/*! Copyright (c) Microsoft Corporation.  All Rights Reserved. Licensed under the MIT License. See License.txt in the project root for license information. */
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j(this)),this._groupKey=b,this._groupData=c,this._initializeState(),this._batchSize=i,this._count=null,d&&("number"==typeof d.groupCountEstimate&&(this._count=d.groupCountEstimate<0?null:Math.max(d.groupCountEstimate,1)),"number"==typeof d.batchSize&&(this._batchSize=d.batchSize+1)),this._listBinding.last&&(this.itemsFromEnd=function(a){var b=this;return this._fetchItems(function(){return b._lastGroup},function(a){if(a)return!1;var c=b._count;return+c!==c?!0:c>0?!0:void 0},function(){b._fetchBatch(b._listBinding.last(),b._batchSize-1,0)},a-1,0)})},{setNotificationHandler:function(a){this._listDataNotificationHandler=a},compareByIdentity:!0,itemsFromKey:function(a,b,c,d){var e=this;return this._fetchItems(function(){return e._keyMap[a]},function(){var a=e._lastGroup;return a?+a.index!==a.index?!0:void 0:!0},function(){d=d||{};var a="string"==typeof d.groupMemberKey&&e._listBinding.fromKey?e._listBinding.fromKey(d.groupMemberKey):"number"==typeof d.groupMemberIndex&&e._listBinding.fromIndex?e._listBinding.fromIndex(d.groupMemberIndex):void 0!==d.groupMemberDescription&&e._listBinding.fromDescription?e._listBinding.fromDescription(d.groupMemberDescription):e._listBinding.first(),b=Math.floor(.5*(e._batchSize-1));e._fetchBatch(a,b,e._batchSize-1-b)},b,c)},itemsFromIndex:function(a,b,c){var d=this;return this._fetchItems(function(){return d._indexMap[a]},function(){var b=d._lastGroup;return b?+b.index!==b.index?!0:a<=b.index?!0:void 0:!0},function(){d._fetchNextIndex()},b,c)},getCount:function(){if(this._lastGroup&&"number"==typeof this._lastGroup.index)return d.wrap(this._count);var a=this,b=new d(function(b){var c={initialBatch:function(){a._fetchNextIndex()},getGroup:function(){return null},countBefore:0,countAfter:0,complete:function(c){c&&(a._count=0);var d=a._count;return"number"==typeof d?(b(d),!0):!1}};a._fetchQueue.push(c),a._itemBatch||a._continueFetch(c)});return"number"==typeof this._count?d.wrap(this._count):b},invalidateGroups:function(){this._beginRefresh(),this._initializeState()},_initializeState:function(){this._count=null,this._indexMax=null,this._keyMap={},this._indexMap={},this._lastGroup=null,this._handleMap={},this._fetchQueue=[],this._itemBatch=null,this._itemsToFetch=0,this._indicesChanged=!1},_releaseItem:function(a){delete this._handleMap[a.handle],this._listBinding.releaseItem(a)},_processBatch:function(){for(var a=null,b=null,c=null,d=0,f=!0,g=0;g<this._batchSize;g++){var h=this._itemBatch[g],i=h?this._groupKey(h):null;if(h&&(f=!1),b&&null!==i&&i===b.key)d++,b.lastItem===a?(b.lastItem.handle!==b.firstItem.handle&&this._releaseItem(b.lastItem),b.lastItem=h,this._handleMap[h.handle]=b,b.size++):b.firstItem===h&&(b.firstItem.handle!==b.lastItem.handle&&this._releaseItem(b.firstItem),b.firstItem=c,this._handleMap[c.handle]=b,b.size+=d);else{var j=null;if(b&&(b.lastReached=!0,"number"==typeof b.index&&(j=b.index+1)),h){var k=this._keyMap[i];if(k||(k={key:i,data:this._groupData(h),firstItem:h,lastItem:h,size:1},this._keyMap[k.key]=k,this._handleMap[h.handle]=k),g>0&&(k.firstReached=!0,b||(j=0)),"number"!=typeof k.index&&"number"==typeof j){for(var l=k;l;l=this._nextGroup(l))l.index=j,this._indexMap[j]=l,j++;this._indexMax=j,"number"==typeof this._count&&!this._lastGroup&&this._count<=this._indexMax&&(this._count=this._indexMax+1)}c=h,d=0,b=k}else b&&(this._lastGroup=b,"number"==typeof b.index&&(this._count=b.index+1),this._listDataNotificationHandler.invalidateAll(),b=null)}a=h}var m;for(m=this._fetchQueue[0];m&&m.complete(f);m=this._fetchQueue[0])this._fetchQueue.splice(0,1);if(m){var n=this;e.schedule(function(){n._continueFetch(m)},e.Priority.normal,null,"WinJS.UI._GroupDataSource._continueFetch")}else this._itemBatch=null},_processPromise:function(a,b){a.retain(),this._itemBatch[b]=a;var c=this;a.then(function(a){c._itemBatch[b]=a,0===--c._itemsToFetch&&c._processBatch()})},_fetchBatch:function(a,b){this._itemBatch=new Array(this._batchSize),this._itemsToFetch=this._batchSize,this._processPromise(a,b);var c;for(this._listBinding.jumpToItem(a),c=b-1;c>=0;c--)this._processPromise(this._listBinding.previous(),c);for(this._listBinding.jumpToItem(a),c=b+1;c<this._batchSize;c++)this._processPromise(this._listBinding.next(),c)},_fetchAdjacent:function(a,b){this._fetchBatch(this._listBinding.fromKey?this._listBinding.fromKey(a.key):this._listBinding.fromIndex(a.index),b?0:this._batchSize-1,b?this._batchSize-1:0)},_fetchNextIndex:function(){var a=this._indexMap[this._indexMax-1];a?this._fetchAdjacent(a.lastItem,!0):this._fetchBatch(this._listBinding.first(),1,this._batchSize-2)},_continueFetch:function(a){if(a.initialBatch)a.initialBatch(),a.initialBatch=null;else{var b=a.getGroup();if(b){var c,d;b.firstReached?b.lastReached?a.countBefore>0&&0!==b.index&&!h(c=this._previousGroup(b))?this._fetchAdjacent(c&&c.lastReached?c.firstItem:b.firstItem,!1):(d=this._nextGroup(b),this._fetchAdjacent(d&&d.firstReached?d.lastItem:b.lastItem,!0)):this._fetchAdjacent(b.lastItem,!0):this._fetchAdjacent(b.firstItem,!1)}else this._fetchNextIndex()}},_fetchComplete:function(a,b,c,d,e){if(h(a)){var g=this._previousGroup(a);if(d||h(g)||0===a.index||0===b){var i=this._nextGroup(a);if(d||h(i)||this._lastGroup===a||0===c){for(var j=0,k=a;b>j&&(g=this._previousGroup(k),h(g));)k=g,j++;for(var l=0,m=a;c>l&&(i=this._nextGroup(m),h(i));)m=i,l++;for(var n=j+1+l,o=new Array(n),p=0;n>p;p++){var q={key:k.key,data:k.data,firstItemKey:k.firstItem.key,groupSize:k.size},r=k.firstItem.index;"number"==typeof r&&(q.firstItemIndexHint=r),o[p]=q,k=this._nextGroup(k)}var s={items:o,offset:j};return s.totalCount="number"==typeof this._count?this._count:f.CountResult.unknown,"number"==typeof a.index&&(s.absoluteIndex=a.index),m===this._lastGroup&&(s.atEnd=!0),e(s),!0}}}return!1},_fetchItems:function(b,c,e,f,g){var h=this;return new d(function(d,i){function j(e){var j=b();return j?h._fetchComplete(j,f,g,l,d,i):l&&!c(e)?(i(a()),!0):m>2?(i(a()),!0):(e?m++:m=0,!1)}var k=b(),l=!k,m=0;if(!j()){var n={initialBatch:l?e:null,getGroup:b,countBefore:f,countAfter:g,complete:j};h._fetchQueue.push(n),h._itemBatch||h._continueFetch(n)}})},_previousGroup:function(a){return a&&a.firstReached?(this._listBinding.jumpToItem(a.firstItem),this._handleMap[this._listBinding.previous().handle]):null},_nextGroup:function(a){return a&&a.lastReached?(this._listBinding.jumpToItem(a.lastItem),this._handleMap[this._listBinding.next().handle]):null},_invalidateIndices:function(a){this._count=null,this._lastGroup=null,"number"==typeof a.index&&(this._indexMax=a.index>0?a.index:null);for(var b=a;b&&"number"==typeof b.index;b=this._nextGroup(b))delete this._indexMap[b.index],b.index=null},_releaseGroup:function(a){this._invalidateIndices(a),delete this._keyMap[a.key],this._lastGroup===a&&(this._lastGroup=null),a.firstItem!==a.lastItem&&this._releaseItem(a.firstItem),this._releaseItem(a.lastItem)},_beginRefresh:function(){if(this._fetchQueue=[],this._itemBatch){for(var a=0;a<this._batchSize;a++){var b=this._itemBatch[a];b&&(b.cancel&&b.cancel(),this._listBinding.releaseItem(b))}this._itemBatch=null}this._itemsToFetch=0,this._listDataNotificationHandler.invalidateAll()},_processInsertion:function(a,b,c){var d=this._handleMap[b],e=this._handleMap[c],f=null;d&&(d.lastReached&&b===d.lastItem.handle&&(f=this._groupKey(a))!==d.key?this._lastGroup===d&&(this._lastGroup=null,this._count=null):this._releaseGroup(d),this._beginRefresh()),e&&e!==d&&(this._invalidateIndices(e),e.firstReached&&c===e.firstItem.handle&&(null!==f?f:this._groupKey(a))!==e.key||this._releaseGroup(e),this._beginRefresh())},_processRemoval:function(a){var b=this._handleMap[a];if(!b||a!==b.firstItem.handle&&a!==b.lastItem.handle){if(this._itemBatch)for(var c=0;c<this._batchSize;c++){var d=this._itemBatch[c];if(d&&d.handle===a){this._beginRefresh();break}}}else this._releaseGroup(b),this._beginRefresh()},_inserted:function(a,b,c){var d=this;a.then(function(a){d._processInsertion(a,b,c)})},_changed:function(a,b){var c=this._handleMap[a.handle];if(c&&a.handle===c.firstItem.handle&&(this._releaseGroup(c),this._beginRefresh()),this._groupKey(a)!==this._groupKey(b)){this._listBinding.jumpToItem(a);var d=this._listBinding.previous().handle;this._listBinding.jumpToItem(a);var e=this._listBinding.next().handle;this._processRemoval(a.handle),this._processInsertion(a,d,e)}},_moved:function(a,b,c){this._processRemoval(a.handle);var d=this;a.then(function(a){d._processInsertion(a,b,c)})},_removed:function(a,b){b||this._processRemoval(a)},_indexChanged:function(a,b,c){"number"==typeof c&&(this._indicesChanged=!0)},_endNotifications:function(){if(this._indicesChanged){this._indicesChanged=!1;for(var a in this._keyMap){var b=this._keyMap[a];if(b.firstReached&&b.lastReached){var c=b.lastItem.index+1-b.firstItem.index;isNaN(c)||(b.size=c)}}this._beginRefresh()}},_reload:function(){this._initializeState(),this._listDataNotificationHandler.reload()}},{supportedForProcessing:!1});return b.Class.derive(g.VirtualizedDataSource,function(a,b,c,d){var e=new k(a,b,c,d);this._baseDataSourceConstructor(e),this.extensions={invalidateGroups:function(){e.invalidateGroups()}}},{},{supportedForProcessing:!1})})})}),d("WinJS/VirtualizedDataSource/_GroupedItemDataSource",["../Core/_Base","./_GroupDataSource"],function(a,b){"use strict";a.Namespace.define("WinJS.UI",{computeDataSourceGroups:function(a,c,d,e){function f(a){if(a){var b=Object.create(a);return b.groupKey=c(a),d&&(b.groupData=d(a)),b}return null}function g(a){var b=Object.create(a);return b.then=function(b,c,d){return a.then(function(a){return b(f(a))},c,d)},b}var h=Object.create(a);h.createListBinding=function(b){var c;b?(c=Object.create(b),c.inserted=function(a,c,d){return b.inserted(g(a),c,d)},c.changed=function(a,c){return b.changed(f(a),f(c))},c.moved=function(a,c,d){return b.moved(g(a),c,d)}):c=null;for(var d=a.createListBinding(c),e=Object.create(d),h=["first","last","fromDescription","jumpToItem","current"],i=0,j=h.length;j>i;i++)!function(a){d[a]&&(e[a]=function(){return g(d[a].apply(d,arguments))})}(h[i]);return d.fromKey&&(e.fromKey=function(a){return g(d.fromKey(a))}),d.fromIndex&&(e.fromIndex=function(a){return g(d.fromIndex(a))}),e.prev=function(){return g(d.prev())},e.next=function(){return g(d.next())},e};for(var i=["itemFromKey","itemFromIndex","itemFromDescription","insertAtStart","insertBefore","insertAfter","insertAtEnd","change","moveToStart","moveBefore","moveAfter","moveToEnd"],j=0,k=i.length;k>j;j++)!function(b){a[b]&&(h[b]=function(){return g(a[b].apply(a,arguments))})}(i[j]);["addEventListener","removeEventListener","dispatchEvent"].forEach(function(b){a[b]&&(h[b]=function(){return a[b].apply(a,arguments)})});var l=null;return Object.defineProperty(h,"groups",{get:function(){return l||(l=new b._GroupDataSource(a,c,d,e)),l},enumerable:!0,configurable:!0}),h}})}),d("WinJS/VirtualizedDataSource/_StorageDataSource",["exports","../Core/_WinRT","../Core/_Global","../Core/_Base","../Core/_ErrorFromName","../Core/_WriteProfilerMark","../Animations","../Promise","../Utilities/_UI","./_VirtualizedDataSourceImpl"],function(a,b,c,d,e,f,g,h,i,j){"use strict";d.Namespace._moduleDefine(a,"WinJS.UI",{StorageDataSource:d.Namespace._lazy(function(){var a=d.Class.define(function(a,c){f("WinJS.UI.StorageDataSource:constructor,StartTM");var d,e=b.Windows.Storage.FileProperties.ThumbnailMode.singleItem,g=256,h=b.Windows.Storage.FileProperties.ThumbnailOptions.useCurrentScale,i=!0;if("Pictures"===a?(e=b.Windows.Storage.FileProperties.ThumbnailMode.picturesView,d=b.Windows.Storage.KnownFolders.picturesLibrary,g=190):"Music"===a?(e=b.Windows.Storage.FileProperties.ThumbnailMode.musicView,d=b.Windows.Storage.KnownFolders.musicLibrary,g=256):"Documents"===a?(e=b.Windows.Storage.FileProperties.ThumbnailMode.documentsView,d=b.Windows.Storage.KnownFolders.documentsLibrary,g=40):"Videos"===a&&(e=b.Windows.Storage.FileProperties.ThumbnailMode.videosView,d=b.Windows.Storage.KnownFolders.videosLibrary,g=190),d){var j=new b.Windows.Storage.Search.QueryOptions;j.folderDepth=b.Windows.Storage.Search.FolderDepth.deep,j.indexerOption=b.Windows.Storage.Search.IndexerOption.useIndexerWhenAvailable,this._query=d.createFileQueryWithOptions(j)}else this._query=a;if(c){if("number"==typeof c.mode&&(e=c.mode),"number"==typeof c.requestedThumbnailSize)g=Math.max(1,Math.min(c.requestedThumbnailSize,1024));else switch(e){case b.Windows.Storage.FileProperties.ThumbnailMode.picturesView:case b.Windows.Storage.FileProperties.ThumbnailMode.videosView:g=190;break;case b.Windows.Storage.FileProperties.ThumbnailMode.documentsView:case b.Windows.Storage.FileProperties.ThumbnailMode.listView:g=40;break;case b.Windows.Storage.FileProperties.ThumbnailMode.musicView:case b.Windows.Storage.FileProperties.ThumbnailMode.singleItem:g=256}"number"==typeof c.thumbnailOptions&&(h=c.thumbnailOptions),"boolean"==typeof c.waitForFileLoad&&(i=!c.waitForFileLoad)}this._loader=new b.Windows.Storage.BulkAccess.FileInformationFactory(this._query,e,g,h,i),this.compareByIdentity=!1,this.firstDataRequest=!0,f("WinJS.UI.StorageDataSource:constructor,StopTM")},{setNotificationHandler:function(a){this._notificationHandler=a,this._query.addEventListener("contentschanged",function(){a.invalidateAll()}),this._query.addEventListener("optionschanged",function(){a.invalidateAll()})},itemsFromEnd:function(a){var b=this;return f("WinJS.UI.StorageDataSource:itemsFromEnd,info"),this.getCount().then(function(c){return 0===c?h.wrapError(new e(i.FetchError.doesNotExist)):b.itemsFromIndex(c-1,Math.min(c-1,a-1),1)})},itemsFromIndex:function(a,b,c){function d(a){k._notificationHandler.changed(k._item(a.target))}b+c>64&&(b=Math.min(b,32),c=64-(b+1));var g=a-b,j=b+1+c,k=this;k.firstDataRequest&&(k.firstDataRequest=!1,j=Math.max(j,32));var l="WinJS.UI.StorageDataSource:itemsFromIndex("+g+"-"+(g+j-1)+")";return f(l+",StartTM"),this._loader.getItemsAsync(g,j).then(function(c){var m=c.size;if(b>=m)return h.wrapError(new e(i.FetchError.doesNotExist));var n=new Array(m),o=new Array(m);c.getMany(0,o);for(var p=0;m>p;p++)n[p]=k._item(o[p]),o[p].addEventListener("propertiesupdated",d);var q={items:n,offset:b,absoluteIndex:a};return j>m&&(q.totalCount=g+m),f(l+",StopTM"),q})},itemsFromDescription:function(a,b,c){var d=this;return f("WinJS.UI.StorageDataSource:itemsFromDescription,info"),this._query.findStartIndexAsync(a).then(function(a){return d.itemsFromIndex(a,b,c)})},getCount:function(){return f("WinJS.UI.StorageDataSource:getCount,info"),this._query.getItemCountAsync()},itemSignature:function(a){return a.folderRelativeId},_item:function(a){return{key:a.path||a.folderRelativeId,data:a}}},{supportedForProcessing:!1});return d.Class.derive(j.VirtualizedDataSource,function(b,c){this._baseDataSourceConstructor(new a(b,c))},{},{loadThumbnail:function(a,d){var e,i,j=!1;return new h(function(k){var l=d?!0:!1,m=function(m){if(m){var n=c.URL.createObjectURL(m,{oneTimeOnly:!0});i=i?i.then(function(b){return a.loadImage(n,b)}):a.loadImage(n,d).then(function(b){return a.isOnScreen().then(function(a){var c;return a&&l?c=g.fadeIn(b).then(function(){return b}):(b.style.opacity=1,c=h.wrap(b)),c})}),m.type===b.Windows.Storage.FileProperties.ThumbnailType.icon||m.returnedSmallerCachedSize||(f("WinJS.UI.StorageDataSource:loadThumbnail 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j.disambiguation:d.addClass(b,h.active),d.addClass(b,h.disambiguation),c.disambiguate(b,a.label);break;case j.inactive:d.removeClass(b,h.active),d.removeClass(b,h.disambiguation),c.deactivate(b)}}}var f,g={vuiData:"_winVuiData"},h={active:"win-vui-active",disambiguation:"win-vui-disambiguation"},i={ListeningModeStateChanged:"ListeningStateChanged"},j={active:"active",disambiguation:"disambiguation",inactive:"inactive"};!function(a){a.BUTTON={activate:function(a,b){var c={nodes:[],width:a.style.width,height:a.style.height},e=d._getComputedStyle(a);for(a.style.width=e.width,a.style.height=e.height;a.childNodes.length;)c.nodes.push(a.removeChild(a.childNodes[0]));a[g.vuiData]=c,a.textContent=b},disambiguate:function(a,b){a.textContent=b},reactivate:function(a,b){a.textContent=b},deactivate:function(a){a.innerHTML="";var b=a[g.vuiData];a.style.width=b.width,a.style.height=b.height,b.nodes.forEach(function(b){return a.appendChild(b)}),delete 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.win-ring::-webkit-progress-value",[{name:"background-color",value:b.ColorTypes.accent}]),b.createAccentRule(".win-progress-bar:not(:indeterminate)::-moz-progress-bar,         .win-progress-ring:not(:indeterminate)::-moz-progress-bar,         .win-ring:not(:indeterminate)::-moz-progress-bar",[{name:"background-color",value:b.ColorTypes.accent}]),b.createAccentRule(".win-checkbox:indeterminate::-ms-check,         .win-checkbox:hover:indeterminate::-ms-check,         .win-radio:checked::-ms-check",[{name:"border-color",value:b.ColorTypes.accent}]),b.createAccentRule(".win-slider::-ms-thumb,         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t=i.verifySelectionAllowed(this._site.pressedEntity);this._canSelect=t.canSelect,this._canTapSelect=t.canTapSelect,this._site.pressedEntity.type===k.ObjectType.item?(this._site.pressedItemBox=i.itemBoxAtIndex(this._site.pressedEntity.index),this._site.pressedContainer=i.containerAtIndex(this._site.pressedEntity.index),this._site.animatedElement=this._site.pressedContainer,this._site.pressedHeader=null,this._togglePressed(!0,a),this._site.pressedContainer.addEventListener("dragstart",this._DragStartBound),m||(j._addEventListener(this._site.pressedContainer,"pointerenter",this._PointerEnterBound,!1),j._addEventListener(this._site.pressedContainer,"pointerleave",this._PointerLeaveBound,!1))):(this._site.pressedHeader=this._site.headerFromElement(a.target),e.isPhone?(this._site.animatedElement=this._site.pressedHeader,this._togglePressed(!0,a)):(this._site.pressedItemBox=null,this._site.pressedContainer=null,this._site.animatedElement=null)),this._resetPointerDownStateBound||(this._resetPointerDownStateBound=this._resetPointerDownStateForPointerId.bind(this)),m||(j._addEventListener(b,"pointerup",this._resetPointerDownStateBound,!1),j._addEventListener(b,"pointercancel",this._resetPointerDownStateBound,!1)),this._pointerId=a.pointerId,this._pointerRightButton=h}if(s&&m)try{j._setPointerCapture(i.canvasProxy,a.pointerId)}catch(u){return void f("WinJS.UI._ItemEventsHandler:MSPointerDown,StopTM")}this._site.pressedEntity.type===k.ObjectType.item&&this._selectionAllowed()&&this._multiSelection()&&this._site.pressedEntity.index!==l._INVALID_INDEX&&i.selection._getFocused().index!==l._INVALID_INDEX&&i.selection._pivot===l._INVALID_INDEX&&(i.selection._pivot=i.selection._getFocused().index),f("WinJS.UI._ItemEventsHandler:MSPointerDown,StopTM")},onPointerEnter:function(a){this._site.pressedContainer&&this._pointerId===a.pointerId&&this._togglePressed(!0,a)},onPointerLeave:function(a){this._site.pressedContainer&&this._pointerId===a.pointerId&&this._togglePressed(!1,a)},onDragStart:function(){this._resetPressedContainer()},_resetPressedContainer:function(){(this._site.pressedContainer||this._site.pressedHeader)&&this._site.animatedElement&&(this._togglePressed(!1),this._site.pressedContainer&&(this._site.pressedContainer.style[m.scriptName]="",this._site.pressedContainer.removeEventListener("dragstart",this._DragStartBound),j._removeEventListener(this._site.pressedContainer,"pointerenter",this._PointerEnterBound,!1),j._removeEventListener(this._site.pressedContainer,"pointerleave",this._PointerLeaveBound,!1)))},onClick:function(a){if(!this._skipClick){var b={type:k.ObjectType.item,index:this._site.indexForItemElement(a.target)};if(b.index===l._INVALID_INDEX&&(b.index=this._site.indexForHeaderElement(a.target),b.index!==l._INVALID_INDEX&&(b.type=k.ObjectType.groupHeader)),b.index!==l._INVALID_INDEX&&(j.hasClass(a.target,this._site.accessibleItemClass)||j.hasClass(a.target,l._headerClass))){var c=this._site.verifySelectionAllowed(b);c.canTapSelect&&this.handleTap(b),this._site.fireInvokeEvent(b,a.target)}}},onPointerUp:function(a){f("WinJS.UI._ItemEventsHandler:MSPointerUp,StartTM");var b=this._site;this._skipClick=!0;var c=this;e._yieldForEvents(function(){c._skipClick=!1});try{j._releasePointerCapture(b.canvasProxy,a.pointerId)}catch(d){}var h=a.pointerType===g,i=this._releasedElement(a),m=b.indexForItemElement(i),n=i&&j.hasClass(i,l._headerContainerClass)?b.indexForHeaderElement(b.pressedHeader):b.indexForHeaderElement(i);if(this._pointerId===a.pointerId){var o;if(o=n===l._INVALID_INDEX?{type:k.ObjectType.item,index:m}:{type:k.ObjectType.groupHeader,index:n},this._resetPressedContainer(),this._site.pressedEntity.type===k.ObjectType.item&&o.type===k.ObjectType.item&&this._site.pressedContainer&&this._site.pressedEntity.index===o.index)if(a.shiftKey||(b.selection._pivot=l._INVALID_INDEX),a.shiftKey){if(this._selectionAllowed()&&this._multiSelection()&&b.selection._pivot!==l._INVALID_INDEX){var p=Math.min(this._site.pressedEntity.index,b.selection._pivot),q=Math.max(this._site.pressedEntity.index,b.selection._pivot),r=this._pointerRightButton||a.ctrlKey||b.tapBehavior===k.TapBehavior.toggleSelect;b.selectRange(p,q,r)}}else a.ctrlKey&&this.toggleSelectionIfAllowed(this._site.pressedEntity.index);if(this._site.pressedHeader||this._site.pressedContainer){var s=j._getCursorPos(a),t=Math.abs(s.left-this._site.pressedPosition.left)<=l._TAP_END_THRESHOLD&&Math.abs(s.top-this._site.pressedPosition.top)<=l._TAP_END_THRESHOLD;this._pointerRightButton||a.ctrlKey||a.shiftKey||!(h&&t||!h&&this._site.pressedEntity.index===o.index&&this._site.pressedEntity.type===o.type)||(o.type===k.ObjectType.groupHeader?(this._site.pressedHeader=b.headerAtIndex(o.index),this._site.pressedItemBox=null,this._site.pressedContainer=null):(this._site.pressedItemBox=b.itemBoxAtIndex(o.index),this._site.pressedContainer=b.containerAtIndex(o.index),this._site.pressedHeader=null),this._canTapSelect&&this.handleTap(this._site.pressedEntity),this._site.fireInvokeEvent(this._site.pressedEntity,this._site.pressedItemBox||this._site.pressedHeader))}this._site.pressedEntity.index!==l._INVALID_INDEX&&b.changeFocus(this._site.pressedEntity,!0,!1,!0),this.resetPointerDownState()}f("WinJS.UI._ItemEventsHandler:MSPointerUp,StopTM")},onPointerCancel:function(a){this._pointerId===a.pointerId&&(f("WinJS.UI._ItemEventsHandler:MSPointerCancel,info"),this.resetPointerDownState())},onLostPointerCapture:function(a){this._pointerId===a.pointerId&&(f("WinJS.UI._ItemEventsHandler:MSLostPointerCapture,info"),this.resetPointerDownState())},onContextMenu:function(a){this._shouldSuppressContextMenu(a.target)&&a.preventDefault()},onMSHoldVisual:function(a){this._shouldSuppressContextMenu(a.target)&&a.preventDefault()},onDataChanged:function(){this.resetPointerDownState()},toggleSelectionIfAllowed:function(a){this._selectionAllowed(a)&&this._toggleItemSelection(a)},handleTap:function(a){if(a.type!==k.ObjectType.groupHeader){var b=this._site,c=b.selection;this._selectionAllowed(a.index)&&this._selectOnTap()&&(b.tapBehavior===k.TapBehavior.toggleSelect?this._toggleItemSelection(a.index):b.selectionMode!==k.SelectionMode.multi&&c._isIncluded(a.index)||c.set(a.index))}},_toggleItemSelection:function(a){var b=this._site,c=b.selection,d=c._isIncluded(a);b.selectionMode===k.SelectionMode.single?d?c.clear():c.set(a):d?c.remove(a):c.add(a)},_getCurrentPoint:function(a){return c.Windows.UI.Input.PointerPoint.getCurrentPoint(a.pointerId)},_containedInElementWithClass:function(a,b){if(a.parentNode)for(var c=a.parentNode.querySelectorAll("."+b+", ."+b+" *"),d=0,e=c.length;e>d;d++)if(c[d]===a)return!0;return!1},_isSelected:function(a){return this._site.selection._isIncluded(a)},_isInteractive:function(a){return this._containedInElementWithClass(a,"win-interactive")},_shouldSuppressContextMenu:function(a){var b=this._site.containerFromElement(a);return this._selectionAllowed()&&b&&!this._isInteractive(a)},_togglePressed:function(a,b){var c=this._site.pressedEntity.type===k.ObjectType.groupHeader;(c||!j.hasClass(this._site.pressedItemBox,l._nonSelectableClass))&&(this._staticMode(c)||(a?j.addClass(this._site.animatedElement,l._pressedClass):j.removeClass(this._site.animatedElement,l._pressedClass)))},_resetPointerDownStateForPointerId:function(a){this._pointerId===a.pointerId&&this.resetPointerDownState()},resetPointerDownState:function(){this._site.pressedElement=null,j._removeEventListener(b,"pointerup",this._resetPointerDownStateBound),j._removeEventListener(b,"pointercancel",this._resetPointerDownStateBound),this._resetPressedContainer(),this._site.pressedContainer=null,this._site.animatedElement=null,this._site.pressedHeader=null,this._site.pressedItemBox=null,this._site.pressedEntity={type:k.ObjectType.item,index:l._INVALID_INDEX},this._pointerId=null},_releasedElement:function(a){return b.document.elementFromPoint(a.clientX,a.clientY)},_applyUIInBatches:function(a){function b(){c._work.length>0?(c._flushUIBatches(),c._paintedThisFrame=e._requestAnimationFrame(b.bind(c))):c._paintedThisFrame=null}var c=this;this._work.push(a),this._paintedThisFrame||b()},_flushUIBatches:function(){if(this._work.length>0){var a=this._work;this._work=[];for(var b=0;b<a.length;b++)a[b]()}},_selectionAllowed:function(a){var b=void 0!==a?this._site.itemAtIndex(a):null,c=!(b&&j.hasClass(b,l._nonSelectableClass));return c&&this._site.selectionMode!==k.SelectionMode.none},_multiSelection:function(){return this._site.selectionMode===k.SelectionMode.multi},_selectOnTap:function(){return this._site.tapBehavior===k.TapBehavior.toggleSelect||this._site.tapBehavior===k.TapBehavior.directSelect},_staticMode:function(a){return a?this._site.headerTapBehavior===k.GroupHeaderTapBehavior.none:this._site.tapBehavior===k.TapBehavior.none&&this._site.selectionMode===k.SelectionMode.none}},{setAriaSelected:function(a,b){var c="true"===a.getAttribute("aria-selected");b!==c&&a.setAttribute("aria-selected",b)},renderSelection:function(b,c,d,e,f){if(!h._selectionTemplate){h._selectionTemplate=[],h._selectionTemplate.push(a(l._selectionBackgroundClass)),h._selectionTemplate.push(a(l._selectionBorderClass)),h._selectionTemplate.push(a(l._selectionCheckmarkBackgroundClass));var g=a(l._selectionCheckmarkClass);g.textContent=l._SELECTION_CHECKMARK,h._selectionTemplate.push(g)}if(d!==j._isSelectionRendered(b)){if(d){b.insertBefore(h._selectionTemplate[0].cloneNode(!0),b.firstElementChild);for(var i=1,k=h._selectionTemplate.length;k>i;i++)b.appendChild(h._selectionTemplate[i].cloneNode(!0))}else for(var m=b.querySelectorAll(j._selectionPartsSelector),i=0,k=m.length;k>i;i++)b.removeChild(m[i]);j[d?"addClass":"removeClass"](b,l._selectedClass),f&&j[d?"addClass":"removeClass"](f,l._selectedClass)}e&&h.setAriaSelected(c,d)}});return h})})}),d("WinJS/Controls/ListView/_SelectionManager",["exports","../../Core/_Global","../../Core/_Base","../../Promise","../../_Signal","../../Utilities/_UI","../ItemContainer/_Constants"],function(a,b,c,d,e,f,g){"use strict";c.Namespace._moduleDefine(a,"WinJS.UI",{_ItemSet:c.Namespace._lazy(function(){var b=c.Class.define(function(a,b,c){this._listView=a,this._ranges=b,this._itemsCount=c});return b.prototype={getRanges:function(){for(var a=[],b=0,c=this._ranges.length;c>b;b++){var d=this._ranges[b];a.push({firstIndex:d.firstIndex,lastIndex:d.lastIndex,firstKey:d.firstKey,lastKey:d.lastKey})}return a},getItems:function(){return a.getItemsFromRanges(this._listView._itemsManager.dataSource,this._ranges)},isEverything:function(){return this.count()===this._itemsCount},count:function(){for(var a=0,b=0,c=this._ranges.length;c>b;b++){var d=this._ranges[b];a+=d.lastIndex-d.firstIndex+1}return a},getIndices:function(){for(var a=[],b=0,c=this._ranges.length;c>b;b++)for(var d=this._ranges[b],e=d.firstIndex;e<=d.lastIndex;e++)a.push(e);return a}},b}),getItemsFromRanges:function(a,b){function c(){for(var a=[],c=0,e=b.length;e>c;c++)for(var f=b[c],g=f.firstIndex;g<=f.lastIndex;g++)a.push(g);return d.wrap(a)}var e=a.createListBinding(),f=[];return c().then(function(a){for(var b=0;b<a.length;b++)f.push(e.fromIndex(a[b]));return d.join(f).then(function(a){return e.release(),a})})},_Selection:c.Namespace._lazy(function(){function b(a){return a&&0===a.firstIndex&&a.lastIndex===Number.MAX_VALUE}return c.Class.derive(a._ItemSet,function(a,b){this._listView=a,this._itemsCount=-1,this._ranges=[],b&&this.set(b)},{clear:function(){return this._releaseRanges(this._ranges),this._ranges=[],d.wrap()},set:function(a){if(b(a))return this.selectAll();this._releaseRanges(this._ranges),this._ranges=[];var c=this;return this._execute("_set",a).then(function(){return c._ranges.sort(function(a,b){return a.firstIndex-b.firstIndex}),c._ensureKeys()}).then(function(){return c._ensureCount()})},add:function(a){if(b(a))return this.selectAll();var c=this;return this._execute("_add",a).then(function(){return c._ensureKeys()}).then(function(){return c._ensureCount()})},remove:function(a){var b=this;return this._execute("_remove",a).then(function(){return b._ensureKeys()})},selectAll:function(){var a=this;return a._ensureCount().then(function(){if(a._itemsCount){var b={firstIndex:0,lastIndex:a._itemsCount-1};return a._retainRange(b),a._releaseRanges(a._ranges),a._ranges=[b],a._ensureKeys()}})},_execute:function(a,b){function c(a,b,c){var d={};return d["first"+a]=b,d["last"+a]=c,d}function e(b){var c=f._getListBinding(),e=d.join([c.fromKey(b.firstKey),c.fromKey(b.lastKey)]).then(function(c){return c[0]&&c[1]&&(b.firstIndex=c[0].index,b.lastIndex=c[1].index,f[a](b)),b});i.push(e)}for(var f=this,g=!!f._getListBinding().fromKey,h=Array.isArray(b)?b:[b],i=[d.wrap()],j=0,k=h.length;k>j;j++){var l=h[j];"number"==typeof l?this[a](c("Index",l,l)):l&&(g&&void 0!==l.key?e(c("Key",l.key,l.key)):g&&void 0!==l.firstKey&&void 0!==l.lastKey?e(c("Key",l.firstKey,l.lastKey)):void 0!==l.index&&"number"==typeof l.index?this[a](c("Index",l.index,l.index)):void 0!==l.firstIndex&&void 0!==l.lastIndex&&"number"==typeof l.firstIndex&&"number"==typeof l.lastIndex&&this[a](c("Index",l.firstIndex,l.lastIndex)))}return d.join(i)},_set:function(a){this._retainRange(a),this._ranges.push(a)},_add:function(a){for(var b,c,d,e=this,f=null,g=function(a,b){b.lastIndex>a.lastIndex&&(a.lastIndex=b.lastIndex,a.lastKey=b.lastKey,a.lastPromise&&a.lastPromise.release(),a.lastPromise=e._getListBinding().fromIndex(a.lastIndex).retain())},h=0,i=this._ranges.length;i>h;h++){if(b=this._ranges[h],a.firstIndex<b.firstIndex){d=f&&a.firstIndex<f.lastIndex+1,d?(c=h-1,g(f,a)):(this._insertRange(h,a),c=h);break}if(a.firstIndex===b.firstIndex){g(b,a),c=h;break}f=b}if(void 0===c){var j=this._ranges.length?this._ranges[this._ranges.length-1]:null,k=j&&a.firstIndex<j.lastIndex+1;k?g(j,a):(this._retainRange(a),this._ranges.push(a))}else{for(f=null,h=c+1,i=this._ranges.length;i>h;h++){if(b=this._ranges[h],a.lastIndex<b.firstIndex){d=f&&f.lastIndex>a.lastIndex,d&&g(this._ranges[c],f),this._removeRanges(c+1,h-c-1);break}if(a.lastIndex===b.firstIndex){g(this._ranges[c],b),this._removeRanges(c+1,h-c);break}f=b}h>=i&&(g(this._ranges[c],this._ranges[i-1]),this._removeRanges(c+1,i-c-1))}},_remove:function(a){function b(a){return c._getListBinding().fromIndex(a).retain()}for(var c=this,d=[],e=0,f=this._ranges.length;f>e;e++){var g=this._ranges[e];g.lastIndex<a.firstIndex||g.firstIndex>a.lastIndex?d.push(g):g.firstIndex<a.firstIndex&&g.lastIndex>=a.firstIndex&&g.lastIndex<=a.lastIndex?(d.push({firstIndex:g.firstIndex,firstKey:g.firstKey,firstPromise:g.firstPromise,lastIndex:a.firstIndex-1,lastPromise:b(a.firstIndex-1)}),g.lastPromise.release()):g.lastIndex>a.lastIndex&&g.firstIndex>=a.firstIndex&&g.firstIndex<=a.lastIndex?(d.push({firstIndex:a.lastIndex+1,firstPromise:b(a.lastIndex+1),lastIndex:g.lastIndex,lastKey:g.lastKey,lastPromise:g.lastPromise}),g.firstPromise.release()):g.firstIndex<a.firstIndex&&g.lastIndex>a.lastIndex?(d.push({firstIndex:g.firstIndex,firstKey:g.firstKey,firstPromise:g.firstPromise,lastIndex:a.firstIndex-1,lastPromise:b(a.firstIndex-1)}),d.push({firstIndex:a.lastIndex+1,firstPromise:b(a.lastIndex+1),lastIndex:g.lastIndex,lastKey:g.lastKey,lastPromise:g.lastPromise})):(g.firstPromise.release(),g.lastPromise.release())}this._ranges=d},_ensureKeys:function(){for(var a=[d.wrap()],b=this,c=function(a,b){var c=a+"Key";if(b[c])return d.wrap();var e=b[a+"Promise"];return e.then(function(a){a&&(b[c]=a.key)}),e},e=0,f=this._ranges.length;f>e;e++){var g=this._ranges[e];a.push(c("first",g)),a.push(c("last",g))}return d.join(a).then(function(){b._ranges=b._ranges.filter(function(a){return a.firstKey&&a.lastKey})}),d.join(a)},_mergeRanges:function(a,b){a.lastIndex=b.lastIndex,a.lastKey=b.lastKey},_isIncluded:function(a){if(this.isEverything())return!0;for(var b=0,c=this._ranges.length;c>b;b++){var d=this._ranges[b];if(d.firstIndex<=a&&a<=d.lastIndex)return!0}return!1},_ensureCount:function(){var a=this;return this._listView._itemsCount().then(function(b){a._itemsCount=b})},_insertRange:function(a,b){this._retainRange(b),this._ranges.splice(a,0,b)},_removeRanges:function(a,b){for(var c=0;b>c;c++)this._releaseRange(this._ranges[a+c]);this._ranges.splice(a,b)},_retainRange:function(a){a.firstPromise||(a.firstPromise=this._getListBinding().fromIndex(a.firstIndex).retain()),a.lastPromise||(a.lastPromise=this._getListBinding().fromIndex(a.lastIndex).retain())},_retainRanges:function(){for(var a=0,b=this._ranges.length;b>a;a++)this._retainRange(this._ranges[a])},_releaseRange:function(a){a.firstPromise.release(),a.lastPromise.release()},_releaseRanges:function(a){for(var b=0,c=a.length;c>b;++b)this._releaseRange(a[b])},_getListBinding:function(){return this._listView._itemsManager._listBinding}},{supportedForProcessing:!1})}),_SelectionManager:c.Namespace._lazy(function(){var c=function(b){this._listView=b,this._selected=new a._Selection(this._listView),this._pivot=g._INVALID_INDEX,this._focused={type:f.ObjectType.item,index:0},this._pendingChange=d.wrap()};return c.prototype={count:function(){return this._selected.count()},getIndices:function(){return this._selected.getIndices()},getItems:function(){return this._selected.getItems()},getRanges:function(){return this._selected.getRanges()},isEverything:function(){return this._selected.isEverything()},set:function(b){var c=this,f=new e;return this._synchronize(f).then(function(){var e=new a._Selection(c._listView);return e.set(b).then(function(){c._set(e),f.complete()},function(a){return e.clear(),f.complete(),d.wrapError(a)})})},clear:function(){var b=this,c=new e;return this._synchronize(c).then(function(){var e=new a._Selection(b._listView);return e.clear().then(function(){b._set(e),c.complete()},function(a){return e.clear(),c.complete(),d.wrapError(a)})})},add:function(a){var b=this,c=new e;return this._synchronize(c).then(function(){var e=b._cloneSelection();return e.add(a).then(function(){b._set(e),c.complete()},function(a){return e.clear(),c.complete(),d.wrapError(a)})})},remove:function(a){var b=this,c=new e;return this._synchronize(c).then(function(){var e=b._cloneSelection();return e.remove(a).then(function(){b._set(e),c.complete()},function(a){return e.clear(),c.complete(),d.wrapError(a)})})},selectAll:function(){var b=this,c=new e;return this._synchronize(c).then(function(){var e=new a._Selection(b._listView);return e.selectAll().then(function(){b._set(e),c.complete()},function(a){return e.clear(),c.complete(),d.wrapError(a)})})},_synchronize:function(a){var b=this;return this._listView._versionManager.unlocked.then(function(){var c=b._pendingChange;return b._pendingChange=d.join([c,a.promise]).then(function(){}),c})},_reset:function(){this._pivot=g._INVALID_INDEX,this._setFocused({type:f.ObjectType.item,index:0},this._keyboardFocused()),this._pendingChange.cancel(),this._pendingChange=d.wrap(),this._selected.clear(),this._selected=new a._Selection(this._listView)},_dispose:function(){this._selected.clear(),this._selected=null,this._listView=null},_set:function(a){var b=this;return this._fireSelectionChanging(a).then(function(c){return c?(b._selected.clear(),b._selected=a,b._listView._updateSelection(),b._fireSelectionChanged()):a.clear(),c})},_fireSelectionChanging:function(a){var c=b.document.createEvent("CustomEvent"),e=d.wrap();c.initCustomEvent("selectionchanging",!0,!0,{newSelection:a,preventTapBehavior:function(){},setPromise:function(a){e=a}});var f=this._listView._element.dispatchEvent(c);return e.then(function(){return f})},_fireSelectionChanged:function(){var a=b.document.createEvent("CustomEvent");a.initCustomEvent("selectionchanged",!0,!1,null),this._listView._element.dispatchEvent(a)},_getFocused:function(){return{type:this._focused.type,index:this._focused.index}},_setFocused:function(a,b){this._focused={type:a.type,index:a.index},this._focusedByKeyboard=b},_keyboardFocused:function(){return this._focusedByKeyboard},_updateCount:function(a){this._selected._itemsCount=a},_isIncluded:function(a){return this._selected._isIncluded(a)},_cloneSelection:function(){var b=new a._Selection(this._listView);
return b._ranges=this._selected.getRanges(),b._itemsCount=this._selected._itemsCount,b._retainRanges(),b}},c.supportedForProcessing=!1,c})})}),d("WinJS/Controls/ListView/_BrowseMode",["exports","../../Core/_Global","../../Core/_Base","../../Core/_BaseUtils","../../Animations","../../Promise","../../Utilities/_ElementUtilities","../../Utilities/_UI","../ItemContainer/_Constants","../ItemContainer/_ItemEventsHandler","./_SelectionManager"],function(a,b,c,d,e,f,g,h,i,j,k){"use strict";var l=d._browserStyleEquivalents.transform.scriptName;c.Namespace._moduleDefine(a,"WinJS.UI",{_SelectionMode:c.Namespace._lazy(function(){function a(a,b,c){return Math.max(a,Math.min(b,c))}function e(a,c,d){var e=b.document.createEvent("CustomEvent");return e.initCustomEvent("keyboardnavigating",!0,!0,{oldFocus:c.index,oldFocusType:c.type,newFocus:d.index,newFocusType:d.type}),a.dispatchEvent(e)}var m=c.Class.define(function(a){this.inboundFocusHandled=!1,this._pressedContainer=null,this._pressedItemBox=null,this._pressedHeader=null,this._pressedEntity={type:h.ObjectType.item,index:i._INVALID_INDEX},this._pressedPosition=null,this.initialize(a)},{_dispose:function(){this._itemEventsHandler&&this._itemEventsHandler.dispose(),this._setNewFocusItemOffsetPromise&&this._setNewFocusItemOffsetPromise.cancel()},initialize:function(a){function b(b,c){var d=function(c){return a._view.getAdjacent(c,b)};return d.clampToBounds=c,d}this.site=a,this._keyboardNavigationHandlers={},this._keyboardAcceleratorHandlers={};var c=this.site,d=this;this._itemEventsHandler=new j._ItemEventsHandler(Object.create({containerFromElement:function(a){return c._view.items.containerFrom(a)},indexForItemElement:function(a){return c._view.items.index(a)},indexForHeaderElement:function(a){return c._groups.index(a)},itemBoxAtIndex:function(a){return c._view.items.itemBoxAt(a)},itemAtIndex:function(a){return c._view.items.itemAt(a)},headerAtIndex:function(a){return c._groups.group(a).header},headerFromElement:function(a){return c._groups.headerFrom(a)},containerAtIndex:function(a){return c._view.items.containerAt(a)},isZombie:function(){return c._isZombie()},getItemPosition:function(a){return c._getItemPosition(a)},rtl:function(){return c._rtl()},fireInvokeEvent:function(a,b){return d._fireInvokeEvent(a,b)},verifySelectionAllowed:function(a){return d._verifySelectionAllowed(a)},changeFocus:function(a,b,d,e,f){return c._changeFocus(a,b,d,e,f)},selectRange:function(a,b,c){return d._selectRange(a,b,c)}},{pressedEntity:{enumerable:!0,get:function(){return d._pressedEntity},set:function(a){d._pressedEntity=a}},pressedContainerScaleTransform:{enumerable:!0,get:function(){return d._pressedContainerScaleTransform},set:function(a){d._pressedContainerScaleTransform=a}},pressedContainer:{enumerable:!0,get:function(){return d._pressedContainer},set:function(a){d._pressedContainer=a}},pressedItemBox:{enumerable:!0,get:function(){return d._pressedItemBox},set:function(a){d._pressedItemBox=a}},pressedHeader:{enumerable:!0,get:function(){return d._pressedHeader},set:function(a){return d._pressedHeader=a}},pressedPosition:{enumerable:!0,get:function(){return d._pressedPosition},set:function(a){d._pressedPosition=a}},pressedElement:{enumerable:!0,set:function(a){d._pressedElement=a}},eventHandlerRoot:{enumerable:!0,get:function(){return c._viewport}},selectionMode:{enumerable:!0,get:function(){return c._selectionMode}},accessibleItemClass:{enumerable:!0,get:function(){return i._itemClass}},canvasProxy:{enumerable:!0,get:function(){return c._canvasProxy}},tapBehavior:{enumerable:!0,get:function(){return c._tap}},headerTapBehavior:{enumerable:!0,get:function(){return c._groupHeaderTap}},draggable:{enumerable:!0,get:function(){return c.itemsDraggable||c.itemsReorderable}},selection:{enumerable:!0,get:function(){return c._selection}},customFootprintParent:{enumerable:!0,get:function(){return null}}}));var e=g.Key;this._keyboardNavigationHandlers[e.upArrow]=b(e.upArrow),this._keyboardNavigationHandlers[e.downArrow]=b(e.downArrow),this._keyboardNavigationHandlers[e.leftArrow]=b(e.leftArrow),this._keyboardNavigationHandlers[e.rightArrow]=b(e.rightArrow),this._keyboardNavigationHandlers[e.pageUp]=b(e.pageUp,!0),this._keyboardNavigationHandlers[e.pageDown]=b(e.pageDown,!0),this._keyboardNavigationHandlers[e.home]=function(a){return!d.site._header||a.type!==h.ObjectType.groupHeader&&a.type!==h.ObjectType.footer?f.wrap({type:a.type!==h.ObjectType.footer?a.type:h.ObjectType.groupHeader,index:0}):f.wrap({type:h.ObjectType.header,index:0})},this._keyboardNavigationHandlers[e.end]=function(a){if(!d.site._footer||a.type!==h.ObjectType.groupHeader&&a.type!==h.ObjectType.header){if(a.type===h.ObjectType.groupHeader||a.type===h.ObjectType.header)return f.wrap({type:h.ObjectType.groupHeader,index:c._groups.length()-1});var b=d.site._view.lastItemIndex();return b>=0?f.wrap({type:a.type,index:b}):f.cancel}return f.wrap({type:h.ObjectType.footer,index:0})},this._keyboardAcceleratorHandlers[e.a]=function(){d.site._multiSelection()&&d._selectAll()}},staticMode:function(){return this.site._tap===h.TapBehavior.none&&this.site._selectionMode===h.SelectionMode.none},itemUnrealized:function(a,b){if(this._pressedEntity.type!==h.ObjectType.groupHeader&&(this._pressedEntity.index===a&&this._resetPointerDownState(),this._itemBeingDragged(a)))for(var c=this._draggedItemBoxes.length-1;c>=0;c--)this._draggedItemBoxes[c]===b&&(g.removeClass(b,i._dragSourceClass),this._draggedItemBoxes.splice(c,1))},_fireInvokeEvent:function(a,c){function d(d,f){var g=d.createListBinding(),h=g.fromIndex(a.index),i=f?"groupheaderinvoked":"iteminvoked";h.done(function(){g.release()});var j=b.document.createEvent("CustomEvent");j.initCustomEvent(i,!0,!0,f?{groupHeaderPromise:h,groupHeaderIndex:a.index}:{itemPromise:h,itemIndex:a.index}),c.dispatchEvent(j)&&e.site._defaultInvoke(a)}if(c){var e=this;a.type===h.ObjectType.groupHeader?this.site._groupHeaderTap===h.GroupHeaderTapBehavior.invoke&&a.index!==i._INVALID_INDEX&&d(this.site.groupDataSource,!0):this.site._tap===h.TapBehavior.none||a.index===i._INVALID_INDEX||this.site._isInSelectionMode()||d(this.site.itemDataSource,!1)}},_verifySelectionAllowed:function(a){if(a.type===h.ObjectType.groupHeader)return{canSelect:!1,canTapSelect:!1};var c=a.index,d=this.site,e=this.site._view.items.itemAt(c);if(!d._selectionAllowed()||!d._selectOnTap()||e&&g.hasClass(e,i._nonSelectableClass))return{canSelect:!1,canTapSelect:!1};var j=d._selection._isIncluded(c),k=!d._multiSelection(),l=d._selection._cloneSelection();j?k?l.clear():l.remove(c):k?l.set(c):l.add(c);var m,n=b.document.createEvent("CustomEvent"),o=f.wrap(),p=!1,q=!1;n.initCustomEvent("selectionchanging",!0,!0,{newSelection:l,preventTapBehavior:function(){q=!0},setPromise:function(a){o=a}});var r=d._element.dispatchEvent(n);o.then(function(){p=!0,m=l._isIncluded(c),l.clear()});var s=r&&p&&(j||m);return{canSelect:s,canTapSelect:s&&!q}},_containedInElementWithClass:function(a,b){if(a.parentNode)for(var c=a.parentNode.querySelectorAll("."+b+", ."+b+" *"),d=0,e=c.length;e>d;d++)if(c[d]===a)return!0;return!1},_isDraggable:function(a){return!this._containedInElementWithClass(a,i._nonDraggableClass)},_isInteractive:function(a){return this._containedInElementWithClass(a,"win-interactive")},_resetPointerDownState:function(){this._itemEventsHandler.resetPointerDownState()},onPointerDown:function(a){this._itemEventsHandler.onPointerDown(a)},onclick:function(a){this._itemEventsHandler.onClick(a)},onPointerUp:function(a){this._itemEventsHandler.onPointerUp(a)},onPointerCancel:function(a){this._itemEventsHandler.onPointerCancel(a)},onLostPointerCapture:function(a){this._itemEventsHandler.onLostPointerCapture(a)},onContextMenu:function(a){this._itemEventsHandler.onContextMenu(a)},onMSHoldVisual:function(a){this._itemEventsHandler.onMSHoldVisual(a)},onDataChanged:function(a){this._itemEventsHandler.onDataChanged(a)},_removeTransform:function(a,b){b&&-1!==a.style[l].indexOf(b)&&(a.style[l]=a.style[l].replace(b,""))},_selectAll:function(){var a=[];this.site._view.items.each(function(b,c){c&&g.hasClass(c,i._nonSelectableClass)&&a.push(b)}),this.site._selection.selectAll(),a.length>0&&this.site._selection.remove(a)},_selectRange:function(a,b,c){for(var d=[],e=-1,f=a;b>=f;f++){var h=this.site._view.items.itemAt(f);h&&g.hasClass(h,i._nonSelectableClass)?-1!==e&&(d.push({firstIndex:e,lastIndex:f-1}),e=-1):-1===e&&(e=f)}-1!==e&&d.push({firstIndex:e,lastIndex:b}),d.length>0&&this.site._selection[c?"add":"set"](d)},onDragStart:function(a){if(this._pressedEntity={type:h.ObjectType.item,index:this.site._view.items.index(a.target)},this.site._selection._pivot=i._INVALID_INDEX,this._pressedEntity.index===i._INVALID_INDEX||!this.site.itemsDraggable&&!this.site.itemsReorderable||this.site._view.animating||!this._isDraggable(a.target)||this._pressedElement&&this._isInteractive(this._pressedElement))a.preventDefault();else{this._dragging=!0,this._dragDataTransfer=a.dataTransfer,this._pressedPosition=g._getCursorPos(a),this._dragInfo=null,this._lastEnteredElement=a.target,this.site._selection._isIncluded(this._pressedEntity.index)?this._dragInfo=this.site.selection:(this._draggingUnselectedItem=!0,this._dragInfo=new k._Selection(this.site,[{firstIndex:this._pressedEntity.index,lastIndex:this._pressedEntity.index}]));var c=this.site.itemsReorderable,e=b.document.createEvent("CustomEvent");if(e.initCustomEvent("itemdragstart",!0,!1,{dataTransfer:a.dataTransfer,dragInfo:this._dragInfo}),a.dataTransfer.setData("text",""),a.dataTransfer.setDragImage){var f=this.site._view.items.itemDataAt(this._pressedEntity.index);if(f&&f.container){var j=f.container.getBoundingClientRect();a.dataTransfer.setDragImage(f.container,a.clientX-j.left,a.clientY-j.top)}}this.site.element.dispatchEvent(e),this.site.itemsDraggable&&!this.site.itemsReorderable&&(this._firedDragEnter||this._fireDragEnterEvent(a.dataTransfer)&&(c=!0,this._dragUnderstood=!0)),c&&(this._addedDragOverClass=!0,g.addClass(this.site._element,i._dragOverClass)),this._draggedItemBoxes=[];var l=this,m=a.target;m.addEventListener("dragend",function n(a){m.removeEventListener("dragend",n),l.onDragEnd(a)}),d._yieldForDomModification(function(){if(l._dragging)for(var a=l._dragInfo.getIndices(),b=0,c=a.length;c>b;b++){var d=l.site._view.items.itemDataAt(a[b]);d&&d.itemBox&&l._addDragSourceClass(d.itemBox)}})}},onDragEnter:function(a){var c=this._dragUnderstood;this._lastEnteredElement=a.target,this._exitEventTimer&&(b.clearTimeout(this._exitEventTimer),this._exitEventTimer=0),this._firedDragEnter||this._fireDragEnterEvent(a.dataTransfer)&&(c=!0),(c||this._dragging&&this.site.itemsReorderable)&&(a.preventDefault(),this._dragUnderstood=!0,this._addedDragOverClass||(this._addedDragOverClass=!0,g.addClass(this.site._element,i._dragOverClass))),this._pointerLeftRegion=!1},onDragLeave:function(a){a.target===this._lastEnteredElement&&(this._pointerLeftRegion=!0,this._handleExitEvent())},fireDragUpdateEvent:function(){var a=b.document.createEvent("CustomEvent");a.initCustomEvent("itemdragchanged",!0,!1,{dataTransfer:this._dragDataTransfer,dragInfo:this._dragInfo}),this.site.element.dispatchEvent(a)},_fireDragEnterEvent:function(a){var c=b.document.createEvent("CustomEvent");c.initCustomEvent("itemdragenter",!0,!0,{dataTransfer:a});var d=!this.site.element.dispatchEvent(c);return this._firedDragEnter=!0,d},_fireDragBetweenEvent:function(a,c,d){var e=b.document.createEvent("CustomEvent");return e.initCustomEvent("itemdragbetween",!0,!0,{index:a,insertAfterIndex:c,dataTransfer:d}),this.site.element.dispatchEvent(e)},_fireDropEvent:function(a,c,d){var e=b.document.createEvent("CustomEvent");return e.initCustomEvent("itemdragdrop",!0,!0,{index:a,insertAfterIndex:c,dataTransfer:d}),this.site.element.dispatchEvent(e)},_handleExitEvent:function(){this._exitEventTimer&&(b.clearTimeout(this._exitEventTimer),this._exitEventTimer=0);var a=this;this._exitEventTimer=b.setTimeout(function(){if(!a.site._disposed&&a._pointerLeftRegion){if(a.site._layout.dragLeave&&a.site._layout.dragLeave(),a._pointerLeftRegion=!1,a._dragUnderstood=!1,a._lastEnteredElement=null,a._lastInsertPoint=null,a._dragBetweenDisabled=!1,a._firedDragEnter){var c=b.document.createEvent("CustomEvent");c.initCustomEvent("itemdragleave",!0,!1,{}),a.site.element.dispatchEvent(c),a._firedDragEnter=!1}a._addedDragOverClass&&(a._addedDragOverClass=!1,g.removeClass(a.site._element,i._dragOverClass)),a._exitEventTimer=0,a._stopAutoScroll()}},40)},_getEventPositionInElementSpace:function(a,b){var c={left:0,top:0};try{c=a.getBoundingClientRect()}catch(d){}var e=g._getComputedStyle(a,null),f=parseInt(e.paddingLeft),h=parseInt(e.paddingTop),i=parseInt(e.borderLeftWidth),j=parseInt(e.borderTopWidth),k=b.clientX,l=b.clientY,m={x:+k===k?k-c.left-f-i:0,y:+l===l?l-c.top-h-j:0};return this.site._rtl()&&(m.x=c.right-c.left-m.x),m},_getPositionInCanvasSpace:function(a){var b=this.site._horizontal()?this.site.scrollPosition:0,c=this.site._horizontal()?0:this.site.scrollPosition,d=this._getEventPositionInElementSpace(this.site.element,a);return{x:d.x+b,y:d.y+c}},_itemBeingDragged:function(a){return this._dragging?this._draggingUnselectedItem&&this._dragInfo._isIncluded(a)||!this._draggingUnselectedItem&&this.site._isSelected(a):!1},_addDragSourceClass:function(a){this._draggedItemBoxes.push(a),g.addClass(a,i._dragSourceClass),a.parentNode&&g.addClass(a.parentNode,i._footprintClass)},renderDragSourceOnRealizedItem:function(a,b){this._itemBeingDragged(a)&&this._addDragSourceClass(b)},onDragOver:function(b){if(this._dragUnderstood){this._pointerLeftRegion=!1,b.preventDefault();var c=this._getPositionInCanvasSpace(b),d=this._getEventPositionInElementSpace(this.site.element,b);if(this._checkAutoScroll(d.x,d.y),this.site._layout.hitTest)if(this._autoScrollFrame)this._lastInsertPoint&&(this.site._layout.dragLeave(),this._lastInsertPoint=null);else{var e=this.site._view.hitTest(c.x,c.y);e.insertAfterIndex=a(-1,this.site._cachedCount-1,e.insertAfterIndex),this._lastInsertPoint&&this._lastInsertPoint.insertAfterIndex===e.insertAfterIndex&&this._lastInsertPoint.index===e.index||(this._dragBetweenDisabled=!this._fireDragBetweenEvent(e.index,e.insertAfterIndex,b.dataTransfer),this._dragBetweenDisabled?this.site._layout.dragLeave():this.site._layout.dragOver(c.x,c.y,this._dragInfo)),this._lastInsertPoint=e}}},_clearDragProperties:function(){if(this._addedDragOverClass&&(this._addedDragOverClass=!1,g.removeClass(this.site._element,i._dragOverClass)),this._draggedItemBoxes){for(var a=0,b=this._draggedItemBoxes.length;b>a;a++)g.removeClass(this._draggedItemBoxes[a],i._dragSourceClass),this._draggedItemBoxes[a].parentNode&&g.removeClass(this._draggedItemBoxes[a].parentNode,i._footprintClass);this._draggedItemBoxes=[]}this.site._layout.dragLeave(),this._dragging=!1,this._dragInfo=null,this._draggingUnselectedItem=!1,this._dragDataTransfer=null,this._lastInsertPoint=null,this._resetPointerDownState(),this._lastEnteredElement=null,this._dragBetweenDisabled=!1,this._firedDragEnter=!1,this._dragUnderstood=!1,this._stopAutoScroll()},onDragEnd:function(){var a=b.document.createEvent("CustomEvent");a.initCustomEvent("itemdragend",!0,!1,{}),this.site.element.dispatchEvent(a),this._clearDragProperties()},_findFirstAvailableInsertPoint:function(a,b,c){for(var d=a.getIndices(),e=-1,f=this.site._cachedCount,g=d.length,h=-1,i=b,j=0;g>j;j++)if(d[j]===i){e=j,h=j;break}for(;e>=0&&i>=0;)c?(i++,g>e&&d[e+1]===i&&f>i?e++:i>=f?(c=!1,i=b,e=h):e=-1):(i--,e>0&&d[e-1]===i?e--:e=-1);return i},_reorderItems:function(a,b,c,d,e){var f=this.site,g=function(a){c?f._selection.remove({key:a[0].key}):f._selection.set({firstKey:a[0].key,lastKey:a[a.length-1].key}),e&&f.ensureVisible(f._selection._getFocused())};b.getItems().then(function(b){var c=f.itemDataSource;if(-1===a){c.beginEdits();for(var e=b.length-1;e>=0;e--)c.moveToStart(b[e].key);c.endEdits(),g(b)}else{var h=c.createListBinding();h.fromIndex(a).then(function(a){if(h.release(),c.beginEdits(),d)for(var e=0,f=b.length;f>e;e++)c.moveBefore(b[e].key,a.key);else for(var e=b.length-1;e>=0;e--)c.moveAfter(b[e].key,a.key);c.endEdits(),g(b)})}})},onDrop:function(b){if(this._draggedItemBoxes)for(var c=0,d=this._draggedItemBoxes.length;d>c;c++)this._draggedItemBoxes[c].parentNode&&g.removeClass(this._draggedItemBoxes[c].parentNode,i._footprintClass);if(!this._dragBetweenDisabled){var e=this._getPositionInCanvasSpace(b),f=this.site._view.hitTest(e.x,e.y),h=a(-1,this.site._cachedCount-1,f.insertAfterIndex),j=!0;if(this._lastInsertPoint&&this._lastInsertPoint.insertAfterIndex===h&&this._lastInsertPoint.index===f.index||(j=this._fireDragBetweenEvent(f.index,h,b.dataTransfer)),j&&(this._lastInsertPoint=null,this.site._layout.dragLeave(),this._fireDropEvent(f.index,h,b.dataTransfer)&&this._dragging&&this.site.itemsReorderable)){if(this._dragInfo.isEverything()||this.site._groupsEnabled())return;h=this._findFirstAvailableInsertPoint(this._dragInfo,h,!1),this._reorderItems(h,this._dragInfo,this._draggingUnselectedItem)}}this._clearDragProperties(),b.preventDefault()},_checkAutoScroll:function(a,c){var e=this.site._getViewportLength(),f=this.site._horizontal(),h=f?a:c,j=this.site._viewport[f?"scrollWidth":"scrollHeight"],k=Math.floor(this.site.scrollPosition),l=0;if(h<i._AUTOSCROLL_THRESHOLD?l=h-i._AUTOSCROLL_THRESHOLD:h>e-i._AUTOSCROLL_THRESHOLD&&(l=h-(e-i._AUTOSCROLL_THRESHOLD)),l=Math.round(l/i._AUTOSCROLL_THRESHOLD*(i._MAX_AUTOSCROLL_RATE-i._MIN_AUTOSCROLL_RATE)),(0===k&&0>l||k>=j-e&&l>0)&&(l=0),0===l)this._autoScrollDelay&&(b.clearTimeout(this._autoScrollDelay),this._autoScrollDelay=0);else if(!this._autoScrollDelay&&!this._autoScrollFrame){var m=this;this._autoScrollDelay=b.setTimeout(function(){if(m._autoScrollRate){m._lastDragTimeout=d._now();var a=function(){if(!m._autoScrollRate&&m._autoScrollFrame||m.site._disposed)m._stopAutoScroll();else{var b=d._now(),c=m._autoScrollRate*((b-m._lastDragTimeout)/1e3);c=0>c?Math.min(-1,c):Math.max(1,c);var e={};e[m.site._scrollProperty]=m.site._viewportScrollPosition+c,g.setScrollPosition(m.site._viewport,e),m._lastDragTimeout=b,m._autoScrollFrame=d._requestAnimationFrame(a)}};m._autoScrollFrame=d._requestAnimationFrame(a)}},i._AUTOSCROLL_DELAY)}this._autoScrollRate=l},_stopAutoScroll:function(){this._autoScrollDelay&&(b.clearTimeout(this._autoScrollDelay),this._autoScrollDelay=0),this._autoScrollRate=0,this._autoScrollFrame=0},onKeyDown:function(a){function b(a,b,g){function k(j){var k=!0,m=!1;if(g?a.index=Math.max(0,Math.min(j,a.index)):(a.index<0||a.index>j)&&(m=!0),!m&&(l.index!==a.index||l.type!==a.type)){var o=e(d._element,l,a);o&&(k=!1,c._setNewFocusItemOffsetPromise&&c._setNewFocusItemOffsetPromise.cancel(),d._batchViewUpdates(i._ViewChange.realize,i._ScrollToPriority.high,function(){return c._setNewFocusItemOffsetPromise=d._getItemOffset(l,!0).then(function(e){e=d._convertFromCanvasCoordinates(e);var g=e.end<=d.scrollPosition||e.begin>=d.scrollPosition+d._getViewportLength()-1;return c._setNewFocusItemOffsetPromise=d._getItemOffset(a).then(function(e){c._setNewFocusItemOffsetPromise=null;var h={position:d.scrollPosition,direction:"right"};return g&&(d._selection._setFocused(a,!0),e=d._convertFromCanvasCoordinates(e),a.index>l.index?(h.direction="right",h.position=e.end-d._getViewportLength()):(h.direction="left",h.position=e.begin)),d._changeFocus(a,b,n,g,!0),g?h:f.cancel},function(c){return d._changeFocus(a,b,n,!0,!0),f.wrapError(c)}),c._setNewFocusItemOffsetPromise},function(c){return d._changeFocus(a,b,n,!0,!0),f.wrapError(c)}),c._setNewFocusItemOffsetPromise},!0))}return k&&(d._selection._setFocused(l,!0),d.ensureVisible(l)),m?{type:h.ObjectType.item,index:i._INVALID_INDEX}:a}return a.type===h.ObjectType.item?f.wrap(j.lastItemIndex()).then(k):a.type===h.ObjectType.groupHeader?f.wrap(d._groups.length()-1).then(k):f.wrap(0).then(k)}var c=this,d=this.site,j=d._view,l=d._selection._getFocused(),m=!0,n=a.ctrlKey,o=g.Key,p=a.keyCode,q=d._rtl();if(!this._isInteractive(a.target)){if(a.ctrlKey&&!a.altKey&&!a.shiftKey&&this._keyboardAcceleratorHandlers[p]&&this._keyboardAcceleratorHandlers[p](),d.itemsReorderable&&!a.ctrlKey&&a.altKey&&a.shiftKey&&l.type===h.ObjectType.item&&(p===o.leftArrow||p===o.rightArrow||p===o.upArrow||p===o.downArrow)){var r=d._selection,s=l.index,t=!1,u=!0;if(!r.isEverything()){if(!r._isIncluded(s)){var v=d._view.items.itemAt(s);v&&g.hasClass(v,i._nonDraggableClass)?u=!1:(t=!0,r=new k._Selection(this.site,[{firstIndex:s,lastIndex:s}]))}if(u){var w=s;p===o.rightArrow?w+=q?-1:1:p===o.leftArrow?w+=q?1:-1:p===o.upArrow?w--:w++;var x=w>s,y=x;x&&w>=this.site._cachedCount&&(y=!1,w=this.site._cachedCount-1),w=this._findFirstAvailableInsertPoint(r,w,y),w=Math.min(Math.max(-1,w),this.site._cachedCount-1);var z=w-(x||-1===w?0:1),A=w,B=this.site._groupsEnabled();if(B){var C=this.site._groups,D=w>-1?C.groupFromItem(w):0;x?C.group(D).startIndex===w&&z--:D<C.length()-1&&w===C.group(D+1).startIndex-1&&z++}if(this._fireDragBetweenEvent(A,z,null)&&this._fireDropEvent(A,z,null)){if(B)return;this._reorderItems(w,r,t,!x,!0)}}}}else if(a.altKey)m=!1;else if(this._keyboardNavigationHandlers[p])this._keyboardNavigationHandlers[p](l).then(function(e){if(e.index!==l.index||e.type!==l.type){var f=c._keyboardNavigationHandlers[p].clampToBounds;e.type!==h.ObjectType.groupHeader&&a.shiftKey&&d._selectionAllowed()&&d._multiSelection()?(d._selection._pivot===i._INVALID_INDEX&&(d._selection._pivot=l.index),b(e,!0,f).then(function(b){if(b.index!==i._INVALID_INDEX){var e=Math.min(b.index,d._selection._pivot),f=Math.max(b.index,d._selection._pivot),g=a.ctrlKey||d._tap===h.TapBehavior.toggleSelect;c._selectRange(e,f,g)}})):(d._selection._pivot=i._INVALID_INDEX,b(e,!1,f))}else m=!1});else if(a.ctrlKey||p!==o.enter)l.type!==h.ObjectType.groupHeader&&(a.ctrlKey&&p===o.enter||p===o.space)?(this._itemEventsHandler.toggleSelectionIfAllowed(l.index),d._changeFocus(l,!0,n,!1,!0)):p===o.escape&&d._selection.count()>0?(d._selection._pivot=i._INVALID_INDEX,d._selection.clear()):m=!1;else{var E=l.type===h.ObjectType.groupHeader?d._groups.group(l.index).header:d._view.items.itemBoxAt(l.index);if(E){l.type===h.ObjectType.groupHeader?(this._pressedHeader=E,this._pressedItemBox=null,this._pressedContainer=null):(this._pressedItemBox=E,this._pressedContainer=d._view.items.containerAt(l.index),this._pressedHeader=null);var F=this._verifySelectionAllowed(l);F.canTapSelect&&this._itemEventsHandler.handleTap(l),this._fireInvokeEvent(l,E)}}this._keyDownHandled=m,m&&(a.stopPropagation(),a.preventDefault())}p===o.tab&&(this.site._keyboardFocusInbound=!0)},onKeyUp:function(a){this._keyDownHandled&&(a.stopPropagation(),a.preventDefault())},onTabEntered:function(a){if(0!==this.site._groups.length()||this.site._hasHeaderOrFooter){var b=this.site,c=b._selection._getFocused(),d=a.detail,f=!b._hasKeyboardFocus||a.target===b._viewport;if(f)if(this.inboundFocusHandled=!0,c.index=c.index===i._INVALID_INDEX?0:c.index,d||!this.site._supportsGroupHeaderKeyboarding&&!this.site._hasHeaderOrFooter){var g={type:h.ObjectType.item};c.type===h.ObjectType.groupHeader?(g.index=b._groupFocusCache.getIndexForGroup(c.index),e(b._element,c,g)?b._changeFocus(g,!0,!1,!1,!0):b._changeFocus(c,!0,!1,!1,!0)):(g.index=c.type!==h.ObjectType.item?b._groupFocusCache.getLastFocusedItemIndex():c.index,b._changeFocus(g,!0,!1,!1,!0)),a.preventDefault()}else{var g={type:h.ObjectType.groupHeader};this.site._hasHeaderOrFooter?this.site._lastFocusedElementInGroupTrack.type===h.ObjectType.groupHeader&&this.site._supportsGroupHeaderKeyboarding?(g.index=b._groups.groupFromItem(c.index),e(b._element,c,g)?b._changeFocus(g,!0,!1,!1,!0):b._changeFocus(c,!0,!1,!1,!0)):(g.type=this.site._lastFocusedElementInGroupTrack.type,g.index=0,b._changeFocus(g,!0,!1,!1,!0)):c.type!==h.ObjectType.groupHeader&&this.site._supportsGroupHeaderKeyboarding?(g.index=b._groups.groupFromItem(c.index),e(b._element,c,g)?b._changeFocus(g,!0,!1,!1,!0):b._changeFocus(c,!0,!1,!1,!0)):(g.index=c.index,b._changeFocus(g,!0,!1,!1,!0)),a.preventDefault()}}},onTabExiting:function(a){if(this.site._hasHeaderOrFooter||this.site._supportsGroupHeaderKeyboarding&&0!==this.site._groups.length()){var b=this.site,c=b._selection._getFocused(),d=a.detail;if(d){var f=null;if(c.type===h.ObjectType.item){var g=this.site._lastFocusedElementInGroupTrack.type;if(g!==h.ObjectType.header&&g!==h.ObjectType.footer&&this.site._supportsGroupHeaderKeyboarding)var f={type:h.ObjectType.groupHeader,index:b._groups.groupFromItem(c.index)};else var f={type:g===h.ObjectType.item?h.ObjectType.header:g,index:0}}f&&e(b._element,c,f)&&(b._changeFocus(f,!0,!1,!1,!0),a.preventDefault())}else if(!d&&c.type!==h.ObjectType.item){var i=0;i=c.type===h.ObjectType.groupHeader?b._groupFocusCache.getIndexForGroup(c.index):c.type===h.ObjectType.header?0:b._view.lastItemIndex();var f={type:h.ObjectType.item,index:i};e(b._element,c,f)&&(b._changeFocus(f,!0,!1,!1,!0),a.preventDefault())}}}});return m})})}),d("WinJS/Controls/ListView/_ErrorMessages",["exports","../../Core/_Base","../../Core/_Resources"],function(a,b,c){"use strict";b.Namespace._moduleDefine(a,null,{modeIsInvalid:{get:function(){return"Invalid argument: mode must be one of following values: 'none', 'single' or 'multi'."}},loadingBehaviorIsDeprecated:{get:function(){return"Invalid configuration: loadingBehavior is deprecated. The control will default this property to 'randomAccess'. Please refer to the 'ListView loading behaviors' SDK Sample for guidance on how to implement incremental load behavior."}},pagesToLoadIsDeprecated:{get:function(){return"Invalid configuration: pagesToLoad is deprecated. The control will not use this property. Please refer to the 'ListView loading behaviors' SDK Sample for guidance on how to implement incremental load behavior."}},pagesToLoadThresholdIsDeprecated:{get:function(){return"Invalid configuration: pagesToLoadThreshold is deprecated.  The control will not use this property. Please refer to the 'ListView loading behaviors' SDK Sample for guidance on how to implement incremental load behavior."}},automaticallyLoadPagesIsDeprecated:{get:function(){return"Invalid configuration: automaticallyLoadPages is deprecated. The control will default this property to false. Please refer to the 'ListView loading behaviors' SDK Sample for guidance on how to implement incremental load behavior."}},invalidTemplate:{get:function(){return"Invalid template: Templates must be created before being passed to the ListView, and must contain a valid tree of elements."}},loadMorePagesIsDeprecated:{get:function(){return"loadMorePages is deprecated. Invoking this function will not have any effect. Please refer to the 'ListView loading behaviors' SDK Sample for guidance on how to implement incremental load behavior."}},disableBackdropIsDeprecated:{get:function(){return"Invalid configuration: disableBackdrop is deprecated. Style: .win-listview .win-container.win-backdrop { background-color:transparent; } instead."}},backdropColorIsDeprecated:{get:function(){return"Invalid configuration: backdropColor is deprecated. Style: .win-listview .win-container.win-backdrop { rgba(155,155,155,0.23); } instead."}},itemInfoIsDeprecated:{get:function(){return"GridLayout.itemInfo may be altered or unavailable in future versions. Instead, use CellSpanningLayout."}},groupInfoIsDeprecated:{get:function(){return"GridLayout.groupInfo may be altered or unavailable in future versions. Instead, use CellSpanningLayout."}},resetItemIsDeprecated:{get:function(){return"resetItem may be altered or unavailable in future versions. Instead, mark the element as disposable using WinJS.Utilities.markDisposable."}},resetGroupHeaderIsDeprecated:{get:function(){return"resetGroupHeader may be altered or unavailable in future versions. Instead, mark the header element as disposable using WinJS.Utilities.markDisposable."}},maxRowsIsDeprecated:{get:function(){return"GridLayout.maxRows may be altered or unavailable in future versions. Instead, use the maximumRowsOrColumns property."}},swipeOrientationDeprecated:{get:function(){return"Invalid configuration: swipeOrientation is deprecated. The control will default this property to 'none'"}},swipeBehaviorDeprecated:{get:function(){return"Invalid configuration: swipeBehavior is deprecated. The control will default this property to 'none'"}}})}),d("WinJS/Controls/ListView/_GroupFocusCache",["exports","../../Core/_Base"],function(a,b){"use strict";b.Namespace._moduleDefine(a,"WinJS.UI",{_GroupFocusCache:b.Namespace._lazy(function(){return b.Class.define(function(a){this._listView=a,this.clear()},{updateCache:function(a,b,c){this._lastFocusedItemKey=b,this._lastFocusedItemIndex=c,c=""+c,this._itemToIndex[b]=c,this._groupToItem[a]=b},deleteItem:function(a){if(a===this._lastFocusedItemKey&&(this._lastFocusedItemKey=null,this._lastFocusedItemIndex=0),this._itemToIndex[a])for(var b=this,c=Object.keys(this._groupToItem),d=0,e=c.length;e>d;d++){var f=c[d];if(b._groupToItem[f]===a){b.deleteGroup(f);break}}},deleteGroup:function(a){var b=this._groupToItem[a];b&&delete this._itemToIndex[b],delete this._groupToItem[a]},updateItemIndex:function(a,b){a===this._lastFocusedItemKey&&(this._lastFocusedItemIndex=b),this._itemToIndex[a]&&(this._itemToIndex[a]=""+b)},getIndexForGroup:function(a){var b=this._listView._groups.group(a).key,c=this._groupToItem[b];return c&&this._itemToIndex[c]?+this._itemToIndex[c]:this._listView._groups.fromKey(b).group.startIndex},clear:function(){this._groupToItem={},this._itemToIndex={},this._lastFocusedItemIndex=0,this._lastFocusedItemKey=null},getLastFocusedItemIndex:function(){return this._lastFocusedItemIndex}})}),_UnsupportedGroupFocusCache:b.Namespace._lazy(function(){return b.Class.define(null,{updateCache:function(a,b,c){this._lastFocusedItemKey=b,this._lastFocusedItemIndex=c},deleteItem:function(a){a===this._lastFocusedItemKey&&(this._lastFocusedItemKey=null,this._lastFocusedItemIndex=0)},deleteGroup:function(){},updateItemIndex:function(a,b){a===this._lastFocusedItemKey&&(this._lastFocusedItemIndex=b)},getIndexForGroup:function(){return 0},clear:function(){this._lastFocusedItemIndex=0,this._lastFocusedItemKey=null},getLastFocusedItemIndex:function(){return this._lastFocusedItemIndex}})})})}),d("WinJS/Controls/ListView/_GroupsContainer",["exports","../../Core/_Base","../../Promise","../../Utilities/_Dispose","../../Utilities/_ElementUtilities","../../Utilities/_ItemsManager","../../Utilities/_UI","../ItemContainer/_Constants"],function(a,b,c,d,e,f,g,h){"use strict";b.Namespace._moduleDefine(a,"WinJS.UI",{_GroupsContainerBase:b.Namespace._lazy(function(){return b.Class.define(function(){},{index:function(a){var b=this.headerFrom(a);if(b)for(var c=0,d=this.groups.length;d>c;c++)if(b===this.groups[c].header)return c;return h._INVALID_INDEX},headerFrom:function(a){for(;a&&!e.hasClass(a,h._headerClass);)a=a.parentNode;return a},requestHeader:function(a){this._waitingHeaderRequests=this._waitingHeaderRequests||{},this._waitingHeaderRequests[a]||(this._waitingHeaderRequests[a]=[]);var b=this;return new c(function(c){var d=b.groups[a];d&&d.header?c(d.header):b._waitingHeaderRequests[a].push(c)})},notify:function(a,b){if(this._waitingHeaderRequests&&this._waitingHeaderRequests[a]){for(var c=this._waitingHeaderRequests[a],d=0,e=c.length;e>d;d++)c[d](b);this._waitingHeaderRequests[a]=[]}},groupFromImpl:function(a,b,c){if(a>b)return null;var d=a+Math.floor((b-a)/2),e=this.groups[d];return c(e,d)?this.groupFromImpl(a,d-1,c):b>d&&!c(this.groups[d+1],d+1)?this.groupFromImpl(d+1,b,c):d},groupFrom:function(a){if(this.groups.length>0){var b=this.groups.length-1,c=this.groups[b];return a(c,b)?this.groupFromImpl(0,this.groups.length-1,a):b}return null},groupFromItem:function(a){return this.groupFrom(function(b){return a<b.startIndex})},groupFromOffset:function(a){return this.groupFrom(function(b){return a<b.offset})},group:function(a){return this.groups[a]},length:function(){return this.groups.length},cleanUp:function(){if(this.listBinding){for(var a=0,b=this.groups.length;b>a;a++){
var c=this.groups[a];c.userData&&this.listBinding.releaseItem(c.userData)}this.listBinding.release()}},_dispose:function(){this.cleanUp()},synchronizeGroups:function(){var a=this;return this.pendingChanges=[],this.ignoreChanges=!0,this.groupDataSource.invalidateAll().then(function(){return c.join(a.pendingChanges)}).then(function(){return a._listView._ifZombieDispose()?c.cancel:void 0}).then(function(){a.ignoreChanges=!1},function(b){return a.ignoreChanges=!1,c.wrapError(b)})},fromKey:function(a){for(var b=0,c=this.groups.length;c>b;b++){var d=this.groups[b];if(d.key===a)return{group:d,index:b}}return null},fromHandle:function(a){for(var b=0,c=this.groups.length;c>b;b++){var d=this.groups[b];if(d.handle===a)return{group:d,index:b}}return null}})}),_UnvirtualizedGroupsContainer:b.Namespace._lazy(function(){return b.Class.derive(a._GroupsContainerBase,function(a,b){this._listView=a,this.groupDataSource=b,this.groups=[],this.pendingChanges=[],this.dirty=!0;var c=this,f={beginNotifications:function(){c._listView._versionManager.beginNotifications()},endNotifications:function(){c._listView._versionManager.endNotifications(),c._listView._ifZombieDispose()||!c.ignoreChanges&&c._listView._groupsChanged&&c._listView._scheduleUpdate()},indexChanged:function(){c._listView._versionManager.receivedNotification(),c._listView._ifZombieDispose()||this.scheduleUpdate()},itemAvailable:function(){},countChanged:function(a){c._listView._versionManager.receivedNotification(),c._listView._writeProfilerMark("groupCountChanged("+a+"),info"),c._listView._ifZombieDispose()||this.scheduleUpdate()},changed:function(a){if(c._listView._versionManager.receivedNotification(),!c._listView._ifZombieDispose()){var b=c.fromKey(a.key);b&&(c._listView._writeProfilerMark("groupChanged("+b.index+"),info"),b.group.userData=a,b.group.startIndex=a.firstItemIndexHint,this.markToRemove(b.group)),this.scheduleUpdate()}},removed:function(a){if(c._listView._versionManager.receivedNotification(),c._listView._groupRemoved(a),!c._listView._ifZombieDispose()){var b=c.fromHandle(a);if(b){c._listView._writeProfilerMark("groupRemoved("+b.index+"),info"),c.groups.splice(b.index,1);var d=c.groups.indexOf(b.group,b.index);d>-1&&c.groups.splice(d,1),this.markToRemove(b.group)}this.scheduleUpdate()}},inserted:function(a,b,d){if(c._listView._versionManager.receivedNotification(),!c._listView._ifZombieDispose()){c._listView._writeProfilerMark("groupInserted,info");var e=this;a.retain().then(function(f){var g;if(g=b||d||c.groups.length?e.findIndex(b,d):0,-1!==g){var h={key:f.key,startIndex:f.firstItemIndexHint,userData:f,handle:a.handle};c.groups.splice(g,0,h)}e.scheduleUpdate()}),c.pendingChanges.push(a)}},moved:function(a,b,d){if(c._listView._versionManager.receivedNotification(),!c._listView._ifZombieDispose()){c._listView._writeProfilerMark("groupMoved,info");var e=this;a.then(function(f){var g=e.findIndex(b,d),h=c.fromKey(f.key);if(h)c.groups.splice(h.index,1),-1!==g&&(h.index<g&&g--,h.group.key=f.key,h.group.userData=f,h.group.startIndex=f.firstItemIndexHint,c.groups.splice(g,0,h.group));else if(-1!==g){var i={key:f.key,startIndex:f.firstItemIndexHint,userData:f,handle:a.handle};c.groups.splice(g,0,i),a.retain()}e.scheduleUpdate()}),c.pendingChanges.push(a)}},reload:function(){c._listView._versionManager.receivedNotification(),c._listView._ifZombieDispose()||c._listView._processReload()},markToRemove:function(a){if(a.header){var b=a.header;a.header=null,a.left=-1,a.width=-1,a.decorator=null,a.tabIndex=-1,b.tabIndex=-1,c._listView._groupsToRemove[e._uniqueID(b)]={group:a,header:b}}},scheduleUpdate:function(){c.dirty=!0,c.ignoreChanges||(c._listView._groupsChanged=!0)},findIndex:function(a,b){var d,e=-1;return a&&(d=c.fromHandle(a),d&&(e=d.index+1)),-1===e&&b&&(d=c.fromHandle(b),d&&(e=d.index)),e},removeElements:function(a){if(a.header){var b=a.header.parentNode;b&&(d.disposeSubTree(a.header),b.removeChild(a.header)),a.header=null,a.left=-1,a.width=-1}}};this.listBinding=this.groupDataSource.createListBinding(f)},{initialize:function(){this.initializePromise&&this.initializePromise.cancel(),this._listView._writeProfilerMark("GroupsContainer_initialize,StartTM");var a=this;return this.initializePromise=this.groupDataSource.getCount().then(function(b){for(var d=[],e=0;b>e;e++)d.push(a.listBinding.fromIndex(e).retain());return c.join(d)}).then(function(b){a.groups=[];for(var c=0,d=b.length;d>c;c++){var e=b[c];a.groups.push({key:e.key,startIndex:e.firstItemIndexHint,handle:e.handle,userData:e})}a._listView._writeProfilerMark("GroupsContainer_initialize groups("+b.length+"),info"),a._listView._writeProfilerMark("GroupsContainer_initialize,StopTM")},function(b){return a._listView._writeProfilerMark("GroupsContainer_initialize,StopTM"),c.wrapError(b)}),this.initializePromise},renderGroup:function(a){if(this._listView.groupHeaderTemplate){var b=this.groups[a];return c.wrap(this._listView._groupHeaderRenderer(c.wrap(b.userData))).then(f._normalizeRendererReturn)}return c.wrap(null)},setDomElement:function(a,b){this.groups[a].header=b,this.notify(a,b)},removeElements:function(){for(var a=this._listView._groupsToRemove||{},b=Object.keys(a),c=!1,e=this._listView._selection._getFocused(),f=0,h=b.length;h>f;f++){var i=a[b[f]],j=i.header,k=i.group;if(c||e.type!==g.ObjectType.groupHeader||k.userData.index!==e.index||(this._listView._unsetFocusOnItem(),c=!0),j){var l=j.parentNode;l&&(d._disposeElement(j),l.removeChild(j))}}c&&this._listView._setFocusOnItem(e),this._listView._groupsToRemove={}},resetGroups:function(){for(var a=this.groups.slice(0),b=0,c=a.length;c>b;b++){var d=a[b];this.listBinding&&d.userData&&this.listBinding.releaseItem(d.userData)}this.groups.length=0,this.dirty=!0}})}),_NoGroups:b.Namespace._lazy(function(){return b.Class.derive(a._GroupsContainerBase,function(a){this._listView=a,this.groups=[{startIndex:0}],this.dirty=!0},{synchronizeGroups:function(){return c.wrap()},addItem:function(){return c.wrap(this.groups[0])},resetGroups:function(){this.groups=[{startIndex:0}],delete this.pinnedItem,delete this.pinnedOffset,this.dirty=!0},renderGroup:function(){return c.wrap(null)},ensureFirstGroup:function(){return c.wrap(this.groups[0])},groupOf:function(){return c.wrap(this.groups[0])},removeElements:function(){}})})})}),d("WinJS/Controls/ListView/_Helpers",["exports","../../Core/_Base","../ItemContainer/_Constants"],function(a,b,c){"use strict";function d(a){return Array.prototype.slice.call(a)}function e(a,b){if("string"==typeof a)return e([a],b);var c=new Array(Math.floor(b/a.length)+1).join(a.join(""));return c+=a.slice(0,b%a.length).join("")}function f(a,b){var d,f=c._containerEvenClass,g=c._containerOddClass,h=b%2===0?[f,g]:[g,f],i=["<div class='win-container "+h[0]+" win-backdrop'></div>","<div class='win-container "+h[1]+" win-backdrop'></div>"];return d=e(i,a)}b.Namespace._moduleDefine(a,"WinJS.UI",{_nodeListToArray:d,_repeat:e,_stripedContainers:f})}),d("WinJS/Controls/ListView/_ItemsContainer",["exports","../../Core/_Base","../../Promise","../../Utilities/_ElementUtilities","../ItemContainer/_Constants"],function(a,b,c,d,e){"use strict";b.Namespace._moduleDefine(a,"WinJS.UI",{_ItemsContainer:b.Namespace._lazy(function(){var a=function(a){this.site=a,this._itemData={},this.waitingItemRequests={}};return a.prototype={requestItem:function(a){this.waitingItemRequests[a]||(this.waitingItemRequests[a]=[]);var b=this,d=new c(function(c){var d=b._itemData[a];d&&!d.detached&&d.element?c(d.element):b.waitingItemRequests[a].push(c)});return d},removeItem:function(a){delete this._itemData[a]},removeItems:function(){this._itemData={},this.waitingItemRequests={}},setItemAt:function(a,b){this._itemData[a]=b,b.detached||this.notify(a,b)},notify:function(a,b){if(this.waitingItemRequests[a]){for(var c=this.waitingItemRequests[a],d=0;d<c.length;d++)c[d](b.element);this.waitingItemRequests[a]=[]}},elementAvailable:function(a){var b=this._itemData[a];b.detached=!1,this.notify(a,b)},itemAt:function(a){var b=this._itemData[a];return b?b.element:null},itemDataAt:function(a){return this._itemData[a]},containerAt:function(a){var b=this._itemData[a];return b?b.container:null},itemBoxAt:function(a){var b=this._itemData[a];return b?b.itemBox:null},itemBoxFrom:function(a){for(;a&&!d.hasClass(a,e._itemBoxClass);)a=a.parentNode;return a},containerFrom:function(a){for(;a&&!d.hasClass(a,e._containerClass);)a=a.parentNode;return a},index:function(a){var b=this.containerFrom(a);if(b)for(var c in this._itemData)if(this._itemData[c].container===b)return parseInt(c,10);return e._INVALID_INDEX},each:function(a){for(var b in this._itemData)if(this._itemData.hasOwnProperty(b)){var c=this._itemData[b];a(parseInt(b,10),c.element,c)}},eachIndex:function(a){for(var b in this._itemData)if(a(parseInt(b,10)))break},count:function(){return Object.keys(this._itemData).length}},a})})}),d("WinJS/Controls/ListView/_Layouts",["exports","../../Core/_Global","../../Core/_Base","../../Core/_BaseUtils","../../Core/_ErrorFromName","../../Core/_Resources","../../Core/_WriteProfilerMark","../../Animations/_TransitionAnimation","../../Promise","../../Scheduler","../../_Signal","../../Utilities/_Dispose","../../Utilities/_ElementUtilities","../../Utilities/_SafeHtml","../../Utilities/_UI","../ItemContainer/_Constants","./_ErrorMessages"],function(a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q){"use strict";function r(a){return"_win-dynamic-"+a+"-"+L++}function s(){var a,b,c,d=K.sheet.cssRules,e=M.length;for(a=0;e>a;a++)for(c="."+M[a]+" ",b=d.length-1;b>=0;b--)-1!==d[b].selectorText.indexOf(c)&&K.sheet.deleteRule(b);M=[]}function t(a,b,c,d){s();var e="."+p._listViewClass+" ."+a+" "+c+" { "+d+"}",f="_addDynamicCssRule:"+a+",info";b?b._writeProfilerMark(f):g("WinJS.UI.ListView:Layout"+f),K.sheet.insertRule(e,0)}function u(a){M.push(a)}function v(a,b,c){return Math.max(a,Math.min(b,c))}function w(a,b){return m.convertToPixels(a,m._getComputedStyle(a,null)[b])}function x(a,b){return w(b,"margin"+a)+w(b,"border"+a+"Width")+w(b,"padding"+a)}function y(a){return x("Top",a)+x("Bottom",a)}function z(a){return x("Left",a)+x("Right",a)}function A(a,b){if(a.items)for(var c=0,d=a.items.length;d>c;c++)b(a.items[c],c);else for(var e=0,f=0;e<a.itemsBlocks.length;e++)for(var g=a.itemsBlocks[e],c=0,d=g.items.length;d>c;c++)b(g.items[c],f++)}function B(a,b){if(0>b)return null;if(a.items)return b<a.items.length?a.items[b]:null;var c=a.itemsBlocks[0].items.length,d=Math.floor(b/c),e=b%c;return d<a.itemsBlocks.length&&e<a.itemsBlocks[d].items.length?a.itemsBlocks[d].items[e]:null}function C(a,b){for(var c,d=0,e=b.length;e>d;d++)if(b[d].itemsContainer.element===a){c=b[d].itemsContainer;break}return c}function D(a){var b,c;return 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L=0,M=[],N=d._browserStyleEquivalents,O=N.transform,P=d._browserStyleEquivalents.transition.scriptName,Q=O.cssName+" cubic-bezier(0.1, 0.9, 0.2, 1) 167ms",R=12,S=null;c.Namespace._moduleDefine(a,"WinJS.UI",{Layout:c.Class.define(function(){}),_LayoutCommon:c.Namespace._lazy(function(){return c.Class.derive(a.Layout,null,{groupHeaderPosition:{enumerable:!0,get:function(){return this._groupHeaderPosition},set:function(a){this._groupHeaderPosition=a,this._invalidateLayout()}},initialize:function(a,b){a._writeProfilerMark("Layout:initialize,info"),this._inListMode||m.addClass(a.surface,p._gridLayoutClass),this._backdropColorClassName&&m.addClass(a.surface,this._backdropColorClassName),this._disableBackdropClassName&&m.addClass(a.surface,this._disableBackdropClassName),this._groups=[],this._groupMap={},this._oldGroupHeaderPosition=null,this._usingStructuralNodes=!1,this._site=a,this._groupsEnabled=b,this._resetAnimationCaches(!0)},orientation:{enumerable:!0,get:function(){return 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b="Layout:uninitialize,info";this._elementsToMeasure={},this._site?(this._site._writeProfilerMark(b),m.removeClass(this._site.surface,p._gridLayoutClass),m.removeClass(this._site.surface,p._headerPositionTopClass),m.removeClass(this._site.surface,p._headerPositionLeftClass),m.removeClass(this._site.surface,p._structuralNodesClass),m.removeClass(this._site.surface,p._singleItemsBlockClass),m.removeClass(this._site.surface,p._noCSSGrid),this._site.surface.style.cssText="",this._groups&&(a(this._groups),this._groups=null,this._groupMap=null),this._layoutPromise&&(this._layoutPromise.cancel(),this._layoutPromise=null),this._resetMeasurements(),this._oldGroupHeaderPosition=null,this._usingStructuralNodes=!1,this._envInfo=null,this._backdropColorClassName&&(m.removeClass(this._site.surface,this._backdropColorClassName),u(this._backdropColorClassName),this._backdropColorClassName=null),this._disableBackdropClassName&&(m.removeClass(this._site.surface,this._disableBackdropClassName),u(this._disableBackdropClassName),this._disableBackdropClassName=null),this._site=null,this._groupsEnabled=null,this._animationsRunning&&this._animationsRunning.cancel(),this._animatingItemsBlocks={}):g("WinJS.UI.ListView:"+b)},numberOfItemsPerItemsBlock:{get:function(){function b(){var a,b=c._site.groupCount;for(a=0;b>a;a++)if(c._isCellSpanning(a))return!1;return!0}var c=this;return c._measureItem(0).then(function(){return c._sizes.viewportContentSize!==c._getViewportCrossSize()&&c._viewportSizeChanged(c._getViewportCrossSize()),b()?c._envInfo.nestedFlexTooLarge||c._envInfo.nestedFlexTooSmall?(c._usingStructuralNodes=!0,Number.MAX_VALUE):(c._usingStructuralNodes=a._LayoutCommon._barsPerItemsBlock>0,a._LayoutCommon._barsPerItemsBlock*c._itemsPerBar):(c._usingStructuralNodes=!1,null)})}},layout:function(a,b,c,d){function e(a){function b(a){if(l._usingStructuralNodes){var b=[];return a.itemsBlocks.forEach(function(a){b=b.concat(a.items.slice(0))}),b}return a.items.slice(0)}return{element:a.element,items:b(a)}}function f(){function c(a,b){var c=a.enableCellSpanning?T.CellSpanningGroup:T.UniformGroup;return new c(l,b)}var d,f=l._groups.length>0?l._getRealizationRange():null,g=[],h=[],j={},k={},m=0,n=a.length;for(d=0;n>d;d++){var o=null,p=l._getGroupInfo(d),q=l._site.groupFromIndex(d).key,r=l._groupMap[q],s=r instanceof T.CellSpanningGroup,t=p.enableCellSpanning;if(r)if(s!==t)j[q]=!0;else{var u=Math.max(0,b.firstIndex-r.startIndex),v=l._rangeForGroup(r,f);v&&u<=v.lastIndex&&(o={firstIndex:Math.max(u,v.firstIndex),lastIndex:v.lastIndex})}var w,x=c(p,a[d].itemsContainer.element);w=x.prepareLayoutWithCopyOfTree?x.prepareLayoutWithCopyOfTree(e(a[d].itemsContainer),o,r,{groupInfo:p,startIndex:m}):x.prepareLayout(D(a[d].itemsContainer),o,r,{groupInfo:p,startIndex:m}),h.push(w),m+=x.count,g.push(x),k[q]=x}return i.join(h).then(function(){for(var a=0,b=0,c=g.length;c>b;b++){var d=g[b];d.offset=a,a+=l._getGroupSize(d)}Object.keys(l._groupMap).forEach(function(a){var b=!j[a];l._groupMap[a].cleanUp(b)}),l._groups=g,l._groupMap=k})}function g(a,c,d){var e,f=l._groups[a],g=Math.max(0,b.firstIndex-f.startIndex),h=l._rangeForGroup(f,c);return d?void 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k=e._indexToCoordinate(a.index),l=e._horizontal?k.row:k.column;return{type:o.ObjectType.item,index:i.startIndex+Math.min(i.count-1,l)}}return{type:o.ObjectType.item,index:i.startIndex}}return b}return c.index+=g.startIndex,c}var e=this,f=e._site.groupIndexFromItemIndex(b.index),g=e._groups[f],h=e._adjustedKeyForOrientationAndBars(e._adjustedKeyForRTL(c),g instanceof T.CellSpanningGroup);if(b.type||(b.type=o.ObjectType.item),b.type===o.ObjectType.item||c!==H.pageUp&&c!==H.pageDown){if(b.type===o.ObjectType.header&&h===H.rightArrow)return{type:e._groupsEnabled?o.ObjectType.groupHeader:o.ObjectType.footer,index:0};if(b.type===o.ObjectType.footer&&h===H.leftArrow)return{type:e._groupsEnabled?o.ObjectType.groupHeader:o.ObjectType.header,index:0};if(b.type===o.ObjectType.groupHeader){if(h===H.leftArrow){var i=b.index-1;return i=e._site.header?i:Math.max(0,i),{type:i>-1?o.ObjectType.groupHeader:o.ObjectType.header,index:i>-1?i:0}}if(h===H.rightArrow){var i=b.index+1;return i=e._site.header?i:Math.min(e._groups.length-1,b.index+1),{type:i>=e._groups.length?o.ObjectType.header:o.ObjectType.groupHeader,index:i>=e._groups.length?0:i}}return b}}else{var j=0;j=b.type===o.ObjectType.groupHeader?e._groups[b.index].startIndex:b.type===o.ObjectType.header?0:e._groups[e._groups.length-1].count-1,b={type:o.ObjectType.item,index:j}}switch(e._adjustedKeyForRTL(c)){case H.upArrow:case H.leftArrow:case H.downArrow:case H.rightArrow:return d();default:return a._LayoutCommon.prototype._getAdjacentForPageKeys.call(e,b,c)}},hitTest:function(a,b){var c,d=this._sizes;a-=d.layoutOriginX,b-=d.layoutOriginY;var e=this._groupFromOffset(this._horizontal?a:b),f=this._groups[e];return this._horizontal?a-=f.offset:b-=f.offset,this._groupsEnabled&&(this._groupHeaderPosition===U.left?a-=d.headerContainerWidth:b-=d.headerContainerHeight),c=f.hitTest(a,b),c.index+=f.startIndex,c.insertAfterIndex+=f.startIndex,c},setupAnimations:function(){if(0===this._groups.length)return void this._resetAnimationCaches();if(!Object.keys(this._cachedItemRecords).length){this._site._writeProfilerMark("Animation:setupAnimations,StartTM");for(var a=this._getRealizationRange(),b=this._site.tree,c=0,d="horizontal"===this.orientation,e=0,f=b.length;f>e;e++){var g=b[e],h=!1,i=this._groups[e],j=i instanceof T.CellSpanningGroup,k=i?i.offset:0;if(A(g.itemsContainer,function(b,d){if(a.firstIndex<=c&&a.lastIndex>=c&&(h=!0,!this._cachedItemRecords[c])){var f=this._getItemPositionForAnimations(c,e,d),g=f.row,i=f.column,k=f.left,l=f.top;this._cachedItemRecords[c]={oldRow:g,oldColumn:i,oldLeft:k,oldTop:l,width:f.width,height:f.height,element:b,inCellSpanningGroup:j}}c++}.bind(this)),h){var l=e;if(!this._cachedHeaderRecords[l]){var m=this._getHeaderPositionForAnimations(l);this._cachedHeaderRecords[l]={oldLeft:m.left,oldTop:m.top,width:m.width,height:m.height,element:g.header}}this._cachedGroupRecords[I(g.itemsContainer.element)]||(this._cachedGroupRecords[I(g.itemsContainer.element)]={oldLeft:d?k:0,left:d?k:0,oldTop:d?0:k,top:d?0:k,element:g.itemsContainer.element})}}this._site._writeProfilerMark("Animation:setupAnimations,StopTM")}},_layoutAnimations:function(a,b){if(Object.keys(this._cachedItemRecords).length||Object.keys(this._cachedGroupRecords).length||Object.keys(this._cachedHeaderRecords).length){this._site._writeProfilerMark("Animation:layoutAnimation,StartTM"),this._updateAnimationCache(a,b);for(var c=this._getRealizationRange(),d=this._site.tree,e=0,f="horizontal"===this.orientation,g=0,h=d.length;h>g;g++){var i=d[g],j=this._groups[g],k=j instanceof T.CellSpanningGroup,l=j?j.offset:0,n=0,o=0,q=this._cachedGroupRecords[I(i.itemsContainer.element)];q&&(f?n=q.oldLeft-l:o=q.oldTop-l),A(i.itemsContainer,function(a,b){if(c.firstIndex<=e&&c.lastIndex>=e){var d=this._cachedItemRecords[e];if(d){var f=this._getItemPositionForAnimations(e,g,b),h=f.row,i=f.column,j=f.left,l=f.top;if(d.inCellSpanningGroup=d.inCellSpanningGroup||k,d.oldRow!==h||d.oldColumn!==i||d.oldTop!==l||d.oldLeft!==j){d.row=h,d.column=i,d.left=j,d.top=l;var q=d.oldLeft-d.left-n,r=d.oldTop-d.top-o;if(q=(this._site.rtl?-1:1)*q,d.xOffset=q,d.yOffset=r,0!==q||0!==r){var s=d.element;d.needsToResetTransform=!0,s.style[P]="",s.style[O.scriptName]="translate("+q+"px,"+r+"px)"}var t=a.parentNode;m.hasClass(t,p._itemsBlockClass)&&(this._animatingItemsBlocks[I(t)]=t)}}else this._cachedInsertedItemRecords[e]=a,a.style[P]="",a.style.opacity=0}e++}.bind(this));var r=g,s=this._cachedHeaderRecords[r];if(s){var 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k;if(this._filterInsertedElements(),this._filterMovedElements(),this._filterRemovedElements(),0===this._insertedElements.length&&0===this._removedElements.length&&0===this._itemMoveRecords.length&&0===this._moveRecords.length)return this._resetAnimationCaches(!0),t.complete(),t.promise;this._animationsRunning=t.promise;for(var u=a.Layout._debugAnimations||a.Layout._slowAnimations,v=this._site,w=this._insertedElements,x=this._removedElements,y=this._itemMoveRecords,z=this._moveRecords,A=0,B=0,E=0,F=null,G=[],H=!1,J=!1,K=0,L=0,M={},N=0,Q=0,R=0,S=0,T=[],U="horizontal"===this.orientation,V=U?"oldColumn":"oldRow",W=U?"column":"row",X=U?"oldTop":"oldLeft",Y=U?"top":"left",Z=this._animatingItemsBlocks,$=0,_=y.length;_>$;$++){var aa=y[$];if(aa.inCellSpanningGroup){H=!0;break}}var ba=this;return a.Layout._debugAnimations?d._requestAnimationFrame(function(){b()}):b(),this._resetAnimationCaches(!0),t.promise.then(null,function(){n();for(var a=0,b=z.length;b>a;a++){var c=z[a].element;c.style[O.scriptName]="",c.style.opacity=1}for(var a=0,b=y.length;b>a;a++){var c=y[a].element;c.style[O.scriptName]="",c.style.opacity=1}for(var a=0,b=w.length;b>a;a++)w[a].style.opacity=1;for(var a=0,b=x.length;b>a;a++){var c=x[a];c.parentNode&&(l._disposeElement(c),c.parentNode.removeChild(c))}this._animationsRunning=null,t=null,F&&F.cancel()}.bind(this)),t.promise},dragOver:function(a,b,c){var d=this.hitTest(a,b),e=this._groups?this._site.groupIndexFromItemIndex(d.index):0,f=this._site.tree[e].itemsContainer,g=D(f),h=this._groups?this._groups[e].startIndex:0,i=this._getVisibleRange();d.index-=h,d.insertAfterIndex-=h,i.firstIndex=Math.max(i.firstIndex-h-1,0),
i.lastIndex=Math.min(i.lastIndex-h+1,g);var j=Math.max(Math.min(g-1,d.insertAfterIndex),-1),k=Math.min(j+1,g);if(c){for(var l=j;l>=i.firstIndex;l--){if(!c._isIncluded(l+h)){j=l;break}l===i.firstIndex&&(j=-1)}for(var l=k;l<i.lastIndex;l++){if(!c._isIncluded(l+h)){k=l;break}l===i.lastIndex-1&&(k=g)}}var m=B(f,k),n=B(f,j);if(this._animatedDragItems)for(var l=0,o=this._animatedDragItems.length;o>l;l++){var p=this._animatedDragItems[l];p&&(p.style[P]=this._site.animationsDisabled?"":Q,p.style[O.scriptName]="")}this._animatedDragItems=[];var q="horizontal"===this.orientation,r=this._inListMode||1===this._itemsPerBar;this._groups&&this._groups[e]instanceof T.CellSpanningGroup&&(r=1===this._groups[e]._slotsPerColumn);var s=0,t=0;!q&&!r||q&&r?s=this._site.rtl?-R:R:t=R,m&&(m.style[P]=this._site.animationsDisabled?"":Q,m.style[O.scriptName]="translate("+s+"px, "+t+"px)",this._animatedDragItems.push(m)),n&&(n.style[P]=this._site.animationsDisabled?"":Q,n.style[O.scriptName]="translate("+-s+"px, 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a=this._site.realizedRange;return{firstIndex:this._firstItemFromRange(a.firstPixel),lastIndex:this._lastItemFromRange(a.lastPixel)}},_getVisibleRange:function(){var a=this._site.visibleRange;return{firstIndex:this._firstItemFromRange(a.firstPixel),lastIndex:this._lastItemFromRange(a.lastPixel)}},_resetAnimationCaches:function(a){if(!a){this._resetStylesForRecords(this._cachedGroupRecords),this._resetStylesForRecords(this._cachedItemRecords),this._resetStylesForRecords(this._cachedHeaderRecords),this._resetStylesForInsertedRecords(this._cachedInsertedItemRecords),this._resetStylesForInsertedRecords(this._cachedInsertedHeaderRecords),this._resetStylesForRemovedRecords(this._cachedRemovedItems),this._resetStylesForRemovedRecords(this._cachedRemovedHeaders);for(var b=Object.keys(this._animatingItemsBlocks),c=0,d=b.length;d>c;c++){var e=this._animatingItemsBlocks[b[c]];e.style.overflow="",e.classList.remove(p._clipClass)}}this._cachedGroupRecords={},this._cachedItemRecords={},this._cachedHeaderRecords={},this._cachedInsertedItemRecords={},this._cachedInsertedHeaderRecords={},this._cachedRemovedItems=[],this._cachedRemovedHeaders=[],this._animatingItemsBlocks={}},_cacheRemovedElements:function(a,b,c,d,e){var f="left";this._site.rtl&&(f="right");var g,h;e?(g=this._sizes.headerContainerOuterX,h=this._sizes.headerContainerOuterY):(g=this._sizes.containerMargins[f],h=this._sizes.containerMargins.top);for(var i=0,j=a.length;j>i;i++){var k=a[i];if(-1===k.newIndex){var l=k.element,m=b[k.oldIndex];m&&(m.element=l,delete b[k.oldIndex],l.style.position="absolute",l.style[P]="",l.style.top=m.oldTop-h+"px",l.style[f]=m.oldLeft-g+"px",l.style.width=m.width+"px",l.style.height=m.height+"px",l.style[O.scriptName]="",this._site.surface.appendChild(l),d.push(m)),c[k.oldIndex]&&delete c[k.oldIndex]}}},_cacheInsertedElements:function(a,b,c){for(var d={},e=0,f=a.length;f>e;e++){var g=a[e],h=b[g.oldIndex];if(h&&delete b[g.oldIndex],h||-1===g.oldIndex||g.moved){var i=c[g.newIndex];i&&delete c[g.newIndex];var j=g.element;d[g.newIndex]=j,j.style[P]="",j.style[O.scriptName]="",j.style.opacity=0}}for(var k=Object.keys(b),e=0,f=k.length;f>e;e++)d[k[e]]=b[k[e]];return d},_resetStylesForRecords:function(a){for(var b=Object.keys(a),c=0,d=b.length;d>c;c++){var e=a[b[c]];e.needsToResetTransform&&(e.element.style[O.scriptName]="",e.needsToResetTransform=!1)}},_resetStylesForInsertedRecords:function(a){for(var b=Object.keys(a),c=0,d=b.length;d>c;c++){var e=a[b[c]];e.style.opacity=1}},_resetStylesForRemovedRecords:function(a){for(var b=0,c=a.length;c>b;b++){var d=a[b].element;d.parentNode&&(l._disposeElement(d),d.parentNode.removeChild(d))}},_updateAnimationCache:function(a,b){function c(a,b){for(var c={},e=0,f=a.length;f>e;e++){var g=a[e],h=b[g.oldIndex];h&&(c[g.newIndex]=h,h.element=g.element,delete b[g.oldIndex])}for(var i=Object.keys(b),e=0,f=i.length;f>e;e++){var j=i[e],k=b[j];(!k.element||d[I(k.element)])&&(c[j]=k)}return c}this._resetStylesForRecords(this._cachedItemRecords),this._resetStylesForRecords(this._cachedHeaderRecords),this._resetStylesForInsertedRecords(this._cachedInsertedItemRecords),this._resetStylesForInsertedRecords(this._cachedInsertedHeaderRecords);for(var d={},e=this._getRealizationRange(),f=this._site.tree,g=0,h=0,i=f.length;i>g;g++)A(f[g].itemsContainer,function(a){e.firstIndex<=h&&e.lastIndex>=h&&(d[I(a)]=!0),h++});this._cachedItemRecords=c(a,this._cachedItemRecords),this._cachedHeaderRecords=c(b,this._cachedHeaderRecords),this._cachedInsertedItemRecords=this._cacheInsertedElements(a,this._cachedInsertedItemRecords,this._cachedItemRecords),this._cachedInsertedHeaderRecords=this._cacheInsertedElements(b,this._cachedInsertedHeaderRecords,this._cachedHeaderRecords)},_filterRemovedElements:function(){function a(a,g){for(var h=0,i=a.length;i>h;h++){var j=a[h],k=j.element;j[c]+j[d]-1<e||j[c]>f||!b._site.viewport.contains(k)?k.parentNode&&(l._disposeElement(k),k.parentNode.removeChild(k)):g.push(k)}}if(this._removedElements=[],this._site.animationsDisabled)return this._resetStylesForRemovedRecords(this._cachedRemovedItems),void this._resetStylesForRemovedRecords(this._cachedRemovedHeaders);var b=this,c="horizontal"===this.orientation?"oldLeft":"oldTop",d="horizontal"===this.orientation?"width":"height",e=this._site.scrollbarPos,f=e+this._site.viewportSize[d]-1;a(this._cachedRemovedItems,this._removedElements),a(this._cachedRemovedHeaders,this._removedElements)},_filterInsertedElements:function(){function a(a,d){for(var e=Object.keys(a),f=0,g=e.length;g>f;f++){var h=e[f],i=a[h];h<c.firstIndex||h>c.lastIndex||b._site.viewport.contains(i.element)?i.style.opacity=1:d.push(i)}}if(this._insertedElements=[],this._site.animationsDisabled)return this._resetStylesForInsertedRecords(this._cachedInsertedItemRecords),void this._resetStylesForInsertedRecords(this._cachedInsertedHeaderRecords);var b=this,c=this._getVisibleRange();a(this._cachedInsertedItemRecords,this._insertedElements),a(this._cachedInsertedHeaderRecords,this._insertedElements)},_filterMovedElements:function(){var a=this,b="horizontal"===this.orientation?"oldLeft":"oldTop",c="horizontal"===this.orientation?"left":"top",d="horizontal"===this.orientation?"width":"height",e=this._getRealizationRange(),f=this._site.scrollbarPos,g=f+this._site.viewportSize[d]-1;if(this._itemMoveRecords=[],this._moveRecords=[],!this._site.animationsDisabled)for(var h=this._site.tree,i=0,j=0,k=h.length;k>j;j++){var l=h[j],m=!1;A(l.itemsContainer,function(){if(e.firstIndex<=i&&e.lastIndex>=i){var h=this._cachedItemRecords[i];if(h){var j=(h[b]+h[d]-1>=f&&h[b]<=g||h[c]+h[d]-1>=f&&h[c]<=g)&&a._site.viewport.contains(h.element);j&&(m=!0,h.needsToResetTransform&&(this._itemMoveRecords.push(h),delete this._cachedItemRecords[i]))}}i++}.bind(this));var n=j,o=this._cachedHeaderRecords[n];o&&m&&o.needsToResetTransform&&(this._moveRecords.push(o),delete this._cachedHeaderRecords[n]);var p=this._cachedGroupRecords[I(l.itemsContainer.element)];p&&m&&p.needsToResetTransform&&(this._moveRecords.push(p),delete this._cachedGroupRecords[I(l.itemsContainer.element)])}this._resetStylesForRecords(this._cachedGroupRecords),this._resetStylesForRecords(this._cachedItemRecords),this._resetStylesForRecords(this._cachedHeaderRecords)},_getItemPositionForAnimations:function(a,b,c){var d=this._groups[b],e=d.getItemPositionForAnimations(c),f=this._groups[b]?this._groups[b].offset:0,g=this._groupsEnabled&&this._groupHeaderPosition===U.left?this._sizes.headerContainerWidth:0,h=this._groupsEnabled&&this._groupHeaderPosition===U.top?this._sizes.headerContainerHeight:0;return e.left+=this._sizes.layoutOriginX+g+this._sizes.itemsContainerOuterX,e.top+=this._sizes.layoutOriginY+h+this._sizes.itemsContainerOuterY,e[this._horizontal?"left":"top"]+=f,e},_getHeaderPositionForAnimations:function(a){var b;if(this._groupsEnabled){var c=this._sizes.headerContainerWidth-this._sizes.headerContainerOuterWidth,d=this._sizes.headerContainerHeight-this._sizes.headerContainerOuterHeight;this._groupHeaderPosition!==U.left||this._horizontal?this._groupHeaderPosition===U.top&&this._horizontal&&(c=this._groups[a].getItemsContainerSize()-this._sizes.headerContainerOuterWidth):d=this._groups[a].getItemsContainerSize()-this._sizes.headerContainerOuterHeight;var e=this._horizontal?this._groups[a].offset:0,f=this._horizontal?0:this._groups[a].offset;b={top:this._sizes.layoutOriginY+f+this._sizes.headerContainerOuterY,left:this._sizes.layoutOriginX+e+this._sizes.headerContainerOuterX,height:d,width:c}}else b={top:0,left:0,height:0,width:0};return b},_rangeContainsItems:function(a,b){if(0===this._groups.length)return!1;var c=this._groups[this._groups.length-1],d=this._sizes.layoutOrigin+c.offset+this._getGroupSize(c)-1;return b>=0&&d>=a},_itemFromOffset:function(a,b){function c(a){if(!b.wholeItem){var c=e._horizontal?e._site.rtl?"right":"left":"top",d=e._horizontal?e._site.rtl?"left":"right":"bottom";return b.last?a-e._sizes.containerMargins[c]:a+e._sizes.containerMargins[d]}return a}function d(a){return b.last?a-e._getHeaderSizeGroupAdjustment()-e._sizes.itemsContainerOuterStart:a}var e=this;if(0===this._groups.length)return 0;b=b||{},a-=this._sizes.layoutOrigin,a=c(a);var f=this._groupFromOffset(d(a)),g=this._groups[f];return a-=g.offset,a-=this._getHeaderSizeGroupAdjustment(),g.startIndex+g.itemFromOffset(a,b)},_firstItemFromRange:function(a,b){return b=b||{},b.last=0,this._itemFromOffset(a,b)},_lastItemFromRange:function(a,b){return b=b||{},b.last=1,this._itemFromOffset(a,b)},_adjustedKeyForRTL:function(a){return this._site.rtl&&(a===H.leftArrow?a=H.rightArrow:a===H.rightArrow&&(a=H.leftArrow)),a},_adjustedKeyForOrientationAndBars:function(a,b){var c=a;if(b)return a;if(!this._horizontal)switch(c){case H.leftArrow:c=H.upArrow;break;case H.rightArrow:c=H.downArrow;break;case H.upArrow:c=H.leftArrow;break;case H.downArrow:c=H.rightArrow}return 1===this._itemsPerBar&&(c===H.upArrow?c=H.leftArrow:c===H.downArrow&&(c=H.rightArrow)),c},_getAdjacentForPageKeys:function(a,b){var c,d=this._sizes.containerMargins,e="horizontal"===this.orientation?d.left+d.right:d.top+d.bottom,f=this._site.viewportSize["horizontal"===this.orientation?"width":"height"],g=this._site.scrollbarPos,h=g+f-1-d["horizontal"===this.orientation?"right":"bottom"],i=this._firstItemFromRange(g,{wholeItem:!0}),j=this._lastItemFromRange(h,{wholeItem:!1}),k=this._getItemPosition(a.index),l=!1;if((a.index<i||a.index>j)&&(l=!0,g="horizontal"===this.orientation?k.left-e:k.top-e,h=g+f-1,i=this._firstItemFromRange(g,{wholeItem:!0}),j=this._lastItemFromRange(h,{wholeItem:!1})),b===H.pageUp){if(!l&&i!==a.index)return{type:o.ObjectType.item,index:i};var m;m="horizontal"===this.orientation?k.left+k.width+e+d.left:k.top+k.height+e+d.bottom;var n=this._firstItemFromRange(m-f,{wholeItem:!0});c=a.index===n?Math.max(0,a.index-this._itemsPerBar):n}else{if(!l&&j!==a.index)return{type:o.ObjectType.item,index:j};var p;p="horizontal"===this.orientation?k.left-e-d.right:k.top-e-d.bottom;var q=Math.max(0,this._lastItemFromRange(p+f-1,{wholeItem:!0}));c=a.index===q?a.index+this._itemsPerBar:q}return{type:o.ObjectType.item,index:c}},_isCellSpanning:function(a){var b=this._site.groupFromIndex(a),c=this._groupInfo;return c?!!("function"==typeof c?c(b):c).enableCellSpanning:!1},_getGroupInfo:function(a){var b=this._site.groupFromIndex(a),c=this._groupInfo,d=this._sizes.containerMargins,f={enableCellSpanning:!1};if(c="function"==typeof c?c(b):c){if(c.enableCellSpanning&&(+c.cellWidth!==c.cellWidth||+c.cellHeight!==c.cellHeight))throw new e("WinJS.UI.GridLayout.GroupInfoResultIsInvalid",J.groupInfoResultIsInvalid);f={enableCellSpanning:!!c.enableCellSpanning,cellWidth:c.cellWidth+d.left+d.right,cellHeight:c.cellHeight+d.top+d.bottom}}return f},_getItemInfo:function(a){var b;if(this._itemInfo&&"function"==typeof this._itemInfo)b=this._itemInfo(a);else{if(!this._useDefaultItemInfo)throw new e("WinJS.UI.GridLayout.ItemInfoIsInvalid",J.itemInfoIsInvalid);b=this._defaultItemInfo(a)}return i.as(b).then(function(a){if(!a||+a.width!==a.width||+a.height!==a.height)throw new e("WinJS.UI.GridLayout.ItemInfoIsInvalid",J.itemInfoIsInvalid);return a})},_defaultItemInfo:function(a){var b=this;return this._site.renderItem(this._site.itemFromIndex(a)).then(function(c){return b._elementsToMeasure[a]={element:c},b._measureElements()}).then(function(){var c=b._elementsToMeasure[a],d={width:c.width,height:c.height};return delete b._elementsToMeasure[a],d},function(c){return delete b._elementsToMeasure[a],i.wrapError(c)})},_getGroupSize:function(a){var b=0;return this._groupsEnabled&&(this._horizontal&&this._groupHeaderPosition===U.top?b=this._sizes.headerContainerMinWidth:this._horizontal||this._groupHeaderPosition!==U.left||(b=this._sizes.headerContainerMinHeight)),Math.max(b,a.getItemsContainerSize()+this._getHeaderSizeGroupAdjustment())},_groupFromOffset:function(a){return a<this._groups[0].offset?0:this._groupFrom(function(b){return a<b.offset})},_groupFromImpl:function(a,b,c){if(a>b)return null;var d=a+Math.floor((b-a)/2),e=this._groups[d];return c(e,d)?this._groupFromImpl(a,d-1,c):b>d&&!c(this._groups[d+1],d+1)?this._groupFromImpl(d+1,b,c):d},_groupFrom:function(a){if(this._groups.length>0){var b=this._groups.length-1,c=this._groups[b];return a(c,b)?this._groupFromImpl(0,this._groups.length-1,a):b}return null},_invalidateLayout:function(){this._site&&this._site.invalidateLayout()},_resetMeasurements:function(){this._measuringPromise&&(this._measuringPromise.cancel(),this._measuringPromise=null),this._containerSizeClassName&&(m.removeClass(this._site.surface,this._containerSizeClassName),u(this._containerSizeClassName),this._containerSizeClassName=null),this._sizes=null,this._resetAnimationCaches()},_measureElements:function(){if(!this._measuringElements){var a=this;a._measuringElements=j.schedulePromiseHigh(null,"WinJS.UI.GridLayout._measuringElements").then(function(){a._site._writeProfilerMark("_measureElements,StartTM");var c=a._createMeasuringSurface(),d=b.document.createElement("div"),e=a._site,f=a._measuringElements,g=a._elementsToMeasure,h=!1;d.className=p._itemsContainerClass+" "+p._laidOutClass,d.style.cssText+=";display: -ms-grid;-ms-grid-column: 1;-ms-grid-row: 1";var i,j,k=Object.keys(g);for(j=0,i=k.length;i>j;j++){var l=g[k[j]].element;l.style["-ms-grid-column"]=j+1,l.style["-ms-grid-row"]=j+1,d.appendChild(l)}for(c.appendChild(d),e.viewport.insertBefore(c,e.viewport.firstChild),f.then(null,function(){h=!0}),j=0,i=k.length;i>j&&!h;j++){var n=g[k[j]],o=n.element.querySelector("."+p._itemClass);n.width=m.getTotalWidth(o),n.height=m.getTotalHeight(o)}c.parentNode&&c.parentNode.removeChild(c),f===a._measuringElements&&(a._measuringElements=null),e._writeProfilerMark("_measureElements,StopTM")},function(b){return a._measuringElements=null,i.wrapError(b)})}return this._measuringElements},_ensureEnvInfo:function(){return this._envInfo||(this._envInfo=E(this._site),this._envInfo&&!this._envInfo.supportsCSSGrid&&m.addClass(this._site.surface,p._noCSSGrid)),!!this._envInfo},_createMeasuringSurface:function(){var a=b.document.createElement("div");return a.style.cssText="visibility: hidden;-ms-grid-columns: auto;-ms-grid-rows: auto;-ms-flex-align: start;-webkit-align-items: flex-start;align-items: flex-start",a.className=p._scrollableClass+" "+(this._inListMode?p._listLayoutClass:p._gridLayoutClass),this._envInfo.supportsCSSGrid||m.addClass(a,p._noCSSGrid),this._groupsEnabled&&(this._groupHeaderPosition===U.top?m.addClass(a,p._headerPositionTopClass):m.addClass(a,p._headerPositionLeftClass)),a},_measureItem:function(a){function c(a,e){var e,h=!!e,j={},k=f.rtl?"right":"left";return f.itemCount.then(function(b){return!b||d._groupsEnabled&&!f.groupCount?i.cancel:(e=e||f.itemFromIndex(a),j.container=f.renderItem(e),d._groupsEnabled&&(j.headerContainer=f.renderHeader(d._site.groupFromIndex(f.groupIndexFromItemIndex(a)))),i.join(j))}).then(function(j){function l(){var a=d._horizontal,b=d._groupsEnabled,c=!1;g.then(null,function(){c=!0});var e=G(C),h=f.rtl?f.viewport.offsetWidth-(C.offsetLeft+C.offsetWidth):C.offsetLeft,i=C.offsetTop,l={viewportContentSize:0,surfaceContentSize:0,maxItemsContainerContentSize:0,surfaceOuterHeight:y(o),surfaceOuterWidth:z(o),layoutOriginX:h-e[k],layoutOriginY:i-e.top,itemsContainerOuterHeight:y(q),itemsContainerOuterWidth:z(q),itemsContainerOuterX:x(f.rtl?"Right":"Left",q),itemsContainerOuterY:x("Top",q),itemsContainerMargins:G(q),itemBoxOuterHeight:y(s),itemBoxOuterWidth:z(s),containerOuterHeight:y(j.container),containerOuterWidth:z(j.container),emptyContainerContentHeight:m.getContentHeight(r),emptyContainerContentWidth:m.getContentWidth(r),containerMargins:G(j.container),containerWidth:0,containerHeight:0,containerSizeLoaded:!1};f.header&&(l[a?"layoutOriginX":"layoutOriginY"]+=m[a?"getTotalWidth":"getTotalHeight"](f.header)),b&&(l.headerContainerOuterX=x(f.rtl?"Right":"Left",j.headerContainer),l.headerContainerOuterY=x("Top",j.headerContainer),l.headerContainerOuterWidth=z(j.headerContainer),l.headerContainerOuterHeight=y(j.headerContainer),l.headerContainerWidth=m.getTotalWidth(j.headerContainer),l.headerContainerHeight=m.getTotalHeight(j.headerContainer),l.headerContainerMinWidth=w(j.headerContainer,"minWidth")+l.headerContainerOuterWidth,l.headerContainerMinHeight=w(j.headerContainer,"minHeight")+l.headerContainerOuterHeight);var n={sizes:l,viewportContentWidth:m.getContentWidth(f.viewport),viewportContentHeight:m.getContentHeight(f.viewport),containerContentWidth:m.getContentWidth(j.container),containerContentHeight:m.getContentHeight(j.container),containerWidth:m.getTotalWidth(j.container),containerHeight:m.getTotalHeight(j.container)};return n.viewportCrossSize=n[a?"viewportContentHeight":"viewportContentWidth"],f.readyToMeasure(),c?null:n}function n(){o.parentNode&&o.parentNode.removeChild(o)}var o=d._createMeasuringSurface(),q=b.document.createElement("div"),r=b.document.createElement("div"),s=j.container.querySelector("."+p._itemBoxClass),t=f.groupIndexFromItemIndex(a);r.className=p._containerClass,q.className=p._itemsContainerClass+" "+p._laidOutClass;var u=1,v=1,A=2,B=2,C=q,D=!1;d._inListMode&&d._groupsEnabled&&(d._horizontal&&d._groupHeaderPosition===U.top?(u=2,B=1,A=1,C=j.headerContainer,D=!0):d._horizontal||d._groupHeaderPosition!==U.left||(v=2,B=1,A=1,C=j.headerContainer,D=!0)),q.style.cssText+=";display: "+(d._inListMode?(d._horizontal?"flex":"block")+"; overflow: hidden":"inline-block")+";vertical-align:top;-ms-grid-column: "+v+";-ms-grid-row: "+u,d._inListMode||(j.container.style.display="inline-block"),d._groupsEnabled&&(j.headerContainer.style.cssText+=";display: inline-block;-ms-grid-column: "+B+";-ms-grid-row: "+A,m.addClass(j.headerContainer,p._laidOutClass+" "+p._groupLeaderClass),(d._groupHeaderPosition===U.top&&d._horizontal||d._groupHeaderPosition===U.left&&!d._horizontal)&&m.addClass(q,p._groupLeaderClass)),D&&o.appendChild(j.headerContainer),q.appendChild(j.container),q.appendChild(r),o.appendChild(q),!D&&d._groupsEnabled&&o.appendChild(j.headerContainer),f.viewport.insertBefore(o,f.viewport.firstChild);var E=l();if(!E)return n(),i.cancel;if(d._horizontal&&0===E.viewportContentHeight||!d._horizontal&&0===E.viewportContentWidth)return n(),i.cancel;if(!(h||d._isCellSpanning(t)||0!==E.containerContentWidth&&0!==E.containerContentHeight))return n(),e.then(function(){return c(a,e)});var F=d._sizes=E.sizes;if(Object.defineProperties(F,{surfaceOuterCrossSize:{get:function(){return d._horizontal?F.surfaceOuterHeight:F.surfaceOuterWidth},enumerable:!0},layoutOrigin:{get:function(){return d._horizontal?F.layoutOriginX:F.layoutOriginY},enumerable:!0},itemsContainerOuterSize:{get:function(){return d._horizontal?F.itemsContainerOuterWidth:F.itemsContainerOuterHeight},enumerable:!0},itemsContainerOuterCrossSize:{get:function(){return d._horizontal?F.itemsContainerOuterHeight:F.itemsContainerOuterWidth},enumerable:!0},itemsContainerOuterStart:{get:function(){return d._horizontal?F.itemsContainerOuterX:F.itemsContainerOuterY},enumerable:!0},itemsContainerOuterCrossStart:{get:function(){return d._horizontal?F.itemsContainerOuterY:F.itemsContainerOuterX},enumerable:!0},containerCrossSize:{get:function(){return d._horizontal?F.containerHeight:F.containerWidth},enumerable:!0},containerSize:{get:function(){return d._horizontal?F.containerWidth:F.containerHeight},enumerable:!0}}),!d._isCellSpanning(t)){if(d._inListMode){var H=E.viewportCrossSize-F.surfaceOuterCrossSize-d._getHeaderSizeContentAdjustment()-F.itemsContainerOuterCrossSize;d._horizontal?(F.containerHeight=H,F.containerWidth=E.containerWidth):(F.containerHeight=E.containerHeight,F.containerWidth=H)}else F.containerWidth=E.containerWidth,F.containerHeight=E.containerHeight;F.containerSizeLoaded=!0}d._createContainerStyleRule(),d._viewportSizeChanged(E.viewportCrossSize),n()})}var d=this,e="Layout:measureItem",f=d._site,g=d._measuringPromise;if(!g){f._writeProfilerMark(e+",StartTM");var h=new k;d._measuringPromise=g=h.promise.then(function(){return d._ensureEnvInfo()?c(a):i.cancel}).then(function(){f._writeProfilerMark(e+":complete,info"),f._writeProfilerMark(e+",StopTM")},function(a){return d._measuringPromise=null,f._writeProfilerMark(e+":canceled,info"),f._writeProfilerMark(e+",StopTM"),i.wrapError(a)}),h.complete()}return g},_getHeaderSizeGroupAdjustment:function(){if(this._groupsEnabled){if(this._horizontal&&this._groupHeaderPosition===U.left)return this._sizes.headerContainerWidth;if(!this._horizontal&&this._groupHeaderPosition===U.top)return this._sizes.headerContainerHeight}return 0},_getHeaderSizeContentAdjustment:function(){if(this._groupsEnabled){if(this._horizontal&&this._groupHeaderPosition===U.top)return this._sizes.headerContainerHeight;if(!this._horizontal&&this._groupHeaderPosition===U.left)return this._sizes.headerContainerWidth}return 0},_getViewportCrossSize:function(){return this._site.viewportSize[this._horizontal?"height":"width"]},_viewportSizeChanged:function(a){var b=this._sizes;b.viewportContentSize=a,b.surfaceContentSize=a-b.surfaceOuterCrossSize,b.maxItemsContainerContentSize=b.surfaceContentSize-b.itemsContainerOuterCrossSize-this._getHeaderSizeContentAdjustment(),b.containerSizeLoaded&&!this._inListMode?(this._itemsPerBar=Math.floor(b.maxItemsContainerContentSize/b.containerCrossSize),this.maximumRowsOrColumns&&(this._itemsPerBar=Math.min(this._itemsPerBar,this.maximumRowsOrColumns)),this._itemsPerBar=Math.max(1,this._itemsPerBar)):(this._inListMode&&(b[this._horizontal?"containerHeight":"containerWidth"]=b.maxItemsContainerContentSize),this._itemsPerBar=1),this._resetAnimationCaches()},_createContainerStyleRule:function(){var a=this._sizes;if(!this._containerSizeClassName&&a.containerSizeLoaded&&(0===a.emptyContainerContentHeight||0===a.emptyContainerContentWidth)){var b=a.containerWidth-a.containerOuterWidth+"px",c=a.containerHeight-a.containerOuterHeight+"px";this._inListMode&&(this._horizontal?c="calc(100% - 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this._groupsEnabled||this._horizontal?a._LegacyLayout.prototype.layout.call(this,b,c,d,e):this._layoutNonGroupedVerticalList(b,c,d,e)},_layoutNonGroupedVerticalList:function(a,b,c,d){var e=this,f="Layout:_layoutNonGroupedVerticalList";return e._site._writeProfilerMark(f+",StartTM"),this._layoutPromise=e._measureItem(0).then(function(){m[e._usingStructuralNodes?"addClass":"removeClass"](e._site.surface,p._structuralNodesClass),m[e._envInfo.nestedFlexTooLarge||e._envInfo.nestedFlexTooSmall?"addClass":"removeClass"](e._site.surface,p._singleItemsBlockClass),e._sizes.viewportContentSize!==e._getViewportCrossSize()&&e._viewportSizeChanged(e._getViewportCrossSize()),e._cacheRemovedElements(c,e._cachedItemRecords,e._cachedInsertedItemRecords,e._cachedRemovedItems,!1),e._cacheRemovedElements(d,e._cachedHeaderRecords,e._cachedInsertedHeaderRecords,e._cachedRemovedHeaders,!0);var b=a[0].itemsContainer,g=new T.UniformFlowGroup(e,b);e._groups=[g],g.groupInfo={enableCellSpanning:!1},g.startIndex=0,g.count=D(b),g.offset=0,g.layout(),e._site._writeProfilerMark(f+":setSurfaceWidth,info"),e._site.surface.style.width=e._sizes.surfaceContentSize+"px",e._layoutAnimations(c,d),e._site._writeProfilerMark(f+":complete,info"),e._site._writeProfilerMark(f+",StopTM")},function(a){return e._site._writeProfilerMark(f+":canceled,info"),e._site._writeProfilerMark(f+",StopTM"),i.wrapError(a)}),{realizedRangeComplete:this._layoutPromise,layoutComplete:this._layoutPromise}},numberOfItemsPerItemsBlock:{get:function(){var b=this;return this._measureItem(0).then(function(){return b._envInfo.nestedFlexTooLarge||b._envInfo.nestedFlexTooSmall?(b._usingStructuralNodes=!0,Number.MAX_VALUE):(b._usingStructuralNodes=a.ListLayout._numberOfItemsPerItemsBlock>0,a.ListLayout._numberOfItemsPerItemsBlock)})}}},{_numberOfItemsPerItemsBlock:10})}),CellSpanningLayout:c.Namespace._lazy(function(){return c.Class.derive(a._LayoutCommon,function(a){a=a||{},this._itemInfo=a.itemInfo,this._groupInfo=a.groupInfo,this._groupHeaderPosition=a.groupHeaderPosition||U.top,this._horizontal=!0,this._cellSpanning=!0},{maximumRowsOrColumns:{get:function(){return this._maxRowsOrColumns},set:function(a){this._setMaxRowsOrColumns(a)}},itemInfo:{enumerable:!0,get:function(){return this._itemInfo},set:function(a){this._itemInfo=a,this._invalidateLayout()}},groupInfo:{enumerable:!0,get:function(){return this._groupInfo},set:function(a){this._groupInfo=a,this._invalidateLayout()}},orientation:{enumerable:!0,get:function(){return"horizontal"}}})}),_LayoutWrapper:c.Namespace._lazy(function(){return c.Class.define(function(a){this.defaultAnimations=!0,this.initialize=function(b,c){a.initialize(b,c)},this.hitTest=function(b,c){return a.hitTest(b,c)},a.uninitialize&&(this.uninitialize=function(){a.uninitialize()}),"numberOfItemsPerItemsBlock"in a&&Object.defineProperty(this,"numberOfItemsPerItemsBlock",{get:function(){return a.numberOfItemsPerItemsBlock}}),a._getItemPosition&&(this._getItemPosition=function(b){return a._getItemPosition(b)}),a.itemsFromRange&&(this.itemsFromRange=function(b,c){return a.itemsFromRange(b,c)}),a.getAdjacent&&(this.getAdjacent=function(b,c){return a.getAdjacent(b,c)}),a.dragOver&&(this.dragOver=function(b,c,d){return a.dragOver(b,c,d)}),a.dragLeave&&(this.dragLeave=function(){return a.dragLeave()});var b={enumerable:!0,get:function(){return"vertical"}};if(void 0!==a.orientation&&(b.get=function(){return a.orientation},b.set=function(b){a.orientation=b}),Object.defineProperty(this,"orientation",b),(a.setupAnimations||a.executeAnimations)&&(this.defaultAnimations=!1,this.setupAnimations=function(){return a.setupAnimations()},this.executeAnimations=function(){return a.executeAnimations()}),a.layout)if(this.defaultAnimations){var c=this;this.layout=function(b,d,e,f){var g,h=F(a.layout(b,d,[],[]));return h.realizedRangeComplete.then(function(){g=!0}),g&&c._layoutAnimations(e,f),h}}else this.layout=function(b,c,d,e){return F(a.layout(b,c,d,e))}},{uninitialize:function(){},numberOfItemsPerItemsBlock:{get:function(){}},layout:function(a,b,c,d){return this.defaultAnimations&&this._layoutAnimations(c,d),F()},itemsFromRange:function(){return{firstIndex:0,lastIndex:Number.MAX_VALUE}},getAdjacent:function(a,b){switch(b){case H.pageUp:case H.upArrow:case H.leftArrow:return{type:a.type,index:a.index-1};case H.downArrow:case H.rightArrow:case H.pageDown:return{type:a.type,index:a.index+1}}},dragOver:function(){},dragLeave:function(){},setupAnimations:function(){},executeAnimations:function(){},_getItemPosition:function(){},_layoutAnimations:function(){}})})});var U={left:"left",top:"top"};c.Namespace._moduleDefine(a,"WinJS.UI",{HeaderPosition:U,_getMargins:G})}),d("WinJS/Controls/ListView/_VirtualizeContentsView",["exports","../../Core/_Global","../../Core/_Base","../../Core/_BaseUtils","../../Promise","../../_Signal","../../Scheduler","../../Utilities/_Dispose","../../Utilities/_ElementUtilities","../../Utilities/_SafeHtml","../../Utilities/_UI","../ItemContainer/_Constants","../ItemContainer/_ItemEventsHandler","./_Helpers","./_ItemsContainer"],function(a,b,c,d,e,f,g,h,i,j,k,l,m,n,o){"use strict";function p(a,b){i._setAttribute(a,"aria-flowto",b.id),i._setAttribute(b,"x-ms-aria-flowfrom",a.id)}c.Namespace._moduleDefine(a,"WinJS.UI",{_VirtualizeContentsView:c.Namespace._lazy(function(){function a(b){for(var c,d=b.job._workItems;d.length&&!b.shouldYield;)(c=d.shift())();b.setWork(a),d.length||b.job.pause()}function q(b,c){var d=g.schedule(a,b,null,c);return d._workItems=[],d.addWork=function(a,b){b?this._workItems.unshift(a):this._workItems.push(a),this.resume()},d.clearWork=function(){this._workItems.length=0},d.dispose=function(){this.cancel(),this._workItems.length=0},d}function r(a){return a._zooming||a._pinching}function s(a,b){return a._isZombie()?e.wrap():r(a)?(+b!==b&&(b=v._waitForSeZoTimeoutDuration),e.timeout(v._waitForSeZoIntervalDuration).then(function(){return b-=v._waitForSeZoIntervalDuration,0>=b?!0:s(a,b)})):e.wrap()}function t(a){if("number"==typeof a){var b=a;a=function(){return{position:b,direction:"right"}}}return a}function u(){}var v=c.Class.define(function(a){this._listView=a,this._forceRelayout=!1,this.maxLeadingPages=d._isiOS?v._iOSMaxLeadingPages:v._defaultPagesToPrefetch,this.maxTrailingPages=d._isiOS?v._iOSMaxTrailingPages:v._defaultPagesToPrefetch,this.items=new o._ItemsContainer(a),this.firstIndexDisplayed=-1,this.lastIndexDisplayed=-1,this.begin=0,this.end=0,this._realizePass=1,this._firstLayoutPass=!0,this._runningAnimations=null,this._renderCompletePromise=e.wrap(),this._state=new w(this),this._createLayoutSignal(),this._createTreeBuildingSignal(),this._layoutWork=null,this._onscreenJob=q(g.Priority.aboveNormal,"on-screen items"),this._frontOffscreenJob=q(g.Priority.normal,"front off-screen items"),this._backOffscreenJob=q(g.Priority.belowNormal,"back off-screen items"),this._scrollbarPos=0,this._direction="right",this._scrollToFunctor=t(0)},{_dispose:function(){this.cleanUp(),this.items=null,this._renderCompletePromise&&this._renderCompletePromise.cancel(),this._renderCompletePromise=null,this._onscreenJob.dispose(),this._frontOffscreenJob.dispose(),this._backOffscreenJob.dispose()},_createItem:function(a,b,c,d){this._listView._writeProfilerMark("createItem("+a+") "+this._getBoundingRectString(a)+",info");var f=this;f._listView._itemsManager._itemFromItemPromiseThrottled(b).done(function(b){b?c(a,b,f._listView._itemsManager._recordFromElement(b)):d(a)},function(b){return d(a),e.wrapError(b)})},_addItem:function(a,b,c,d){if(this._realizePass===d){var e=this._listView._itemsManager._recordFromElement(c);delete this._pendingItemPromises[e.itemPromise.handle],this.items.setItemAt(b,{itemBox:null,container:null,element:c,detached:!0,itemsManagerRecord:e})}},lastItemIndex:function(){return this.containers?this.containers.length-1:-1},_setSkipRealizationForChange:function(a){a?this._realizationLevel!==v._realizationLevel.realize&&(this._realizationLevel=v._realizationLevel.skip):this._realizationLevel=v._realizationLevel.realize},_realizeItems:function(a,b,c,d,h,j,k,n,o,p){function q(a,b){C.push(e._cancelBlocker(b.renderComplete)),u(a)}function r(a,b){function c(a,b){a.updatedDraggableAttribute||!G._listView.itemsDraggable&&!G._listView.itemsReorderable||a.itemsManagerRecord.renderComplete.done(function(){G._realizePass===h&&(i.hasClass(b,l._nonDraggableClass)||(a.itemBox.draggable=!0),a.updatedDraggableAttribute=!0)})}if(G._listView._writeProfilerMark("_realizeItems_appendedItemsToDom,StartTM"),!G._listView._isZombie()){var d,e=0,f=-1,g=-1;for(d=a;b>=d;d++){var j=G.items.itemDataAt(d);if(j){var n=j.element,o=j.itemBox;o||(o=G._listView._itemBoxTemplate.cloneNode(!0),j.itemBox=o,o.appendChild(n),i.addClass(n,l._itemClass),G._listView._setupAriaSelectionObserver(n),G._listView._isSelected(d)&&m._ItemEventsHandler.renderSelection(o,n,!0,!0),G._listView._currentMode().renderDragSourceOnRealizedItem(d,o)),c(j,n);var p=G.getContainer(d);o.parentNode!==p&&(j.container=p,G._appendAndRestoreFocus(p,o),e++,0>f&&(f=d),g=d,G._listView._isSelected(d)&&i.addClass(p,l._selectedClass),i.removeClass(p,l._backdropClass),G.items.elementAvailable(d))}}G._listView._writeProfilerMark("_realizeItems_appendedItemsToDom,StopTM"),e>0&&(G._listView._writeProfilerMark("_realizeItems_appendedItemsToDom:"+e+" ("+f+"-"+g+"),info"),G._reportElementsLevel(k))}}function s(a,b,c,d){function e(a,b){var c=G.items.itemDataAt(a);if(c){var d=c.itemBox;return d&&d.parentNode?b?(i.addClass(d.parentNode,l._backdropClass),d.parentNode.removeChild(d),!0):!1:!0}return!0}if(!p){for(var f=!1;a>=c;)f=e(a,f),a--;for(f=!1;d>=b;)f=e(b,f),b++}}function t(a,b,c,d,f){function g(a){var b=G.items.itemDataAt(a);if(b){var d=b.itemsManagerRecord;d.readyComplete||G._realizePass!==h||c.addWork(function(){G._listView._isZombie()||d.pendingReady&&G._realizePass===h&&(G._listView._writeProfilerMark("pendingReady("+a+"),info"),d.pendingReady())},f)}}for(var i=[],j=a;b>=j;j++){var k=G.items.itemDataAt(j);k&&i.push(k.itemsManagerRecord.itemPromise)}e.join(i).then(function(){if("right"===d)for(var c=a;b>=c;c++)g(c);else for(var c=b;c>=a;c--)g(c)})}function u(a){if(G._realizePass===h){if(a>=n&&o>=a){if(0===--z){if(r(n,o),s(n,o,b,c),G._firstLayoutPass){t(n,o,G._frontOffscreenJob,"right"===k?"left":"right",!0);var d=g.schedulePromiseHigh(null,"WinJS.UI.ListView.entranceAnimation").then(function(){if(!G._listView._isZombie()){G._listView._writeProfilerMark("entranceAnimation,StartTM");var a=G._listView._animateListEntrance(!G._firstEntranceAnimated);return G._firstEntranceAnimated=!0,a}});G._runningAnimations=e.join([G._runningAnimations,d]),G._runningAnimations.done(function(){G._listView._writeProfilerMark("entranceAnimation,StopTM"),G._realizePass===h&&(G._runningAnimations=null,D.complete())}),G._firstLayoutPass=!1,G._listView._isCurrentZoomView&&g.requestDrain(G._onscreenJob.priority)}else t(n,o,G._frontOffscreenJob,k),D.complete();G._updateHeaders(G._listView._canvas,n,o+1).done(function(){E.complete()})}}else n>a?(--B,B%y===0&&r(b,n-1),B||(G._updateHeaders(G._listView._canvas,b,n).done(function(){"right"!==k&&F.complete()}),t(b,n-1,"right"!==k?G._frontOffscreenJob:G._backOffscreenJob,"left"))):a>o&&(--A,A%y===0&&r(o+1,c-1),A||(G._updateHeaders(G._listView._canvas,o+1,c).then(function(){"right"===k&&F.complete()}),t(o+1,c-1,"right"===k?G._frontOffscreenJob:G._backOffscreenJob,"right")));x--,0===x&&(G._renderCompletePromise=e.join(C).then(null,function(a){var b=Array.isArray(a)&&a.some(function(a){return a&&!(a instanceof Error&&"Canceled"===a.name)});return b?e.wrapError(a):void 0}),(G._headerRenderPromises||e.wrap()).done(function(){g.schedule(function(){G._listView._isZombie()?L.cancel():L.complete()},Math.min(G._onscreenJob.priority,G._backOffscreenJob.priority),null,"WinJS.UI.ListView._allItemsRealized")}))}}function v(b,c,d){if(G._realizePass===h){var c=d.element;G._addItem(a,b,c,h),q(b,d)}}var w="_realizeItems("+b+"-"+(c-1)+") visible("+n+"-"+o+")";this._listView._writeProfilerMark(w+",StartTM"),k=k||"right";var x=c-b,y=o-n+1,z=y,A=c-o-1,B=n-b,C=[],D=new f,E=new f,F=new f,G=this;if(x>0){var H=0,I=0,J=0;G.firstIndexDisplayed=n,G.lastIndexDisplayed=o;var K=G._listView._isCurrentZoomView;G._highPriorityRealize&&(G._firstLayoutPass||G._hasAnimationInViewportPending)?(G._highPriorityRealize=!1,G._onscreenJob.priority=g.Priority.high,G._frontOffscreenJob.priority=g.Priority.normal,G._backOffscreenJob.priority=g.Priority.belowNormal):G._highPriorityRealize?(G._highPriorityRealize=!1,G._onscreenJob.priority=g.Priority.high,G._frontOffscreenJob.priority=g.Priority.high-1,G._backOffscreenJob.priority=g.Priority.high-1):K?(G._onscreenJob.priority=g.Priority.aboveNormal,G._frontOffscreenJob.priority=g.Priority.normal,G._backOffscreenJob.priority=g.Priority.belowNormal):(G._onscreenJob.priority=g.Priority.belowNormal,G._frontOffscreenJob.priority=g.Priority.idle,G._backOffscreenJob.priority=g.Priority.idle);var L=new f,M=G._listView._versionManager.cancelOnNotification(L.promise),N=function(a,b){b.startStage1&&b.stage0.then(function(){G._realizePass===h&&b.startStage1&&a.addWork(b.startStage1)})},O=function(a,b){var c=G.items.itemDataAt(b);if(!c){var d=G._listView._itemsManager._itemPromiseAtIndex(b);G._pendingItemPromises[d.handle]=d,delete G._previousRealizationPendingItemPromises[d.handle],a.addWork(function(){if(!G._listView._isZombie()&&(H++,G._createItem(b,d,v,u),!G._listView._isZombie()&&G._realizePass===h&&d.handle)){var c=G._listView._itemsManager._recordFromHandle(d.handle);N(a,c)}})}},P=function(a,b,c){for(var d=b;c>=d;d++)O(a,d)},Q=function(a,b,c){for(var d=c;d>=b;d--)O(a,d)},R=function(a,b,c){for(var d=b;c>=d;d++){var e=G.items.itemDataAt(d);if(e){var f=e.itemsManagerRecord;q(d,f),I++,N(a,f)}}};this._previousRealizationPendingItemPromises=this._pendingItemPromises||{},this._pendingItemPromises={};var S;"left"===k?(Q(G._onscreenJob,n,o),Q(G._frontOffscreenJob,b,n-1),S=b>n-1):(P(G._onscreenJob,n,o),P(G._frontOffscreenJob,o+1,c-1),S=o+1>c-1);for(var T=0,U=Object.keys(this._previousRealizationPendingItemPromises),V=U.length;V>T;T++){var W=U[T];G._listView._itemsManager.releaseItemPromise(this._previousRealizationPendingItemPromises[W])}this._previousRealizationPendingItemPromises={},R(G._onscreenJob,n,o),"left"===k?R(G._frontOffscreenJob,b,n-1):R(G._frontOffscreenJob,o+1,c-1);var X=z===o-n+1;return G._firstLayoutPass?G._listView._canvas.style.opacity=0:X?G._listView._showProgressBar(G._listView._element,"50%","50%"):G._listView._hideProgressBar(),G._frontOffscreenJob.pause(),G._backOffscreenJob.pause(),E.promise.done(function(){G._frontOffscreenJob.resume(),S&&F.complete()},function(){L.cancel()}),F.promise.done(function(){G._listView._writeProfilerMark("frontItemsRealized,info"),"left"===k?(P(G._backOffscreenJob,o+1,c-1),R(G._backOffscreenJob,o+1,c-1)):(Q(G._backOffscreenJob,b,n-1),R(G._backOffscreenJob,b,n-1)),G._backOffscreenJob.resume()}),L.promise.done(function(){G._listView._versionManager.clearCancelOnNotification(M),G._listView._writeProfilerMark(w+" complete(created:"+H+" updated:"+I+"),info")},function(a){return G._listView._versionManager.clearCancelOnNotification(M),G._onscreenJob.clearWork(),G._frontOffscreenJob.clearWork(),G._backOffscreenJob.clearWork(),D.cancel(),E.cancel(),G._listView._writeProfilerMark(w+" canceled(created:"+H+" updated:"+I+" clean:"+J+"),info"),e.wrapError(a)}),G._listView._writeProfilerMark(w+",StopTM"),{viewportItemsRealized:E.promise,allItemsRealized:L.promise,loadingCompleted:e.join([L.promise,D.promise]).then(function(){for(var a=[],d=b;c>d;d++){var f=G.items.itemDataAt(d);f&&a.push(f.itemsManagerRecord.itemReadyPromise)}return e._cancelBlocker(e.join(a))})}}return G._listView._writeProfilerMark(w+",StopTM"),{viewportItemsRealized:e.wrap(),allItemsRealized:e.wrap(),loadingCompleted:e.wrap()}},_setAnimationInViewportState:function(a){if(this._hasAnimationInViewportPending=!1,a&&a.length>0)for(var b=this._listView._getViewportLength(),c=this._listView._layout.itemsFromRange(this._scrollbarPos,this._scrollbarPos+b-1),d=0,e=a.length;e>d;d++){var f=a[d];if(f.newIndex>=c.firstIndex&&f.newIndex<=c.lastIndex&&f.newIndex!==f.oldIndex){this._hasAnimationInViewportPending=!0;break}}},_addHeader:function(a,b){var c=this;return this._listView._groups.renderGroup(b).then(function(a){if(a){a.element.tabIndex=0;var d=c._getHeaderContainer(b);a.element.parentNode!==d&&(d.appendChild(a.element),i.addClass(a.element,l._headerClass)),c._listView._groups.setDomElement(b,a.element)}})},_updateHeaders:function(a,b,c){function d(b){var c=g._listView._groups.group(b);if(c&&!c.header){var d=c.headerPromise;return d||(d=c.headerPromise=g._addHeader(a,b),d.done(function(){c.headerPromise=null},function(){c.headerPromise=null})),d}return e.wrap()}function f(){g._headerRenderPromises=null}var g=this;this._listView._groups.removeElements();var h=this._listView._groups.groupFromItem(b),i=h,j=this._listView._groups.groupFromItem(c-1),k=[];if(null!==i)for(;j>=i;i++)k.push(d(i));return this._headerRenderPromises=e.join(k,this._headerRenderPromises).then(f,f),this._headerRenderPromises||e.wrap()},_unrealizeItem:function(a){var b,c=this._listView;this._listView._writeProfilerMark("_unrealizeItem("+a+"),info");var d=c._selection._getFocused();d.type===k.ObjectType.item&&d.index===a&&(c._unsetFocusOnItem(),b=!0);var e=this.items.itemDataAt(a),f=e.element,g=e.itemBox;g&&g.parentNode&&(i.removeClass(g.parentNode,l._selectedClass),i.removeClass(g.parentNode,l._footprintClass),i.addClass(g.parentNode,l._backdropClass),g.parentNode.removeChild(g)),e.container=null,c._currentMode().itemUnrealized&&c._currentMode().itemUnrealized(a,g),this.items.removeItem(a),e.removed||c._itemsManager.releaseItem(f),h._disposeElement(f),b&&c._setFocusOnItem(c._selection._getFocused())},_unrealizeGroup:function(a){var b,c=a.header,d=this._listView._selection._getFocused();d.type===k.ObjectType.groupHeader&&this._listView._groups.group(d.index)===a&&(this._listView._unsetFocusOnItem(),b=!0),c.parentNode&&c.parentNode.removeChild(c),h._disposeElement(c),a.header=null,a.left=-1,a.top=-1,b&&this._listView._setFocusOnItem(this._listView._selection._getFocused())},_unrealizeItems:function(a){var b=this,c=0;this.items.eachIndex(function(d){return d<b.begin||d>=b.end?(b._unrealizeItem(d),a&&++c>=a):void 0});var d=this._listView._groups,e=d.groupFromItem(this.begin);if(null!==e)for(var f=d.groupFromItem(this.end-1),g=0,h=d.length();h>g;g++){var i=d.group(g);(e>g||g>f)&&i.header&&this._unrealizeGroup(i)}},_unrealizeExcessiveItems:function(){var a=this.items.count(),b=this.end-this.begin,c=b+this._listView._maxDeferredItemCleanup;this._listView._writeProfilerMark("_unrealizeExcessiveItems realized("+a+") approved("+c+"),info"),a>c&&this._unrealizeItems(a-c)},_lazilyUnrealizeItems:function(){this._listView._writeProfilerMark("_lazilyUnrealizeItems,StartTM");var a=this;return s(this._listView).then(function(){function b(){a._listView._writeProfilerMark("_lazilyUnrealizeItems,StopTM")}if(a._listView._isZombie())return void b();var c=[];a.items.eachIndex(function(b){(b<a.begin||b>=a.end)&&c.push(b)}),a._listView._writeProfilerMark("_lazilyUnrealizeItems itemsToUnrealize("+c.length+"),info");var d=[],f=a._listView._groups,h=f.groupFromItem(a.begin);if(null!==h)for(var i=f.groupFromItem(a.end-1),j=0,k=f.length();k>j;j++){var l=f.group(j);(h>j||j>i)&&l.header&&d.push(l)}if(c.length||d.length){var m,n=new e(function(b){function e(f){if(!a._listView._isZombie()){for(var g=-1,h=-1,i=0,j=r(a._listView);c.length&&!j&&!f.shouldYield;){var k=c.shift();a._unrealizeItem(k),i++,0>g&&(g=k),h=k}for(a._listView._writeProfilerMark("unrealizeWorker removeItems:"+i+" ("+g+"-"+h+"),info");d.length&&!j&&!f.shouldYield;)a._unrealizeGroup(d.shift());c.length||d.length?j?f.setPromise(s(a._listView).then(function(){return e;
})):f.setWork(e):b()}}m=g.schedule(e,g.Priority.belowNormal,null,"WinJS.UI.ListView._lazilyUnrealizeItems")});return n.then(b,function(b){return m.cancel(),a._listView._writeProfilerMark("_lazilyUnrealizeItems canceled,info"),a._listView._writeProfilerMark("_lazilyUnrealizeItems,StopTM"),e.wrapError(b)})}return b(),e.wrap()})},_getBoundingRectString:function(a){var b;if(a>=0&&a<this.containers.length){var c=this._listView._layout._getItemPosition(a);c&&(b="["+c.left+"; "+c.top+"; "+c.width+"; "+c.height+" ]")}return b||""},_clearDeferTimeout:function(){this.deferTimeout&&(this.deferTimeout.cancel(),this.deferTimeout=null),-1!==this.deferredActionCancelToken&&(this._listView._versionManager.clearCancelOnNotification(this.deferredActionCancelToken),this.deferredActionCancelToken=-1)},_setupAria:function(a){function b(){d._listView._writeProfilerMark("aria work,StopTM")}function c(a){var b=d._listView._groups,c=b.group(a+1);return c?Math.min(c.startIndex-1,d.end-1):d.end-1}if(!this._listView._isZombie()){var d=this;return this._listView._createAriaMarkers(),this._listView._itemsCount().then(function(f){if(!(f>0&&-1!==d.firstIndexDisplayed&&-1!==d.lastIndexDisplayed))return e.wrap();d._listView._writeProfilerMark("aria work,StartTM");var h,j,k,l,m,n,o=d._listView._ariaStartMarker,q=d._listView._ariaEndMarker,t=d.begin,u=d.items.itemAt(d.begin);return u?(i._ensureId(u),d._listView._groupsEnabled()?(j=d._listView._groups,k=l=j.groupFromItem(d.begin),m=j.group(l),n=c(l),i._ensureId(m.header),i._setAttribute(m.header,"role",d._listView._headerRole),i._setAttribute(m.header,"x-ms-aria-flowfrom",o.id),p(m.header,u),i._setAttribute(m.header,"tabindex",d._listView._tabIndex)):i._setAttribute(u,"x-ms-aria-flowfrom",o.id),new e(function(e){var o=a;h=g.schedule(function v(a){if(d._listView._isZombie())return void b();for(;t<d.end;t++){if(!o&&r(d._listView))return void a.setPromise(s(d._listView).then(function(a){return o=a,v}));if(a.shouldYield)return void a.setWork(v);u=d.items.itemAt(t);var g=d.items.itemAt(t+1);if(g&&i._ensureId(g),i._setAttribute(u,"role",d._listView._itemRole),i._setAttribute(u,"aria-setsize",f),i._setAttribute(u,"aria-posinset",t+1),i._setAttribute(u,"tabindex",d._listView._tabIndex),d._listView._groupsEnabled())if(t!==n&&g)p(u,g);else{var h=j.group(l+1);h&&h.header&&g?(i._setAttribute(h.header,"tabindex",d._listView._tabIndex),i._setAttribute(h.header,"role",d._listView._headerRole),i._ensureId(h.header),p(u,h.header),p(h.header,g)):i._setAttribute(u,"aria-flowto",q.id),l++,m=h,n=c(l)}else g?p(u,g):i._setAttribute(u,"aria-flowto",q.id);if(!g)break}d._listView._fireAccessibilityAnnotationCompleteEvent(d.begin,t,k,l-1),b(),e()},g.Priority.belowNormal,null,"WinJS.UI.ListView._setupAria")},function(){h.cancel(),b()})):void b()})}},_setupDeferredActions:function(){function a(){b._listView._isZombie()||(b.deferTimeout=null,b._listView._versionManager.clearCancelOnNotification(b.deferredActionCancelToken),b.deferredActionCancelToken=-1)}this._listView._writeProfilerMark("_setupDeferredActions,StartTM");var b=this;this._clearDeferTimeout(),this.deferTimeout=this._lazilyRemoveRedundantItemsBlocks().then(function(){return e.timeout(l._DEFERRED_ACTION)}).then(function(){return s(b._listView)}).then(function(a){return b._setupAria(a)}).then(a,function(b){return a(),e.wrapError(b)}),this.deferredActionCancelToken=this._listView._versionManager.cancelOnNotification(this.deferTimeout),this._listView._writeProfilerMark("_setupDeferredActions,StopTM")},_updateAriaMarkers:function(a,b,c){function d(){return f.items.itemAt(b)}function e(){for(var a=c;a>=b;a--)if(f.items.itemAt(a))return f.items.itemAt(a);return null}var f=this;if(!this._listView._isZombie()){this._listView._createAriaMarkers();var g,h,j=this._listView._ariaStartMarker,k=this._listView._ariaEndMarker;if(-1!==b&&-1!==c&&c>=b&&(g=d(),h=e()),!a&&g&&h){if(i._ensureId(g),i._ensureId(h),this._listView._groupsEnabled()){var l=this._listView._groups,m=l.group(l.groupFromItem(b));m.header&&(i._ensureId(m.header),b===m.startIndex?i._setAttribute(j,"aria-flowto",m.header.id):i._setAttribute(j,"aria-flowto",g.id))}else i._setAttribute(j,"aria-flowto",g.id);i._setAttribute(k,"x-ms-aria-flowfrom",h.id)}else p(j,k),this._listView._fireAccessibilityAnnotationCompleteEvent(-1,-1)}},updateAriaForAnnouncement:function(a,b){if(a!==this._listView.header&&a!==this._listView.footer){var c=-1,d=k.ObjectType.item;i.hasClass(a,l._headerClass)?(c=this._listView._groups.index(a),d=k.ObjectType.groupHeader,i._setAttribute(a,"role",this._listView._headerRole),i._setAttribute(a,"tabindex",this._listView._tabIndex)):(c=this.items.index(a),i._setAttribute(a,"aria-setsize",b),i._setAttribute(a,"aria-posinset",c+1),i._setAttribute(a,"role",this._listView._itemRole),i._setAttribute(a,"tabindex",this._listView._tabIndex)),d===k.ObjectType.groupHeader?this._listView._fireAccessibilityAnnotationCompleteEvent(-1,-1,c,c):this._listView._fireAccessibilityAnnotationCompleteEvent(c,c,-1,-1)}},_reportElementsLevel:function(a){function b(a,b){for(var c=0,e=a;b>=e;e++){var f=d.itemDataAt(e);f&&f.container&&c++}return c}var c,d=this.items;c="right"===a?Math.floor(100*b(this.firstIndexDisplayed,this.end-1)/(this.end-this.firstIndexDisplayed)):Math.floor(100*b(this.begin,this.lastIndexDisplayed)/(this.lastIndexDisplayed-this.begin+1)),this._listView._writeProfilerMark("elementsLevel level("+c+"),info")},_createHeaderContainer:function(a){return this._createSurfaceChild(l._headerContainerClass,a)},_createItemsContainer:function(a){var c=this._createSurfaceChild(l._itemsContainerClass,a),d=b.document.createElement("div");return d.className=l._padderClass,c.appendChild(d),c},_ensureContainerInDOM:function(a){var b=this.containers[a];return b&&!this._listView._canvas.contains(b)?(this._forceItemsBlocksInDOM(a,a+1),!0):!1},_ensureItemsBlocksInDOM:function(a,b){if(this._expandedRange){var c=this._expandedRange.first.index,d=this._expandedRange.last.index+1;c>=a&&b>c?b=Math.max(b,d):d>a&&b>=d&&(a=Math.min(a,c))}this._forceItemsBlocksInDOM(a,b)},_removeRedundantItemsBlocks:function(){-1!==this.begin&&-1!==this.end&&this._forceItemsBlocksInDOM(this.begin,this.end)},_lazilyRemoveRedundantItemsBlocks:function(){this._listView._writeProfilerMark("_lazilyRemoveRedundantItemsBlocks,StartTM");var a=this;return s(this._listView).then(function(){function b(){a._listView._writeProfilerMark("_lazilyRemoveRedundantItemsBlocks,StopTM")}if(a._listView._isZombie())return void b();if(a._expandedRange&&-1!==a.begin&&-1!==a.end&&(a._expandedRange.first.index<a.begin||a._expandedRange.last.index+1>a.end)){var c,d=new e(function(b){function d(c){if(!a._listView._isZombie()){for(var e=r(a._listView);a._expandedRange.first.index<a.begin&&!e&&!c.shouldYield;){var f=Math.min(a.begin,a._expandedRange.first.index+a._blockSize*v._blocksToRelease);a._forceItemsBlocksInDOM(f,a.end)}for(;a._expandedRange.last.index+1>a.end&&!e&&!c.shouldYield;){var g=Math.max(a.end,a._expandedRange.last.index-a._blockSize*v._blocksToRelease);a._forceItemsBlocksInDOM(a.begin,g)}a._expandedRange.first.index<a.begin||a._expandedRange.last.index+1>a.end?e?c.setPromise(s(a._listView).then(function(){return d})):c.setWork(d):b()}}c=g.schedule(d,g.Priority.belowNormal,null,"WinJS.UI.ListView._lazilyRemoveRedundantItemsBlocks")});return d.then(b,function(b){return c.cancel(),a._listView._writeProfilerMark("_lazilyRemoveRedundantItemsBlocks canceled,info"),a._listView._writeProfilerMark("_lazilyRemoveRedundantItemsBlocks,StopTM"),e.wrapError(b)})}return b(),e.wrap()})},_forceItemsBlocksInDOM:function(a,b){function c(a,b){var c=a.element.firstElementChild;c.style[q]=b}function d(a){for(var b=0;b<n.tree.length;b++)for(var c=n.tree[b].itemsContainer,d=0,e=c.itemsBlocks.length;e>d;d++)if(a(c,c.itemsBlocks[d]))return}function e(a){n._listView._writeProfilerMark("_itemsBlockExtent,StartTM"),n._listView._itemsBlockExtent=i[n._listView._horizontal()?"getTotalWidth":"getTotalHeight"](a.element),n._listView._writeProfilerMark("_itemsBlockExtent("+n._listView._itemsBlockExtent+"),info"),n._listView._writeProfilerMark("_itemsBlockExtent,StopTM")}function f(){return-1===n._listView._itemsBlockExtent&&d(function(a,b){return b.items.length===n._blockSize&&b.element.parentNode===a.element?(e(b),!0):!1}),-1===n._listView._itemsBlockExtent&&d(function(a,b){return b.items.length===n._blockSize?(a.element.appendChild(b.element),e(b),a.element.removeChild(b.element),!0):!1}),n._listView._itemsBlockExtent}function g(a,b,c){function d(b){var c=a.itemsBlocks[b];c&&c.element.parentNode===a.element&&(a.element.removeChild(c.element),p++)}if(Array.isArray(b))b.forEach(d);else for(var e=b;c>e;e++)d(e)}function h(a,b,c){for(var d=a.element.firstElementChild,e=d,f=b;c>f;f++){var g=a.itemsBlocks[f];g&&(g.element.parentNode!==a.element&&(a.element.insertBefore(g.element,e.nextElementSibling),o++),e=g.element)}}function j(a){if(a<n.tree.length){n._listView._writeProfilerMark("collapseGroup("+a+"),info");var b=n.tree[a].itemsContainer;g(b,0,b.itemsBlocks.length),c(b,"")}}function k(a){if(a<n.tree.length){n._listView._writeProfilerMark("expandGroup("+a+"),info");var b=n.tree[a].itemsContainer;h(b,0,b.itemsBlocks.length),c(b,"")}}function l(a,b){function c(a,b){for(var c=[],d=a;b>=d;d++)c.push(d);return c}var d=b[0],e=b[1],f=a[0],g=a[1];return f>e||d>g?c(f,g):d>f&&g>e?c(f,d-1).concat(c(e+1,g)):d>f?c(f,d-1):g>e?c(e+1,g):null}if(this._blockSize){var m="_forceItemsBlocksInDOM begin("+a+") end("+b+"),";this._listView._writeProfilerMark(m+"StartTM");var n=this,o=0,p=0,q="padding"+(this._listView._horizontal()?"Left":"Top"),r=this._listView._groups.groupFromItem(a),s=this._listView._groups.groupFromItem(b-1),t=this._listView._groups.group(r),u=n.tree[r].itemsContainer,v=Math.floor((a-t.startIndex)/this._blockSize),w=this._listView._groups.group(s),x=n.tree[s].itemsContainer,y=Math.floor((b-1-w.startIndex)/this._blockSize);v&&-1===n._listView._itemsBlockExtent&&d(function(a,b){return b.items.length===n._blockSize&&b.element.parentNode===a.element?(e(b),!0):!1});var z=this._expandedRange?l([this._expandedRange.first.groupIndex,this._expandedRange.last.groupIndex],[r,s]):null;if(z&&z.forEach(j),this._expandedRange&&this._expandedRange.first.groupKey===t.key){var A=l([this._expandedRange.first.block,Number.MAX_VALUE],[v,Number.MAX_VALUE]);A&&g(u,A)}else this._expandedRange&&r>=this._expandedRange.first.groupIndex&&r<=this._expandedRange.last.groupIndex&&g(u,0,v);if(r!==s?(h(u,v,u.itemsBlocks.length),h(x,0,y+1)):h(u,v,y+1),this._expandedRange&&this._expandedRange.last.groupKey===w.key){var A=l([0,this._expandedRange.last.block],[0,y]);A&&g(x,A)}else this._expandedRange&&s>=this._expandedRange.first.groupIndex&&s<=this._expandedRange.last.groupIndex&&g(x,y+1,x.itemsBlocks.length);c(u,v?v*f()+"px":""),r!==s&&c(x,"");for(var B=r+1;s>B;B++)k(B);this._expandedRange={first:{index:a,groupIndex:r,groupKey:t.key,block:v},last:{index:b-1,groupIndex:s,groupKey:w.key,block:y}},this._listView._writeProfilerMark("_forceItemsBlocksInDOM groups("+r+"-"+s+") blocks("+v+"-"+y+") added("+o+") removed("+p+"),info"),this._listView._writeProfilerMark(m+"StopTM")}},_realizePageImpl:function(){var a=this,b="realizePage(scrollPosition:"+this._scrollbarPos+" forceLayout:"+this._forceRelayout+")";return this._listView._writeProfilerMark(b+",StartTM"),this._listView._versionManager.locked?(this._listView._versionManager.unlocked.done(function(){a._listView._isZombie()||a._listView._batchViewUpdates(l._ViewChange.realize,l._ScrollToPriority.low,a._listView.scrollPosition)}),this._listView._writeProfilerMark(b+",StopTM"),e.cancel):new e(function(c){function d(){c(),k.complete()}function g(){a._listView._hideProgressBar(),a._state.setLoadingState(a._listView._LoadingState.viewPortLoaded),a._executeAnimations&&a._setState(F,k.promise)}function h(b){a._updateAriaMarkers(0===b,a.firstIndexDisplayed,a.lastIndexDisplayed),a._state.setLoadingState&&a._state.setLoadingState(a._listView._LoadingState.itemsLoaded)}function j(b){a._listView._clearInsertedItems(),a._listView._groups.removeElements(),g(),h(b),d()}var k=new f;a._state.setLoadingState(a._listView._LoadingState.itemsLoading),a._firstLayoutPass&&a._listView._showProgressBar(a._listView._element,"50%","50%");var l=a.containers.length;if(l){var m,n,o=a.maxLeadingPages,p=a.maxTrailingPages,q=a._listView._getViewportLength();if(a._listView._zooming)m=n=0;else if(v._disableCustomPagesPrefetch)m=n=v._defaultPagesToPrefetch;else{m="left"===a._direction?o:p;var r=Math.max(0,m-a._scrollbarPos/q);n=Math.min(o,r+("right"===a._direction?o:p))}var s=Math.max(0,a._scrollbarPos-m*q),t=a._scrollbarPos+(1+n)*q,u=a._listView._layout.itemsFromRange(s,t-1);if((u.firstIndex<0||u.firstIndex>=l)&&(u.lastIndex<0||u.lastIndex>=l))a.begin=-1,a.end=-1,a.firstIndexDisplayed=-1,a.lastIndexDisplayed=-1,j(l);else{var w=i._clamp(u.firstIndex,0,l-1),x=i._clamp(u.lastIndex+1,0,l),y=a._listView._layout.itemsFromRange(a._scrollbarPos,a._scrollbarPos+q-1),z=i._clamp(y.firstIndex,0,l-1),A=i._clamp(y.lastIndex,0,l-1);if(a._realizationLevel!==v._realizationLevel.skip||a.lastRealizePass||z!==a.firstIndexDisplayed||A!==a.lastIndexDisplayed)if((a._forceRelayout||w!==a.begin||x!==a.end||z!==a.firstIndexDisplayed||A!==a.lastIndexDisplayed)&&x>w&&t>s){a._listView._writeProfilerMark("realizePage currentInView("+z+"-"+A+") previousInView("+a.firstIndexDisplayed+"-"+a.lastIndexDisplayed+") change("+(z-a.firstIndexDisplayed)+"),info"),a._cancelRealize();var B=a._realizePass;a.begin=w,a.end=x,a.firstIndexDisplayed=z,a.lastIndexDisplayed=A,a.deletesWithoutRealize=0,a._ensureItemsBlocksInDOM(a.begin,a.end);var C=a._realizeItems(a._listView._itemCanvas,a.begin,a.end,l,B,a._scrollbarPos,a._direction,z,A,a._forceRelayout);a._forceRelayout=!1;var D=C.viewportItemsRealized.then(function(){return g(),C.allItemsRealized}).then(function(){return a._realizePass===B?a._updateHeaders(a._listView._canvas,a.begin,a.end).then(function(){h(l)}):void 0}).then(function(){return C.loadingCompleted}).then(function(){a._unrealizeExcessiveItems(),a.lastRealizePass=null,d()},function(b){return a._realizePass===B&&(a.lastRealizePass=null,a.begin=-1,a.end=-1),e.wrapError(b)});a.lastRealizePass=e.join([C.viewportItemsRealized,C.allItemsRealized,C.loadingCompleted,D]),a._unrealizeExcessiveItems()}else a.lastRealizePass?a.lastRealizePass.then(d):j(l);else a.begin=w,a.end=w+Object.keys(a.items._itemData).length,a._updateHeaders(a._listView._canvas,a.begin,a.end).done(function(){a.lastRealizePass=null,j(l)})}}else a.begin=-1,a.end=-1,a.firstIndexDisplayed=-1,a.lastIndexDisplayed=-1,j(l);a._reportElementsLevel(a._direction),a._listView._writeProfilerMark(b+",StopTM")})},realizePage:function(a,b,c,d){this._scrollToFunctor=t(a),this._forceRelayout=this._forceRelayout||b,this._scrollEndPromise=c,this._listView._writeProfilerMark(this._state.name+"_realizePage,info"),this._state.realizePage(d||A)},onScroll:function(a,b){this.realizePage(a,!1,b,C)},reload:function(a,b){this._listView._isZombie()||(this._scrollToFunctor=t(a),this._forceRelayout=!0,this._highPriorityRealize=!!b,this.stopWork(!0),this._listView._writeProfilerMark(this._state.name+"_rebuildTree,info"),this._state.rebuildTree())},refresh:function(a){this._listView._isZombie()||(this._scrollToFunctor=t(a),this._forceRelayout=!0,this._highPriorityRealize=!0,this.stopWork(),this._listView._writeProfilerMark(this._state.name+"_relayout,info"),this._state.relayout())},waitForValidScrollPosition:function(a){var b=this,c=this._listView._viewport[this._listView._scrollLength]-this._listView._getViewportLength();return a>c?b._listView._itemsCount().then(function(c){return b.containers.length<c?e._cancelBlocker(b._creatingContainersWork&&b._creatingContainersWork.promise).then(function(){return b._getLayoutCompleted()}).then(function(){return a}):a}):e.wrap(a)},waitForEntityPosition:function(a){var b=this;return a.type===k.ObjectType.header||a.type===k.ObjectType.footer?e.wrap():(this._listView._writeProfilerMark(this._state.name+"_waitForEntityPosition("+a.type+": "+a.index+"),info"),e._cancelBlocker(this._state.waitForEntityPosition(a).then(function(){return a.type!==k.ObjectType.groupHeader&&a.index>=b.containers.length||a.type===k.ObjectType.groupHeader&&b._listView._groups.group(a.index).startIndex>=b.containers.length?b._creatingContainersWork&&b._creatingContainersWork.promise:void 0}).then(function(){return b._getLayoutCompleted()})))},stopWork:function(a){this._listView._writeProfilerMark(this._state.name+"_stop,info"),this._state.stop(a),this._layoutWork&&this._layoutWork.cancel(),a&&this._creatingContainersWork&&this._creatingContainersWork.cancel(),a&&(this._state=new w(this))},_cancelRealize:function(){this._listView._writeProfilerMark("_cancelRealize,StartTM"),(this.lastRealizePass||this.deferTimeout)&&(this._forceRelayout=!0),this._clearDeferTimeout(),this._realizePass++,this._headerRenderPromises&&(this._headerRenderPromises.cancel(),this._headerRenderPromises=null);var a=this.lastRealizePass;a&&(this.lastRealizePass=null,this.begin=-1,this.end=-1,a.cancel()),this._listView._writeProfilerMark("_cancelRealize,StopTM")},resetItems:function(a){if(!this._listView._isZombie()){this.firstIndexDisplayed=-1,this.lastIndexDisplayed=-1,this._runningAnimations=null,this._executeAnimations=!1;var b=this._listView;this._firstLayoutPass=!0,b._unsetFocusOnItem(),b._currentMode().onDataChanged&&b._currentMode().onDataChanged(),this.items.each(function(c,d){a&&d.parentNode&&d.parentNode.parentNode&&d.parentNode.parentNode.removeChild(d.parentNode),b._itemsManager.releaseItem(d),h._disposeElement(d)}),this.items.removeItems(),this._deferredReparenting=[],a&&b._groups.removeElements(),b._clearInsertedItems()}},reset:function(){if(this.stopWork(!0),this._state=new w(this),this.resetItems(),!this._listView._isZombie()){var a=this._listView;a._groups.resetGroups(),a._resetCanvas(),this.tree=null,this.keyToGroupIndex=null,this.containers=null,this._expandedRange=null}},cleanUp:function(){this.stopWork(!0),this._runningAnimations&&this._runningAnimations.cancel();var a=this._listView._itemsManager;this.items.each(function(b,c){a.releaseItem(c),h._disposeElement(c)}),this._listView._unsetFocusOnItem(),this.items.removeItems(),this._deferredReparenting=[],this._listView._groups.resetGroups(),this._listView._resetCanvas(),this.tree=null,this.keyToGroupIndex=null,this.containers=null,this._expandedRange=null,this.destroyed=!0},getContainer:function(a){return this.containers[a]},_getHeaderContainer:function(a){return this.tree[a].header},_getGroups:function(a){if(this._listView._groupDataSource){var b=this._listView._groups.groups,c=[];if(a)for(var d=0,e=b.length;e>d;d++){var f=b[d],g=e>d+1?b[d+1].startIndex:a;c.push({key:f.key,size:g-f.startIndex})}return c}return[{key:"-1",size:a}]},_createChunk:function(a,b,c){function d(a,b){var d=a.element.children,e=d.length,g=Math.min(b-a.items.length,c);j.insertAdjacentHTMLUnsafe(a.element,"beforeend",n._repeat("<div class='win-container win-backdrop'></div>",g));for(var h=0;g>h;h++){var i=d[e+h];a.items.push(i),f.containers.push(i)}}function e(a){var b={header:f._listView._groupDataSource?f._createHeaderContainer():null,itemsContainer:{element:f._createItemsContainer(),items:[]}};f.tree.push(b),f.keyToGroupIndex[a.key]=f.tree.length-1,d(b.itemsContainer,a.size)}var f=this;if(this._listView._writeProfilerMark("createChunk,StartTM"),this.tree.length&&this.tree.length<=a.length){var g=this.tree[this.tree.length-1],h=a[this.tree.length-1].size;if(g.itemsContainer.items.length<h)return d(g.itemsContainer,h),void this._listView._writeProfilerMark("createChunk,StopTM")}this.tree.length<a.length&&e(a[this.tree.length]),this._listView._writeProfilerMark("createChunk,StopTM")},_createChunkWithBlocks:function(a,c,d,e){function f(a,c){var f,g=a.itemsBlocks.length?a.itemsBlocks[a.itemsBlocks.length-1]:null;if(c=Math.min(c,e),g&&g.items.length<d){var i=Math.min(c,d-g.items.length),k=g.items.length,f=(a.itemsBlocks.length-1)*d+k,l=n._stripedContainers(i,f);j.insertAdjacentHTMLUnsafe(g.element,"beforeend",l),w=g.element.children;for(var m=0;i>m;m++){var o=w[k+m];g.items.push(o),h.containers.push(o)}c-=i}f=a.itemsBlocks.length*d;var p=Math.floor(c/d),q="",r=f,s=f+d;if(p>0){var t=["<div class='win-itemsblock'>"+n._stripedContainers(d,r)+"</div>","<div class='win-itemsblock'>"+n._stripedContainers(d,s)+"</div>"];q=n._repeat(t,p),f+=p*d}var u=c%d;u>0&&(q+="<div class='win-itemsblock'>"+n._stripedContainers(u,f)+"</div>",f+=u,p++);var v=b.document.createElement("div");j.setInnerHTMLUnsafe(v,q);for(var w=v.children,x=0;p>x;x++){var y=w[x],z={element:y,items:n._nodeListToArray(y.children)};a.itemsBlocks.push(z);for(var A=0;A<z.items.length;A++)h.containers.push(z.items[A])}}function g(a){var b={header:h._listView._groupDataSource?h._createHeaderContainer():null,itemsContainer:{element:h._createItemsContainer(),itemsBlocks:[]}};h.tree.push(b),h.keyToGroupIndex[a.key]=h.tree.length-1,f(b.itemsContainer,a.size)}var h=this;if(this._listView._writeProfilerMark("createChunk,StartTM"),this.tree.length&&this.tree.length<=a.length){var i=this.tree[this.tree.length-1].itemsContainer,k=a[this.tree.length-1].size,l=0;if(i.itemsBlocks.length&&(l=(i.itemsBlocks.length-1)*d+i.itemsBlocks[i.itemsBlocks.length-1].items.length),k>l)return f(i,k-l),void this._listView._writeProfilerMark("createChunk,StopTM")}this.tree.length<a.length&&g(a[this.tree.length]),this._listView._writeProfilerMark("createChunk,StopTM")},_generateCreateContainersWorker:function(){var a=this,b=0,c=!1;return function e(f){a._listView._versionManager.locked?f.setPromise(a._listView._versionManager.unlocked.then(function(){return e})):a._listView._itemsCount().then(function(g){var h=!c&&r(a._listView);if(h)f.setPromise(s(a._listView).then(function(a){return c=a,e}));else{if(a._listView._isZombie())return;c=!1;var i=d._now()+v._createContainersJobTimeslice,j=a._getGroups(g),k=a.containers.length,l=a.end===a.containers.length,m=v._chunkSize;do a._blockSize?a._createChunkWithBlocks(j,g,a._blockSize,m):a._createChunk(j,g,m),b++;while(a.containers.length<g&&d._now()<i);a._listView._writeProfilerMark("createContainers yields containers("+a.containers.length+"),info"),a._listView._affectedRange.add({start:k,end:a.containers.length},g),l?(a.stopWork(),a._listView._writeProfilerMark(a._state.name+"_relayout,info"),a._state.relayout()):(a._listView._writeProfilerMark(a._state.name+"_layoutNewContainers,info"),a._state.layoutNewContainers()),a.containers.length<g?f.setWork(e):(a._listView._writeProfilerMark("createContainers completed steps("+b+"),info"),a._creatingContainersWork.complete())}})}},_scheduleLazyTreeCreation:function(){return g.schedule(this._generateCreateContainersWorker(),g.Priority.idle,this,"WinJS.UI.ListView.LazyTreeCreation")},_createContainers:function(){this.tree=null,this.keyToGroupIndex=null,this.containers=null,this._expandedRange=null;var a,b=this;return this._listView._itemsCount().then(function(c){return 0===c&&b._listView._hideProgressBar(),a=c,b._listView._writeProfilerMark("createContainers("+a+"),StartTM"),b._listView._groupDataSource?b._listView._groups.initialize():void 0}).then(function(){return b._listView._writeProfilerMark("numberOfItemsPerItemsBlock,StartTM"),a&&b._listView._groups.length()?b._listView._layout.numberOfItemsPerItemsBlock:null}).then(function(c){b._listView._writeProfilerMark("numberOfItemsPerItemsBlock("+c+"),info"),b._listView._writeProfilerMark("numberOfItemsPerItemsBlock,StopTM"),b._listView._resetCanvas(),b.tree=[],b.keyToGroupIndex={},b.containers=[],b._blockSize=c;var e,f=b._getGroups(a),g=d._now()+v._maxTimePerCreateContainers,h=Math.min(v._startupChunkSize,v._chunkSize);do e=c?b._createChunkWithBlocks(f,a,c,h):b._createChunk(f,a,h);while(d._now()<g&&b.containers.length<a&&!e);if(b._listView._writeProfilerMark("createContainers created("+b.containers.length+"),info"),b._listView._affectedRange.add({start:0,end:b.containers.length},a),b.containers.length<a){var i=b._scheduleLazyTreeCreation();b._creatingContainersWork.promise.done(null,function(){i.cancel()})}else b._listView._writeProfilerMark("createContainers completed synchronously,info"),b._creatingContainersWork.complete();b._listView._writeProfilerMark("createContainers("+a+"),StopTM")})},_updateItemsBlocks:function(a){function c(){var a=b.document.createElement("div");return a.className=l._itemsBlockClass,a}function d(b,d){function g(){b.itemsBlocks=null,b.items=[];for(var a=0;k>a;a++){var c=e.containers[d+a];b.element.appendChild(c),b.items.push(c)}}function h(){b.itemsBlocks=[{element:j.length?j.shift():c(),items:[]}];for(var f=b.itemsBlocks[0],g=0;k>g;g++){if(f.items.length===a){var h=j.length?j.shift():c();b.itemsBlocks.push({element:h,items:[]}),f=b.itemsBlocks[b.itemsBlocks.length-1]}var i=e.containers[d+g];f.element.appendChild(i),f.items.push(i)}b.items=null}var i,j=[],k=0,l=b.itemsBlocks;if(l)for(i=0;i<l.length;i++)k+=l[i].items.length,j.push(l[i].element);else k=b.items.length;for(f?h():g(),i=0;i<j.length;i++){var m=j[i];m.parentNode===b.element&&b.element.removeChild(m)}return k}for(var e=this,f=!!a,g=0,h=0;g<this.tree.length;g++)h+=d(this.tree[g].itemsContainer,h);e._blockSize=a},_layoutItems:function(){var a=this;return this._listView._itemsCount().then(function(){return e.as(a._listView._layout.numberOfItemsPerItemsBlock).then(function(b){a._listView._writeProfilerMark("numberOfItemsPerItemsBlock("+b+"),info"),b!==a._blockSize&&(a._updateItemsBlocks(b),a._listView._itemsBlockExtent=-1);var c,d=a._listView._affectedRange.get();return d&&(c={firstIndex:Math.max(d.start-1,0),lastIndex:Math.min(a.containers.length-1,d.end)},c.firstIndex<a.containers.length||0===a.containers.length)?a._listView._layout.layout(a.tree,c,a._modifiedElements||[],a._modifiedGroups||[]):(a._listView._affectedRange.clear(),{realizedRangeComplete:e.wrap(),layoutComplete:e.wrap()})})})},updateTree:function(a,b,c){return this._listView._writeProfilerMark(this._state.name+"_updateTree,info"),this._state.updateTree(a,b,c)},_updateTreeImpl:function(a,c,d,e){function f(a){for(var b=0,c=a.length;c>b;b++){var d=a[b];d.parentNode.removeChild(d)}}if(this._executeAnimations=!0,this._modifiedElements=d,!d.handled){d.handled=!0,this._listView._writeProfilerMark("_updateTreeImpl,StartTM");var g,h=this;e||this._unrealizeItems();for(var g=0,j=d.length;j>g;g++)d[g]._itemBox&&d[g]._itemBox.parentNode&&i.removeClass(d[g]._itemBox.parentNode,l._selectedClass);this.items.each(function(a,b,c){c.container&&i.removeClass(c.container,l._selectedClass),c.container&&i.addClass(c.container,l._backdropClass)});var k=this._listView._updateContainers(this._getGroups(a),a,c,d);f(k.removedHeaders),f(k.removedItemsContainers);for(var g=0,j=d.length;j>g;g++){var n=d[g];if(-1!==n.newIndex){if(n.element=this.getContainer(n.newIndex),!n.element)throw"Container missing after updateContainers."}else i.removeClass(n.element,l._backdropClass)}var o=b.document.activeElement;this._listView._canvas.contains(o)&&(this._requireFocusRestore=o),this._deferredReparenting=[],this.items.each(function(a,b,c){var d=h.getContainer(a),e=c.itemBox;e&&d&&(c.container=d,e.parentNode!==d&&(a>=h.firstIndexDisplayed&&a<=h.lastIndexDisplayed?h._appendAndRestoreFocus(d,e):h._deferredReparenting.push({itemBox:e,container:d})),i.removeClass(d,l._backdropClass),i[h._listView.selection._isIncluded(a)?"addClass":"removeClass"](d,l._selectedClass),!h._listView.selection._isIncluded(a)&&i.hasClass(e,l._selectedClass)&&m._ItemEventsHandler.renderSelection(e,c.element,!1,!0))}),this._listView._writeProfilerMark("_updateTreeImpl,StopTM")}},_completeUpdateTree:function(){if(this._deferredReparenting){var a=this._deferredReparenting.length;if(a>0){var b="_completeReparenting("+a+")";this._listView._writeProfilerMark(b+",StartTM");for(var c,d=0;a>d;d++)c=this._deferredReparenting[d],this._appendAndRestoreFocus(c.container,c.itemBox);this._deferredReparenting=[],this._listView._writeProfilerMark(b+",StopTM")}}this._requireFocusRestore=null},_appendAndRestoreFocus:function(a,c){if(c.parentNode!==a){var d;if(this._requireFocusRestore&&(d=b.document.activeElement),this._requireFocusRestore&&this._requireFocusRestore===d&&(a.contains(d)||c.contains(d))&&(this._listView._unsetFocusOnItem(),d=b.document.activeElement),i.empty(a),a.appendChild(c),this._requireFocusRestore&&d===this._listView._keyboardEventsHelper){var e=this._listView._selection._getFocused();e.type===k.ObjectType.item&&this.items.itemBoxAt(e.index)===c&&(i._setActive(this._requireFocusRestore),this._requireFocusRestore=null)}}},_startAnimations:function(){this._listView._writeProfilerMark("startAnimations,StartTM");var a=this;this._hasAnimationInViewportPending=!1;var b=e.as(this._listView._layout.executeAnimations()).then(function(){a._listView._writeProfilerMark("startAnimations,StopTM")});return b},_setState:function(a,b){if(!this._listView._isZombie()){var c=this._state.name;this._state=new a(this,b),this._listView._writeProfilerMark(this._state.name+"_enter from("+c+"),info"),this._state.enter()}},getAdjacent:function(a,b){var c=this;return this.waitForEntityPosition(a).then(function(){return c._listView._layout.getAdjacent(a,b)})},hitTest:function(a,b){if(this._realizedRangeLaidOut)return{index:-1,insertAfterIndex:-1};var c=this._listView._layout.hitTest(a,b);return c.index=i._clamp(c.index,-1,this._listView._cachedCount-1,0),c.insertAfterIndex=i._clamp(c.insertAfterIndex,-1,this._listView._cachedCount-1,0),c},_createTreeBuildingSignal:function(){if(!this._creatingContainersWork){this._creatingContainersWork=new f;var a=this;this._creatingContainersWork.promise.done(function(){a._creatingContainersWork=null},function(){a._creatingContainersWork=null})}},_createLayoutSignal:function(){var a=this;this._layoutCompleted||(this._layoutCompleted=new f,this._layoutCompleted.promise.done(function(){a._layoutCompleted=null},function(){a._layoutCompleted=null})),this._realizedRangeLaidOut||(this._realizedRangeLaidOut=new f,this._realizedRangeLaidOut.promise.done(function(){a._realizedRangeLaidOut=null},function(){a._realizedRangeLaidOut=null}))},_getLayoutCompleted:function(){return this._layoutCompleted?e._cancelBlocker(this._layoutCompleted.promise):e.wrap()},_createSurfaceChild:function(a,c){var d=b.document.createElement("div");return d.className=a,this._listView._canvas.insertBefore(d,c?c.nextElementSibling:null),d},_executeScrollToFunctor:function(){var a=this;return e.as(this._scrollToFunctor?this._scrollToFunctor():null).then(function(b){a._scrollToFunctor=null,b=b||{},+b.position===b.position&&(a._scrollbarPos=b.position),a._direction=b.direction||"right"})}},{_defaultPagesToPrefetch:2,_iOSMaxLeadingPages:6,_iOSMaxTrailingPages:2,_disableCustomPagesPrefetch:!1,_waitForSeZoIntervalDuration:100,_waitForSeZoTimeoutDuration:500,_chunkSize:500,_startupChunkSize:100,_maxTimePerCreateContainers:5,_createContainersJobTimeslice:15,_blocksToRelease:10,_realizationLevel:{skip:"skip",realize:"realize",normal:"normal"}}),w=c.Class.define(function(a){this.view=a,this.view._createTreeBuildingSignal(),this.view._createLayoutSignal()},{name:"CreatedState",enter:function(){this.view._createTreeBuildingSignal(),this.view._createLayoutSignal()},stop:u,realizePage:u,rebuildTree:function(){this.view._setState(x)},relayout:function(){this.view._setState(x)},layoutNewContainers:u,waitForEntityPosition:function(){return this.view._setState(x),this.view._getLayoutCompleted()},updateTree:u}),x=c.Class.define(function(a){this.view=a},{name:"BuildingState",enter:function(){this.canceling=!1,this.view._createTreeBuildingSignal(),this.view._createLayoutSignal();var a=this,b=new f;this.promise=b.promise.then(function(){return a.view._createContainers()}).then(function(){a.view._setState(y)},function(b){return a.canceling||(a.view._setState(w),a.view._listView._raiseViewComplete()),e.wrapError(b)}),b.complete()},stop:function(){this.canceling=!0,this.promise.cancel(),this.view._setState(w);
},realizePage:u,rebuildTree:function(){this.canceling=!0,this.promise.cancel(),this.enter()},relayout:u,layoutNewContainers:u,waitForEntityPosition:function(){return this.view._getLayoutCompleted()},updateTree:u}),y=c.Class.define(function(a,b){this.view=a,this.nextStateType=b||A},{name:"LayingoutState",enter:function(){var a=this;this.canceling=!1,this.view._createLayoutSignal(),this.view._listView._writeProfilerMark(this.name+"_enter_layoutItems,StartTM");var b=new f;this.promise=b.promise.then(function(){return a.view._layoutItems()}).then(function(b){return a.view._layoutWork=b.layoutComplete,b.realizedRangeComplete}).then(function(){a.view._listView._writeProfilerMark(a.name+"_enter_layoutItems,StopTM"),a.view._listView._clearInsertedItems(),a.view._setAnimationInViewportState(a.view._modifiedElements),a.view._modifiedElements=[],a.view._modifiedGroups=[],a.view._realizedRangeLaidOut.complete(),a.view._layoutWork.then(function(){a.view._listView._writeProfilerMark(a.name+"_enter_layoutCompleted,info"),a.view._listView._affectedRange.clear(),a.view._layoutCompleted.complete()}),a.canceling||a.view._setState(a.nextStateType)},function(b){return a.view._listView._writeProfilerMark(a.name+"_enter_layoutCanceled,info"),a.canceling||(a.view.firstIndexDisplayed=a.view.lastIndexDisplayed=-1,a.view._updateAriaMarkers(!0,a.view.firstIndexDisplayed,a.view.lastIndexDisplayed),a.view._setState(G)),e.wrapError(b)}),b.complete(),this.canceling&&this.promise.cancel()},cancelLayout:function(a){this.view._listView._writeProfilerMark(this.name+"_cancelLayout,info"),this.canceling=!0,this.promise&&this.promise.cancel(),a&&this.view._setState(z)},stop:function(){this.cancelLayout(!0)},realizePage:u,rebuildTree:function(){this.cancelLayout(!1),this.view._setState(x)},relayout:function(){this.cancelLayout(!1),this.enter()},layoutNewContainers:function(){this.relayout()},waitForEntityPosition:function(){return this.view._getLayoutCompleted()},updateTree:function(a,b,c){return this.view._updateTreeImpl(a,b,c)}}),z=c.Class.define(function(a){this.view=a},{name:"LayoutCanceledState",enter:u,stop:u,realizePage:function(){this.relayout()},rebuildTree:function(){this.view._setState(x)},relayout:function(){this.view._setState(y)},layoutNewContainers:function(){this.relayout()},waitForEntityPosition:function(){return this.view._getLayoutCompleted()},updateTree:function(a,b,c){return this.view._updateTreeImpl(a,b,c)}}),A=c.Class.define(function(a){this.view=a,this.nextState=E,this.relayoutNewContainers=!0},{name:"RealizingState",enter:function(){var a=this,b=new f;this.promise=b.promise.then(function(){return a.view._executeScrollToFunctor()}).then(function(){return a.relayoutNewContainers=!1,e._cancelBlocker(a.view._realizePageImpl())}).then(function(){a.view._state===a&&(a.view._completeUpdateTree(),a.view._listView._writeProfilerMark("RealizingState_to_UnrealizingState"),a.view._setState(a.nextState))},function(b){return a.view._state!==a||a.canceling||(a.view._listView._writeProfilerMark("RealizingState_to_CanceledState"),a.view._setState(B)),e.wrapError(b)}),b.complete()},stop:function(){this.canceling=!0,this.promise.cancel(),this.view._cancelRealize(),this.view._setState(B)},realizePage:function(){this.canceling=!0,this.promise.cancel(),this.enter()},rebuildTree:function(){this.stop(),this.view._setState(x)},relayout:function(){this.stop(),this.view._setState(y)},layoutNewContainers:function(){this.relayoutNewContainers?this.relayout():(this.view._createLayoutSignal(),this.view._relayoutInComplete=!0)},waitForEntityPosition:function(){return this.view._getLayoutCompleted()},updateTree:function(a,b,c){return this.view._updateTreeImpl(a,b,c)},setLoadingState:function(a){this.view._listView._setViewState(a)}}),B=c.Class.define(function(a){this.view=a},{name:"CanceledState",enter:u,stop:function(){this.view._cancelRealize()},realizePage:function(a){this.stop(),this.view._setState(a)},rebuildTree:function(){this.stop(),this.view._setState(x)},relayout:function(a){this.stop(),this.view._setState(y,a)},layoutNewContainers:function(){this.relayout(B)},waitForEntityPosition:function(){return this.view._getLayoutCompleted()},updateTree:function(a,b,c){return this.view._updateTreeImpl(a,b,c)}}),C=c.Class.derive(A,function(a){this.view=a,this.nextState=D,this.relayoutNewContainers=!0},{name:"ScrollingState",setLoadingState:function(){}}),D=c.Class.derive(B,function(a){this.view=a},{name:"ScrollingPausedState",enter:function(){var a=this;this.promise=e._cancelBlocker(this.view._scrollEndPromise).then(function(){a.view._setState(E)})},stop:function(){this.promise.cancel(),this.view._cancelRealize()}}),E=c.Class.define(function(a){this.view=a},{name:"UnrealizingState",enter:function(){var a=this;this.promise=this.view._lazilyUnrealizeItems().then(function(){return a.view._listView._writeProfilerMark("_renderCompletePromise wait starts,info"),a.view._renderCompletePromise}).then(function(){a.view._setState(G)})},stop:function(){this.view._cancelRealize(),this.promise.cancel(),this.view._setState(B)},realizePage:function(a){this.promise.cancel(),this.view._setState(a)},rebuildTree:function(){this.view._setState(x)},relayout:function(){this.view._setState(y)},layoutNewContainers:function(){this.view._createLayoutSignal(),this.view._relayoutInComplete=!0},waitForEntityPosition:function(){return this.view._getLayoutCompleted()},updateTree:function(a,b,c){return this.view._updateTreeImpl(a,b,c)}}),F=c.Class.define(function(a,b){this.view=a,this.realizePromise=b,this.realizeId=1},{name:"RealizingAnimatingState",enter:function(){var a=this;this.animating=!0,this.animatePromise=this.view._startAnimations(),this.animateSignal=new f,this.view._executeAnimations=!1,this.animatePromise.done(function(){a.animating=!1,a.modifiedElements?(a.view._updateTreeImpl(a.count,a.delta,a.modifiedElements),a.modifiedElements=null,a.view._setState(B)):a.animateSignal.complete()},function(b){return a.animating=!1,e.wrapError(b)}),this._waitForRealize()},_waitForRealize:function(){var a=this;this.realizing=!0,this.realizePromise.done(function(){a.realizing=!1});var b=++this.realizeId;e.join([this.realizePromise,this.animateSignal.promise]).done(function(){b===a.realizeId&&(a.view._completeUpdateTree(),a.view._listView._writeProfilerMark("RealizingAnimatingState_to_UnrealizingState"),a.view._setState(E))})},stop:function(a){this.realizePromise.cancel(),this.view._cancelRealize(),a&&(this.animatePromise.cancel(),this.view._setState(B))},realizePage:function(){if(!this.modifiedElements){var a=this;this.realizePromise=this.view._executeScrollToFunctor().then(function(){return e._cancelBlocker(a.view._realizePageImpl())}),this._waitForRealize()}},rebuildTree:function(){this.stop(!0),this.view._setState(x)},relayout:function(){this.stop(!0),this.modifiedElements&&(this.view._updateTreeImpl(this.count,this.delta,this.modifiedElements),this.modifiedElements=null),this.view._setState(y)},layoutNewContainers:function(){this.view._createLayoutSignal(),this.view._relayoutInComplete=!0},waitForEntityPosition:function(){return this.view._getLayoutCompleted()},updateTree:function(a,b,c){if(this.animating){var d=this.modifiedElements;return this.count=a,this.delta=b,this.modifiedElements=c,d?e.cancel:this.animatePromise}return this.view._updateTreeImpl(a,b,c)},setLoadingState:function(a){this.view._listView._setViewState(a)}}),G=c.Class.derive(B,function(a){this.view=a},{name:"CompletedState",enter:function(){this._stopped=!1,this.view._setupDeferredActions(),this.view._realizationLevel=v._realizationLevel.normal,this.view._listView._raiseViewComplete(),this.view._state===this&&this.view._relayoutInComplete&&!this._stopped&&this.view._setState(H)},stop:function(){this._stopped=!0,B.prototype.stop.call(this)},layoutNewContainers:function(){this.view._createLayoutSignal(),this.view._setState(H)},updateTree:function(a,b,c){return this.view._updateTreeImpl(a,b,c,!0)}}),H=c.Class.derive(B,function(a){this.view=a},{name:"LayingoutNewContainersState",enter:function(){var a=this;this.promise=e.join([this.view.deferTimeout,this.view._layoutWork]),this.promise.then(function(){a.view._relayoutInComplete=!1,a.relayout(B)})},stop:function(){this.promise.cancel(),this.view._cancelRealize()},realizePage:function(a){this.stop(),this.view._setState(y,a)},layoutNewContainers:function(){this.view._createLayoutSignal()}});return v})})}),d("require-style!less/styles-listview",[],function(){}),d("require-style!less/colors-listview",[],function(){}),d("WinJS/Controls/ListView",["../Core/_Global","../Core/_Base","../Core/_BaseUtils","../Core/_ErrorFromName","../Core/_Events","../Core/_Log","../Core/_Resources","../Core/_WriteProfilerMark","../_Accents","../Animations","../Animations/_TransitionAnimation","../BindingList","../Promise","../Scheduler","../_Signal","../Utilities/_Control","../Utilities/_Dispose","../Utilities/_ElementUtilities","../Utilities/_Hoverable","../Utilities/_ItemsManager","../Utilities/_SafeHtml","../Utilities/_TabContainer","../Utilities/_UI","../Utilities/_VersionManager","./ElementResizeInstrument","./ItemContainer/_Constants","./ItemContainer/_ItemEventsHandler","./ListView/_BrowseMode","./ListView/_ErrorMessages","./ListView/_GroupFocusCache","./ListView/_GroupsContainer","./ListView/_Helpers","./ListView/_ItemsContainer","./ListView/_Layouts","./ListView/_SelectionManager","./ListView/_VirtualizeContentsView","require-style!less/styles-listview","require-style!less/colors-listview"],function(a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u,v,w,x,y,z,A,B,C,D,E,F,G,H,I,J){"use strict";function K(){var a=Q;Q=[],a=a.filter(function(a){return a._isZombie()?(a._dispose(),!1):!0}),Q=Q.concat(a)}function L(a){Q.push(a),N&&N.cancel(),N=m.timeout(P).then(K)}function M(a){return a.offsetParent?a.offsetParent.offsetWidth-a.offsetLeft-a.offsetWidth:0}i.createAccentRule(".win-listview:not(.win-selectionstylefilled) .win-selectioncheckmarkbackground,         .win-itemcontainer:not(.win-selectionstylefilled) .win-selectioncheckmarkbackground",[{name:"border-color",value:i.ColorTypes.accent},{name:"background-color",value:i.ColorTypes.accent}]),i.createAccentRule(".win-listview:not(.win-selectionstylefilled) .win-container.win-selected .win-selectionborder,         .win-itemcontainer:not(.win-selectionstylefilled).win-container.win-selected .win-selectionborder",[{name:"border-color",value:i.ColorTypes.accent}]),i.createAccentRule(".win-listview.win-selectionstylefilled .win-selected .win-selectionbackground,         .win-itemcontainer.win-selectionstylefilled.win-selected .win-selectionbackground",[{name:"background-color",value:i.ColorTypes.accent}]);var N,O=c._browserStyleEquivalents.transform,P=1e3,Q=[],R=r._uniqueID,S={get notCompatibleWithSemanticZoom(){return"ListView can only be used with SemanticZoom if randomAccess loading behavior is specified."},get listViewInvalidItem(){return"Item must provide index, key or description of corresponding item."},get listViewViewportAriaLabel(){return g._getWinJSString("ui/listViewViewportAriaLabel").value}},T=c.requireSupportedForProcessing,U={entrance:"entrance",contentTransition:"contentTransition"};b.Namespace.define("WinJS.UI",{ListViewAnimationType:U,ListView:b.Namespace._lazy(function(){var g=b.Class.define(function(){this.clear()},{add:function(a,b){if(a._lastKnownSizeOfData=b,this._range){this._range.start=Math.min(this._range.start,a.start);var c=this._range._lastKnownSizeOfData-this._range.end,d=a._lastKnownSizeOfData-a.end,e=Math.min(c,d);this._range._lastKnownSizeOfData=a._lastKnownSizeOfData,this._range.end=this._range._lastKnownSizeOfData-e}else this._range=a},addAll:function(){this.add({start:0,end:Number.MAX_VALUE},Number.MAX_VALUE)},clear:function(){this._range=null},get:function(){return this._range}}),i=b.Class.define(function(a){this._listView=a},{getPanAxis:function(){return this._listView._getPanAxis()},configureForZoom:function(a,b,c,d){this._listView._configureForZoom(a,b,c,d)},setCurrentItem:function(a,b){this._listView._setCurrentItem(a,b)},getCurrentItem:function(){return this._listView._getCurrentItem()},beginZoom:function(){return this._listView._beginZoom()},positionItem:function(a,b){return this._listView._positionItem(a,b)},endZoom:function(a){this._listView._endZoom(a)},pinching:{get:function(){return this._listView._pinching},set:function(a){this._listView._pinching=a}}}),s=b.Class.define(function(b,c){if(b=b||a.document.createElement("div"),this._id=b.id||"",this._writeProfilerMark("constructor,StartTM"),c=c||{},b.winControl=this,r.addClass(b,"win-disposable"),this._affectedRange=new g,this._mutationObserver=new r._MutationObserver(this._itemPropertyChange.bind(this)),this._versionManager=null,this._insertedItems={},this._element=b,this._startProperty=null,this._scrollProperty=null,this._scrollLength=null,this._scrolling=!1,this._zooming=!1,this._pinching=!1,this._itemsManager=null,this._canvas=null,this._cachedCount=z._UNINITIALIZED,this._loadingState=this._LoadingState.complete,this._firstTimeDisplayed=!0,this._currentScrollPosition=0,this._lastScrollPosition=0,this._notificationHandlers=[],this._itemsBlockExtent=-1,this._lastFocusedElementInGroupTrack={type:w.ObjectType.item,index:-1},this._headerFooterVisibilityStatus={headerVisible:!1,footerVisible:!1},this._viewportWidth=z._UNINITIALIZED,this._viewportHeight=z._UNINITIALIZED,this._manipulationState=r._MSManipulationEvent.MS_MANIPULATION_STATE_STOPPED,this._maxDeferredItemCleanup=Number.MAX_VALUE,this._groupsToRemove={},this._setupInternalTree(),this._isCurrentZoomView=!0,this._dragSource=!1,this._reorderable=!1,this._groupFocusCache=new D._UnsupportedGroupFocusCache,this._viewChange=z._ViewChange.rebuild,this._scrollToFunctor=null,this._setScrollbarPosition=!1,this._view=new J._VirtualizeContentsView(this),this._selection=new I._SelectionManager(this),this._createTemplates(),this._groupHeaderRenderer=t._trivialHtmlRenderer,this._itemRenderer=t._trivialHtmlRenderer,this._groupHeaderRelease=null,this._itemRelease=null,c.itemDataSource)this._dataSource=c.itemDataSource;else{var d=new l.List;this._dataSource=d.dataSource}this._selectionMode=w.SelectionMode.multi,this._tap=w.TapBehavior.invokeOnly,this._groupHeaderTap=w.GroupHeaderTapBehavior.invoke,this._mode=new B._SelectionMode(this),this._groups=new E._NoGroups(this),this._updateItemsAriaRoles(),this._updateGroupHeadersAriaRoles(),this._element.setAttribute("aria-multiselectable",this._multiSelection()),this._element.tabIndex=-1,this._tabManager.tabIndex=this._tabIndex,"absolute"!==this._element.style.position&&"relative"!==this._element.style.position&&(this._element.style.position="relative"),this._updateItemsManager(),c.layout||this._updateLayout(new H.GridLayout),this._attachEvents(),this._runningInit=!0,p.setOptions(this,c),this._runningInit=!1,this._batchViewUpdates(z._ViewChange.rebuild,z._ScrollToPriority.medium,0),this._writeProfilerMark("constructor,StopTM")},{element:{get:function(){return this._element}},layout:{get:function(){return this._layoutImpl},set:function(a){this._updateLayout(a),this._runningInit||(this._view.reset(),this._updateItemsManager(),this._batchViewUpdates(z._ViewChange.rebuild,z._ScrollToPriority.medium,0,!0))}},maxLeadingPages:{get:function(){return this._view.maxLeadingPages},set:function(a){this._view.maxLeadingPages=Math.max(0,Math.floor(a))}},maxTrailingPages:{get:function(){return this._view.maxTrailingPages},set:function(a){this._view.maxTrailingPages=Math.max(0,Math.floor(a))}},pagesToLoad:{get:function(){return 2*J._VirtualizeContentsView._defaultPagesToPrefetch+1},set:function(){r._deprecated(C.pagesToLoadIsDeprecated)}},pagesToLoadThreshold:{get:function(){return 0},set:function(){r._deprecated(C.pagesToLoadThresholdIsDeprecated)}},groupDataSource:{get:function(){return this._groupDataSource},set:function(a){function b(a){a.detail===w.DataSourceStatus.failure&&(c.itemDataSource=null,c.groupDataSource=null)}this._writeProfilerMark("set_groupDataSource,info");var c=this;this._groupDataSource&&this._groupDataSource.removeEventListener&&this._groupDataSource.removeEventListener("statuschanged",b,!1),this._groupDataSource=a,this._groupFocusCache=a&&this._supportsGroupHeaderKeyboarding?new D._GroupFocusCache(this):new D._UnsupportedGroupFocusCache,this._groupDataSource&&this._groupDataSource.addEventListener&&this._groupDataSource.addEventListener("statuschanged",b,!1),this._createGroupsContainer(),this._runningInit?(this._updateGroupWork(),this._resetLayout()):(this._view.reset(),this._pendingLayoutReset=!0,this._pendingGroupWork=!0,this._batchViewUpdates(z._ViewChange.rebuild,z._ScrollToPriority.medium,0,!0))}},_updateGroupWork:function(){this._pendingGroupWork=!1,this._groupDataSource?r.addClass(this._element,z._groupsClass):r.removeClass(this._element,z._groupsClass),this._resetLayout()},automaticallyLoadPages:{get:function(){return!1},set:function(){r._deprecated(C.automaticallyLoadPagesIsDeprecated)}},loadingBehavior:{get:function(){return"randomAccess"},set:function(){r._deprecated(C.loadingBehaviorIsDeprecated)}},selectionMode:{get:function(){return this._selectionMode},set:function(a){if("string"==typeof a&&a.match(/^(none|single|multi)$/)){if(c.isPhone&&a===w.SelectionMode.single)return;return this._selectionMode=a,this._element.setAttribute("aria-multiselectable",this._multiSelection()),this._updateItemsAriaRoles(),void this._configureSelectionMode()}throw new d("WinJS.UI.ListView.ModeIsInvalid",C.modeIsInvalid)}},tapBehavior:{get:function(){return this._tap},set:function(a){c.isPhone&&a===w.TapBehavior.directSelect||(this._tap=a,this._updateItemsAriaRoles(),this._configureSelectionMode())}},groupHeaderTapBehavior:{get:function(){return this._groupHeaderTap},set:function(a){this._groupHeaderTap=a,this._updateGroupHeadersAriaRoles()}},swipeBehavior:{get:function(){return"none"},set:function(a){r._deprecated(C.swipeBehaviorDeprecated)}},itemDataSource:{get:function(){return this._itemsManager.dataSource},set:function(a){this._writeProfilerMark("set_itemDataSource,info"),this._dataSource=a||(new l.List).dataSource,this._groupFocusCache.clear(),this._runningInit||(this._selection._reset(),this._cancelAsyncViewWork(!0),this._updateItemsManager(),this._pendingLayoutReset=!0,this._batchViewUpdates(z._ViewChange.rebuild,z._ScrollToPriority.medium,0,!0))}},itemTemplate:{get:function(){return this._itemRenderer},set:function(a){this._setRenderer(a,!1),this._runningInit||(this._cancelAsyncViewWork(!0),this._updateItemsManager(),this._pendingLayoutReset=!0,this._batchViewUpdates(z._ViewChange.rebuild,z._ScrollToPriority.medium,0,!0))}},resetItem:{get:function(){return this._itemRelease},set:function(a){r._deprecated(C.resetItemIsDeprecated),this._itemRelease=a}},groupHeaderTemplate:{get:function(){return this._groupHeaderRenderer},set:function(a){this._setRenderer(a,!0),this._runningInit||(this._cancelAsyncViewWork(!0),this._pendingLayoutReset=!0,this._batchViewUpdates(z._ViewChange.rebuild,z._ScrollToPriority.medium,0,!0))}},resetGroupHeader:{get:function(){return this._groupHeaderRelease},set:function(a){r._deprecated(C.resetGroupHeaderIsDeprecated),this._groupHeaderRelease=a}},header:{get:function(){return this._header},set:function(a){r.empty(this._headerContainer),this._header=a,a&&(this._header.tabIndex=this._tabIndex,this._headerContainer.appendChild(a));var b=this._selection._getFocused();if(b.type===w.ObjectType.header){var c=b;a||(c={type:w.ObjectType.item,index:0}),this._hasKeyboardFocus?this._changeFocus(c,!0,!1,!0):this._changeFocusPassively(c)}this.recalculateItemPosition(),this._raiseHeaderFooterVisibilityEvent()}},footer:{get:function(){return this._footer},set:function(a){r.empty(this._footerContainer),this._footer=a,a&&(this._footer.tabIndex=this._tabIndex,this._footerContainer.appendChild(a));var b=this._selection._getFocused();if(b.type===w.ObjectType.footer){var c=b;a||(c={type:w.ObjectType.item,index:0}),this._hasKeyboardFocus?this._changeFocus(c,!0,!1,!0):this._changeFocusPassively(c)}this.recalculateItemPosition(),this._raiseHeaderFooterVisibilityEvent()}},loadingState:{get:function(){return this._loadingState}},selection:{get:function(){return this._selection}},indexOfFirstVisible:{get:function(){return this._view.firstIndexDisplayed},set:function(a){if(!(0>a)){this._writeProfilerMark("set_indexOfFirstVisible("+a+"),info"),this._raiseViewLoading(!0);var b=this;this._batchViewUpdates(z._ViewChange.realize,z._ScrollToPriority.high,function(){var c;return b._entityInRange({type:w.ObjectType.item,index:a}).then(function(a){return a.inRange?b._getItemOffset({type:w.ObjectType.item,index:a.index}).then(function(a){return c=a,b._ensureFirstColumnRange(w.ObjectType.item)}).then(function(){return c=b._correctRangeInFirstColumn(c,w.ObjectType.item),c=b._convertFromCanvasCoordinates(c),b._view.waitForValidScrollPosition(c.begin)}).then(function(a){var c=a<b._lastScrollPosition?"left":"right",d=b._viewport[b._scrollLength]-b._getViewportLength();return a=r._clamp(a,0,d),{position:a,direction:c}}):{position:0,direction:"left"}})},!0)}}},indexOfLastVisible:{get:function(){return this._view.lastIndexDisplayed}},currentItem:{get:function(){var a=this._selection._getFocused(),b={index:a.index,type:a.type,key:null,hasFocus:!!this._hasKeyboardFocus,showFocus:!1};if(a.type===w.ObjectType.groupHeader){var c=this._groups.group(a.index);c&&(b.key=c.key,b.showFocus=!(!c.header||!r.hasClass(c.header,z._itemFocusClass)))}else if(a.type===w.ObjectType.item){var d=this._view.items.itemAt(a.index);if(d){var e=this._itemsManager._recordFromElement(d);b.key=e.item&&e.item.key,b.showFocus=!!d.parentNode.querySelector("."+z._itemFocusOutlineClass)}}return b},set:function(a){function b(b,d,e){var f=!!a.showFocus&&c._hasKeyboardFocus;c._unsetFocusOnItem(d),c._selection._setFocused(e,f),c._hasKeyboardFocus?(c._keyboardFocusInbound=f,c._setFocusOnItem(e)):c._tabManager.childFocus=d?b:null,e.type!==w.ObjectType.groupHeader&&(c._updateFocusCache(e.index),c._updater&&(c._updater.newSelectionPivot=e.index,c._updater.oldSelectionPivot=-1),c._selection._pivot=e.index)}this._hasKeyboardFocus=a.hasFocus||this._hasKeyboardFocus,a.type||(a.type=w.ObjectType.item);var c=this;if(a.key&&(a.type===w.ObjectType.item&&this._dataSource.itemFromKey||a.type===w.ObjectType.groupHeader&&this._groupDataSource&&this._groupDataSource.itemFromKey)){this.oldCurrentItemKeyFetch&&this.oldCurrentItemKeyFetch.cancel();var d=a.type===w.ObjectType.groupHeader?this._groupDataSource:this._dataSource;this.oldCurrentItemKeyFetch=d.itemFromKey(a.key).then(function(d){if(c.oldCurrentItemKeyFetch=null,d){var e=a.type===w.ObjectType.groupHeader?c._groups.group(d.index).header:c._view.items.itemAt(d.index);b(e,!!e,{type:a.type,index:d.index})}})}else{var e;if(a.type===w.ObjectType.header||a.type===w.ObjectType.footer)e=a.type===w.ObjectType.header?this._header:this._footer,b(e,!!e,{type:a.type,index:a.index});else if(void 0!==a.index){if(a.type===w.ObjectType.groupHeader){var f=c._groups.group(a.index);e=f&&f.header}else e=c._view.items.itemAt(a.index);b(e,!!e,{type:a.type,index:a.index})}}}},zoomableView:{get:function(){return this._zoomableView||(this._zoomableView=new i(this)),this._zoomableView}},itemsDraggable:{get:function(){return this._dragSource},set:function(a){c.isPhone||this._dragSource!==a&&(this._dragSource=a,this._setDraggable())}},itemsReorderable:{get:function(){return this._reorderable},set:function(a){c.isPhone||this._reorderable!==a&&(this._reorderable=a,this._setDraggable())}},maxDeferredItemCleanup:{get:function(){return this._maxDeferredItemCleanup},set:function(a){this._maxDeferredItemCleanup=Math.max(0,+a||0)}},dispose:function(){this._dispose()},elementFromIndex:function(a){return this._view.items.itemAt(a)},indexOfElement:function(a){return this._view.items.index(a)},ensureVisible:function(a){var b=w.ObjectType.item,c=a;if(+a!==a&&(b=a.type,c=a.index),this._writeProfilerMark("ensureVisible("+b+": "+c+"),info"),!(0>c)){this._raiseViewLoading(!0);var d=this;this._batchViewUpdates(z._ViewChange.realize,z._ScrollToPriority.high,function(){var a;return d._entityInRange({type:b,index:c}).then(function(c){return c.inRange?d._getItemOffset({type:b,index:c.index}).then(function(c){return a=c,d._ensureFirstColumnRange(b)}).then(function(){a=d._correctRangeInFirstColumn(a,b);var e=d._getViewportLength(),f=d._viewportScrollPosition,g=f+e,h=d._viewportScrollPosition,i=a.end-a.begin;a=d._convertFromCanvasCoordinates(a);var j=!1;if(b===w.ObjectType.groupHeader&&f<=a.begin){var k=d._groups.group(c.index).header;if(k){var l,m=H._getMargins(k);if(d._horizontalLayout){var n=d._rtl(),o=n?M(k)-m.right:k.offsetLeft-m.left;l=o+k.offsetWidth+(n?m.left:m.right)}else l=k.offsetTop+k.offsetHeight+m.top;j=g>=l}}j||(i>=g-f?h=a.begin:a.begin<f?h=a.begin:a.end>g&&(h=a.end-e));var p=h<d._lastScrollPosition?"left":"right",q=d._viewport[d._scrollLength]-e;return h=r._clamp(h,0,q),{position:h,direction:p}}):{position:0,direction:"left"}})},!0)}},loadMorePages:function(){r._deprecated(C.loadMorePagesIsDeprecated)},recalculateItemPosition:function(){this._writeProfilerMark("recalculateItemPosition,info"),this._forceLayoutImpl(z._ViewChange.relayout)},forceLayout:function(){this._writeProfilerMark("forceLayout,info"),this._forceLayoutImpl(z._ViewChange.remeasure)},_entityInRange:function(a){if(a.type===w.ObjectType.item)return this._itemsCount().then(function(b){var c=r._clamp(a.index,0,b-1);return{inRange:c>=0&&b>c,index:c}});if(a.type===w.ObjectType.groupHeader){var b=r._clamp(a.index,0,this._groups.length()-1);return m.wrap({inRange:b>=0&&b<this._groups.length(),index:b})}return m.wrap({inRange:!0,index:0})},_forceLayoutImpl:function(a){var b=this;this._versionManager.unlocked.then(function(){b._writeProfilerMark("_forceLayoutImpl viewChange("+a+"),info"),b._cancelAsyncViewWork(),b._pendingLayoutReset=!0,b._resizeViewport(),b._batchViewUpdates(a,z._ScrollToPriority.low,function(){return{position:b._lastScrollPosition,direction:"right"}},!0,!0)})},_configureSelectionMode:function(){var b=z._selectionModeClass,c=z._hidingSelectionMode;if(this._isInSelectionMode())r.addClass(this._canvas,b),r.removeClass(this._canvas,c);else{if(r.hasClass(this._canvas,b)){var d=this;a.setTimeout(function(){a.setTimeout(function(){r.removeClass(d._canvas,c)},z._hidingSelectionModeAnimationTimeout)},50),r.addClass(this._canvas,c)}r.removeClass(this._canvas,b)}},_lastScrollPosition:{get:function(){return this._lastScrollPositionValue},set:function(a){if(0===a)this._lastDirection="right",this._direction="right",this._lastScrollPositionValue=0;else{var b=a<this._lastScrollPositionValue?"left":"right";this._direction=this._scrollDirection(a),this._lastDirection=b,this._lastScrollPositionValue=a}}},_hasHeaderOrFooter:{get:function(){return!(!this._header&&!this._footer)}},_getHeaderOrFooterFromElement:function(a){return this._header&&this._header.contains(a)?this._header:this._footer&&this._footer.contains(a)?this._footer:null},_supportsGroupHeaderKeyboarding:{get:function(){return this._groupDataSource}},_viewportScrollPosition:{get:function(){return this._currentScrollPosition=r.getScrollPosition(this._viewport)[this._scrollProperty],this._currentScrollPosition},set:function(a){var b={};b[this._scrollProperty]=a,r.setScrollPosition(this._viewport,b),this._currentScrollPosition=a}},_canvasStart:{get:function(){return this._canvasStartValue||0},set:function(a){var b=this._horizontal()?this._rtl()?-a:a:0,c=this._horizontal()?0:a;0!==a?this._canvas.style[O.scriptName]="translate( "+b+"px, "+c+"px)":this._canvas.style[O.scriptName]="",this._canvasStartValue=a}},scrollPosition:{get:function(){return this._viewportScrollPosition},set:function(a){var b=this;this._batchViewUpdates(z._ViewChange.realize,z._ScrollToPriority.high,function(){return b._view.waitForValidScrollPosition(a).then(function(){var c=b._viewport[b._scrollLength]-b._getViewportLength();a=r._clamp(a,0,c);var d=a<b._lastScrollPosition?"left":"right";return{position:a,direction:d}})},!0)}},_setRenderer:function(a,b){var e;if(a){if("function"==typeof a)e=a;else if("object"==typeof a){if(c.validation&&!a.renderItem)throw new d("WinJS.UI.ListView.invalidTemplate",C.invalidTemplate);e=a.renderItem}}else{if(c.validation)throw new d("WinJS.UI.ListView.invalidTemplate",C.invalidTemplate);e=t.trivialHtmlRenderer}e&&(b?this._groupHeaderRenderer=e:this._itemRenderer=e)},_renderWithoutReuse:function(a,b){b&&q._disposeElement(b);var c=this._itemRenderer(a);if(c.then)return c.then(function(a){return a.tabIndex=0,a});var d=c.element||c;return d.tabIndex=0,c},_isInsertedItem:function(a){return!!this._insertedItems[a.handle]},_clearInsertedItems:function(){for(var a=Object.keys(this._insertedItems),b=0,c=a.length;c>b;b++)this._insertedItems[a[b]].release();this._insertedItems={},this._modifiedElements=[],this._countDifference=0},_cancelAsyncViewWork:function(a){this._view.stopWork(a)},_updateView:function(){function a(){c._itemsBlockExtent=-1,c._firstItemRange=null,c._firstHeaderRange=null,c._itemMargins=null,c._headerMargins=null,c._canvasMargins=null,c._cachedRTL=null,c._rtl()}function b(){c._scrollToPriority=z._ScrollToPriority.uninitialized;var a=c._setScrollbarPosition;c._setScrollbarPosition=!1;var b="number"==typeof c._scrollToFunctor?{position:c._scrollToFunctor}:c._scrollToFunctor();return m.as(b).then(function(b){return b=b||{},a&&+b.position===b.position&&(c._lastScrollPosition=b.position,c._viewportScrollPosition=b.position),b},function(b){return c._setScrollbarPosition|=a,m.wrapError(b)})}if(!this._isZombie()){var c=this,d=this._viewChange;this._viewChange=z._ViewChange.realize,d===z._ViewChange.rebuild?(this._pendingGroupWork&&this._updateGroupWork(),this._pendingLayoutReset&&this._resetLayout(),a(),this._firstTimeDisplayed||this._view.reset(),this._view.reload(b,!0),this._setFocusOnItem(this._selection._getFocused()),this._headerFooterVisibilityStatus={headerVisible:!1,footerVisible:!1}):d===z._ViewChange.remeasure?(this._view.resetItems(!0),this._resetLayout(),a(),this._view.refresh(b),this._setFocusOnItem(this._selection._getFocused()),this._headerFooterVisibilityStatus={headerVisible:!1,footerVisible:!1}):d===z._ViewChange.relayout?(this._pendingLayoutReset&&(this._resetLayout(),a()),this._view.refresh(b)):(this._view.onScroll(b),this._raiseHeaderFooterVisibilityEvent())}},_batchViewUpdates:function(a,b,c,d,e){if(this._viewChange=Math.min(this._viewChange,a),(null===this._scrollToFunctor||b>=this._scrollToPriority)&&(this._scrollToPriority=b,this._scrollToFunctor=c),this._setScrollbarPosition|=!!d,!this._batchingViewUpdates){this._raiseViewLoading();var f=this;this._batchingViewUpdatesSignal=new o,this._batchingViewUpdates=m.any([this._batchingViewUpdatesSignal.promise,n.schedulePromiseHigh(null,"WinJS.UI.ListView._updateView")]).then(function(){return f._isZombie()?void 0:f._viewChange!==z._ViewChange.rebuild||f._firstTimeDisplayed||0===Object.keys(f._view.items._itemData).length||e?void 0:f._fadeOutViewport()}).then(function(){f._batchingViewUpdates=null,f._batchingViewUpdatesSignal=null,f._updateView(),f._firstTimeDisplayed=!1},function(){f._batchingViewUpdates=null,f._batchingViewUpdatesSignal=null})}return this._batchingViewUpdatesSignal},_resetCanvas:function(){if(!this._disposed){var b=a.document.createElement("div");b.className=this._canvas.className,this._viewport.replaceChild(b,this._canvas),this._canvas=b,this._groupsToRemove={},this._canvas.appendChild(this._canvasProxy)}},_setupInternalTree:function(){r.addClass(this._element,z._listViewClass),r[this._rtl()?"addClass":"removeClass"](this._element,z._rtlListViewClass),this._element.innerHTML='<div tabIndex="-1" role="group" class="'+z._viewportClass+" "+z._horizontalClass+'"><div></div><div class="'+z._scrollableClass+'"><div class="'+z._proxyClass+'"></div></div><div></div><div></div></div><div aria-hidden="true" style="position:absolute;left:50%;top:50%;width:0px;height:0px;" tabindex="-1"></div>',this._viewport=this._element.firstElementChild,
this._headerContainer=this._viewport.firstElementChild,r.addClass(this._headerContainer,z._listHeaderContainerClass),this._canvas=this._headerContainer.nextElementSibling,this._footerContainer=this._canvas.nextElementSibling,r.addClass(this._footerContainer,z._listFooterContainerClass),this._canvasProxy=this._canvas.firstElementChild,this._deleteWrapper=this._canvas.nextElementSibling,this._keyboardEventsHelper=this._viewport.nextElementSibling,this._tabIndex=r.getTabIndex(this._element),this._tabIndex<0&&(this._tabIndex=0),this._tabManager=new v.TabContainer(this._viewport),this._tabManager.tabIndex=this._tabIndex,this._progressBar=a.document.createElement("progress"),r.addClass(this._progressBar,z._progressClass),r.addClass(this._progressBar,"win-progress-ring"),this._progressBar.style.position="absolute",this._progressBar.max=100},_unsetFocusOnItem:function(b){this._tabManager.childFocus&&this._clearFocusRectangle(this._tabManager.childFocus),this._isZombie()||(b||(this._tabManager.childFocus&&(this._tabManager.childFocus=null),this._keyboardEventsHelper._shouldHaveFocus=!1,a.document.activeElement!==this._viewport&&this._hasKeyboardFocus&&(this._keyboardEventsHelper._shouldHaveFocus=!0,r._setActive(this._keyboardEventsHelper))),this._itemFocused=!1)},_setFocusOnItem:function(a){if(this._writeProfilerMark("_setFocusOnItem,info"),this._focusRequest&&this._focusRequest.cancel(),!this._isZombie()){var b=this,c=function(c){b._isZombie()||(b._tabManager.childFocus!==c&&(b._tabManager.childFocus=c),b._focusRequest=null,b._hasKeyboardFocus&&!b._itemFocused&&(b._selection._keyboardFocused()&&b._drawFocusRectangle(c),(a.type===w.ObjectType.groupHeader||a.type===w.ObjectType.item)&&b._view.updateAriaForAnnouncement(c,a.type===w.ObjectType.groupHeader?b._groups.length():b._cachedCount),b._itemFocused=!0,r._setActive(c)))};a.type===w.ObjectType.item?this._focusRequest=this._view.items.requestItem(a.index):a.type===w.ObjectType.groupHeader?this._focusRequest=this._groups.requestHeader(a.index):this._focusRequest=m.wrap(a.type===w.ObjectType.header?this._header:this._footer),this._focusRequest.then(c)}},_attachEvents:function(){function a(a,b,c){return{name:b?a:a.toLowerCase(),handler:function(b){d["_on"+a](b)},capture:c}}function b(a,b,c){return{capture:c,name:b?a:a.toLowerCase(),handler:function(b){var c=d._mode,e="on"+a;!d._disposed&&c[e]&&c[e](b)}}}function c(a,b){return{handler:function(b){d["_on"+a](b)},filter:b}}var d=this,e=[c("PropertyChange",["dir","style","tabindex"])];this._cachedStyleDir=this._element.style.direction,e.forEach(function(a){new r._MutationObserver(a.handler).observe(d._element,{attributes:!0,attributeFilter:a.filter})});var f=[b("PointerDown"),b("click",!1),b("PointerUp"),b("LostPointerCapture"),b("MSHoldVisual",!0),b("PointerCancel",!0),b("DragStart"),b("DragOver"),b("DragEnter"),b("DragLeave"),b("Drop"),b("ContextMenu")];f.forEach(function(a){r._addEventListener(d._viewport,a.name,a.handler,!!a.capture)});var g=[a("FocusIn",!1,!1),a("FocusOut",!1,!1),b("KeyDown"),b("KeyUp")];g.forEach(function(a){r._addEventListener(d._element,a.name,a.handler,!!a.capture)}),this._onElementResizeBound=this._onElementResize.bind(this),r._resizeNotifier.subscribe(this._element,this._onElementResizeBound),this._elementResizeInstrument=new y._ElementResizeInstrument,this._element.appendChild(this._elementResizeInstrument.element),this._elementResizeInstrument.addEventListener("resize",this._onElementResizeBound),r._inDom(this.element).then(function(){d._disposed||d._elementResizeInstrument.addedToDom()});var h=[a("MSManipulationStateChanged",!0),a("Scroll")];h.forEach(function(a){d._viewport.addEventListener(a.name,a.handler,!1)}),this._viewport.addEventListener("onTabEnter",this._onTabEnter.bind(this)),this._viewport.addEventListener("onTabExit",this._onTabExit.bind(this)),this._viewport.addEventListener("onTabEntered",function(a){d._mode.onTabEntered(a)}),this._viewport.addEventListener("onTabExiting",function(a){d._mode.onTabExiting(a)})},_updateItemsManager:function(){function a(a){a.detail===w.DataSourceStatus.failure&&(b.itemDataSource=null,b.groupDataSource=null)}var b=this,c={beginNotifications:function(){},changed:function(a,c){if(!b._ifZombieDispose()){b._createUpdater();var d=b._updater.elements[R(c)];if(d){var e=b.selection._isIncluded(d.index);if(e&&(b._updater.updateDrag=!0),c!==a){if((b._tabManager.childFocus===c||b._updater.newFocusedItem===c)&&(b._updater.newFocusedItem=a,b._tabManager.childFocus=null),d.itemBox){r.addClass(a,z._itemClass),b._setupAriaSelectionObserver(a);var f=c.nextElementSibling;d.itemBox.removeChild(c),d.itemBox.insertBefore(a,f)}b._setAriaSelected(a,e),b._view.items.setItemAt(d.newIndex,{element:a,itemBox:d.itemBox,container:d.container,itemsManagerRecord:d.itemsManagerRecord}),delete b._updater.elements[R(c)],q._disposeElement(c),b._updater.elements[R(a)]={item:a,container:d.container,itemBox:d.itemBox,index:d.index,newIndex:d.newIndex,itemsManagerRecord:d.itemsManagerRecord}}else d.itemBox&&d.container&&(A._ItemEventsHandler.renderSelection(d.itemBox,a,e,!0),r[e?"addClass":"removeClass"](d.container,z._selectedClass));b._updater.changed=!0}for(var g=0,h=b._notificationHandlers.length;h>g;g++)b._notificationHandlers[g].changed(a,c);b._writeProfilerMark("changed,info")}},removed:function(a,c,d){function e(a){b._updater.updateDrag=!0,b._currentMode()._dragging&&b._currentMode()._draggingUnselectedItem&&b._currentMode()._dragInfo._isIncluded(a)&&(b._updater.newDragInfo=new I._Selection(b,[]));var c=b._updater.selectionFirst[a],d=b._updater.selectionLast[a],e=c||d;e&&(delete b._updater.selectionFirst[e.oldFirstIndex],delete b._updater.selectionLast[e.oldLastIndex],b._updater.selectionChanged=!0)}if(!b._ifZombieDispose()){b._createUpdater();var f=b._insertedItems[d];f&&delete b._insertedItems[d];var g;if(a){var h=b._updater.elements[R(a)],i=b._itemsManager.itemObject(a);if(i&&b._groupFocusCache.deleteItem(i.key),h){if(g=h.index,h.itemBox){var j=h.itemBox,k=z._containerOddClass,l=z._containerEvenClass,m=r.hasClass(j.parentElement,l)?l:k;b._updater.removed.push({index:g,itemBox:j,containerStripe:m})}b._updater.deletesCount++;var n=b._view.items.itemDataAt(g);n.removed=!0,delete b._updater.elements[R(a)]}else g=i&&i.index;b._updater.oldFocus.type!==w.ObjectType.groupHeader&&b._updater.oldFocus.index===g&&(b._updater.newFocus.index=g,b._updater.focusedItemRemoved=!0),e(g)}else g=b._updater.selectionHandles[d],g===+g&&e(g);b._writeProfilerMark("removed("+g+"),info"),b._updater.changed=!0}},updateAffectedRange:function(a){b._itemsCount().then(function(c){var d=b._view.containers?b._view.containers.length:0;a.start=Math.min(a.start,d),b._affectedRange.add(a,c)}),b._createUpdater(),b._updater.changed=!0},indexChanged:function(a,c,d){if(!b._ifZombieDispose()){if(b._createUpdater(),a){var e=b._itemsManager.itemObject(a);e&&b._groupFocusCache.updateItemIndex(e.key,c);var f=b._updater.elements[R(a)];f&&(f.newIndex=c,b._updater.changed=!0),b._updater.itemsMoved=!0}b._currentMode()._dragging&&b._currentMode()._draggingUnselectedItem&&b._currentMode()._dragInfo._isIncluded(d)&&(b._updater.newDragInfo=new I._Selection(b,[{firstIndex:c,lastIndex:c}]),b._updater.updateDrag=!0),b._updater.oldFocus.type!==w.ObjectType.groupHeader&&b._updater.oldFocus.index===d&&(b._updater.newFocus.index=c,b._updater.changed=!0),b._updater.oldSelectionPivot===d&&(b._updater.newSelectionPivot=c,b._updater.changed=!0);var g=b._updater.selectionFirst[d];g&&(g.newFirstIndex=c,b._updater.changed=!0,b._updater.selectionChanged=!0,b._updater.updateDrag=!0),g=b._updater.selectionLast[d],g&&(g.newLastIndex=c,b._updater.changed=!0,b._updater.selectionChanged=!0,b._updater.updateDrag=!0)}},endNotifications:function(){b._update()},inserted:function(a){b._ifZombieDispose()||(b._writeProfilerMark("inserted,info"),b._createUpdater(),b._updater.changed=!0,a.retain(),b._updater.insertsCount++,b._insertedItems[a.handle]=a)},moved:function(a,c,d,e){if(!b._ifZombieDispose()){if(b._createUpdater(),b._updater.movesCount++,a){b._updater.itemsMoved=!0;var f=b._updater.elements[R(a)];f&&(f.moved=!0)}var g=b._updater.selectionHandles[e.handle];if(g===+g){b._updater.updateDrag=!0,b._updater.selectionChanged=!0,b._updater.changed=!0;var h=b._updater.selectionFirst[g],i=b._updater.selectionLast[g],j=h||i;j&&j.oldFirstIndex!==j.oldLastIndex&&(delete b._updater.selectionFirst[j.oldFirstIndex],delete b._updater.selectionLast[j.oldLastIndex])}b._writeProfilerMark("moved("+g+"),info")}},countChanged:function(a,c){b._ifZombieDispose()||(b._writeProfilerMark("countChanged("+a+"),info"),b._cachedCount=a,b._createUpdater(),b._view.lastIndexDisplayed+1===c&&(b._updater.changed=!0),b._updater.countDifference+=a-c)},reload:function(){b._ifZombieDispose()||(b._writeProfilerMark("reload,info"),b._processReload())}};this._versionManager&&this._versionManager._dispose(),this._versionManager=new x._VersionManager,this._updater=null;var d=this._selection.getRanges();this._selection._selected.clear(),this._itemsManager&&(this._itemsManager.dataSource&&this._itemsManager.dataSource.removeEventListener&&this._itemsManager.dataSource.removeEventListener("statuschanged",a,!1),this._clearInsertedItems(),this._itemsManager.release()),this._itemsCountPromise&&(this._itemsCountPromise.cancel(),this._itemsCountPromise=null),this._cachedCount=z._UNINITIALIZED,this._itemsManager=t._createItemsManager(this._dataSource,this._renderWithoutReuse.bind(this),c,{ownerElement:this._element,versionManager:this._versionManager,indexInView:function(a){return a>=b.indexOfFirstVisible&&a<=b.indexOfLastVisible},viewCallsReady:!0,profilerId:this._id}),this._dataSource.addEventListener&&this._dataSource.addEventListener("statuschanged",a,!1),this._selection._selected.set(d)},_processReload:function(){this._affectedRange.addAll(),this._cancelAsyncViewWork(!0),this._currentMode()._dragging&&this._currentMode()._clearDragProperties(),this._groupFocusCache.clear(),this._selection._reset(),this._updateItemsManager(),this._pendingLayoutReset=!0,this._batchViewUpdates(z._ViewChange.rebuild,z._ScrollToPriority.low,this.scrollPosition)},_createUpdater:function(){if(!this._updater){this.itemDataSource._isVirtualizedDataSource&&this._affectedRange.addAll(),this._versionManager.beginUpdating(),this._cancelAsyncViewWork();var a={changed:!1,elements:{},selectionFirst:{},selectionLast:{},selectionHandles:{},oldSelectionPivot:{type:w.ObjectType.item,index:z._INVALID_INDEX},newSelectionPivot:{type:w.ObjectType.item,index:z._INVALID_INDEX},removed:[],selectionChanged:!1,oldFocus:{type:w.ObjectType.item,index:z._INVALID_INDEX},newFocus:{type:w.ObjectType.item,index:z._INVALID_INDEX},hadKeyboardFocus:this._hasKeyboardFocus,itemsMoved:!1,lastVisible:this.indexOfLastVisible,updateDrag:!1,movesCount:0,insertsCount:0,deletesCount:0,countDifference:0};this._view.items.each(function(b,c,d){a.elements[R(c)]={item:c,container:d.container,itemBox:d.itemBox,index:b,newIndex:b,itemsManagerRecord:d.itemsManagerRecord,detached:d.detached}});for(var b=this._selection._selected._ranges,c=0,d=b.length;d>c;c++){var e=b[c],f={newFirstIndex:b[c].firstIndex,oldFirstIndex:b[c].firstIndex,newLastIndex:b[c].lastIndex,oldLastIndex:b[c].lastIndex};a.selectionFirst[f.oldFirstIndex]=f,a.selectionLast[f.oldLastIndex]=f,a.selectionHandles[e.firstPromise.handle]=f.oldFirstIndex,a.selectionHandles[e.lastPromise.handle]=f.oldLastIndex}a.oldSelectionPivot=this._selection._pivot,a.newSelectionPivot=a.oldSelectionPivot,a.oldFocus=this._selection._getFocused(),a.newFocus=this._selection._getFocused(),this._updater=a}},_synchronize:function(){var a=this._updater;if(this._updater=null,this._groupsChanged=!1,this._countDifference=this._countDifference||0,a&&a.changed){a.itemsMoved&&this._layout.itemsMoved&&this._layout.itemsMoved(),a.removed.length&&this._layout.itemsRemoved&&this._layout.itemsRemoved(a.removed.map(function(a){return a.itemBox})),(a.itemsMoved||a.removed.length||Object.keys(this._insertedItems).length)&&this._layout.setupAnimations&&this._layout.setupAnimations(),this._currentMode().onDataChanged&&this._currentMode().onDataChanged();var b=[];for(var c in a.selectionFirst)if(a.selectionFirst.hasOwnProperty(c)){var d=a.selectionFirst[c];a.selectionChanged=a.selectionChanged||d.newLastIndex-d.newFirstIndex!==d.oldLastIndex-d.oldFirstIndex,d.newFirstIndex<=d.newLastIndex&&b.push({firstIndex:d.newFirstIndex,lastIndex:d.newLastIndex})}if(a.selectionChanged){var e=new I._Selection(this,b);this._selection._fireSelectionChanging(e),this._selection._selected.set(b),this._selection._fireSelectionChanged(),e.clear()}else this._selection._selected.set(b);this._selection._updateCount(this._cachedCount),a.newSelectionPivot=Math.min(this._cachedCount-1,a.newSelectionPivot),this._selection._pivot=a.newSelectionPivot>=0?a.newSelectionPivot:z._INVALID_INDEX,a.newFocus.type!==w.ObjectType.groupHeader&&(a.newFocus.index=Math.max(0,Math.min(this._cachedCount-1,a.newFocus.index))),this._selection._setFocused(a.newFocus,this._selection._keyboardFocused());var f=this._modifiedElements||[],g={};for(this._modifiedElements=[],this._countDifference+=a.countDifference,c=0;c<f.length;c++){var h=f[c];-1===h.newIndex?this._modifiedElements.push(h):g[h.newIndex]=h}for(c=0;c<a.removed.length;c++){var i=a.removed[c],h=g[i.index];h?delete g[i.index]:h={oldIndex:i.index},h.newIndex=-1,h._removalHandled||(h._itemBox=i.itemBox,h._containerStripe=i.containerStripe),this._modifiedElements.push(h)}var j=Object.keys(this._insertedItems);for(c=0;c<j.length;c++)this._modifiedElements.push({oldIndex:-1,newIndex:this._insertedItems[j[c]].index});this._writeProfilerMark("_synchronize:update_modifiedElements,StartTM");var k={};for(c in a.elements)if(a.elements.hasOwnProperty(c)){var l=a.elements[c];k[l.newIndex]={element:l.item,container:l.container,itemBox:l.itemBox,itemsManagerRecord:l.itemsManagerRecord,detached:l.detached};var h=g[l.index];h?(delete g[l.index],h.newIndex=l.newIndex):h={oldIndex:l.index,newIndex:l.newIndex},h.moved=l.moved,this._modifiedElements.push(h)}this._writeProfilerMark("_synchronize:update_modifiedElements,StopTM");var m=Object.keys(g);for(c=0;c<m.length;c++){var n=m[c],h=g[n];-1!==h.oldIndex&&this._modifiedElements.push(h)}this._view.items._itemData=k,a.updateDrag&&this._currentMode()._dragging&&(this._currentMode()._draggingUnselectedItem?a.newDragInfo&&(this._currentMode()._dragInfo=a.newDragInfo):this._currentMode()._dragInfo=this._selection,this._currentMode().fireDragUpdateEvent()),a.focusedItemRemoved||this._focusRequest&&a.oldFocus.index!==a.newFocus.index||a.oldFocus.type!==a.newFocus.type?(this._itemFocused=!1,this._setFocusOnItem(this._selection._getFocused())):a.newFocusedItem&&(this._hasKeyboardFocus=a.hadKeyboardFocus,this._itemFocused=!1,this._setFocusOnItem(this._selection._getFocused()));var o=this;return this._groups.synchronizeGroups().then(function(){return a.newFocus.type===w.ObjectType.groupHeader&&(a.newFocus.index=Math.min(o._groups.length()-1,a.newFocus.index),a.newFocus.index<0&&(a.newFocus={type:w.ObjectType.item,index:0}),o._selection._setFocused(a.newFocus,o._selection._keyboardFocused())),o._versionManager.endUpdating(),a.deletesCount>0&&o._updateDeleteWrapperSize(),o._view.updateTree(o._cachedCount,o._countDifference,o._modifiedElements)}).then(function(){return o._lastScrollPosition})}this._countDifference+=a?a.countDifference:0;var o=this;return this._groups.synchronizeGroups().then(function(){return a&&o._versionManager.endUpdating(),o._view.updateTree(o._cachedCount,o._countDifference,o._modifiedElements)}).then(function(){return o.scrollPosition})},_updateDeleteWrapperSize:function(a){var b=this._horizontal()?"width":"height";this._deleteWrapper.style["min-"+b]=(a?0:this.scrollPosition+this._getViewportSize()[b])+"px"},_verifyRealizationNeededForChange:function(){var a=!1,b=(this._view.lastIndexDisplayed||0)-(this._view.firstIndexDisplayed||0),c=this._updater&&0===this._updater.movesCount&&0===this._updater.insertsCount&&this._updater.deletesCount>0&&this._updater.deletesCount===Math.abs(this._updater.countDifference);if(c&&this._updater.elements)for(var d=Object.keys(this._updater.elements),e=0,f=d.length;f>e;e++){var g=this._updater.elements[d[e]],h=g.index-g.newIndex;if(0>h||h>this._updater.deletesCount){c=!1;break}}this._view.deletesWithoutRealize=this._view.deletesWithoutRealize||0,c&&this._view.lastIndexDisplayed<this._view.end-b&&this._updater.deletesCount+this._view.deletesWithoutRealize<b?(a=!0,this._view.deletesWithoutRealize+=Math.abs(this._updater.countDifference),this._writeProfilerMark("skipping realization on delete,info")):this._view.deletesWithoutRealize=0,this._view._setSkipRealizationForChange(a)},_update:function(){if(this._writeProfilerMark("update,StartTM"),!this._ifZombieDispose()){this._updateJob=null;var a=this;this._versionManager.noOutstandingNotifications&&(this._updater||this._groupsChanged?(this._cancelAsyncViewWork(),this._verifyRealizationNeededForChange(),this._synchronize().then(function(b){a._writeProfilerMark("update,StopTM"),a._batchViewUpdates(z._ViewChange.relayout,z._ScrollToPriority.low,b).complete()})):this._batchViewUpdates(z._ViewChange.relayout,z._ScrollToPriority.low,this._lastScrollPosition).complete())}},_scheduleUpdate:function(){if(!this._updateJob){var a=this;this._updateJob=n.schedulePromiseHigh(null,"WinJS.UI.ListView._update").then(function(){a._updateJob&&a._update()}),this._raiseViewLoading()}},_createGroupsContainer:function(){this._groups&&this._groups.cleanUp(),this._groupDataSource?this._groups=new E._UnvirtualizedGroupsContainer(this,this._groupDataSource):this._groups=new E._NoGroups(this)},_createLayoutSite:function(){var b=this;return Object.create({invalidateLayout:function(){b._pendingLayoutReset=!0;var a="horizontal"===b._layout.orientation!==b._horizontalLayout;b._affectedRange.addAll(),b._batchViewUpdates(z._ViewChange.rebuild,z._ScrollToPriority.low,a?0:b.scrollPosition,!1,!0)},itemFromIndex:function(a){return b._itemsManager._itemPromiseAtIndex(a)},groupFromIndex:function(a){return b._groupsEnabled()?a<b._groups.length()?b._groups.group(a).userData:null:{key:"-1"}},groupIndexFromItemIndex:function(a){return a=Math.max(0,a),b._groups.groupFromItem(a)},renderItem:function(c){return m._cancelBlocker(b._itemsManager._itemFromItemPromise(c)).then(function(c){if(c){var d=b._itemsManager._recordFromElement(c);d.pendingReady&&d.pendingReady(),c=c.cloneNode(!0),r.addClass(c,z._itemClass);var e=a.document.createElement("div");r.addClass(e,z._itemBoxClass),e.appendChild(c);var f=a.document.createElement("div");return r.addClass(f,z._containerClass),f.appendChild(e),f}return m.cancel})},renderHeader:function(c){var d=t._normalizeRendererReturn(b.groupHeaderTemplate(m.wrap(c)));return d.then(function(b){r.addClass(b.element,z._headerClass);var c=a.document.createElement("div");return r.addClass(c,z._headerContainerClass),c.appendChild(b.element),c})},readyToMeasure:function(){b._getViewportLength(),b._getCanvasMargins()},_isZombie:function(){return b._isZombie()},_writeProfilerMark:function(a){b._writeProfilerMark(a)}},{_itemsManager:{enumerable:!0,get:function(){return b._itemsManager}},rtl:{enumerable:!0,get:function(){return b._rtl()}},surface:{enumerable:!0,get:function(){return b._canvas}},viewport:{enumerable:!0,get:function(){return b._viewport}},scrollbarPos:{enumerable:!0,get:function(){return b.scrollPosition}},viewportSize:{enumerable:!0,get:function(){return b._getViewportSize()}},loadingBehavior:{enumerable:!0,get:function(){return b.loadingBehavior}},animationsDisabled:{enumerable:!0,get:function(){return b._animationsDisabled()}},tree:{enumerable:!0,get:function(){return b._view.tree}},realizedRange:{enumerable:!0,get:function(){return{firstPixel:Math.max(0,b.scrollPosition-2*b._getViewportLength()),lastPixel:b.scrollPosition+3*b._getViewportLength()-1}}},visibleRange:{enumerable:!0,get:function(){return{firstPixel:b.scrollPosition,lastPixel:b.scrollPosition+b._getViewportLength()-1}}},itemCount:{enumerable:!0,get:function(){return b._itemsCount()}},groupCount:{enumerable:!0,get:function(){return b._groups.length()}},header:{enumerable:!0,get:function(){return b.header}},footer:{enumerable:!0,get:function(){return b.footer}}})},_initializeLayout:function(){this._affectedRange.addAll();var a=this._createLayoutSite();return this._layout.initialize(a,this._groupsEnabled()),"horizontal"===this._layout.orientation},_resetLayoutOrientation:function(a){this._horizontalLayout?(this._startProperty="left",this._scrollProperty="scrollLeft",this._scrollLength="scrollWidth",this._deleteWrapper.style.minHeight="",r.addClass(this._viewport,z._horizontalClass),r.removeClass(this._viewport,z._verticalClass),a&&(this._viewport.scrollTop=0)):(this._startProperty="top",this._scrollProperty="scrollTop",this._scrollLength="scrollHeight",this._deleteWrapper.style.minWidth="",r.addClass(this._viewport,z._verticalClass),r.removeClass(this._viewport,z._horizontalClass),a&&r.setScrollPosition(this._viewport,{scrollLeft:0}))},_resetLayout:function(){this._pendingLayoutReset=!1,this._affectedRange.addAll(),this._layout&&(this._layout.uninitialize(),this._horizontalLayout=this._initializeLayout(),this._resetLayoutOrientation())},_updateLayout:function(a){var b=!1;this._layout&&(this._cancelAsyncViewWork(!0),this._layout.uninitialize(),b=!0);var c;if(a&&"function"==typeof a.type){var d=T(a.type);c=new d(a)}else c=a&&a.initialize?a:new H.GridLayout(a);b&&this._resetCanvas(),this._layoutImpl=c,this._layout=new H._LayoutWrapper(c),b&&this._unsetFocusOnItem(),this._setFocusOnItem({type:w.ObjectType.item,index:0}),this._selection._setFocused({type:w.ObjectType.item,index:0}),this._lastFocusedElementInGroupTrack={type:w.ObjectType.item,index:-1},this._headerContainer.style.opacity=0,this._footerContainer.style.opacity=0,this._horizontalLayout=this._initializeLayout(),this._resetLayoutOrientation(b),b&&(this._canvas.style.width=this._canvas.style.height="")},_currentMode:function(){return this._mode},_setDraggable:function(){var a=this.itemsDraggable||this.itemsReorderable;this._view.items.each(function(b,c,d){d.itemBox&&(d.itemBox.draggable=a&&!r.hasClass(c,z._nonDraggableClass))})},_resizeViewport:function(){this._viewportWidth=z._UNINITIALIZED,this._viewportHeight=z._UNINITIALIZED},_onElementResize:function(){this._writeProfilerMark("_onElementResize,info"),n.schedule(function(){if(!this._isZombie()&&this._viewportWidth!==z._UNINITIALIZED&&this._viewportHeight!==z._UNINITIALIZED){var a=this._element.offsetWidth,b=this._element.offsetHeight;if(this._previousWidth!==a||this._previousHeight!==b){this._writeProfilerMark("resize ("+this._previousWidth+"x"+this._previousHeight+") => ("+a+"x"+b+"),info"),this._previousWidth=a,this._previousHeight=b,this._resizeViewport();var c=this;this._affectedRange.addAll(),this._batchViewUpdates(z._ViewChange.relayout,z._ScrollToPriority.low,function(){return{position:c.scrollPosition,direction:"right"}})}}},n.Priority.max,this,"WinJS.UI.ListView._onElementResize")},_onFocusIn:function(a){function b(a){c._changeFocus(c._selection._getFocused(),!0,!1,!1,a)}this._hasKeyboardFocus=!0;var c=this;if(a.target===this._keyboardEventsHelper)!this._keyboardEventsHelper._shouldHaveFocus&&this._keyboardFocusInbound?b(!0):this._keyboardEventsHelper._shouldHaveFocus=!1;else if(a.target===this._element)b();else{if(this._mode.inboundFocusHandled)return void(this._mode.inboundFocusHandled=!1);var d=this._view.items,e={},f=this._getHeaderOrFooterFromElement(a.target),g=null;if(f?(e.index=0,e.type=f===this._header?w.ObjectType.header:w.ObjectType.footer,this._lastFocusedElementInGroupTrack=e):(f=this._groups.headerFrom(a.target),f?(e.type=w.ObjectType.groupHeader,e.index=this._groups.index(f),this._lastFocusedElementInGroupTrack=e):(e.index=d.index(a.target),e.type=w.ObjectType.item,f=d.itemBoxAt(e.index),g=d.itemAt(e.index))),e.index!==z._INVALID_INDEX&&((this._keyboardFocusInbound||this._selection._keyboardFocused())&&(e.type===w.ObjectType.groupHeader&&a.target===f||e.type===w.ObjectType.item&&a.target.parentNode===f)&&this._drawFocusRectangle(f),this._tabManager.childFocus!==f&&this._tabManager.childFocus!==g&&(this._selection._setFocused(e,this._keyboardFocusInbound||this._selection._keyboardFocused()),this._keyboardFocusInbound=!1,e.type===w.ObjectType.item&&(f=d.itemAt(e.index)),this._tabManager.childFocus=f,c._updater))){var h=c._updater.elements[R(f)],i=e.index;h&&h.newIndex&&(i=h.newIndex),c._updater.oldFocus={type:e.type,index:i},c._updater.newFocus={type:e.type,index:i}}}},_onFocusOut:function(a){if(!this._disposed){this._hasKeyboardFocus=!1,this._itemFocused=!1;var b=this._view.items.itemBoxFrom(a.target)||this._groups.headerFrom(a.target);b&&this._clearFocusRectangle(b)}},_onMSManipulationStateChanged:function(a){function b(){c._manipulationEndSignal=null}var c=this;this._manipulationState=a.currentState,c._writeProfilerMark("_onMSManipulationStateChanged state("+a.currentState+"),info"),this._manipulationState===r._MSManipulationEvent.MS_MANIPULATION_STATE_STOPPED||this._manipulationEndSignal||(this._manipulationEndSignal=new o,this._manipulationEndSignal.promise.done(b,b)),this._manipulationState===r._MSManipulationEvent.MS_MANIPULATION_STATE_STOPPED&&this._manipulationEndSignal.complete()},_pendingScroll:!1,_onScroll:function(){this._zooming||this._pendingScroll||this._checkScroller()},_checkScroller:function(){if(!this._isZombie()){var a=this._viewportScrollPosition;if(a!==this._lastScrollPosition){this._pendingScroll=c._requestAnimationFrame(this._checkScroller.bind(this)),a=Math.max(0,a);var b=this._scrollDirection(a);this._lastScrollPosition=a,this._raiseViewLoading(!0),this._raiseHeaderFooterVisibilityEvent();var d=this;this._view.onScroll(function(){return{position:d._lastScrollPosition,direction:b}},this._manipulationEndSignal?this._manipulationEndSignal.promise:m.timeout(z._DEFERRED_SCROLL_END))}else this._pendingScroll=null}},_scrollDirection:function(a){var b=a<this._lastScrollPosition?"left":"right";return b===this._lastDirection?b:this._direction},_onTabEnter:function(){this._keyboardFocusInbound=!0},_onTabExit:function(){this._keyboardFocusInbound=!1},_onPropertyChange:function(a){var b=this;a.forEach(function(a){var c=!1;if("dir"===a.attributeName?c=!0:"style"===a.attributeName&&(c=b._cachedStyleDir!==a.target.style.direction),c&&(b._cachedStyleDir=a.target.style.direction,b._cachedRTL=null,r[b._rtl()?"addClass":"removeClass"](b._element,z._rtlListViewClass),b._lastScrollPosition=0,b._viewportScrollPosition=0,b.forceLayout()),"tabIndex"===a.attributeName){var d=b._element.tabIndex;d>=0&&(b._view.items.each(function(a,b){b.tabIndex=d}),b._header&&(b._header.tabIndex=d),b._footer&&(b._footer.tabIndex=d),b._tabIndex=d,b._tabManager.tabIndex=d,b._element.tabIndex=-1)}})},_getCanvasMargins:function(){return this._canvasMargins||(this._canvasMargins=H._getMargins(this._canvas)),this._canvasMargins},_convertCoordinatesByCanvasMargins:function(a,b){function c(c,d){void 0!==a[c]&&(a[c]=b(a[c],d))}var d;return this._horizontal()?(d=this._getCanvasMargins()[this._rtl()?"right":"left"],c("left",d)):(d=this._getCanvasMargins().top,c("top",d)),c("begin",d),c("end",d),a},_convertFromCanvasCoordinates:function(a){return this._convertCoordinatesByCanvasMargins(a,function(a,b){return a+b})},_convertToCanvasCoordinates:function(a){return this._convertCoordinatesByCanvasMargins(a,function(a,b){return a-b})},_getViewportSize:function(){return(this._viewportWidth===z._UNINITIALIZED||this._viewportHeight===z._UNINITIALIZED)&&(this._viewportWidth=Math.max(0,r.getContentWidth(this._element)),this._viewportHeight=Math.max(0,r.getContentHeight(this._element)),this._writeProfilerMark("viewportSizeDetected width:"+this._viewportWidth+" height:"+this._viewportHeight),this._previousWidth=this._element.offsetWidth,this._previousHeight=this._element.offsetHeight),{width:this._viewportWidth,height:this._viewportHeight}},_itemsCount:function(){function a(){b._itemsCountPromise=null}var b=this;if(this._cachedCount!==z._UNINITIALIZED)return m.wrap(this._cachedCount);var c;return this._itemsCountPromise?c=this._itemsCountPromise:(c=this._itemsCountPromise=this._itemsManager.dataSource.getCount().then(function(a){return a===w.CountResult.unknown&&(a=0),b._cachedCount=a,b._selection._updateCount(b._cachedCount),a},function(){return m.cancel}),this._itemsCountPromise.then(a,a)),c},_isSelected:function(a){return this._selection._isIncluded(a)},_LoadingState:{itemsLoading:"itemsLoading",viewPortLoaded:"viewPortLoaded",itemsLoaded:"itemsLoaded",complete:"complete"},_raiseViewLoading:function(a){this._loadingState!==this._LoadingState.itemsLoading&&(this._scrolling=!!a),this._setViewState(this._LoadingState.itemsLoading)},_raiseViewComplete:function(){this._disposed||this._view.animating||this._setViewState(this._LoadingState.complete)},_raiseHeaderFooterVisibilityEvent:function(){var b=this,c=function(a){if(!a)return!1;var c=b._lastScrollPosition,d=a[b._horizontal()?"offsetLeft":"offsetTop"],e=a[b._horizontal()?"offsetWidth":"offsetHeight"];return d+e>c&&d<c+b._getViewportLength()},d=function(c,d){var e=a.document.createEvent("CustomEvent");e.initCustomEvent(c,!0,!0,{visible:d}),b._element.dispatchEvent(e)},e=!!this._header&&c(this._headerContainer),f=!!this._footer&&c(this._footerContainer);this._headerFooterVisibilityStatus.headerVisible!==e&&(this._headerFooterVisibilityStatus.headerVisible=e,d("headervisibilitychanged",e)),this._headerFooterVisibilityStatus.footerVisible!==f&&(this._headerFooterVisibilityStatus.footerVisible=f,d("footervisibilitychanged",f))},_setViewState:function(b){if(b!==this._loadingState){var c={scrolling:!1};switch(b){case this._LoadingState.viewPortLoaded:this._scheduledForDispose||(L(this),this._scheduledForDispose=!0),this._setViewState(this._LoadingState.itemsLoading);break;case this._LoadingState.itemsLoaded:c={scrolling:this._scrolling},this._setViewState(this._LoadingState.viewPortLoaded);break;case this._LoadingState.complete:this._setViewState(this._LoadingState.itemsLoaded),this._updateDeleteWrapperSize(!0)}this._writeProfilerMark("loadingStateChanged:"+b+",info"),this._loadingState=b;var d=a.document.createEvent("CustomEvent");d.initCustomEvent("loadingstatechanged",!0,!1,c),this._element.dispatchEvent(d)}},_createTemplates:function(){function b(b,c){var d=a.document.createElement("div");return d.className=b,c||d.setAttribute("aria-hidden",!0),d}this._itemBoxTemplate=b(z._itemBoxClass,!0)},_updateSelection:function(){var a=this._selection.getIndices(),b=this._selection.isEverything(),c={};if(!b)for(var d=0,e=a.length;e>d;d++){var f=a[d];c[f]=!0}this._view.items.each(function(a,d,e){if(e.itemBox){var f=b||!!c[a];A._ItemEventsHandler.renderSelection(e.itemBox,d,f,!0),e.container&&r[f?"addClass":"removeClass"](e.container,z._selectedClass)}})},_getViewportLength:function(){return this._getViewportSize()[this._horizontal()?"width":"height"]},_horizontal:function(){return this._horizontalLayout},_rtl:function(){return"boolean"!=typeof this._cachedRTL&&(this._cachedRTL="rtl"===r._getComputedStyle(this._element,null).direction),this._cachedRTL},_showProgressBar:function(a,b,c){var d=this._progressBar,e=d.style;if(!d.parentNode){this._fadingProgressBar=!1,this._progressIndicatorDelayTimer&&this._progressIndicatorDelayTimer.cancel();var f=this;this._progressIndicatorDelayTimer=m.timeout(z._LISTVIEW_PROGRESS_DELAY).then(function(){f._isZombie()||(a.appendChild(d),j.fadeIn(d),f._progressIndicatorDelayTimer=null)})}e[this._rtl()?"right":"left"]=b,e.top=c},_hideProgressBar:function(){this._progressIndicatorDelayTimer&&(this._progressIndicatorDelayTimer.cancel(),this._progressIndicatorDelayTimer=null);var a=this._progressBar;if(a.parentNode&&!this._fadingProgressBar){this._fadingProgressBar=!0;var b=this;j.fadeOut(a).then(function(){a.parentNode&&a.parentNode.removeChild(a),b._fadingProgressBar=!1})}},_getPanAxis:function(){
return this._horizontal()?"horizontal":"vertical"},_configureForZoom:function(a,b,e){if(c.validation&&(!this._view.realizePage||"number"!=typeof this._view.begin))throw new d("WinJS.UI.ListView.NotCompatibleWithSemanticZoom",S.notCompatibleWithSemanticZoom);this._isZoomedOut=a,this._disableEntranceAnimation=!b,this._isCurrentZoomView=b,this._triggerZoom=e},_setCurrentItem:function(a,b){this._rtl()&&(a=this._viewportWidth-a),this._horizontal()?a+=this.scrollPosition:b+=this.scrollPosition;var c=this._view.hitTest(a,b),d={type:c.type?c.type:w.ObjectType.item,index:c.index};d.index>=0&&(this._hasKeyboardFocus?this._changeFocus(d,!0,!1,!0):this._changeFocusPassively(d))},_getCurrentItem:function(){var a=this._selection._getFocused();a.type===w.ObjectType.groupHeader?a={type:w.ObjectType.item,index:this._groups.group(a.index).startIndex}:a.type!==w.ObjectType.item&&(a={type:w.ObjectType.item,index:a.type===w.ObjectType.header?0:this._cachedCount}),"number"!=typeof a.index&&(this._setCurrentItem(.5*this._viewportWidth,.5*this._viewportHeight),a=this._selection._getFocused());var b=this,c=this._getItemOffsetPosition(a.index).then(function(a){var c=b._canvasStart;return a[b._startProperty]+=c,a});return m.join({item:this._dataSource.itemFromIndex(a.index),position:c})},_animateItemsForPhoneZoom:function(){function a(a,b,c){return function(d){return(b[d]-a)*c}}function b(){for(var a=0,b=c.length;b>a;a++)c[a].style[O.scriptName]=""}for(var c=[],d=[],e=[],f=Number.MAX_VALUE,g=this,h=this._view.firstIndexDisplayed,i=Math.min(this._cachedCount,this._view.lastIndexDisplayed+1);i>h;h++)e.push(this._view.waitForEntityPosition({type:w.ObjectType.item,index:h}).then(function(){c.push(g._view.items.containerAt(h));var a=0;if(g.layout._getItemPosition){var b=g.layout._getItemPosition(h);b.row&&(a=b.row)}d.push(a),f=Math.min(a,f)}));return m.join(e).then(function(){return(0===c.length?m.wrap():k.executeTransition(c,{property:O.cssName,delay:a(f,d,30),duration:100,timing:"ease-in-out",from:g._isCurrentZoomView?"rotateX(0deg)":"rotateX(-90deg)",to:g._isCurrentZoomView?"rotateX(90deg)":"rotateX(0deg)"})).then(b,b)}).then(b,b)},_beginZoom:function(){this._zooming=!0;var a=null;if(c.isPhone){if(this._isZoomedOut)if(this._zoomAnimationPromise&&this._zoomAnimationPromise.cancel(),this._isCurrentZoomView){var b=this,d=function(){b._zoomAnimationPromise=null};this._zoomAnimationPromise=a=this._animateItemsForPhoneZoom().then(d,d)}else this._zoomAnimationPromise=new o,a=this._zoomAnimationPromise.promise}else{var e=this._horizontal(),f=-this.scrollPosition;r.addClass(this._viewport,e?z._zoomingXClass:z._zoomingYClass),this._canvasStart=f,r.addClass(this._viewport,e?z._zoomingYClass:z._zoomingXClass)}return a},_positionItem:function(a,b){function e(a){return f._getItemOffsetPosition(a).then(function(d){var e,g=f._horizontal(),h=f._viewport[g?"scrollWidth":"scrollHeight"],i=g?f._viewportWidth:f._viewportHeight,j=g?"headerContainerWidth":"headerContainerHeight",k=f.layout._sizes,l=0;k&&k[j]&&(l=k[j]);var m=c.isPhone?l:b[f._startProperty],n=i-(g?d.width:d.height);m=Math.max(0,Math.min(n,m)),e=d[f._startProperty]-m;var o=Math.max(0,Math.min(h-i,e)),p=o-e;e=o;var q={type:w.ObjectType.item,index:a};if(f._hasKeyboardFocus?f._changeFocus(q,!0):f._changeFocusPassively(q),f._raiseViewLoading(!0),c.isPhone)f._viewportScrollPosition=e;else{var r=-e;f._canvasStart=r}if(f._view.realizePage(e,!0),c.isPhone&&f._isZoomedOut){var s=function(){f._zoomAnimationPromise&&f._zoomAnimationPromise.complete&&f._zoomAnimationPromise.complete(),f._zoomAnimationPromise=null};f._animateItemsForPhoneZoom().then(s,s)}return g?{x:p,y:0}:{x:0,y:p}})}var f=this,g=0;if(a&&(g=this._isZoomedOut?a.groupIndexHint:a.firstItemIndexHint),"number"==typeof g)return e(g);var h,i=this._isZoomedOut?a.groupKey:a.firstItemKey;if("string"==typeof i&&this._dataSource.itemFromKey)h=this._dataSource.itemFromKey(i,this._isZoomedOut?{groupMemberKey:a.key,groupMemberIndex:a.index}:null);else{var j=this._isZoomedOut?a.groupDescription:a.firstItemDescription;if(c.validation&&void 0===j)throw new d("WinJS.UI.ListView.InvalidItem",S.listViewInvalidItem);h=this._dataSource.itemFromDescription(j)}return h.then(function(a){return e(a.index)})},_endZoom:function(a){if(!this._isZombie()){if(!c.isPhone){var b=this._canvasStart;r.removeClass(this._viewport,z._zoomingYClass),r.removeClass(this._viewport,z._zoomingXClass),this._canvasStart=0,this._viewportScrollPosition=-b}this._disableEntranceAnimation=!a,this._isCurrentZoomView=a,this._zooming=!1,this._view.realizePage(this.scrollPosition,!1)}},_getItemOffsetPosition:function(a){var b=this;return this._getItemOffset({type:w.ObjectType.item,index:a}).then(function(a){return b._ensureFirstColumnRange(w.ObjectType.item).then(function(){return a=b._correctRangeInFirstColumn(a,w.ObjectType.item),a=b._convertFromCanvasCoordinates(a),b._horizontal()?(a.left=a.begin,a.width=a.end-a.begin,a.height=a.totalHeight):(a.top=a.begin,a.height=a.end-a.begin,a.width=a.totalWidth),a})})},_groupRemoved:function(a){this._groupFocusCache.deleteGroup(a)},_updateFocusCache:function(a){this._updateFocusCacheItemRequest&&this._updateFocusCacheItemRequest.cancel();var b=this;this._updateFocusCacheItemRequest=this._view.items.requestItem(a).then(function(){b._updateFocusCacheItemRequest=null;var c=b._view.items.itemDataAt(a),d=b._groups.groupFromItem(a),e=b._groups.group(d).key;c.itemsManagerRecord.item&&b._groupFocusCache.updateCache(e,c.itemsManagerRecord.item.key,a)})},_changeFocus:function(a,b,c,d,e){if(!this._isZombie()){var f;if(a.type===w.ObjectType.item)f=this._view.items.itemAt(a.index),!b&&f&&r.hasClass(f,z._nonSelectableClass)&&(b=!0),this._updateFocusCache(a.index);else if(a.type===w.ObjectType.groupHeader){this._lastFocusedElementInGroupTrack=a;var g=this._groups.group(a.index);f=g&&g.header}else this._lastFocusedElementInGroupTrack=a,f=a.type===w.ObjectType.footer?this._footer:this._header;this._unsetFocusOnItem(!!f),this._hasKeyboardFocus=!0,this._selection._setFocused(a,e),d||this.ensureVisible(a),!b&&this._selectFocused(c)&&this._selection.set(a.index),this._setFocusOnItem(a)}},_changeFocusPassively:function(a){var b;switch(a.type){case w.ObjectType.item:b=this._view.items.itemAt(a.index),this._updateFocusCache(a.index);break;case w.ObjectType.groupHeader:this._lastFocusedElementInGroupTrack=a;var c=this._groups.group(a.index);b=c&&c.header;break;case w.ObjectType.header:this._lastFocusedElementInGroupTrack=a,b=this._header;break;case w.ObjectType.footer:this._lastFocusedElementInGroupTrack=a,b=this._footer}this._unsetFocusOnItem(!!b),this._selection._setFocused(a),this._setFocusOnItem(a)},_drawFocusRectangle:function(b){if(b!==this._header&&b!==this._footer)if(r.hasClass(b,z._headerClass))r.addClass(b,z._itemFocusClass);else{var c=this._view.items.itemBoxFrom(b);if(c.querySelector("."+z._itemFocusOutlineClass))return;r.addClass(c,z._itemFocusClass);var d=a.document.createElement("div");d.className=z._itemFocusOutlineClass,c.appendChild(d)}},_clearFocusRectangle:function(a){if(a&&!this._isZombie()&&a!==this._header&&a!==this._footer){var b=this._view.items.itemBoxFrom(a);if(b){r.removeClass(b,z._itemFocusClass);var c=b.querySelector("."+z._itemFocusOutlineClass);c&&c.parentNode.removeChild(c)}else{var d=this._groups.headerFrom(a);d&&r.removeClass(d,z._itemFocusClass)}}},_defaultInvoke:function(a){(this._isZoomedOut||c.isPhone&&this._triggerZoom&&a.type===w.ObjectType.groupHeader)&&(this._changeFocusPassively(a),this._triggerZoom())},_selectionAllowed:function(a){var b=void 0!==a?this.elementFromIndex(a):null,c=!(b&&r.hasClass(b,z._nonSelectableClass));return c&&this._selectionMode!==w.SelectionMode.none},_multiSelection:function(){return this._selectionMode===w.SelectionMode.multi},_isInSelectionMode:function(){return this.tapBehavior===w.TapBehavior.toggleSelect&&this.selectionMode===w.SelectionMode.multi},_selectOnTap:function(){return this._tap===w.TapBehavior.toggleSelect||this._tap===w.TapBehavior.directSelect},_selectFocused:function(a){return this._tap===w.TapBehavior.directSelect&&this._selectionMode===w.SelectionMode.multi&&!a},_dispose:function(){if(!this._disposed){this._disposed=!0;var a=function(a){a&&(a.textContent="")};r._resizeNotifier.unsubscribe(this._element,this._onElementResizeBound),this._elementResizeInstrument.dispose(),this._batchingViewUpdates&&this._batchingViewUpdates.cancel(),this._view&&this._view._dispose&&this._view._dispose(),this._mode&&this._mode._dispose&&this._mode._dispose(),this._groups&&this._groups._dispose&&this._groups._dispose(),this._selection&&this._selection._dispose&&this._selection._dispose(),this._layout&&this._layout.uninitialize&&this._layout.uninitialize(),this._itemsCountPromise&&this._itemsCountPromise.cancel(),this._versionManager&&this._versionManager._dispose(),this._clearInsertedItems(),this._itemsManager&&this._itemsManager.release(),this._zoomAnimationPromise&&this._zoomAnimationPromise.cancel(),a(this._viewport),a(this._canvas),a(this._canvasProxy),this._versionManager=null,this._view=null,this._mode=null,this._element=null,this._viewport=null,this._itemsManager=null,this._canvas=null,this._canvasProxy=null,this._itemsCountPromise=null,this._scrollToFunctor=null;var b=Q.indexOf(this);b>=0&&Q.splice(b,1)}},_isZombie:function(){return this._disposed||!(this.element.firstElementChild&&a.document.body.contains(this.element))},_ifZombieDispose:function(){var a=this._isZombie();return a&&!this._disposed&&L(this),a},_animationsDisabled:function(){return 0===this._viewportWidth||0===this._viewportHeight?!0:!k.isAnimationEnabled()},_fadeOutViewport:function(){var a=this;return new m(function(b){if(a._animationsDisabled())return void b();if(!a._fadingViewportOut){a._waitingEntranceAnimationPromise&&(a._waitingEntranceAnimationPromise.cancel(),a._waitingEntranceAnimationPromise=null);var c=a._fireAnimationEvent(U.contentTransition);a._firedAnimationEvent=!0,c.prevented?(a._disableEntranceAnimation=!0,a._viewport.style.opacity=1,b()):(a._fadingViewportOut=!0,a._viewport.style.overflow="hidden",j.fadeOut(a._viewport).then(function(){a._isZombie()||(a._fadingViewportOut=!1,a._viewport.style.opacity=1,b())}))}})},_animateListEntrance:function(a){function b(){e._canvas.style.opacity=1,e._headerContainer.style.opacity=1,e._footerContainer.style.opacity=1,e._viewport.style.overflow="",e._raiseHeaderFooterVisibilityEvent()}var d={prevented:!1,animationPromise:m.wrap()},e=this;return this._raiseHeaderFooterVisibilityEvent(),this._disableEntranceAnimation||this._animationsDisabled()?(b(),this._waitingEntranceAnimationPromise&&(this._waitingEntranceAnimationPromise.cancel(),this._waitingEntranceAnimationPromise=null),m.wrap()):(this._firedAnimationEvent?this._firedAnimationEvent=!1:d=this._fireAnimationEvent(U.entrance),d.prevented||c.isPhone?(b(),m.wrap()):(this._waitingEntranceAnimationPromise&&this._waitingEntranceAnimationPromise.cancel(),this._canvas.style.opacity=0,this._viewport.style.overflow="hidden",this._headerContainer.style.opacity=1,this._footerContainer.style.opacity=1,this._waitingEntranceAnimationPromise=d.animationPromise.then(function(){return e._isZombie()?void 0:(e._canvas.style.opacity=1,j.enterContent(e._viewport).then(function(){e._isZombie()||(e._waitingEntranceAnimationPromise=null,e._viewport.style.overflow="")}))}),this._waitingEntranceAnimationPromise))},_fireAnimationEvent:function(b){var c=a.document.createEvent("CustomEvent"),d=m.wrap();c.initCustomEvent("contentanimating",!0,!0,{type:b}),b===U.entrance&&(c.detail.setPromise=function(a){d=a});var e=!this._element.dispatchEvent(c);return{prevented:e,animationPromise:d}},_createAriaMarkers:function(){this._viewport.getAttribute("aria-label")||this._viewport.setAttribute("aria-label",S.listViewViewportAriaLabel),this._ariaStartMarker||(this._ariaStartMarker=a.document.createElement("div"),this._ariaStartMarker.id=R(this._ariaStartMarker),this._viewport.insertBefore(this._ariaStartMarker,this._viewport.firstElementChild)),this._ariaEndMarker||(this._ariaEndMarker=a.document.createElement("div"),this._ariaEndMarker.id=R(this._ariaEndMarker),this._viewport.appendChild(this._ariaEndMarker))},_updateItemsAriaRoles:function(){var a,b,c=this,d=this._element.getAttribute("role");this._currentMode().staticMode()?(a="list",b="listitem"):(a="listbox",b="option"),(d!==a||this._itemRole!==b)&&(this._element.setAttribute("role",a),this._itemRole=b,this._view.items.each(function(a,b){b.setAttribute("role",c._itemRole)}))},_updateGroupHeadersAriaRoles:function(){var a=this.groupHeaderTapBehavior===w.GroupHeaderTapBehavior.none?"separator":"link";if(this._headerRole!==a){this._headerRole=a;for(var b=0,c=this._groups.length();c>b;b++){var d=this._groups.group(b).header;d&&d.setAttribute("role",this._headerRole)}}},_setAriaSelected:function(a,b){var c="true"===a.getAttribute("aria-selected");b!==c&&a.setAttribute("aria-selected",b)},_setupAriaSelectionObserver:function(a){a._mutationObserver||(this._mutationObserver.observe(a,{attributes:!0,attributeFilter:["aria-selected"]}),a._mutationObserver=!0)},_itemPropertyChange:function(a){function b(a){a.forEach(function(a){a.item.setAttribute("aria-selected",!a.selected)})}if(!this._isZombie()){for(var c=this,d=c._selectionMode===w.SelectionMode.single,e=[],f=[],g=0,h=a.length;h>g;g++){var i=a[g].target,j=c._view.items.itemBoxFrom(i),k="true"===i.getAttribute("aria-selected");if(j&&k!==r._isSelectionRendered(j)){var l=c._view.items.index(j),m={index:l,item:i,selected:k};(c._selectionAllowed(l)?e:f).push(m)}}if(e.length>0){var n=new o;c.selection._synchronize(n).then(function(){var a=c.selection._cloneSelection();return e.forEach(function(b){b.selected?a[d?"set":"add"](b.index):a.remove(b.index)}),c.selection._set(a)}).then(function(a){c._isZombie()||a||b(e),n.complete()})}b(f)}},_groupsEnabled:function(){return!!this._groups.groupDataSource},_getItemPosition:function(a,b){var c=this;return this._view.waitForEntityPosition(a).then(function(){var d,e=c._zooming&&0!==c._canvasStart;switch(a.type){case w.ObjectType.item:d=c._view.getContainer(a.index);break;case w.ObjectType.groupHeader:d=c._view._getHeaderContainer(a.index);break;case w.ObjectType.header:e=!0,d=c._headerContainer;break;case w.ObjectType.footer:e=!0,d=c._footerContainer}if(d){c._writeProfilerMark("WinJS.UI.ListView:getItemPosition,info");var f,g;c._view._expandedRange?(f=c._view._expandedRange.first.index,g=c._view._expandedRange.last.index):b=!1,a.type===w.ObjectType.item?(b=!!b,b&=c._view._ensureContainerInDOM(a.index)):b=!1;var h=c._getItemMargins(a.type),i={left:c._rtl()?M(d)-h.right:d.offsetLeft-h.left,top:d.offsetTop-h.top,totalWidth:r.getTotalWidth(d),totalHeight:r.getTotalHeight(d),contentWidth:r.getContentWidth(d),contentHeight:r.getContentHeight(d)};return b&&c._view._forceItemsBlocksInDOM(f,g+1),e?i:c._convertToCanvasCoordinates(i)}return m.cancel})},_getItemOffset:function(a,b){var c=this;return this._getItemPosition(a,b).then(function(b){var d=c._getItemMargins(a.type);if(c._horizontal()){var e=c._rtl();b.begin=b.left-d[e?"left":"right"],b.end=b.left+b.totalWidth+d[e?"right":"left"]}else b.begin=b.top-d.bottom,b.end=b.top+b.totalHeight+d.top;return b})},_getItemMargins:function(b){b=b||w.ObjectType.item;var c=this,d=function(b){var d,e=c._canvas.querySelector("."+b);e||(e=a.document.createElement("div"),r.addClass(e,b),c._viewport.appendChild(e),d=!0);var f=H._getMargins(e);return d&&c._viewport.removeChild(e),f};return b===w.ObjectType.item?this._itemMargins?this._itemMargins:this._itemMargins=d(z._containerClass):b===w.ObjectType.groupHeader?this._headerMargins?this._headerMargins:this._headerMargins=d(z._headerContainerClass):(this._headerFooterMargins||(this._headerFooterMargins={headerMargins:d(z._listHeaderContainerClass),footerMargins:d(z._listFooterContainerClass)}),this._headerFooterMargins[b===w.ObjectType.header?"headerMargins":"footerMargins"])},_fireAccessibilityAnnotationCompleteEvent:function(b,c,d,e){var f={firstIndex:b,lastIndex:c,firstHeaderIndex:+d||-1,lastHeaderIndex:+e||-1},g=a.document.createEvent("CustomEvent");g.initCustomEvent("accessibilityannotationcomplete",!0,!1,f),this._element.dispatchEvent(g)},_ensureFirstColumnRange:function(a){if(a===w.ObjectType.header||a===w.ObjectType.footer)return m.wrap();var b=a===w.ObjectType.item?"_firstItemRange":"_firstHeaderRange";if(this[b])return m.wrap();var c=this;return this._getItemOffset({type:a,index:0},!0).then(function(a){c[b]=a})},_correctRangeInFirstColumn:function(a,b){if(b===w.ObjectType.header||b===w.ObjectType.footer)return a;var c=b===w.ObjectType.groupHeader?this._firstHeaderRange:this._firstItemRange;return c.begin===a.begin&&(this._horizontal()?a.begin=-this._getCanvasMargins()[this._rtl()?"right":"left"]:a.begin=-this._getCanvasMargins().top),a},_updateContainers:function(b,c,d,e){function f(){var b=a.document.createElement("div");return b.className=z._containerClass,b}function g(b,c,d){c+d>m&&(d=m-c);var e,f=b.itemsContainer,g=f.itemsBlocks,h=n._view._blockSize,i=g.length?g[g.length-1]:null,j=g.length?(g.length-1)*h+i.items.length:0,k=d-j;if(k>0){var l,o=k;if(i&&i.items.length<h){var p=Math.min(o,h-i.items.length);l=i.items.length;var q=F._stripedContainers(p,j);u.insertAdjacentHTMLUnsafe(i.element,"beforeend",q),e=i.element.children;for(var r=0;p>r;r++)i.items.push(e[l+r]);o-=p}j=g.length*h;var s=Math.floor(o/h),t="",v=j,y=j+h;if(s>0){var z=["<div class='win-itemsblock'>"+F._stripedContainers(h,v)+"</div>","<div class='win-itemsblock'>"+F._stripedContainers(h,y)+"</div>"];t=F._repeat(z,s),j+=s*h}var A=o%h;A>0&&(t+="<div class='win-itemsblock'>"+F._stripedContainers(A,j)+"</div>",j+=A,s++);var B=a.document.createElement("div");u.setInnerHTMLUnsafe(B,t);for(var e=B.children,r=0;s>r;r++){var C=e[r],D={element:C,items:F._nodeListToArray(C.children)};g.push(D)}}else if(0>k)for(var E=k;0>E;E++){var G=i.items.pop();!n._view._requireFocusRestore&&G.contains(a.document.activeElement)&&(n._view._requireFocusRestore=a.document.activeElement,n._unsetFocusOnItem()),i.element.removeChild(G),x.push(G),i.items.length||(f.element===i.element.parentNode&&f.element.removeChild(i.element),g.pop(),i=g[g.length-1])}for(var r=0,H=g.length;H>r;r++)for(var C=g[r],E=0;E<C.items.length;E++)w.push(C.items[E])}function h(a,b,c){for(var d=e.filter(function(a){return-1===a.oldIndex&&a.newIndex>=b&&a.newIndex<b+c}).sort(function(a,b){return a.newIndex-b.newIndex}),g=a.itemsContainer,h=0,i=d.length;i>h;h++){var j=d[h],k=j.newIndex-b,l=f(),m=k<g.items.length?g.items[k]:null;g.items.splice(k,0,l),g.element.insertBefore(l,m)}}function i(a,b,c){b+c>m&&(c=m-b);var d=a.itemsContainer,e=c-d.items.length;if(e>0){var f=d.element.children,g=f.length;u.insertAdjacentHTMLUnsafe(d.element,"beforeend",F._repeat("<div class='win-container win-backdrop'></div>",e));for(var h=0;e>h;h++){var i=f[g+h];d.items.push(i)}}for(var h=e;0>h;h++){var i=d.items.pop();d.element.removeChild(i),x.push(i)}for(var h=0,j=d.items.length;j>h;h++)w.push(d.items[h])}function j(a,b){var c=n._view._createHeaderContainer(J),d={header:c,itemsContainer:{element:n._view._createItemsContainer(c)}};return d.itemsContainer[n._view._blockSize?"itemsBlocks":"items"]=[],n._view._blockSize?g(d,b,a.size):i(d,b,a.size),d}function k(a,b,d,f){for(var g,h,i=d+f-1,j=0,k=e.length;k>j;j++){var l=e[j];l.newIndex>=d&&l.newIndex<=i&&-1!==l.oldIndex&&(g!==+g||l.newIndex<g)&&(g=l.newIndex,h=l.newIndex-l.oldIndex)}if(g===+g){var m=0;for(j=0,k=e.length;k>j;j++){var l=e[j];l.newIndex>=d&&l.newIndex<g&&-1===l.oldIndex&&m++}var o=0,p=g-h;for(j=0,k=e.length;k>j;j++){var l=e[j];l.oldIndex>=b&&l.oldIndex<p&&-1===l.newIndex&&o++}h+=o,h-=m,h-=d-b;var q=a.itemsContainer;if(h>0){var r=q.element.children;u.insertAdjacentHTMLUnsafe(q.element,"afterBegin",F._repeat("<div class='win-container win-backdrop'></div>",h));for(var s=0;h>s;s++){var t=r[s];q.items.splice(s,0,t)}}for(var s=h;0>s;s++){var t=q.items.shift();q.element.removeChild(t)}h&&n._affectedRange.add({start:d,end:d+f},c)}}function l(a){for(var b=0,c=0,d=n._view.tree.length;d>c;c++){var e=n._view.tree[c],f=e.itemsContainer.items.length,g=b+f-1;if(a>=b&&g>=a)return{group:c,item:a-b};b+=f}}var m,n=this,o=this._view.containers.length+d,p=c>o;if(p){for(var q=0,s=0;s<e.length;s++)-1===e[s].oldIndex&&q++;m=this._view.containers.length+q}else m=c;var t=[],v={},w=[],x=[],y=[],A=0;if(!n._view._blockSize)for(var s=0,B=this._view.tree.length;B>s;s++)y.push(A),A+=this._view.tree[s].itemsContainer.items.length;if(!n._view._blockSize)for(var C=e.filter(function(a){return-1===a.newIndex&&!a._removalHandled}).sort(function(a,b){return b.oldIndex-a.oldIndex}),s=0,B=C.length;B>s;s++){var D=C[s];D._removalHandled=!0;var E=D._itemBox;D._itemBox=null;var G=l(D.oldIndex),H=this._view.tree[G.group],I=H.itemsContainer.items[G.item];I.parentNode.removeChild(I),r.hasClass(E,z._selectedClass)&&r.addClass(I,z._selectedClass),H.itemsContainer.items.splice(G.item,1),D.element=I}this._view._modifiedGroups=[];var J=this._canvasProxy;A=0;for(var s=0,B=b.length;B>s&&(!this._groupsEnabled()||m>A);s++){var K=b[s],L=this._view.keyToGroupIndex[K.key],M=this._view.tree[L];if(M)n._view._blockSize?g(M,A,K.size):(k(M,y[L],A,K.size),h(M,A,K.size),i(M,A,K.size)),t.push(M),v[K.key]=t.length-1,delete this._view.keyToGroupIndex[K.key],J=M.itemsContainer.element,this._view._modifiedGroups.push({oldIndex:L,newIndex:t.length-1,element:M.header});else{var N=j(K,A);t.push(N),v[K.key]=t.length-1,this._view._modifiedGroups.push({oldIndex:-1,newIndex:t.length-1,element:N.header}),J=N.itemsContainer.element}A+=K.size}for(var O=[],P=[],Q=this._view.keyToGroupIndex?Object.keys(this._view.keyToGroupIndex):[],s=0,B=Q.length;B>s;s++){var G=this._view.keyToGroupIndex[Q[s]],R=this._view.tree[G];if(P.push(R.header),O.push(R.itemsContainer.element),this._view._blockSize)for(var S=0;S<R.itemsContainer.itemsBlocks.length;S++)for(var T=R.itemsContainer.itemsBlocks[S],U=0;U<T.items.length;U++)x.push(T.items[U]);else for(var U=0;U<R.itemsContainer.items.length;U++)x.push(R.itemsContainer.items[U]);this._view._modifiedGroups.push({oldIndex:G,newIndex:-1,element:R.header})}for(var s=0,B=e.length;B>s;s++)if(-1===e[s].newIndex&&!e[s]._removalHandled){e[s]._removalHandled=!0;var E=e[s]._itemBox;e[s]._itemBox=null;var I;x.length?(I=x.pop(),r.empty(I)):I=f(),r.hasClass(E,z._selectedClass)&&r.addClass(I,z._selectedClass),e._containerStripe===z._containerEvenClass?(r.addClass(I,z._containerEvenClass),r.removeClass(I,z._containerOddClass)):(r.addClass(I,z._containerOddClass),r.removeClass(I,z._containerEvenClass)),I.appendChild(E),e[s].element=I}return this._view.tree=t,this._view.keyToGroupIndex=v,this._view.containers=w,{removedHeaders:P,removedItemsContainers:O}},_writeProfilerMark:function(a){var b="WinJS.UI.ListView:"+this._id+":"+a;h(b),f.log&&f.log(b,null,"listviewprofiler")}},{triggerDispose:function(){K()}});return b.Class.mix(s,e.createEventProperties("iteminvoked","groupheaderinvoked","selectionchanging","selectionchanged","loadingstatechanged","keyboardnavigating","contentanimating","itemdragstart","itemdragenter","itemdragend","itemdragbetween","itemdragleave","itemdragchanged","itemdragdrop","headervisibilitychanged","footervisibilitychanged","accessibilityannotationcomplete")),b.Class.mix(s,p.DOMEventMixin),s})})}),d("WinJS/Controls/FlipView/_Constants",[],function(){"use strict";var a={};return a.datasourceCountChangedEvent="datasourcecountchanged",a.pageVisibilityChangedEvent="pagevisibilitychanged",a.pageSelectedEvent="pageselected",a.pageCompletedEvent="pagecompleted",a}),d("WinJS/Controls/FlipView/_PageManager",["exports","../../Core/_Global","../../Core/_Base","../../Core/_BaseUtils","../../Core/_ErrorFromName","../../Core/_Log","../../Core/_Resources","../../Core/_WriteProfilerMark","../../Animations","../../Promise","../../_Signal","../../Scheduler","../../Utilities/_Dispose","../../Utilities/_ElementUtilities","../../Utilities/_TabContainer","./_Constants"],function(a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p){"use strict";c.Namespace._moduleDefine(a,"WinJS.UI",{_FlipPageManager:c.Namespace._lazy(function(){function a(a){var b=a.winControl;return b&&b._isFlipView?!0:!1}function g(a){a.forEach(function(a){var b=a.target;b.winControl&&b.tabIndex>=0&&(b.winControl._pageManager._updateTabIndex(b.tabIndex),b.tabIndex=-1);var c=b.winControl;if(c&&c._isFlipView){var d=!1;"dir"===a.attributeName?d=!0:"style"===a.attributeName&&(d=c._cachedStyleDir!==b.style.direction),d&&(c._cachedStyleDir=b.style.direction,c._pageManager._rtl="rtl"===n._getComputedStyle(c._pageManager._flipperDiv,null).direction,c._pageManager.resized())}})}var q=n._uniqueID,r=d._browserStyleEquivalents,s=50,t=250,u={get badCurrentPage(){return"Invalid argument: currentPage must be a number greater than or equal to zero and be within the bounds of the datasource"}},v=c.Class.define(function(a,b,c,e,f,h,i){this._visibleElements=[],this._flipperDiv=a,this._panningDiv=b,this._panningDivContainer=c,this._buttonVisibilityHandler=i,this._currentPage=null,this._rtl="rtl"===n._getComputedStyle(this._flipperDiv,null).direction,this._itemsManager=e,this._itemSpacing=f,this._tabIndex=n.getTabIndex(a),this._tabIndex<0&&(this._tabIndex=0),b.tabIndex=-1,a.tabIndex=-1,this._tabManager=new o.TabContainer(this._panningDivContainer),this._tabManager.tabIndex=this._tabIndex,this._lastSelectedPage=null,this._lastSelectedElement=null,this._bufferSize=v.flipPageBufferCount,this._cachedSize=-1,this._environmentSupportsTouch=h;var j=this;this._panningDiv.addEventListener("keydown",function(a){j._blockTabs&&a.keyCode===n.Key.tab&&(a.stopImmediatePropagation(),a.preventDefault())},!0),n._addEventListener(this._flipperDiv,"focusin",function(a){a.target===j._flipperDiv&&j._currentPage.element&&n._setActive(j._currentPage.element)},!1),new n._MutationObserver(g).observe(this._flipperDiv,{attributes:!0,attributeFilter:["dir","style","tabindex"]}),this._cachedStyleDir=this._flipperDiv.style.direction,this._handleManipulationStateChangedBound=this._handleManipulationStateChanged.bind(this),this._environmentSupportsTouch&&this._panningDivContainer.addEventListener(d._browserEventEquivalents.manipulationStateChanged,this._handleManipulationStateChangedBound,!0)},{initialize:function(a,c){var d=null;if(this._panningDivContainerOffsetWidth=this._panningDivContainer.offsetWidth,this._panningDivContainerOffsetHeight=this._panningDivContainer.offsetHeight,this._isHorizontal=c,!this._currentPage){this._bufferAriaStartMarker=b.document.createElement("div"),this._bufferAriaStartMarker.id=q(this._bufferAriaStartMarker),this._panningDiv.appendChild(this._bufferAriaStartMarker),this._currentPage=this._createFlipPage(null,this),d=this._currentPage,this._panningDiv.appendChild(d.pageRoot);for(var e=2*this._bufferSize,f=0;e>f;f++)d=this._createFlipPage(d,this),this._panningDiv.appendChild(d.pageRoot);this._bufferAriaEndMarker=b.document.createElement("div"),this._bufferAriaEndMarker.id=q(this._bufferAriaEndMarker),this._panningDiv.appendChild(this._bufferAriaEndMarker)}this._prevMarker=this._currentPage.prev.prev,this._itemsManager&&this.setNewItemsManager(this._itemsManager,a)},dispose:function(){var a=this._currentPage,b=a;do m._disposeElement(b.element),b=b.next;while(b!==a)},setOrientation:function(a){if(this._notificationsEndedSignal){var b=this;return void this._notificationsEndedSignal.promise.done(function(){b._notificationsEndedSignal=null,b.setOrientation(a)})}if(a!==this._isHorizontal){this._isOrientationChanging=!0,this._isHorizontal?n.setScrollPosition(this._panningDivContainer,{scrollLeft:this._getItemStart(this._currentPage),scrollTop:0}):n.setScrollPosition(this._panningDivContainer,{scrollLeft:0,scrollTop:this._getItemStart(this._currentPage)}),this._isHorizontal=a;var c=this._panningDivContainer.style;c.overflowX="hidden",c.overflowY="hidden";var b=this;d._requestAnimationFrame(function(){b._isOrientationChanging=!1,b._forEachPage(function(a){var b=a.pageRoot.style;b.left="0px",b.top="0px"}),c.overflowX=b._isHorizontal&&b._environmentSupportsTouch?"scroll":"hidden",c.overflowY=b._isHorizontal||!b._environmentSupportsTouch?"hidden":"scroll",b._ensureCentered()})}},resetState:function(a){if(this._writeProfilerMark("WinJS.UI.FlipView:resetState,info"),0!==a){var b=this.jumpToIndex(a,!0);if(!b&&d.validation)throw new e("WinJS.UI.FlipView.BadCurrentPage",u.badCurrentPage);return b}m.disposeSubTree(this._flipperDiv),this._resetBuffer(null,!0);var c=this,f=j.wrap(!0);return this._itemsManager&&(f=c._itemsManager._firstItem().then(function(a){return c._currentPage.setElement(a),c._fetchPreviousItems(!0).then(function(){return c._fetchNextItems()}).then(function(){c._setButtonStates()})})),f.then(function(){c._tabManager.childFocus=c._currentPage.element,c._ensureCentered(),c._itemSettledOn()})},setNewItemsManager:function(a,b){this._itemsManager=a;var c=this;return this.resetState(b).then(function(){0!==b&&(c._tabManager.childFocus=c._currentPage.element,c._ensureCentered(),c._itemSettledOn())})},currentIndex:function(){if(!this._itemsManager)return 0;var a=0,b=this._navigationAnimationRecord?this._navigationAnimationRecord.newCurrentElement:this._currentPage.element;return b&&(a=this._getElementIndex(b)),a},resetScrollPos:function(){this._ensureCentered()},scrollPosChanged:function(){if(this._hasFocus&&(this._hadFocus=!0),this._itemsManager&&this._currentPage.element&&!this._isOrientationChanging){var a=this._getViewportStart(),b=this._lastScrollPos>a?this._getTailOfBuffer():this._getHeadOfBuffer();if(a!==this._lastScrollPos){for(;this._currentPage.element&&this._getItemStart(this._currentPage)>a&&this._currentPage.prev.element;)this._currentPage=this._currentPage.prev,this._fetchOnePrevious(b.prev),b=b.prev;for(;this._currentPage.element&&this._itemEnd(this._currentPage)<=a&&this._currentPage.next.element;)this._currentPage=this._currentPage.next,this._fetchOneNext(b.next),b=b.next;this._setButtonStates(),this._checkElementVisibility(!1),this._blockTabs=!0,this._lastScrollPos=a,this._currentPage.element&&(this._tabManager.childFocus=this._currentPage.element),this._setListEnds(),!this._manipulationState&&this._viewportOnItemStart()&&(this._currentPage.element.setAttribute("aria-setsize",this._cachedSize),this._currentPage.element.setAttribute("aria-posinset",this.currentIndex()+1),this._timeoutPageSelection())}}},itemRetrieved:function(a,b){var c=this;if(this._forEachPage(function(d){return d.element===b?(d===c._currentPage||d===c._currentPage.next?c._changeFlipPage(d,b,a):d.setElement(a,!0),!0):void 0}),this._navigationAnimationRecord&&this._navigationAnimationRecord.elementContainers)for(var d=this._navigationAnimationRecord.elementContainers,e=0,f=d.length;f>e;e++)d[e].element===b&&(c._changeFlipPage(d[e],b,a),d[e].element=a);this._checkElementVisibility(!1)},resized:function(){this._panningDivContainerOffsetWidth=this._panningDivContainer.offsetWidth,this._panningDivContainerOffsetHeight=this._panningDivContainer.offsetHeight;var a=this;this._forEachPage(function(b){b.pageRoot.style.width=a._panningDivContainerOffsetWidth+"px",b.pageRoot.style.height=a._panningDivContainerOffsetHeight+"px"}),this._ensureCentered(),this._writeProfilerMark("WinJS.UI.FlipView:resize,StopTM")},jumpToIndex:function(a,b){if(!b){if(!this._itemsManager||!this._currentPage.element||0>a)return j.wrap(!1);var c=this._getElementIndex(this._currentPage.element),d=Math.abs(a-c);if(0===d)return j.wrap(!1)}var e=j.wrap(!0),f=this;return e=e.then(function(){var c=f._itemsManager._itemPromiseAtIndex(a);return j.join({element:f._itemsManager._itemFromItemPromise(c),item:c}).then(function(a){var c=a.element;return f._resetBuffer(c,b),c?(f._currentPage.setElement(c),f._fetchNextItems().then(function(){return f._fetchPreviousItems(!0)}).then(function(){return!0})):!1})}),e=e.then(function(a){return f._setButtonStates(),a})},startAnimatedNavigation:function(a,b,c){if(this._writeProfilerMark("WinJS.UI.FlipView:startAnimatedNavigation,info"),this._currentPage.element){
var d=this._currentPage,e=a?this._currentPage.next:this._currentPage.prev;if(e.element){this._hasFocus&&n._setActive(this._panningDiv),this._navigationAnimationRecord={},this._navigationAnimationRecord.goForward=a,this._navigationAnimationRecord.cancelAnimationCallback=b,this._navigationAnimationRecord.completionCallback=c,this._navigationAnimationRecord.oldCurrentPage=d,this._navigationAnimationRecord.newCurrentPage=e;var f=d.element,g=e.element;this._navigationAnimationRecord.newCurrentElement=g,d.setElement(null,!0),d.elementUniqueID=q(f),e.setElement(null,!0),e.elementUniqueID=q(g);var h=this._createDiscardablePage(f),i=this._createDiscardablePage(g);return h.pageRoot.itemIndex=this._getElementIndex(f),i.pageRoot.itemIndex=h.pageRoot.itemIndex+(a?1:-1),h.pageRoot.style.position="absolute",i.pageRoot.style.position="absolute",h.pageRoot.style.zIndex=1,i.pageRoot.style.zIndex=2,this._setItemStart(h,0),this._setItemStart(i,0),this._blockTabs=!0,this._visibleElements.push(g),this._announceElementVisible(g),this._navigationAnimationRecord.elementContainers=[h,i],{outgoing:h,incoming:i}}}return null},endAnimatedNavigation:function(a,b,c){if(this._writeProfilerMark("WinJS.UI.FlipView:endAnimatedNavigation,info"),this._navigationAnimationRecord&&this._navigationAnimationRecord.oldCurrentPage&&this._navigationAnimationRecord.newCurrentPage){var d=this._restoreAnimatedElement(this._navigationAnimationRecord.oldCurrentPage,b);this._restoreAnimatedElement(this._navigationAnimationRecord.newCurrentPage,c),d||this._setViewportStart(this._getItemStart(a?this._currentPage.next:this._currentPage.prev)),this._navigationAnimationRecord=null,this._itemSettledOn()}},startAnimatedJump:function(a,b,c){if(this._writeProfilerMark("WinJS.UI.FlipView:startAnimatedJump,info"),this._hasFocus&&(this._hadFocus=!0),this._currentPage.element){var d=this._currentPage.element,e=this._getElementIndex(d),f=this;return f.jumpToIndex(a).then(function(g){if(!g)return null;if(f._navigationAnimationRecord={},f._navigationAnimationRecord.cancelAnimationCallback=b,f._navigationAnimationRecord.completionCallback=c,f._navigationAnimationRecord.oldCurrentPage=null,f._forEachPage(function(a){return a.element===d?(f._navigationAnimationRecord.oldCurrentPage=a,!0):void 0}),f._navigationAnimationRecord.newCurrentPage=f._currentPage,f._navigationAnimationRecord.newCurrentPage===f._navigationAnimationRecord.oldCurrentPage)return null;var h=f._currentPage.element;f._navigationAnimationRecord.newCurrentElement=h,f._currentPage.setElement(null,!0),f._currentPage.elementUniqueID=q(h),f._navigationAnimationRecord.oldCurrentPage&&f._navigationAnimationRecord.oldCurrentPage.setElement(null,!0);var i=f._createDiscardablePage(d),j=f._createDiscardablePage(h);return i.pageRoot.itemIndex=e,j.pageRoot.itemIndex=a,i.pageRoot.style.position="absolute",j.pageRoot.style.position="absolute",i.pageRoot.style.zIndex=1,j.pageRoot.style.zIndex=2,f._setItemStart(i,0),f._setItemStart(j,f._itemSize(f._currentPage)),f._visibleElements.push(h),f._announceElementVisible(h),f._navigationAnimationRecord.elementContainers=[i,j],f._blockTabs=!0,{oldPage:i,newPage:j}})}return j.wrap(null)},simulateMouseWheelScroll:function(a){if(!this._environmentSupportsTouch&&!this._waitingForMouseScroll){var c;c="number"==typeof a.deltaY?(a.deltaX||a.deltaY)>0:a.wheelDelta<0;var d=c?this._currentPage.next:this._currentPage.prev;if(d.element){var e={contentX:0,contentY:0,viewportX:0,viewportY:0};e[this._isHorizontal?"contentX":"contentY"]=this._getItemStart(d),n._zoomTo(this._panningDivContainer,e),this._waitingForMouseScroll=!0,b.setTimeout(function(){this._waitingForMouseScroll=!1}.bind(this),n._zoomToDuration+100)}}},endAnimatedJump:function(a,b){this._writeProfilerMark("WinJS.UI.FlipView:endAnimatedJump,info"),this._navigationAnimationRecord.oldCurrentPage?this._navigationAnimationRecord.oldCurrentPage.setElement(a.element,!0):a.element.parentNode&&a.element.parentNode.removeChild(a.element),this._navigationAnimationRecord.newCurrentPage.setElement(b.element,!0),this._navigationAnimationRecord=null,this._ensureCentered(),this._itemSettledOn()},inserted:function(a,b,c,d){this._writeProfilerMark("WinJS.UI.FlipView:inserted,info");var e=this._prevMarker,f=!1,g=!1;if(d&&(this._createAnimationRecord(q(a),null),this._getAnimationRecord(a).inserted=!0),b){do{if(e===this._currentPage&&(f=!0),e.elementUniqueID===q(b)){g=!0;var h,i=e,j=a,k=q(a);if(f)for(;i.next!==this._prevMarker;)h=i.next.element,k=i.next.elementUniqueID,i.next.setElement(j,!0),!j&&k&&(i.next.elementUniqueID=k),j=h,i=i.next;else for(e.elementUniqueID===e.next.elementUniqueID&&e.elementUniqueID&&(i=e.next);i.next!==this._prevMarker;)h=i.element,k=i.elementUniqueID,i.setElement(j,!0),!j&&k&&(i.elementUniqueID=k),j=h,i=i.prev;if(j){var l=!1;this._forEachPage(function(a){return q(j)===a.elementUniqueID?(l=!0,!0):void 0}),l||this._releaseElementIfNotAnimated(j)}break}e=e.next}while(e!==this._prevMarker)}else if(c){for(;e.next!==this._prevMarker&&e.elementUniqueID!==q(c);)e===this._currentPage&&(f=!0),e=e.next;e.elementUniqueID===q(c)&&e!==this._prevMarker?(e.prev.setElement(a),g=!0):this._releaseElementIfNotAnimated(a)}else this._currentPage.setElement(a);this._getAnimationRecord(a).successfullyMoved=g,this._setButtonStates()},changed:function(a,b){this._writeProfilerMark("WinJS.UI.FlipView:changed,info");var c=this;if(this._forEachPage(function(d){if(d.elementUniqueID===q(b)){var e=c._animationRecords[d.elementUniqueID];return e.changed=!0,e.oldElement=b,e.newElement=a,d.element=a,d.elementUniqueID=q(a),c._animationRecords[q(a)]=e,!0}}),this._navigationAnimationRecord&&this._navigationAnimationRecord.elementContainers){for(var d=0,e=this._navigationAnimationRecord.elementContainers.length;e>d;d++){var f=this._navigationAnimationRecord.elementContainers[d];f&&f.elementUniqueID===q(b)&&(f.element=a,f.elementUniqueID=q(a))}var g=this._navigationAnimationRecord.newCurrentElement;g&&q(g)===q(b)&&(this._navigationAnimationRecord.newCurrentElement=a)}},moved:function(a,b,c){this._writeProfilerMark("WinJS.UI.FlipView:moved,info");var d=this._getAnimationRecord(a);d||(d=this._createAnimationRecord(q(a))),d.moved=!0,this.removed(a,!1,!1),b||c?this.inserted(a,b,c,!1):d.successfullyMoved=!1},removed:function(a,b,c){this._writeProfilerMark("WinJS.UI.FlipView:removed,info");var d=this,e=this._prevMarker,f=j.wrap();if(b){var g=!1;return this._forEachPage(function(b){(b.elementUniqueID===q(a)||g)&&(b.setElement(null,!0),g=!0)}),void this._setButtonStates()}if(c){var h=this._getAnimationRecord(a);h&&(h.removed=!0)}if(this._currentPage.elementUniqueID===q(a))this._currentPage.next.elementUniqueID?(this._shiftLeft(this._currentPage),this._ensureCentered()):this._currentPage.prev.elementUniqueID?this._shiftRight(this._currentPage):this._currentPage.setElement(null,!0);else if(e.elementUniqueID===q(a))e.next.element?f=this._itemsManager._previousItem(e.next.element).then(function(b){return b===a&&(b=d._itemsManager._previousItem(b)),b}).then(function(a){e.setElement(a,!0)}):e.setElement(null,!0);else if(e.prev.elementUniqueID===q(a))e.prev.prev&&e.prev.prev.element?f=this._itemsManager._nextItem(e.prev.prev.element).then(function(b){return b===a&&(b=d._itemsManager._nextItem(b)),b}).then(function(a){e.prev.setElement(a,!0)}):e.prev.setElement(null,!0);else{for(var i=this._currentPage.prev,k=!1;i!==e&&!k;)i.elementUniqueID===q(a)&&(this._shiftRight(i),k=!0),i=i.prev;for(i=this._currentPage.next;i!==e&&!k;)i.elementUniqueID===q(a)&&(this._shiftLeft(i),k=!0),i=i.next}return f.then(function(){d._setButtonStates()})},reload:function(){this._writeProfilerMark("WinJS.UI.FlipView:reload,info"),this.resetState(0)},getItemSpacing:function(){return this._itemSpacing},setItemSpacing:function(a){this._itemSpacing=a,this._ensureCentered()},notificationsStarted:function(){this._writeProfilerMark("WinJS.UI.FlipView:changeNotifications,StartTM"),this._logBuffer(),this._notificationsStarted=this._notificationsStarted||0,this._notificationsStarted++,this._notificationsEndedSignal=new k,this._temporaryKeys=[],this._animationRecords={};var a=this;this._forEachPage(function(b){a._createAnimationRecord(b.elementUniqueID,b)}),this._animationRecords.currentPage=this._currentPage.element,this._animationRecords.nextPage=this._currentPage.next.element},notificationsEnded:function(){var a=this;this._endNotificationsWork&&this._endNotificationsWork.cancel(),this._endNotificationsWork=this._ensureBufferConsistency().then(function(){function b(b){var c=null;return a._forEachPage(function(a){return a.element===b?(c=a,!0):void 0}),c}function c(b,c){a._writeProfilerMark("WinJS.UI.FlipView:_animateOldViewportItemRemoved,info");var d=a._createDiscardablePage(c);a._setItemStart(d,b.originalLocation),f.push(a._deleteFlipPage(d))}function d(c,d){a._writeProfilerMark("WinJS.UI.FlipView:_animateOldViewportItemMoved,info");var e,g=c.originalLocation;if(c.successfullyMoved)e=b(d),g=c.newLocation;else{e=a._createDiscardablePage(d);var h=a._getElementIndex(d),i=a._currentPage.element?a._getElementIndex(a._currentPage.element):0;g+=i>h?-100*a._bufferSize:100*a._bufferSize}e&&(a._setItemStart(e,c.originalLocation),f.push(a._moveFlipPage(e,function(){a._setItemStart(e,g)})))}function e(){return 0===f.length&&f.push(j.wrap()),j.join(f)}var f=[];a._forEachPage(function(b){var c=a._getAnimationRecord(b.element);c&&(c.changed&&(c.oldElement.removedFromChange=!0,f.push(a._changeFlipPage(b,c.oldElement,c.newElement))),c.newLocation=b.location,a._setItemStart(b,c.originalLocation),c.inserted&&(b.elementRoot.style.opacity=0))});var g=a._animationRecords.currentPage,h=a._getAnimationRecord(g),i=a._animationRecords.nextPage,k=a._getAnimationRecord(i);h&&h.changed&&(g=h.newElement),k&&k.changed&&(i=k.newElement),(g!==a._currentPage.element||i!==a._currentPage.next.element)&&(h&&h.removed&&c(h,g),k&&k.removed&&c(k,i)),a._blockTabs=!0,e().then(function(){f=[],h&&h.moved&&d(h,g),k&&k.moved&&d(k,i);var b=a._getAnimationRecord(a._currentPage.element),c=a._getAnimationRecord(a._currentPage.next.element);a._forEachPage(function(d){var e=a._getAnimationRecord(d.element);e&&(e.inserted?e!==b&&e!==c&&(d.elementRoot.style.opacity=1):e.originalLocation!==e.newLocation&&(e!==h&&e!==k||e===h&&!h.moved||e===k&&!k.moved)&&f.push(a._moveFlipPage(d,function(){a._setItemStart(d,e.newLocation)})))}),e().then(function(){f=[],b&&b.inserted&&f.push(a._insertFlipPage(a._currentPage)),c&&c.inserted&&f.push(a._insertFlipPage(a._currentPage.next)),e().then(function(){a._checkElementVisibility(!1),a._itemSettledOn(),a._setListEnds(),a._notificationsStarted--,0===a._notificationsStarted&&a._notificationsEndedSignal.complete(),a._writeProfilerMark("WinJS.UI.FlipView:changeNotifications,StopTM"),a._logBuffer(),a._endNotificationsWork=null})})})})},disableTouchFeatures:function(){this._environmentSupportsTouch=!1;var a=this._panningDivContainer.style;this._panningDivContainer.removeEventListener(d._browserEventEquivalents.manipulationStateChanged,this._handleManipulationStateChangedBound,!0),a.overflowX="hidden",a.overflowY="hidden";var b=["scroll-snap-type","scroll-snap-points-x","scroll-snap-points-y","scroll-limit-x-min","scroll-limit-x-max","scroll-limit-y-min","scroll-limit-y-max"];b.forEach(function(b){var c=r[b];c&&(a[c.scriptName]="")})},_hasFocus:{get:function(){return this._flipperDiv.contains(b.document.activeElement)}},_timeoutPageSelection:function(){var a=this;this._lastTimeoutRequest&&this._lastTimeoutRequest.cancel(),this._lastTimeoutRequest=j.timeout(t).then(function(){a._itemSettledOn()})},_updateTabIndex:function(a){this._forEachPage(function(b){b.element&&(b.element.tabIndex=a)}),this._tabIndex=a,this._tabManager.tabIndex=a},_releaseElementIfNotAnimated:function(a){var b=this._getAnimationRecord(a);b&&(b.changed||b.inserted||b.moved||b.removed)||this._itemsManager.releaseItem(a)},_getAnimationRecord:function(a){return a?this._animationRecords[q(a)]:null},_createAnimationRecord:function(a,b){if(a){var c=this._animationRecords[a]={removed:!1,changed:!1,inserted:!1};return b&&(c.originalLocation=b.location),c}},_writeProfilerMark:function(a){h(a),this._flipperDiv.winControl.constructor._enabledDebug&&f.log&&f.log(a,null,"flipviewdebug")},_getElementIndex:function(a){var b=0;try{b=this._itemsManager.itemObject(a).index}catch(c){}return b},_resetBuffer:function(a,b){this._writeProfilerMark("WinJS.UI.FlipView:_resetBuffer,info");var c=this._currentPage,d=c;do d.element&&d.element===a||b?d.setElement(null,!0):d.setElement(null),d=d.next;while(d!==c)},_getHeadOfBuffer:function(){return this._prevMarker.prev},_getTailOfBuffer:function(){return this._prevMarker},_insertNewFlipPage:function(a){this._writeProfilerMark("WinJS.UI.FlipView:_insertNewFlipPage,info");var b=this._createFlipPage(a,this);return this._panningDiv.appendChild(b.pageRoot),b},_fetchNextItems:function(){this._writeProfilerMark("WinJS.UI.FlipView:_fetchNextItems,info");for(var a=j.wrap(this._currentPage),b=this,c=0;c<this._bufferSize;c++)a=a.then(function(a){return a.next===b._prevMarker&&b._insertNewFlipPage(a),a.element?b._itemsManager._nextItem(a.element).then(function(b){return a.next.setElement(b),a.next}):(a.next.setElement(null),a.next)});return a},_fetchOneNext:function(a){this._writeProfilerMark("WinJS.UI.FlipView:_fetchOneNext,info");var b=a.prev.element;if(this._prevMarker===a&&(this._prevMarker=this._prevMarker.next),!b)return void a.setElement(null);var c=this;return this._itemsManager._nextItem(b).then(function(b){a.setElement(b),c._movePageAhead(a.prev,a)})},_fetchPreviousItems:function(a){this._writeProfilerMark("WinJS.UI.FlipView:_fetchPreviousItems,info");for(var b=this,c=j.wrap(this._currentPage),d=0;d<this._bufferSize;d++)c=c.then(function(a){return a.element?b._itemsManager._previousItem(a.element).then(function(b){return a.prev.setElement(b),a.prev}):(a.prev.setElement(null),a.prev)});return c.then(function(c){a&&(b._prevMarker=c)})},_fetchOnePrevious:function(a){this._writeProfilerMark("WinJS.UI.FlipView:_fetchOnePrevious,info");var b=a.next.element;if(this._prevMarker===a.next&&(this._prevMarker=this._prevMarker.prev),!b)return a.setElement(null),j.wrap();var c=this;return this._itemsManager._previousItem(b).then(function(b){a.setElement(b),c._movePageBehind(a.next,a)})},_setButtonStates:function(){this._currentPage.prev.element?this._buttonVisibilityHandler.showPreviousButton():this._buttonVisibilityHandler.hidePreviousButton(),this._currentPage.next.element?this._buttonVisibilityHandler.showNextButton():this._buttonVisibilityHandler.hideNextButton()},_ensureCentered:function(a){this._writeProfilerMark("WinJS.UI.FlipView:_ensureCentered,info"),this._setItemStart(this._currentPage,s*this._viewportSize());for(var b=this._currentPage;b!==this._prevMarker;)this._movePageBehind(b,b.prev),b=b.prev;for(b=this._currentPage;b.next!==this._prevMarker;)this._movePageAhead(b,b.next),b=b.next;var c=!1;this._lastScrollPos&&!a&&(this._setListEnds(),c=!0),this._lastScrollPos=this._getItemStart(this._currentPage),this._setViewportStart(this._lastScrollPos),this._checkElementVisibility(!0),this._setupSnapPoints(),c||this._setListEnds()},_ensureBufferConsistency:function(){var a=this,b=this._currentPage.element;if(!b)return j.wrap();var c=!1,d={},e={};this._forEachPage(function(a){if(a&&a.elementUniqueID){if(d[a.elementUniqueID])return c=!0,!0;if(d[a.elementUniqueID]=!0,a.location>0){if(e[a.location])return c=!0,!0;e[a.location]=!0}}});var f=Object.keys(this._animationRecords);return f.forEach(function(b){var d=a._animationRecords[b];d&&(d.changed||d.inserted||d.moved||d.removed)&&(c=!0)}),c?(this._resetBuffer(null,!0),this._currentPage.setElement(b),this._fetchNextItems().then(function(){return a._fetchPreviousItems(!0)}).then(function(){a._ensureCentered()})):j.wrap()},_shiftLeft:function(a){this._writeProfilerMark("WinJS.UI.FlipView:_shiftLeft,info");for(var b=a,c=null;b!==this._prevMarker&&b.next!==this._prevMarker;)c=b.next.element,!c&&b.next.elementUniqueID&&(b.elementUniqueID=b.next.elementUniqueID),b.next.setElement(null,!0),b.setElement(c,!0),b=b.next;if(b!==this._prevMarker&&b.prev.element){var d=this;return this._itemsManager._nextItem(b.prev.element).then(function(a){b.setElement(a),d._createAnimationRecord(b.elementUniqueID,b)})}},_logBuffer:function(){if(this._flipperDiv.winControl.constructor._enabledDebug){f.log&&f.log(this._currentPage.next.next.next.elementUniqueID+"	@:"+this._currentPage.next.next.next.location+(this._currentPage.next.next.next.element?"	"+this._currentPage.next.next.next.element.textContent:""),null,"flipviewdebug"),f.log&&f.log(this._currentPage.next.next.next.next.elementUniqueID+"	@:"+this._currentPage.next.next.next.next.location+(this._currentPage.next.next.next.next.element?"	"+this._currentPage.next.next.next.next.element.textContent:""),null,"flipviewdebug"),f.log&&f.log("> "+this._currentPage.elementUniqueID+"	@:"+this._currentPage.location+(this._currentPage.element?"	"+this._currentPage.element.textContent:""),null,"flipviewdebug"),f.log&&f.log(this._currentPage.next.elementUniqueID+"	@:"+this._currentPage.next.location+(this._currentPage.next.element?"	"+this._currentPage.next.element.textContent:""),null,"flipviewdebug"),f.log&&f.log(this._currentPage.next.next.elementUniqueID+"	@:"+this._currentPage.next.next.location+(this._currentPage.next.next.element?"	"+this._currentPage.next.next.element.textContent:""),null,"flipviewdebug");var a=Object.keys(this._itemsManager._elementMap),b=[];this._forEachPage(function(a){a&&a.elementUniqueID&&b.push(a.elementUniqueID)}),f.log&&f.log("itemsmanager  = ["+a.join(" ")+"] flipview ["+b.join(" ")+"]",null,"flipviewdebug")}},_shiftRight:function(a){this._writeProfilerMark("WinJS.UI.FlipView:_shiftRight,info");for(var b=a,c=null;b!==this._prevMarker;)c=b.prev.element,!c&&b.prev.elementUniqueID&&(b.elementUniqueID=b.prev.elementUniqueID),b.prev.setElement(null,!0),b.setElement(c,!0),b=b.prev;if(b.next.element){var d=this;return this._itemsManager._previousItem(b.next.element).then(function(a){b.setElement(a),d._createAnimationRecord(b.elementUniqueID,b)})}},_checkElementVisibility:function(a){var b,c;if(a){var d=this._currentPage.element;for(b=0,c=this._visibleElements.length;c>b;b++)this._visibleElements[b]!==d&&this._announceElementInvisible(this._visibleElements[b]);this._visibleElements=[],d&&(this._visibleElements.push(d),this._announceElementVisible(d))}else{for(b=0,c=this._visibleElements.length;c>b;b++)(!this._visibleElements[b].parentNode||this._visibleElements[b].removedFromChange)&&this._announceElementInvisible(this._visibleElements[b]);this._visibleElements=[];var e=this;this._forEachPage(function(a){var b=a.element;b&&(e._itemInView(a)?(e._visibleElements.push(b),e._announceElementVisible(b)):e._announceElementInvisible(b))})}},_announceElementVisible:function(a){if(a&&!a.visible){a.visible=!0;var c=b.document.createEvent("CustomEvent");this._writeProfilerMark("WinJS.UI.FlipView:pageVisibilityChangedEvent(visible:true),info"),c.initCustomEvent(p.pageVisibilityChangedEvent,!0,!1,{source:this._flipperDiv,visible:!0}),a.dispatchEvent(c)}},_announceElementInvisible:function(a){if(a&&a.visible){a.visible=!1;var c=!1;a.parentNode||(c=!0,this._panningDivContainer.appendChild(a));var d=b.document.createEvent("CustomEvent");this._writeProfilerMark("WinJS.UI.FlipView:pageVisibilityChangedEvent(visible:false),info"),d.initCustomEvent(p.pageVisibilityChangedEvent,!0,!1,{source:this._flipperDiv,visible:!1}),a.dispatchEvent(d),c&&this._panningDivContainer.removeChild(a)}},_createDiscardablePage:function(a){var b=this._createPageContainer(),c={pageRoot:b.root,elementRoot:b.elementContainer,discardable:!0,element:a,elementUniqueID:q(a),discard:function(){c.pageRoot.parentNode&&c.pageRoot.parentNode.removeChild(c.pageRoot),c.element.parentNode&&c.element.parentNode.removeChild(c.element)}};return c.pageRoot.style.top="0px",c.elementRoot.appendChild(a),this._panningDiv.appendChild(c.pageRoot),c},_createPageContainer:function(){var a=this._panningDivContainerOffsetWidth,c=this._panningDivContainerOffsetHeight,d=b.document.createElement("div"),e=d.style,f=b.document.createElement("div");return f.className="win-item",e.position="absolute",e.overflow="hidden",e.width=a+"px",e.height=c+"px",d.appendChild(f),{root:d,elementContainer:f}},_createFlipPage:function(b,c){var d={};d.element=null,d.elementUniqueID=null,b?(d.prev=b,d.next=b.next,d.next.prev=d,b.next=d):(d.next=d,d.prev=d);var e=this._createPageContainer();return d.elementRoot=e.elementContainer,d.elementRoot.style.msOverflowStyle="auto",d.pageRoot=e.root,d.setElement=function(b,e){if(void 0===b&&(b=null),b===d.element)return void(b||(d.elementUniqueID=null));if(d.element&&(e||(c._itemsManager.releaseItem(d.element),m._disposeElement(d.element))),d.element=b,d.elementUniqueID=b?q(b):null,n.empty(d.elementRoot),d.element){if(d===c._currentPage&&(c._tabManager.childFocus=b),!a(d.element)){d.element.tabIndex=c._tabIndex,d.element.setAttribute("role","option"),d.element.setAttribute("aria-selected",!1),d.element.id||(d.element.id=q(d.element));var f=function(a,b,c){a.setAttribute(c,b.id)},g=!d.next.element||d===c._prevMarker.prev;g&&(f(d.element,c._bufferAriaEndMarker,"aria-flowto"),f(c._bufferAriaEndMarker,d.element,"x-ms-aria-flowfrom")),d!==c._prevMarker&&d.prev.element&&(f(d.prev.element,d.element,"aria-flowto"),f(d.element,d.prev.element,"x-ms-aria-flowfrom")),d.next!==c._prevMarker&&d.next.element&&(f(d.element,d.next.element,"aria-flowto"),f(d.next.element,d.element,"x-ms-aria-flowfrom")),d.prev.element||f(d.element,c._bufferAriaStartMarker,"x-ms-aria-flowfrom")}d.elementRoot.appendChild(d.element)}},d},_itemInView:function(a){return this._itemEnd(a)>this._getViewportStart()&&this._getItemStart(a)<this._viewportEnd()},_getViewportStart:function(){return this._panningDivContainer.parentNode?this._isHorizontal?n.getScrollPosition(this._panningDivContainer).scrollLeft:n.getScrollPosition(this._panningDivContainer).scrollTop:void 0},_setViewportStart:function(a){this._panningDivContainer.parentNode&&(this._isHorizontal?n.setScrollPosition(this._panningDivContainer,{scrollLeft:a}):n.setScrollPosition(this._panningDivContainer,{scrollTop:a}))},_viewportEnd:function(){var a=this._panningDivContainer;return this._isHorizontal?this._rtl?this._getViewportStart()+this._panningDivContainerOffsetWidth:n.getScrollPosition(a).scrollLeft+this._panningDivContainerOffsetWidth:a.scrollTop+this._panningDivContainerOffsetHeight},_viewportSize:function(){return this._isHorizontal?this._panningDivContainerOffsetWidth:this._panningDivContainerOffsetHeight},_getItemStart:function(a){return a.location},_setItemStart:function(a,b){void 0!==b&&(this._isHorizontal?a.pageRoot.style.left=(this._rtl?-b:b)+"px":a.pageRoot.style.top=b+"px",a.location=b)},_itemEnd:function(a){return(this._isHorizontal?a.location+this._panningDivContainerOffsetWidth:a.location+this._panningDivContainerOffsetHeight)+this._itemSpacing},_itemSize:function(){return this._isHorizontal?this._panningDivContainerOffsetWidth:this._panningDivContainerOffsetHeight},_movePageAhead:function(a,b){var c=this._itemSize(a)+this._itemSpacing;this._setItemStart(b,this._getItemStart(a)+c)},_movePageBehind:function(a,b){var c=this._itemSize(a)+this._itemSpacing;this._setItemStart(b,this._getItemStart(a)-c)},_setupSnapPoints:function(){if(this._environmentSupportsTouch){var a=this._panningDivContainer.style;a[r["scroll-snap-type"].scriptName]="mandatory";var b=this._viewportSize(),c=b+this._itemSpacing,d="scroll-snap-points",e=0,f=this._getItemStart(this._currentPage);e=f%(b+this._itemSpacing),a[r[this._isHorizontal?d+"-x":d+"-y"].scriptName]="snapInterval("+e+"px, "+c+"px)"}},_setListEnds:function(){if(this._environmentSupportsTouch&&this._currentPage.element){for(var a=this._panningDivContainer.style,b=0,c=0,d=this._getTailOfBuffer(),e=this._getHeadOfBuffer(),f=r["scroll-limit-"+(this._isHorizontal?"x-min":"y-min")].scriptName,g=r["scroll-limit-"+(this._isHorizontal?"x-max":"y-max")].scriptName;!e.element&&(e=e.prev,e!==this._prevMarker.prev););for(;!d.element&&(d=d.next,d!==this._prevMarker););c=this._getItemStart(e),b=this._getItemStart(d),a[f]=b+"px",a[g]=c+"px"}},_viewportOnItemStart:function(){return this._getItemStart(this._currentPage)===this._getViewportStart()},_restoreAnimatedElement:function(a,b){var c=!0;return a.elementUniqueID!==q(b.element)||a.element?this._forEachPage(function(a){a.elementUniqueID!==b.elementUniqueID||a.element||(a.setElement(b.element,!0),c=!1)}):(a.setElement(b.element,!0),c=!1),c},_itemSettledOn:function(){this._lastTimeoutRequest&&(this._lastTimeoutRequest.cancel(),this._lastTimeoutRequest=null);var c=this;d._setImmediate(function(){c._viewportOnItemStart()&&(c._blockTabs=!1,c._currentPage.element&&c._lastSelectedElement!==c._currentPage.element&&(c._lastSelectedPage&&c._lastSelectedPage.element&&!a(c._lastSelectedPage.element)&&c._lastSelectedPage.element.setAttribute("aria-selected",!1),c._lastSelectedPage=c._currentPage,c._lastSelectedElement=c._currentPage.element,a(c._currentPage.element)||c._currentPage.element.setAttribute("aria-selected",!0),l.schedule(function(){if(c._currentPage.element){(c._hasFocus||c._hadFocus)&&(c._hadFocus=!1,n._setActive(c._currentPage.element),c._tabManager.childFocus=c._currentPage.element);var a=b.document.createEvent("CustomEvent");a.initCustomEvent(p.pageSelectedEvent,!0,!1,{source:c._flipperDiv}),c._writeProfilerMark("WinJS.UI.FlipView:pageSelectedEvent,info"),c._currentPage.element.dispatchEvent(a);var d=c._currentPage.element;if(d){var e=c._itemsManager._recordFromElement(d,!0);e&&e.renderComplete.then(function(){d===c._currentPage.element&&(c._currentPage.element.setAttribute("aria-setsize",c._cachedSize),c._currentPage.element.setAttribute("aria-posinset",c.currentIndex()+1),c._bufferAriaStartMarker.setAttribute("aria-flowto",c._currentPage.element.id),a=b.document.createEvent("CustomEvent"),a.initCustomEvent(p.pageCompletedEvent,!0,!1,{source:c._flipperDiv}),c._writeProfilerMark("WinJS.UI.FlipView:pageCompletedEvent,info"),c._currentPage.element.dispatchEvent(a))})}}},l.Priority.normal,null,"WinJS.UI.FlipView._dispatchPageSelectedEvent")))})},_forEachPage:function(a){var b=this._prevMarker;do{if(a(b))break;b=b.next}while(b!==this._prevMarker)},_changeFlipPage:function(a,b,c){this._writeProfilerMark("WinJS.UI.FlipView:_changeFlipPage,info"),a.element=null,a.setElement?a.setElement(c,!0):(b.parentNode.removeChild(b),a.elementRoot.appendChild(c));var d=b.style;return d.position="absolute",d.left="0px",d.top="0px",d.opacity=1,a.pageRoot.appendChild(b),b.style.left=Math.max(0,(a.pageRoot.offsetWidth-b.offsetWidth)/2)+"px",b.style.top=Math.max(0,(a.pageRoot.offsetHeight-b.offsetHeight)/2)+"px",i.fadeOut(b).then(function(){b.parentNode&&b.parentNode.removeChild(b)})},_deleteFlipPage:function(a){h("WinJS.UI.FlipView:_deleteFlipPage,info"),a.elementRoot.style.opacity=0;var b=i.createDeleteFromListAnimation([a.elementRoot]),c=this;return b.execute().then(function(){a.discardable&&(a.discard(),c._itemsManager.releaseItem(a.element))})},_insertFlipPage:function(a){h("WinJS.UI.FlipView:_insertFlipPage,info"),a.elementRoot.style.opacity=1;var b=i.createAddToListAnimation([a.elementRoot]);return b.execute().then(function(){a.discardable&&a.discard()})},_moveFlipPage:function(a,b){h("WinJS.UI.FlipView:_moveFlipPage,info");var c=i.createRepositionAnimation(a.pageRoot);b();var d=this;return c.execute().then(function(){if(a.discardable){a.discard();var b=d._getAnimationRecord(a.element);b&&!b.successfullyMoved&&d._itemsManager.releaseItem(a.element)}})},_handleManipulationStateChanged:function(a){this._manipulationState=a.currentState,0===a.currentState&&a.target===this._panningDivContainer&&(this._itemSettledOn(),this._ensureCentered())}},{supportedForProcessing:!1});return v.flipPageBufferCount=2,v})})}),d("require-style!less/styles-flipview",[],function(){}),d("require-style!less/colors-flipview",[],function(){}),d("WinJS/Controls/FlipView",["../Core/_Global","../Core/_Base","../Core/_BaseUtils","../Core/_ErrorFromName","../Core/_Events","../Core/_Resources","../Core/_WriteProfilerMark","../Animations","../Animations/_TransitionAnimation","../BindingList","../Promise","../Scheduler","../Utilities/_Control","../Utilities/_Dispose","../Utilities/_ElementUtilities","../Utilities/_Hoverable","../Utilities/_ItemsManager","../Utilities/_UI","./ElementResizeInstrument","./FlipView/_Constants","./FlipView/_PageManager","require-style!less/styles-flipview","require-style!less/colors-flipview"],function(a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u){"use strict";b.Namespace.define("WinJS.UI",{FlipView:b.Namespace._lazy(function(){function p(a){var b=a[0].target.winControl;b&&b instanceof L&&a.some(function(a){return"dir"===a.attributeName?!0:"style"===a.attributeName?b._cachedStyleDir!==a.target.style.direction:!1})&&(b._cachedStyleDir=b._flipviewDiv.style.direction,b._rtl="rtl"===o._getComputedStyle(b._flipviewDiv,null).direction,b._setupOrientation())}var v="win-navbutton",w="win-flipview",x="win-navleft",y="win-navright",z="win-navtop",A="win-navbottom",B="Previous",C="Next",D=3e3,E=500,F="&#57570;",G="&#57571;",H="&#57572;",I="&#57573;",J=40,K={get badAxis(){return"Invalid argument: orientation must be a string, either 'horizontal' or 'vertical'"},get badCurrentPage(){return"Invalid argument: currentPage must be a number greater than or equal to zero and be within the bounds of the datasource"},get noitemsManagerForCount(){return"Invalid operation: can't get count if no dataSource has been set"},get badItemSpacingAmount(){return"Invalid argument: itemSpacing must be a number greater than or equal to zero"},get navigationDuringStateChange(){return"Error: After changing itemDataSource or itemTemplate, any navigation in the FlipView control should be delayed until the pageselected event is fired."},get panningContainerAriaLabel(){return f._getWinJSString("ui/flipViewPanningContainerAriaLabel").value}},L=b.Class.define(function(b,c){g("WinJS.UI.FlipView:constructor,StartTM"),this._disposed=!1,b=b||a.document.createElement("div");var d=!0,e=null,f=q._trivialHtmlRenderer,h=0,i=0;if(c){if(c.orientation&&"string"==typeof c.orientation)switch(c.orientation.toLowerCase()){case"horizontal":d=!0;break;case"vertical":d=!1}c.currentPage&&(h=c.currentPage>>0,h=0>h?0:h),c.itemDataSource&&(e=c.itemDataSource),c.itemTemplate&&(f=this._getItemRenderer(c.itemTemplate)),c.itemSpacing&&(i=c.itemSpacing>>0,i=0>i?0:i)}if(!e){var k=new j.List;e=k.dataSource}o.empty(b),this._flipviewDiv=b,b.winControl=this,m._setOptions(this,c,!0),this._initializeFlipView(b,d,e,f,h,i),o.addClass(b,"win-disposable"),this._avoidTrappingTime=0,this._windowWheelHandlerBound=this._windowWheelHandler.bind(this),o._globalListener.addEventListener(b,"wheel",this._windowWheelHandlerBound),o._globalListener.addEventListener(b,"mousewheel",this._windowWheelHandlerBound),g("WinJS.UI.FlipView:constructor,StopTM")},{dispose:function(){g("WinJS.UI.FlipView:dispose,StopTM"),this._disposed||(o._globalListener.removeEventListener(this._flipviewDiv,"wheel",this._windowWheelHandlerBound),o._globalListener.removeEventListener(this._flipviewDiv,"mousewheel",this._windowWheelHandlerBound),o._resizeNotifier.unsubscribe(this._flipviewDiv,this._resizeHandlerBound),this._elementResizeInstrument.dispose(),this._disposed=!0,this._pageManager.dispose(),this._itemsManager.release(),this.itemDataSource=null)},next:function(){g("WinJS.UI.FlipView:next,info");var a=this._nextAnimation?null:this._cancelDefaultAnimation;return this._navigate(!0,a)},previous:function(){g("WinJS.UI.FlipView:prev,info");var a=this._prevAnimation?null:this._cancelDefaultAnimation;return this._navigate(!1,a)},element:{get:function(){return this._flipviewDiv}},currentPage:{get:function(){return this._getCurrentIndex()},set:function(a){if(g("WinJS.UI.FlipView:set_currentPage,info"),this._pageManager._notificationsEndedSignal){
var b=this;return void this._pageManager._notificationsEndedSignal.promise.done(function(){b._pageManager._notificationsEndedSignal=null,b.currentPage=a})}if(!this._animating||this._cancelAnimation())if(a>>=0,a=0>a?0:a,this._refreshTimer)this._indexAfterRefresh=a;else{this._pageManager._cachedSize>0?a=Math.min(this._pageManager._cachedSize-1,a):0===this._pageManager._cachedSize&&(a=0);var b=this;if(this._jumpingToIndex===a)return;var c=function(){b._jumpingToIndex=null};this._jumpingToIndex=a;var d=this._jumpAnimation?this._jumpAnimation:this._defaultAnimation.bind(this),e=this._jumpAnimation?null:this._cancelDefaultAnimation,f=function(){b._completeJump()};this._pageManager.startAnimatedJump(a,e,f).then(function(a){if(a){b._animationsStarted();var e=a.oldPage.pageRoot,h=a.newPage.pageRoot;b._contentDiv.appendChild(e),b._contentDiv.appendChild(h),b._completeJumpPending=!0,d(e,h).then(function(){b._completeJumpPending&&(f(),g("WinJS.UI.FlipView:set_currentPage.animationComplete,info"))}).done(c,c)}else c()},c)}}},orientation:{get:function(){return this._axisAsString()},set:function(a){g("WinJS.UI.FlipView:set_orientation,info");var b="horizontal"===a;b!==this._isHorizontal&&(this._isHorizontal=b,this._setupOrientation(),this._pageManager.setOrientation(this._isHorizontal))}},itemDataSource:{get:function(){return this._dataSource},set:function(a){g("WinJS.UI.FlipView:set_itemDataSource,info"),this._dataSourceAfterRefresh=a||(new j.List).dataSource,this._refresh()}},itemTemplate:{get:function(){return this._itemRenderer},set:function(a){g("WinJS.UI.FlipView:set_itemTemplate,info"),this._itemRendererAfterRefresh=this._getItemRenderer(a),this._refresh()}},itemSpacing:{get:function(){return this._pageManager.getItemSpacing()},set:function(a){g("WinJS.UI.FlipView:set_itemSpacing,info"),a>>=0,a=0>a?0:a,this._pageManager.setItemSpacing(a)}},count:function(){g("WinJS.UI.FlipView:count,info");var a=this;return new k(function(b,c){a._itemsManager?a._pageManager._cachedSize===r.CountResult.unknown||a._pageManager._cachedSize>=0?b(a._pageManager._cachedSize):a._dataSource.getCount().then(function(c){a._pageManager._cachedSize=c,b(c)}):c(L.noitemsManagerForCount)})},setCustomAnimations:function(a){g("WinJS.UI.FlipView:setCustomAnimations,info"),void 0!==a.next&&(this._nextAnimation=a.next),void 0!==a.previous&&(this._prevAnimation=a.previous),void 0!==a.jump&&(this._jumpAnimation=a.jump)},forceLayout:function(){g("WinJS.UI.FlipView:forceLayout,info"),this._pageManager.resized()},_initializeFlipView:function(b,d,e,f,g,h){function i(a){a.setAttribute("aria-hidden",!0),a.style.visibility="hidden",a.style.opacity=0,a.tabIndex=-1,a.style.zIndex=1e3}function j(a){if(a.pointerType!==D){if(m._touchInteraction=!1,a.screenX===m._lastMouseX&&a.screenY===m._lastMouseY)return;m._lastMouseX=a.screenX,m._lastMouseY=a.screenY,m._mouseInViewport=!0,m._fadeInButton("prev"),m._fadeInButton("next"),m._fadeOutButtons()}}function k(a){a.pointerType===D?(m._mouseInViewport=!1,m._touchInteraction=!0,m._fadeOutButtons(!0)):(m._touchInteraction=!1,m._isInteractive(a.target)||0!==(4&a.buttons)&&(a.stopPropagation(),a.preventDefault()))}function l(a){a.pointerType!==D&&(m._touchInteraction=!1)}var m=this,n=!1;this._flipviewDiv=b,o.addClass(this._flipviewDiv,w),this._contentDiv=a.document.createElement("div"),this._panningDivContainer=a.document.createElement("div"),this._panningDivContainer.className="win-surface",this._panningDiv=a.document.createElement("div"),this._prevButton=a.document.createElement("button"),this._nextButton=a.document.createElement("button"),this._isHorizontal=d,this._dataSource=e,this._itemRenderer=f,this._itemsManager=null,this._pageManager=null;for(var t=["scroll-limit-x-max","scroll-limit-x-min","scroll-limit-y-max","scroll-limit-y-min","scroll-snap-type","scroll-snap-x","scroll-snap-y","overflow-style"],v=!0,x=c._browserStyleEquivalents,y=0,z=t.length;z>y;y++)v=v&&!!x[t[y]];v=v&&!!c._browserEventEquivalents.manipulationStateChanged,v=v&&o._supportsSnapPoints,this._environmentSupportsTouch=v;var A=this._flipviewDiv.getAttribute("aria-label");A||this._flipviewDiv.setAttribute("aria-label",""),this._flipviewDiv.setAttribute("role","listbox"),this._flipviewDiv.style.overflow||(this._flipviewDiv.style.overflow="hidden"),this._contentDiv.style.position="relative",this._contentDiv.style.zIndex=0,this._contentDiv.style.width="100%",this._contentDiv.style.height="100%",this._panningDiv.style.position="relative",this._panningDivContainer.style.position="relative",this._panningDivContainer.style.width="100%",this._panningDivContainer.style.height="100%",this._panningDivContainer.setAttribute("role","group"),this._panningDivContainer.setAttribute("aria-label",K.panningContainerAriaLabel),this._contentDiv.appendChild(this._panningDivContainer),this._flipviewDiv.appendChild(this._contentDiv),this._panningDiv.style.width="100%",this._panningDiv.style.height="100%",this._setupOrientation(),i(this._prevButton),i(this._nextButton),this._prevButton.setAttribute("aria-label",B),this._nextButton.setAttribute("aria-label",C),this._prevButton.setAttribute("type","button"),this._nextButton.setAttribute("type","button"),this._panningDivContainer.appendChild(this._panningDiv),this._contentDiv.appendChild(this._prevButton),this._contentDiv.appendChild(this._nextButton),this._itemsManagerCallback={inserted:function(a,b,c){m._itemsManager._itemFromPromise(a).then(function(a){var d=m._itemsManager._elementFromHandle(b),e=m._itemsManager._elementFromHandle(c);m._pageManager.inserted(a,d,e,!0)})},countChanged:function(a,b){m._pageManager._cachedSize=a,b!==r.CountResult.unknown&&m._fireDatasourceCountChangedEvent()},changed:function(a,b){m._pageManager.changed(a,b)},moved:function(a,b,c,d){var e=function(a){m._pageManager.moved(a,b,c)};a?e(a):m._itemsManager._itemFromPromise(d).then(e)},removed:function(a,b){a&&m._pageManager.removed(a,b,!0)},knownUpdatesComplete:function(){},beginNotifications:function(){m._cancelAnimation(),m._pageManager.notificationsStarted()},endNotifications:function(){m._pageManager.notificationsEnded()},itemAvailable:function(a,b){m._pageManager.itemRetrieved(a,b)},reload:function(){m._pageManager.reload()}},this._dataSource&&(this._itemsManager=q._createItemsManager(this._dataSource,this._itemRenderer,this._itemsManagerCallback,{ownerElement:this._flipviewDiv})),this._pageManager=new u._FlipPageManager(this._flipviewDiv,this._panningDiv,this._panningDivContainer,this._itemsManager,h,this._environmentSupportsTouch,{hidePreviousButton:function(){m._hasPrevContent=!1,m._fadeOutButton("prev"),m._prevButton.setAttribute("aria-hidden",!0)},showPreviousButton:function(){m._hasPrevContent=!0,m._fadeInButton("prev"),m._prevButton.setAttribute("aria-hidden",!1)},hideNextButton:function(){m._hasNextContent=!1,m._fadeOutButton("next"),m._nextButton.setAttribute("aria-hidden",!0)},showNextButton:function(){m._hasNextContent=!0,m._fadeInButton("next"),m._nextButton.setAttribute("aria-hidden",!1)}}),this._pageManager.initialize(g,this._isHorizontal),this._dataSource.getCount().then(function(a){m._pageManager._cachedSize=a}),this._prevButton.addEventListener("click",function(){m.previous()},!1),this._nextButton.addEventListener("click",function(){m.next()},!1),new o._MutationObserver(p).observe(this._flipviewDiv,{attributes:!0,attributeFilter:["dir","style"]}),this._cachedStyleDir=this._flipviewDiv.style.direction,this._contentDiv.addEventListener("mouseleave",function(){m._mouseInViewport=!1},!1);var D=o._MSPointerEvent.MSPOINTER_TYPE_TOUCH||"touch";this._environmentSupportsTouch&&(o._addEventListener(this._contentDiv,"pointerdown",k,!1),o._addEventListener(this._contentDiv,"pointermove",j,!1),o._addEventListener(this._contentDiv,"pointerup",l,!1)),this._panningDivContainer.addEventListener("scroll",function(){m._scrollPosChanged()},!1),this._panningDiv.addEventListener("blur",function(){m._touchInteraction||m._fadeOutButtons()},!0),this._resizeHandlerBound=this._resizeHandler.bind(this),this._elementResizeInstrument=new s._ElementResizeInstrument,this._flipviewDiv.appendChild(this._elementResizeInstrument.element),this._elementResizeInstrument.addEventListener("resize",this._resizeHandlerBound),o._resizeNotifier.subscribe(this._flipviewDiv,this._resizeHandlerBound);var E=a.document.body.contains(this._flipviewDiv);E&&this._elementResizeInstrument.addedToDom(),o._addInsertedNotifier(this._flipviewDiv);var F=!0;this._flipviewDiv.addEventListener("WinJSNodeInserted",function(a){F?(F=!1,E||(m._elementResizeInstrument.addedToDom(),m._pageManager.resized())):m._pageManager.resized()},!1),this._flipviewDiv.addEventListener("keydown",function(a){if(!m._disposed){var b=!0;if(!m._isInteractive(a.target)){var c=o.Key,d=!1;if(m._isHorizontal)switch(a.keyCode){case c.leftArrow:!m._rtl&&m.currentPage>0?(m.previous(),d=!0):m._rtl&&m.currentPage<m._pageManager._cachedSize-1&&(m.next(),d=!0);break;case c.pageUp:m.currentPage>0&&(m.previous(),d=!0);break;case c.rightArrow:!m._rtl&&m.currentPage<m._pageManager._cachedSize-1?(m.next(),d=!0):m._rtl&&m.currentPage>0&&(m.previous(),d=!0);break;case c.pageDown:m.currentPage<m._pageManager._cachedSize-1&&(m.next(),d=!0);break;case c.upArrow:case c.downArrow:d=!0,b=!1}else switch(a.keyCode){case c.upArrow:case c.pageUp:m.currentPage>0&&(m.previous(),d=!0);break;case c.downArrow:case c.pageDown:m.currentPage<m._pageManager._cachedSize-1&&(m.next(),d=!0);break;case c.space:d=!0}switch(a.keyCode){case c.home:m.currentPage=0,d=!0;break;case c.end:m._pageManager._cachedSize>0&&(m.currentPage=m._pageManager._cachedSize-1),d=!0}if(d)return a.preventDefault(),b&&a.stopPropagation(),!0}}},!1),n=!0},_windowWheelHandler:function(a){if(!this._disposed){a=a.detail.originalEvent;var b=a.target&&(this._flipviewDiv.contains(a.target)||this._flipviewDiv===a.target),d=this,e=c._now(),f=this._avoidTrappingTime>e;(!b||f)&&(this._avoidTrappingTime=e+E),b&&f?(this._panningDivContainer.style.overflowX="hidden",this._panningDivContainer.style.overflowY="hidden",c._yieldForDomModification(function(){d._pageManager._ensureCentered(),d._isHorizontal?(d._panningDivContainer.style.overflowX=d._environmentSupportsTouch?"scroll":"hidden",d._panningDivContainer.style.overflowY="hidden"):(d._panningDivContainer.style.overflowY=d._environmentSupportsTouch?"scroll":"hidden",d._panningDivContainer.style.overflowX="hidden")})):b&&this._pageManager.simulateMouseWheelScroll(a)}},_isInteractive:function(a){if(a.parentNode)for(var b=a.parentNode.querySelectorAll(".win-interactive, .win-interactive *"),c=0,d=b.length;d>c;c++)if(b[c]===a)return!0;return!1},_resizeHandler:function(){g("WinJS.UI.FlipView:resize,StartTM"),this._pageManager.resized()},_refreshHandler:function(){var a=this._dataSourceAfterRefresh||this._dataSource,b=this._itemRendererAfterRefresh||this._itemRenderer,c=this._indexAfterRefresh||0;this._setDatasource(a,b,c),this._dataSourceAfterRefresh=null,this._itemRendererAfterRefresh=null,this._indexAfterRefresh=0,this._refreshTimer=!1},_refresh:function(){if(!this._refreshTimer){var a=this;this._refreshTimer=!0,l.schedule(function(){a._refreshTimer&&!a._disposed&&a._refreshHandler()},l.Priority.high,null,"WinJS.UI.FlipView._refreshHandler")}},_getItemRenderer:function(b){var c=null;if("function"==typeof b){var d=new k(function(){}),e=b(d);c=e.element?"object"==typeof e.element&&"function"==typeof e.element.then?function(c){var d=a.document.createElement("div");return d.className="win-template",n.markDisposable(d),{element:d,renderComplete:b(c).element.then(function(a){d.appendChild(a)})}}:b:function(c){var d=a.document.createElement("div");return d.className="win-template",n.markDisposable(d),{element:d,renderComplete:c.then(function(){return k.as(b(c)).then(function(a){d.appendChild(a)})})}}}else"object"==typeof b&&(c=b.renderItem);return c},_navigate:function(a,b){if(c.validation&&this._refreshTimer)throw new d("WinJS.UI.FlipView.NavigationDuringStateChange",K.navigationDuringStateChange);if(this._animating||(this._animatingForward=a),this._goForward=a,this._animating&&!this._cancelAnimation())return!1;var e=this,f=a?this._nextAnimation:this._prevAnimation,g=f?f:this._defaultAnimation.bind(this),h=function(a){e._completeNavigation(a)},i=this._pageManager.startAnimatedNavigation(a,b,h);if(i){this._animationsStarted();var j=i.outgoing.pageRoot,k=i.incoming.pageRoot;return this._contentDiv.appendChild(j),this._contentDiv.appendChild(k),this._completeNavigationPending=!0,g(j,k).then(function(){e._completeNavigationPending&&h(e._goForward)}).done(),!0}return!1},_cancelDefaultAnimation:function(a,b){a.style.opacity=0,b.style.animationName="",b.style.opacity=1},_cancelAnimation:function(){if(this._pageManager._navigationAnimationRecord&&this._pageManager._navigationAnimationRecord.completionCallback){var a=this._pageManager._navigationAnimationRecord.cancelAnimationCallback;if(a&&(a=a.bind(this)),this._pageManager._navigationAnimationRecord&&this._pageManager._navigationAnimationRecord.elementContainers){var b=this._pageManager._navigationAnimationRecord.elementContainers[0],c=this._pageManager._navigationAnimationRecord.elementContainers[1],d=b.pageRoot,e=c.pageRoot;return a&&a(d,e),this._pageManager._navigationAnimationRecord.completionCallback(this._animatingForward),!0}}return!1},_completeNavigation:function(a){if(!this._disposed){if(this._pageManager._resizing=!1,this._pageManager._navigationAnimationRecord&&this._pageManager._navigationAnimationRecord.elementContainers){var b=this._pageManager._navigationAnimationRecord.elementContainers[0],c=this._pageManager._navigationAnimationRecord.elementContainers[1],d=b.pageRoot,e=c.pageRoot;d.parentNode&&d.parentNode.removeChild(d),e.parentNode&&e.parentNode.removeChild(e),this._pageManager.endAnimatedNavigation(a,b,c),this._fadeOutButtons(),this._scrollPosChanged(),this._pageManager._ensureCentered(!0),this._animationsFinished()}this._completeNavigationPending=!1}},_completeJump:function(){if(!this._disposed){if(this._pageManager._resizing=!1,this._pageManager._navigationAnimationRecord&&this._pageManager._navigationAnimationRecord.elementContainers){var a=this._pageManager._navigationAnimationRecord.elementContainers[0],b=this._pageManager._navigationAnimationRecord.elementContainers[1],c=a.pageRoot,d=b.pageRoot;c.parentNode&&c.parentNode.removeChild(c),d.parentNode&&d.parentNode.removeChild(d),this._pageManager.endAnimatedJump(a,b),this._animationsFinished()}this._completeJumpPending=!1}},_setCurrentIndex:function(a){return this._pageManager.jumpToIndex(a)},_getCurrentIndex:function(){return this._pageManager.currentIndex()},_setDatasource:function(a,b,c){this._animating&&this._cancelAnimation();var d=0;void 0!==c&&(d=c),this._dataSource=a,this._itemRenderer=b;var e=this._itemsManager;this._itemsManager=q._createItemsManager(this._dataSource,this._itemRenderer,this._itemsManagerCallback,{ownerElement:this._flipviewDiv}),this._dataSource=this._itemsManager.dataSource;var f=this;this._dataSource.getCount().then(function(a){f._pageManager._cachedSize=a}),this._pageManager.setNewItemsManager(this._itemsManager,d),e&&e.release()},_fireDatasourceCountChangedEvent:function(){var b=this;l.schedule(function(){var c=a.document.createEvent("Event");c.initEvent(L.datasourceCountChangedEvent,!0,!0),g("WinJS.UI.FlipView:dataSourceCountChangedEvent,info"),b._flipviewDiv.dispatchEvent(c)},l.Priority.normal,null,"WinJS.UI.FlipView._dispatchDataSourceCountChangedEvent")},_scrollPosChanged:function(){this._disposed||this._pageManager.scrollPosChanged()},_axisAsString:function(){return this._isHorizontal?"horizontal":"vertical"},_setupOrientation:function(){if(this._isHorizontal){this._panningDivContainer.style.overflowX=this._environmentSupportsTouch?"scroll":"hidden",this._panningDivContainer.style.overflowY="hidden";var a="rtl"===o._getComputedStyle(this._flipviewDiv,null).direction;this._rtl=a,a?(this._prevButton.className=v+" "+y,this._nextButton.className=v+" "+x):(this._prevButton.className=v+" "+x,this._nextButton.className=v+" "+y),this._prevButton.innerHTML=a?G:F,this._nextButton.innerHTML=a?F:G}else this._panningDivContainer.style.overflowY=this._environmentSupportsTouch?"scroll":"hidden",this._panningDivContainer.style.overflowX="hidden",this._prevButton.className=v+" "+z,this._nextButton.className=v+" "+A,this._prevButton.innerHTML=H,this._nextButton.innerHTML=I;this._panningDivContainer.style.msOverflowStyle="none"},_fadeInButton:function(a,b){(this._mouseInViewport||b||!this._environmentSupportsTouch)&&("next"===a&&this._hasNextContent?(this._nextButtonAnimation&&(this._nextButtonAnimation.cancel(),this._nextButtonAnimation=null),this._nextButton.style.visibility="visible",this._nextButtonAnimation=this._fadeInFromCurrentValue(this._nextButton)):"prev"===a&&this._hasPrevContent&&(this._prevButtonAnimation&&(this._prevButtonAnimation.cancel(),this._prevButtonAnimation=null),this._prevButton.style.visibility="visible",this._prevButtonAnimation=this._fadeInFromCurrentValue(this._prevButton)))},_fadeOutButton:function(a){var b=this;return"next"===a?(this._nextButtonAnimation&&(this._nextButtonAnimation.cancel(),this._nextButtonAnimation=null),this._nextButtonAnimation=h.fadeOut(this._nextButton).then(function(){b._nextButton.style.visibility="hidden"}),this._nextButtonAnimation):(this._prevButtonAnimation&&(this._prevButtonAnimation.cancel(),this._prevButtonAnimation=null),this._prevButtonAnimation=h.fadeOut(this._prevButton).then(function(){b._prevButton.style.visibility="hidden"}),this._prevButtonAnimation)},_fadeOutButtons:function(a){if(this._environmentSupportsTouch){this._buttonFadePromise&&(this._buttonFadePromise.cancel(),this._buttonFadePromise=null);var b=this;this._buttonFadePromise=(a?k.wrap():k.timeout(i._animationTimeAdjustment(D))).then(function(){b._fadeOutButton("prev"),b._fadeOutButton("next"),b._buttonFadePromise=null})}},_animationsStarted:function(){this._animating=!0},_animationsFinished:function(){this._animating=!1},_defaultAnimation:function(a,b){var c={};b.style.left="0px",b.style.top="0px",b.style.opacity=0;var d=a.itemIndex>b.itemIndex?-J:J;c.left=(this._isHorizontal?this._rtl?-d:d:0)+"px",c.top=(this._isHorizontal?0:d)+"px";var e=h.fadeOut(a),f=h.enterContent(b,[c],{mechanism:"transition"});return k.join([e,f])},_fadeInFromCurrentValue:function(a){return i.executeTransition(a,{property:"opacity",delay:0,duration:167,timing:"linear",to:1})}},t);return b.Class.mix(L,e.createEventProperties(L.datasourceCountChangedEvent,L.pageVisibilityChangedEvent,L.pageSelectedEvent,L.pageCompletedEvent)),b.Class.mix(L,m.DOMEventMixin),L})})}),d("WinJS/Controls/ItemContainer",["exports","../Core/_Global","../Core/_Base","../Core/_BaseUtils","../Core/_ErrorFromName","../Core/_Events","../Core/_Log","../Core/_Resources","../Core/_WriteProfilerMark","../Promise","../Scheduler","../Utilities/_Control","../Utilities/_Dispose","../Utilities/_ElementUtilities","../Utilities/_Hoverable","../Utilities/_KeyboardBehavior","../Utilities/_UI","./ItemContainer/_Constants","./ItemContainer/_ItemEventsHandler"],function(a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s){"use strict";var t=f._createEventProperty,u={invoked:"invoked",selectionchanging:"selectionchanging",selectionchanged:"selectionchanged"};c.Namespace._moduleDefine(a,"WinJS.UI",{ItemContainer:c.Namespace._lazy(function(){var f={get duplicateConstruction(){return"Invalid argument: Controls may only be instantiated one time for each DOM element"},get swipeOrientationDeprecated(){return"Invalid configuration: swipeOrientation is deprecated. The control will default this property to 'none'"},get swipeBehaviorDeprecated(){return"Invalid configuration: swipeBehavior is deprecated. The control will default this property to 'none'"}},h=c.Class.define(function(c,d){function g(a,b,c){return{name:b?a:a.toLowerCase(),handler:function(b){i["_on"+a](b)},capture:c}}if(c=c||b.document.createElement("DIV"),this._id=c.id||n._uniqueID(c),this._writeProfilerMark("constructor,StartTM"),d=d||{},c.winControl)throw new e("WinJS.UI.ItemContainer.DuplicateConstruction",f.duplicateConstruction);c.winControl=this,this._element=c,n.addClass(c,"win-disposable"),this._selectionMode=q.SelectionMode.single,this._draggable=!1,this._pressedEntity={type:q.ObjectType.item,index:r._INVALID_INDEX},this.tapBehavior=q.TapBehavior.invokeOnly,n.addClass(this.element,h._ClassName.itemContainer+" "+r._containerClass),this._setupInternalTree(),this._selection=new a._SingleItemSelectionManager(c,this._itemBox),this._setTabIndex(),l.setOptions(this,d),this._mutationObserver=new n._MutationObserver(this._itemPropertyChange.bind(this)),this._mutationObserver.observe(c,{attributes:!0,attributeFilter:["aria-selected"]}),this._setAriaRole();var i=this;this.selectionDisabled||k.schedule(function(){i._setDirectionClass()},k.Priority.normal,null,"WinJS.UI.ItemContainer_async_initialize"),this._itemEventsHandler=new s._ItemEventsHandler(Object.create({containerFromElement:function(){return i.element},indexForItemElement:function(){return 1},indexForHeaderElement:function(){return r._INVALID_INDEX},itemBoxAtIndex:function(){return i._itemBox},itemAtIndex:function(){return i.element},headerAtIndex:function(){return null},containerAtIndex:function(){return i.element},isZombie:function(){return this._disposed},getItemPosition:function(){return i._getItemPosition()},rtl:function(){return i._rtl()},fireInvokeEvent:function(){i._fireInvokeEvent()},verifySelectionAllowed:function(){return i._verifySelectionAllowed()},changeFocus:function(){},selectRange:function(a,b){return i._selection.set({firstIndex:a,lastIndex:b})}},{pressedEntity:{get:function(){return i._pressedEntity},set:function(a){i._pressedEntity=a}},pressedElement:{enumerable:!0,set:function(a){i._pressedElement=a}},eventHandlerRoot:{enumerable:!0,get:function(){return i.element}},selectionMode:{enumerable:!0,get:function(){return i._selectionMode}},accessibleItemClass:{enumerable:!0,get:function(){return r._containerClass}},canvasProxy:{enumerable:!0,get:function(){return i._captureProxy}},tapBehavior:{enumerable:!0,get:function(){return i._tapBehavior}},draggable:{enumerable:!0,get:function(){return i._draggable}},selection:{enumerable:!0,get:function(){return i._selection}},customFootprintParent:{enumerable:!0,get:function(){return null}},skipPreventDefaultOnPointerDown:{enumerable:!0,get:function(){return!0}}}));var j=[g("PointerDown"),g("Click"),g("PointerUp"),g("PointerCancel"),g("LostPointerCapture"),g("ContextMenu"),g("MSHoldVisual",!0),g("FocusIn"),g("FocusOut"),g("DragStart"),g("DragEnd"),g("KeyDown")];j.forEach(function(a){n._addEventListener(i.element,a.name,a.handler,!!a.capture)}),this._writeProfilerMark("constructor,StopTM")},{element:{get:function(){return this._element}},draggable:{get:function(){return this._draggable},set:function(a){d.isPhone||this._draggable!==a&&(this._draggable=a,this._updateDraggableAttribute())}},selected:{get:function(){return this._selection.selected},set:function(a){this._selection.selected!==a&&(this._selection.selected=a)}},swipeOrientation:{get:function(){return"none"},set:function(a){n._deprecated(f.swipeOrientationDeprecated)}},tapBehavior:{get:function(){return this._tapBehavior},set:function(a){d.isPhone&&a===q.TapBehavior.directSelect||(this._tapBehavior=a,this._setAriaRole())}},swipeBehavior:{get:function(){return"none"},set:function(a){n._deprecated(f.swipeBehaviorDeprecated)}},selectionDisabled:{get:function(){return this._selectionMode===q.SelectionMode.none},set:function(a){a?this._selectionMode=q.SelectionMode.none:(this._setDirectionClass(),this._selectionMode=q.SelectionMode.single),this._setAriaRole()}},oninvoked:t(u.invoked),onselectionchanging:t(u.selectionchanging),onselectionchanged:t(u.selectionchanged),forceLayout:function(){this._forceLayout()},dispose:function(){this._disposed||(this._disposed=!0,this._itemEventsHandler.dispose(),m.disposeSubTree(this.element))},_onMSManipulationStateChanged:function(a){this._itemEventsHandler.onMSManipulationStateChanged(a)},_onPointerDown:function(a){this._itemEventsHandler.onPointerDown(a)},_onClick:function(a){this._itemEventsHandler.onClick(a)},_onPointerUp:function(a){n.hasClass(this._itemBox,r._itemFocusClass)&&this._onFocusOut(a),this._itemEventsHandler.onPointerUp(a)},_onPointerCancel:function(a){this._itemEventsHandler.onPointerCancel(a)},_onLostPointerCapture:function(a){this._itemEventsHandler.onLostPointerCapture(a)},_onContextMenu:function(a){this._itemEventsHandler.onContextMenu(a)},_onMSHoldVisual:function(a){this._itemEventsHandler.onMSHoldVisual(a)},_onFocusIn:function(){if(!this._itemBox.querySelector("."+r._itemFocusOutlineClass)&&p._keyboardSeenLast){n.addClass(this._itemBox,r._itemFocusClass);var a=b.document.createElement("div");a.className=r._itemFocusOutlineClass,this._itemBox.appendChild(a)}},_onFocusOut:function(){n.removeClass(this._itemBox,r._itemFocusClass);var a=this._itemBox.querySelector("."+r._itemFocusOutlineClass);a&&a.parentNode.removeChild(a)},_onDragStart:function(a){if(this._pressedElement&&this._itemEventsHandler._isInteractive(this._pressedElement))a.preventDefault();else{this._dragging=!0;var b=this;if(a.dataTransfer.setData("text",""),a.dataTransfer.setDragImage){var c=this.element.getBoundingClientRect();a.dataTransfer.setDragImage(this.element,a.clientX-c.left,a.clientY-c.top)}d._yieldForDomModification(function(){b._dragging&&n.addClass(b._itemBox,r._dragSourceClass)})}},_onDragEnd:function(){this._dragging=!1,n.removeClass(this._itemBox,r._dragSourceClass),this._itemEventsHandler.resetPointerDownState()},_onKeyDown:function(a){if(!this._itemEventsHandler._isInteractive(a.target)){var b=n.Key,c=a.keyCode,d=!1;if(a.ctrlKey||c!==b.enter)a.ctrlKey&&c===b.enter||c===b.space?this.selectionDisabled||(this.selected=!this.selected,d=n._setActive(this.element)):c===b.escape&&this.selected&&(this.selected=!1,d=!0);else{var e=this._verifySelectionAllowed();e.canTapSelect&&(this.selected=!this.selected),this._fireInvokeEvent(),d=!0}d&&(a.stopPropagation(),a.preventDefault())}},_setTabIndex:function(){var a=this.element.getAttribute("tabindex");a||this.element.setAttribute("tabindex","0")},_rtl:function(){return"boolean"!=typeof this._cachedRTL&&(this._cachedRTL="rtl"===n._getComputedStyle(this.element,null).direction),this._cachedRTL},_setDirectionClass:function(){n[this._rtl()?"addClass":"removeClass"](this.element,r._rtlListViewClass)},_forceLayout:function(){this._cachedRTL="rtl"===n._getComputedStyle(this.element,null).direction,this._setDirectionClass()},_getItemPosition:function(){var a=this.element;return a?j.wrap({left:this._rtl()?a.offsetParent.offsetWidth-a.offsetLeft-a.offsetWidth:a.offsetLeft,top:a.offsetTop,totalWidth:n.getTotalWidth(a),totalHeight:n.getTotalHeight(a),contentWidth:n.getContentWidth(a),contentHeight:n.getContentHeight(a)}):j.cancel},_itemPropertyChange:function(a){if(!this._disposed){var b=a[0].target,c="true"===b.getAttribute("aria-selected");c!==n._isSelectionRendered(this._itemBox)&&(this.selectionDisabled?n._setAttribute(b,"aria-selected",!c):(this.selected=c,c!==this.selected&&n._setAttribute(b,"aria-selected",!c)))}},_updateDraggableAttribute:function(){this._itemBox.setAttribute("draggable",this._draggable)},_verifySelectionAllowed:function(){if(this._selectionMode!==q.SelectionMode.none&&this._tapBehavior===q.TapBehavior.toggleSelect){var a=this._selection.fireSelectionChanging();return{canSelect:a,canTapSelect:a&&this._tapBehavior===q.TapBehavior.toggleSelect}}return{canSelect:!1,canTapSelect:!1}},_setupInternalTree:function(){var a=b.document.createElement("div");a.className=r._itemClass,this._captureProxy=b.document.createElement("div"),this._itemBox=b.document.createElement("div"),this._itemBox.className=r._itemBoxClass;for(var c=this.element.firstChild;c;){var d=c.nextSibling;a.appendChild(c),c=d}this.element.appendChild(this._itemBox),this._itemBox.appendChild(a),this.element.appendChild(this._captureProxy)},_fireInvokeEvent:function(){if(this.tapBehavior!==q.TapBehavior.none){var a=b.document.createEvent("CustomEvent");a.initCustomEvent(u.invoked,!0,!1,{}),this.element.dispatchEvent(a)}},_setAriaRole:function(){if(!this.element.getAttribute("role")||this._usingDefaultItemRole){this._usingDefaultItemRole=!0;var a;a=this.tapBehavior===q.TapBehavior.none&&this.selectionDisabled?"listitem":"option",n._setAttribute(this.element,"role",a)}},_writeProfilerMark:function(a){var b="WinJS.UI.ItemContainer:"+this._id+":"+a;i(b),g.log&&g.log(b,null,"itemcontainerprofiler")}},{_ClassName:{itemContainer:"win-itemcontainer",vertical:"win-vertical",horizontal:"win-horizontal"}});return c.Class.mix(h,l.DOMEventMixin),h}),_SingleItemSelectionManager:c.Namespace._lazy(function(){return c.Class.define(function(a,b){this._selected=!1,this._element=a,this._itemBox=b},{selected:{get:function(){return this._selected},set:function(a){a=!!a,this._selected!==a&&this.fireSelectionChanging()&&(this._selected=a,s._ItemEventsHandler.renderSelection(this._itemBox,this._element,a,!0,this._element),this.fireSelectionChanged())}},count:function(){return this._selected?1:0},getIndices:function(){},getItems:function(){},getRanges:function(){},isEverything:function(){return!1},set:function(){this.selected=!0},clear:function(){this.selected=!1},add:function(){this.selected=!0},remove:function(){this.selected=!1},selectAll:function(){},fireSelectionChanging:function(){var a=b.document.createEvent("CustomEvent");return a.initCustomEvent(u.selectionchanging,!0,!0,{}),this._element.dispatchEvent(a)},fireSelectionChanged:function(){var a=b.document.createEvent("CustomEvent");a.initCustomEvent(u.selectionchanged,!0,!1,{}),this._element.dispatchEvent(a)},_isIncluded:function(){return this._selected},_getFocused:function(){return{type:q.ObjectType.item,index:r._INVALID_INDEX}}})})})}),d("WinJS/Controls/Repeater",["exports","../Core/_Global","../Core/_Base","../Core/_ErrorFromName","../Core/_Events","../Core/_Resources","../Core/_WriteProfilerMark","../BindingList","../BindingTemplate","../Promise","../Utilities/_Control","../Utilities/_Dispose","../Utilities/_ElementUtilities","../Utilities/_Hoverable"],function(a,b,c,d,e,f,g,h,i,j,k,l,m,n){"use strict";c.Namespace._moduleDefine(a,"WinJS.UI",{Repeater:c.Namespace._lazy(function(){function a(a){var c=b.document.createElement("div");return c.textContent=JSON.stringify(a),c}var f="itemsloaded",n="itemchanging",o="itemchanged",p="iteminserting",q="iteminserted",r="itemmoving",s="itemmoved",t="itemremoving",u="itemremoved",v="itemsreloading",w="itemsreloaded",x=e._createEventProperty,y={get duplicateConstruction(){return"Invalid argument: Controls may only be instantiated one time for each DOM element"},get asynchronousRender(){return"Top level items must render synchronously"},get repeaterReentrancy(){return"Cannot modify Repeater data until Repeater has commited previous modification."}},z=c.Class.define(function(a,c){if(a&&a.winControl)throw new d("WinJS.UI.Repeater.DuplicateConstruction",y.duplicateConstruction);this._element=a||b.document.createElement("div"),this._id=this._element.id||m._uniqueID(this._element),this._writeProfilerMark("constructor,StartTM"),c=c||{},m.addClass(this._element,"win-repeater win-disposable"),this._render=null,this._modifying=!1,this._disposed=!1,this._element.winControl=this,this._dataListeners={itemchanged:this._dataItemChangedHandler.bind(this),iteminserted:this._dataItemInsertedHandler.bind(this),itemmoved:this._dataItemMovedHandler.bind(this),itemremoved:this._dataItemRemovedHandler.bind(this),reload:this._dataReloadHandler.bind(this)};var e=this._extractInlineTemplate();this._initializing=!0,this.template=c.template||e,this.data=c.data,this._initializing=!1,k._setOptions(this,c,!0),this._repeatedDOM=[],this._renderAllItems(),this.dispatchEvent(f,{}),this._writeProfilerMark("constructor,StopTM")},{element:{get:function(){return this._element}},data:{get:function(){return this._data},set:function(a){this._writeProfilerMark("data.set,StartTM"),
this._data&&this._removeDataListeners(),this._data=a||new h.List,this._addDataListeners(),this._initializing||(this._reloadRepeater(!0),this.dispatchEvent(f,{})),this._writeProfilerMark("data.set,StopTM")}},template:{get:function(){return this._template},set:function(b){this._writeProfilerMark("template.set,StartTM"),this._template=b||a,this._render=m._syncRenderer(this._template,this.element.tagName),this._initializing||(this._reloadRepeater(!0),this.dispatchEvent(f,{})),this._writeProfilerMark("template.set,StopTM")}},length:{get:function(){return this._repeatedDOM.length}},elementFromIndex:function(a){return this._repeatedDOM[a]},dispose:function(){if(!this._disposed){this._disposed=!0,this._removeDataListeners(),this._data=null,this._template=null;for(var a=0,b=this._repeatedDOM.length;b>a;a++)l._disposeElement(this._repeatedDOM[a])}},onitemsloaded:x(f),onitemchanging:x(n),onitemchanged:x(o),oniteminserting:x(p),oniteminserted:x(q),onitemmoving:x(r),onitemmoved:x(s),onitemremoving:x(t),onitemremoved:x(u),onitemsreloading:x(v),onitemsreloaded:x(w),_extractInlineTemplate:function(){if(this._element.firstElementChild){for(var a=b.document.createElement(this._element.tagName);this._element.firstElementChild;)a.appendChild(this._element.firstElementChild);return new i.Template(a,{extractChild:!0})}},_renderAllItems:function(){for(var a=b.document.createDocumentFragment(),c=0,e=this._data.length;e>c;c++){var f=this._render(this._data.getAt(c));if(!f)throw new d("WinJS.UI.Repeater.AsynchronousRender",y.asynchronousRender);a.appendChild(f),this._repeatedDOM.push(f)}this._element.appendChild(a)},_reloadRepeater:function(a){this._unloadRepeatedDOM(a),this._repeatedDOM=[],this._renderAllItems()},_unloadRepeatedDOM:function(a){for(var b=0,c=this._repeatedDOM.length;c>b;b++){var d=this._repeatedDOM[b];a&&l._disposeElement(d),d.parentElement===this._element&&this._element.removeChild(d)}},_addDataListeners:function(){Object.keys(this._dataListeners).forEach(function(a){this._data.addEventListener(a,this._dataListeners[a],!1)}.bind(this))},_beginModification:function(){if(this._modifying)throw new d("WinJS.UI.Repeater.RepeaterModificationReentrancy",y.repeaterReentrancy);this._modifying=!0},_endModification:function(){this._modifying=!1},_removeDataListeners:function(){Object.keys(this._dataListeners).forEach(function(a){this._data.removeEventListener(a,this._dataListeners[a],!1)}.bind(this))},_dataItemChangedHandler:function(a){this._beginModification();var b,c=this._element,e=a.detail.index,f=this._render(a.detail.newValue);if(!f)throw new d("WinJS.UI.Repeater.AsynchronousRender",y.asynchronousRender);this._repeatedDOM[e]&&(a.detail.oldElement=this._repeatedDOM[e]),a.detail.newElement=f,a.detail.setPromise=function(a){b=a},this._writeProfilerMark(n+",info"),this.dispatchEvent(n,a.detail);var g=null;e<this._repeatedDOM.length?(g=this._repeatedDOM[e],c.replaceChild(f,g),this._repeatedDOM[e]=f):(c.appendChild(f),this._repeatedDOM.push(f)),this._endModification(),this._writeProfilerMark(o+",info"),this.dispatchEvent(o,a.detail),g&&j.as(b).done(function(){l._disposeElement(g)}.bind(this))},_dataItemInsertedHandler:function(a){this._beginModification();var b=a.detail.index,c=this._render(a.detail.value);if(!c)throw new d("WinJS.UI.Repeater.AsynchronousRender",y.asynchronousRender);var e=this._element;if(a.detail.affectedElement=c,this._writeProfilerMark(p+",info"),this.dispatchEvent(p,a.detail),b<this._repeatedDOM.length){var f=this._repeatedDOM[b];e.insertBefore(c,f)}else e.appendChild(c);this._repeatedDOM.splice(b,0,c),this._endModification(),this._writeProfilerMark(q+",info"),this.dispatchEvent(q,a.detail)},_dataItemMovedHandler:function(a){this._beginModification();var b=this._repeatedDOM[a.detail.oldIndex];if(a.detail.affectedElement=b,this._writeProfilerMark(r+",info"),this.dispatchEvent(r,a.detail),this._repeatedDOM.splice(a.detail.oldIndex,1)[0],b.parentNode.removeChild(b),a.detail.newIndex<this._data.length-1){var c=this._repeatedDOM[a.detail.newIndex];this._element.insertBefore(b,c),this._repeatedDOM.splice(a.detail.newIndex,0,b)}else this._repeatedDOM.push(b),this._element.appendChild(b);this._endModification(),this._writeProfilerMark(s+",info"),this.dispatchEvent(s,a.detail)},_dataItemRemovedHandler:function(a){this._beginModification();var b,c=this._repeatedDOM[a.detail.index],d={affectedElement:c,index:a.detail.index,item:a.detail.item};d.setPromise=function(a){b=a},this._writeProfilerMark(t+",info"),this.dispatchEvent(t,d),c.parentNode.removeChild(c),this._repeatedDOM.splice(a.detail.index,1),this._endModification(),this._writeProfilerMark(u+",info"),this.dispatchEvent(u,d),j.as(b).done(function(){l._disposeElement(c)}.bind(this))},_dataReloadHandler:function(){this._beginModification();var a,b=this._repeatedDOM.slice(0),c={affectedElements:b};c.setPromise=function(b){a=b},this._writeProfilerMark(v+",info"),this.dispatchEvent(v,c),this._reloadRepeater(!1);var d=this._repeatedDOM.slice(0);this._endModification(),this._writeProfilerMark(w+",info"),this.dispatchEvent(w,{affectedElements:d}),j.as(a).done(function(){for(var a=0,c=b.length;c>a;a++)l._disposeElement(b[a])}.bind(this))},_writeProfilerMark:function(a){g("WinJS.UI.Repeater:"+this._id+":"+a)}},{isDeclarativeControlContainer:!0});return c.Class.mix(z,k.DOMEventMixin),z})})}),d("require-style!less/styles-datetimepicker",[],function(){}),d("WinJS/Controls/DatePicker",["../Core/_Global","../Core/_WinRT","../Core/_Base","../Core/_BaseUtils","../Core/_Events","../Core/_Resources","../Utilities/_Control","../Utilities/_ElementUtilities","../Utilities/_Hoverable","../Utilities/_Select","require-style!less/styles-datetimepicker"],function(a,b,c,d,e,f,g,h,i,j){"use strict";c.Namespace.define("WinJS.UI",{DatePicker:c.Namespace._lazy(function(){function d(a,c,d){var e=b.Windows.Globalization.DateTimeFormatting;a=a?a:d;var f=new e.DateTimeFormatter(a);return c?new e.DateTimeFormatter(a,f.languages,f.geographicRegion,c,f.clock):f}function i(a,b,c){var e=t[a];e||(e=t[a]={});var f=e[b];f||(f=e[b]={});var g=f[c];return g||(g=f[c]={},g.formatter=d(a,b,c),g.years={}),g}function k(a,b,c,d,e,f){var g=i(a,b,c),h=g.years[f.year+"-"+f.era];return h||(h=g.formatter.format(f.getDateTime()),g.years[f.year+"-"+f.era]=h),h}function l(a,b,c,d){var e=i(a,b,c);return e.formatter.format(d.getDateTime())}function m(a,b,c,d){var e=i(a,b,c);return e.formatter.format(d.getDateTime())}function n(a){var c=b.Windows.Globalization,d=new c.Calendar;return a?new c.Calendar(d.languages,a,d.getClock()):d}function o(a,b){var c=0;if(a.era===b.era)c=b.year-a.year;else for(;a.era!==b.era||a.year!==b.year;)c++,a.addYears(1);return c}var p="day",q="{month.full}",r="year.full",s={get ariaLabel(){return f._getWinJSString("ui/datePicker").value},get selectDay(){return f._getWinJSString("ui/selectDay").value},get selectMonth(){return f._getWinJSString("ui/selectMonth").value},get selectYear(){return f._getWinJSString("ui/selectYear").value}},t={},u=c.Class.define(function(b,c){this._currentDate=new Date,this._minYear=this._currentDate.getFullYear()-100,this._maxYear=this._currentDate.getFullYear()+100,this._datePatterns={date:null,month:null,year:null},b=b||a.document.createElement("div"),h.addClass(b,"win-disposable"),b.winControl=this;var d=b.getAttribute("aria-label");d||b.setAttribute("aria-label",s.ariaLabel),this._init(b),g.setOptions(this,c)},{_information:null,_currentDate:null,_calendar:null,_disabled:!1,_dateElement:null,_dateControl:null,_monthElement:null,_monthControl:null,_minYear:null,_maxYear:null,_yearElement:null,_yearControl:null,_datePatterns:{date:null,month:null,year:null},_addAccessibilityAttributes:function(){this._domElement.setAttribute("role","group"),this._dateElement.setAttribute("aria-label",s.selectDay),this._monthElement.setAttribute("aria-label",s.selectMonth),this._yearElement.setAttribute("aria-label",s.selectYear)},_addControlsInOrder:function(){var a=this._domElement,b=this,c=0;b._information.order.forEach(function(d){switch(d){case"month":a.appendChild(b._monthElement),h.addClass(b._monthElement,"win-order"+c++);break;case"date":a.appendChild(b._dateElement),h.addClass(b._dateElement,"win-order"+c++);break;case"year":a.appendChild(b._yearElement),h.addClass(b._yearElement,"win-order"+c++)}})},_createControlElements:function(){this._monthElement=a.document.createElement("select"),this._monthElement.className="win-datepicker-month win-dropdown",this._dateElement=a.document.createElement("select"),this._dateElement.className="win-datepicker-date win-dropdown",this._yearElement=a.document.createElement("select"),this._yearElement.className="win-datepicker-year win-dropdown"},_createControls:function(){var a=this._information,b=a.getIndex(this.current);a.forceLanguage&&(this._domElement.setAttribute("lang",a.forceLanguage),this._domElement.setAttribute("dir",a.isRTL?"rtl":"ltr")),this._yearControl=new j._Select(this._yearElement,{dataSource:this._information.years,disabled:this.disabled,index:b.year}),this._monthControl=new j._Select(this._monthElement,{dataSource:this._information.months(b.year),disabled:this.disabled,index:b.month}),this._dateControl=new j._Select(this._dateElement,{dataSource:this._information.dates(b.year,b.month),disabled:this.disabled,index:b.date}),this._wireupEvents()},dispose:function(){},calendar:{get:function(){return this._calendar},set:function(a){this._calendar=a,this._setElement(this._domElement)}},current:{get:function(){var a=this._currentDate,b=a.getFullYear();return new Date(Math.max(Math.min(this.maxYear,b),this.minYear),a.getMonth(),a.getDate(),12,0,0,0)},set:function(a){var b;"string"==typeof a?(b=new Date(Date.parse(a)),b.setHours(12,0,0,0)):b=a;var c=this._currentDate;c!==b&&(this._currentDate=b,this._updateDisplay())}},disabled:{get:function(){return this._disabled},set:function(a){this._disabled!==a&&(this._disabled=a,this._yearControl&&(this._monthControl.setDisabled(a),this._dateControl.setDisabled(a),this._yearControl.setDisabled(a)))}},datePattern:{get:function(){return this._datePatterns.date},set:function(a){this._datePatterns.date!==a&&(this._datePatterns.date=a,this._init())}},element:{get:function(){return this._domElement}},_setElement:function(a){this._domElement=this._domElement||a,this._domElement&&(h.empty(this._domElement),h.addClass(this._domElement,"win-datepicker"),this._updateInformation(),this._createControlElements(),this._addControlsInOrder(),this._createControls(),this._addAccessibilityAttributes())},minYear:{get:function(){return this._information.getDate({year:0,month:0,date:0}).getFullYear()},set:function(a){this._minYear!==a&&(this._minYear=a,a>this._maxYear&&(this._maxYear=a),this._updateInformation(),this._yearControl&&(this._yearControl.dataSource=this._information.years),this._updateDisplay())}},maxYear:{get:function(){var a={year:this._information.years.getLength()-1};return a.month=this._information.months(a.year).getLength()-1,a.date=this._information.dates(a.year,a.month).getLength()-1,this._information.getDate(a).getFullYear()},set:function(a){this._maxYear!==a&&(this._maxYear=a,a<this._minYear&&(this._minYear=a),this._updateInformation(),this._yearControl&&(this._yearControl.dataSource=this._information.years),this._updateDisplay())}},monthPattern:{get:function(){return this._datePatterns.month},set:function(a){this._datePatterns.month!==a&&(this._datePatterns.month=a,this._init())}},_updateInformation:function(){var a=new Date(this._minYear,0,1,12,0,0),b=new Date(this._maxYear,11,31,12,0,0);a.setFullYear(this._minYear),b.setFullYear(this._maxYear),this._information=u.getInformation(a,b,this._calendar,this._datePatterns)},_init:function(a){this._setElement(a)},_updateDisplay:function(){if(this._domElement&&this._yearControl){var a=this._information.getIndex(this.current);this._yearControl.index=a.year,this._monthControl.dataSource=this._information.months(a.year),this._monthControl.index=a.month,this._dateControl.dataSource=this._information.dates(a.year,a.month),this._dateControl.index=a.date}},_wireupEvents:function(){function a(){b._currentDate=b._information.getDate({year:b._yearControl.index,month:b._monthControl.index,date:b._dateControl.index},b._currentDate);var a=b._information.getIndex(b._currentDate);b._monthControl.dataSource=b._information.months(a.year),b._monthControl.index=a.month,b._dateControl.dataSource=b._information.dates(a.year,a.month),b._dateControl.index=a.date}var b=this;this._dateElement.addEventListener("change",a,!1),this._monthElement.addEventListener("change",a,!1),this._yearElement.addEventListener("change",a,!1)},yearPattern:{get:function(){return this._datePatterns.year},set:function(a){this._datePatterns.year!==a&&(this._datePatterns.year=a,this._init())}}},{_getInformationWinRT:function(a,b,c,d){function e(a){return new Date(Math.min(new Date(Math.max(j,a)),s))}d=d||{date:p,month:q,year:r};var f=n(c),g=n(c),h=n(c);f.setToMin();var j=f.getDateTime();f.setToMax();var s=f.getDateTime();f.hour=12,a=e(a),b=e(b),f.setDateTime(b);var t={year:f.year,era:f.era};f.setDateTime(a);var u=0;u=o(f,t)+1;var v=i("day month.full year",c).formatter,w=v.patterns[0],x=8207===w.charCodeAt(0),y=["date","month","year"],z={month:w.indexOf("{month"),date:w.indexOf("{day"),year:w.indexOf("{year")};y.sort(function(a,b){return z[a]<z[b]?-1:z[a]>z[b]?1:0});var A=function(){return{getLength:function(){return u},getValue:function(b){return f.setDateTime(a),f.addYears(b),k(d.year,c,r,d,y,f)}}}(),B=function(b){return g.setDateTime(a),g.addYears(b),{getLength:function(){return g.numberOfMonthsInThisYear},getValue:function(a){return g.month=g.firstMonthInThisYear,g.addMonths(a),l(d.month,c,q,g)}}},C=function(b,e){return h.setDateTime(a),h.addYears(b),h.month=h.firstMonthInThisYear,h.addMonths(e),h.day=h.firstDayInThisMonth,{getLength:function(){return h.numberOfDaysInThisMonth},getValue:function(a){return h.day=h.firstDayInThisMonth,h.addDays(a),m(d.date,c,p,h)}}};return{isRTL:x,forceLanguage:v.resolvedLanguage,order:y,getDate:function(b,c){var d;c&&(f.setDateTime(c),d={year:f.year,month:f.month,day:f.day});var e=f;e.setDateTime(a),e.addYears(b.year);var g;e.firstMonthInThisYear>e.lastMonthInThisYear?(g=b.month+e.firstMonthInThisYear>e.numberOfMonthsInThisYear?b.month+e.firstMonthInThisYear-e.numberOfMonthsInThisYear:b.month+e.firstMonthInThisYear,d&&d.year!==e.year&&(g=Math.max(Math.min(d.month,e.numberOfMonthsInThisYear),1))):g=d&&d.year!==e.year?Math.max(Math.min(d.month,e.firstMonthInThisYear+e.numberOfMonthsInThisYear-1),e.firstMonthInThisYear):Math.max(Math.min(b.month+e.firstMonthInThisYear,e.firstMonthInThisYear+e.numberOfMonthsInThisYear-1),e.firstMonthInThisYear),e.month=g;var h=Math.max(Math.min(b.date+e.firstDayInThisMonth,e.firstDayInThisMonth+e.numberOfDaysInThisMonth-1),e.firstDayInThisMonth);return!d||d.year===e.year&&d.month===e.month||(h=Math.max(Math.min(d.day,e.firstDayInThisMonth+e.numberOfDaysInThisMonth-1),e.firstDayInThisMonth)),e.day=e.firstDayInThisMonth,e.addDays(h-e.firstDayInThisMonth),e.getDateTime()},getIndex:function(b){var c=e(b);f.setDateTime(c);var d={year:f.year,era:f.era},g=0;f.setDateTime(a),f.month=1,g=o(f,d),f.setDateTime(c);var h=f.month-f.firstMonthInThisYear;0>h&&(h=f.month-f.firstMonthInThisYear+f.numberOfMonthsInThisYear);var i=f.day-f.firstDayInThisMonth,j={year:g,month:h,date:i};return j},years:A,months:B,dates:C}},_getInformationJS:function(a,b){var c=a.getFullYear(),d=b.getFullYear(),e={getLength:function(){return Math.max(0,d-c+1)},getValue:function(a){return c+a}},f=["January","February","March","April","May","June","July","August","September","October","November","December"],g=function(){return{getLength:function(){return f.length},getValue:function(a){return f[a]},getMonthNumber:function(a){return Math.min(a,f.length-1)}}},h=function(a,b){var c=new Date,d=e.getValue(a),f=b+1;c.setFullYear(d,f,0);var g=c.getDate();return{getLength:function(){return g},getValue:function(a){return""+(a+1)},getDateNumber:function(a){return Math.min(a+1,g)}}};return{order:["month","date","year"],getDate:function(a){return new Date(e.getValue(a.year),g(a.year).getMonthNumber(a.month),h(a.year,a.month).getDateNumber(a.date),12,0)},getIndex:function(a){var b=0,d=a.getFullYear();b=c>d?0:d>this.maxYear?e.getLength()-1:a.getFullYear()-c;var f=Math.min(a.getMonth(),g(b).getLength()),i=Math.min(a.getDate()-1,h(b,f).getLength());return{year:b,month:f,date:i}},years:e,months:g,dates:h}}});return b.Windows.Globalization.Calendar&&b.Windows.Globalization.DateTimeFormatting?u.getInformation=u._getInformationWinRT:u.getInformation=u._getInformationJS,c.Class.mix(u,e.createEventProperties("change")),c.Class.mix(u,g.DOMEventMixin),u})})}),d("WinJS/Controls/TimePicker",["../Core/_Global","../Core/_WinRT","../Core/_Base","../Core/_BaseUtils","../Core/_Events","../Core/_Resources","../Utilities/_Control","../Utilities/_ElementUtilities","../Utilities/_Hoverable","../Utilities/_Select","require-style!less/styles-datetimepicker"],function(a,b,c,d,e,f,g,h,i,j){"use strict";c.Namespace.define("WinJS.UI",{TimePicker:c.Namespace._lazy(function(){var d="{minute.integer(2)}",i="{hour.integer(1)}",k="{period.abbreviated(2)}",l={get ariaLabel(){return f._getWinJSString("ui/timePicker").value},get selectHour(){return f._getWinJSString("ui/selectHour").value},get selectMinute(){return f._getWinJSString("ui/selectMinute").value},get selectAMPM(){return f._getWinJSString("ui/selectAMPM").value}},m=function(a,b){return a.getHours()===b.getHours()&&a.getMinutes()===b.getMinutes()},n=c.Class.define(function(b,c){this._currentTime=n._sentinelDate(),b=b||a.document.createElement("div"),h.addClass(b,"win-disposable"),b.winControl=this;var d=b.getAttribute("aria-label");d||b.setAttribute("aria-label",l.ariaLabel),this._timePatterns={minute:null,hour:null,period:null},this._init(b),g.setOptions(this,c)},{_currentTime:null,_clock:null,_disabled:!1,_hourElement:null,_hourControl:null,_minuteElement:null,_minuteControl:null,_ampmElement:null,_ampmControl:null,_minuteIncrement:1,_timePatterns:{minute:null,hour:null,period:null},_information:null,_addAccessibilityAttributes:function(){this._domElement.setAttribute("role","group"),this._hourElement.setAttribute("aria-label",l.selectHour),this._minuteElement.setAttribute("aria-label",l.selectMinute),this._ampmElement&&this._ampmElement.setAttribute("aria-label",l.selectAMPM)},_addControlsInOrder:function(a){var b=this;a.order.forEach(function(a,c){switch(a){case"hour":b._domElement.appendChild(b._hourElement),h.addClass(b._hourElement,"win-order"+c);break;case"minute":b._domElement.appendChild(b._minuteElement),h.addClass(b._minuteElement,"win-order"+c);break;case"period":b._ampmElement&&(b._domElement.appendChild(b._ampmElement),h.addClass(b._ampmElement,"win-order"+c))}})},dispose:function(){},clock:{get:function(){return this._clock},set:function(a){this._clock!==a&&(this._clock=a,this._init())}},current:{get:function(){var a=this._currentTime;if(a){var b=n._sentinelDate();return b.setHours(a.getHours()),b.setMinutes(this._getMinutesIndex(a)*this.minuteIncrement),b.setSeconds(0),b.setMilliseconds(0),b}return a},set:function(a){var b;"string"==typeof a?(b=n._sentinelDate(),b.setTime(Date.parse(b.toDateString()+" "+a))):(b=n._sentinelDate(),b.setHours(a.getHours()),b.setMinutes(a.getMinutes()));var c=this._currentTime;m(c,b)||(this._currentTime=b,this._updateDisplay())}},disabled:{get:function(){return this._disabled},set:function(a){this._disabled!==a&&(this._disabled=a,this._hourControl&&(this._hourControl.setDisabled(a),this._minuteControl.setDisabled(a)),this._ampmControl&&this._ampmControl.setDisabled(a))}},element:{get:function(){return this._domElement}},_init:function(a){this._setElement(a),this._updateDisplay()},hourPattern:{get:function(){return this._timePatterns.hour.pattern},set:function(a){this._timePatterns.hour!==a&&(this._timePatterns.hour=a,this._init())}},_getHoursAmpm:function(a){var b=a.getHours();return this._ampmElement?0===b?{hours:12,ampm:0}:12>b?{hours:b,ampm:0}:{hours:b-12,ampm:1}:{hours:b}},_getHoursIndex:function(a){return this._ampmElement&&12===a?0:a},_getMinutesIndex:function(a){return parseInt(a.getMinutes()/this.minuteIncrement)},minuteIncrement:{get:function(){return Math.max(1,Math.abs(0|this._minuteIncrement)%60)},set:function(a){this._minuteIncrement!==a&&(this._minuteIncrement=a,this._init())}},minutePattern:{get:function(){return this._timePatterns.minute.pattern},set:function(a){this._timePatterns.minute!==a&&(this._timePatterns.minute=a,this._init())}},periodPattern:{get:function(){return this._timePatterns.period.pattern},set:function(a){this._timePatterns.period!==a&&(this._timePatterns.period=a,this._init())}},_setElement:function(b){if(this._domElement=this._domElement||b,this._domElement){var c=n.getInformation(this.clock,this.minuteIncrement,this._timePatterns);this._information=c,c.forceLanguage&&(this._domElement.setAttribute("lang",c.forceLanguage),this._domElement.setAttribute("dir",c.isRTL?"rtl":"ltr")),h.empty(this._domElement),h.addClass(this._domElement,"win-timepicker"),this._hourElement=a.document.createElement("select"),h.addClass(this._hourElement,"win-timepicker-hour win-dropdown"),this._minuteElement=a.document.createElement("select"),h.addClass(this._minuteElement,"win-timepicker-minute win-dropdown"),this._ampmElement=null,"12HourClock"===c.clock&&(this._ampmElement=a.document.createElement("select"),h.addClass(this._ampmElement,"win-timepicker-period win-dropdown")),this._addControlsInOrder(c);var d=this._getHoursAmpm(this.current);this._hourControl=new j._Select(this._hourElement,{dataSource:this._getInfoHours(),disabled:this.disabled,index:this._getHoursIndex(d.hours)}),this._minuteControl=new j._Select(this._minuteElement,{dataSource:c.minutes,disabled:this.disabled,index:this._getMinutesIndex(this.current)}),this._ampmControl=null,this._ampmElement&&(this._ampmControl=new j._Select(this._ampmElement,{dataSource:c.periods,disabled:this.disabled,index:d.ampm})),this._wireupEvents(),this._updateValues(),this._addAccessibilityAttributes()}},_getInfoHours:function(){return this._information.hours},_updateLayout:function(){this._domElement&&this._updateValues()},_updateValues:function(){if(this._hourControl){var a=this._getHoursAmpm(this.current);this._ampmControl&&(this._ampmControl.index=a.ampm),this._hourControl.index=this._getHoursIndex(a.hours),this._minuteControl.index=this._getMinutesIndex(this.current)}},_updateDisplay:function(){var a=this._getHoursAmpm(this.current);this._ampmControl&&(this._ampmControl.index=a.ampm),this._hourControl&&(this._hourControl.index=this._getHoursIndex(a.hours),this._minuteControl.index=this._getMinutesIndex(this.current))},_wireupEvents:function(){var a=this,b=function(){var b=a._hourControl.index;return a._ampmElement&&1===a._ampmControl.index&&12!==b&&(b+=12),b},c=function(){var c=b();a._currentTime.setHours(c),a._currentTime.setMinutes(a._minuteControl.index*a.minuteIncrement)};this._hourElement.addEventListener("change",c,!1),this._minuteElement.addEventListener("change",c,!1),this._ampmElement&&this._ampmElement.addEventListener("change",c,!1)}},{_sentinelDate:function(){var a=new Date;return new Date(2011,6,15,a.getHours(),a.getMinutes())},_getInformationWinRT:function(a,c,e){var f=function(c,d){var e=b.Windows.Globalization.DateTimeFormatting;c=c?c:d;var f=new e.DateTimeFormatter(c);return a&&(f=e.DateTimeFormatter(c,f.languages,f.geographicRegion,f.calendar,a)),f},g=b.Windows.Globalization,h=new g.Calendar;a&&(h=new g.Calendar(h.languages,h.getCalendarSystem(),a)),h.setDateTime(n._sentinelDate());var j=h.getClock(),l=24;l=h.numberOfHoursInThisPeriod;var m=function(){var a=f(e.period,k);return{getLength:function(){return 2},getValue:function(b){var c=n._sentinelDate();if(0===b){c.setHours(1);var d=a.format(c);return d}if(1===b){c.setHours(13);var e=a.format(c);return e}return null}}}(),o=function(){var a=f(e.minute,d),b=n._sentinelDate();return{getLength:function(){return 60/c},getValue:function(d){var e=d*c;return b.setMinutes(e),a.format(b)}}}(),p=function(){var a=f(e.hour,i),b=n._sentinelDate();return{getLength:function(){return l},getValue:function(c){return b.setHours(c),a.format(b)}}}(),q=f("hour minute"),r=q.patterns[0],s=["hour","minute"],t={period:r.indexOf("{period"),hour:r.indexOf("{hour"),minute:r.indexOf("{minute")};t.period>-1&&s.push("period");var u=b.Windows.Globalization.DateTimeFormatting.DateTimeFormatter,v=new u("month.full",b.Windows.Globalization.ApplicationLanguages.languages,"ZZ","GregorianCalendar","24HourClock"),w=v.patterns[0],x=8207===w.charCodeAt(0);if(x){var y=t.hour;t.hour=t.minute,t.minute=y}return s.sort(function(a,b){return t[a]<t[b]?-1:t[a]>t[b]?1:0}),{minutes:o,hours:p,clock:j,periods:m,order:s,forceLanguage:q.resolvedLanguage,isRTL:x}},_getInformationJS:function(a,b){var c=[12,1,2,3,4,5,6,7,8,9,10,11],d={};d.getLength=function(){return 60/b},d.getValue=function(a){var c=a*b;return 10>c?"0"+c.toString():c.toString()};var e=["hour","minute","period"];return"24HourClock"===a&&(c=["00","01","02","03","04","05","06","07","08","09",10,11,12,13,14,15,16,17,18,19,20,21,22,23],e=["hour","minute"]),{minutes:d,hours:c,clock:a||"12HourClock",periods:["AM","PM"],order:e}}});return b.Windows.Globalization.DateTimeFormatting&&b.Windows.Globalization.Calendar&&b.Windows.Globalization.ApplicationLanguages?n.getInformation=n._getInformationWinRT:n.getInformation=n._getInformationJS,c.Class.mix(n,e.createEventProperties("change")),c.Class.mix(n,g.DOMEventMixin),n})})}),d("require-style!less/styles-backbutton",[],function(){}),d("require-style!less/colors-backbutton",[],function(){}),d("WinJS/Controls/BackButton",["exports","../Core/_Global","../Core/_Base","../Core/_ErrorFromName","../Core/_Resources","../Navigation","../Utilities/_Control","../Utilities/_ElementUtilities","../Utilities/_Hoverable","require-style!less/styles-backbutton","require-style!less/colors-backbutton"],function(a,b,c,d,e,f,g,h,i){"use strict";var j=h.Key,k="win-navigation-backbutton",l="win-back",m=3,n=function(){function a(){b.addEventListener("keyup",d,!1),h._addEventListener(b,"pointerup",e,!1)}function c(){b.removeEventListener("keyup",d,!1),h._removeEventListener(b,"pointerup",e,!1)}function d(a){(a.keyCode===j.leftArrow&&a.altKey&&!a.shiftKey&&!a.ctrlKey||a.keyCode===j.browserBack)&&(f.back(),a.preventDefault())}function e(a){a.button===m&&f.back()}var g=0;return{addRef:function(){0===g&&a(),g++},release:function(){g>0&&(g--,0===g&&c())},getCount:function(){return g}}}();c.Namespace._moduleDefine(a,"WinJS.UI",{BackButton:c.Namespace._lazy(function(){var a={get ariaLabel(){return e._getWinJSString("ui/backbuttonarialabel").value},get duplicateConstruction(){return"Invalid argument: Controls may only be instantiated one time for each DOM element"},get badButtonElement(){return"Invalid argument: For a button, toggle, or flyout command, the element must be null or a button element"}},i=c.Class.define(function(c,e){if(c&&c.winControl)throw new d("WinJS.UI.BackButton.DuplicateConstruction",a.duplicateConstruction);this._element=c||b.document.createElement("button"),e=e||{},this._initializeButton(),this._disposed=!1,this._element.winControl=this,g.setOptions(this,e),this._buttonClickHandler=this._handleBackButtonClick.bind(this),this._element.addEventListener("click",this._buttonClickHandler,!1),this._navigatedHandler=this._handleNavigatedEvent.bind(this),f.addEventListener("navigated",this._navigatedHandler,!1),n.addRef()},{element:{get:function(){return this._element}},dispose:function(){this._disposed||(this._disposed=!0,f.removeEventListener("navigated",this._navigatedHandler,!1),n.release())},refresh:function(){f.canGoBack?this._element.disabled=!1:this._element.disabled=!0},_initializeButton:function(){if("BUTTON"!==this._element.tagName)throw new d("WinJS.UI.BackButton.BadButtonElement",a.badButtonElement);h.addClass(this._element,k),h.addClass(this._element,"win-disposable"),this._element.innerHTML='<span class="'+l+'"></span>',this.refresh(),this._element.setAttribute("aria-label",a.ariaLabel),this._element.setAttribute("title",a.ariaLabel),this._element.setAttribute("type","button")},_handleNavigatedEvent:function(){this.refresh()},_handleBackButtonClick:function(){f.back()}});return i._getReferenceCount=function(){return n.getCount()},c.Class.mix(i,g.DOMEventMixin),i})})}),d("require-style!less/styles-tooltip",[],function(){}),d("require-style!less/colors-tooltip",[],function(){}),d("WinJS/Controls/Tooltip",["exports","../Core/_Global","../Core/_WinRT","../Core/_Base","../Core/_BaseUtils","../Core/_Events","../Animations","../Animations/_TransitionAnimation","../Utilities/_Control","../Utilities/_Dispose","../Utilities/_ElementUtilities","../Utilities/_Hoverable","require-style!less/styles-tooltip","require-style!less/colors-tooltip"],function(a,b,c,d,e,f,g,h,i,j,k,l){"use strict";d.Namespace._moduleDefine(a,"WinJS.UI",{Tooltip:d.Namespace._lazy(function(){function a(a,b){return"pointerdown"===a?b===G:a in H}function l(a,b){return"pointerdown"===a?b!==G:a in J}var m=0,n=k.Key,o="top",p=h._animationTimeAdjustment(400),q=h._animationTimeAdjustment(1200),r=h._animationTimeAdjustment(400),s=h._animationTimeAdjustment(5e3),t=h._animationTimeAdjustment(0),u=h._animationTimeAdjustment(600),v=h._animationTimeAdjustment(400),w=h._animationTimeAdjustment(600),x=h._animationTimeAdjustment(200),y=h._animationTimeAdjustment(3e5),z=12,A=20,B=45,C=20,D=12,E=1,F=k._MSPointerEvent.MSPOINTER_TYPE_MOUSE||"mouse",G=k._MSPointerEvent.MSPOINTER_TYPE_TOUCH||"touch",H={keyup:"",pointerover:"",pointerdown:""},I={pointermove:""},J={pointerdown:"",keydown:"",focusout:"",pointerout:"",pointercancel:"",pointerup:""},K={pointerover:"",pointerout:""},L="win-tooltip",M="win-tooltip-phantom",N=r,O=2*N,P=2.5*N,Q=s,R=!1,S=!1,T=f._createEventProperty;return d.Class.define(function(a,d){a=a||b.document.createElement("div");var e=k.data(a).tooltip;if(e)return e;if(!S&&c.Windows.UI.ViewManagement.UISettings){var f=new c.Windows.UI.ViewManagement.UISettings;N=h._animationTimeAdjustment(f.mouseHoverTime),O=2*N,P=2.5*N,Q=h._animationTimeAdjustment(1e3*f.messageDuration);var g=f.handPreference;R=g===c.Windows.UI.ViewManagement.HandPreference.leftHanded}S=!0,this._disposed=!1,this._placement=o,this._infotip=!1,this._innerHTML=null,this._contentElement=null,this._extraClass=null,this._lastContentType="html",this._anchorElement=a,this._domElement=null,this._phantomDiv=null,this._triggerByOpen=!1,this._eventListenerRemoveStack=[],this._lastKeyOrBlurEvent=null,this._currentKeyOrBlurEvent=null,a.winControl=this,k.addClass(a,"win-disposable"),a.title&&(this._innerHTML=this._anchorElement.title,this._anchorElement.removeAttribute("title")),i.setOptions(this,d),this._events(),k.data(a).tooltip=this},{innerHTML:{get:function(){return this._innerHTML},set:function(a){if(this._innerHTML=a,this._domElement){if(!this._innerHTML||""===this._innerHTML)return void this._onDismiss();this._domElement.innerHTML=a,this._position()}this._lastContentType="html"}},element:{get:function(){return this._anchorElement}},contentElement:{get:function(){return this._contentElement},set:function(a){if(this._contentElement=a,this._domElement){if(!this._contentElement)return void this._onDismiss();this._domElement.innerHTML="",this._domElement.appendChild(this._contentElement),this._position()}this._lastContentType="element"}},placement:{get:function(){return this._placement},set:function(a){"top"!==a&&"bottom"!==a&&"left"!==a&&"right"!==a&&(a=o),this._placement=a,this._domElement&&this._position()}},infotip:{get:function(){return this._infotip},set:function(a){this._infotip=!!a}},extraClass:{get:function(){return this._extraClass},set:function(a){this._extraClass=a}},onbeforeopen:T("beforeopen"),onopened:T("opened"),onbeforeclose:T("beforeclose"),onclosed:T("closed"),dispose:function(){if(!this._disposed){this._disposed=!0,j.disposeSubTree(this.element);for(var a=0,b=this._eventListenerRemoveStack.length;b>a;a++)this._eventListenerRemoveStack[a]();
this._onDismiss();var c=k.data(this._anchorElement);c&&delete c.tooltip}},addEventListener:function(a,b,c){if(this._anchorElement){this._anchorElement.addEventListener(a,b,c);var d=this;this._eventListenerRemoveStack.push(function(){d._anchorElement.removeEventListener(a,b,c)})}},removeEventListener:function(a,b,c){this._anchorElement&&this._anchorElement.removeEventListener(a,b,c)},open:function(a){switch(this._triggerByOpen=!0,"touch"!==a&&"mouseover"!==a&&"mousedown"!==a&&"keyboard"!==a&&(a="default"),a){case"touch":this._onInvoke("touch","never");break;case"mouseover":this._onInvoke("mouse","auto");break;case"keyboard":this._onInvoke("keyboard","auto");break;case"mousedown":case"default":this._onInvoke("nodelay","never")}},close:function(){this._onDismiss()},_cleanUpDOM:function(){this._domElement&&(j.disposeSubTree(this._domElement),b.document.body.removeChild(this._domElement),this._domElement=null,b.document.body.removeChild(this._phantomDiv),this._phantomDiv=null)},_createTooltipDOM:function(){this._cleanUpDOM(),this._domElement=b.document.createElement("div");var a=k._uniqueID(this._domElement);this._domElement.setAttribute("id",a);var c=k._getComputedStyle(this._anchorElement,null),d=this._domElement.style;d.direction=c.direction,d.writingMode=c["writing-mode"],this._domElement.setAttribute("tabindex",-1),this._domElement.setAttribute("role","tooltip"),this._anchorElement.setAttribute("aria-describedby",a),"element"===this._lastContentType?this._domElement.appendChild(this._contentElement):this._domElement.innerHTML=this._innerHTML,b.document.body.appendChild(this._domElement),k.addClass(this._domElement,L),this._extraClass&&k.addClass(this._domElement,this._extraClass),this._phantomDiv=b.document.createElement("div"),this._phantomDiv.setAttribute("tabindex",-1),b.document.body.appendChild(this._phantomDiv),k.addClass(this._phantomDiv,M);var e=k._getComputedStyle(this._domElement,null).zIndex+1;this._phantomDiv.style.zIndex=e},_raiseEvent:function(a,c){if(this._anchorElement){var d=b.document.createEvent("CustomEvent");d.initCustomEvent(a,!1,!1,c),this._anchorElement.dispatchEvent(d)}},_captureLastKeyBlurOrPointerOverEvent:function(a){switch(this._lastKeyOrBlurEvent=this._currentKeyOrBlurEvent,a.type){case"keyup":a.keyCode===n.shift?this._currentKeyOrBlurEvent=null:this._currentKeyOrBlurEvent="keyboard";break;case"focusout":this._currentKeyOrBlurEvent=null}},_registerEventToListener:function(a,b){var c=this,d=function(a){c._captureLastKeyBlurOrPointerOverEvent(a),c._handleEvent(a)};k._addEventListener(a,b,d,!1),this._eventListenerRemoveStack.push(function(){k._removeEventListener(a,b,d,!1)})},_events:function(){for(var a in H)this._registerEventToListener(this._anchorElement,a);for(var a in I)this._registerEventToListener(this._anchorElement,a);for(a in J)this._registerEventToListener(this._anchorElement,a);this._registerEventToListener(this._anchorElement,"contextmenu"),this._registerEventToListener(this._anchorElement,"MSHoldVisual")},_handleEvent:function(b){var c=b._normalizedType||b.type;if(!this._triggerByOpen){if(c in K&&k.eventWithinElement(this._anchorElement,b))return;if(a(c,b.pointerType))if(b.pointerType===G)this._isShown||(this._showTrigger="touch"),this._onInvoke("touch","never",b);else{if(this._skipMouseOver&&b.pointerType===F&&"pointerover"===c)return void(this._skipMouseOver=!1);var d="key"===c.substring(0,3)?"keyboard":"mouse";this._isShown||(this._showTrigger=d),this._onInvoke(d,"auto",b)}else if(c in I)this._contactPoint={x:b.clientX,y:b.clientY};else if(l(c,b.pointerType)){var f;if(b.pointerType===G){if("pointerup"===c){this._skipMouseOver=!0;var g=this;e._yieldForEvents(function(){g._skipMouseOver=!1})}f="touch"}else f="key"===c.substring(0,3)?"keyboard":"mouse";if("focusout"!==c&&f!==this._showTrigger)return;this._onDismiss()}else("contextmenu"===c||"MSHoldVisual"===c)&&b.preventDefault()}},_onShowAnimationEnd:function(){if(!this._shouldDismiss&&!this._disposed&&(this._raiseEvent("opened"),this._domElement&&"never"!==this._hideDelay)){var a=this,b=this._infotip?Math.min(3*Q,y):Q;this._hideDelayTimer=this._setTimeout(function(){a._onDismiss()},b)}},_onHideAnimationEnd:function(){b.document.body.removeEventListener("DOMNodeRemoved",this._removeTooltip,!1),this._cleanUpDOM(),this._anchorElement&&this._anchorElement.removeAttribute("aria-describedby"),m=(new Date).getTime(),this._triggerByOpen=!1,this._disposed||this._raiseEvent("closed")},_decideOnDelay:function(a){var b;if(this._useAnimation=!0,"nodelay"===a)b=0,this._useAnimation=!1;else{var c=(new Date).getTime();x>=c-m?(b="touch"===a?this._infotip?v:t:this._infotip?w:u,this._useAnimation=!1):b="touch"===a?this._infotip?q:p:this._infotip?P:O}return b},_getAnchorPositionFromElementWindowCoord:function(){var a=this._anchorElement.getBoundingClientRect();return{x:a.left,y:a.top,width:a.width,height:a.height}},_getAnchorPositionFromPointerWindowCoord:function(a){return{x:a.x,y:a.y,width:1,height:1}},_canPositionOnSide:function(a,b,c,d){var e=0,f=0;switch(a){case"top":e=d.width+this._offset,f=c.y;break;case"bottom":e=d.width+this._offset,f=b.height-c.y-c.height;break;case"left":e=c.x,f=d.height+this._offset;break;case"right":e=b.width-c.x-c.width,f=d.height+this._offset}return e>=d.width+this._offset&&f>=d.height+this._offset},_positionOnSide:function(a,b,c,d){var e=0,f=0;switch(a){case"top":case"bottom":e=c.x+c.width/2-d.width/2,e=Math.min(Math.max(e,0),b.width-d.width-E),f="top"===a?c.y-d.height-this._offset:c.y+c.height+this._offset;break;case"left":case"right":f=c.y+c.height/2-d.height/2,f=Math.min(Math.max(f,0),b.height-d.height-E),e="left"===a?c.x-d.width-this._offset:c.x+c.width+this._offset}this._domElement.style.left=e+"px",this._domElement.style.top=f+"px",this._phantomDiv.style.left=e+"px",this._phantomDiv.style.top=f+"px",this._phantomDiv.style.width=d.width+"px",this._phantomDiv.style.height=d.height+"px"},_position:function(a){var c={width:0,height:0},d={x:0,y:0,width:0,height:0},e={width:0,height:0};c.width=b.document.documentElement.clientWidth,c.height=b.document.documentElement.clientHeight,"tb-rl"===k._getComputedStyle(b.document.body,null)["writing-mode"]&&(c.width=b.document.documentElement.clientHeight,c.height=b.document.documentElement.clientWidth),d=!this._contactPoint||"touch"!==a&&"mouse"!==a?this._getAnchorPositionFromElementWindowCoord():this._getAnchorPositionFromPointerWindowCoord(this._contactPoint),e.width=this._domElement.offsetWidth,e.height=this._domElement.offsetHeight;var f={top:["top","bottom","left","right"],bottom:["bottom","top","left","right"],left:["left","right","top","bottom"],right:["right","left","top","bottom"]};R&&(f.top[2]="right",f.top[3]="left",f.bottom[2]="right",f.bottom[3]="left");for(var g=f[this._placement],h=g.length,i=0;h>i;i++)if(i===h-1||this._canPositionOnSide(g[i],c,d,e)){this._positionOnSide(g[i],c,d,e);break}return g[i]},_showTooltip:function(a){if(!this._shouldDismiss&&(this._isShown=!0,this._raiseEvent("beforeopen"),b.document.body.contains(this._anchorElement)&&!this._shouldDismiss)){if("element"===this._lastContentType){if(!this._contentElement)return void(this._isShown=!1)}else if(!this._innerHTML||""===this._innerHTML)return void(this._isShown=!1);var c=this;this._removeTooltip=function(a){for(var d=c._anchorElement;d;){if(a.target===d){b.document.body.removeEventListener("DOMNodeRemoved",c._removeTooltip,!1),c._cleanUpDOM();break}d=d.parentNode}},b.document.body.addEventListener("DOMNodeRemoved",this._removeTooltip,!1),this._createTooltipDOM(),this._position(a),this._useAnimation?g.fadeIn(this._domElement).then(this._onShowAnimationEnd.bind(this)):this._onShowAnimationEnd()}},_onInvoke:function(a,b,c){if(this._shouldDismiss=!1,!this._isShown&&(!c||"keyup"!==c.type||"keyboard"!==this._lastKeyOrBlurEvent&&(this._lastKeyOrBlurEvent||c.keyCode===n.tab))){this._hideDelay=b,this._contactPoint=null,c?(this._contactPoint={x:c.clientX,y:c.clientY},"touch"===a?this._offset=B:"keyboard"===a?this._offset=z:this._offset=A):"touch"===a?this._offset=C:this._offset=D,this._clearTimeout(this._delayTimer),this._clearTimeout(this._hideDelayTimer);var d=this._decideOnDelay(a);if(d>0){var e=this;this._delayTimer=this._setTimeout(function(){e._showTooltip(a)},d)}else this._showTooltip(a)}},_onDismiss:function(){this._shouldDismiss=!0,this._isShown&&(this._isShown=!1,this._showTrigger="mouse",this._domElement?(this._raiseEvent("beforeclose"),this._useAnimation?g.fadeOut(this._domElement).then(this._onHideAnimationEnd.bind(this)):this._onHideAnimationEnd()):(this._raiseEvent("beforeclose"),this._raiseEvent("closed")))},_setTimeout:function(a,c){return b.setTimeout(a,c)},_clearTimeout:function(a){b.clearTimeout(a)}},{_DELAY_INITIAL_TOUCH_SHORT:{get:function(){return p}},_DELAY_INITIAL_TOUCH_LONG:{get:function(){return q}},_DEFAULT_MOUSE_HOVER_TIME:{get:function(){return r}},_DEFAULT_MESSAGE_DURATION:{get:function(){return s}},_DELAY_RESHOW_NONINFOTIP_TOUCH:{get:function(){return t}},_DELAY_RESHOW_NONINFOTIP_NONTOUCH:{get:function(){return u}},_DELAY_RESHOW_INFOTIP_TOUCH:{get:function(){return v}},_DELAY_RESHOW_INFOTIP_NONTOUCH:{get:function(){return w}},_RESHOW_THRESHOLD:{get:function(){return x}},_HIDE_DELAY_MAX:{get:function(){return y}}})})})}),d("require-style!less/styles-rating",[],function(){}),d("require-style!less/colors-rating",[],function(){}),d("WinJS/Controls/Rating",["../Core/_Global","../Core/_Base","../Core/_ErrorFromName","../Core/_Events","../Core/_Resources","../_Accents","../Utilities/_Control","../Utilities/_ElementUtilities","../Utilities/_Hoverable","../Utilities/_SafeHtml","./Tooltip","require-style!less/styles-rating","require-style!less/colors-rating"],function(a,b,c,d,e,f,g,h,i,j,k){"use strict";f.createAccentRule(".win-rating .win-star.win-user.win-full, .win-rating .win-star.win-user.win-full.win-disabled",[{name:"color",value:f.ColorTypes.accent}]),b.Namespace.define("WinJS.UI",{Rating:b.Namespace._lazy(function(){var f=d._createEventProperty,i={get averageRating(){return e._getWinJSString("ui/averageRating").value},get clearYourRating(){return e._getWinJSString("ui/clearYourRating").value},get tentativeRating(){return e._getWinJSString("ui/tentativeRating").value},get tooltipStringsIsInvalid(){return"Invalid argument: tooltipStrings must be null or an array of strings."},get unrated(){return e._getWinJSString("ui/unrated").value},get userRating(){return e._getWinJSString("ui/userRating").value}},l=5,m=!1,n="cancel",o="change",p="previewchange",q=0,r=h._MSPointerEvent.MSPOINTER_TYPE_TOUCH||"touch",s=h._MSPointerEvent.MSPOINTER_TYPE_PEN||"pen",t=h._MSPointerEvent.MSPOINTER_TYPE_MOUSE||"mouse",u="padding-left: 0px; padding-right: 0px; border-left: 0px; border-right: 0px; -ms-flex: none; -webkit-flex: none; flex: none; display: none",v="win-rating",w="win-star win-empty",x="win-star win-average win-empty",y="win-star win-average win-full",z="win-star win-user win-empty",A="win-star win-user win-full",B="win-star win-tentative win-empty",C="win-star win-tentative win-full",D="win-disabled",E="win-average",F="win-user";return b.Class.define(function(b,c){this._disposed=!1,b=b||a.document.createElement("div"),c=c||{},this._element=b,h.addClass(this._element,"win-disposable"),this._userRating=0,this._averageRating=0,this._disabled=m,this._enableClear=!0,this._tooltipStrings=[],this._controlUpdateNeeded=!1,this._setControlSize(c.maxRating),c.tooltipStrings||this._updateTooltips(null),g.setOptions(this,c),this._controlUpdateNeeded=!0,this._forceLayout(),h._addInsertedNotifier(this._element),b.winControl=this,this._events()},{maxRating:{get:function(){return this._maxRating},set:function(a){this._setControlSize(a),this._forceLayout()}},userRating:{get:function(){return this._userRating},set:function(a){this._userRating=Math.max(0,Math.min(Number(a)>>0,this._maxRating)),this._updateControl()}},averageRating:{get:function(){return this._averageRating},set:function(a){this._averageRating=Number(a)<1?0:Math.min(Number(a)||0,this._maxRating),this._averageRatingElement&&this._ensureAverageMSStarRating(),this._updateControl()}},disabled:{get:function(){return this._disabled},set:function(a){this._disabled=!!a,this._disabled&&this._clearTooltips(),this._updateTabIndex(),this._updateControl()}},enableClear:{get:function(){return this._enableClear},set:function(a){this._enableClear=!!a,this._setAriaValueMin(),this._updateControl()}},tooltipStrings:{get:function(){return this._tooltipStrings},set:function(a){if("object"!=typeof a)throw new c("WinJS.UI.Rating.TooltipStringsIsInvalid",i.tooltipStringsIsInvalid);this._updateTooltips(a),this._updateAccessibilityRestState()}},element:{get:function(){return this._element}},oncancel:f(n),onchange:f(o),onpreviewchange:f(p),dispose:function(){if(!this._disposed){this._disposed=!0;for(var a=0;a<this._toolTips.length;a++)this._toolTips[a].dispose();this._toolTips=null}},addEventListener:function(a,b,c){this._element.addEventListener(a,b,c)},removeEventListener:function(a,b,c){return this._element.removeEventListener(a,b,c)},_forceLayout:function(){if(this._controlUpdateNeeded){var a=!1;this._updateControl=function(){a=!0},this.userRating=this._userRating,this.averageRating=this._averageRating,this._lastEventWasChange=!1,this._lastEventWasCancel=!1,this._tentativeRating=-1,this._captured=!1,this._pointerDownFocus=!1,this._elements=[],this._toolTips=[],this._clearElement=null,this._averageRatingElement=null,this._elementWidth=null,this._elementPadding=null,this._elementBorder=null,this._floatingValue=0,this._createControl(),this._setAccessibilityProperties(),delete this._updateControl,a&&this._updateControl()}},_hideAverageRating:function(){this._averageRatingHidden||(this._averageRatingHidden=!0,this._averageRatingElement.style.cssText=u)},_createControl:function(){h.addClass(this._element,v);var a="";this._averageRatingHidden=!0;for(var b=0;b<=this._maxRating;b++)a=b===this._maxRating?a+"<div class='"+y+"' style='"+u+"'></div>":a+"<div class='"+z+"'></div>";j.setInnerHTMLUnsafe(this._element,a);for(var c=this._element.firstElementChild,b=0;c;)this._elements[b]=c,b<this._maxRating&&(h.data(c).msStarRating=b+1),c=c.nextElementSibling,b++;this._averageRatingElement=this._elements[this._maxRating],this._ensureAverageMSStarRating(),this._updateTabIndex()},_setAriaValueMin:function(){this._element.setAttribute("aria-valuemin",this._enableClear?0:1)},_setAccessibilityProperties:function(){this._element.setAttribute("role","slider"),this._element.setAttribute("aria-valuemax",this._maxRating),this._setAriaValueMin(),this._updateAccessibilityRestState()},_getText:function(b){var c=this._tooltipStrings[b];if(c){var d=a.document.createElement("div");return d.innerHTML=c,d.textContent}return b===this._maxRating?i.clearYourRating:b+1},_updateAccessibilityRestState:function(){var a=this._element;this._ariaValueNowMutationObserver&&this._ariaValueNowMutationObserver.disconnect(),a.setAttribute("aria-readOnly",this._disabled),0!==this._userRating?(a.setAttribute("aria-valuenow",this._userRating),a.setAttribute("aria-label",i.userRating),a.setAttribute("aria-valuetext",this._getText(this._userRating-1))):0!==this._averageRating?(a.setAttribute("aria-valuenow",this._averageRating),a.setAttribute("aria-label",i.averageRating),a.setAttribute("aria-valuetext",this._averageRating)):(a.setAttribute("aria-valuenow",i.unrated),a.setAttribute("aria-label",i.userRating),a.setAttribute("aria-valuetext",i.unrated)),this._ariaValueNowMutationObserver&&this._ariaValueNowMutationObserver.observe(this._element,{attributes:!0,attributeFilter:["aria-valuenow"]})},_updateAccessibilityHoverState:function(){var a=this._element;this._ariaValueNowMutationObserver&&this._ariaValueNowMutationObserver.disconnect(),a.setAttribute("aria-readOnly",this._disabled),this._tentativeRating>0?(a.setAttribute("aria-label",i.tentativeRating),a.setAttribute("aria-valuenow",this._tentativeRating),a.setAttribute("aria-valuetext",this._getText(this._tentativeRating-1))):0===this._tentativeRating?(a.setAttribute("aria-valuenow",i.unrated),a.setAttribute("aria-label",i.tentativeRating),a.setAttribute("aria-valuetext",this._getText(this._maxRating))):(a.setAttribute("aria-valuenow",i.unrated),a.setAttribute("aria-label",i.tentativeRating),a.setAttribute("aria-valuetext",i.unrated)),this._ariaValueNowMutationObserver&&this._ariaValueNowMutationObserver.observe(this._element,{attributes:!0,attributeFilter:["aria-valuenow"]})},_ensureTooltips:function(){if(!this.disabled&&0===this._toolTips.length)for(var a=0;a<this._maxRating;a++)this._toolTips[a]=new k.Tooltip(this._elements[a])},_decrementRating:function(){this._closeTooltip();var a=!0;this._tentativeRating<=0?a=!1:(this._tentativeRating>0?this._tentativeRating--:-1===this._tentativeRating&&(0!==this._userRating&&this._userRating>0?this._tentativeRating=this._userRating-1:this._tentativeRating=0),0!==this._tentativeRating||this._enableClear||(this._tentativeRating=1,a=!1)),this._showTentativeRating(a,"keyboard")},_events:function(){function a(a){return{name:a,lowerCaseName:a.toLowerCase(),handler:function(b){var d=c["_on"+a];d&&d.apply(c,[b])}}}var b,c=this,d=[a("KeyDown"),a("FocusOut"),a("FocusIn"),a("PointerCancel"),a("PointerDown"),a("PointerMove"),a("PointerOver"),a("PointerUp"),a("PointerOut")],e=[a("WinJSNodeInserted")];for(b=0;b<d.length;++b)h._addEventListener(this._element,d[b].lowerCaseName,d[b].handler,!1);for(b=0;b<e.length;++b)this._element.addEventListener(e[b].name,e[b].handler,!1);this._ariaValueNowMutationObserver=new h._MutationObserver(this._ariaValueNowChanged.bind(this)),this._ariaValueNowMutationObserver.observe(this._element,{attributes:!0,attributeFilter:["aria-valuenow"]})},_onWinJSNodeInserted:function(){this._recalculateStarProperties(),this._updateControl()},_recalculateStarProperties:function(){var a=0;1===this._averageRating&&(a=1);var b=h._getComputedStyle(this._elements[a]);this._elementWidth=b.width,"rtl"===h._getComputedStyle(this._element).direction?(this._elementPadding=b.paddingRight,this._elementBorder=b.borderRight):(this._elementPadding=b.paddingLeft,this._elementBorder=b.borderLeft)},_hideAverageStar:function(){0!==this._averageRating&&this._resetAverageStar(!1)},_incrementRating:function(){this._closeTooltip();var a=!0;(this._tentativeRating<0||this._tentativeRating>=this._maxRating)&&(a=!1),-1!==this._tentativeRating?this._tentativeRating<this._maxRating&&this._tentativeRating++:0!==this._userRating?this._userRating<this._maxRating?this._tentativeRating=this._userRating+1:this._tentativeRating=this._maxRating:this._tentativeRating=1,this._showTentativeRating(a,"keyboard")},_ariaValueNowChanged:function(){if(!this._disabled){var a=this._element.getAttributeNode("aria-valuenow");if(null!==a){var b=Number(a.nodeValue);this.userRating!==b&&(this.userRating=b,this._tentativeRating=this._userRating,this._raiseEvent(o,this._userRating))}}},_onPointerCancel:function(){this._showCurrentRating(),this._lastEventWasChange||this._raiseEvent(n,null),this._captured=!1},_onPointerDown:function(a){(a.pointerType!==t||a.button===q)&&(this._captured||(this._pointerDownAt={x:a.clientX,y:a.clientY},this._pointerDownFocus=!0,this._disabled||(h._setPointerCapture(this._element,a.pointerId),this._captured=!0,a.pointerType===r?(this._tentativeRating=h.data(a.target).msStarRating||0,this._setStarClasses(C,this._tentativeRating,B),this._hideAverageStar(),this._updateAccessibilityHoverState(),this._openTooltip("touch"),this._raiseEvent(p,this._tentativeRating)):this._openTooltip("mousedown"))))},_onCapturedPointerMove:function(a,b){var c,d=this._pointerDownAt||{x:a.clientX,y:a.clientY},e=h._elementsFromPoint(a.clientX,d.y);if(e)for(var f=0,g=e.length;g>f;f++){var i=e[f];if("tooltip"===i.getAttribute("role"))return;if(h.hasClass(i,"win-star")){c=i;break}}var j;if(c&&c.parentElement===this._element)j=h.data(c).msStarRating||0;else{var k=0,l=this.maxRating;"rtl"===h._getComputedStyle(this._element).direction&&(k=l,l=0),j=a.clientX<d.x?k:l}var m=!1,n=Math.min(Math.ceil(j),this._maxRating);0!==n||this._enableClear||(n=1),n!==this._tentativeRating&&(this._closeTooltip(),m=!0),this._tentativeRating=n,this._showTentativeRating(m,b),a.preventDefault()},_onPointerMove:function(a){this._captured&&(a.pointerType===r?this._onCapturedPointerMove(a,"touch"):this._onCapturedPointerMove(a,"mousedown"))},_onPointerOver:function(a){this._disabled||a.pointerType!==s&&a.pointerType!==t||this._onCapturedPointerMove(a,"mouseover")},_onPointerUp:function(a){this._captured&&(h._releasePointerCapture(this._element,a.pointerId),this._captured=!1,this._onUserRatingChanged()),this._pointerDownAt=null},_onFocusOut:function(){this._captured||(this._onUserRatingChanged(),this._lastEventWasChange||this._lastEventWasCancel||this._raiseEvent(n,null))},_onFocusIn:function(){if(!this._pointerDownFocus){if(!this._disabled){if(0===this._userRating)for(var a=0;a<this._maxRating;a++)this._elements[a].className=B;this._hideAverageStar()}0!==this._userRating?this._raiseEvent(p,this._userRating):this._raiseEvent(p,0),this._tentativeRating=this._userRating}this._pointerDownFocus=!1},_onKeyDown:function(a){var b=h.Key,c=a.keyCode,d=h._getComputedStyle(this._element).direction,e=!0;switch(c){case b.enter:this._onUserRatingChanged();break;case b.tab:this._onUserRatingChanged(),e=!1;break;case b.escape:this._showCurrentRating(),this._lastEventWasChange||this._raiseEvent(n,null);break;case b.leftArrow:"rtl"===d&&this._tentativeRating<this.maxRating?this._incrementRating():"rtl"!==d&&this._tentativeRating>0?this._decrementRating():e=!1;break;case b.upArrow:this._tentativeRating<this.maxRating?this._incrementRating():e=!1;break;case b.rightArrow:"rtl"===d&&this._tentativeRating>0?this._decrementRating():"rtl"!==d&&this._tentativeRating<this.maxRating?this._incrementRating():e=!1;break;case b.downArrow:this._tentativeRating>0?this._decrementRating():e=!1;break;default:var f=0;if(c>=b.num0&&c<=b.num9?f=b.num0:c>=b.numPad0&&c<=b.numPad9&&(f=b.numPad0),f>0){var g=!1,i=Math.min(c-f,this._maxRating);0!==i||this._enableClear||(i=1),i!==this._tentativeRating&&(this._closeTooltip(),g=!0),this._tentativeRating=i,this._showTentativeRating(g,"keyboard")}else e=!1}e&&(a.stopPropagation(),a.preventDefault())},_onPointerOut:function(a){this._captured||h.eventWithinElement(this._element,a)||(this._showCurrentRating(),this._lastEventWasChange||this._raiseEvent(n,null))},_onUserRatingChanged:function(){this._disabled||(this._closeTooltip(),this._userRating===this._tentativeRating||this._lastEventWasCancel||this._lastEventWasChange?this._updateControl():(this.userRating=this._tentativeRating,this._raiseEvent(o,this._userRating)))},_raiseEvent:function(b,c){if(!this._disabled&&(this._lastEventWasChange=b===o,this._lastEventWasCancel=b===n,a.document.createEvent)){var d=a.document.createEvent("CustomEvent");d.initCustomEvent(b,!1,!1,{tentativeRating:c}),this._element.dispatchEvent(d)}},_resetNextElement:function(a){if(null!==this._averageRatingElement.nextSibling){h._setFlexStyle(this._averageRatingElement.nextSibling,{grow:1,shrink:1});var b=this._averageRatingElement.nextSibling.style,c=h._getComputedStyle(this._element).direction;a&&(c="rtl"===c?"ltr":"rtl"),"rtl"===c?(b.paddingRight=this._elementPadding,b.borderRight=this._elementBorder,b.direction="rtl"):(b.paddingLeft=this._elementPadding,b.borderLeft=this._elementBorder,b.direction="ltr"),b.backgroundPosition="left",b.backgroundSize="100% 100%",b.width=this._resizeStringValue(this._elementWidth,1,b.width)}},_resetAverageStar:function(a){this._resetNextElement(a),this._hideAverageRating()},_resizeStringValue:function(a,b,c){var d=parseFloat(a);if(isNaN(d))return null!==c?c:a;var e=a.substring(d.toString(10).length);return d*=b,d+e},_setControlSize:function(a){var b=(Number(a)||l)>>0;this._maxRating=b>0?b:l},_updateTooltips:function(a){var b,c=0;if(null!==a)for(c=a.length<=this._maxRating+1?a.length:this._maxRating+1,b=0;c>b;b++)this._tooltipStrings[b]=a[b];else{for(b=0;b<this._maxRating;b++)this._tooltipStrings[b]=b+1;this._tooltipStrings[this._maxRating]=i.clearYourRating}},_updateTabIndex:function(){this._element.tabIndex=this._disabled?"-1":"0"},_setStarClasses:function(a,b,c){for(var d=0;d<this._maxRating;d++)b>d?this._elements[d].className=a:this._elements[d].className=c},_updateAverageStar:function(){var a=this._averageRatingElement.style,b=this._averageRatingElement.nextSibling.style;"rtl"===h._getComputedStyle(this._element).direction?(a.backgroundPosition="right",a.paddingRight=this._elementPadding,a.borderRight=this._elementBorder,b.paddingRight="0px",b.borderRight="0px",b.direction="ltr"):(a.backgroundPosition="left",b.backgroundPosition="right",a.paddingLeft=this._elementPadding,a.borderLeft=this._elementBorder,b.paddingLeft="0px",b.borderLeft="0px",b.direction="rtl"),h._setFlexStyle(this._averageRatingElement,{grow:this._floatingValue,shrink:this._floatingValue}),a.width=this._resizeStringValue(this._elementWidth,this._floatingValue,a.width),a.backgroundSize=100/this._floatingValue+"% 100%",a.display=h._getComputedStyle(this._averageRatingElement.nextSibling).display,this._averageRatingHidden=!1,h._setFlexStyle(this._averageRatingElement.nextSibling,{grow:1-this._floatingValue,shrink:1-this._floatingValue}),b.width=this._resizeStringValue(this._elementWidth,1-this._floatingValue,b.width),b.backgroundSize=100/(1-this._floatingValue)+"% 100%"},_showCurrentRating:function(){this._closeTooltip(),this._tentativeRating=-1,this._disabled||this._updateControl(),this._updateAccessibilityRestState()},_showTentativeRating:function(a,b){!this._disabled&&this._tentativeRating>=0&&(this._setStarClasses(C,this._tentativeRating,B),this._hideAverageStar()),this._updateAccessibilityHoverState(),a&&(this._openTooltip(b),this._raiseEvent(p,this._tentativeRating))},_openTooltip:function(b){if(!this.disabled)if(this._ensureTooltips(),this._tentativeRating>0)this._toolTips[this._tentativeRating-1].innerHTML=this._tooltipStrings[this._tentativeRating-1],this._toolTips[this._tentativeRating-1].open(b);else if(0===this._tentativeRating){this._clearElement=a.document.createElement("div");var c=this._elements[0].offsetWidth+parseInt(this._elementPadding,10);"ltr"===h._getComputedStyle(this._element).direction&&(c*=-1),this._clearElement.style.cssText="visiblity:hidden; position:absolute; width:0px; height:100%; left:"+c+"px; top:0px;",this._elements[0].appendChild(this._clearElement),this._toolTips[this._maxRating]=new k.Tooltip(this._clearElement),this._toolTips[this._maxRating].innerHTML=this._tooltipStrings[this._maxRating],this._toolTips[this._maxRating].open(b)}},_closeTooltip:function(){0!==this._toolTips.length&&(this._tentativeRating>0?this._toolTips[this._tentativeRating-1].close():0===this._tentativeRating&&null!==this._clearElement&&(this._toolTips[this._maxRating].close(),this._elements[0].removeChild(this._clearElement),this._clearElement=null))},_clearTooltips:function(){if(this._toolTips&&0!==this._toolTips.length)for(var a=0;a<this._maxRating;a++)this._toolTips[a].innerHTML=null},_appendClass:function(a){for(var b=0;b<=this._maxRating;b++)h.addClass(this._elements[b],a)},_setClasses:function(a,b,c){for(var d=0;d<this._maxRating;d++)b>d?this._elements[d].className=a:this._elements[d].className=c},_ensureAverageMSStarRating:function(){h.data(this._averageRatingElement).msStarRating=Math.ceil(this._averageRating)},_updateControl:function(){if(this._controlUpdateNeeded){if(0!==this._averageRating&&0===this._userRating&&this._averageRating>=1&&this._averageRating<=this._maxRating){this._setClasses(y,this._averageRating-1,x),this._averageRatingElement.className=y;for(var a=0;a<this._maxRating;a++)if(a<this._averageRating&&a+1>=this._averageRating){this._resetNextElement(!1),this._element.insertBefore(this._averageRatingElement,this._elements[a]),this._floatingValue=this._averageRating-a;var b=h._getComputedStyle(this._elements[a]);this._elementWidth=b.width,"rtl"===h._getComputedStyle(this._element).direction?(this._elementPadding=b.paddingRight,this._elementBorder=b.borderRight):(this._elementPadding=b.paddingLeft,this._elementBorder=b.borderLeft),this._updateAverageStar()}}0!==this._userRating&&this._userRating>=1&&this._userRating<=this._maxRating&&(this._setClasses(A,this._userRating,z),this._resetAverageStar(!1)),0===this._userRating&&0===this._averageRating&&(this._setClasses(w,this._maxRating),this._resetAverageStar(!1)),this.disabled&&this._appendClass(D),0!==this._averageRating&&0===this._userRating?this._appendClass(E):this._appendClass(F),this._updateAccessibilityRestState()}}})})})}),d("require-style!less/styles-toggleswitch",[],function(){}),d("require-style!less/colors-toggleswitch",[],function(){}),d("WinJS/Controls/ToggleSwitch",["../Core/_Global","../Core/_Base","../Core/_BaseUtils","../Core/_Events","../Core/_Resources","../_Accents","../Utilities/_Control","../Utilities/_ElementUtilities","require-style!less/styles-toggleswitch","require-style!less/colors-toggleswitch"],function(a,b,c,d,e,f,g,h){"use strict";f.createAccentRule(".win-toggleswitch-on .win-toggleswitch-track",[{name:"background-color",value:f.ColorTypes.accent}]),f.createAccentRule("html.win-hoverable .win-toggleswitch-on:not(.win-toggleswitch-disabled):not(.win-toggleswitch-pressed) .win-toggleswitch-clickregion:hover .win-toggleswitch-track",[{name:"background-color",value:f.ColorTypes.listSelectPress}]),b.Namespace.define("WinJS.UI",{ToggleSwitch:b.Namespace._lazy(function(){var c="win-toggleswitch",f="win-toggleswitch-header",i="win-toggleswitch-clickregion",j="win-toggleswitch-track",k="win-toggleswitch-thumb",l="win-toggleswitch-values",m="win-toggleswitch-value",n="win-toggleswitch-value-on",o="win-toggleswitch-value-off",p="win-toggleswitch-description",q="win-toggleswitch-on",r="win-toggleswitch-off",s="win-toggleswitch-disabled",t="win-toggleswitch-enabled",u="win-toggleswitch-dragging",v="win-toggleswitch-pressed",w={get on(){return e._getWinJSString("ui/on").value},get off(){return e._getWinJSString("ui/off").value}},x=b.Class.define(function(b,d){b=b||a.document.createElement("div"),this._domElement=b,h.addClass(this._domElement,c),this._domElement.innerHTML=['<div class="'+f+'"></div>','<div class="'+i+'">','   <div class="'+j+'">','       <div class="'+k+'"></div>',"   </div>",'   <div class="'+l+'">','      <div class="'+m+" "+n+'"></div>','      <div class="'+m+" "+o+'"></div>',"   </div>","</div>",'<div class="'+p+'"></div>'].join("\n"),this._headerElement=this._domElement.firstElementChild,this._clickElement=this._headerElement.nextElementSibling,this._trackElement=this._clickElement.firstElementChild,this._thumbElement=this._trackElement.firstElementChild,this._labelsElement=this._trackElement.nextElementSibling,this._labelOnElement=this._labelsElement.firstElementChild,this._labelOffElement=this._labelOnElement.nextElementSibling,this._descriptionElement=this._clickElement.nextElementSibling,this._headerElement.setAttribute("aria-hidden",!0),this._labelsElement.setAttribute("aria-hidden",!0),this._headerElement.setAttribute("id",h._uniqueID(this._headerElement)),this._domElement.setAttribute("aria-labelledby",this._headerElement.id),this._domElement.setAttribute("role","checkbox"),this._domElement.winControl=this,h.addClass(this._domElement,"win-disposable"),this._domElement.addEventListener("keydown",this._keyDownHandler.bind(this)),h._addEventListener(this._clickElement,"pointerdown",this._pointerDownHandler.bind(this)),h._addEventListener(this._clickElement,"pointercancel",this._pointerCancelHandler.bind(this)),this._boundPointerMove=this._pointerMoveHandler.bind(this),this._boundPointerUp=this._pointerUpHandler.bind(this),this._mutationObserver=new h._MutationObserver(this._ariaChangedHandler.bind(this)),this._mutationObserver.observe(this._domElement,{attributes:!0,attributeFilter:["aria-checked"]}),this._dragX=0,this._dragging=!1,this.checked=!1,this.disabled=!1,this.labelOn=w.on,this.labelOff=w.off,g.setOptions(this,d);
},{element:{get:function(){return this._domElement}},checked:{get:function(){return this._checked},set:function(a){a=!!a,a!==this.checked&&(this._checked=a,this._domElement.setAttribute("aria-checked",a),a?(h.addClass(this._domElement,q),h.removeClass(this._domElement,r)):(h.addClass(this._domElement,r),h.removeClass(this._domElement,q)),this.dispatchEvent("change"))}},disabled:{get:function(){return this._disabled},set:function(a){a=!!a,a!==this._disabled&&(a?(h.addClass(this._domElement,s),h.removeClass(this._domElement,t)):(h.removeClass(this._domElement,s),h.addClass(this._domElement,t)),this._disabled=a,this._domElement.setAttribute("aria-disabled",a),this._domElement.setAttribute("tabIndex",a?-1:0))}},labelOn:{get:function(){return this._labelOnElement.innerHTML},set:function(a){this._labelOnElement.innerHTML=a}},labelOff:{get:function(){return this._labelOffElement.innerHTML},set:function(a){this._labelOffElement.innerHTML=a}},title:{get:function(){return this._headerElement.innerHTML},set:function(a){this._headerElement.innerHTML=a}},onchange:d._createEventProperty("change"),dispose:function(){this._disposed||(this._disposed=!0)},_ariaChangedHandler:function(){var a=this._domElement.getAttribute("aria-checked");a="true"===a?!0:!1,this.checked=a},_keyDownHandler:function(a){this.disabled||(a.keyCode===h.Key.space&&(a.preventDefault(),this.checked=!this.checked),(a.keyCode===h.Key.rightArrow||a.keyCode===h.Key.upArrow)&&(a.preventDefault(),this.checked=!0),(a.keyCode===h.Key.leftArrow||a.keyCode===h.Key.downArrow)&&(a.preventDefault(),this.checked=!1))},_pointerDownHandler:function(a){this.disabled||this._mousedown||(a.preventDefault(),this._mousedown=!0,this._dragXStart=a.pageX-this._trackElement.getBoundingClientRect().left,this._dragX=this._dragXStart,this._dragging=!1,h.addClass(this._domElement,v),h._globalListener.addEventListener(this._domElement,"pointermove",this._boundPointerMove,!0),h._globalListener.addEventListener(this._domElement,"pointerup",this._boundPointerUp,!0),a.pointerType===h._MSPointerEvent.MSPOINTER_TYPE_TOUCH&&h._setPointerCapture(this._domElement,a.pointerId))},_pointerCancelHandler:function(a){this._resetPressedState(),a.pointerType===h._MSPointerEvent.MSPOINTER_TYPE_TOUCH&&h._releasePointerCapture(this._domElement,a.pointerId)},_pointerUpHandler:function(a){if(!this.disabled&&this._mousedown){a=a.detail.originalEvent,a.preventDefault();var b=this._trackElement.getBoundingClientRect(),c=this._thumbElement.getBoundingClientRect(),d="rtl"===h._getComputedStyle(this._domElement).direction;if(this._dragging){var e=b.width-c.width;this.checked=d?this._dragX<e/2:this._dragX>=e/2,this._dragging=!1,h.removeClass(this._domElement,u)}else this.checked=!this.checked;this._resetPressedState()}},_pointerMoveHandler:function(a){if(!this.disabled&&this._mousedown){a=a.detail.originalEvent,a.preventDefault();var b=this._trackElement.getBoundingClientRect(),c=a.pageX-b.left;if(!(c>b.width)){var d=this._thumbElement.getBoundingClientRect(),e=b.width-d.width-6;this._dragX=Math.min(e,c-d.width/2),this._dragX=Math.max(2,this._dragX),!this._dragging&&Math.abs(c-this._dragXStart)>3&&(this._dragging=!0,h.addClass(this._domElement,u)),this._thumbElement.style.left=this._dragX+"px"}}},_resetPressedState:function(){this._mousedown=!1,this._thumbElement.style.left="",h.removeClass(this._domElement,v),h._globalListener.removeEventListener(this._domElement,"pointermove",this._boundPointerMove,!0),h._globalListener.removeEventListener(this._domElement,"pointerup",this._boundPointerUp,!0)}});return b.Class.mix(x,g.DOMEventMixin),x})})}),d("require-style!less/styles-semanticzoom",[],function(){}),d("require-style!less/colors-semanticzoom",[],function(){}),d("WinJS/Controls/SemanticZoom",["../Core/_Global","../Core/_Base","../Core/_BaseUtils","../Core/_ErrorFromName","../Core/_Events","../Core/_Resources","../Core/_WriteProfilerMark","../Animations","../Animations/_TransitionAnimation","../ControlProcessor","../Promise","../Utilities/_Control","../Utilities/_Dispose","../Utilities/_ElementUtilities","../Utilities/_ElementListUtilities","../Utilities/_Hoverable","./ElementResizeInstrument","require-style!less/styles-semanticzoom","require-style!less/colors-semanticzoom"],function(a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q){"use strict";b.Namespace.define("WinJS.UI",{SemanticZoom:b.Namespace._lazy(function(){function f(a){return a}function r(a,b,c){return a+" "+i._animationTimeAdjustment(b)+"s "+c+" "+i._libraryDelay+"ms"}function s(){return r(X.cssName,Q,"ease-in-out")+", "+r("opacity",O,"ease-in-out")}function t(){return r(X.cssName,R,"ease-in-out")+", "+r("opacity",P,"ease-in-out")}function u(){return r(X.cssName,U,W)}function v(){return r(X.cssName,V,W)}function w(a,b){return n.convertToPixels(a,b)}function x(a,b){i.isAnimationEnabled()&&(a.style[X.scriptName]="scale("+b+")")}function y(a){var b=a[0].target&&a[0].target.winControl;b&&b instanceof ha&&b._onPropertyChanged()}var z=c._browserStyleEquivalents,A={get invalidZoomFactor(){return"Invalid zoomFactor"}},B="win-semanticzoom-button",C="win-semanticzoom-button-location",D=3e3,E=8,F="win-semanticzoom",G="win-semanticzoom-zoomedinview",H="win-semanticzoom-zoomedoutview",I="zoomchanged",J=1.05,K=.65,L=.8,M=.2,N=4096,O=.333,P=.333,Q=.333,R=.333,S=1e3*O,T=50,U=.333,V=.333,W="cubic-bezier(0.1,0.9,0.2,1)",X=z.transform,Y=z.transition.scriptName,Z=2,$=.2,_=.45,aa=1e3,ba=50,ca={none:0,zoomedIn:1,zoomedOut:2},da=n._MSPointerEvent.MSPOINTER_TYPE_TOUCH||"touch",ea=n._MSPointerEvent.MSPOINTER_TYPE_PEN||"pen",fa=n._MSPointerEvent.MSPOINTER_TYPE_MOUSE||"mouse",ga={x:0,y:0},ha=b.Class.define(function(b,e){this._disposed=!1;var f=this,g=c.isPhone;this._element=b,this._element.winControl=this,n.addClass(this._element,"win-disposable"),n.addClass(this._element,F),this._element.setAttribute("role","ms-semanticzoomcontainer");var h=this._element.getAttribute("aria-label");if(h||this._element.setAttribute("aria-label",""),e=e||{},this._zoomedOut=!!e.zoomedOut||!!e.initiallyZoomedOut||!1,this._enableButton=!g,g||void 0===e.enableButton||(this._enableButton=!!e.enableButton),this._element.setAttribute("aria-checked",this._zoomedOut.toString()),this._zoomFactor=n._clamp(e.zoomFactor,M,L,K),this.zoomedInItem=e.zoomedInItem,this.zoomedOutItem=e.zoomedOutItem,c.validation&&e._zoomFactor&&e._zoomFactor!==this._zoomFactor)throw new d("WinJS.UI.SemanticZoom.InvalidZoomFactor",A.invalidZoomFactor);this._locked=!!e.locked,this._zoomInProgress=!1,this._isBouncingIn=!1,this._isBouncing=!1,this._zooming=!1,this._aligning=!1,this._gesturing=!1,this._gestureEnding=!1,this._buttonShown=!1,this._shouldFakeTouchCancel="TouchEvent"in a,this._initialize(),this._configure(),this._onResizeBound=this._onResize.bind(this),this._elementResizeInstrument=new q._ElementResizeInstrument,this._element.appendChild(this._elementResizeInstrument.element),this._elementResizeInstrument.addEventListener("resize",this._onResizeBound),n._resizeNotifier.subscribe(this._element,this._onResizeBound);var i=a.document.body.contains(this._element);i&&this._elementResizeInstrument.addedToDom(),n._addInsertedNotifier(this._element);var j=!0;this._element.addEventListener("WinJSNodeInserted",function(a){j?(j=!1,i||(f._elementResizeInstrument.addedToDom(),f._onResizeBound())):f._onResizeBound()},!1),new n._MutationObserver(y).observe(this._element,{attributes:!0,attributeFilter:["aria-checked"]}),g||(this._element.addEventListener("wheel",this._onWheel.bind(this),!0),this._element.addEventListener("mousewheel",this._onMouseWheel.bind(this),!0),this._element.addEventListener("keydown",this._onKeyDown.bind(this),!0),n._addEventListener(this._element,"pointerdown",this._onPointerDown.bind(this),!0),n._addEventListener(this._element,"pointermove",this._onPointerMove.bind(this),!0),n._addEventListener(this._element,"pointerout",this._onPointerOut.bind(this),!0),n._addEventListener(this._element,"pointercancel",this._onPointerCancel.bind(this),!0),n._addEventListener(this._element,"pointerup",this._onPointerUp.bind(this),!1),this._hiddenElement.addEventListener("gotpointercapture",this._onGotPointerCapture.bind(this),!1),this._hiddenElement.addEventListener("lostpointercapture",this._onLostPointerCapture.bind(this),!1),this._element.addEventListener("click",this._onClick.bind(this),!0),this._canvasIn.addEventListener(c._browserEventEquivalents.transitionEnd,this._onCanvasTransitionEnd.bind(this),!1),this._canvasOut.addEventListener(c._browserEventEquivalents.transitionEnd,this._onCanvasTransitionEnd.bind(this),!1),this._element.addEventListener("MSContentZoom",this._onMSContentZoom.bind(this),!0),this._resetPointerRecords()),this._onResizeImpl(),l._setOptions(this,e,!0),f._setVisibility()},{element:{get:function(){return this._element}},enableButton:{get:function(){return this._enableButton},set:function(a){var b=!!a;this._enableButton===b||c.isPhone||(this._enableButton=b,b?this._createSemanticZoomButton():this._removeSemanticZoomButton())}},zoomedOut:{get:function(){return this._zoomedOut},set:function(a){this._zoom(!!a,{x:.5*this._sezoClientWidth,y:.5*this._sezoClientHeight},!1,!1,this._zoomedOut&&c.isPhone)}},zoomFactor:{get:function(){return this._zoomFactor},set:function(a){var b=this._zoomFactor,c=n._clamp(a,M,L,K);b!==c&&(this._zoomFactor=c,this.forceLayout())}},locked:{get:function(){return this._locked},set:function(a){this._locked=!!a,a?this._hideSemanticZoomButton():this._displayButton()}},zoomedInItem:{get:function(){return this._zoomedInItem},set:function(a){this._zoomedInItem=a||f}},zoomedOutItem:{get:function(){return this._zoomedOutItem},set:function(a){this._zoomedOutItem=a||f}},dispose:function(){this._disposed||(this._disposed=!0,this._elementResizeInstrument.dispose(),n._resizeNotifier.unsubscribe(this._element,this._onResizeBound),m._disposeElement(this._elementIn),m._disposeElement(this._elementOut),this._clearTimeout(this._completeZoomTimer),this._clearTimeout(this._TTFFTimer))},forceLayout:function(){this._onResizeImpl()},_initialize:function(){var b=o.children(this._element);this._elementIn=b[0],this._elementOut=b[1],this._elementIn.style.height=this._elementOut.style.height=this._element.offsetHeight+"px",j.processAll(this._elementIn),j.processAll(this._elementOut),this._viewIn=this._elementIn.winControl.zoomableView,this._viewOut=this._elementOut.winControl.zoomableView,this._element.removeChild(this._elementOut),this._element.removeChild(this._elementIn),this._element.innerHTML="",this._cropViewport=a.document.createElement("div"),this._element.appendChild(this._cropViewport),this._viewportIn=a.document.createElement("div"),this._opticalViewportIn=a.document.createElement("div"),this._viewportOut=a.document.createElement("div"),this._opticalViewportOut=a.document.createElement("div"),this._opticalViewportIn.appendChild(this._viewportIn),this._opticalViewportOut.appendChild(this._viewportOut),this._cropViewport.appendChild(this._opticalViewportIn),this._cropViewport.appendChild(this._opticalViewportOut),this._canvasIn=a.document.createElement("div"),this._canvasOut=a.document.createElement("div"),this._viewportIn.appendChild(this._canvasIn),this._viewportOut.appendChild(this._canvasOut),this._canvasIn.appendChild(this._elementIn),this._canvasOut.appendChild(this._elementOut),this._enableButton&&this._createSemanticZoomButton(),this._hiddenElement=a.document.createElement("div"),this._hiddenElement.tabIndex=-1,this._hiddenElement.visibility="hidden",this._hiddenElement.setAttribute("aria-hidden","true"),this._element.appendChild(this._hiddenElement),n.addClass(this._elementIn,G),n.addClass(this._elementOut,H),this._setLayout(this._element,"relative","hidden"),this._setLayout(this._cropViewport,"absolute","hidden"),this._setLayout(this._opticalViewportIn,"absolute","auto"),this._setLayout(this._opticalViewportOut,"absolute","auto"),this._setLayout(this._viewportIn,"absolute","hidden"),this._setLayout(this._viewportOut,"absolute","hidden"),this._setLayout(this._canvasIn,"absolute","hidden"),this._setLayout(this._canvasOut,"absolute","hidden"),this._setupOpticalViewport(this._opticalViewportIn),this._setupOpticalViewport(this._opticalViewportOut),this._viewportIn.style["-ms-overflow-style"]="-ms-autohiding-scrollbar",this._viewportOut.style["-ms-overflow-style"]="-ms-autohiding-scrollbar",this._elementIn.style.position="absolute",this._elementOut.style.position="absolute"},_createSemanticZoomButton:function(){this._sezoButton=a.document.createElement("button"),this._sezoButton.setAttribute("type","button"),this._sezoButton.className=B+" "+C+" win-button",this._sezoButton.tabIndex=-1,this._sezoButton.style.visibility="hidden",this._sezoButton.setAttribute("aria-hidden",!0),this._element.appendChild(this._sezoButton),this._sezoButton.addEventListener("click",this._onSeZoButtonZoomOutClick.bind(this),!1),this._element.addEventListener("scroll",this._onSeZoChildrenScroll.bind(this),!0),n._addEventListener(this._element,"pointermove",this._onPenHover.bind(this),!1)},_removeSemanticZoomButton:function(){this._sezoButton&&(this._element.removeChild(this._sezoButton),this._sezoButton=null)},_configure:function(){var a=this._viewIn.getPanAxis(),b=this._viewOut.getPanAxis(),d=c.isPhone;if(this._pansHorizontallyIn="horizontal"===a||"both"===a,this._pansVerticallyIn="vertical"===a||"both"===a,this._pansHorizontallyOut="horizontal"===b||"both"===b,this._pansVerticallyOut="vertical"===b||"both"===b,!this._zoomInProgress){var e=1/this._zoomFactor-1,f=J-1;this._setLayout(this._elementIn,"absolute","visible"),this._setLayout(this._elementOut,"absolute","visible"),this._viewIn.configureForZoom(!1,!this._zoomedOut,this._zoomFromCurrent.bind(this,!0),e),this._viewOut.configureForZoom(!0,this._zoomedOut,this._zoomFromCurrent.bind(this,!1),f),this._pinching=!1,this._pinchGesture=0,this._canvasLeftIn=0,this._canvasTopIn=0,this._canvasLeftOut=0,this._canvasTopOut=0,d||(this._zoomedOut?x(this._canvasIn,this._zoomFactor):x(this._canvasOut,1/this._zoomFactor));var g=this._opticalViewportIn.style,h=this._opticalViewportOut.style,j=this._canvasIn.style,k=this._canvasOut.style;j.opacity=this._zoomedOut&&!d?0:1,k.opacity=this._zoomedOut?1:0,d&&(j.zIndex=1,k.zIndex=2),i.isAnimationEnabled()&&!d&&(g[z["transition-property"].scriptName]=X.cssName,g[z["transition-duration"].scriptName]="0s",g[z["transition-timing-function"].scriptName]="linear",h[z["transition-property"].scriptName]=X.cssName,h[z["transition-duration"].scriptName]="0s",h[z["transition-timing-function"].scriptName]="linear")}},_onPropertyChanged:function(){var a=this._element.getAttribute("aria-checked"),b="true"===a;this._zoomedOut!==b&&(this.zoomedOut=b)},_onResizeImpl:function(){this._resizing=this._resizing||0,this._resizing++;try{var a=function(a,b,c,d,e){var f=a.style;f.left=b+"px",f.top=c+"px",f.width=d+"px",f.height=e+"px"},b=n._getComputedStyle(this._element,null),c=parseFloat(b.width),d=parseFloat(b.height),e=w(this._element,b.paddingLeft),f=w(this._element,b.paddingRight),g=w(this._element,b.paddingTop),h=w(this._element,b.paddingBottom),i=c-e-f,j=d-g-h,k=1/this._zoomFactor;if(this._viewportWidth===i&&this._viewportHeight===j)return;this._sezoClientHeight=d,this._sezoClientWidth=c,this._viewportWidth=i,this._viewportHeight=j,this._configure();var l=2*k-1,m=Math.min(N,(this._pansHorizontallyIn?l:1)*i),o=Math.min(N,(this._pansVerticallyIn?l:1)*j);this._canvasLeftIn=.5*(m-i),this._canvasTopIn=.5*(o-j),a(this._cropViewport,e,g,i,j),a(this._viewportIn,0,0,i,j),a(this._opticalViewportIn,0,0,i,j),a(this._canvasIn,-this._canvasLeftIn,-this._canvasTopIn,m,o),a(this._elementIn,this._canvasLeftIn,this._canvasTopIn,i,j);var p=2*J-1,q=(this._pansHorizontallyOut?p:1)*i,r=(this._pansVerticallyOut?p:1)*j;this._canvasLeftOut=.5*(q-i),this._canvasTopOut=.5*(r-j),a(this._viewportOut,0,0,i,j),a(this._opticalViewportOut,0,0,i,j),a(this._canvasOut,-this._canvasLeftOut,-this._canvasTopOut,q,r),a(this._elementOut,this._canvasLeftOut,this._canvasTopOut,i,j)}finally{this._resizing--}},_onResize:function(){this._resizing||this._onResizeImpl()},_onMouseMove:function(a){return this._zooming||!this._lastMouseX&&!this._lastMouseY||a.screenX===this._lastMouseX&&a.screenY===this._lastMouseY?(this._lastMouseX=a.screenX,void(this._lastMouseY=a.screenY)):void(Math.abs(a.screenX-this._lastMouseX)<=E&&Math.abs(a.screenY-this._lastMouseY)<=E||(this._lastMouseX=a.screenX,this._lastMouseY=a.screenY,this._displayButton()))},_displayButton:function(){if(p.isHoverable){a.clearTimeout(this._dismissButtonTimer),this._showSemanticZoomButton();var b=this;this._dismissButtonTimer=a.setTimeout(function(){b._hideSemanticZoomButton()},i._animationTimeAdjustment(D))}},_showSemanticZoomButton:function(){this._disposed||this._buttonShown||!this._sezoButton||this._zoomedOut||this._locked||(h.fadeIn(this._sezoButton),this._sezoButton.style.visibility="visible",this._buttonShown=!0)},_hideSemanticZoomButton:function(a){if(!this._disposed&&this._buttonShown&&this._sezoButton){if(a)this._sezoButton.style.visibility="hidden";else{var b=this;h.fadeOut(this._sezoButton).then(function(){b._sezoButton.style.visibility="hidden"})}this._buttonShown=!1}},_onSeZoChildrenScroll:function(a){a.target!==this.element&&this._hideSemanticZoomButton(!0)},_onWheel:function(a){a.ctrlKey&&(this._zoom(a.deltaY>0,this._getPointerLocation(a)),a.stopPropagation(),a.preventDefault())},_onMouseWheel:function(a){a.ctrlKey&&(this._zoom(a.wheelDelta<0,this._getPointerLocation(a)),a.stopPropagation(),a.preventDefault())},_onPenHover:function(a){a.pointerType===ea&&0===a.buttons&&this._displayButton()},_onSeZoButtonZoomOutClick:function(){this._hideSemanticZoomButton(),this._zoom(!0,{x:.5*this._sezoClientWidth,y:.5*this._sezoClientHeight},!1)},_onKeyDown:function(a){var b=!1;if(a.ctrlKey){var c=n.Key;switch(a.keyCode){case c.add:case c.equal:case 61:this._zoom(!1),b=!0;break;case c.subtract:case c.dash:case 173:this._zoom(!0),b=!0}}b&&(a.stopPropagation(),a.preventDefault())},_createPointerRecord:function(a,b){var c=this._getPointerLocation(a),d={};return d.startX=d.currentX=c.x,d.startY=d.currentY=c.y,d.fireCancelOnPinch=b,this._pointerRecords[a.pointerId]=d,this._pointerCount=Object.keys(this._pointerRecords).length,d},_deletePointerRecord:function(a){var b=this._pointerRecords[a];return delete this._pointerRecords[a],this._pointerCount=Object.keys(this._pointerRecords).length,2!==this._pointerCount&&(this._pinching=!1),b},_fakeCancelOnPointer:function(b){var c=a.document.createEvent("UIEvent");c.initUIEvent("touchcancel",!0,!0,a,0),c.touches=b.touches,c.targetTouches=b.targetTouches,c.changedTouches=[b._currentTouch],c._fakedBySemanticZoom=!0,b.target.dispatchEvent(c)},_handlePointerDown:function(a){this._createPointerRecord(a,!1);for(var b=Object.keys(this._pointerRecords),c=0,d=b.length;d>c;c++)try{n._setPointerCapture(this._hiddenElement,b[c]||0)}catch(e){return void this._resetPointerRecords()}a.stopImmediatePropagation(),a.preventDefault()},_handleFirstPointerDown:function(a){this._resetPointerRecords(),this._createPointerRecord(a,this._shouldFakeTouchCancel),this._startedZoomedOut=this._zoomedOut},_onClick:function(a){a.target!==this._element&&this._isBouncing&&a.stopImmediatePropagation()},_onPointerDown:function(a){a.pointerType===da&&(0===this._pointerCount?this._handleFirstPointerDown(a):this._handlePointerDown(a))},_onPointerMove:function(a){function b(a,b,c,d){return Math.sqrt((c-a)*(c-a)+(d-b)*(d-b))}function c(a,b){return{x:.5*(a.currentX+b.currentX)|0,y:.5*(a.currentY+b.currentY)|0}}if(a.pointerType===fa||a.pointerType===ea)return void this._onMouseMove(a);if(a.pointerType===da){var d=this._pointerRecords[a.pointerId],e=this._getPointerLocation(a);if(d){if(d.currentX=e.x,d.currentY=e.y,2===this._pointerCount){this._pinching=!0;var f=Object.keys(this._pointerRecords),h=this._pointerRecords[f[0]],i=this._pointerRecords[f[1]];this._currentMidPoint=c(h,i);var j=b(h.currentX,h.currentY,i.currentX,i.currentY),k=this,l=function(a){var b=a?ca.zoomedOut:ca.zoomedIn,d=a?k._pinchedDirection===ca.zoomedIn&&!k._zoomingOut:k._pinchedDirection===ca.zoomedOut&&k._zoomingOut,e=a?!k._zoomedOut:k._zoomedOut;if(k._pinchedDirection===ca.none)e?(k._isBouncingIn=!1,k._zoom(a,c(h,i),!0),k._pinchedDirection=b):k._isBouncingIn||k._playBounce(!0,c(h,i));else if(d){var f=k._lastPinchDistance/k._lastPinchStartDistance,g=k._lastLastPinchDistance/k._lastPinchDistance;(a&&f>$||!a&&g>_)&&(k._zoom(a,c(h,i),!0),k._pinchedDirection=b)}};this._updatePinchDistanceRecords(j),this._pinchDistanceCount>=Z&&(this._zooming||this._isBouncing||(g("WinJS.UI.SemanticZoom:EndPinchDetection,info"),l(this._lastPinchDirection===ca.zoomedOut)))}else this._pointerCount>2&&this._resetPinchDistanceRecords();this._pointerCount>=2&&(d.fireCancelOnPinch&&(this._fakeCancelOnPointer(a,d),d.fireCancelOnPinch=!1),a.stopImmediatePropagation(),a.preventDefault()),2!==this._pointerCount&&this._isBouncingIn&&this._playBounce(!1)}}},_onPointerOut:function(a){a.pointerType===da&&a.target===this._element&&this._completePointerUp(a,!1)},_onPointerUp:function(a){this._releasePointerCapture(a),this._completePointerUp(a,!0),this._completeZoomingIfTimeout()},_onPointerCancel:function(a){a._fakedBySemanticZoom||(this._releasePointerCapture(a),this._completePointerUp(a,!1),this._completeZoomingIfTimeout())},_onGotPointerCapture:function(a){var b=this._pointerRecords[a.pointerId];b&&(b.dirty=!1)},_onLostPointerCapture:function(a){var b=this._pointerRecords[a.pointerId];if(b){b.dirty=!0;var c=this;k.timeout(ba).then(function(){b.dirty&&c._completePointerUp(a,!1)})}},_onMSContentZoom:function(a){var b=a.target;if(b===this._opticalViewportIn||b===this._opticalViewportOut){var c=b.msContentZoomFactor<.995,d=b.msContentZoomFactor>1.005;!c||this._zoomedOut||this._zoomingOut?d&&(this._zoomedOut||this._zoomingOut)&&(this.zoomedOut=!1):this.zoomedOut=!0}},_updatePinchDistanceRecords:function(a){function b(b){c._lastPinchDirection===b?c._pinchDistanceCount++:(c._pinchGesture++,c._pinchDistanceCount=0,c._lastPinchStartDistance=a),c._lastPinchDirection=b,c._lastPinchDistance=a,c._lastLastPinchDistance=c._lastPinchDistance}var c=this;-1===this._lastPinchDistance?(g("WinJS.UI.SemanticZoom:StartPinchDetection,info"),this._lastPinchDistance=a):this._lastPinchDistance!==a&&b(this._lastPinchDistance>a?ca.zoomedOut:ca.zoomedIn)},_zoomFromCurrent:function(a){this._zoom(a,null,!1,!0)},_zoom:function(a,b,d,e,f){if(g("WinJS.UI.SemanticZoom:StartZoom(zoomOut="+a+"),info"),this._clearTimeout(this._completeZoomTimer),this._clearTimeout(this._TTFFTimer),this._hideSemanticZoomButton(),this._resetPinchDistanceRecords(),!this._locked&&!this._gestureEnding)if(this._zoomInProgress){if(this._gesturing===!d)return;a!==this._zoomingOut&&this._startAnimations(a)}else if(a!==this._zoomedOut){this._zooming=!0,this._aligning=!0,this._gesturing=!!d,b&&(a?this._viewIn:this._viewOut).setCurrentItem(b.x,b.y),this._zoomInProgress=!0,(a?this._opticalViewportOut:this._opticalViewportIn).style.visibility="visible",a&&c.isPhone&&(this._canvasOut.style.opacity=1);var h=this._viewIn.beginZoom(),i=this._viewOut.beginZoom(),j=null;if((h||i)&&c.isPhone&&(j=k.join([h,i])),e&&!f){var l=this;(a?this._viewIn:this._viewOut).getCurrentItem().then(function(b){var c=b.position;l._prepareForZoom(a,{x:l._rtl()?l._sezoClientWidth-c.left-.5*c.width:c.left+.5*c.width,y:c.top+.5*c.height},k.wrap(b),j)})}else this._prepareForZoom(a,b||{},null,j,f)}},_prepareForZoom:function(a,b,c,d,e){function f(a,b){h._canvasIn.style[z["transform-origin"].scriptName]=h._canvasLeftIn+i-a.x+"px "+(h._canvasTopIn+j-a.y)+"px",h._canvasOut.style[z["transform-origin"].scriptName]=h._canvasLeftOut+i-b.x+"px "+(h._canvasTopOut+j-b.y)+"px"}g("WinJS.UI.SemanticZoom:prepareForZoom,StartTM");var h=this,i=b.x,j=b.y;"number"==typeof i&&this._pansHorizontallyIn&&this._pansHorizontallyOut||(i=.5*this._sezoClientWidth),"number"==typeof j&&this._pansVerticallyIn&&this._pansVerticallyOut||(j=.5*this._sezoClientHeight),f(ga,ga),e?this._aligning=!1:this._alignViewsPromise=this._alignViews(a,i,j,c).then(function(){h._aligning=!1,h._gestureEnding=!1,h._alignViewsPromise=null,h._zooming||h._gesturing||h._completeZoom()}),this._zoomingOut=a,n._getComputedStyle(this._canvasIn).opacity,n._getComputedStyle(this._canvasOut).opacity,g("WinJS.UI.SemanticZoom:prepareForZoom,StopTM"),this._startAnimations(a,d)},_alignViews:function(a,b,c,d){var e=1-this._zoomFactor,f=this._rtl(),g=e*(f?this._viewportWidth-b:b),h=e*c,i=this;if(a){var j=d||this._viewIn.getCurrentItem();if(j)return j.then(function(a){var b=a.position,c={left:b.left*i._zoomFactor+g,top:b.top*i._zoomFactor+h,width:b.width*i._zoomFactor,height:b.height*i._zoomFactor};return i._viewOut.positionItem(i._zoomedOutItem(a.item),c)})}else{var l=d||this._viewOut.getCurrentItem();if(l)return l.then(function(a){var b=a.position,c={left:(b.left-g)/i._zoomFactor,top:(b.top-h)/i._zoomFactor,width:b.width/i._zoomFactor,height:b.height/i._zoomFactor};return i._viewIn.positionItem(i._zoomedInItem(a.item),c)})}return new k(function(a){a({x:0,y:0})})},_startAnimations:function(a,b){this._zoomingOut=a;var d=c.isPhone;if(i.isAnimationEnabled()&&!d&&(g("WinJS.UI.SemanticZoom:ZoomAnimation,StartTM"),this._canvasIn.style[Y]=a?s():t(),this._canvasOut.style[Y]=a?t():s()),d||(x(this._canvasIn,a?this._zoomFactor:1),x(this._canvasOut,a?1:1/this._zoomFactor)),this._canvasIn.style.opacity=a&&!d?0:1,(!d||a)&&(this._canvasOut.style.opacity=a?1:0),i.isAnimationEnabled())if(b){var e=this,f=function(){e._canvasIn.style[X.scriptName]="",e._canvasOut.style[X.scriptName]="",e._onZoomAnimationComplete()};b.then(f,f)}else this.setTimeoutAfterTTFF(this._onZoomAnimationComplete.bind(this),i._animationTimeAdjustment(S));else this._zooming=!1,this._canvasIn.style[X.scriptName]="",this._canvasOut.style[X.scriptName]="",this._completeZoom()},_onBounceAnimationComplete:function(){this._isBouncingIn||this._disposed||this._completeZoom()},_onZoomAnimationComplete:function(){g("WinJS.UI.SemanticZoom:ZoomAnimation,StopTM"),this._disposed||(this._zooming=!1,this._aligning||this._gesturing||this._gestureEnding||this._completeZoom())},_onCanvasTransitionEnd:function(a){return this._disposed?void 0:a.target!==this._canvasOut&&a.target!==this._canvasIn||!this._isBouncing?void(a.target===this._canvasIn&&a.propertyName===X.cssName&&this._onZoomAnimationComplete()):void this._onBounceAnimationComplete()},_clearTimeout:function(b){b&&a.clearTimeout(b)},_completePointerUp:function(a,b){if(!this._disposed){var c=a.pointerId,d=this._pointerRecords[c];if(d&&(this._deletePointerRecord(c),this._isBouncingIn&&this._playBounce(!1),b&&this._pinchedDirection!==ca.none&&a.stopImmediatePropagation(),0===this._pointerCount)){if(1===this._pinchGesture&&!this._zooming&&this._lastPinchDirection!==ca.none&&this._pinchDistanceCount<Z)return this._zoom(this._lastPinchDirection===ca.zoomedOut,this._currentMidPoint,!1),this._pinchGesture=0,void this._attemptRecordReset();this._pinchedDirection!==ca.none&&(this._gesturing=!1,this._aligning||this._zooming||this._completeZoom()),this._pinchGesture=0,this._attemptRecordReset()}}},setTimeoutAfterTTFF:function(b,c){var d=this;d._TTFFTimer=a.setTimeout(function(){this._disposed||(d._TTFFTimer=a.setTimeout(b,c))},T)},_completeZoomingIfTimeout:function(){if(0===this._pointerCount){var b=this;(this._zoomInProgress||this._isBouncing)&&(b._completeZoomTimer=a.setTimeout(function(){b._completeZoom()},i._animationTimeAdjustment(aa)))}},_completeZoom:function(){if(!this._disposed){if(this._isBouncing)return this._zoomedOut?this._viewOut.endZoom(!0):this._viewIn.endZoom(!0),void(this._isBouncing=!1);if(this._zoomInProgress){g("WinJS.UI.SemanticZoom:CompleteZoom,info"),this._aligning=!1,this._alignViewsPromise&&this._alignViewsPromise.cancel(),this._clearTimeout(this._completeZoomTimer),this._clearTimeout(this._TTFFTimer),this._gestureEnding=!1,this[this._zoomingOut?"_opticalViewportOut":"_opticalViewportIn"].msContentZoomFactor=1,this._viewIn.endZoom(!this._zoomingOut),this._viewOut.endZoom(this._zoomingOut),this._canvasIn.style.opacity=this._zoomingOut&&!c.isPhone?0:1,this._canvasOut.style.opacity=this._zoomingOut?1:0,this._zoomInProgress=!1;var b=!1;if(this._zoomingOut!==this._zoomedOut&&(this._zoomedOut=!!this._zoomingOut,this._element.setAttribute("aria-checked",this._zoomedOut.toString()),b=!0),this._setVisibility(),b){var d=a.document.createEvent("CustomEvent");d.initCustomEvent(I,!0,!0,this._zoomedOut),this._element.dispatchEvent(d),this._isActive&&n._setActive(this._zoomedOut?this._elementOut:this._elementIn)}g("WinJS.UI.SemanticZoom:CompleteZoom_Custom,info")}}},_isActive:function(){var b=a.document.activeElement;return this._element===b||this._element.contains(b)},_setLayout:function(a,b,c){var d=a.style;d.position=b,d.overflow=c},_setupOpticalViewport:function(a){a.style["-ms-overflow-style"]="none",c.isPhone||(a.style["-ms-content-zooming"]="zoom",a.style["-ms-content-zoom-limit-min"]="99%",a.style["-ms-content-zoom-limit-max"]="101%",a.style["-ms-content-zoom-snap-points"]="snapList(100%)",a.style["-ms-content-zoom-snap-type"]="mandatory")},_setVisibility:function(){function a(a,b){a.style.visibility=b?"visible":"hidden"}a(this._opticalViewportIn,!this._zoomedOut||c.isPhone),a(this._opticalViewportOut,this._zoomedOut),this._opticalViewportIn.setAttribute("aria-hidden",!!this._zoomedOut),this._opticalViewportOut.setAttribute("aria-hidden",!this._zoomedOut)},_resetPointerRecords:function(){this._pinchedDirection=ca.none,this._pointerCount=0,this._pointerRecords={},this._resetPinchDistanceRecords()},_releasePointerCapture:function(a){var b=a.pointerId;try{n._releasePointerCapture(this._hiddenElement,b)}catch(c){}},_attemptRecordReset:function(){this._recordResetPromise&&this._recordResetPromise.cancel();var a=this;this._recordResetPromise=k.timeout(ba).then(function(){0===a._pointerCount&&(a._resetPointerRecords(),a._recordResetPromise=null)})},_resetPinchDistanceRecords:function(){this._lastPinchDirection=ca.none,this._lastPinchDistance=-1,this._lastLastPinchDistance=-1,this._pinchDistanceCount=0,this._currentMidPoint=null},_getPointerLocation:function(a){var b={left:0,top:0};try{b=this._element.getBoundingClientRect()}catch(c){}var d=n._getComputedStyle(this._element,null),e=w(this._element,d.paddingLeft),f=w(this._element,d.paddingTop),g=w(this._element,d.borderLeftWidth);return{x:+a.clientX===a.clientX?a.clientX-b.left-e-g:0,y:+a.clientY===a.clientY?a.clientY-b.top-f-f:0}},_playBounce:function(a,b){if(i.isAnimationEnabled()&&this._isBouncingIn!==a){this._clearTimeout(this._completeZoomTimer),this._clearTimeout(this._TTFFTimer),this._isBouncing=!0,this._isBouncingIn=a,a?this._bounceCenter=b:this._aligned=!0;var c=this._zoomedOut?this._canvasOut:this._canvasIn,d=this._zoomedOut?this._canvasLeftOut:this._canvasLeftIn,e=this._zoomedOut?this._canvasTopOut:this._canvasTopIn;c.style[z["transform-origin"].scriptName]=d+this._bounceCenter.x+"px "+(e+this._bounceCenter.y)+"px",c.style[Y]=a?u():v(),this._zoomedOut?this._viewOut.beginZoom():this._viewIn.beginZoom();var f=a?this._zoomedOut?2-J:J:1;x(c,f),this.setTimeoutAfterTTFF(this._onBounceAnimationComplete.bind(this),i._animationTimeAdjustment(S))}},_rtl:function(){return"rtl"===n._getComputedStyle(this._element,null).direction},_pinching:{set:function(a){this._viewIn.pinching=a,this._viewOut.pinching=a}}});return b.Class.mix(ha,e.createEventProperties("zoomchanged")),b.Class.mix(ha,l.DOMEventMixin),ha})})}),d("WinJS/Controls/Pivot/_Constants",["require","exports"],function(a,b){b._ClassNames={pivot:"win-pivot",pivotCustomHeaders:"win-pivot-customheaders",pivotLocked:"win-pivot-locked",pivotTitle:"win-pivot-title",pivotHeaderArea:"win-pivot-header-area",pivotHeaderLeftCustom:"win-pivot-header-leftcustom",pivotHeaderRightCustom:"win-pivot-header-rightcustom",pivotHeaderItems:"win-pivot-header-items",pivotHeaders:"win-pivot-headers",pivotHeader:"win-pivot-header",pivotHeaderSelected:"win-pivot-header-selected",pivotViewport:"win-pivot-viewport",
pivotSurface:"win-pivot-surface",pivotNoSnap:"win-pivot-nosnap",pivotNavButton:"win-pivot-navbutton",pivotNavButtonPrev:"win-pivot-navbutton-prev",pivotNavButtonNext:"win-pivot-navbutton-next",pivotShowNavButtons:"win-pivot-shownavbuttons",pivotInputTypeMouse:"win-pivot-mouse",pivotInputTypeTouch:"win-pivot-touch",pivotDisableContentSwipeNavigation:"win-pivot-disablecontentswipenavigation"}}),d("WinJS/Controls/Pivot/_Item",["exports","../../Core/_Global","../../Core/_Base","../../Core/_BaseUtils","../../Core/_ErrorFromName","../../Core/_Resources","../../ControlProcessor","../../Promise","../../Scheduler","../../Utilities/_Control","../../Utilities/_Dispose","../../Utilities/_ElementUtilities","./_Constants"],function(a,b,c,d,e,f,g,h,i,j,k,l,m){"use strict";c.Namespace._moduleDefine(a,"WinJS.UI",{PivotItem:c.Namespace._lazy(function(){var a={get duplicateConstruction(){return"Invalid argument: Controls may only be instantiated one time for each DOM element"}},f=c.Class.define(function(c,d){if(c=c||b.document.createElement("DIV"),d=d||{},c.winControl)throw new e("WinJS.UI.PivotItem.DuplicateConstruction",a.duplicateConstruction);c.winControl=this,this._element=c,l.addClass(this.element,f._ClassName.pivotItem),l.addClass(this.element,"win-disposable"),this._element.setAttribute("role","tabpanel"),this._contentElement=b.document.createElement("DIV"),this._contentElement.className=f._ClassName.pivotItemContent,c.appendChild(this._contentElement);for(var h=this.element.firstChild;h!==this._contentElement;){var i=h.nextSibling;this._contentElement.appendChild(h),h=i}this._processors=[g.processAll],j.setOptions(this,d)},{element:{get:function(){return this._element}},contentElement:{get:function(){return this._contentElement}},header:{get:function(){return this._header},set:function(a){this._header=a,this._parentPivot&&this._parentPivot._headersState.handleHeaderChanged(this)}},_parentPivot:{get:function(){for(var a=this._element;a&&!l.hasClass(a,m._ClassNames.pivot);)a=a.parentNode;return a&&a.winControl}},_process:function(){var a=this;return this._processors&&this._processors.push(function(){return i.schedulePromiseAboveNormal()}),this._processed=(this._processors||[]).reduce(function(b,c){return b.then(function(){return c(a.contentElement)})},this._processed||h.as()),this._processors=null,this._processed},dispose:function(){this._disposed||(this._disposed=!0,this._processors=null,k.disposeSubTree(this.contentElement))}},{_ClassName:{pivotItem:"win-pivot-item",pivotItemContent:"win-pivot-item-content"},isDeclarativeControlContainer:d.markSupportedForProcessing(function(a,b){b!==g.processAll&&(a._processors=a._processors||[],a._processors.push(b),a._processed&&a._process())})});return f})})}),d("require-style!less/styles-pivot",[],function(){}),d("require-style!less/colors-pivot",[],function(){});var e=this.__extends||function(a,b){function c(){this.constructor=a}for(var d in b)b.hasOwnProperty(d)&&(a[d]=b[d]);c.prototype=b.prototype,a.prototype=new c};d("WinJS/Controls/Pivot/_Pivot",["require","exports","../../Core/_Global","../../Animations","../../BindingList","../../ControlProcessor","../../Promise","../../Scheduler","../../Core/_Base","../../Core/_BaseUtils","../../Utilities/_Control","../../Utilities/_Dispose","../ElementResizeInstrument","../../Utilities/_ElementUtilities","../../Core/_ErrorFromName","../../Core/_Events","../../Utilities/_Hoverable","../../Utilities/_KeyboardBehavior","../../Core/_Log","../../Core/_Resources","../../Animations/_TransitionAnimation","../../Core/_WriteProfilerMark","./_Constants"],function(a,b,c,d,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u,v,w,x){function y(a){var b=c.document.createTextNode("object"==typeof a.header?JSON.stringify(a.header):""+a.header);return b}r.isHoverable,a(["require-style!less/styles-pivot"]),a(["require-style!less/colors-pivot"]);var z={selectionChanged:"selectionchanged",itemAnimationStart:"itemanimationstart",itemAnimationEnd:"itemanimationend"},A={get duplicateConstruction(){return"Invalid argument: Controls may only be instantiated one time for each DOM element"},get duplicateItem(){return u._getWinJSString("ui/duplicateItem").value},get invalidContent(){return"Invalid content: Pivot content must be made up of PivotItems."},get pivotAriaLabel(){return u._getWinJSString("ui/pivotAriaLabel").value},get pivotViewportAriaLabel(){return u._getWinJSString("ui/pivotViewportAriaLabel").value}},B=!!(o._supportsSnapPoints&&"inertiaDestinationX"in c.MSManipulationEvent.prototype),C=o._MSPointerEvent.MSPOINTER_TYPE_MOUSE||"mouse",D=o._MSPointerEvent.MSPOINTER_TYPE_TOUCH||"touch",E=o.Key,F=250,G=-1,H=function(){function a(a,b){var d=this;if(void 0===b&&(b={}),this._disposed=!1,this._firstLoad=!0,this._hidePivotItemAnimation=h.wrap(),this._loadPromise=h.wrap(),this._pendingRefresh=!1,this._selectedIndex=0,this._showPivotItemAnimation=h.wrap(),this._slideHeadersAnimation=h.wrap(),a=a||c.document.createElement("DIV"),a.winControl)throw new p("WinJS.UI.Pivot.DuplicateConstruction",A.duplicateConstruction);this._handleItemChanged=this._handleItemChanged.bind(this),this._handleItemInserted=this._handleItemInserted.bind(this),this._handleItemMoved=this._handleItemMoved.bind(this),this._handleItemRemoved=this._handleItemRemoved.bind(this),this._handleItemReload=this._handleItemReload.bind(this),this._resizeHandler=this._resizeHandler.bind(this),this._updatePointerType=this._updatePointerType.bind(this),this._id=a.id||o._uniqueID(a),this._writeProfilerMark("constructor,StartTM"),a.winControl=this,this._element=a,this._element.setAttribute("role","tablist"),this._element.getAttribute("aria-label")||this._element.setAttribute("aria-label",A.pivotAriaLabel),o.addClass(this.element,x._ClassNames.pivot),o.addClass(this.element,"win-disposable"),o._addEventListener(this.element,"pointerenter",this._updatePointerType),o._addEventListener(this.element,"pointerout",this._updatePointerType),this._titleElement=c.document.createElement("DIV"),this._titleElement.style.display="none",o.addClass(this._titleElement,x._ClassNames.pivotTitle),this._element.appendChild(this._titleElement),this._headerAreaElement=c.document.createElement("DIV"),o.addClass(this._headerAreaElement,x._ClassNames.pivotHeaderArea),this._element.appendChild(this._headerAreaElement),this._headerItemsElement=c.document.createElement("DIV"),o.addClass(this._headerItemsElement,x._ClassNames.pivotHeaderItems),this._headerAreaElement.appendChild(this._headerItemsElement),this._headerItemsElWidth=null,this._headersContainerElement=c.document.createElement("DIV"),this._headersContainerElement.tabIndex=0,o.addClass(this._headersContainerElement,x._ClassNames.pivotHeaders),this._headersContainerElement.addEventListener("keydown",this._headersKeyDown.bind(this)),o._addEventListener(this._headersContainerElement,"pointerenter",this._showNavButtons.bind(this)),o._addEventListener(this._headersContainerElement,"pointerout",this._hideNavButtons.bind(this)),this._headerItemsElement.appendChild(this._headersContainerElement),this._element.addEventListener("click",this._elementClickedHandler.bind(this)),this._winKeyboard=new s._WinKeyboard(this._headersContainerElement),this._customLeftHeader=c.document.createElement("DIV"),o.addClass(this._customLeftHeader,x._ClassNames.pivotHeaderLeftCustom),this._headerAreaElement.insertBefore(this._customLeftHeader,this._headerAreaElement.children[0]),this._customRightHeader=c.document.createElement("DIV"),o.addClass(this._customRightHeader,x._ClassNames.pivotHeaderRightCustom),this._headerAreaElement.appendChild(this._customRightHeader),this._viewportElement=c.document.createElement("DIV"),this._viewportElement.className=x._ClassNames.pivotViewport,this._element.appendChild(this._viewportElement),this._viewportElement.setAttribute("role","group"),this._viewportElement.setAttribute("aria-label",A.pivotViewportAriaLabel),this._elementResizeInstrument=new n._ElementResizeInstrument,this._element.appendChild(this._elementResizeInstrument.element),this._elementResizeInstrument.addEventListener("resize",this._resizeHandler),o._inDom(this._element).then(function(){d._disposed||d._elementResizeInstrument.addedToDom()}),o._resizeNotifier.subscribe(this.element,this._resizeHandler),this._viewportElWidth=null,this._surfaceElement=c.document.createElement("DIV"),this._surfaceElement.className=x._ClassNames.pivotSurface,this._viewportElement.appendChild(this._surfaceElement),this._headersState=new I(this),B?this._viewportElement.addEventListener("MSManipulationStateChanged",this._MSManipulationStateChangedHandler.bind(this)):(o.addClass(this.element,x._ClassNames.pivotNoSnap),o._addEventListener(this._element,"pointerdown",this._elementPointerDownHandler.bind(this)),o._addEventListener(this._element,"pointerup",this._elementPointerUpHandler.bind(this))),this._parse(),b=k._shallowCopy(b),b.items&&(this.items=b.items,delete b.items),l.setOptions(this,b),this._refresh(),this._writeProfilerMark("constructor,StopTM")}return Object.defineProperty(a.prototype,"element",{get:function(){return this._element},enumerable:!0,configurable:!0}),Object.defineProperty(a.prototype,"customLeftHeader",{get:function(){return this._customLeftHeader.firstElementChild},set:function(a){o.empty(this._customLeftHeader),a?(this._customLeftHeader.appendChild(a),o.addClass(this._element,x._ClassNames.pivotCustomHeaders)):this._customLeftHeader.children.length||this._customRightHeader.childNodes.length||o.removeClass(this._element,x._ClassNames.pivotCustomHeaders),this.forceLayout()},enumerable:!0,configurable:!0}),Object.defineProperty(a.prototype,"customRightHeader",{get:function(){return this._customRightHeader.firstElementChild},set:function(a){o.empty(this._customRightHeader),a?(this._customRightHeader.appendChild(a),o.addClass(this._element,x._ClassNames.pivotCustomHeaders)):this._customLeftHeader.children.length||this._customRightHeader.childNodes.length||o.removeClass(this._element,x._ClassNames.pivotCustomHeaders),this.forceLayout()},enumerable:!0,configurable:!0}),Object.defineProperty(a.prototype,"locked",{get:function(){return o.hasClass(this.element,x._ClassNames.pivotLocked)},set:function(a){o[a?"addClass":"removeClass"](this.element,x._ClassNames.pivotLocked),a&&this._hideNavButtons()},enumerable:!0,configurable:!0}),Object.defineProperty(a.prototype,"items",{get:function(){return this._pendingItems?this._pendingItems:this._items},set:function(a){this._pendingItems=a,this._refresh()},enumerable:!0,configurable:!0}),Object.defineProperty(a.prototype,"title",{get:function(){return this._titleElement.textContent},set:function(a){a?(this._titleElement.style.display="block",this._titleElement.textContent=a):(this._titleElement.style.display="none",this._titleElement.textContent="")},enumerable:!0,configurable:!0}),Object.defineProperty(a.prototype,"selectedIndex",{get:function(){return 0===this.items.length?-1:this._selectedIndex},set:function(a){a>=0&&a<this.items.length&&(this._pendingRefresh?this._selectedIndex=a:this._loadItem(a))},enumerable:!0,configurable:!0}),Object.defineProperty(a.prototype,"selectedItem",{get:function(){return this.items.getAt(this.selectedIndex)},set:function(a){var b=this.items.indexOf(a);-1!==b&&(this.selectedIndex=b)},enumerable:!0,configurable:!0}),a.prototype.dispose=function(){if(!this._disposed){this._disposed=!0,this._updateEvents(this._items,null),o._resizeNotifier.unsubscribe(this.element,this._resizeHandler),this._elementResizeInstrument.dispose(),this._headersState.exit(),m._disposeElement(this._headersContainerElement);for(var a=0,b=this.items.length;b>a;a++)this.items.getAt(a).dispose()}},a.prototype.forceLayout=function(){this._disposed||this._resizeHandler()},a.prototype._applyProperties=function(){function a(a){for(var b=0,c=a.items.length;c>b;b++){var d=a._items.getAt(b);if(d.element.parentNode===a._surfaceElement)throw new p("WinJS.UI.Pivot.DuplicateItem",A.duplicateItem);d.element.style.display="none",a._surfaceElement.appendChild(d.element)}}if(!this._disposed){if(this._pendingItems){for(this._updateEvents(this._items,this._pendingItems),this._items=this._pendingItems,this._pendingItems=null;this.element.firstElementChild!==this._titleElement;){var b=this.element.firstElementChild;b.parentNode.removeChild(b)}o.empty(this._surfaceElement)}a(this),this._rtl="rtl"===o._getComputedStyle(this._element,null).direction,this._headersState.refreshHeadersState(!0),this._pendingRefresh=!1,this._firstLoad=!0,this.selectedIndex=this._selectedIndex,this._firstLoad=!1,this._recenterViewport()}},a.prototype._parse=function(){for(var a=[],b=this.element.firstElementChild;b!==this._titleElement;){g.processAll(b);var c=b.winControl;if(!c)throw new p("WinJS.UI.Pivot.InvalidContent",A.invalidContent);a.push(c);var d=b.nextElementSibling;b=d}this.items=new f.List(a)},a.prototype._refresh=function(){this._pendingRefresh||(this._pendingRefresh=!0,i.schedule(this._applyProperties.bind(this),i.Priority.high))},a.prototype._resizeHandler=function(){if(!this._disposed&&!this._pendingRefresh){var a=this._getViewportWidth(),b=this._getHeaderItemsWidth();this._invalidateMeasures(),a!==this._getViewportWidth()||b!==this._getHeaderItemsWidth()?(t.log&&t.log("_resizeHandler, viewport from:"+a+" to: "+this._getViewportWidth()),t.log&&t.log("_resizeHandler, headers from:"+b+" to: "+this._getHeaderItemsWidth()),this._hidePivotItemAnimation&&this._hidePivotItemAnimation.cancel(),this._showPivotItemAnimation&&this._showPivotItemAnimation.cancel(),this._slideHeadersAnimation&&this._slideHeadersAnimation.cancel(),this._recenterViewport(),this._headersState.handleResize()):t.log&&t.log("_resizeHandler worthless resize")}},a.prototype._activateHeader=function(a){if(!this.locked){var b=this._items.indexOf(a._item);b!==this.selectedIndex?this._headersState.activateHeader(a):o._setActiveFirstFocusableElement(this.selectedItem.element)}},a.prototype._goNext=function(){this.selectedIndex<this._items.length-1?this.selectedIndex++:this.selectedIndex=0},a.prototype._goPrevious=function(){this._animateToPrevious=!0,this.selectedIndex>0?this.selectedIndex--:this.selectedIndex=this._items.length-1,this._animateToPrevious=!1},a.prototype._loadItem=function(a){var b=this;this._rtl="rtl"===o._getComputedStyle(this._element,null).direction,this._hidePivotItemAnimation.cancel(),this._showPivotItemAnimation.cancel(),this._slideHeadersAnimation.cancel();var c=this._animateToPrevious,d=this._items.getAt(a),e=this._firstLoad,f=this._loadPromise=this._loadPromise.then(function(){var g=b._items.getAt(b.selectedIndex);g&&b._hidePivotItem(g.element,c,e);var i=b._selectedIndex;b._selectedIndex=a;var j={index:a,direction:c?"backwards":"forward",item:d};return b._fireEvent(z.selectionChanged,!0,!1,j),b._headersState.handleNavigation(c,a,i),h.join([d._process(),b._hidePivotItemAnimation,h.timeout()]).then(function(){return b._disposed||b._loadPromise!==f?void 0:(b._recenterViewport(),b._showPivotItem(d.element,c,e).then(function(){b._disposed||b._loadPromise!==f||(b._loadPromise=h.wrap(),b._writeProfilerMark("itemAnimationStop,info"),b._fireEvent(z.itemAnimationEnd,!0,!1,null))}))})})},a.prototype._recenterViewport=function(){o.setScrollPosition(this._viewportElement,{scrollLeft:this._getViewportWidth()}),this.selectedItem&&(this.selectedItem.element.style[this._getDirectionAccessor()]=this._getViewportWidth()+"px")},a.prototype._fireEvent=function(a,b,d,e){var f=c.document.createEvent("CustomEvent");return f.initCustomEvent(a,!!b,!!d,e),this.element.dispatchEvent(f)},a.prototype._getDirectionAccessor=function(){return this._rtl?"right":"left"},a.prototype._getHeaderItemsWidth=function(){return this._headerItemsElWidth||(this._headerItemsElWidth=parseFloat(o._getComputedStyle(this._headerItemsElement).width)),this._headerItemsElWidth||G},a.prototype._getViewportWidth=function(){return this._viewportElWidth||(this._viewportElWidth=parseFloat(o._getComputedStyle(this._viewportElement).width),B&&(this._viewportElement.style[k._browserStyleEquivalents["scroll-snap-points-x"].scriptName]="snapInterval(0%, "+Math.ceil(this._viewportElWidth)+"px)")),this._viewportElWidth||G},a.prototype._invalidateMeasures=function(){this._viewportElWidth=this._headerItemsElWidth=null},a.prototype._updateEvents=function(a,b){a&&(a.removeEventListener("itemchanged",this._handleItemChanged),a.removeEventListener("iteminserted",this._handleItemInserted),a.removeEventListener("itemmoved",this._handleItemMoved),a.removeEventListener("itemremoved",this._handleItemRemoved),a.removeEventListener("reload",this._handleItemReload)),b&&(b.addEventListener("itemchanged",this._handleItemChanged),b.addEventListener("iteminserted",this._handleItemInserted),b.addEventListener("itemmoved",this._handleItemMoved),b.addEventListener("itemremoved",this._handleItemRemoved),b.addEventListener("reload",this._handleItemReload))},a.prototype._writeProfilerMark=function(a){var b="WinJS.UI.Pivot:"+this._id+":"+a;w(b),t.log&&t.log(b,null,"pivotprofiler")},a.prototype._handleItemChanged=function(a){if(!this._pendingItems){var b=a.detail.index,c=a.detail.newValue,d=a.detail.oldValue;if(c.element!==d.element){if(c.element.parentNode===this._surfaceElement)throw new p("WinJS.UI.Pivot.DuplicateItem",A.duplicateItem);c.element.style.display="none",this._surfaceElement.insertBefore(c.element,d.element),this._surfaceElement.removeChild(d.element),b===this.selectedIndex&&(this.selectedIndex=b)}this._headersState.render(),this._headersState.refreshHeadersState(!0)}},a.prototype._handleItemInserted=function(a){if(!this._pendingItems){var b=a.detail.index,c=a.detail.value;if(c.element.parentNode===this._surfaceElement)throw new p("WinJS.UI.Pivot.DuplicateItem",A.duplicateItem);c.element.style.display="none",b<this.items.length-1?this._surfaceElement.insertBefore(c.element,this.items.getAt(b+1).element):this._surfaceElement.appendChild(c.element),b<=this.selectedIndex&&this._selectedIndex++,1===this._items.length&&(this.selectedIndex=0),this._headersState.render(),this._headersState.refreshHeadersState(!0)}},a.prototype._handleItemMoved=function(a){if(!this._pendingItems){var b=a.detail.oldIndex,c=a.detail.newIndex,d=a.detail.value;c<this.items.length-1?this._surfaceElement.insertBefore(d.element,this.items.getAt(c+1).element):this._surfaceElement.appendChild(d.element),b<this.selectedIndex&&c>=this.selectedIndex?this._selectedIndex--:c>this.selectedIndex&&b<=this.selectedIndex?this._selectedIndex++:b===this.selectedIndex&&(this.selectedIndex=this.selectedIndex),this._headersState.render(),this._headersState.refreshHeadersState(!0)}},a.prototype._handleItemReload=function(){this.items=this.items},a.prototype._handleItemRemoved=function(a){if(!this._pendingItems){var b=a.detail.value,c=a.detail.index;this._surfaceElement.removeChild(b.element),c<this.selectedIndex?this._selectedIndex--:c===this._selectedIndex&&(this.selectedIndex=Math.min(this.items.length-1,this._selectedIndex)),this._headersState.render(),this._headersState.refreshHeadersState(!0)}},a.prototype._elementClickedHandler=function(a){if(this.locked||this._navigationHandled)return void(this._navigationHandled=!1);var b,c=a.target;if(o.hasClass(c,x._ClassNames.pivotHeader))b=c;else{var d=!1,e=o._elementsFromPoint(a.clientX,a.clientY);if(e&&e[0]===this._viewportElement)for(var f=0,g=e.length;g>f;f++)e[f]===c&&(d=!0),o.hasClass(e[f],x._ClassNames.pivotHeader)&&(b=e[f]);d||(b=null)}b&&this._activateHeader(b)},a.prototype._elementPointerDownHandler=function(a){if(!B){var b=a.target;this._elementPointerDownPoint={x:a.clientX,y:a.clientY,type:a.pointerType||"mouse",time:Date.now(),inHeaders:this._headersContainerElement.contains(b)}}},a.prototype._elementPointerUpHandler=function(a){if(!this._elementPointerDownPoint||this.locked)return void(this._elementPointerDownPoint=null);var b=a.target,c=32,d=.4,e=Math.abs(a.clientY-this._elementPointerDownPoint.y),f=a.clientX-this._elementPointerDownPoint.x,g=Math.abs(f*d),h=g>e&&Math.abs(f)>c&&(!o._supportsTouchDetection||this._elementPointerDownPoint.type===a.pointerType&&a.pointerType===D)&&(!this.element.classList.contains(x._ClassNames.pivotDisableContentSwipeNavigation)||this._elementPointerDownPoint.inHeaders&&this._headersContainerElement.contains(b));if(this._navigationHandled=!1,h){var i=Date.now()-this._elementPointerDownPoint.time;f*=Math.max(1,Math.pow(350/i,2)),f=this._rtl?-f:f;var j=this._getViewportWidth()/4;-j>f?(this._goNext(),this._navigationHandled=!0):f>j&&(this._goPrevious(),this._navigationHandled=!0)}if(!this._navigationHandled){for(;null!==b&&!o.hasClass(b,x._ClassNames.pivotHeader);)b=b.parentElement;null!==b&&(this._activateHeader(b),this._navigationHandled=!0)}this._elementPointerDownPoint=null},a.prototype._headersKeyDown=function(a){this.locked||(a.keyCode===E.leftArrow||a.keyCode===E.pageUp?(this._rtl?this._goNext():this._goPrevious(),a.preventDefault()):(a.keyCode===E.rightArrow||a.keyCode===E.pageDown)&&(this._rtl?this._goPrevious():this._goNext(),a.preventDefault()))},a.prototype._hideNavButtons=function(a){a&&this._headersContainerElement.contains(a.relatedTarget)||o.removeClass(this._headersContainerElement,x._ClassNames.pivotShowNavButtons)},a.prototype._hidePivotItem=function(a,b,c){return c||!v.isAnimationEnabled()?(a.style.display="none",this._hidePivotItemAnimation=h.wrap(),this._hidePivotItemAnimation):(this._hidePivotItemAnimation=v.executeTransition(a,{property:"opacity",delay:0,duration:67,timing:"linear",from:"",to:"0"}).then(function(){a.style.display="none"}),this._hidePivotItemAnimation)},a.prototype._MSManipulationStateChangedHandler=function(a){if(a.target===this._viewportElement&&a.currentState===o._MSManipulationEvent.MS_MANIPULATION_STATE_INERTIA){var b=a.inertiaDestinationX-this._getViewportWidth();b>0?this._goNext():0>b&&this._goPrevious()}},a.prototype._updatePointerType=function(a){this._pointerType!==(a.pointerType||C)&&(this._pointerType=a.pointerType||C,this._pointerType===D?(o.removeClass(this.element,x._ClassNames.pivotInputTypeMouse),o.addClass(this.element,x._ClassNames.pivotInputTypeTouch),this._hideNavButtons()):(o.removeClass(this.element,x._ClassNames.pivotInputTypeTouch),o.addClass(this.element,x._ClassNames.pivotInputTypeMouse)))},a.prototype._showNavButtons=function(a){this.locked||a&&a.pointerType===D||o.addClass(this._headersContainerElement,x._ClassNames.pivotShowNavButtons)},a.prototype._showPivotItem=function(a,b,c){function e(a){var b=a.getBoundingClientRect();return b.top<g.bottom&&b.bottom>g.top}if(this._writeProfilerMark("itemAnimationStart,info"),this._fireEvent(z.itemAnimationStart,!0,!1,null),a.style.display="",c||!v.isAnimationEnabled())return a.style.opacity="",this._showPivotItemAnimation=h.wrap(),this._showPivotItemAnimation;var f=this._rtl?!b:b,g=this._viewportElement.getBoundingClientRect(),i=a.querySelectorAll(".win-pivot-slide1"),j=a.querySelectorAll(".win-pivot-slide2"),l=a.querySelectorAll(".win-pivot-slide3");return i=Array.prototype.filter.call(i,e),j=Array.prototype.filter.call(j,e),l=Array.prototype.filter.call(l,e),this._showPivotItemAnimation=h.join([v.executeTransition(a,{property:"opacity",delay:0,duration:333,timing:"cubic-bezier(0.1,0.9,0.2,1)",from:"0",to:""}),v.executeTransition(a,{property:k._browserStyleEquivalents.transform.cssName,delay:0,duration:767,timing:"cubic-bezier(0.1,0.9,0.2,1)",from:"translateX("+(f?"-20px":"20px")+")",to:""}),d[f?"slideRightIn":"slideLeftIn"](null,i,j,l)]),this._showPivotItemAnimation},a.supportedForProcessing=!0,a._ClassNames=x._ClassNames,a._EventNames=z,a}();b.Pivot=H;var I=function(){function a(a){this.pivot=a}return a.prototype.exit=function(){},a.prototype.render=function(a){},a.prototype.activateHeader=function(a){},a.prototype.handleNavigation=function(a,b,c){},a.prototype.handleResize=function(){},a.prototype.handleHeaderChanged=function(a){},a.prototype.getCumulativeHeaderWidth=function(b){if(0===b)return 0;for(var c=this.pivot._headersContainerElement.children.length,d=0;b>d;d++){var e=this.renderHeader(d,!1);this.pivot._headersContainerElement.appendChild(e)}var f=0,g=this.pivot._rtl?this.pivot._headersContainerElement.lastElementChild:this.pivot._headersContainerElement.children[c],h=this.pivot._rtl?this.pivot._headersContainerElement.children[c]:this.pivot._headersContainerElement.lastElementChild;f=h.offsetLeft+h.offsetWidth-g.offsetLeft,f+=2*a.headerHorizontalMargin;for(var d=0;b>d;d++)this.pivot._headersContainerElement.removeChild(this.pivot._headersContainerElement.lastElementChild);return f},a.prototype.refreshHeadersState=function(a){a&&(this.cachedHeaderWidth=0);var b=this.cachedHeaderWidth||this.getCumulativeHeaderWidth(this.pivot.items.length);this.cachedHeaderWidth=b,b>this.pivot._getHeaderItemsWidth()&&!(this.pivot._headersState instanceof K)?(this.exit(),this.pivot._headersState=new K(this.pivot)):b<=this.pivot._getHeaderItemsWidth()&&!(this.pivot._headersState instanceof J)&&(this.exit(),this.pivot._headersState=new J(this.pivot))},a.prototype.renderHeader=function(b,d){function e(){f.pivot._disposed||f.pivot._headersContainerElement.contains(i)&&b!==f.pivot.selectedIndex&&"true"===i.getAttribute("aria-selected")&&(f.pivot.selectedIndex=b)}var f=this,g=o._syncRenderer(y),h=this.pivot.items.getAt(b),i=c.document.createElement("BUTTON");return i.tabIndex=-1,i.setAttribute("type","button"),i.style.marginLeft=i.style.marginRight=a.headerHorizontalMargin+"px",o.addClass(i,x._ClassNames.pivotHeader),i._item=h,i._pivotItemIndex=b,g(h,i),d&&(i.setAttribute("aria-selected",""+(b===this.pivot.selectedIndex)),i.setAttribute("role","tab"),new o._MutationObserver(e).observe(i,{attributes:!0,attributeFilter:["aria-selected"]})),i},a.prototype.updateHeader=function(a){var b=this.pivot.items.indexOf(a),c=this.pivot._headersContainerElement.children[b];c.innerHTML="";var d=o._syncRenderer(y);d(a,c)},a.prototype.setActiveHeader=function(a){var b=!1,d=this.pivot._headersContainerElement.querySelector("."+x._ClassNames.pivotHeaderSelected);d&&(d.classList.remove(x._ClassNames.pivotHeaderSelected),d.setAttribute("aria-selected","false"),b=this.pivot._headersContainerElement.contains(c.document.activeElement)),a.classList.add(x._ClassNames.pivotHeaderSelected),a.setAttribute("aria-selected","true"),b&&this.pivot._headersContainerElement.focus()},a.headersContainerLeadingMargin=12,a.headerHorizontalMargin=12,a}(),J=function(a){function b(b){if(a.call(this,b),this._firstRender=!0,this._transitionAnimation=h.wrap(),b._headersContainerElement.children.length&&v.isAnimationEnabled()){var c=b._headersContainerElement.querySelector("."+x._ClassNames.pivotHeaderSelected),d=0,e=0;b._rtl?(d=c.offsetLeft+c.offsetWidth+I.headerHorizontalMargin,e=b._getHeaderItemsWidth()-this.getCumulativeHeaderWidth(b.selectedIndex)-I.headersContainerLeadingMargin,e+=parseFloat(b._headersContainerElement.style.marginLeft)):(d=c.offsetLeft,d+=parseFloat(b._headersContainerElement.style.marginLeft),e=this.getCumulativeHeaderWidth(b.selectedIndex)+I.headersContainerLeadingMargin+I.headerHorizontalMargin);var f=d-e;this.render();for(var g=k._browserStyleEquivalents.transform.cssName,i="translateX("+f+"px)",j=0,l=b._headersContainerElement.children.length;l>j;j++)b._headersContainerElement.children[j].style[g]=i;this._transitionAnimation=v.executeTransition(b._headersContainerElement.querySelectorAll("."+x._ClassNames.pivotHeader),{property:g,delay:0,duration:F,timing:"ease-out",to:""})}else this.render()}return e(b,a),b.prototype.exit=function(){this._transitionAnimation.cancel()},b.prototype.render=function(){var a=this.pivot;if(!a._pendingRefresh&&a._items){if(m._disposeElement(a._headersContainerElement),o.empty(a._headersContainerElement),a._rtl?(a._headersContainerElement.style.marginLeft="0px",a._headersContainerElement.style.marginRight=I.headersContainerLeadingMargin+"px"):(a._headersContainerElement.style.marginLeft=I.headersContainerLeadingMargin+"px",a._headersContainerElement.style.marginRight="0px"),a._viewportElement.style.overflow=1===a.items.length?"hidden":"",a.items.length)for(var b=0;b<a.items.length;b++){var c=this.renderHeader(b,!0);a._headersContainerElement.appendChild(c),b===a.selectedIndex&&c.classList.add(x._ClassNames.pivotHeaderSelected)}this._firstRender=!1}},b.prototype.activateHeader=function(a){this.setActiveHeader(a),this.pivot._animateToPrevious=a._pivotItemIndex<this.pivot.selectedIndex,this.pivot.selectedIndex=a._pivotItemIndex,this.pivot._animateToPrevious=!1},b.prototype.handleNavigation=function(a,b,c){this._firstRender&&this.render(),this.setActiveHeader(this.pivot._headersContainerElement.children[b])},b.prototype.handleResize=function(){this.refreshHeadersState(!1)},b.prototype.handleHeaderChanged=function(a){this.updateHeader(a),this.refreshHeadersState(!0)},b}(I),K=function(a){function b(b){if(a.call(this,b),this._blocked=!1,this._firstRender=!0,this._transitionAnimation=h.wrap(),b._slideHeadersAnimation=h.wrap(),b._headersContainerElement.children.length&&v.isAnimationEnabled()){var c=this,d=function(){c._blocked=!1,c.render()};this._blocked=!0;var e=b._headersContainerElement.querySelector("."+x._ClassNames.pivotHeaderSelected),f=0,g=0;b._rtl?(f=b._getHeaderItemsWidth()-I.headersContainerLeadingMargin,g=e.offsetLeft,g+=I.headerHorizontalMargin,g+=e.offsetWidth,g+=parseFloat(b._headersContainerElement.style.marginLeft)):(f=I.headersContainerLeadingMargin,g=e.offsetLeft,g-=I.headerHorizontalMargin,g+=parseFloat(b._headersContainerElement.style.marginLeft));for(var i=f-g,j=0;j<b.selectedIndex;j++)b._headersContainerElement.appendChild(b._headersContainerElement.children[j].cloneNode(!0));var l=k._browserStyleEquivalents.transform.cssName;this._transitionAnimation=v.executeTransition(b._headersContainerElement.querySelectorAll("."+x._ClassNames.pivotHeader),{property:l,delay:0,duration:F,timing:"ease-out",to:"translateX("+i+"px)"}).then(d,d)}else this.render()}return e(b,a),b.prototype.exit=function(){this._transitionAnimation.cancel(),this.pivot._slideHeadersAnimation.cancel()},b.prototype.render=function(a){var b=this.pivot;if(!this._blocked&&!b._pendingRefresh&&b._items){var d=b._headersContainerElement.contains(c.document.activeElement);if(m._disposeElement(b._headersContainerElement),o.empty(b._headersContainerElement),1===b._items.length){var e=this.renderHeader(0,!0);e.classList.add(x._ClassNames.pivotHeaderSelected),b._headersContainerElement.appendChild(e),b._viewportElement.style.overflow="hidden",b._headersContainerElement.style.marginLeft="0px",b._headersContainerElement.style.marginRight="0px"}else if(b._items.length>1){var f=b._items.length+(a?2:1),g=.8*b._getHeaderItemsWidth(),h=b.selectedIndex-1;b._viewportElement.style.overflow&&(b._viewportElement.style.overflow="");for(var i=0;f>i;i++){-1===h?h=b._items.length-1:h===b._items.length&&(h=0);var e=this.renderHeader(h,!0);b._headersContainerElement.appendChild(e),e.offsetWidth>g&&(e.style.textOverflow="ellipsis",e.style.width=g+"px"),h===b.selectedIndex&&e.classList.add(x._ClassNames.pivotHeaderSelected),h++}if(!b._firstLoad&&!this._firstRender){var j,l;a?(j="",l="0"):(j="0",l="");var n=b._headersContainerElement.children[f-1];n.style.opacity=j;var p=.167;n.style[k._browserStyleEquivalents.transition.scriptName]="opacity "+v._animationTimeAdjustment(p)+"s",o._getComputedStyle(n).opacity,n.style.opacity=l}b._headersContainerElement.children[0].setAttribute("aria-hidden","true"),b._headersContainerElement.style.marginLeft="0px",b._headersContainerElement.style.marginRight="0px";var q=b._rtl?"marginRight":"marginLeft",r=b._headersContainerElement.children[0],s=o.getTotalWidth(r)-I.headersContainerLeadingMargin;if(r!==b._headersContainerElement.children[0])return;b._headersContainerElement.style[q]=-1*s+"px",b._prevButton=c.document.createElement("button"),b._prevButton.setAttribute("type","button"),o.addClass(b._prevButton,x._ClassNames.pivotNavButton),o.addClass(b._prevButton,x._ClassNames.pivotNavButtonPrev),b._prevButton.addEventListener("click",function(){b.locked||(b._rtl?b._goNext():b._goPrevious());
}),b._headersContainerElement.appendChild(b._prevButton),b._prevButton.style.left=b._rtl?"0px":s+"px",b._nextButton=c.document.createElement("button"),b._nextButton.setAttribute("type","button"),o.addClass(b._nextButton,x._ClassNames.pivotNavButton),o.addClass(b._nextButton,x._ClassNames.pivotNavButtonNext),b._nextButton.addEventListener("click",function(){b.locked||(b._rtl?b._goPrevious():b._goNext())}),b._headersContainerElement.appendChild(b._nextButton),b._nextButton.style.right=b._rtl?s+"px":"0px"}b._headersContainerElement.children.length>1?1:0;d&&b._headersContainerElement.focus(),this._firstRender=!1}},b.prototype.activateHeader=function(a){a.previousSibling&&(this.pivot.selectedIndex=a._pivotItemIndex)},b.prototype.handleNavigation=function(a,b,c){function d(a){return j?a.offsetParent.offsetWidth-a.offsetLeft-a.offsetWidth:a.offsetLeft}function e(){g._disposed||(f.render(a),g._slideHeadersAnimation=h.wrap())}var f=this,g=this.pivot;if(this._blocked||0>b||g._firstLoad)return void this.render(a);var i;if(a?i=g._headersContainerElement.children[0]:(c>b&&(b+=g._items.length),i=g._headersContainerElement.children[1+b-c]),!i)return void this.render(a);o.removeClass(g._headersContainerElement.children[1],x._ClassNames.pivotHeaderSelected),o.addClass(i,x._ClassNames.pivotHeaderSelected);var j=g._rtl,l=d(g._headersContainerElement.children[1])-d(i);j&&(l*=-1);var m;m=v.isAnimationEnabled()?v.executeTransition(g._headersContainerElement.querySelectorAll("."+x._ClassNames.pivotHeader),{property:k._browserStyleEquivalents.transform.cssName,delay:0,duration:F,timing:"ease-out",to:"translateX("+l+"px)"}):h.wrap(),g._slideHeadersAnimation=m.then(e,e)},b.prototype.handleResize=function(){this.refreshHeadersState(!1)},b.prototype.handleHeaderChanged=function(a){this.render(),this.refreshHeadersState(!0)},b}(I);j.Class.mix(H,q.createEventProperties(z.itemAnimationEnd,z.itemAnimationStart,z.selectionChanged)),j.Class.mix(H,l.DOMEventMixin)}),d("WinJS/Controls/Pivot",["require","exports","../Core/_Base","./Pivot/_Item"],function(a,b,c,d){d.touch;var e=null;c.Namespace.define("WinJS.UI",{Pivot:{get:function(){return e||a(["./Pivot/_Pivot"],function(a){e=a}),e.Pivot}}})}),d("WinJS/Controls/Hub/_Section",["exports","../../Core/_Global","../../Core/_Base","../../Core/_BaseUtils","../../Core/_ErrorFromName","../../Core/_Resources","../../ControlProcessor","../../Promise","../../Utilities/_Control","../../Utilities/_Dispose","../../Utilities/_ElementUtilities","../../Utilities/_KeyboardBehavior"],function(a,b,c,d,e,f,g,h,i,j,k,l){"use strict";c.Namespace._moduleDefine(a,"WinJS.UI",{HubSection:c.Namespace._lazy(function(){var a={get duplicateConstruction(){return"Invalid argument: Controls may only be instantiated one time for each DOM element"},get seeMore(){return f._getWinJSString("ui/seeMore").value}},m=c.Class.define(function(c,d){if(c=c||b.document.createElement("DIV"),d=d||{},c.winControl)throw new e("WinJS.UI.HubSection.DuplicateConstruction",a.duplicateConstruction);c.winControl=this,this._element=c,k.addClass(this.element,m._ClassName.hubSection),k.addClass(this.element,"win-disposable"),this._headerElement=b.document.createElement("DIV"),this._headerElement.className=m._ClassName.hubSectionHeader,this._headerElement.innerHTML='<button type="button" role="link" class="'+m._ClassName.hubSectionInteractive+" "+m._ClassName.hubSectionHeaderTabStop+'"><div class="'+m._ClassName.hubSectionHeaderWrapper+'" tabindex="-1"><h2 class="win-type-subheader '+m._ClassName.hubSectionHeaderContent+'"></h2><span class="'+m._ClassName.hubSectionHeaderChevron+' win-type-body">'+a.seeMore+"</span></div></button>",this._headerTabStopElement=this._headerElement.firstElementChild,this._headerWrapperElement=this._headerTabStopElement.firstElementChild,this._headerContentElement=this._headerWrapperElement.firstElementChild,this._headerChevronElement=this._headerWrapperElement.lastElementChild,c.appendChild(this._headerElement),this._winKeyboard=new l._WinKeyboard(this._headerElement),this._contentElement=b.document.createElement("DIV"),this._contentElement.className=m._ClassName.hubSectionContent,this._contentElement.style.visibility="hidden",c.appendChild(this._contentElement);for(var f=this.element.firstChild;f!==this._headerElement;){var h=f.nextSibling;this._contentElement.appendChild(f),f=h}this._processors=[g.processAll],i.setOptions(this,d)},{element:{get:function(){return this._element}},isHeaderStatic:{get:function(){return this._isHeaderStatic},set:function(a){this._isHeaderStatic=a,this._isHeaderStatic?(this._headerTabStopElement.setAttribute("role","heading"),k.removeClass(this._headerTabStopElement,m._ClassName.hubSectionInteractive)):(this._headerTabStopElement.setAttribute("role","link"),k.addClass(this._headerTabStopElement,m._ClassName.hubSectionInteractive))}},contentElement:{get:function(){return this._contentElement}},header:{get:function(){return this._header},set:function(a){this._header=a,this._renderHeader()}},_setHeaderTemplate:function(a){this._template=k._syncRenderer(a),this._renderHeader()},_renderHeader:function(){this._template&&(j._disposeElement(this._headerContentElement),k.empty(this._headerContentElement),this._template(this,this._headerContentElement))},_process:function(){var a=this;return this._processed=(this._processors||[]).reduce(function(b,c){return b.then(function(){return c(a.contentElement)})},this._processed||h.as()),this._processors=null,this._processed},dispose:function(){this._disposed||(this._disposed=!0,this._processors=null,j._disposeElement(this._headerContentElement),j.disposeSubTree(this.contentElement))}},{_ClassName:{hubSection:"win-hub-section",hubSectionHeader:"win-hub-section-header",hubSectionHeaderTabStop:"win-hub-section-header-tabstop",hubSectionHeaderWrapper:"win-hub-section-header-wrapper",hubSectionInteractive:"win-hub-section-header-interactive",hubSectionHeaderContent:"win-hub-section-header-content",hubSectionHeaderChevron:"win-hub-section-header-chevron",hubSectionContent:"win-hub-section-content"},isDeclarativeControlContainer:d.markSupportedForProcessing(function(a,b){b!==g.processAll&&(a._processors=a._processors||[],a._processors.push(b),a._processed&&a._process())})});return m})})}),d("require-style!less/styles-hub",[],function(){}),d("require-style!less/colors-hub",[],function(){}),d("WinJS/Controls/Hub",["../Core/_Global","../Core/_Base","../Core/_BaseUtils","../Core/_ErrorFromName","../Core/_Events","../Core/_Log","../Core/_Resources","../Core/_WriteProfilerMark","../_Accents","../Animations","../Animations/_TransitionAnimation","../BindingList","../ControlProcessor","../Promise","../_Signal","../Scheduler","../Utilities/_Control","../Utilities/_ElementUtilities","../Utilities/_Hoverable","../Utilities/_UI","./ElementResizeInstrument","./Hub/_Section","require-style!less/styles-hub","require-style!less/colors-hub"],function(a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u,v){"use strict";i.createAccentRule(".win-semanticzoom-zoomedoutview .win-hub-section-header-interactive .win-hub-section-header-content,             .win-hub-section-header-interactive .win-hub-section-header-chevron",[{name:"color",value:i.ColorTypes.accent}]),b.Namespace.define("WinJS.UI",{Hub:b.Namespace._lazy(function(){function i(b){var c=a.document.createTextNode("object"==typeof b.header?JSON.stringify(b.header):""+b.header);return c}var s=r.Key,w=e._createEventProperty,x={contentAnimating:"contentanimating",headerInvoked:"headerinvoked",loadingStateChanged:"loadingstatechanged"},y=500,z={scrollPos:"scrollTop",scrollSize:"scrollHeight",offsetPos:"offsetTop",offsetSize:"offsetHeight",oppositeOffsetSize:"offsetWidth",marginStart:"marginTop",marginEnd:"marginBottom",borderStart:"borderTopWidth",borderEnd:"borderBottomWidth",paddingStart:"paddingTop",paddingEnd:"paddingBottom"},A={scrollPos:"scrollLeft",scrollSize:"scrollWidth",offsetPos:"offsetLeft",offsetSize:"offsetWidth",oppositeOffsetSize:"offsetHeight",marginStart:"marginRight",marginEnd:"marginLeft",borderStart:"borderRightWidth",borderEnd:"borderLeftWidth",paddingStart:"paddingRight",paddingEnd:"paddingLeft"},B={scrollPos:"scrollLeft",scrollSize:"scrollWidth",offsetPos:"offsetLeft",offsetSize:"offsetWidth",oppositeOffsetSize:"offsetHeight",marginStart:"marginLeft",marginEnd:"marginRight",borderStart:"borderLeftWidth",borderEnd:"borderRightWidth",paddingStart:"paddingLeft",paddingEnd:"paddingRight"},C=b.Class.define(function(b,c){if(b=b||a.document.createElement("DIV"),c=c||{},b.winControl)throw new d("WinJS.UI.Hub.DuplicateConstruction",E.duplicateConstruction);this._id=b.id||r._uniqueID(b),this._writeProfilerMark("constructor,StartTM"),this._windowKeyDownHandlerBound=this._windowKeyDownHandler.bind(this),a.addEventListener("keydown",this._windowKeyDownHandlerBound),b.winControl=this,this._element=b,r.addClass(this.element,C._ClassName.hub),r.addClass(this.element,"win-disposable"),this._parse(),this._viewportElement=a.document.createElement("DIV"),this._viewportElement.className=C._ClassName.hubViewport,this._element.appendChild(this._viewportElement),this._viewportElement.setAttribute("role","group"),this._viewportElement.setAttribute("aria-label",E.hubViewportAriaLabel),this._surfaceElement=a.document.createElement("DIV"),this._surfaceElement.className=C._ClassName.hubSurface,this._viewportElement.appendChild(this._surfaceElement),this._visible=!1,this._viewportElement.style.opacity=0,c.orientation||(this._orientation=t.Orientation.horizontal,r.addClass(this.element,C._ClassName.hubHorizontal)),this._fireEntrance=!0,this._animateEntrance=!0,this._loadId=0,this.runningAnimations=new n.wrap,this._currentIndexForSezo=0,q.setOptions(this,c),r._addEventListener(this.element,"focusin",this._focusin.bind(this),!1),this.element.addEventListener("keydown",this._keyDownHandler.bind(this)),this.element.addEventListener("click",this._clickHandler.bind(this)),this._viewportElement.addEventListener("scroll",this._scrollHandler.bind(this)),this._resizeHandlerBound=this._resizeHandler.bind(this),this._elementResizeInstrument=new u._ElementResizeInstrument,this._element.appendChild(this._elementResizeInstrument.element),this._elementResizeInstrument.addEventListener("resize",this._resizeHandlerBound);var e=this;r._inDom(this.element).then(function(){e._disposed||e._elementResizeInstrument.addedToDom()}),r._resizeNotifier.subscribe(this.element,this._resizeHandlerBound),this._handleSectionChangedBind=this._handleSectionChanged.bind(this),this._handleSectionInsertedBind=this._handleSectionInserted.bind(this),this._handleSectionMovedBind=this._handleSectionMoved.bind(this),this._handleSectionRemovedBind=this._handleSectionRemoved.bind(this),this._handleSectionReloadBind=this._handleSectionReload.bind(this),this._refresh(),this._writeProfilerMark("constructor,StopTM")},{element:{get:function(){return this._element}},orientation:{get:function(){return this._orientation},set:function(a){if(a!==this._orientation){if(this._measured=!1,this._names){var b={};b[this._names.scrollPos]=0,r.setScrollPosition(this._viewportElement,b)}a===t.Orientation.vertical?(r.removeClass(this.element,C._ClassName.hubHorizontal),r.addClass(this.element,C._ClassName.hubVertical)):(a=t.Orientation.horizontal,r.removeClass(this.element,C._ClassName.hubVertical),r.addClass(this.element,C._ClassName.hubHorizontal)),this._orientation=a,p.schedule(this._updateSnapList.bind(this),p.Priority.idle)}}},sections:{get:function(){return this._pendingSections?this._pendingSections:this._sections},set:function(a){var b=!this._pendingSections;this._pendingSections=a,this._refresh(),b&&(this.scrollPosition=0)}},headerTemplate:{get:function(){return this._pendingHeaderTemplate?this._pendingHeaderTemplate:(this._headerTemplate||(this._headerTemplate=i),this._headerTemplate)},set:function(a){this._pendingHeaderTemplate=a||i,this._refresh()}},scrollPosition:{get:function(){return+this._pendingScrollLocation===this._pendingScrollLocation?this._pendingScrollLocation:(this._measure(),this._scrollPosition)},set:function(a){if(a=Math.max(0,a),this._pendingRefresh)this._pendingScrollLocation=a,this._pendingSectionOnScreen=null;else{this._measure();var b=Math.max(0,Math.min(this._scrollLength-this._viewportSize,a));this._scrollPosition=b;var c={};c[this._names.scrollPos]=b,r.setScrollPosition(this._viewportElement,c)}}},sectionOnScreen:{get:function(){if(+this._pendingSectionOnScreen===this._pendingSectionOnScreen)return this._pendingSectionOnScreen;this._measure();for(var a=0;a<this._sectionSizes.length;a++){var b=this._sectionSizes[a];if(b.offset+b.size-b.borderEnd-b.paddingEnd>this._scrollPosition+this._startSpacer+b.borderStart+b.paddingStart)return a}return-1},set:function(a){a=Math.max(0,a),this._pendingRefresh?(this._pendingSectionOnScreen=a,this._pendingScrollLocation=null):(this._measure(),a>=0&&a<this._sectionSizes.length&&this._scrollToSection(a))}},indexOfFirstVisible:{get:function(){this._measure();for(var a=0;a<this._sectionSizes.length;a++){var b=this._sectionSizes[a];if(b.offset+b.size-b.borderEnd-b.paddingEnd>this._scrollPosition)return a}return-1}},indexOfLastVisible:{get:function(){this._measure();for(var a=this._sectionSizes.length-1;a>=0;a--){var b=this._sectionSizes[a];if(b.offset+b.paddingStart+b.borderStart<this._scrollPosition+this._viewportSize)return a}return-1}},onheaderinvoked:w(x.headerInvoked),onloadingstatechanged:w(x.loadingStateChanged),oncontentanimating:w(x.contentAnimating),_refresh:function(){this._pendingRefresh||(this._loadId++,this._setState(C.LoadingState.loading),this._pendingRefresh=!0,p.schedule(this._refreshImpl.bind(this),p.Priority.high))},_refreshImpl:function(){if(!this._disposed){var a=n.wrap();if(this._pendingSections&&(this._animateEntrance=!0,this._fireEntrance=!this._visible,!this._fireEntrance&&(this._visible=!1,this._viewportElement.style.opacity=0,k.isAnimationEnabled()))){var b=this._fireEvent(C._EventName.contentAnimating,{type:C.AnimationType.contentTransition});b&&(this._viewportElement.style["-ms-overflow-style"]="none",a=j.fadeOut(this._viewportElement).then(function(){this._viewportElement.style["-ms-overflow-style"]=""}.bind(this))),this._animateEntrance=b}a.done(this._applyProperties.bind(this))}},_applyProperties:function(){if(!this._disposed){this._pendingRefresh=!1;var a=!1;this._pendingSections&&(a=!0,this._updateEvents(this._sections,this._pendingSections),this._sections&&this._sections.forEach(function(a){var b=a.element;b.parentElement.removeChild(b)}),this._sections=this._pendingSections,this._pendingSections=null),this._pendingHeaderTemplate&&(this._headerTemplate=this._pendingHeaderTemplate,this._pendingHeaderTemplate=null),this._assignHeaderTemplate(),a&&this._attachSections(),+this._pendingSectionOnScreen===this._pendingSectionOnScreen?this.sectionOnScreen=this._pendingSectionOnScreen:+this._pendingScrollLocation===this._pendingScrollLocation?this.scrollPosition=this._pendingScrollLocation:this.scrollPosition=0,this._pendingSectionOnScreen=null,this._pendingScrollLocation=null,this._setState(C.LoadingState.loading),this._loadSections()}},_handleSectionChanged:function(a){if(!this._pendingSections){var b=a.detail.newValue,c=a.detail.oldValue;if(b._setHeaderTemplate(this.headerTemplate),b.element!==c.element){if(b.element.parentNode===this._surfaceElement)throw new d("WinJS.UI.Hub.DuplicateSection",E.duplicateSection);this._surfaceElement.insertBefore(b.element,c.element),this._surfaceElement.removeChild(c.element),this._measured=!1,this._setState(C.LoadingState.loading),this._loadSections()}}},_handleSectionInserted:function(a){if(!this._pendingSections){var b=a.detail.index,c=a.detail.value;c._animation&&c._animation.cancel();var e,f=this._fireEvent(C._EventName.contentAnimating,{type:C.AnimationType.insert,index:b,section:c});if(f){for(var g=[],h=b+1;h<this.sections.length;h++)g.push(this.sections.getAt(h).element);e=new j._createUpdateListAnimation([c.element],[],g)}if(c.element.parentNode===this._surfaceElement)throw new d("WinJS.UI.Hub.DuplicateSection",E.duplicateSection);if(c._setHeaderTemplate(this.headerTemplate),b<this.sections.length-1?this._surfaceElement.insertBefore(c.element,this.sections.getAt(b+1).element):this._surfaceElement.appendChild(c.element),this._measured=!1,e){var i=e.execute();this.runningAnimations=n.join([this.runningAnimations,i])}this._setState(C.LoadingState.loading),this._loadSections()}},_handleSectionMoved:function(a){if(!this._pendingSections){var b=a.detail.newIndex,c=a.detail.value;b<this.sections.length-1?this._surfaceElement.insertBefore(c.element,this.sections.getAt(b+1).element):this._surfaceElement.appendChild(c.element),this._measured=!1,this._setState(C.LoadingState.loading),this._loadSections()}},_handleSectionRemoved:function(a){if(!this._pendingSections){var b=a.detail.value,c=a.detail.index,d=n.wrap(),e=this._fireEvent(C._EventName.contentAnimating,{type:C.AnimationType.remove,index:c,section:b});if(e){for(var f=[],g=c;g<this.sections.length;g++)f.push(this.sections.getAt(g).element);var h=new j._createUpdateListAnimation([],[b.element],f);this._measure();var i=b.element.offsetTop,k=b.element.offsetLeft;b.element.style.position="absolute",b.element.style.top=i,b.element.style.left=k,b.element.style.opacity=0,this._measured=!1,d=h.execute().then(function(){b.element.style.position="",b.element.style.top="",b.element.style.left="",b.element.style.opacity=1}.bind(this))}d.done(function(){this._disposed||(this._surfaceElement.removeChild(b.element),this._measured=!1)}.bind(this)),b._animation=d,this.runningAnimations=n.join([this.runningAnimations,d]),this._setState(C.LoadingState.loading),this._loadSections()}},_handleSectionReload:function(){this.sections=this.sections},_updateEvents:function(a,b){a&&(a.removeEventListener("itemchanged",this._handleSectionChangedBind),a.removeEventListener("iteminserted",this._handleSectionInsertedBind),a.removeEventListener("itemmoved",this._handleSectionMovedBind),a.removeEventListener("itemremoved",this._handleSectionRemovedBind),a.removeEventListener("reload",this._handleSectionReloadBind)),b&&(b.addEventListener("itemchanged",this._handleSectionChangedBind),b.addEventListener("iteminserted",this._handleSectionInsertedBind),b.addEventListener("itemmoved",this._handleSectionMovedBind),b.addEventListener("itemremoved",this._handleSectionRemovedBind),b.addEventListener("reload",this._handleSectionReloadBind))},_attachSections:function(){this._measured=!1;for(var a=0;a<this.sections.length;a++){var b=this._sections.getAt(a);if(b._animation&&b._animation.cancel(),b.element.parentNode===this._surfaceElement)throw new d("WinJS.UI.Hub.DuplicateSection",E.duplicateSection);this._surfaceElement.appendChild(b.element)}},_assignHeaderTemplate:function(){this._measured=!1;for(var a=0;a<this.sections.length;a++){var b=this._sections.getAt(a);b._setHeaderTemplate(this.headerTemplate)}},_loadSection:function(a){var b=this._sections.getAt(a);return b._process().then(function(){var a=b.contentElement.style;""!==a.visibility&&(a.visibility="")})},_loadSections:function(){function b(a){a.then(function(){p.schedule(c,p.Priority.idle)})}function c(){if(d===e._loadId&&!e._disposed)if(g.length){var a=g.shift(),c=e._loadSection(a);b(c)}else i.complete()}this._loadId++;var d=this._loadId,e=this,f=n.wrap(),g=[],h=n.wrap();if(this._showProgressPromise||(this._showProgressPromise=n.timeout(y).then(function(){this._disposed||(this._progressBar||(this._progressBar=a.document.createElement("progress"),r.addClass(this._progressBar,C._ClassName.hubProgress),this._progressBar.max=100),this._progressBar.parentNode||this.element.insertBefore(this._progressBar,this._viewportElement),this._showProgressPromise=null)}.bind(this),function(){this._showProgressPromise=null}.bind(this))),this.sections.length){var i=new o;h=i.promise;for(var l=[],m=Math.max(0,this.indexOfFirstVisible),q=Math.max(0,this.indexOfLastVisible),s=m;q>=s;s++)l.push(this._loadSection(s));for(m--,q++;m>=0||q<this.sections.length;)q<this.sections.length&&(g.push(q),q++),m>=0&&(g.push(m),m--);var t=n.join(l);t.done(function(){d!==this._loadId||e._disposed||(this._showProgressPromise&&this._showProgressPromise.cancel(),this._progressBar&&this._progressBar.parentNode&&this._progressBar.parentNode.removeChild(this._progressBar),p.schedule(function(){if(d===this._loadId&&!e._disposed&&!this._visible){if(this._visible=!0,this._viewportElement.style.opacity=1,this._animateEntrance&&k.isAnimationEnabled()){var b={type:C.AnimationType.entrance};(!this._fireEntrance||this._fireEvent(C._EventName.contentAnimating,b))&&(this._viewportElement.style["-ms-overflow-style"]="none",f=j.enterContent(this._viewportElement).then(function(){this._viewportElement.style["-ms-overflow-style"]="",this._viewportElement.onmousewheel=function(){}}.bind(this)))}this._element===a.document.activeElement&&this._moveFocusIn(this.sectionOnScreen)}},p.Priority.high,this,"WinJS.UI.Hub.entranceAnimation"))}.bind(this)),b(t)}else this._showProgressPromise&&this._showProgressPromise.cancel(),this._progressBar&&this._progressBar.parentNode&&this._progressBar.parentNode.removeChild(this._progressBar);n.join([this.runningAnimations,f,h]).done(function(){d!==this._loadId||e._disposed||(this.runningAnimations=n.wrap(),this._measured&&this._scrollLength!==this._viewportElement[this._names.scrollSize]&&(this._measured=!1),this._setState(C.LoadingState.complete),p.schedule(this._updateSnapList.bind(this),p.Priority.idle))}.bind(this))},loadingState:{get:function(){return this._loadingState}},_setState:function(b){if(b!==this._loadingState){this._writeProfilerMark("loadingStateChanged:"+b+",info"),this._loadingState=b;var c=a.document.createEvent("CustomEvent");c.initCustomEvent(C._EventName.loadingStateChanged,!0,!1,{loadingState:b}),this._element.dispatchEvent(c)}},_parse:function(){for(var a=[],b=this.element.firstElementChild;b;){m.processAll(b);var c=b.winControl;if(!c)throw new d("WinJS.UI.Hub.InvalidContent",E.invalidContent);a.push(c);var e=b.nextElementSibling;b.parentElement.removeChild(b),b=e}this.sections=new l.List(a)},_fireEvent:function(b,c){var d=a.document.createEvent("CustomEvent");return d.initCustomEvent(b,!0,!0,c),this.element.dispatchEvent(d)},_findHeaderTabStop:function(a){if(a.parentNode&&r._matchesSelector(a,".win-hub-section-header-tabstop, .win-hub-section-header-tabstop *")){for(;!r.hasClass(a,"win-hub-section-header-tabstop");)a=a.parentElement;return a}return null},_isInteractive:function(b){for(;b&&b!==a.document.body;){if(r.hasClass(b,"win-interactive"))return!0;b=b.parentElement}return!1},_clickHandler:function(a){var b=this._findHeaderTabStop(a.target);if(b&&!this._isInteractive(a.target)){var c=b.parentElement.parentElement.winControl;if(!c.isHeaderStatic){var d=this.sections.indexOf(c);this._fireEvent(C._EventName.headerInvoked,{index:d,section:c})}}},_resizeHandler:function(){this._measured=!1,p.schedule(this._updateSnapList.bind(this),p.Priority.idle)},_scrollHandler:function(){this._measured=!1,this._pendingSections||(this._pendingScrollLocation=null,this._pendingSectionOnScreen=null,this._pendingScrollHandler||(this._pendingScrollHandler=c._requestAnimationFrame(function(){this._pendingScrollHandler=null,this._pendingSections||this.loadingState!==C.LoadingState.complete&&this._loadSections()}.bind(this))))},_measure:function(){if(!this._measured||0===this._scrollLength){this._writeProfilerMark("measure,StartTM"),this._measured=!0,this._rtl="rtl"===r._getComputedStyle(this._element,null).direction,this.orientation===t.Orientation.vertical?this._names=z:this._rtl?this._names=A:this._names=B,this._viewportSize=this._viewportElement[this._names.offsetSize],this._viewportOppositeSize=this._viewportElement[this._names.oppositeOffsetSize],this._scrollPosition=r.getScrollPosition(this._viewportElement)[this._names.scrollPos],this._scrollLength=this._viewportElement[this._names.scrollSize];var a=r._getComputedStyle(this._surfaceElement);this._startSpacer=parseFloat(a[this._names.marginStart])+parseFloat(a[this._names.borderStart])+parseFloat(a[this._names.paddingStart]),this._endSpacer=parseFloat(a[this._names.marginEnd])+parseFloat(a[this._names.borderEnd])+parseFloat(a[this._names.paddingEnd]),this._sectionSizes=[];for(var b=0;b<this.sections.length;b++){var c=this.sections.getAt(b),d=r._getComputedStyle(c.element);this._sectionSizes[b]={offset:c.element[this._names.offsetPos],size:c.element[this._names.offsetSize],marginStart:parseFloat(d[this._names.marginStart]),marginEnd:parseFloat(d[this._names.marginEnd]),borderStart:parseFloat(d[this._names.borderStart]),borderEnd:parseFloat(d[this._names.borderEnd]),paddingStart:parseFloat(d[this._names.paddingStart]),paddingEnd:parseFloat(d[this._names.paddingEnd])},this._rtl&&this.orientation===t.Orientation.horizontal&&(this._sectionSizes[b].offset=this._viewportSize-(this._sectionSizes[b].offset+this._sectionSizes[b].size))}this._writeProfilerMark("measure,StopTM")}},_updateSnapList:function(){this._writeProfilerMark("updateSnapList,StartTM"),this._measure();for(var a="snapList(",b=0;b<this._sectionSizes.length;b++){b>0&&(a+=",");var c=this._sectionSizes[b];a+=c.offset-c.marginStart-this._startSpacer+"px"}a+=")";var d="",e="";this.orientation===t.Orientation.vertical?d=a:e=a,this._lastSnapPointY!==d&&(this._lastSnapPointY=d,this._viewportElement.style["-ms-scroll-snap-points-y"]=d),this._lastSnapPointX!==e&&(this._lastSnapPointX=e,this._viewportElement.style["-ms-scroll-snap-points-x"]=e),this._writeProfilerMark("updateSnapList,StopTM")},_scrollToSection:function(a,b){this._measure();var c=this._sectionSizes[a],d=Math.min(this._scrollLength-this._viewportSize,c.offset-c.marginStart-this._startSpacer);this._scrollTo(d,b)},_ensureVisible:function(a,b){this._measure();var c=this._ensureVisibleMath(a,this._scrollPosition);this._scrollTo(c,b)},_ensureVisibleMath:function(a,b){this._measure();var c=this._sectionSizes[a],d=Math.min(this._scrollLength-this._viewportSize,c.offset-c.marginStart-this._startSpacer),e=Math.max(0,c.offset+c.size+c.marginEnd+this._endSpacer-this._viewportSize+1);return b>d?b=d:e>b&&(b=Math.min(d,e)),b},_scrollTo:function(a,b){if(this._scrollPosition=a,b)this.orientation===t.Orientation.vertical?r._zoomTo(this._viewportElement,{contentX:0,contentY:this._scrollPosition,viewportX:0,viewportY:0}):r._zoomTo(this._viewportElement,{contentX:this._scrollPosition,contentY:0,viewportX:0,viewportY:0});else{var c={};c[this._names.scrollPos]=this._scrollPosition,r.setScrollPosition(this._viewportElement,c)}},_windowKeyDownHandler:function(a){if(a.keyCode===s.tab){this._tabSeenLast=!0;var b=this;c._yieldForEvents(function(){b._tabSeenLast=!1})}},_focusin:function(a){if(this._tabSeenLast){var b=this._findHeaderTabStop(a.target);if(b&&!this._isInteractive(a.target)){var c=this.sections.indexOf(b.parentElement.parentElement.winControl);c>-1&&this._ensureVisible(c,!0)}}for(var d=a.target;d&&!r.hasClass(d,v.HubSection._ClassName.hubSection);)d=d.parentElement;if(d){var c=this.sections.indexOf(d.winControl);c>-1&&(this._currentIndexForSezo=c)}if(a.target===this.element){var e;+this._sectionToFocus===this._sectionToFocus&&this._sectionToFocus>=0&&this._sectionToFocus<this.sections.length?(e=this._sectionToFocus,this._sectionToFocus=null):e=this.sectionOnScreen,this._moveFocusIn(e)}},_moveFocusIn:function(a){if(a>=0){for(var b=a;b<this.sections.length;b++){var c=this.sections.getAt(b),d=r._trySetActive(c._headerTabStopElement,this._viewportElement);if(d)return;if(r._setActiveFirstFocusableElement(c.contentElement,this._viewportElement))return}for(var b=a-1;b>=0;b--){var c=this.sections.getAt(b);if(r._setActiveFirstFocusableElement(c.contentElement,this._viewportElement))return;var d=r._trySetActive(c._headerTabStopElement,this._viewportElement);if(d)return}}},_keyDownHandler:function(a){if(!this._isInteractive(a.target)&&!r._hasCursorKeysBehaviors(a.target)){var b=this._rtl?s.rightArrow:s.leftArrow,c=this._rtl?s.leftArrow:s.rightArrow;if(a.keyCode===s.upArrow||a.keyCode===s.downArrow||a.keyCode===s.leftArrow||a.keyCode===s.rightArrow||a.keyCode===s.pageUp||a.keyCode===s.pageDown){var d=this._findHeaderTabStop(a.target);if(d){var e,f=this.sections.indexOf(d.parentElement.parentElement.winControl),g=!1;if(a.keyCode===s.pageDown||this.orientation===t.Orientation.horizontal&&a.keyCode===c||this.orientation===t.Orientation.vertical&&a.keyCode===s.downArrow){for(var h=f+1;h<this.sections.length;h++)if(this._tryFocus(h)){e=h;break}}else if(a.keyCode===s.pageUp||this.orientation===t.Orientation.horizontal&&a.keyCode===b||this.orientation===t.Orientation.vertical&&a.keyCode===s.upArrow)for(var h=f-1;h>=0;h--)if(this._tryFocus(h)){e=h;break}(a.keyCode===s.upArrow||a.keyCode===s.downArrow||a.keyCode===s.leftArrow||a.keyCode===s.rightArrow)&&(g=!0),+e===e&&(g?this._ensureVisible(e,!0):this._scrollToSection(e,!0),a.preventDefault())}}else if(a.keyCode===s.home||a.keyCode===s.end){this._measure();var i=Math.max(0,this._scrollLength-this._viewportSize);this._scrollTo(a.keyCode===s.home?0:i,!0),a.preventDefault()}}},_tryFocus:function(b){var c=this.sections.getAt(b);return r._setActive(c._headerTabStopElement,this._viewportElement),a.document.activeElement===c._headerTabStopElement},zoomableView:{get:function(){return this._zoomableView||(this._zoomableView=new D(this)),this._zoomableView}},_getPanAxis:function(){return this.orientation===t.Orientation.horizontal?"horizontal":"vertical"},_configureForZoom:function(){},_setCurrentItem:function(a,b){var c;c=this.orientation===t.Orientation.horizontal?a:b,this._measure(),c+=this._scrollPosition,this._currentIndexForSezo=this._sectionSizes.length-1;for(var d=1;d<this._sectionSizes.length;d++){var e=this._sectionSizes[d];if(e.offset-e.marginStart>c){this._currentIndexForSezo=d-1;break}}},_getCurrentItem:function(){var a;if(this._sectionSizes.length>0){this._measure();var b=Math.max(0,Math.min(this._currentIndexForSezo,this._sectionSizes.length)),c=this._sectionSizes[b];a=this.orientation===t.Orientation.horizontal?{left:Math.max(0,c.offset-c.marginStart-this._scrollPosition),top:0,width:c.size,height:this._viewportOppositeSize}:{left:0,top:Math.max(0,c.offset-c.marginStart-this._scrollPosition),width:this._viewportOppositeSize,height:c.size};var d=this.sections.getAt(b);return n.wrap({item:{data:d,index:b,groupIndexHint:b},position:a})}},_beginZoom:function(){this._viewportElement.style["-ms-overflow-style"]="none"},_positionItem:function(a,b){if(a.index>=0&&a.index<this._sectionSizes.length){this._measure();var c,d=this._sectionSizes[a.index];c=this.orientation===t.Orientation.horizontal?b.left:b.top,this._sectionToFocus=a.index;var e=d.offset-c,e=this._ensureVisibleMath(a.index,e);this._scrollPosition=e;var f={};f[this._names.scrollPos]=this._scrollPosition,r.setScrollPosition(this._viewportElement,f)}},_endZoom:function(){this._viewportElement.style["-ms-overflow-style"]=""},_writeProfilerMark:function(a){var b="WinJS.UI.Hub:"+this._id+":"+a;h(b),f.log&&f.log(b,null,"hubprofiler")},dispose:function(){if(!this._disposed){this._disposed=!0,a.removeEventListener("keydown",this._windowKeyDownHandlerBound),r._resizeNotifier.unsubscribe(this.element,this._resizeHandlerBound),this._elementResizeInstrument.dispose(),this._updateEvents(this._sections);for(var b=0;b<this.sections.length;b++)this.sections.getAt(b).dispose()}},forceLayout:function(){this._resizeHandler()}},{AnimationType:{entrance:"entrance",contentTransition:"contentTransition",insert:"insert",remove:"remove"},LoadingState:{loading:"loading",complete:"complete"},_ClassName:{hub:"win-hub",hubSurface:"win-hub-surface",hubProgress:"win-hub-progress",hubViewport:"win-hub-viewport",hubVertical:"win-hub-vertical",hubHorizontal:"win-hub-horizontal"},_EventName:{contentAnimating:x.contentAnimating,headerInvoked:x.headerInvoked,loadingStateChanged:x.loadingStateChanged}});b.Class.mix(C,q.DOMEventMixin);var D=b.Class.define(function(a){this._hub=a},{getPanAxis:function(){return this._hub._getPanAxis();
},configureForZoom:function(a,b,c,d){this._hub._configureForZoom(a,b,c,d)},setCurrentItem:function(a,b){this._hub._setCurrentItem(a,b)},getCurrentItem:function(){return this._hub._getCurrentItem()},beginZoom:function(){this._hub._beginZoom()},positionItem:function(a,b){return this._hub._positionItem(a,b)},endZoom:function(a){this._hub._endZoom(a)}}),E={get duplicateConstruction(){return"Invalid argument: Controls may only be instantiated one time for each DOM element"},get duplicateSection(){return"Hub duplicate sections: Each HubSection must be unique"},get invalidContent(){return"Invalid content: Hub content must be made up of HubSections."},get hubViewportAriaLabel(){return g._getWinJSString("ui/hubViewportAriaLabel").value}};return C})})}),d("require-style!less/styles-lightdismissservice",[],function(){});var e=this.__extends||function(a,b){function c(){this.constructor=a}for(var d in b)b.hasOwnProperty(d)&&(a[d]=b[d]);c.prototype=b.prototype,a.prototype=new c};d("WinJS/_LightDismissService",["require","exports","./Application","./Core/_Base","./Core/_BaseUtils","./Utilities/_ElementUtilities","./Core/_Global","./Utilities/_KeyboardBehavior","./Core/_Log","./Core/_Resources"],function(a,b,c,d,f,g,h,i,j,k){a(["require-style!less/styles-lightdismissservice"]);var l=1e3,m={get closeOverlay(){return k._getWinJSString("ui/closeOverlay").value}};b._ClassNames={_clickEater:"win-clickeater"};b.LightDismissalReasons={tap:"tap",lostFocus:"lostFocus",escape:"escape",hardwareBackButton:"hardwareBackButton",windowResize:"windowResize",windowBlur:"windowBlur"},b.DismissalPolicies={light:function(a){switch(a.reason){case b.LightDismissalReasons.tap:case b.LightDismissalReasons.escape:return a.active?!0:(a.stopPropagation(),!1);case b.LightDismissalReasons.hardwareBackButton:return a.active?(a.preventDefault(),!0):(a.stopPropagation(),!1);case b.LightDismissalReasons.lostFocus:case b.LightDismissalReasons.windowResize:case b.LightDismissalReasons.windowBlur:return!0}},modal:function(a){switch(a.stopPropagation(),a.reason){case b.LightDismissalReasons.tap:case b.LightDismissalReasons.lostFocus:case b.LightDismissalReasons.windowResize:case b.LightDismissalReasons.windowBlur:return!1;case b.LightDismissalReasons.escape:return a.active;case b.LightDismissalReasons.hardwareBackButton:return a.preventDefault(),a.active}},sticky:function(a){return a.stopPropagation(),!1}};var n={keyDown:"keyDown",keyUp:"keyUp",keyPress:"keyPress"},o=function(){function a(a){this.element=a.element,this.element.tabIndex=a.tabIndex,this.onLightDismiss=a.onLightDismiss,a.onTakeFocus&&(this.onTakeFocus=a.onTakeFocus),a.onShouldLightDismiss&&(this.onShouldLightDismiss=a.onShouldLightDismiss),this._ldeOnKeyDownBound=this._ldeOnKeyDown.bind(this),this._ldeOnKeyUpBound=this._ldeOnKeyUp.bind(this),this._ldeOnKeyPressBound=this._ldeOnKeyPress.bind(this)}return a.prototype.restoreFocus=function(){var a=h.document.activeElement;if(a&&this.containsElement(a))return this._ldeCurrentFocus=a,!0;var b=!i._keyboardSeenLast;return this._ldeCurrentFocus&&this.containsElement(this._ldeCurrentFocus)&&g._tryFocusOnAnyElement(this._ldeCurrentFocus,b)},a.prototype._ldeOnKeyDown=function(a){this._ldeService.keyDown(this,a)},a.prototype._ldeOnKeyUp=function(a){this._ldeService.keyUp(this,a)},a.prototype._ldeOnKeyPress=function(a){this._ldeService.keyPress(this,a)},a.prototype.setZIndex=function(a){this.element.style.zIndex=a},a.prototype.getZIndexCount=function(){return 1},a.prototype.containsElement=function(a){return this.element.contains(a)},a.prototype.onTakeFocus=function(a){this.restoreFocus()||g._focusFirstFocusableElement(this.element,a)||g._tryFocusOnAnyElement(this.element,a)},a.prototype.onFocus=function(a){this._ldeCurrentFocus=a},a.prototype.onShow=function(a){this._ldeService=a,this.element.addEventListener("keydown",this._ldeOnKeyDownBound),this.element.addEventListener("keyup",this._ldeOnKeyUpBound),this.element.addEventListener("keypress",this._ldeOnKeyPressBound)},a.prototype.onHide=function(){this._ldeCurrentFocus=null,this._ldeService=null,this.element.removeEventListener("keydown",this._ldeOnKeyDownBound),this.element.removeEventListener("keyup",this._ldeOnKeyUpBound),this.element.removeEventListener("keypress",this._ldeOnKeyPressBound)},a.prototype.onKeyInStack=function(a){},a.prototype.onShouldLightDismiss=function(a){return!1},a.prototype.onLightDismiss=function(a){},a}(),p=function(a){function c(){a.apply(this,arguments)}return e(c,a),c.prototype.onKeyInStack=function(a){},c.prototype.onShouldLightDismiss=function(a){return b.DismissalPolicies.light(a)},c}(o);b.LightDismissableElement=p;var q=function(a){function c(){a.apply(this,arguments)}return e(c,a),c.prototype.onKeyInStack=function(a){a.stopPropagation()},c.prototype.onShouldLightDismiss=function(a){return b.DismissalPolicies.modal(a)},c}(o);b.ModalElement=q;var r=function(){function a(){}return a.prototype.setZIndex=function(a){},a.prototype.getZIndexCount=function(){return 1},a.prototype.containsElement=function(a){return h.document.body.contains(a)},a.prototype.onTakeFocus=function(a){this.currentFocus&&this.containsElement(this.currentFocus)&&g._tryFocusOnAnyElement(this.currentFocus,a)},a.prototype.onFocus=function(a){this.currentFocus=a},a.prototype.onShow=function(a){},a.prototype.onHide=function(){this.currentFocus=null},a.prototype.onKeyInStack=function(a){},a.prototype.onShouldLightDismiss=function(a){return!1},a.prototype.onLightDismiss=function(a){},a}(),s=function(){function a(){this._debug=!1,this._clients=[],this._notifying=!1,this._bodyClient=new r,this._updateDom_rendered={serviceActive:!1},this._clickEaterEl=this._createClickEater(),this._onBeforeRequestingFocusOnKeyboardInputBound=this._onBeforeRequestingFocusOnKeyboardInput.bind(this),this._onFocusInBound=this._onFocusIn.bind(this),this._onKeyDownBound=this._onKeyDown.bind(this),this._onWindowResizeBound=this._onWindowResize.bind(this),this._onClickEaterPointerUpBound=this._onClickEaterPointerUp.bind(this),this._onClickEaterPointerCancelBound=this._onClickEaterPointerCancel.bind(this),c.addEventListener("backclick",this._onBackClick.bind(this)),h.window.addEventListener("blur",this._onWindowBlur.bind(this)),this.shown(this._bodyClient)}return a.prototype.shown=function(a){var b=this._clients.indexOf(a);-1===b&&(this._clients.push(a),a.onShow(this),this._updateDom())},a.prototype.hidden=function(a){var b=this._clients.indexOf(a);-1!==b&&(this._clients.splice(b,1),a.setZIndex(""),a.onHide(),this._updateDom())},a.prototype.updated=function(a){this._updateDom()},a.prototype.keyDown=function(a,b){b.keyCode===g.Key.escape?this._escapePressed(b):this._dispatchKeyboardEvent(a,n.keyDown,b)},a.prototype.keyUp=function(a,b){this._dispatchKeyboardEvent(a,n.keyUp,b)},a.prototype.keyPress=function(a,b){this._dispatchKeyboardEvent(a,n.keyPress,b)},a.prototype.isShown=function(a){return-1!==this._clients.indexOf(a)},a.prototype.isTopmost=function(a){return a===this._clients[this._clients.length-1]},a.prototype._setDebug=function(a){this._debug=a},a.prototype._updateDom=function(a){a=a||{};var b=!!a.activeDismissableNeedsFocus,d=this._updateDom_rendered;if(!this._notifying){var e=this._clients.length>1;if(e!==d.serviceActive){if(e)c.addEventListener("beforerequestingfocusonkeyboardinput",this._onBeforeRequestingFocusOnKeyboardInputBound),g._addEventListener(h.document.documentElement,"focusin",this._onFocusInBound),h.document.documentElement.addEventListener("keydown",this._onKeyDownBound),h.window.addEventListener("resize",this._onWindowResizeBound),this._bodyClient.currentFocus=h.document.activeElement,h.document.body.appendChild(this._clickEaterEl);else{c.removeEventListener("beforerequestingfocusonkeyboardinput",this._onBeforeRequestingFocusOnKeyboardInputBound),g._removeEventListener(h.document.documentElement,"focusin",this._onFocusInBound),h.document.documentElement.removeEventListener("keydown",this._onKeyDownBound),h.window.removeEventListener("resize",this._onWindowResizeBound);var f=this._clickEaterEl.parentNode;f&&f.removeChild(this._clickEaterEl)}d.serviceActive=e}var j=0,k=l+1;this._clients.forEach(function(a,b){var c=k+j;a.setZIndex(""+c),k=c,j=a.getZIndexCount()+1}),e&&(this._clickEaterEl.style.zIndex=""+(k-1));var m=this._clients.length>0?this._clients[this._clients.length-1]:null;if(this._activeDismissable!==m&&(this._activeDismissable=m,b=!0),b){var n=!i._keyboardSeenLast;this._activeDismissable&&this._activeDismissable.onTakeFocus(n)}}},a.prototype._dispatchKeyboardEvent=function(a,b,c){var d=this._clients.indexOf(a);if(-1!==d)for(var e={type:b,keyCode:c.keyCode,propagationStopped:!1,stopPropagation:function(){this.propagationStopped=!0,c.stopPropagation()}},f=this._clients.slice(0,d+1),g=f.length-1;g>=0&&!e.propagationStopped;g--)f[g].onKeyInStack(e)},a.prototype._dispatchLightDismiss=function(a,b,c){if(this._notifying)return void(j.log&&j.log('_LightDismissService ignored dismiss trigger to avoid re-entrancy: "'+a+'"',"winjs _LightDismissService","warning"));if(b=b||this._clients.slice(0),0!==b.length){this._notifying=!0;for(var d={reason:a,active:!1,_stop:!1,stopPropagation:function(){this._stop=!0},_doDefault:!0,preventDefault:function(){this._doDefault=!1}},e=b.length-1;e>=0&&!d._stop;e--)d.active=this._activeDismissable===b[e],b[e].onShouldLightDismiss(d)&&b[e].onLightDismiss(d);return this._notifying=!1,this._updateDom(c),d._doDefault}},a.prototype._onBeforeRequestingFocusOnKeyboardInput=function(a){return!0},a.prototype._clickEaterTapped=function(){this._dispatchLightDismiss(b.LightDismissalReasons.tap)},a.prototype._onFocusIn=function(a){for(var c=a.target,d=this._clients.length-1;d>=0&&!this._clients[d].containsElement(c);d--);-1!==d&&this._clients[d].onFocus(c),d+1<this._clients.length&&this._dispatchLightDismiss(b.LightDismissalReasons.lostFocus,this._clients.slice(d+1),{activeDismissableNeedsFocus:!0})},a.prototype._onKeyDown=function(a){a.keyCode===g.Key.escape&&this._escapePressed(a)},a.prototype._escapePressed=function(a){a.preventDefault(),a.stopPropagation(),this._dispatchLightDismiss(b.LightDismissalReasons.escape)},a.prototype._onBackClick=function(a){var c=this._dispatchLightDismiss(b.LightDismissalReasons.hardwareBackButton);return!c},a.prototype._onWindowResize=function(a){this._dispatchLightDismiss(b.LightDismissalReasons.windowResize)},a.prototype._onWindowBlur=function(a){if(!this._debug)if(h.document.hasFocus()){var c=h.document.activeElement;c&&"IFRAME"===c.tagName&&!c.msLightDismissBlur&&(c.addEventListener("blur",this._onWindowBlur.bind(this),!1),c.msLightDismissBlur=!0)}else this._dispatchLightDismiss(b.LightDismissalReasons.windowBlur)},a.prototype._createClickEater=function(){var a=h.document.createElement("section");return a.className=b._ClassNames._clickEater,g._addEventListener(a,"pointerdown",this._onClickEaterPointerDown.bind(this),!0),a.addEventListener("click",this._onClickEaterClick.bind(this),!0),a.setAttribute("role","menuitem"),a.setAttribute("aria-label",m.closeOverlay),a.setAttribute("unselectable","on"),a},a.prototype._onClickEaterPointerDown=function(a){a.stopPropagation(),a.preventDefault(),this._clickEaterPointerId=a.pointerId,this._registeredClickEaterCleanUp||(g._addEventListener(h.window,"pointerup",this._onClickEaterPointerUpBound),g._addEventListener(h.window,"pointercancel",this._onClickEaterPointerCancelBound),this._registeredClickEaterCleanUp=!0)},a.prototype._onClickEaterPointerUp=function(a){var b=this;if(a.stopPropagation(),a.preventDefault(),a.pointerId===this._clickEaterPointerId){this._resetClickEaterPointerState();var c=h.document.elementFromPoint(a.clientX,a.clientY);c===this._clickEaterEl&&(this._skipClickEaterClick=!0,f._yieldForEvents(function(){b._skipClickEaterClick=!1}),this._clickEaterTapped())}},a.prototype._onClickEaterClick=function(a){a.stopPropagation(),a.preventDefault(),this._skipClickEaterClick||this._clickEaterTapped()},a.prototype._onClickEaterPointerCancel=function(a){a.pointerId===this._clickEaterPointerId&&this._resetClickEaterPointerState()},a.prototype._resetClickEaterPointerState=function(){this._registeredClickEaterCleanUp&&(g._removeEventListener(h.window,"pointerup",this._onClickEaterPointerUpBound),g._removeEventListener(h.window,"pointercancel",this._onClickEaterPointerCancelBound)),this._clickEaterPointerId=null,this._registeredClickEaterCleanUp=!1},a}(),t=new s;b.shown=t.shown.bind(t),b.hidden=t.hidden.bind(t),b.updated=t.updated.bind(t),b.isShown=t.isShown.bind(t),b.isTopmost=t.isTopmost.bind(t),b.keyDown=t.keyDown.bind(t),b.keyUp=t.keyUp.bind(t),b.keyPress=t.keyPress.bind(t),b._clickEaterTapped=t._clickEaterTapped.bind(t),b._onBackClick=t._onBackClick.bind(t),b._setDebug=t._setDebug.bind(t),d.Namespace.define("WinJS.UI._LightDismissService",{shown:b.shown,hidden:b.hidden,updated:b.updated,isShown:b.isShown,isTopmost:b.isTopmost,keyDown:b.keyDown,keyUp:b.keyUp,keyPress:b.keyPress,_clickEaterTapped:b._clickEaterTapped,_onBackClick:b._onBackClick,_setDebug:b._setDebug,LightDismissableElement:p,DismissalPolicies:b.DismissalPolicies,LightDismissalReasons:b.LightDismissalReasons,_ClassNames:b._ClassNames,_service:t})}),d("WinJS/Controls/_LegacyAppBar/_Constants",["exports","../../Core/_Base"],function(a,b){"use strict";b.Namespace._moduleDefine(a,null,{appBarClass:"win-navbar",firstDivClass:"win-firstdiv",finalDivClass:"win-finaldiv",invokeButtonClass:"win-navbar-invokebutton",ellipsisClass:"win-navbar-ellipsis",primaryCommandsClass:"win-primarygroup",secondaryCommandsClass:"win-secondarygroup",commandLayoutClass:"win-commandlayout",menuLayoutClass:"win-menulayout",topClass:"win-top",bottomClass:"win-bottom",showingClass:"win-navbar-opening",shownClass:"win-navbar-opened",hidingClass:"win-navbar-closing",hiddenClass:"win-navbar-closed",compactClass:"win-navbar-compact",minimalClass:"win-navbar-minimal",menuContainerClass:"win-navbar-menu",appBarPlacementTop:"top",appBarPlacementBottom:"bottom",appBarLayoutCustom:"custom",appBarLayoutCommands:"commands",appBarLayoutMenu:"menu",appBarInvokeButtonWidth:32,typeSeparator:"separator",typeContent:"content",typeButton:"button",typeToggle:"toggle",typeFlyout:"flyout",appBarCommandClass:"win-command",appBarCommandGlobalClass:"win-global",appBarCommandSelectionClass:"win-selection",commandHiddenClass:"win-command-hidden",sectionSelection:"selection",sectionGlobal:"global",sectionPrimary:"primary",sectionSecondary:"secondary",menuCommandClass:"win-command",menuCommandButtonClass:"win-command-button",menuCommandToggleClass:"win-command-toggle",menuCommandFlyoutClass:"win-command-flyout",menuCommandFlyoutActivatedClass:"win-command-flyout-activated",menuCommandSeparatorClass:"win-command-separator",_menuCommandInvokedEvent:"_invoked",menuClass:"win-menu",menuContainsToggleCommandClass:"win-menu-containstogglecommand",menuContainsFlyoutCommandClass:"win-menu-containsflyoutcommand",menuMouseSpacingClass:"win-menu-mousespacing",menuTouchSpacingClass:"win-menu-touchspacing",menuCommandHoverDelay:400,overlayClass:"win-overlay",flyoutClass:"win-flyout",flyoutLightClass:"win-ui-light",settingsFlyoutClass:"win-settingsflyout",scrollsClass:"win-scrolls",pinToRightEdge:-1,pinToBottomEdge:-1,separatorWidth:34,buttonWidth:68,narrowClass:"win-narrow",wideClass:"win-wide",_visualViewportClass:"win-visualviewport-space",commandPropertyMutated:"_commandpropertymutated",commandVisibilityChanged:"commandvisibilitychanged"})}),d("WinJS/Utilities/_KeyboardInfo",["require","exports","../Core/_BaseCoreUtils","../Core/_Global","../Core/_WinRT"],function(a,b,c,d,e){"use strict";var f={visualViewportClass:"win-visualviewport-space",scrollTimeout:150};b._KeyboardInfo,b._KeyboardInfo={get _visible(){try{return e.Windows.UI.ViewManagement.InputPane&&e.Windows.UI.ViewManagement.InputPane.getForCurrentView().occludedRect.height>0}catch(a){return!1}},get _extraOccluded(){var a=0;return!b._KeyboardInfo._isResized&&e.Windows.UI.ViewManagement.InputPane&&(a=e.Windows.UI.ViewManagement.InputPane.getForCurrentView().occludedRect.height),a},get _isResized(){var a=d.document.documentElement.clientHeight/d.innerHeight,b=d.document.documentElement.clientWidth/d.innerWidth;return.99>b/a},get _visibleDocBottom(){return b._KeyboardInfo._visibleDocTop+b._KeyboardInfo._visibleDocHeight},get _visibleDocHeight(){return b._KeyboardInfo._visualViewportHeight-b._KeyboardInfo._extraOccluded},get _visibleDocTop(){return 0},get _visibleDocBottomOffset(){return b._KeyboardInfo._extraOccluded},get _visualViewportHeight(){var a=b._KeyboardInfo._visualViewportSpace;return a.height},get _visualViewportWidth(){var a=b._KeyboardInfo._visualViewportSpace;return a.width},get _visualViewportSpace(){var a=d.document.body.querySelector("."+f.visualViewportClass);return a||(a=d.document.createElement("DIV"),a.className=f.visualViewportClass,d.document.body.appendChild(a)),a.getBoundingClientRect()},get _animationShowLength(){if(c.hasWinRT){if(e.Windows.UI.Core.AnimationMetrics){for(var a=e.Windows.UI.Core.AnimationMetrics,b=new a.AnimationDescription(a.AnimationEffect.showPanel,a.AnimationEffectTarget.primary),d=b.animations,f=0,g=0;g<d.size;g++){var h=d[g];f=Math.max(f,h.delay+h.duration)}return f}var i=300,j=50;return j+i}return 0},get _scrollTimeout(){return f.scrollTimeout},get _layoutViewportCoords(){var a=d.window.pageYOffset-d.document.documentElement.scrollTop,b=d.document.documentElement.clientHeight-(a+this._visibleDocHeight);return{visibleDocTop:a,visibleDocBottom:b}}}}),d("require-style!less/styles-overlay",[],function(){}),d("require-style!less/colors-overlay",[],function(){}),d("WinJS/Controls/Flyout/_Overlay",["exports","../../Core/_Global","../../Core/_WinRT","../../Core/_Base","../../Core/_BaseUtils","../../Core/_ErrorFromName","../../Core/_Events","../../Core/_Resources","../../Core/_WriteProfilerMark","../../_Accents","../../Animations","../../Application","../../ControlProcessor","../../Promise","../../Scheduler","../../Utilities/_Control","../../Utilities/_ElementUtilities","../../Utilities/_KeyboardInfo","../_LegacyAppBar/_Constants","require-style!less/styles-overlay","require-style!less/colors-overlay"],function(a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s){"use strict";j.createAccentRule("button[aria-checked=true].win-command:before,         .win-menu-containsflyoutcommand button.win-command-flyout-activated:before",[{name:"background-color",value:j.ColorTypes.accent},{name:"border-color",value:j.ColorTypes.accent}]),j.createAccentRule(".win-flyout, .win-settingsflyout",[{name:"border-color",value:j.ColorTypes.accent}]),d.Namespace._moduleDefine(a,"WinJS.UI",{_Overlay:d.Namespace._lazy(function(){function a(a,c,d){var e=b.document.querySelectorAll("."+s.overlayClass);if(e)for(var f=e.length,g=0;f>g;g++){var h=e[g],i=h.winControl;if(!i._disposed&&i){var j=i[c](a);if(d&&j)return j}}}function e(a){if(!a)return[];"string"!=typeof a&&a&&a.length||(a=[a]);var c,d=[];for(c=0;c<a.length;c++)if(a[c])if("string"==typeof a[c]){var e=b.document.getElementById(a[c]);e&&d.push(e)}else a[c].element?d.push(a[c].element):d.push(a[c]);return d}var g=d.Class.define(function(){this._currentState=g.states.off,this._inputPaneShowing=this._inputPaneShowing.bind(this),this._inputPaneHiding=this._inputPaneHiding.bind(this),this._documentScroll=this._documentScroll.bind(this),this._windowResized=this._windowResized.bind(this)},{initialize:function(){this._toggleListeners(g.states.on)},reset:function(){this._toggleListeners(g.states.off),this._toggleListeners(g.states.on)},_inputPaneShowing:function(b){i(g.profilerString+"_showingKeyboard,StartTM"),a(b,"_showingKeyboard"),i(g.profilerString+"_showingKeyboard,StopTM")},_inputPaneHiding:function(b){i(g.profilerString+"_hidingKeyboard,StartTM"),a(b,"_hidingKeyboard"),i(g.profilerString+"_hidingKeyboard,StopTM")},_documentScroll:function(b){i(g.profilerString+"_checkScrollPosition,StartTM"),a(b,"_checkScrollPosition"),i(g.profilerString+"_checkScrollPosition,StopTM")},_windowResized:function(b){i(g.profilerString+"_baseResize,StartTM"),a(b,"_baseResize"),i(g.profilerString+"_baseResize,StopTM")},_toggleListeners:function(a){var d;if(this._currentState!==a){if(a===g.states.on?d="addEventListener":a===g.states.off&&(d="removeEventListener"),c.Windows.UI.ViewManagement.InputPane){var e=c.Windows.UI.ViewManagement.InputPane.getForCurrentView();e[d]("showing",this._inputPaneShowing,!1),e[d]("hiding",this._inputPaneHiding,!1),b.document[d]("scroll",this._documentScroll,!1)}b.addEventListener("resize",this._windowResized,!1),this._currentState=a}}},{profilerString:{get:function(){return"WinJS.UI._Overlay Global Listener:"}},states:{get:function(){return{off:0,on:1}}}}),j={get duplicateConstruction(){return"Invalid argument: Controls may only be instantiated one time for each DOM element"},get mustContainCommands(){return"Invalid HTML: AppBars/Menus must contain only AppBarCommands/MenuCommands"},get closeOverlay(){return h._getWinJSString("ui/closeOverlay").value}},l=d.Class.define(function(a,b){this._baseOverlayConstructor(a,b)},{_baseOverlayConstructor:function(a,c){this._disposed=!1,a||(a=b.document.createElement("div"));var d=a.winControl;if(d)throw new f("WinJS.UI._Overlay.DuplicateConstruction",j.duplicateConstruction);this._element||(this._element=a),this._element.hasAttribute("tabIndex")||(this._element.tabIndex=-1),this._sticky=!1,this._doNext="",this._element.style.visibility="hidden",this._element.style.opacity=0,a.winControl=this,q.addClass(this._element,s.overlayClass),q.addClass(this._element,"win-disposable");var e=this._element.getAttribute("unselectable");(null===e||void 0===e)&&this._element.setAttribute("unselectable","on"),this._currentAnimateIn=this._baseAnimateIn,this._currentAnimateOut=this._baseAnimateOut,this._animationPromise=n.as(),this._queuedToShow=[],this._queuedToHide=[],this._queuedCommandAnimation=!1,c&&p.setOptions(this,c),l._globalEventListeners.initialize()},element:{get:function(){return this._element}},dispose:function(){this._disposed||(this._disposed=!0,this._dispose())},_dispose:function(){},_show:function(){this._baseShow()},_hide:function(){this._baseHide()},hidden:{get:function(){return"hidden"===this._element.style.visibility||"hiding"===this._element.winAnimating||"hide"===this._doNext},set:function(a){var b=this.hidden;!a&&b?this.show():a&&!b&&this.hide()}},addEventListener:function(a,b,c){return this._element.addEventListener(a,b,c)},removeEventListener:function(a,b,c){return this._element.removeEventListener(a,b,c)},_baseShow:function(){if(this._animating||this._needToHandleHidingKeyboard)return this._doNext="show",!1;if("visible"!==this._element.style.visibility){this._element.winAnimating="showing",this._element.style.display="",this._element.style.visibility="hidden",this._queuedCommandAnimation&&(this._showAndHideFast(this._queuedToShow,this._queuedToHide),this._queuedToShow=[],this._queuedToHide=[]),this._beforeShow(),this._sendEvent(l.beforeShow),this._ensurePosition();var a=this;return this._animationPromise=this._currentAnimateIn().then(function(){a._baseEndShow()},function(){a._baseEndShow()}),!0}return!1},_beforeShow:function(){},_ensurePosition:function(){},_baseEndShow:function(){this._disposed||(this._element.setAttribute("aria-hidden","false"),this._element.winAnimating="","show"===this._doNext&&(this._doNext=""),this._sendEvent(l.afterShow),this._writeProfilerMark("show,StopTM"),o.schedule(this._checkDoNext,o.Priority.normal,this,"WinJS.UI._Overlay._checkDoNext"))},_baseHide:function(){if(this._animating)return this._doNext="hide",!1;if(this._needToHandleHidingKeyboard&&(this._element.style.visibility=""),"hidden"!==this._element.style.visibility){if(this._element.winAnimating="hiding",this._element.setAttribute("aria-hidden","true"),this._sendEvent(l.beforeHide),""===this._element.style.visibility)this._element.style.opacity=0,this._baseEndHide();else{var a=this;this._animationPromise=this._currentAnimateOut().then(function(){a._baseEndHide()},function(){a._baseEndHide()})}return!0}return!1},_baseEndHide:function(){this._disposed||(this._beforeEndHide(),this._element.style.visibility="hidden",this._element.style.display="none",this._element.winAnimating="",this._queuedCommandAnimation&&(this._showAndHideFast(this._queuedToShow,this._queuedToHide),this._queuedToShow=[],this._queuedToHide=[]),"hide"===this._doNext&&(this._doNext=""),this._afterHide(),this._sendEvent(l.afterHide),this._writeProfilerMark("hide,StopTM"),o.schedule(this._checkDoNext,o.Priority.normal,this,"WinJS.UI._Overlay._checkDoNext"))},_beforeEndHide:function(){},_afterHide:function(){},_checkDoNext:function(){this._animating||this._needToHandleHidingKeyboard||this._disposed||("hide"===this._doNext?(this._hide(),this._doNext=""):this._queuedCommandAnimation?this._showAndHideQueue():"show"===this._doNext&&(this._show(),this._doNext=""))},_baseAnimateIn:function(){return this._element.style.opacity=0,this._element.style.visibility="visible",q._getComputedStyle(this._element,null).opacity,k.fadeIn(this._element)},_baseAnimateOut:function(){return this._element.style.opacity=1,q._getComputedStyle(this._element,null).opacity,k.fadeOut(this._element)},_animating:{get:function(){return!!this._element.winAnimating}},_sendEvent:function(a,c){if(!this._disposed){var d=b.document.createEvent("CustomEvent");d.initEvent(a,!0,!0,c||{}),this._element.dispatchEvent(d)}},_showCommands:function(a,b){var c=this._resolveCommands(a);this._showAndHideCommands(c.commands,[],b)},_hideCommands:function(a,b){var c=this._resolveCommands(a);this._showAndHideCommands([],c.commands,b)},_showOnlyCommands:function(a,b){var c=this._resolveCommands(a);this._showAndHideCommands(c.commands,c.others,b)},_showAndHideCommands:function(a,b,c){c||this.hidden&&!this._animating?(this._showAndHideFast(a,b),this._removeFromQueue(a,this._queuedToShow),this._removeFromQueue(b,this._queuedToHide)):(this._updateAnimateQueue(a,this._queuedToShow,this._queuedToHide),this._updateAnimateQueue(b,this._queuedToHide,this._queuedToShow))},_removeFromQueue:function(a,b){var c;for(c=0;c<a.length;c++){var d;for(d=0;d<b.length;d++)if(b[d]===a[c]){b.splice(d,1);break}}},_updateAnimateQueue:function(a,b,c){if(!this._disposed){var d;for(d=0;d<a.length;d++){var e;for(e=0;e<b.length&&b[e]!==a[d];e++);for(e===b.length&&(b[e]=a[d]),e=0;e<c.length;e++)if(c[e]===a[d]){c.splice(e,1);break}}this._queuedCommandAnimation||(this._animating||o.schedule(this._checkDoNext,o.Priority.normal,this,"WinJS.UI._Overlay._checkDoNext"),this._queuedCommandAnimation=!0)}},_showAndHideFast:function(a,b){var c,d;for(c=0;c<a.length;c++)d=a[c],d&&d.style&&(d.style.visibility="",d.style.display="");for(c=0;c<b.length;c++)d=b[c],d&&d.style&&(d.style.visibility="hidden",d.style.display="none");this._commandsUpdated()},_showAndHideQueue:function(){if(this._queuedCommandAnimation=!1,this.hidden)this._showAndHideFast(this._queuedToShow,this._queuedToHide),o.schedule(this._checkDoNext,o.Priority.normal,this,"WinJS.UI._Overlay._checkDoNext");else{var a,c=this._queuedToShow,d=this._queuedToHide,e=this._findSiblings(c.concat(d));for(a=0;a<c.length;a++)c[a]&&c[a].style&&b.document.body.contains(c[a])?"hidden"!==c[a].style.visibility&&"0"!==c[a].style.opacity&&(e.push(c[a]),c.splice(a,1),a--):(c.splice(a,1),a--);for(a=0;a<d.length;a++)d[a]&&d[a].style&&b.document.body.contains(d[a])&&"hidden"!==d[a].style.visibility&&"0"!==d[a].style.opacity||(d.splice(a,1),a--);var f=this._baseBeginAnimateCommands(c,d,e),g=this;f?f.done(function(){g._baseEndAnimateCommands(d)},function(){g._baseEndAnimateCommands(d)}):o.schedule(function(){g._baseEndAnimateCommands([])},o.Priority.normal,null,"WinJS.UI._Overlay._endAnimateCommandsWithoutAnimation")}this._queuedToShow=[],this._queuedToHide=[]},_baseBeginAnimateCommands:function(a,b,c){this._beginAnimateCommands(a,b,this._getVisibleCommands(c));var d=null,e=null;b.length>0&&(e=k.createDeleteFromListAnimation(b,0===a.length?c:void 0)),a.length>0&&(d=k.createAddToListAnimation(a,c));for(var f=0,g=b.length;g>f;f++){var h=b[f].getBoundingClientRect(),i=q._getComputedStyle(b[f]);b[f].style.top=h.top-parseFloat(i.marginTop)+"px",b[f].style.left=h.left-parseFloat(i.marginLeft)+"px",b[f].style.opacity=0,b[f].style.position="fixed"}this._element.winAnimating="rearranging";var j=null;for(e&&(j=e.execute()),f=0;f<a.length;f++)a[f].style.visibility="",a[f].style.display="",a[f].style.opacity=1;if(d){var l=d.execute();j=j?n.join([j,l]):l}return j},_beginAnimateCommands:function(){},_getVisibleCommands:function(a){var b,c=a,d=[];c||(c=this.element.querySelectorAll(".win-command"));for(var e=0,f=c.length;f>e;e++)b=c[e].winControl||c[e],b.hidden||d.push(b);return d},_baseEndAnimateCommands:function(a){if(!this._disposed){var b;for(b=0;b<a.length;b++)a[b].style.position="",a[b].style.top="",a[b].style.left="",a[b].getBoundingClientRect(),a[b].style.visibility="hidden",a[b].style.display="none",a[b].style.opacity=1;this._element.winAnimating="",this._endAnimateCommands(),this._checkDoNext()}},_endAnimateCommands:function(){},_resolveCommands:function(a){a=e(a);var b={};b.commands=[],b.others=[];var c,d,f=this.element.querySelectorAll(".win-command");for(c=0;c<f.length;c++){var g=!1;for(d=0;d<a.length;d++)if(a[d]===f[c]){b.commands.push(f[c]),a.splice(d,1),g=!0;break}g||b.others.push(f[c])}return b},_findSiblings:function(a){var b,c,d=[],e=this.element.querySelectorAll(".win-command");for(b=0;b<e.length;b++){var f=!1;for(c=0;c<a.length;c++)if(a[c]===e[b]){a.splice(c,1),f=!0;break}f||d.push(e[b])}return d},_baseResize:function(a){this._resize(a)},_hideOrDismiss:function(){var a=this._element;a&&q.hasClass(a,s.settingsFlyoutClass)?this._dismiss():a&&q.hasClass(a,s.appBarClass)?this.close():this.hide()},_resize:function(){},_commandsUpdated:function(){},_checkScrollPosition:function(){},_showingKeyboard:function(){},_hidingKeyboard:function(){},_verifyCommandsOnly:function(a,b){for(var c=a.children,d=new Array(c.length),e=0;e<c.length;e++){if(!q.hasClass(c[e],"win-command")&&c[e].getAttribute("data-win-control")!==b)throw new f("WinJS.UI._Overlay.MustContainCommands",j.mustContainCommands);m.processAll(c[e]),d[e]=c[e].winControl}return d},_focusOnLastFocusableElementOrThis:function(){this._focusOnLastFocusableElement()||l._trySetActive(this._element)},_focusOnLastFocusableElement:function(){if(this._element.firstElementChild){var a=this._element.firstElementChild.tabIndex,c=this._element.lastElementChild.tabIndex;this._element.firstElementChild.tabIndex=-1,this._element.lastElementChild.tabIndex=-1;var d=q._focusLastFocusableElement(this._element);return d&&l._trySelect(b.document.activeElement),this._element.firstElementChild.tabIndex=a,this._element.lastElementChild.tabIndex=c,d}return!1},_focusOnFirstFocusableElementOrThis:function(){this._focusOnFirstFocusableElement()||l._trySetActive(this._element)},_focusOnFirstFocusableElement:function(a,c){if(this._element.firstElementChild){var d=this._element.firstElementChild.tabIndex,e=this._element.lastElementChild.tabIndex;this._element.firstElementChild.tabIndex=-1,this._element.lastElementChild.tabIndex=-1;var f=q._focusFirstFocusableElement(this._element,a,c);return f&&l._trySelect(b.document.activeElement),this._element.firstElementChild.tabIndex=d,this._element.lastElementChild.tabIndex=e,f}return!1},_writeProfilerMark:function(a){i("WinJS.UI._Overlay:"+this._id+":"+a)}},{_isFlyoutVisible:function(){for(var a=b.document.querySelectorAll("."+s.flyoutClass),c=0;c<a.length;c++){var d=a[c].winControl;if(d&&!d.hidden)return!0}return!1},_trySetActive:function(a,c){return a&&b.document.body&&b.document.body.contains(a)&&q._setActive(a,c)?a===b.document.activeElement:!1},_trySelect:function(a){try{a&&a.select&&a.select()}catch(b){}},_sizeOfDocument:function(){return{width:b.document.documentElement.offsetWidth,height:b.document.documentElement.offsetHeight}},_getParentControlUsingClassName:function(a,c){for(;a&&a!==b.document.body;){if(q.hasClass(a,c))return a.winControl;a=a.parentNode}return null},_globalEventListeners:new g,
_hideAppBars:function(a,b){var c=a.map(function(a){return a.close(),a._animationPromise});return n.join(c)},_showAppBars:function(a,b){var c=a.map(function(a){return a._show(),a._animationPromise});return n.join(c)},_keyboardInfo:r._KeyboardInfo,_scrollTimeout:r._KeyboardInfo._scrollTimeout,beforeShow:"beforeshow",beforeHide:"beforehide",afterShow:"aftershow",afterHide:"afterhide",commonstrings:{get cannotChangeCommandsWhenVisible(){return"Invalid argument: You must call hide() before changing {0} commands"},get cannotChangeHiddenProperty(){return"Unable to set hidden property while parent {0} is visible."}}});return d.Class.mix(l,p.DOMEventMixin),l})})}),d("WinJS/Controls/Flyout",["exports","../Core/_Global","../Core/_Base","../Core/_BaseUtils","../Core/_ErrorFromName","../Core/_Events","../Core/_Log","../Core/_Resources","../Core/_WriteProfilerMark","../Animations","../_Signal","../_LightDismissService","../Utilities/_Dispose","../Utilities/_ElementUtilities","../Utilities/_KeyboardBehavior","../Utilities/_Hoverable","./_LegacyAppBar/_Constants","./Flyout/_Overlay"],function(a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r){"use strict";c.Namespace._moduleDefine(a,"WinJS.UI",{Flyout:c.Namespace._lazy(function(){function a(a,b){return n.convertToPixels(a,n._getComputedStyle(a,null)[b])}function p(b){return{marginTop:a(b,"marginTop"),marginBottom:a(b,"marginBottom"),marginLeft:a(b,"marginLeft"),marginRight:a(b,"marginRight"),totalWidth:n.getTotalWidth(b),totalHeight:n.getTotalHeight(b),contentWidth:n.getContentWidth(b),contentHeight:n.getContentHeight(b)}}var s=n.Key,t={get ariaLabel(){return h._getWinJSString("ui/flyoutAriaLabel").value},get noAnchor(){return"Invalid argument: Flyout anchor element not found in DOM."},get badPlacement(){return"Invalid argument: Flyout placement should be 'top' (default), 'bottom', 'left', 'right', 'auto', 'autohorizontal', or 'autovertical'."},get badAlignment(){return"Invalid argument: Flyout alignment should be 'center' (default), 'left', or 'right'."},get noCoordinates(){return"Invalid argument: Flyout coordinates must contain a valid x,y pair."}},u=f._createEventProperty,v=c.Class.define(function(a){this._onLightDismiss=a,this._currentlyFocusedClient=null,this._clients=[]},{shown:function(a){a._focusable=!0;var b=this._clients.indexOf(a);-1===b&&(this._clients.push(a),a.onShow(this),l.isShown(this)?(l.updated(this),this._activateTopFocusableClientIfNeeded()):l.shown(this))},hiding:function(a){var b=this._clients.indexOf(a);-1!==b&&(this._clients[b]._focusable=!1,this._activateTopFocusableClientIfNeeded())},hidden:function(a){var b=this._clients.indexOf(a);-1!==b&&(this._clients.splice(b,1),a.setZIndex(""),a.onHide(),0===this._clients.length?l.hidden(this):(l.updated(this),this._activateTopFocusableClientIfNeeded()))},keyDown:function(a,b){l.keyDown(this,b)},keyUp:function(a,b){l.keyUp(this,b)},keyPress:function(a,b){l.keyPress(this,b)},clients:{get:function(){return this._clients}},_clientForElement:function(a){for(var b=this._clients.length-1;b>=0;b--)if(this._clients[b].containsElement(a))return this._clients[b];return null},_focusableClientForElement:function(a){for(var b=this._clients.length-1;b>=0;b--)if(this._clients[b]._focusable&&this._clients[b].containsElement(a))return this._clients[b];return null},_getTopmostFocusableClient:function(){for(var a=this._clients.length-1;a>=0;a--){var b=this._clients[a];if(b&&b._focusable)return b}return null},_activateTopFocusableClientIfNeeded:function(){var a=this._getTopmostFocusableClient();if(a&&l.isTopmost(this)){var b=!o._keyboardSeenLast;a.onTakeFocus(b)}},setZIndex:function(a){this._clients.forEach(function(b,c){b.setZIndex(a+c)},this)},getZIndexCount:function(){return this._clients.length},containsElement:function(a){return!!this._clientForElement(a)},onTakeFocus:function(a){var c=this._focusableClientForElement(b.document.activeElement);!c&&-1!==this._clients.indexOf(this._currentlyFocusedClient)&&this._currentlyFocusedClient._focusable&&(c=this._currentlyFocusedClient),c||(c=this._getTopmostFocusableClient()),this._currentlyFocusedClient=c,c&&c.onTakeFocus(a)},onFocus:function(a){this._currentlyFocusedClient=this._clientForElement(a),this._currentlyFocusedClient&&this._currentlyFocusedClient.onFocus(a)},onShow:function(a){},onHide:function(){this._currentlyFocusedClient=null},onKeyInStack:function(a){var b=this._clients.indexOf(this._currentlyFocusedClient);if(-1!==b)for(var c=this._clients.slice(0,b+1),d=c.length-1;d>=0&&!a.propagationStopped;d--)c[d]._focusable&&c[d].onKeyInStack(a)},onShouldLightDismiss:function(a){return l.DismissalPolicies.light(a)},onLightDismiss:function(a){this._onLightDismiss(a)}}),w=c.Class.define(function(){var a=this;this._dismissableLayer=new v(function(b){b.reason===l.LightDismissalReasons.escape?a.collapseFlyout(a.getAt(a.length-1)):a.collapseAll()}),this._cascadingStack=[],this._handleKeyDownInCascade_bound=this._handleKeyDownInCascade.bind(this),this._inputType=null},{appendFlyout:function(a){if(g.log&&this.reentrancyLock&&g.log("_CascadeManager is attempting to append a Flyout through reentrancy.","winjs _CascadeManager","error"),this.indexOf(a)<0){var b=this.collapseAll;if(a._positionRequest instanceof y.AnchorPositioning){var c=this.indexOfElement(a._positionRequest.anchor);c>=0&&(b=function(){this.collapseFlyout(this.getAt(c+1))})}b.call(this),a.element.addEventListener("keydown",this._handleKeyDownInCascade_bound,!1),this._cascadingStack.push(a)}},collapseFlyout:function(a){if(!this.reentrancyLock&&a&&this.indexOf(a)>=0){this.reentrancyLock=!0;var b=new k;this.unlocked=b.promise;for(var c;this.length&&a!==c;)c=this._cascadingStack.pop(),c.element.removeEventListener("keydown",this._handleKeyDownInCascade_bound,!1),c._hide();0===this._cascadingStack.length&&(this._inputType=null),this.reentrancyLock=!1,this.unlocked=null,b.complete()}},flyoutShown:function(a){this._dismissableLayer.shown(a._dismissable)},flyoutHiding:function(a){this._dismissableLayer.hiding(a._dismissable)},flyoutHidden:function(a){this._dismissableLayer.hidden(a._dismissable)},collapseAll:function(){var a=this.getAt(0);a&&this.collapseFlyout(a)},indexOf:function(a){return this._cascadingStack.indexOf(a)},indexOfElement:function(a){for(var b=-1,c=0,d=this.length;d>c;c++){var e=this.getAt(c);if(e.element.contains(a)){b=c;break}}return b},length:{get:function(){return this._cascadingStack.length}},getAt:function(a){return this._cascadingStack[a]},handleFocusIntoFlyout:function(a){var b=this.indexOfElement(a.target);if(b>=0){var c=this.getAt(b+1);this.collapseFlyout(c)}},inputType:{get:function(){return this._inputType||(this._inputType=o._lastInputType),this._inputType}},dismissableLayer:{get:function(){return this._dismissableLayer}},_handleKeyDownInCascade:function(a){var b="rtl"===n._getComputedStyle(a.target).direction,c=b?s.rightArrow:s.leftArrow,d=a.target;if(a.keyCode===c){var e=this.indexOfElement(d);if(e>=1){var 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a[b]={get:function(){return c._getWinJSString("ui/appBarIcons/"+b).value}},a},{});b.Namespace._moduleDefine(a,"WinJS.UI.AppBarIcon",e)}),d("WinJS/Controls/AppBar/_Command",["exports","../../Core/_Global","../../Core/_WinRT","../../Core/_Base","../../Core/_BaseUtils","../../Core/_ErrorFromName","../../Core/_Events","../../Core/_Resources","../../Utilities/_Control","../../Utilities/_Dispose","../../Utilities/_ElementUtilities","../Flyout/_Overlay","../Tooltip","../_LegacyAppBar/_Constants","./_Icon"],function(a,b,c,d,e,f,g,h,i,j,k,l,m,n,o){"use strict";d.Namespace._moduleDefine(a,"WinJS.UI",{AppBarCommand:d.Namespace._lazy(function(){function a(a){var c=this.winControl;if(c){if(c._type===n.typeToggle)c.selected=!c.selected;else if(c._type===n.typeFlyout&&c._flyout){var d=c._flyout;"string"==typeof d&&(d=b.document.getElementById(d)),d.show||(d=d.winControl),d&&d.show&&d.show(this,"autovertical")}c.onclick&&c.onclick(a)}}function p(a,b){var c=a[b],d=a.constructor.prototype,e=q(d,b)||{},f=e.get.bind(a)||function(){return c},g=e.set.bind(a)||function(a){c=a};Object.defineProperty(a,b,{get:function(){return f()},set:function(c){var d=f();g(c);var e=f();this._disposed||d===c||d===e||a._disposed||a._propertyMutations.dispatchEvent(n.commandPropertyMutated,{command:a,propertyName:b,oldValue:d,newValue:e})}})}function q(a,b){for(var c=null;a&&!c;)c=Object.getOwnPropertyDescriptor(a,b),a=Object.getPrototypeOf(a);return c}var r=d.Class.define(function(){this._observer=e._merge({},g.eventMixin)},{bind:function(a){this._observer.addEventListener(n.commandPropertyMutated,a)},unbind:function(a){this._observer.removeEventListener(n.commandPropertyMutated,a)},dispatchEvent:function(a,b){this._observer.dispatchEvent(a,b)}}),s={get ariaLabel(){return h._getWinJSString("ui/appBarCommandAriaLabel").value},get duplicateConstruction(){return"Invalid argument: Controls may only be instantiated one time for each DOM element"},get badClick(){return"Invalid argument: The onclick property for an {0} must be a function"},get badDivElement(){return"Invalid argument: For a content command, the element must be null or a div element"},get badHrElement(){return"Invalid argument: For a separator, the element must be null or an hr element"},get badButtonElement(){return"Invalid argument: For a button, toggle, or flyout command, the element must be null or a button element"},get badPriority(){return"Invalid argument: the priority of an {0} must be a non-negative integer"}},t=d.Class.define(function(b,c){if(b&&b.winControl)throw new f("WinJS.UI.AppBarCommand.DuplicateConstruction",s.duplicateConstruction);if(this._disposed=!1,c||(c={}),c.type||(this._type=n.typeButton),c.section=c.section||n.sectionPrimary,this._element=b,c.type===n.typeContent?this._createContent():c.type===n.typeSeparator?this._createSeparator():this._createButton(),k.addClass(this._element,"win-disposable"),this._element.winControl=this,k.addClass(this._element,n.appBarCommandClass),c.onclick&&(this.onclick=c.onclick),c.onclick=a,i.setOptions(this,c),this._type!==n.typeToggle||c.selected||(this.selected=!1),this._type!==n.typeSeparator){var d=this._element.getAttribute("role");(null===d||""===d||void 0===d)&&(d=this._type===n.typeToggle?"checkbox":this._type===n.typeContent?"group":"menuitem",this._element.setAttribute("role",d),this._type===n.typeFlyout&&this._element.setAttribute("aria-haspopup",!0));var e=this._element.getAttribute("aria-label");(null===e||""===e||void 0===e)&&this._element.setAttribute("aria-label",s.ariaLabel)}this._propertyMutations=new r;var g=this;u.forEach(function(a){p(g,a)})},{id:{get:function(){return this._element.id},set:function(a){a&&!this._element.id&&(this._element.id=a)}},type:{get:function(){return this._type},set:function(a){this._type||(a!==n.typeContent&&a!==n.typeFlyout&&a!==n.typeToggle&&a!==n.typeSeparator?this._type=n.typeButton:this._type=a)}},label:{get:function(){return this._label},set:function(a){this._label=a,this._labelSpan&&(this._labelSpan.textContent=this.label),!this.tooltip&&this._tooltipControl&&(this._tooltip=this.label,this._tooltipControl.innerHTML=this.label),this._element.setAttribute("aria-label",this.label),this._testIdenticalTooltip()}},icon:{get:function(){return this._icon},set:function(a){this._icon=o[a]||a,this._imageSpan&&(this._icon&&1===this._icon.length?(this._imageSpan.textContent=this._icon,this._imageSpan.style.backgroundImage="",this._imageSpan.style.msHighContrastAdjust="",k.addClass(this._imageSpan,"win-commandglyph")):(this._imageSpan.textContent="",this._imageSpan.style.backgroundImage=this._icon,this._imageSpan.style.msHighContrastAdjust="none",k.removeClass(this._imageSpan,"win-commandglyph")))}},onclick:{get:function(){return this._onclick},set:function(a){if(a&&"function"!=typeof a)throw new f("WinJS.UI.AppBarCommand.BadClick",h._formatString(s.badClick,"AppBarCommand"));this._onclick=a}},priority:{get:function(){return this._priority},set:function(a){if(!(void 0===a||"number"==typeof a&&a>=0))throw new f("WinJS.UI.AppBarCommand.BadPriority",h._formatString(s.badPriority,"AppBarCommand"));this._priority=a}},flyout:{get:function(){var a=this._flyout;return"string"==typeof a&&(a=b.document.getElementById(a)),a&&!a.element&&a.winControl&&(a=a.winControl),a},set:function(a){var b=a;b&&"string"!=typeof b&&(b.element&&(b=b.element),b&&(b.id?b=b.id:(b.id=k._uniqueID(b),b=b.id))),"string"==typeof b&&this._element.setAttribute("aria-owns",b),this._flyout=a}},section:{get:function(){return this._section;
},set:function(a){(!this._section||c.Windows.ApplicationModel.DesignMode.designModeEnabled)&&this._setSection(a)}},tooltip:{get:function(){return this._tooltip},set:function(a){this._tooltip=a,this._tooltipControl&&(this._tooltipControl.innerHTML=this._tooltip),this._testIdenticalTooltip()}},selected:{get:function(){return"true"===this._element.getAttribute("aria-checked")},set:function(a){this._element.setAttribute("aria-checked",a)}},element:{get:function(){return this._element}},disabled:{get:function(){return!!this._element.disabled},set:function(a){this._element.disabled=a}},hidden:{get:function(){return k.hasClass(this._element,n.commandHiddenClass)},set:function(a){if(a!==this.hidden){var b=this.hidden;a?k.addClass(this._element,n.commandHiddenClass):k.removeClass(this._element,n.commandHiddenClass),this._sendEvent(n.commandVisibilityChanged)||(b?k.addClass(this._element,n.commandHiddenClass):k.removeClass(this._element,n.commandHiddenClass))}}},firstElementFocus:{get:function(){return this._firstElementFocus||this._lastElementFocus||this._element},set:function(a){this._firstElementFocus=a===this.element?null:a,this._updateTabStop()}},lastElementFocus:{get:function(){return this._lastElementFocus||this._firstElementFocus||this._element},set:function(a){this._lastElementFocus=a===this.element?null:a,this._updateTabStop()}},dispose:function(){this._disposed||(this._disposed=!0,this._tooltipControl&&this._tooltipControl.dispose(),this._type===n.typeContent&&j.disposeSubTree(this.element))},addEventListener:function(a,b,c){return this._element.addEventListener(a,b,c)},removeEventListener:function(a,b,c){return this._element.removeEventListener(a,b,c)},extraClass:{get:function(){return this._extraClass},set:function(a){this._extraClass&&k.removeClass(this._element,this._extraClass),this._extraClass=a,k.addClass(this._element,this._extraClass)}},_testIdenticalTooltip:function(){this._hideIfFullSize=this._label===this._tooltip},_createContent:function(){if(this._element){if("DIV"!==this._element.tagName)throw new f("WinJS.UI.AppBarCommand.BadDivElement",s.badDivElement)}else this._element=b.document.createElement("div");parseInt(this._element.getAttribute("tabIndex"),10)!==this._element.tabIndex&&(this._element.tabIndex=0)},_createSeparator:function(){if(this._element){if("HR"!==this._element.tagName)throw new f("WinJS.UI.AppBarCommand.BadHrElement",s.badHrElement)}else this._element=b.document.createElement("hr")},_createButton:function(){if(this._element){if("BUTTON"!==this._element.tagName)throw new f("WinJS.UI.AppBarCommand.BadButtonElement",s.badButtonElement);var a=this._element.getAttribute("type");(null===a||""===a||void 0===a)&&this._element.setAttribute("type","button"),this._element.innerHTML=""}else this._element=b.document.createElement("button");this._element.type="button",this._iconSpan=b.document.createElement("span"),this._iconSpan.setAttribute("aria-hidden","true"),this._iconSpan.className="win-commandicon",this._iconSpan.tabIndex=-1,this._element.appendChild(this._iconSpan),this._imageSpan=b.document.createElement("span"),this._imageSpan.setAttribute("aria-hidden","true"),this._imageSpan.className="win-commandimage",this._imageSpan.tabIndex=-1,this._iconSpan.appendChild(this._imageSpan),this._labelSpan=b.document.createElement("span"),this._labelSpan.setAttribute("aria-hidden","true"),this._labelSpan.className="win-label",this._labelSpan.tabIndex=-1,this._element.appendChild(this._labelSpan),this._tooltipControl=new m.Tooltip(this._element);var c=this;this._tooltipControl.addEventListener("beforeopen",function(){c._hideIfFullSize&&!l._Overlay._getParentControlUsingClassName(c._element.parentElement,n.reducedClass)&&c._tooltipControl.close()},!1)},_setSection:function(a){a||(a=n.sectionPrimary),this._section&&(this._section===n.sectionGlobal?k.removeClass(this._element,n.appBarCommandGlobalClass):this.section===n.sectionSelection&&k.removeClass(this._element,n.appBarCommandSelectionClass)),this._section=a,a===n.sectionGlobal?k.addClass(this._element,n.appBarCommandGlobalClass):a===n.sectionSelection&&k.addClass(this._element,n.appBarCommandSelectionClass)},_updateTabStop:function(){this._firstElementFocus||this._lastElementFocus?this.element.tabIndex=-1:this.element.tabIndex=0},_isFocusable:function(){return!this.hidden&&this._type!==n.typeSeparator&&!this.element.disabled&&(this.firstElementFocus.tabIndex>=0||this.lastElementFocus.tabIndex>=0)},_sendEvent:function(a,c){if(!this._disposed){var d=b.document.createEvent("CustomEvent");return d.initCustomEvent(a,!0,!0,c||{}),this._element.dispatchEvent(d)}}}),u=["label","disabled","flyout","extraClass","selected","onclick","hidden"];return t})}),d.Namespace._moduleDefine(a,"WinJS.UI",{Command:d.Namespace._lazy(function(){return a.AppBarCommand})})}),d("WinJS/Controls/Menu/_Command",["exports","../../Core/_Global","../../Core/_Base","../../Core/_ErrorFromName","../../Core/_Resources","../../Promise","../../Utilities/_Control","../../Utilities/_ElementUtilities","../_LegacyAppBar/_Constants","../Flyout/_Overlay"],function(a,b,c,d,e,f,g,h,i,j){"use strict";c.Namespace._moduleDefine(a,"WinJS.UI",{MenuCommand:c.Namespace._lazy(function(){var a={get ariaLabel(){return e._getWinJSString("ui/menuCommandAriaLabel").value},get duplicateConstruction(){return"Invalid argument: Controls may only be instantiated one time for each DOM element"},get badClick(){return"Invalid argument: The onclick property for an {0} must be a function"},get badHrElement(){return"Invalid argument: For a separator, the element must be null or an hr element"},get badButtonElement(){return"Invalid argument: For a button, toggle, or flyout command, the element must be null or a button element"}},k=c.Class.define(function(b,c){if(b&&b.winControl)throw new d("WinJS.UI.MenuCommand.DuplicateConstruction",a.duplicateConstruction);if(this._disposed=!1,c||(c={}),c.type||(this._type=i.typeButton),this._element=b,c.type===i.typeSeparator?this._createSeparator():this._createButton(),h.addClass(this._element,"win-disposable"),this._element.winControl=this,h.addClass(this._element,i.menuCommandClass),c.selected||c.type!==i.typeToggle||(this.selected=!1),c.onclick&&(this.onclick=c.onclick),c.onclick=this._handleClick.bind(this),g.setOptions(this,c),this._type!==i.typeSeparator){var e=this._element.getAttribute("role");(null===e||""===e||void 0===e)&&(e="menuitem",this._type===i.typeToggle&&(e="checkbox"),this._element.setAttribute("role",e),this._type===i.typeFlyout&&this._element.setAttribute("aria-haspopup",!0));var f=this._element.getAttribute("aria-label");(null===f||""===f||void 0===f)&&this._element.setAttribute("aria-label",a.ariaLabel)}},{id:{get:function(){return this._element.id},set:function(a){this._element.id||(this._element.id=a)}},type:{get:function(){return this._type},set:function(a){this._type||(a!==i.typeButton&&a!==i.typeFlyout&&a!==i.typeToggle&&a!==i.typeSeparator&&(a=i.typeButton),this._type=a,a===i.typeButton?h.addClass(this.element,i.menuCommandButtonClass):a===i.typeFlyout?(h.addClass(this.element,i.menuCommandFlyoutClass),this.element.addEventListener("keydown",this._handleKeyDown.bind(this),!1)):a===i.typeSeparator?h.addClass(this.element,i.menuCommandSeparatorClass):a===i.typeToggle&&h.addClass(this.element,i.menuCommandToggleClass))}},label:{get:function(){return this._label},set:function(a){this._label=a||"",this._labelSpan&&(this._labelSpan.textContent=this.label),this._element.setAttribute("aria-label",this.label)}},onclick:{get:function(){return this._onclick},set:function(b){if(b&&"function"!=typeof b)throw new d("WinJS.UI.MenuCommand.BadClick",e._formatString(a.badClick,"MenuCommand"));this._onclick=b}},flyout:{get:function(){var a=this._flyout;return"string"==typeof a&&(a=b.document.getElementById(a)),a&&!a.element&&(a=a.winControl),a},set:function(a){var b=a;b&&"string"!=typeof b&&(b.element&&(b=b.element),b&&(b.id?b=b.id:(b.id=h._uniqueID(b),b=b.id))),"string"==typeof b&&this._element.setAttribute("aria-owns",b),this._flyout!==a&&k._deactivateFlyoutCommand(this),this._flyout=a}},selected:{get:function(){return"true"===this._element.getAttribute("aria-checked")},set:function(a){this._element.setAttribute("aria-checked",!!a)}},element:{get:function(){return this._element}},disabled:{get:function(){return!!this._element.disabled},set:function(a){a=!!a,a&&this.type===i.typeFlyout&&k._deactivateFlyoutCommand(this),this._element.disabled=a}},hidden:{get:function(){return"hidden"===this._element.style.visibility},set:function(a){var b=j._Overlay._getParentControlUsingClassName(this._element,i.menuClass);if(b&&!b.hidden)throw new d("WinJS.UI.MenuCommand.CannotChangeHiddenProperty",e._formatString(j._Overlay.commonstrings.cannotChangeHiddenProperty,"Menu"));var c=this._element.style;a?(this.type===i.typeFlyout&&k._deactivateFlyoutCommand(this),c.visibility="hidden",c.display="none"):(c.visibility="",c.display="block")}},extraClass:{get:function(){return this._extraClass},set:function(a){this._extraClass&&h.removeClass(this._element,this._extraClass),this._extraClass=a,h.addClass(this._element,this._extraClass)}},dispose:function(){this._disposed||(this._disposed=!0)},addEventListener:function(a,b,c){return this._element.addEventListener(a,b,c)},removeEventListener:function(a,b,c){return this._element.removeEventListener(a,b,c)},_createSeparator:function(){if(this._element){if("HR"!==this._element.tagName)throw new d("WinJS.UI.MenuCommand.BadHrElement",a.badHrElement)}else this._element=b.document.createElement("hr")},_createButton:function(){if(this._element){if("BUTTON"!==this._element.tagName)throw new d("WinJS.UI.MenuCommand.BadButtonElement",a.badButtonElement)}else this._element=b.document.createElement("button");this._element.innerHTML='<div class="win-menucommand-liner"><span class="win-toggleicon" aria-hidden="true"></span><span class="win-label" aria-hidden="true"></span><span class="win-flyouticon" aria-hidden="true"></span></div>',this._element.type="button",this._menuCommandLiner=this._element.firstElementChild,this._toggleSpan=this._menuCommandLiner.firstElementChild,this._labelSpan=this._toggleSpan.nextElementSibling,this._flyoutSpan=this._labelSpan.nextElementSibling},_sendEvent:function(a,c){if(!this._disposed){var d=b.document.createEvent("CustomEvent");d.initCustomEvent(a,!0,!0,c||{}),this._element.dispatchEvent(d)}},_invoke:function(a){this.hidden||this.disabled||this._disposed||(this._type===i.typeToggle?this.selected=!this.selected:this._type===i.typeFlyout&&k._activateFlyoutCommand(this),a&&"click"===a.type&&this.onclick&&this.onclick(a),this._sendEvent(i._menuCommandInvokedEvent,{command:this}))},_handleClick:function(a){this._invoke(a)},_handleKeyDown:function(a){var b=h.Key,c="rtl"===h._getComputedStyle(this.element).direction,d=c?b.leftArrow:b.rightArrow;a.keyCode===d&&this.type===i.typeFlyout&&(this._invoke(a),a.preventDefault())}},{_activateFlyoutCommand:function(a){return new f(function(b,c){a=a.winControl||a;var d=a.flyout;d&&d.hidden&&d.show?(h.addClass(a.element,i.menuCommandFlyoutActivatedClass),d.element.setAttribute("aria-expanded","true"),d.addEventListener("beforehide",function e(){d.removeEventListener("beforehide",e,!1),h.removeClass(a.element,i.menuCommandFlyoutActivatedClass),d.element.removeAttribute("aria-expanded")},!1),d.addEventListener("aftershow",function f(){d.removeEventListener("aftershow",f,!1),b()},!1),d.show(a,"_cascade")):c()})},_deactivateFlyoutCommand:function(a){return new f(function(b){a=a.winControl||a,h.removeClass(a.element,i.menuCommandFlyoutActivatedClass);var c=a.flyout;c&&!c.hidden&&c.hide?(c.addEventListener("afterhide",function d(){c.removeEventListener("afterhide",d,!1),b()},!1),c.hide()):b()})}});return k})})});var e=this.__extends||function(a,b){function c(){this.constructor=a}for(var d in b)b.hasOwnProperty(d)&&(a[d]=b[d]);c.prototype=b.prototype,a.prototype=new c};return d("WinJS/Controls/CommandingSurface/_MenuCommand",["require","exports","../Menu/_Command"],function(a,b,c){var d=function(a){function b(b,c){c&&c.beforeInvoke&&(this._beforeInvoke=c.beforeInvoke),a.call(this,b,c)}return e(b,a),b.prototype._invoke=function(b){this._beforeInvoke&&this._beforeInvoke(b),a.prototype._invoke.call(this,b)},b}(c.MenuCommand);b._MenuCommand=d}),d("WinJS/Utilities/_OpenCloseMachine",["require","exports","../Core/_Global","../Promise","../_Signal"],function(a,b,c,d,e){"use strict";function f(a){return d._cancelBlocker(a,function(){a.cancel()})}function g(){}function h(a,b){a._interruptibleWorkPromises=a._interruptibleWorkPromises||[];var c=new e;a._interruptibleWorkPromises.push(b(c.promise)),c.complete()}function i(){(this._interruptibleWorkPromises||[]).forEach(function(a){a.cancel()})}var j={beforeOpen:"beforeopen",afterOpen:"afteropen",beforeClose:"beforeclose",afterClose:"afterclose",_openCloseStateSettled:"_openCloseStateSettled"},k=function(){function a(a){this._control=a,this._initializedSignal=new e,this._disposed=!1,this._setState(l.Init)}return a.prototype.exitInit=function(){this._initializedSignal.complete()},a.prototype.updateDom=function(){this._state.updateDom()},a.prototype.open=function(){this._state.open()},a.prototype.close=function(){this._state.close()},Object.defineProperty(a.prototype,"opened",{get:function(){return this._state.opened},set:function(a){a?this.open():this.close()},enumerable:!0,configurable:!0}),a.prototype.dispose=function(){this._setState(l.Disposed),this._disposed=!0,this._control=null},a.prototype._setState=function(a,b){this._disposed||(this._state&&this._state.exit(),this._state=new a,this._state.machine=this,this._state.enter(b))},a.prototype._fireEvent=function(a,b){b=b||{};var d=b.detail||null,e=!!b.cancelable,f=c.document.createEvent("CustomEvent");return f.initCustomEvent(a,!0,e,d),this._control.eventElement.dispatchEvent(f)},a.prototype._fireBeforeOpen=function(){return this._fireEvent(j.beforeOpen,{cancelable:!0})},a.prototype._fireBeforeClose=function(){return this._fireEvent(j.beforeClose,{cancelable:!0})},a}();b.OpenCloseMachine=k;var l;!function(a){function b(){this.machine._control.onUpdateDom()}var c=function(){function a(){this.name="Init",this.exit=i,this.updateDom=g}return a.prototype.enter=function(){var a=this;h(this,function(b){return b.then(function(){return a.machine._initializedSignal.promise}).then(function(){a.machine._control.onUpdateDomWithIsOpened(a._opened),a.machine._setState(a._opened?l:d)})})},Object.defineProperty(a.prototype,"opened",{get:function(){return this._opened},enumerable:!0,configurable:!0}),a.prototype.open=function(){this._opened=!0},a.prototype.close=function(){this._opened=!1},a}();a.Init=c;var d=function(){function a(){this.name="Closed",this.exit=g,this.opened=!1,this.close=g,this.updateDom=b}return a.prototype.enter=function(a){a=a||{},a.openIsPending&&this.open(),this.machine._fireEvent(j._openCloseStateSettled)},a.prototype.open=function(){this.machine._setState(e)},a}(),e=function(){function a(){this.name="BeforeOpen",this.exit=i,this.opened=!1,this.open=g,this.close=g,this.updateDom=b}return a.prototype.enter=function(){var a=this;h(this,function(b){return b.then(function(){return a.machine._fireBeforeOpen()}).then(function(b){b?a.machine._setState(k):a.machine._setState(d)})})},a}(),k=function(){function a(){this.name="Opening",this.exit=i,this.updateDom=g}return a.prototype.enter=function(){var a=this;h(this,function(b){return b.then(function(){return a._closeIsPending=!1,f(a.machine._control.onOpen())}).then(function(){a.machine._fireEvent(j.afterOpen)}).then(function(){a.machine._control.onUpdateDom(),a.machine._setState(l,{closeIsPending:a._closeIsPending})})})},Object.defineProperty(a.prototype,"opened",{get:function(){return!this._closeIsPending},enumerable:!0,configurable:!0}),a.prototype.open=function(){this._closeIsPending=!1},a.prototype.close=function(){this._closeIsPending=!0},a}(),l=function(){function a(){this.name="Opened",this.exit=g,this.opened=!0,this.open=g,this.updateDom=b}return a.prototype.enter=function(a){a=a||{},a.closeIsPending&&this.close(),this.machine._fireEvent(j._openCloseStateSettled)},a.prototype.close=function(){this.machine._setState(m)},a}(),m=function(){function a(){this.name="BeforeClose",this.exit=i,this.opened=!0,this.open=g,this.close=g,this.updateDom=b}return a.prototype.enter=function(){var a=this;h(this,function(b){return b.then(function(){return a.machine._fireBeforeClose()}).then(function(b){b?a.machine._setState(n):a.machine._setState(l)})})},a}(),n=function(){function a(){this.name="Closing",this.exit=i,this.updateDom=g}return a.prototype.enter=function(){var a=this;h(this,function(b){return b.then(function(){return a._openIsPending=!1,f(a.machine._control.onClose())}).then(function(){a.machine._fireEvent(j.afterClose)}).then(function(){a.machine._control.onUpdateDom(),a.machine._setState(d,{openIsPending:a._openIsPending})})})},Object.defineProperty(a.prototype,"opened",{get:function(){return this._openIsPending},enumerable:!0,configurable:!0}),a.prototype.open=function(){this._openIsPending=!0},a.prototype.close=function(){this._openIsPending=!1},a}(),o=function(){function a(){this.name="Disposed",this.enter=g,this.exit=g,this.opened=!1,this.open=g,this.close=g,this.updateDom=g}return a}();a.Disposed=o}(l||(l={}))}),d("require-style!less/styles-commandingsurface",[],function(){}),d("require-style!less/colors-commandingsurface",[],function(){}),d("WinJS/Controls/CommandingSurface/_CommandingSurface",["require","exports","../../Animations","../../Core/_Base","../../Core/_BaseUtils","../../BindingList","../../ControlProcessor","../CommandingSurface/_Constants","../AppBar/_Command","../CommandingSurface/_MenuCommand","../../Utilities/_Control","../../Utilities/_Dispose","../../Utilities/_ElementUtilities","../../Core/_ErrorFromName","../../Core/_Events","../../Controls/Flyout","../../Core/_Global","../../Utilities/_Hoverable","../../Utilities/_KeyboardBehavior","../../Core/_Log","../../Promise","../../Core/_Resources","../../Scheduler","../../Utilities/_OpenCloseMachine","../../_Signal","../../Core/_WriteProfilerMark"],function(a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u,v,w,x,y,z){function A(a,b){b&&m.addClass(a,b)}function B(a,b){b&&m.removeClass(a,b)}function C(a,b){return a.filter(function(a){return b.indexOf(a)<0})}function D(a,b){return a.filter(function(a){return-1!==b.indexOf(a)})}a(["require-style!less/styles-commandingsurface"]),a(["require-style!less/colors-commandingsurface"]);var E={get overflowButtonAriaLabel(){return v._getWinJSString("ui/commandingSurfaceOverflowButtonAriaLabel").value},get badData(){return"Invalid argument: The data property must an instance of a WinJS.Binding.List"},get mustContainCommands(){return"The commandingSurface can only contain WinJS.UI.Command or WinJS.UI.AppBarCommand controls"},get duplicateConstruction(){return"Invalid argument: Controls may only be instantiated one time for each DOM element"}},F={bottom:"bottom",top:"top"},G={};G[F.top]=h.ClassNames.overflowTopClass,G[F.bottom]=h.ClassNames.overflowBottomClass;var H={none:"none",minimal:"minimal",compact:"compact",full:"full"},I={};I[H.none]=h.ClassNames.noneClass,I[H.minimal]=h.ClassNames.minimalClass,I[H.compact]=h.ClassNames.compactClass,I[H.full]=h.ClassNames.fullClass;var J=function(){function a(a,b){var c=this;if(void 0===b&&(b={}),this._hoverable=r.isHoverable,this._dataChangedEvents=["itemchanged","iteminserted","itemmoved","itemremoved","reload"],this._updateDomImpl=function(){var a={closedDisplayMode:void 0,isOpenedMode:void 0,overflowDirection:void 0,overflowAlignmentOffset:void 0},b=function(){var b=a,d=c._dom;if(b.isOpenedMode!==c._isOpenedMode&&(c._isOpenedMode?(B(d.root,h.ClassNames.closedClass),A(d.root,h.ClassNames.openedClass),d.overflowButton.setAttribute("aria-expanded","true"),d.firstTabStop.tabIndex=0,d.finalTabStop.tabIndex=0,d.firstTabStop.setAttribute("x-ms-aria-flowfrom",d.finalTabStop.id),d.finalTabStop.setAttribute("aria-flowto",d.firstTabStop.id)):(B(d.root,h.ClassNames.openedClass),A(d.root,h.ClassNames.closedClass),d.overflowButton.setAttribute("aria-expanded","false"),d.firstTabStop.tabIndex=-1,d.finalTabStop.tabIndex=-1,d.firstTabStop.removeAttribute("x-ms-aria-flowfrom"),d.finalTabStop.removeAttribute("aria-flowto")),b.isOpenedMode=c._isOpenedMode),b.closedDisplayMode!==c.closedDisplayMode&&(B(d.root,I[b.closedDisplayMode]),A(d.root,I[c.closedDisplayMode]),b.closedDisplayMode=c.closedDisplayMode),b.overflowDirection!==c.overflowDirection&&(B(d.root,G[b.overflowDirection]),A(d.root,G[c.overflowDirection]),b.overflowDirection=c.overflowDirection),c._overflowAlignmentOffset!==b.overflowAlignmentOffset){var e=c._rtl?"left":"right",f=c._overflowAlignmentOffset+"px";d.overflowAreaContainer.style[e]=f}},d={newDataStage:3,measuringStage:2,layoutStage:1,idle:0},e=d.idle,f=function(){c._writeProfilerMark("_updateDomImpl_updateCommands,info");for(var a=e;a!==d.idle;){var b=a,f=!1;switch(a){case d.newDataStage:a=d.measuringStage,f=c._processNewData();break;case d.measuringStage:a=d.layoutStage,f=c._measure();break;case d.layoutStage:a=d.idle,f=c._layoutCommands()}if(!f){a=b;break}}e=a,a===d.idle?c._layoutCompleteCallback&&c._layoutCompleteCallback():c._minimalLayout()};return{get renderedState(){return{get closedDisplayMode(){return a.closedDisplayMode},get isOpenedMode(){return a.isOpenedMode},get overflowDirection(){return a.overflowDirection},get overflowAlignmentOffset(){return a.overflowAlignmentOffset}}},update:function(){b(),f()},dataDirty:function(){e=Math.max(d.newDataStage,e)},measurementsDirty:function(){e=Math.max(d.measuringStage,e)},layoutDirty:function(){e=Math.max(d.layoutStage,e)},get _currentLayoutStage(){return e}}}(),this._writeProfilerMark("constructor,StartTM"),a){if(a.winControl)throw new n("WinJS.UI._CommandingSurface.DuplicateConstruction",E.duplicateConstruction);b.data||(b=e._shallowCopy(b),b.data=b.data||this._getDataFromDOMElements(a))}this._initializeDom(a||q.document.createElement("div")),this._machine=b.openCloseMachine||new x.OpenCloseMachine({eventElement:this._dom.root,onOpen:function(){return c.synchronousOpen(),u.wrap()},onClose:function(){return c.synchronousClose(),u.wrap()},onUpdateDom:function(){c._updateDomImpl.update()},onUpdateDomWithIsOpened:function(a){a?c.synchronousOpen():c.synchronousClose()}}),this._disposed=!1,this._primaryCommands=[],this._secondaryCommands=[],this._refreshBound=this._refresh.bind(this),this._resizeHandlerBound=this._resizeHandler.bind(this),this._winKeyboard=new s._WinKeyboard(this._dom.root),this._refreshPending=!1,this._rtl=!1,this._initializedSignal=new y,this._isOpenedMode=h.defaultOpened,this._menuCommandProjections=[],this.overflowDirection=h.defaultOverflowDirection,this.closedDisplayMode=h.defaultClosedDisplayMode,this.opened=this._isOpenedMode,k.setOptions(this,b),m._resizeNotifier.subscribe(this._dom.root,this._resizeHandlerBound),this._dom.root.addEventListener("keydown",this._keyDownHandler.bind(this)),m._addEventListener(this._dom.firstTabStop,"focusin",function(){c._focusLastFocusableElementOrThis(!1)}),m._addEventListener(this._dom.finalTabStop,"focusin",function(){c._focusFirstFocusableElementOrThis(!1)}),m._inDom(this._dom.root).then(function(){c._rtl="rtl"===m._getComputedStyle(c._dom.root).direction,b.openCloseMachine||c._machine.exitInit(),c._initializedSignal.complete(),c._writeProfilerMark("constructor,StopTM")})}return Object.defineProperty(a.prototype,"element",{get:function(){return this._dom.root},enumerable:!0,configurable:!0}),Object.defineProperty(a.prototype,"data",{get:function(){return this._data},set:function(a){if(this._writeProfilerMark("set_data,info"),a!==this.data){if(!(a instanceof f.List))throw new n("WinJS.UI._CommandingSurface.BadData",E.badData);this._data&&this._removeDataListeners(),this._data=a,this._addDataListeners(),this._dataUpdated()}},enumerable:!0,configurable:!0}),Object.defineProperty(a.prototype,"closedDisplayMode",{get:function(){return this._closedDisplayMode},set:function(a){this._writeProfilerMark("set_closedDisplayMode,info");var b=a!==this._closedDisplayMode;H[a]&&b&&(this._updateDomImpl.layoutDirty(),this._closedDisplayMode=a,this._machine.updateDom())},enumerable:!0,configurable:!0}),Object.defineProperty(a.prototype,"overflowDirection",{get:function(){return this._overflowDirection},set:function(a){var b=a!==this._overflowDirection;F[a]&&b&&(this._overflowDirection=a,this._machine.updateDom())},enumerable:!0,configurable:!0}),Object.defineProperty(a.prototype,"opened",{get:function(){return this._machine.opened},set:function(a){this._machine.opened=a},enumerable:!0,configurable:!0}),a.prototype.open=function(){this._machine.open()},a.prototype.close=function(){this._machine.close()},a.prototype.dispose=function(){this._disposed||(this._disposed=!0,this._machine.dispose(),m._resizeNotifier.unsubscribe(this._dom.root,this._resizeHandlerBound),this._contentFlyout&&(this._contentFlyout.dispose(),this._contentFlyout.element.parentNode.removeChild(this._contentFlyout.element)),l.disposeSubTree(this._dom.root))},a.prototype.forceLayout=function(){this._updateDomImpl.measurementsDirty(),this._machine.updateDom()},a.prototype.getBoundingRects=function(){return{commandingSurface:this._dom.root.getBoundingClientRect(),overflowArea:this._dom.overflowArea.getBoundingClientRect()}},a.prototype.getCommandById=function(a){if(this._data)for(var b=0,c=this._data.length;c>b;b++){var d=this._data.getAt(b);if(d.id===a)return d}return null},a.prototype.showOnlyCommands=function(a){if(this._data){for(var b=0,c=this._data.length;c>b;b++)this._data.getAt(b).hidden=!0;for(var b=0,c=a.length;c>b;b++){var d="string"==typeof a[b]?this.getCommandById(a[b]):a[b];d&&(d.hidden=!1)}}},a.prototype.takeFocus=function(a){this._focusFirstFocusableElementOrThis(a)},a.prototype._focusFirstFocusableElementOrThis=function(a){m._focusFirstFocusableElement(this._dom.content,a)||m._tryFocusOnAnyElement(this.element,a)},a.prototype._focusLastFocusableElementOrThis=function(a){m._focusLastFocusableElement(this._dom.content,a)||m._tryFocusOnAnyElement(this.element,a)},a.prototype.deferredDomUpate=function(){this._machine.updateDom()},a.prototype.createOpenAnimation=function(a){t.log&&this._updateDomImpl.renderedState.isOpenedMode&&t.log("The CommandingSurface should only attempt to create an open animation when it's not already opened");var b=this;return{execute:function(){m.addClass(b.element,h.ClassNames.openingClass);var d=b.getBoundingRects();return b._dom.overflowAreaContainer.style.width=d.overflowArea.width+"px",b._dom.overflowAreaContainer.style.height=d.overflowArea.height+"px",c._commandingSurfaceOpenAnimation({actionAreaClipper:b._dom.actionAreaContainer,actionArea:b._dom.actionArea,overflowAreaClipper:b._dom.overflowAreaContainer,overflowArea:b._dom.overflowArea,oldHeight:a,newHeight:d.commandingSurface.height,overflowAreaHeight:d.overflowArea.height,menuPositionedAbove:b.overflowDirection===F.top}).then(function(){m.removeClass(b.element,h.ClassNames.openingClass),b._clearAnimation()})}}},a.prototype.createCloseAnimation=function(a){t.log&&!this._updateDomImpl.renderedState.isOpenedMode&&t.log("The CommandingSurface should only attempt to create an closed animation when it's not already closed");var b=this.getBoundingRects().commandingSurface.height,d=this._dom.overflowArea.offsetHeight,e=(this._dom.overflowArea.offsetTop,this);return{execute:function(){return m.addClass(e.element,h.ClassNames.closingClass),c._commandingSurfaceCloseAnimation({actionAreaClipper:e._dom.actionAreaContainer,actionArea:e._dom.actionArea,overflowAreaClipper:e._dom.overflowAreaContainer,overflowArea:e._dom.overflowArea,oldHeight:b,newHeight:a,overflowAreaHeight:d,menuPositionedAbove:e.overflowDirection===F.top}).then(function(){m.removeClass(e.element,h.ClassNames.closingClass),e._clearAnimation()})}}},Object.defineProperty(a.prototype,"initialized",{get:function(){return this._initializedSignal.promise},enumerable:!0,configurable:!0}),a.prototype._writeProfilerMark=function(a){z("WinJS.UI._CommandingSurface:"+this._id+":"+a)},a.prototype._initializeDom=function(a){var b=this;this._writeProfilerMark("_intializeDom,info"),a.winControl=this,this._id=a.id||m._uniqueID(a),a.hasAttribute("tabIndex")||(a.tabIndex=-1),m.addClass(a,h.ClassNames.controlCssClass),m.addClass(a,h.ClassNames.disposableCssClass);var c=q.document.createElement("div");m.addClass(c,h.ClassNames.contentClass),a.appendChild(c);var d=q.document.createElement("div");m.addClass(d,h.ClassNames.actionAreaCssClass);var e=document.createElement("div");m.addClass(e,h.ClassNames.insetOutlineClass);var f=q.document.createElement("div");m.addClass(f,h.ClassNames.actionAreaContainerCssClass),f.appendChild(d),f.appendChild(e),c.appendChild(f);var g=q.document.createElement("div");m.addClass(g,h.ClassNames.spacerCssClass),g.tabIndex=-1,d.appendChild(g);var i=q.document.createElement("button");i.tabIndex=0,i.innerHTML="<span class='"+h.ClassNames.ellipsisCssClass+"'></span>",i.setAttribute("aria-label",E.overflowButtonAriaLabel),m.addClass(i,h.ClassNames.overflowButtonCssClass),d.appendChild(i),i.addEventListener("click",function(){b.opened=!b.opened});var j=q.document.createElement("div");m.addClass(j,h.ClassNames.overflowAreaCssClass),m.addClass(j,h.ClassNames.menuCssClass);var k=q.document.createElement("DIV");m.addClass(k,h.ClassNames.insetOutlineClass);var l=q.document.createElement("div");m.addClass(l,h.ClassNames.overflowAreaContainerCssClass),l.appendChild(j),l.appendChild(k),c.appendChild(l);var n=q.document.createElement("div");m.addClass(n,h.ClassNames.spacerCssClass),n.tabIndex=-1,j.appendChild(n);var o=q.document.createElement("div");m.addClass(o,h.ClassNames.tabStopClass),m._ensureId(o),a.insertBefore(o,a.children[0]);var p=q.document.createElement("div");m.addClass(p,h.ClassNames.tabStopClass),m._ensureId(p),a.appendChild(p),this._dom={root:a,content:c,actionArea:d,actionAreaContainer:f,actionAreaSpacer:g,overflowButton:i,overflowArea:j,overflowAreaContainer:l,overflowAreaSpacer:n,firstTabStop:o,finalTabStop:p}},a.prototype._getFocusableElementsInfo=function(){var a=this,b={elements:[],focusedIndex:-1},c=Array.prototype.slice.call(this._dom.actionArea.children);return this._updateDomImpl.renderedState.isOpenedMode&&(c=c.concat(Array.prototype.slice.call(this._dom.overflowArea.children))),c.forEach(function(c){a._isElementFocusable(c)&&(b.elements.push(c),c.contains(q.document.activeElement)&&(b.focusedIndex=b.elements.length-1))}),b},a.prototype._dataUpdated=function(){var a=this;this._primaryCommands=[],this._secondaryCommands=[],this.data.length>0&&this.data.forEach(function(b){"secondary"===b.section?a._secondaryCommands.push(b):a._primaryCommands.push(b)}),this._updateDomImpl.dataDirty(),this._machine.updateDom()},a.prototype._refresh=function(){var a=this;this._refreshPending||(this._refreshPending=!0,this._batchDataUpdates(function(){a._refreshPending&&!a._disposed&&(a._refreshPending=!1,a._dataUpdated())}))},a.prototype._batchDataUpdates=function(a){w.schedule(function(){a()},w.Priority.high,null,"WinJS.UI._CommandingSurface._refresh")},a.prototype._addDataListeners=function(){var a=this;this._dataChangedEvents.forEach(function(b){a._data.addEventListener(b,a._refreshBound,!1)})},a.prototype._removeDataListeners=function(){var a=this;this._dataChangedEvents.forEach(function(b){a._data.removeEventListener(b,a._refreshBound,!1)})},a.prototype._isElementFocusable=function(a){var b=!1;if(a){var c=a.winControl;b=c?!this._hasAnyHiddenClasses(c)&&c.type!==h.typeSeparator&&!c.hidden&&!c.disabled&&(!c.firstElementFocus||c.firstElementFocus.tabIndex>=0||c.lastElementFocus.tabIndex>=0):"none"!==a.style.display&&"hidden"!==m._getComputedStyle(a).visibility&&a.tabIndex>=0}return b},a.prototype._clearHiddenPolicyClasses=function(a){m.removeClass(a.element,h.ClassNames.commandPrimaryOverflownPolicyClass),m.removeClass(a.element,h.ClassNames.commandSecondaryOverflownPolicyClass),m.removeClass(a.element,h.ClassNames.commandSeparatorHiddenPolicyClass);
},a.prototype._hasHiddenPolicyClasses=function(a){return m.hasClass(a.element,h.ClassNames.commandPrimaryOverflownPolicyClass)||m.hasClass(a.element,h.ClassNames.commandSecondaryOverflownPolicyClass)||m.hasClass(a.element,h.ClassNames.commandSeparatorHiddenPolicyClass)},a.prototype._hasAnyHiddenClasses=function(a){return m.hasClass(a.element,h.ClassNames.commandHiddenClass)||this._hasHiddenPolicyClasses(a)},a.prototype._isCommandInActionArea=function(a){return a&&a.winControl&&a.parentElement===this._dom.actionArea},a.prototype._getLastElementFocus=function(a){return this._isCommandInActionArea(a)?a.winControl.lastElementFocus:a},a.prototype._getFirstElementFocus=function(a){return this._isCommandInActionArea(a)?a.winControl.firstElementFocus:a},a.prototype._keyDownHandler=function(a){if(!a.altKey){if(m._matchesSelector(a.target,".win-interactive, .win-interactive *"))return;var b,c=m.Key,d=this._getFocusableElementsInfo();if(d.elements.length)switch(a.keyCode){case this._rtl?c.rightArrow:c.leftArrow:case c.upArrow:var e=Math.max(0,d.focusedIndex-1);b=this._getLastElementFocus(d.elements[e%d.elements.length]);break;case this._rtl?c.leftArrow:c.rightArrow:case c.downArrow:var e=Math.min(d.focusedIndex+1,d.elements.length-1);b=this._getFirstElementFocus(d.elements[e]);break;case c.home:var e=0;b=this._getFirstElementFocus(d.elements[e]);break;case c.end:var e=d.elements.length-1;b=this._getLastElementFocus(d.elements[e])}b&&b!==q.document.activeElement&&(b.focus(),a.preventDefault())}},a.prototype._getDataFromDOMElements=function(a){this._writeProfilerMark("_getDataFromDOMElements,info"),g.processAll(a,!0);for(var b,c=[],d=a.children.length,e=0;d>e;e++){if(b=a.children[e],!(b.winControl&&b.winControl instanceof i.AppBarCommand))throw new n("WinJS.UI._CommandingSurface.MustContainCommands",E.mustContainCommands);c.push(b.winControl)}return new f.List(c)},a.prototype._canMeasure=function(){return(this._updateDomImpl.renderedState.isOpenedMode||this._updateDomImpl.renderedState.closedDisplayMode===H.compact||this._updateDomImpl.renderedState.closedDisplayMode===H.full)&&q.document.body.contains(this._dom.root)&&this._dom.actionArea.offsetWidth>0},a.prototype._resizeHandler=function(){if(this._canMeasure()){var a=m._getPreciseContentWidth(this._dom.actionArea);this._cachedMeasurements&&this._cachedMeasurements.actionAreaContentBoxWidth!==a&&(this._cachedMeasurements.actionAreaContentBoxWidth=a,this._updateDomImpl.layoutDirty(),this._machine.updateDom())}else this._updateDomImpl.measurementsDirty()},a.prototype.synchronousOpen=function(){this._overflowAlignmentOffset=0,this._isOpenedMode=!0,this._updateDomImpl.update(),this._overflowAlignmentOffset=this._computeAdjustedOverflowAreaOffset(),this._updateDomImpl.update()},a.prototype._computeAdjustedOverflowAreaOffset=function(){t.log&&(!this._updateDomImpl.renderedState.isOpenedMode&&t.log("The CommandingSurface should only attempt to compute adjusted overflowArea offset  when it has been rendered opened"),0!==this._updateDomImpl.renderedState.overflowAlignmentOffset&&t.log("The CommandingSurface should only attempt to compute adjusted overflowArea offset  when it has been rendered with an overflowAlignementOffset of 0"));var a=(this._dom.overflowArea,this.getBoundingRects()),b=0;if(this._rtl){var c=window.innerWidth,d=a.overflowArea.right;b=Math.min(c-d,0)}else{var e=a.overflowArea.left;b=Math.min(0,e)}return b},a.prototype.synchronousClose=function(){this._isOpenedMode=!1,this._updateDomImpl.update()},a.prototype.updateDom=function(){this._updateDomImpl.update()},a.prototype._getDataChangeInfo=function(){var a=this,b=[],c=[],d=[],e=[],f=[],g=[],i=[],j=[],k=[],l=[];return Array.prototype.forEach.call(this._dom.actionArea.querySelectorAll(h.commandSelector),function(b){a._hasAnyHiddenClasses(b.winControl)||e.push(b),f.push(b)}),this.data.forEach(function(b){var c=b.hidden,d=c&&!m.hasClass(b.element,h.ClassNames.commandHiddenClass),e=!c&&m.hasClass(b.element,h.ClassNames.commandHiddenClass),f=m.hasClass(b.element,h.ClassNames.commandPrimaryOverflownPolicyClass);a._hasAnyHiddenClasses(b.element.winControl)||g.push(b.element),f?j.push(b.element):d?k.push(b.element):e&&l.push(b.element),i.push(b.element)}),c=C(f,i),d=D(e,g),b=C(i,f),{nextElements:i,prevElements:f,added:b,deleted:c,unchanged:d,hiding:k,showing:l,overflown:j}},a.prototype._processNewData=function(){var a=this;this._writeProfilerMark("_processNewData,info");var b=this._getDataChangeInfo(),d=c._createUpdateListAnimation(b.added.concat(b.showing).concat(b.overflown),b.deleted.concat(b.hiding),b.unchanged);return b.deleted.forEach(function(b){var c=b.winControl;c&&c._propertyMutations&&c._propertyMutations.unbind(a._refreshBound)}),b.added.forEach(function(b){var c=b.winControl;c&&c._propertyMutations&&c._propertyMutations.bind(a._refreshBound)}),b.prevElements.forEach(function(a){a.parentElement&&a.parentElement.removeChild(a)}),b.nextElements.forEach(function(b){a._dom.actionArea.appendChild(b)}),b.hiding.forEach(function(a){m.addClass(a,h.ClassNames.commandHiddenClass)}),b.showing.forEach(function(a){m.removeClass(a,h.ClassNames.commandHiddenClass)}),this._dom.actionArea.appendChild(this._dom.overflowButton),d.execute(),!0},a.prototype._measure=function(){var a=this;if(this._writeProfilerMark("_measure,info"),this._canMeasure()){var b=this._dom.overflowButton.style.display;this._dom.overflowButton.style.display="";var c=m._getPreciseTotalWidth(this._dom.overflowButton);this._dom.overflowButton.style.display=b;var d=m._getPreciseContentWidth(this._dom.actionArea),e=0,f=0,g={};return this._primaryCommands.forEach(function(b){var c=b.element.style.display;b.element.style.display="inline-block",b.type===h.typeContent?g[a._commandUniqueId(b)]=m._getPreciseTotalWidth(b.element):b.type===h.typeSeparator?e||(e=m._getPreciseTotalWidth(b.element)):f||(f=m._getPreciseTotalWidth(b.element)),b.element.style.display=c}),this._cachedMeasurements={contentCommandWidths:g,separatorWidth:e,standardCommandWidth:f,overflowButtonWidth:c,actionAreaContentBoxWidth:d},!0}return!1},a.prototype._layoutCommands=function(){var a=this;this._writeProfilerMark("_layoutCommands,StartTM");var b=[],c=[],d=[],e=[];this.data.forEach(function(d){a._clearHiddenPolicyClasses(d),d.hidden||(d.section===h.secondaryCommandSection?b.push(d):c.push(d))});var f=b.length>0,g=this._getVisiblePrimaryCommandsLocation(c,f);d=g.commandsForActionArea,e=g.commandsForOverflowArea,e.forEach(function(a){return m.addClass(a.element,h.ClassNames.commandPrimaryOverflownPolicyClass)}),b.forEach(function(a){return m.addClass(a.element,h.ClassNames.commandSecondaryOverflownPolicyClass)}),this._hideSeparatorsIfNeeded(d),m.empty(this._dom.overflowArea),this._menuCommandProjections.map(function(a){a.dispose()});var i=function(a){return a.type===h.typeContent},k=e.some(i)||b.some(i);k&&!this._contentFlyout&&(this._contentFlyoutInterior=q.document.createElement("div"),m.addClass(this._contentFlyoutInterior,h.ClassNames.contentFlyoutCssClass),this._contentFlyout=new p.Flyout,this._contentFlyout.element.appendChild(this._contentFlyoutInterior),q.document.body.appendChild(this._contentFlyout.element),this._contentFlyout.onbeforeshow=function(){m.empty(a._contentFlyoutInterior),m._reparentChildren(a._chosenCommand.element,a._contentFlyoutInterior)},this._contentFlyout.onafterhide=function(){m._reparentChildren(a._contentFlyoutInterior,a._chosenCommand.element)});var l=!1,n=[];if(e.forEach(function(b){b.type===h.typeToggle&&(l=!0),n.push(a._projectAsMenuCommand(b))}),e.length>0&&b.length>0){var o=new j._MenuCommand(null,{type:h.typeSeparator});n.push(o)}b.forEach(function(b){b.type===h.typeToggle&&(l=!0),n.push(a._projectAsMenuCommand(b))}),this._hideSeparatorsIfNeeded(n),n.forEach(function(b){a._dom.overflowArea.appendChild(b.element)}),this._menuCommandProjections=n,m[l?"addClass":"removeClass"](this._dom.overflowArea,h.ClassNames.menuContainsToggleCommandClass),n.length>0&&this._dom.overflowArea.appendChild(this._dom.overflowAreaSpacer);var r=this._needsOverflowButton(d.length>0,n.length>0);return this._dom.overflowButton.style.display=r?"":"none",this._writeProfilerMark("_layoutCommands,StopTM"),!0},a.prototype._getVisiblePrimaryCommandsInfo=function(a){for(var b=0,c=[],d=0,e=0,f=a.length-1;f>=0;f--){var g=a[f];d=void 0===g.priority?e--:g.priority,b=this._getCommandWidth(g),c.unshift({command:g,width:b,priority:d})}return c},a.prototype._getVisiblePrimaryCommandsLocation=function(a,b){for(var c=[],d=[],e=this._getVisiblePrimaryCommandsInfo(a),f=e.slice(0).sort(function(a,b){return a.priority-b.priority}),g=Number.MAX_VALUE,h=this._cachedMeasurements.actionAreaContentBoxWidth,i=this._needsOverflowButton(a.length>0,b),j=0,k=f.length;k>j;j++){h-=f[j].width;var l=i||j!==k-1?this._cachedMeasurements.overflowButtonWidth:0;if(l>h){g=f[j].priority-1;break}}return e.forEach(function(a){a.priority<=g?c.push(a.command):d.push(a.command)}),{commandsForActionArea:c,commandsForOverflowArea:d}},a.prototype._needsOverflowButton=function(a,b){return b?!0:this._hasExpandableActionArea()&&a?!0:!1},a.prototype._minimalLayout=function(){if(this.closedDisplayMode===H.minimal){var a=function(a){return!a.hidden},b=this.data.some(a);this._dom.overflowButton.style.display=b?"":"none"}},a.prototype._commandUniqueId=function(a){return m._uniqueID(a.element)},a.prototype._getCommandWidth=function(a){return a.type===h.typeContent?this._cachedMeasurements.contentCommandWidths[this._commandUniqueId(a)]:a.type===h.typeSeparator?this._cachedMeasurements.separatorWidth:this._cachedMeasurements.standardCommandWidth},a.prototype._projectAsMenuCommand=function(a){var b=this,c=new j._MenuCommand(null,{label:a.label,type:(a.type===h.typeContent?h.typeFlyout:a.type)||h.typeButton,disabled:a.disabled,flyout:a.flyout,beforeInvoke:function(){b._chosenCommand=c._originalICommand,b._chosenCommand.type===h.typeToggle&&(b._chosenCommand.selected=!b._chosenCommand.selected)}});return a.selected&&(c.selected=!0),a.extraClass&&(c.extraClass=a.extraClass),a.type===h.typeContent?(c.label||(c.label=h.contentMenuCommandDefaultLabel),c.flyout=this._contentFlyout):c.onclick=a.onclick,c._originalICommand=a,c},a.prototype._hideSeparatorsIfNeeded=function(a){var b,c=h.typeSeparator,d=a.length;a.forEach(function(a){a.type===h.typeSeparator&&c===h.typeSeparator&&m.addClass(a.element,h.ClassNames.commandSeparatorHiddenPolicyClass),c=a.type});for(var e=d-1;e>=0&&(b=a[e],b.type===h.typeSeparator);e--)m.addClass(b.element,h.ClassNames.commandSeparatorHiddenPolicyClass)},a.prototype._hasExpandableActionArea=function(){switch(this.closedDisplayMode){case H.none:case H.minimal:case H.compact:return!0;case H.full:default:return!1}},a.prototype._clearAnimation=function(){var a=e._browserStyleEquivalents.transform.scriptName;this._dom.actionAreaContainer.style[a]="",this._dom.actionArea.style[a]="",this._dom.overflowAreaContainer.style[a]="",this._dom.overflowArea.style[a]=""},a.ClosedDisplayMode=H,a.OverflowDirection=F,a.supportedForProcessing=!0,a}();b._CommandingSurface=J,d.Class.mix(J,o.createEventProperties(h.EventNames.beforeOpen,h.EventNames.afterOpen,h.EventNames.beforeClose,h.EventNames.afterClose)),d.Class.mix(J,k.DOMEventMixin)}),d("WinJS/Controls/CommandingSurface",["require","exports"],function(a,b){function c(){return d||a(["./CommandingSurface/_CommandingSurface"],function(a){d=a}),d._CommandingSurface}var d=null,e=Object.create({},{_CommandingSurface:{get:function(){return c()}}});return e}),d("require-style!less/styles-toolbar",[],function(){}),d("WinJS/Controls/ToolBar/_ToolBar",["require","exports","../../Core/_Base","../ToolBar/_Constants","../CommandingSurface","../../Utilities/_Control","../../Utilities/_Dispose","../../Utilities/_ElementUtilities","../../Core/_ErrorFromName","../../Core/_Events","../../Core/_Global","../../_LightDismissService","../../Core/_Resources","../../Utilities/_OpenCloseMachine","../../Core/_WriteProfilerMark"],function(a,b,c,d,e,f,g,h,i,j,k,l,m,n,o){function p(a,b){b&&h.addClass(a,b)}function q(a,b){b&&h.removeClass(a,b)}a(["require-style!less/styles-toolbar"]);var r={get ariaLabel(){return m._getWinJSString("ui/toolbarAriaLabel").value},get overflowButtonAriaLabel(){return m._getWinJSString("ui/toolbarOverflowButtonAriaLabel").value},get mustContainCommands(){return"The toolbar can only contain WinJS.UI.Command or WinJS.UI.AppBarCommand controls"},get duplicateConstruction(){return"Invalid argument: Controls may only be instantiated one time for each DOM element"}},s={compact:"compact",full:"full"},t={};t[s.compact]=d.ClassNames.compactClass,t[s.full]=d.ClassNames.fullClass;var u=function(){function a(a,b){var c=this;if(void 0===b&&(b={}),this._updateDomImpl_renderedState={isOpenedMode:void 0,closedDisplayMode:void 0,prevInlineWidth:void 0},this._writeProfilerMark("constructor,StartTM"),a&&a.winControl)throw new i("WinJS.UI.ToolBar.DuplicateConstruction",r.duplicateConstruction);this._initializeDom(a||k.document.createElement("div"));var g=new n.OpenCloseMachine({eventElement:this.element,onOpen:function(){var a=c._commandingSurface.createOpenAnimation(c._getClosedHeight());return c._synchronousOpen(),a.execute()},onClose:function(){var a=c._commandingSurface.createCloseAnimation(c._getClosedHeight());return a.execute().then(function(){c._synchronousClose()})},onUpdateDom:function(){c._updateDomImpl()},onUpdateDomWithIsOpened:function(a){c._isOpenedMode=a,c._updateDomImpl()}});this._handleShowingKeyboardBound=this._handleShowingKeyboard.bind(this),h._inputPaneListener.addEventListener(this._dom.root,"showing",this._handleShowingKeyboardBound),this._disposed=!1,this._cachedClosedHeight=null,this._commandingSurface=new e._CommandingSurface(this._dom.commandingSurfaceEl,{openCloseMachine:g}),p(this._dom.commandingSurfaceEl.querySelector(".win-commandingsurface-actionarea"),d.ClassNames.actionAreaCssClass),p(this._dom.commandingSurfaceEl.querySelector(".win-commandingsurface-overflowarea"),d.ClassNames.overflowAreaCssClass),p(this._dom.commandingSurfaceEl.querySelector(".win-commandingsurface-overflowbutton"),d.ClassNames.overflowButtonCssClass),p(this._dom.commandingSurfaceEl.querySelector(".win-commandingsurface-ellipsis"),d.ClassNames.ellipsisCssClass),this._isOpenedMode=d.defaultOpened,this._dismissable=new l.LightDismissableElement({element:this._dom.root,tabIndex:this._dom.root.hasAttribute("tabIndex")?this._dom.root.tabIndex:-1,onLightDismiss:function(){c.close()},onTakeFocus:function(a){c._dismissable.restoreFocus()||c._commandingSurface.takeFocus(a)}}),this.closedDisplayMode=d.defaultClosedDisplayMode,this.opened=this._isOpenedMode,f.setOptions(this,b),h._inDom(this.element).then(function(){return c._commandingSurface.initialized}).then(function(){g.exitInit(),c._writeProfilerMark("constructor,StopTM")})}return Object.defineProperty(a.prototype,"element",{get:function(){return this._dom.root},enumerable:!0,configurable:!0}),Object.defineProperty(a.prototype,"data",{get:function(){return this._commandingSurface.data},set:function(a){this._commandingSurface.data=a},enumerable:!0,configurable:!0}),Object.defineProperty(a.prototype,"closedDisplayMode",{get:function(){return this._commandingSurface.closedDisplayMode},set:function(a){s[a]&&(this._commandingSurface.closedDisplayMode=a,this._cachedClosedHeight=null)},enumerable:!0,configurable:!0}),Object.defineProperty(a.prototype,"opened",{get:function(){return this._commandingSurface.opened},set:function(a){this._commandingSurface.opened=a},enumerable:!0,configurable:!0}),a.prototype.open=function(){this._commandingSurface.open()},a.prototype.close=function(){this._commandingSurface.close()},a.prototype.dispose=function(){this._disposed||(this._disposed=!0,l.hidden(this._dismissable),this._commandingSurface.dispose(),this._synchronousClose(),h._inputPaneListener.removeEventListener(this._dom.root,"showing",this._handleShowingKeyboardBound),g.disposeSubTree(this.element))},a.prototype.forceLayout=function(){this._commandingSurface.forceLayout()},a.prototype.getCommandById=function(a){return this._commandingSurface.getCommandById(a)},a.prototype.showOnlyCommands=function(a){return this._commandingSurface.showOnlyCommands(a)},a.prototype._writeProfilerMark=function(a){o("WinJS.UI.ToolBar:"+this._id+":"+a)},a.prototype._initializeDom=function(a){this._writeProfilerMark("_intializeDom,info"),a.winControl=this,this._id=a.id||h._uniqueID(a),h.addClass(a,d.ClassNames.controlCssClass),h.addClass(a,d.ClassNames.disposableCssClass);var b=a.getAttribute("role");b||a.setAttribute("role","menubar");var c=a.getAttribute("aria-label");c||a.setAttribute("aria-label",r.ariaLabel);var e=document.createElement("DIV");h._reparentChildren(a,e),a.appendChild(e);var f=k.document.createElement("DIV");h.addClass(f,d.ClassNames.placeHolderCssClass),g.markDisposable(f,this.dispose.bind(this)),this._dom={root:a,commandingSurfaceEl:e,placeHolder:f}},a.prototype._handleShowingKeyboard=function(a){this.close()},a.prototype._synchronousOpen=function(){this._isOpenedMode=!0,this._updateDomImpl()},a.prototype._synchronousClose=function(){this._isOpenedMode=!1,this._updateDomImpl()},a.prototype._updateDomImpl=function(){var a=this._updateDomImpl_renderedState;a.isOpenedMode!==this._isOpenedMode&&(this._isOpenedMode?this._updateDomImpl_renderOpened():this._updateDomImpl_renderClosed(),a.isOpenedMode=this._isOpenedMode),a.closedDisplayMode!==this.closedDisplayMode&&(q(this._dom.root,t[a.closedDisplayMode]),p(this._dom.root,t[this.closedDisplayMode]),a.closedDisplayMode=this.closedDisplayMode),this._commandingSurface.updateDom()},a.prototype._getClosedHeight=function(){if(null===this._cachedClosedHeight){var a=this._isOpenedMode;this._isOpenedMode&&this._synchronousClose(),this._cachedClosedHeight=this._commandingSurface.getBoundingRects().commandingSurface.height,a&&this._synchronousOpen()}return this._cachedClosedHeight},a.prototype._updateDomImpl_renderOpened=function(){var a=this;this._updateDomImpl_renderedState.prevInlineWidth=this._dom.root.style.width;var b=this._dom.root.getBoundingClientRect(),c=h._getPreciseContentWidth(this._dom.root),e=h._getPreciseContentHeight(this._dom.root),f=h._getComputedStyle(this._dom.root),g=h._convertToPrecisePixels(f.paddingTop),i=h._convertToPrecisePixels(f.borderTopWidth),j=h._getPreciseMargins(this._dom.root),m=b.top+i+g,n=m+e,o=this._dom.placeHolder,p=o.style;p.width=b.width+"px",p.height=b.height+"px",p.marginTop=j.top+"px",p.marginRight=j.right+"px",p.marginBottom=j.bottom+"px",p.marginLeft=j.left+"px",h._maintainFocus(function(){a._dom.root.parentElement.insertBefore(o,a._dom.root),k.document.body.appendChild(a._dom.root),a._dom.root.style.width=c+"px",a._dom.root.style.left=b.left-j.left+"px";var e=0,f=k.innerHeight,g=m-e,i=f-n;g>i?(a._commandingSurface.overflowDirection=d.OverflowDirection.top,a._dom.root.style.bottom=f-b.bottom-j.bottom+"px"):(a._commandingSurface.overflowDirection=d.OverflowDirection.bottom,a._dom.root.style.top=e+b.top-j.top+"px"),h.addClass(a._dom.root,d.ClassNames.openedClass),h.removeClass(a._dom.root,d.ClassNames.closedClass)}),this._commandingSurface.synchronousOpen(),l.shown(this._dismissable)},a.prototype._updateDomImpl_renderClosed=function(){var a=this;h._maintainFocus(function(){if(a._dom.placeHolder.parentElement){var b=a._dom.placeHolder;b.parentElement.insertBefore(a._dom.root,b),b.parentElement.removeChild(b)}a._dom.root.style.top="",a._dom.root.style.right="",a._dom.root.style.bottom="",a._dom.root.style.left="",a._dom.root.style.width=a._updateDomImpl_renderedState.prevInlineWidth,h.addClass(a._dom.root,d.ClassNames.closedClass),h.removeClass(a._dom.root,d.ClassNames.openedClass)}),this._commandingSurface.synchronousClose(),l.hidden(this._dismissable)},a.ClosedDisplayMode=s,a.supportedForProcessing=!0,a}();b.ToolBar=u,c.Class.mix(u,j.createEventProperties(d.EventNames.beforeOpen,d.EventNames.afterOpen,d.EventNames.beforeClose,d.EventNames.afterClose)),c.Class.mix(u,f.DOMEventMixin)}),d("WinJS/Controls/ToolBar",["require","exports","../Core/_Base"],function(a,b,c){var d=null;c.Namespace.define("WinJS.UI",{ToolBar:{get:function(){return d||a(["./ToolBar/_ToolBar"],function(a){d=a}),d.ToolBar}}})}),d("WinJS/Controls/_LegacyAppBar/_Layouts",["exports","../../Animations/_TransitionAnimation","../../BindingList","../../Core/_BaseUtils","../../Core/_Global","../../Core/_Base","../../Core/_ErrorFromName","../../Core/_Resources","../../Core/_WriteProfilerMark","../../Controls/ToolBar","../../Controls/ToolBar/_Constants","../../Promise","../../Scheduler","../../Utilities/_Control","../../Utilities/_Dispose","../../Utilities/_ElementUtilities","../AppBar/_Command","./_Constants"],function(a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r){"use strict";f.Namespace._moduleDefine(a,"WinJS.UI",{_AppBarBaseLayout:f.Namespace._lazy(function(){var a=r.appBarLayoutCustom,b={get nullCommand(){return"Invalid argument: command must not be null"}},c=f.Class.define(function(a,b){this._disposed=!1,b=b||{},n.setOptions(this,b),a&&this.connect(a)},{className:{get:function(){return this._className}},type:{get:function(){return this._type||a}},commandsInOrder:{get:function(){var a=this.appBarEl.querySelectorAll("."+r.appBarCommandClass);return Array.prototype.map.call(a,function(a){return a.winControl})}},connect:function(a){this.className&&p.addClass(a,this.className),this.appBarEl=a},disconnect:function(){this.className&&p.removeClass(this.appBarEl,this.className),this.appBarEl=null,this.dispose()},layout:function(a){for(var b=a.length,c=0;b>c;c++){var d=this.sanitizeCommand(a[c]);this.appBarEl.appendChild(d._element)}},showCommands:function(a){this.appBarEl.winControl._showCommands(a)},showOnlyCommands:function(a){this.appBarEl.winControl._showOnlyCommands(a)},hideCommands:function(a){this.appBarEl.winControl._hideCommands(a)},sanitizeCommand:function(a){if(!a)throw new g("WinJS.UI.AppBar.NullCommand",b.nullCommand);return a=a.winControl||a,a._element||(a=new q.AppBarCommand(null,a)),a._element.parentElement&&a._element.parentElement.removeChild(a._element),a},dispose:function(){this._disposed=!0},disposeChildren:function(){var a=this.appBarEl.querySelectorAll("."+r.firstDivClass);a=a.length>=1?a[0]:null;var b=this.appBarEl.querySelectorAll("."+r.finalDivClass);b=b.length>=1?b[0]:null;for(var c=this.appBarEl.children,d=c.length,e=0;d>e;e++){var f=c[e];f!==a&&f!==b&&o.disposeSubTree(f)}},handleKeyDown:function(){},commandsUpdated:function(){},beginAnimateCommands:function(){},endAnimateCommands:function(){},scale:function(){},resize:function(){},positionChanging:function(a,b){return l.wrap()},setFocusOnShow:function(){this.appBarEl.winControl._setFocusToAppBar()}});return c})}),f.Namespace._moduleDefine(a,"WinJS.UI",{_AppBarCommandsLayout:f.Namespace._lazy(function(){var b=r.commandLayoutClass,c=r.appBarLayoutCommands,d=f.Class.derive(a._AppBarBaseLayout,function(d){a._AppBarBaseLayout.call(this,d,{_className:b,_type:c}),this._commandLayoutsInit(d)},{commandsInOrder:{get:function(){return this._originalCommands.filter(function(a){return this.appBarEl.contains(a.element)},this)}},layout:function(a){p.empty(this._primaryCommands),p.empty(this._secondaryCommands),this._originalCommands=[];for(var b=0,c=a.length;c>b;b++){var d=this.sanitizeCommand(a[b]);this._originalCommands.push(d),"primary"===d.section||"global"===d.section?this._primaryCommands.appendChild(d._element):this._secondaryCommands.appendChild(d._element)}this.appBarEl.appendChild(this._secondaryCommands),this.appBarEl.appendChild(this._primaryCommands),this._needToMeasureNewCommands=!0,m.schedule(function(){this._needToMeasureNewCommands&&!this._disposed&&this.scale()}.bind(this),m.Priority.idle,this,"WinJS._commandLayoutsMixin._scaleNewCommands")},disposeChildren:function(){o.disposeSubTree(this._primaryCommands),o.disposeSubTree(this._secondaryCommands)},handleKeyDown:function(a){var b=p.Key;if(!p._matchesSelector(a.target,".win-interactive, .win-interactive *")){var c="rtl"===p._getComputedStyle(this.appBarEl).direction,d=c?b.rightArrow:b.leftArrow,f=c?b.leftArrow:b.rightArrow;if(a.keyCode===d||a.keyCode===f||a.keyCode===b.home||a.keyCode===b.end){var g,h=this._primaryCommands.contains(e.document.activeElement),i=this._getFocusableCommandsInLogicalOrder(h);if(i.length)switch(a.keyCode){case d:var j=Math.max(-1,i.focusedIndex-1)+i.length;g=i[j%i.length].winControl.lastElementFocus;break;case f:var j=i.focusedIndex+1+i.length;g=i[j%i.length].winControl.firstElementFocus;break;case b.home:var j=0;g=i[j].winControl.firstElementFocus;break;case b.end:var j=i.length-1;g=i[j].winControl.lastElementFocus}g&&g!==e.document.activeElement&&(g.focus(),a.preventDefault())}}},commandsUpdated:function(a){var b=a?a:this.commandsInOrder.filter(function(a){return!a.hidden});this._fullSizeWidthOfLastKnownVisibleCommands=this._getWidthOfFullSizeCommands(b)},beginAnimateCommands:function(a,b,c){this._scaleAfterAnimations=!1;var d=this._getWidthOfFullSizeCommands(a)-this._getWidthOfFullSizeCommands(b);if(d>0){var e=c.concat(a);this.commandsUpdated(e),this.scale()}else 0>d&&(this._scaleAfterAnimations=!0)},endAnimateCommands:function(){this._scaleAfterAnimations&&(this.commandsUpdated(),this.scale())},resize:function(){this._disposed||(this._appBarTotalKnownWidth=null,this.appBarEl.winControl.opened&&this.scale())},disconnect:function(){a._AppBarBaseLayout.prototype.disconnect.call(this)},_getWidthOfFullSizeCommands:function(a){this._needToMeasureNewCommands&&this._measureContentCommands();var b=0,c=0,d=0;if(!a)return this._fullSizeWidthOfLastKnownVisibleCommands;for(var e,f=0,g=a.length;g>f;f++)e=a[f].winControl||a[f],e._type===r.typeSeparator?c++:e._type!==r.typeContent?d++:b+=e._fullSizeWidth;return b+=c*r.separatorWidth+d*r.buttonWidth},_getFocusableCommandsInLogicalOrder:function(){var a=this._secondaryCommands.children,b=this._primaryCommands.children,c=-1,d=function(a){for(var b=[],d=0,f=a.length;f>d;d++){var g=a[d];if(p.hasClass(g,r.appBarCommandClass)&&g.winControl){var h=g.contains(e.document.activeElement);(g.winControl._isFocusable()||h)&&(b.push(g),h&&(c=b.length-1))}}return b},f=Array.prototype.slice.call(a).concat(Array.prototype.slice.call(b)),g=d(f);return g.focusedIndex=c,g},_commandLayoutsInit:function(){this._primaryCommands=e.document.createElement("DIV"),this._secondaryCommands=e.document.createElement("DIV"),p.addClass(this._primaryCommands,r.primaryCommandsClass),p.addClass(this._secondaryCommands,r.secondaryCommandsClass)},_scaleHelper:function(){var a="minimal"===this.appBarEl.winControl.closedDisplayMode?r.appBarInvokeButtonWidth:0;return e.document.documentElement.clientWidth-a},_measureContentCommands:function(){if(e.document.body.contains(this.appBarEl)){this._needToMeasureNewCommands=!1;var a=p.hasClass(this.appBarEl,"win-navbar-closed");p.removeClass(this.appBarEl,"win-navbar-closed");var b=this.appBarEl.style.display;this.appBarEl.style.display="";for(var c,d,f=this.appBarEl.querySelectorAll("div."+r.appBarCommandClass),g=0,h=f.length;h>g;g++)d=f[g],d.winControl&&d.winControl._type===r.typeContent&&(c=d.style.display,d.style.display="",d.winControl._fullSizeWidth=p.getTotalWidth(d)||0,d.style.display=c);this.appBarEl.style.display=b,a&&p.addClass(this.appBarEl,"win-navbar-closed"),this.commandsUpdated()}}});return d})}),f.Namespace._moduleDefine(a,"WinJS.UI",{_AppBarMenuLayout:f.Namespace._lazy(function(){function g(a,c){var f=c.duration*b._animationFactor,g=d._browserStyleEquivalents.transition.scriptName;a.style[g]=f+"ms "+t.cssName+" "+c.timing,a.style[t.scriptName]=c.to;var h;return new l(function(b){var c=function(b){b.target===a&&b.propertyName===t.cssName&&h()},i=!1;h=function(){i||(e.clearTimeout(j),a.removeEventListener(d._browserEventEquivalents.transitionEnd,c),a.style[g]="",i=!0),b()};var j=e.setTimeout(function(){j=e.setTimeout(h,f)},50);a.addEventListener(d._browserEventEquivalents.transitionEnd,c)},function(){h()})}function h(a,b,c){var d=c.anchorTrailingEdge?c.to.total-c.from.total:c.from.total-c.to.total,e="width"===c.dimension?"translateX":"translateY",f=c.dimension,h=c.duration||367,i=c.timing||"cubic-bezier(0.1, 0.9, 0.2, 1)";a.style[f]=c.to.total+"px",a.style[t.scriptName]=e+"("+d+"px)",b.style[f]=c.to.content+"px",b.style[t.scriptName]=e+"("+-d+"px)",p._getComputedStyle(a).opacity,p._getComputedStyle(b).opacity;var j={duration:h,timing:i,to:""};return l.join([g(a,j),g(b,j)])}function m(a,b,c){var e=c.anchorTrailingEdge?c.from.total-c.to.total:c.to.total-c.from.total,f="width"===c.dimension?"translateX":"translateY",h=c.duration||367,i=c.timing||"cubic-bezier(0.1, 0.9, 0.2, 1)";a.style[t.scriptName]="",b.style[t.scriptName]="",p._getComputedStyle(a).opacity,p._getComputedStyle(b).opacity;var j={duration:h,timing:i},k=d._merge(j,{to:f+"("+e+"px)"}),m=d._merge(j,{to:f+"("+-e+"px)"});return l.join([g(a,k),g(b,m)])}function n(a,b,c){return c.to.total>c.from.total?h(a,b,c):c.to.total<c.from.total?m(a,b,c):l.as()}var q=r.menuLayoutClass,s=r.appBarLayoutMenu,t=d._browserStyleEquivalents.transform,u=f.Class.derive(a._AppBarBaseLayout,function(b){a._AppBarBaseLayout.call(this,b,{_className:q,_type:s}),this._tranformNames=d._browserStyleEquivalents.transform,this._animationCompleteBound=this._animationComplete.bind(this),this._positionToolBarBound=this._positionToolBar.bind(this)},{commandsInOrder:{get:function(){return this._originalCommands}},layout:function(a){this._writeProfilerMark("layout,info"),a=a||[],this._originalCommands=[];var b=this;a.forEach(function(a){b._originalCommands.push(b.sanitizeCommand(a))}),this._displayedCommands=this._originalCommands.slice(0),this._menu?p.empty(this._menu):(this._menu=e.document.createElement("div"),p.addClass(this._menu,r.menuContainerClass)),this.appBarEl.appendChild(this._menu),this._toolbarEl=e.document.createElement("div"),this._menu.appendChild(this._toolbarEl),this._createToolBar(a)},showCommands:function(a){var b=this._getCommandsElements(a),c=[],d=[],e=this;this._originalCommands.forEach(function(a){(b.indexOf(a.element)>=0||e._displayedCommands.indexOf(a)>=0)&&(d.push(a),c.push(a))}),this._displayedCommands=d,this._updateData(c)},showOnlyCommands:function(a){this._displayedCommands=[],this.showCommands(a)},hideCommands:function(a){var b=this._getCommandsElements(a),c=[],d=[],e=this;this._originalCommands.forEach(function(a){-1===b.indexOf(a.element)&&e._displayedCommands.indexOf(a)>=0&&(d.push(a),c.push(a))}),this._displayedCommands=d,this._updateData(c)},connect:function(b){this._writeProfilerMark("connect,info"),a._AppBarBaseLayout.prototype.connect.call(this,b),this._id=p._uniqueID(b)},resize:function(){this._writeProfilerMark("resize,info"),this._initialized&&(this._forceLayoutPending=!0)},positionChanging:function(a,b){return this._writeProfilerMark("positionChanging from:"+a+" to: "+b+",info"),this._animationPromise=this._animationPromise||l.wrap(),this._animating&&this._animationPromise.cancel(),this._animating=!0,"shown"===b||"shown"!==a&&"compact"===b?(this._positionToolBar(),this._animationPromise=this._animateToolBarEntrance()):"minimal"===a||"compact"===a||"hidden"===a?this._animationPromise=l.wrap():this._animationPromise=this._animateToolBarExit(),this._animationPromise.then(this._animationCompleteBound,this._animationCompleteBound),this._animationPromise},disposeChildren:function(){this._writeProfilerMark("disposeChildren,info"),this._toolbar&&o.disposeSubTree(this._toolbarEl),this._originalCommands=[],this._displayedCommands=[]},setFocusOnShow:function(){this.appBarEl.winControl._setFocusToAppBar(!0,this._menu)},_updateData:function(a){var b=p.hasClass(this.appBarEl,"win-navbar-closed"),d=p.hasClass(this.appBarEl,"win-navbar-opened");p.removeClass(this.appBarEl,"win-navbar-closed");var e=this.appBarEl.style.display;this.appBarEl.style.display="",this._toolbar.data=new c.List(a),b&&this._positionToolBar(),this.appBarEl.style.display=e,b&&p.addClass(this.appBarEl,"win-navbar-closed"),d&&(this._positionToolBar(),this._animateToolBarEntrance())},_getCommandsElements:function(a){
if(!a)return[];"string"!=typeof a&&a&&a.length||(a=[a]);for(var b=[],c=0,d=a.length;d>c;c++)if(a[c])if("string"==typeof a[c]){var f=e.document.getElementById(a[c]);if(f)b.push(f);else for(var g=0,h=this._originalCommands.length;h>g;g++){var f=this._originalCommands[g].element;f.id===a[c]&&b.push(f)}}else a[c].element?b.push(a[c].element):b.push(a[c]);return b},_animationComplete:function(){this._disposed||(this._animating=!1)},_createToolBar:function(a){this._writeProfilerMark("_createToolBar,info");var b=p.hasClass(this.appBarEl,"win-navbar-closed");p.removeClass(this.appBarEl,"win-navbar-closed");var d=this.appBarEl.style.display;this.appBarEl.style.display="",this._toolbar=new j.ToolBar(this._toolbarEl,{data:new c.List(this._originalCommands),shownDisplayMode:"full"});var e=this;this._appbarInvokeButton=this.appBarEl.querySelector("."+r.invokeButtonClass),this._overflowButton=this._toolbarEl.querySelector("."+k.overflowButtonCssClass),this._overflowButton.addEventListener("click",function(){e._appbarInvokeButton.click()}),this._positionToolBar(),this.appBarEl.style.display=d,b&&p.addClass(this.appBarEl,"win-navbar-closed")},_positionToolBar:function(){this._disposed||(this._writeProfilerMark("_positionToolBar,info"),this._initialized=!0)},_animateToolBarEntrance:function(){this._writeProfilerMark("_animateToolBarEntrance,info"),this._forceLayoutPending&&(this._forceLayoutPending=!1,this._toolbar.forceLayout(),this._positionToolBar());var a=this._isMinimal()?0:this.appBarEl.offsetHeight;if(this._isBottom()){var b=this._menu.offsetHeight-a;return this._executeTranslate(this._menu,"translateY("+-b+"px)")}return n(this._menu,this._toolbarEl,{from:{content:a,total:a},to:{content:this._menu.offsetHeight,total:this._menu.offsetHeight},dimension:"height",duration:400,timing:"ease-in"})},_animateToolBarExit:function(){this._writeProfilerMark("_animateToolBarExit,info");var a=this._isMinimal()?0:this.appBarEl.offsetHeight;return this._isBottom()?this._executeTranslate(this._menu,"none"):n(this._menu,this._toolbarEl,{from:{content:this._menu.offsetHeight,total:this._menu.offsetHeight},to:{content:a,total:a},dimension:"height",duration:400,timing:"ease-in"})},_executeTranslate:function(a,c){return b.executeTransition(a,{property:this._tranformNames.cssName,delay:0,duration:400,timing:"ease-in",to:c})},_isMinimal:function(){return"minimal"===this.appBarEl.winControl.closedDisplayMode},_isBottom:function(){return"bottom"===this.appBarEl.winControl.placement},_writeProfilerMark:function(a){i("WinJS.UI._AppBarMenuLayout:"+this._id+":"+a)}});return u})})}),d("WinJS/Controls/_LegacyAppBar",["exports","../Core/_Global","../Core/_WinRT","../Core/_Base","../Core/_BaseUtils","../Core/_ErrorFromName","../Core/_Events","../Core/_Resources","../Core/_WriteProfilerMark","../Animations","../Promise","../Scheduler","../_LightDismissService","../Utilities/_Control","../Utilities/_Dispose","../Utilities/_ElementUtilities","../Utilities/_Hoverable","../Utilities/_KeyboardBehavior","./_LegacyAppBar/_Constants","./_LegacyAppBar/_Layouts","./AppBar/_Command","./AppBar/_Icon","./Flyout/_Overlay","../Application"],function(a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u,v,w,x){"use strict";d.Namespace._moduleDefine(a,"WinJS.UI",{_LegacyAppBar:d.Namespace._lazy(function(){function a(a){var c=b.document.querySelectorAll("."+s.appBarClass);if(c)for(var d=c.length,e=0;d>e;e++){var f=c[e],g=f.winControl;g&&!f.disabled&&g._manipulationChanged(a)}}var q={beforeOpen:"beforeopen",afterOpen:"afteropen",beforeClose:"beforeclose",afterClose:"afterclose"},u=g._createEventProperty,v={none:0,hidden:0,minimal:25,compact:48},x={none:"hidden",hidden:"hidden",minimal:"minimal",shown:"shown",compact:"compact"},y={none:"none",minimal:"minimal",compact:"compact"},z="shown",A="hidden",B=!1,C={get ariaLabel(){return h._getWinJSString("ui/appBarAriaLabel").value},get requiresCommands(){return"Invalid argument: commands must not be empty"},get cannotChangePlacementWhenVisible(){return"Invalid argument: The placement property cannot be set when the AppBar is visible, call hide() first"},get cannotChangeLayoutWhenVisible(){return"Invalid argument: The layout property cannot be set when the AppBar is visible, call hide() first"}},D=d.Class.derive(w._Overlay,function(c,d){this._initializing=!0,d=d||{},this._element=c||b.document.createElement("div"),this._id=this._element.id||p._uniqueID(this._element),this._writeProfilerMark("constructor,StartTM"),p.addClass(this._element,s.appBarClass);var e=this;this._dismissable=new m.LightDismissableElement({element:this._element,tabIndex:this._element.hasAttribute("tabIndex")?this._element.tabIndex:-1,onLightDismiss:function(){e.close()},onTakeFocus:function(a){e._dismissable.restoreFocus()||e._layoutImpl.setFocusOnShow()}});var f=this._element.getAttribute("role");f||this._element.setAttribute("role","menubar");var g=this._element.getAttribute("aria-label");g||this._element.setAttribute("aria-label",C.ariaLabel),this._baseOverlayConstructor(this._element),this._lastPositionVisited=x.none,p.addClass(this._element,s.hiddenClass),this._invokeButton=b.document.createElement("button"),this._invokeButton.tabIndex=0,this._invokeButton.setAttribute("type","button"),this._invokeButton.innerHTML="<span class='"+s.ellipsisClass+"'></span>",p.addClass(this._invokeButton,s.invokeButtonClass),this._element.appendChild(this._invokeButton),this._invokeButton.addEventListener("click",function(){e.opened?e._hide():e._show()},!1),this._layout=s.appBarLayoutCustom,delete d._layout,this.placement=d.placement||s.appBarPlacementBottom,this.closedDisplayMode=d.closedDisplayMode||y.compact,n.setOptions(this,d);var h=this._commandsUpdated.bind(this);return this._element.addEventListener(s.commandVisibilityChanged,function(a){e._disposed||(e.opened&&a.preventDefault(),h())}),this._initializing=!1,this._setFocusToAppBarBound=this._setFocusToAppBar.bind(this),this._element.addEventListener("keydown",this._handleKeyDown.bind(this),!1),B||(b.document.addEventListener("MSManipulationStateChanged",a,!1),B=!0),this.closedDisplayMode===y.none&&this.layout===s.appBarLayoutCommands&&(this._element.style.display="none"),this._winKeyboard=new r._WinKeyboard(this._element),this._writeProfilerMark("constructor,StopTM"),this},{placement:{get:function(){return this._placement},set:function(a){var b=!1;if(c.Windows.ApplicationModel.DesignMode.designModeEnabled&&(this._hide(),b=!0),this.opened)throw new f("WinJS.UI._LegacyAppBar.CannotChangePlacementWhenVisible",C.cannotChangePlacementWhenVisible);this._placement=a===s.appBarPlacementTop?s.appBarPlacementTop:s.appBarPlacementBottom,this._placement===s.appBarPlacementTop?(p.addClass(this._element,s.topClass),p.removeClass(this._element,s.bottomClass)):this._placement===s.appBarPlacementBottom&&(p.removeClass(this._element,s.topClass),p.addClass(this._element,s.bottomClass)),this._ensurePosition(),b&&this._show()}},_layout:{get:function(){return this._layoutImpl.type},set:function(a){a!==s.appBarLayoutCommands&&a!==s.appBarLayoutCustom&&a!==s.appBarLayoutMenu;var b=!1;if(c.Windows.ApplicationModel.DesignMode.designModeEnabled&&(this._hide(),b=!0),this.opened)throw new f("WinJS.UI._LegacyAppBar.CannotChangeLayoutWhenVisible",C.cannotChangeLayoutWhenVisible);var d;this._initializing||(d=this._layoutImpl.commandsInOrder,this._layoutImpl.disconnect()),a===s.appBarLayoutCommands?this._layoutImpl=new t._AppBarCommandsLayout:a===s.appBarLayoutMenu?this._layoutImpl=new t._AppBarMenuLayout:this._layoutImpl=new t._AppBarBaseLayout,this._layoutImpl.connect(this._element),d&&d.length&&this._layoutCommands(d),b&&this._show()},configurable:!0},commands:{set:function(a){if(this.opened)throw new f("WinJS.UI._LegacyAppBar.CannotChangeCommandsWhenVisible",h._formatString(w._Overlay.commonstrings.cannotChangeCommandsWhenVisible,"_LegacyAppBar"));this._initializing||this._disposeChildren(),this._layoutCommands(a)}},_layoutCommands:function(a){p.empty(this._element),this._element.appendChild(this._invokeButton),Array.isArray(a)||(a=[a]),this._layoutImpl.layout(a)},closedDisplayMode:{get:function(){return this._closedDisplayMode},set:function(a){var b=this._closedDisplayMode;if(b!==a){var c=p.hasClass(this._element,s.hiddenClass)||p.hasClass(this._element,s.hidingClass);a===y.none?(this._closedDisplayMode=y.none,c&&b||(p.removeClass(this._element,s.minimalClass),p.removeClass(this._element,s.compactClass))):a===y.minimal?(this._closedDisplayMode=y.minimal,c&&b&&b!==y.none||(p.addClass(this._element,s.minimalClass),p.removeClass(this._element,s.compactClass))):(this._closedDisplayMode=y.compact,p.addClass(this._element,s.compactClass),p.removeClass(this._element,s.minimalClass)),this._layoutImpl.resize(),c&&this._changeVisiblePosition(x[this._closedDisplayMode])}}},opened:{get:function(){return!p.hasClass(this._element,s.hiddenClass)&&!p.hasClass(this._element,s.hidingClass)&&this._doNext!==x.minimal&&this._doNext!==x.compact&&this._doNext!==x.none},set:function(a){var b=this.opened;a&&!b?this._show():!a&&b&&this._hide()}},onbeforeopen:u(q.beforeOpen),onafteropen:u(q.afterOpen),onbeforeclose:u(q.beforeClose),onafterclose:u(q.afterClose),getCommandById:function(a){var b=this._layoutImpl.commandsInOrder.filter(function(b){return b.id===a||b.element.id===a});return 1===b.length?b[0]:0===b.length?null:b},showCommands:function(a){if(!a)throw new f("WinJS.UI._LegacyAppBar.RequiresCommands",C.requiresCommands);this._layoutImpl.showCommands(a)},hideCommands:function(a){if(!a)throw new f("WinJS.UI._LegacyAppBar.RequiresCommands",C.requiresCommands);this._layoutImpl.hideCommands(a)},showOnlyCommands:function(a){if(!a)throw new f("WinJS.UI._LegacyAppBar.RequiresCommands",C.requiresCommands);this._layoutImpl.showOnlyCommands(a)},open:function(){this._writeProfilerMark("show,StartTM"),this._show()},_show:function(){var a=x.shown,b=null;this.disabled||!p.hasClass(this._element,s.hiddenClass)&&!p.hasClass(this._element,s.hidingClass)||(b=z),this._changeVisiblePosition(a,b),b&&(this._updateFirstAndFinalDiv(),m.shown(this._dismissable))},close:function(){this._writeProfilerMark("hide,StartTM"),this._hide()},_hide:function(a){var a=a||x[this.closedDisplayMode],b=null;p.hasClass(this._element,s.hiddenClass)||p.hasClass(this._element,s.hidingClass)||(b=A),this._changeVisiblePosition(a,b)},_dispose:function(){o.disposeSubTree(this.element),m.hidden(this._dismissable),this._layoutImpl.dispose(),this.disabled=!0,this.close()},_disposeChildren:function(){this._layoutImpl.disposeChildren()},_handleKeyDown:function(a){this._invokeButton.contains(b.document.activeElement)||this._layoutImpl.handleKeyDown(a)},_visiblePixels:{get:function(){return{hidden:v.hidden,minimal:v.minimal,compact:Math.max(this._heightWithoutLabels||0,v.compact),shown:this._element.offsetHeight}}},_visiblePosition:{get:function(){return this._animating&&x[this._element.winAnimating]?this._element.winAnimating:this._lastPositionVisited}},_visible:{get:function(){return this._visiblePosition!==x.none}},_changeVisiblePosition:function(a,b){if(this._visiblePosition===a&&!this._keyboardObscured||this.disabled&&a!==x.disabled)this._afterPositionChange(null);else if(this._animating||this._needToHandleShowingKeyboard||this._needToHandleHidingKeyboard)this._doNext=a,this._afterPositionChange(null);else{this._element.winAnimating=a;var c=this._initializing?!1:!0,d=this._lastPositionVisited;this._element.style.display="";var e=a===x.hidden;this._keyboardObscured&&(e?c=!1:d=x.hidden,this._keyboardObscured=!1),b===z?this._beforeShow():b===A&&this._beforeHide(),this._ensurePosition(),this._element.style.opacity=1,this._element.style.visibility="visible",this._animationPromise=c?this._animatePositionChange(d,a):k.wrap(),this._animationPromise.then(function(){this._afterPositionChange(a,b)}.bind(this),function(){this._afterPositionChange(a,b)}.bind(this))}},_afterPositionChange:function(a,b){if(!this._disposed){if(a){a===x.minimal&&(p.addClass(this._element,s.minimalClass),p.removeClass(this._element,s.compactClass)),a===x.hidden&&this.closedDisplayMode===y.none&&(p.removeClass(this._element,s.minimalClass),p.removeClass(this._element,s.compactClass)),this._element.winAnimating="",this._lastPositionVisited=a,this._doNext===this._lastPositionVisited&&(this._doNext=""),b===A&&m.hidden(this._dismissable),a===x.hidden&&(this._element.style.visibility="hidden",this._element.style.display="none");var c=e._browserStyleEquivalents.transform.scriptName;this._element.style[c]="",b===z?this._afterShow():b===A&&this._afterHide(),l.schedule(this._checkDoNext,l.Priority.normal,this,"WinJS.UI._LegacyAppBar._checkDoNext")}this._afterPositionChangeCallBack()}},_afterPositionChangeCallBack:function(){},_beforeShow:function(){this._queuedCommandAnimation&&(this._showAndHideFast(this._queuedToShow,this._queuedToHide),this._queuedToShow=[],this._queuedToHide=[]),this._layoutImpl.scale(),this.closedDisplayMode===y.compact&&(this._heightWithoutLabels=this._element.offsetHeight),p.removeClass(this._element,s.hiddenClass),p.addClass(this._element,s.showingClass),this._sendEvent(q.beforeOpen)},_afterShow:function(){p.removeClass(this._element,s.showingClass),p.addClass(this._element,s.shownClass),this._sendEvent(q.afterOpen),this._writeProfilerMark("show,StopTM")},_beforeHide:function(){p.removeClass(this._element,s.shownClass),p.addClass(this._element,s.hidingClass),this._sendEvent(q.beforeClose)},_afterHide:function(){this._queuedCommandAnimation&&(this._showAndHideFast(this._queuedToShow,this._queuedToHide),this._queuedToShow=[],this._queuedToHide=[]),p.removeClass(this._element,s.hidingClass),p.addClass(this._element,s.hiddenClass),this._sendEvent(q.afterClose),this._writeProfilerMark("hide,StopTM")},_animatePositionChange:function(a,b){var c,d=this._layoutImpl.positionChanging(a,b),e=this._visiblePixels[a],f=this._visiblePixels[b],g=Math.abs(f-e),h=this._placement===s.appBarPlacementTop?-g:g;if(this._placement===s.appBarPlacementTop&&(a===x.shown&&b===x.compact||a===x.compact&&b===x.shown)&&(h=0),f>e){var i={top:h+"px",left:"0px"};c=j.showEdgeUI(this._element,i,{mechanism:"transition"})}else{var l={top:h+"px",left:"0px"};c=j.hideEdgeUI(this._element,l,{mechanism:"transition"})}return k.join([d,c])},_checkDoNext:function(){this._animating||this._needToHandleShowingKeyboard||this._needToHandleHidingKeyboard||this._disposed||(this._doNext===x.disabled||this._doNext===x.hidden||this._doNext===x.minimal||this._doNext===x.compact?(this._hide(this._doNext),this._doNext=""):this._queuedCommandAnimation?this._showAndHideQueue():this._doNext===x.shown&&(this._show(),this._doNext=""))},_setFocusToAppBar:function(a,b){this._focusOnFirstFocusableElement(a,b)||w._Overlay._trySetActive(this._element,b)},_commandsUpdated:function(){this._initializing||(this._layoutImpl.commandsUpdated(),this._layoutImpl.scale())},_beginAnimateCommands:function(a,b,c){this._layoutImpl.beginAnimateCommands(a,b,c)},_endAnimateCommands:function(){this._layoutImpl.endAnimateCommands(),this._endAnimateCommandsCallBack()},_endAnimateCommandsCallBack:function(){},_getTopOfVisualViewport:function(){return w._Overlay._keyboardInfo._visibleDocTop},_getAdjustedBottom:function(){return w._Overlay._keyboardInfo._visibleDocBottomOffset},_showingKeyboard:function(a){if(this._keyboardObscured=!1,this._needToHandleHidingKeyboard=!1,!w._Overlay._keyboardInfo._visible||!this._alreadyInPlace()){this._needToHandleShowingKeyboard=!0,this.opened&&this._element.contains(b.document.activeElement)&&(a.ensuredFocusedElementInView=!0),this._visible&&this._placement!==s.appBarPlacementTop&&w._Overlay._isFlyoutVisible()?this._keyboardObscured=!0:this._scrollHappened=!1;var c=this;b.setTimeout(function(a){c._checkKeyboardTimer(a)},w._Overlay._keyboardInfo._animationShowLength+w._Overlay._scrollTimeout)}},_hidingKeyboard:function(){this._keyboardObscured=!1,this._needToHandleShowingKeyboard=!1,this._needToHandleHidingKeyboard=!0,w._Overlay._keyboardInfo._isResized||((this._visible||this._animating)&&(this._checkScrollPosition(),this._element.style.display=""),this._needToHandleHidingKeyboard=!1)},_resize:function(a){this._needToHandleShowingKeyboard?this._visible&&(this._placement===s.appBarPlacementTop||this._keyboardObscured||(this._element.style.display="none")):this._needToHandleHidingKeyboard&&(this._needToHandleHidingKeyboard=!1,(this._visible||this._animating)&&(this._checkScrollPosition(),this._element.style.display="")),this._initializing||this._layoutImpl.resize(a)},_checkKeyboardTimer:function(){this._scrollHappened||this._mayEdgeBackIn()},_manipulationChanged:function(a){0===a.currentState&&this._scrollHappened&&this._mayEdgeBackIn()},_mayEdgeBackIn:function(){if(this._needToHandleShowingKeyboard)if(this._needToHandleShowingKeyboard=!1,this._keyboardObscured||this._placement===s.appBarPlacementTop&&0===w._Overlay._keyboardInfo._visibleDocTop)this._checkDoNext();else{var a=this._visiblePosition;this._lastPositionVisited=x.hidden,this._changeVisiblePosition(a,!1)}this._scrollHappened=!1},_ensurePosition:function(){var a=this._computePositionOffset();this._element.style.bottom=a.bottom,this._element.style.top=a.top},_computePositionOffset:function(){var a={};return this._placement===s.appBarPlacementBottom?(a.bottom=this._getAdjustedBottom()+"px",a.top=""):this._placement===s.appBarPlacementTop&&(a.bottom="",a.top=this._getTopOfVisualViewport()+"px"),a},_checkScrollPosition:function(){return this._needToHandleShowingKeyboard?void(this._scrollHappened=!0):void((this._visible||this._animating)&&(this._ensurePosition(),this._checkDoNext()))},_alreadyInPlace:function(){var a=this._computePositionOffset();return a.top===this._element.style.top&&a.bottom===this._element.style.bottom},_updateFirstAndFinalDiv:function(){var a=this._element.querySelectorAll("."+s.firstDivClass);a=a.length>=1?a[0]:null;var c=this._element.querySelectorAll("."+s.finalDivClass);c=c.length>=1?c[0]:null,a&&this._element.children[0]!==a&&(a.parentNode.removeChild(a),a=null),c&&this._element.children[this._element.children.length-1]!==c&&(c.parentNode.removeChild(c),c=null),a||(a=b.document.createElement("div"),a.style.display="inline",a.className=s.firstDivClass,a.tabIndex=-1,a.setAttribute("aria-hidden","true"),p._addEventListener(a,"focusin",this._focusOnLastFocusableElementOrThis.bind(this),!1),this._element.children[0]?this._element.insertBefore(a,this._element.children[0]):this._element.appendChild(a)),c||(c=b.document.createElement("div"),c.style.display="inline",c.className=s.finalDivClass,c.tabIndex=-1,c.setAttribute("aria-hidden","true"),p._addEventListener(c,"focusin",this._focusOnFirstFocusableElementOrThis.bind(this),!1),this._element.appendChild(c)),this._element.children[this._element.children.length-2]!==this._invokeButton&&this._element.insertBefore(this._invokeButton,c);var d=this._element.getElementsByTagName("*"),e=p._getHighestTabIndexInList(d);this._invokeButton.tabIndex=e,a&&(a.tabIndex=p._getLowestTabIndexInList(d)),c&&(c.tabIndex=e)},_writeProfilerMark:function(a){i("WinJS.UI._LegacyAppBar:"+this._id+":"+a)}},{_Events:q});return D})})}),d("WinJS/Controls/Menu",["exports","../Core/_Global","../Core/_Base","../Core/_BaseUtils","../Core/_ErrorFromName","../Core/_Resources","../Core/_WriteProfilerMark","../Promise","../Utilities/_ElementUtilities","../Utilities/_Hoverable","../Utilities/_KeyboardBehavior","./_LegacyAppBar/_Constants","./Flyout","./Flyout/_Overlay","./Menu/_Command"],function(a,b,c,d,e,f,g,h,i,j,k,l,m,n,o){"use strict";c.Namespace._moduleDefine(a,"WinJS.UI",{Menu:c.Namespace._lazy(function(){function a(a){var b=a.element||a;return i._matchesSelector(b,"."+l.menuClass+" ."+l.menuCommandClass)}var j=i.Key,p={get ariaLabel(){return f._getWinJSString("ui/menuAriaLabel").value},get requiresCommands(){return"Invalid argument: commands must not be empty"},get nullCommand(){return"Invalid argument: command must not be null"}},q=c.Class.derive(m.Flyout,function(a,c){c=c||{},this._element=a||b.document.createElement("div"),this._id=this._element.id||i._uniqueID(this._element),this._writeProfilerMark("constructor,StartTM"),!c.commands&&this._element&&(c=d._shallowCopy(c),c.commands=this._verifyCommandsOnly(this._element,"WinJS.UI.MenuCommand"));var e="menu",f=null;this._element&&(e=this._element.getAttribute("role")||e,f=this._element.getAttribute("aria-label")||f),this._baseFlyoutConstructor(this._element,c),this._element.setAttribute("role",e),this._element.setAttribute("aria-label",f),this._element.addEventListener("keydown",this._handleKeyDown.bind(this),!0),this._element.addEventListener(l._menuCommandInvokedEvent,this._handleCommandInvoked.bind(this),!1),this._element.addEventListener("mouseover",this._handleMouseOver.bind(this),!1),this._element.addEventListener("mouseout",this._handleMouseOut.bind(this),!1),i.addClass(this._element,l.menuClass),this._winKeyboard=new k._WinKeyboard(this._element),this.hide(),this._writeProfilerMark("constructor,StopTM")},{commands:{set:function(a){if(!this.hidden)throw new e("WinJS.UI.Menu.CannotChangeCommandsWhenVisible",f._formatString(n._Overlay.commonstrings.cannotChangeCommandsWhenVisible,"Menu"));i.empty(this._element),Array.isArray(a)||(a=[a]);for(var b=a.length,c=0;b>c;c++)this._addCommand(a[c])}},getCommandById:function(a){for(var b=this.element.querySelectorAll("#"+a),c=[],d=0,e=b.length;e>d;d++)b[d].winControl&&c.push(b[d].winControl);return 1===c.length?c[0]:0===c.length?null:c},showCommands:function(a){if(!a)throw new e("WinJS.UI.Menu.RequiresCommands",p.requiresCommands);this._showCommands(a,!0)},hideCommands:function(a){if(!a)throw new e("WinJS.UI.Menu.RequiresCommands",p.requiresCommands);this._hideCommands(a,!0)},showOnlyCommands:function(a){if(!a)throw new e("WinJS.UI.Menu.RequiresCommands",p.requiresCommands);this._showOnlyCommands(a,!0)},_hide:function(){this._hoverPromise&&this._hoverPromise.cancel(),m.Flyout.prototype._hide.call(this)},_afterHide:function(){i.removeClass(this.element,l.menuMouseSpacingClass),i.removeClass(this.element,l.menuTouchSpacingClass)},_beforeShow:function(){i.hasClass(this.element,l.menuMouseSpacingClass)||i.hasClass(this.element,l.menuTouchSpacingClass)||i.addClass(this.element,m.Flyout._cascadeManager.inputType===k._InputTypes.mouse||m.Flyout._cascadeManager.inputType===k._InputTypes.keyboard?l.menuMouseSpacingClass:l.menuTouchSpacingClass),this._checkMenuCommands()},_addCommand:function(a){if(!a)throw new e("WinJS.UI.Menu.NullCommand",p.nullCommand);a._element||(a=new o.MenuCommand(null,a)),a._element.parentElement&&a._element.parentElement.removeChild(a._element),this._element.appendChild(a._element)},_dispose:function(){this._hoverPromise&&this._hoverPromise.cancel(),m.Flyout.prototype._dispose.call(this)},_commandsUpdated:function(){this.hidden||this._checkMenuCommands()},_checkMenuCommands:function(){var a=this._element.querySelectorAll(".win-command"),b=!1,c=!1;if(a)for(var d=0,e=a.length;e>d;d++){var f=a[d].winControl;f&&!f.hidden&&(b||f.type!==l.typeToggle||(b=!0),c||f.type!==l.typeFlyout||(c=!0))}i[b?"addClass":"removeClass"](this._element,l.menuContainsToggleCommandClass),i[c?"addClass":"removeClass"](this._element,l.menuContainsFlyoutCommandClass)},_handleKeyDown:function(a){a.keyCode===j.upArrow?(q._focusOnPreviousElement(this.element),a.preventDefault()):a.keyCode===j.downArrow?(q._focusOnNextElement(this.element),a.preventDefault()):a.keyCode!==j.space&&a.keyCode!==j.enter||this.element!==b.document.activeElement?a.keyCode===j.tab&&a.preventDefault():(a.preventDefault(),this.hide())},_handleFocusIn:function(b){var c=b.target;if(a(c)){var d=c.winControl;if(i.hasClass(d.element,l.menuCommandFlyoutActivatedClass))d.flyout.element.focus();else{var e=this.element.querySelector("."+l.menuCommandFlyoutActivatedClass);e&&o.MenuCommand._deactivateFlyoutCommand(e)}}else c===this.element&&m.Flyout.prototype._handleFocusIn.call(this,b)},_handleCommandInvoked:function(a){this._hoverPromise&&this._hoverPromise.cancel();var b=a.detail.command;b._type!==l.typeFlyout&&b._type!==l.typeSeparator&&this._lightDismiss()},_hoverPromise:null,_handleMouseOver:function(b){var c=b.target;if(a(c)){var d=c.winControl,e=this;c.focus&&(c.focus(),i.removeClass(c,"win-keyboard"),d.type===l.typeFlyout&&d.flyout&&d.flyout.hidden&&(this._hoverPromise=this._hoverPromise||h.timeout(l.menuCommandHoverDelay).then(function(){e.hidden||e._disposed||d._invoke(b),e._hoverPromise=null},function(){e._hoverPromise=null})))}},_handleMouseOut:function(c){var d=c.target;a(d)&&!d.contains(c.relatedTarget)&&(d===b.document.activeElement&&this.element.focus(),this._hoverPromise&&this._hoverPromise.cancel())},_writeProfilerMark:function(a){g("WinJS.UI.Menu:"+this._id+":"+a)}});return q._focusOnNextElement=function(a){var c=b.document.activeElement;do c=c===a?c.firstElementChild:c.nextElementSibling,c?c.focus():c=a;while(c!==b.document.activeElement)},q._focusOnPreviousElement=function(a){var c=b.document.activeElement;do c=c===a?c.lastElementChild:c.previousElementSibling,c?c.focus():c=a;while(c!==b.document.activeElement)},q})})}),d("WinJS/Controls/AutoSuggestBox/_SearchSuggestionManagerShim",["exports","../../_Signal","../../Core/_Base","../../Core/_BaseUtils","../../Core/_Events","../../BindingList"],function(a,b,c,d,e,f){"use strict";var g={reset:0,itemInserted:1,itemRemoved:2,itemChanged:3},h={Query:0,Result:1,Separator:2},i=c.Class.derive(Array,function(){},{reset:function(){this.length=0,this.dispatchEvent("vectorchanged",{collectionChange:g.reset,index:0})},insert:function(a,b){this.splice(a,0,b),this.dispatchEvent("vectorchanged",{collectionChange:g.itemInserted,index:a})},remove:function(a){this.splice(a,1),this.dispatchEvent("vectorchanged",{collectionChange:g.itemRemoved,index:a})}});c.Class.mix(i,e.eventMixin);var j=c.Class.define(function(){this._data=[]},{size:{get:function(){return this._data.length}},appendQuerySuggestion:function(a){this._data.push({kind:h.Query,text:a})},appendQuerySuggestions:function(a){a.forEach(this.appendQuerySuggestion.bind(this))},appendResultSuggestion:function(a,b,c,d,e){this._data.push({kind:h.Result,text:a,detailText:b,tag:c,imageUrl:d,imageAlternateText:e,image:null})},appendSearchSeparator:function(a){this._data.push({kind:h.Separator,text:a})}}),k=c.Class.define(function(a,b,c){this._queryText=a,this._language=b,this._linguisticDetails=c,this._searchSuggestionCollection=new j},{language:{get:function(){return this._language}},linguisticDetails:{get:function(){return this._linguisticDetails}},queryText:{get:function(){return this._queryText}},searchSuggestionCollection:{get:function(){return this._searchSuggestionCollection}},getDeferral:function(){return this._deferralSignal||(this._deferralSignal=new b)},_deferralSignal:null}),l=c.Class.define(function(){this._updateVector=this._updateVector.bind(this),this._suggestionVector=new i,this._query="",this._history={"":[]},this._dataSource=[],this.searchHistoryContext="",this.searchHistoryEnabled=!0},{addToHistory:function(a){if(a&&a.trim()){for(var b=this._history[this.searchHistoryContext],c=-1,d=0,e=b.length;e>d;d++){var f=b[d];if(f.text.toLowerCase()===a.toLowerCase()){c=d;break}}c>=0&&b.splice(c,1),b.splice(0,0,{text:a,kind:h.Query}),this._updateVector()}},clearHistory:function(){this._history[this.searchHistoryContext]=[],this._updateVector()},setLocalContentSuggestionSettings:function(a){},setQuery:function(a){function b(a){c._dataSource=a,c._updateVector()}var c=this;this._query=a;var d=new k(a);this.dispatchEvent("suggestionsrequested",{request:d}),d._deferralSignal?d._deferralSignal.promise.then(b.bind(this,d.searchSuggestionCollection._data)):b(d.searchSuggestionCollection._data)},searchHistoryContext:{get:function(){return""+this._searchHistoryContext},set:function(a){a=""+a,this._history[a]||(this._history[a]=[]),this._searchHistoryContext=a}},searchHistoryEnabled:{get:function(){return this._searchHistoryEnabled},set:function(a){this._searchHistoryEnabled=a}},suggestions:{get:function(){return this._suggestionVector}},_updateVector:function(){for(this.suggestions.insert(this.suggestions.length,{text:"",kind:h.Query});this.suggestions.length>1;)this.suggestions.remove(0);var a=0,b={};if(this.searchHistoryEnabled){var c=this._query.toLowerCase();this._history[this.searchHistoryContext].forEach(function(d){var e=d.text.toLowerCase();0===e.indexOf(c)&&(this.suggestions.insert(a,d),b[e]=!0,a++)},this)}this._dataSource.forEach(function(c){c.kind===h.Query?b[c.text.toLowerCase()]||(this.suggestions.insert(a,c),a++):(this.suggestions.insert(a,c),a++)},this),this.suggestions.remove(this.suggestions.length-1)}});c.Class.mix(l,e.eventMixin),c.Namespace._moduleDefine(a,null,{_CollectionChange:g,_SearchSuggestionKind:h,_SearchSuggestionManagerShim:l})}),d("require-style!less/styles-autosuggestbox",[],function(){}),d("require-style!less/colors-autosuggestbox",[],function(){}),d("WinJS/Controls/AutoSuggestBox",["exports","../Core/_Global","../Core/_WinRT","../Core/_Base","../Core/_ErrorFromName","../Core/_Events","../Core/_Resources","../Utilities/_Control","../Utilities/_ElementListUtilities","../Utilities/_ElementUtilities","../Utilities/_Hoverable","../_Accents","../Animations","../BindingList","../Promise","./Repeater","./AutoSuggestBox/_SearchSuggestionManagerShim","require-style!less/styles-autosuggestbox","require-style!less/colors-autosuggestbox"],function(a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q){"use strict";l.createAccentRule("html.win-hoverable .win-autosuggestbox .win-autosuggestbox-suggestion-selected:hover",[{name:"background-color",value:l.ColorTypes.listSelectHover}]),l.createAccentRule(".win-autosuggestbox .win-autosuggestbox-suggestion-selected",[{name:"background-color",value:l.ColorTypes.listSelectRest}]),l.createAccentRule(".win-autosuggestbox .win-autosuggestbox-suggestion-selected.win-autosuggestbox-suggestion-selected:hover:active",[{name:"background-color",value:l.ColorTypes.listSelectPress}]);var r={asb:"win-autosuggestbox",asbDisabled:"win-autosuggestbox-disabled",asbFlyout:"win-autosuggestbox-flyout",asbFlyoutAbove:"win-autosuggestbox-flyout-above",asbBoxFlyoutHighlightText:"win-autosuggestbox-flyout-highlighttext",asbHitHighlightSpan:"win-autosuggestbox-hithighlight-span",asbInput:"win-autosuggestbox-input",asbInputFocus:"win-autosuggestbox-input-focus",asbSuggestionQuery:"win-autosuggestbox-suggestion-query",asbSuggestionResult:"win-autosuggestbox-suggestion-result",asbSuggestionResultText:"win-autosuggestbox-suggestion-result-text",asbSuggestionResultDetailedText:"win-autosuggestbox-suggestion-result-detailed-text",asbSuggestionSelected:"win-autosuggestbox-suggestion-selected",asbSuggestionSeparator:"win-autosuggestbox-suggestion-separator"};d.Namespace._moduleDefine(a,"WinJS.UI",{AutoSuggestBox:d.Namespace._lazy(function(){function a(a,c,d,e){function f(a,c,d){var e=b.document.createElement("span");return e.textContent=c,e.setAttribute("aria-hidden","true"),e.classList.add(r.asbHitHighlightSpan),a.insertBefore(e,d),e}if(d){i.query("."+r.asbHitHighlightSpan,a).forEach(function(a){a.parentNode.removeChild(a)});var g=a.firstChild,h=c.hits;!h&&e&&c.kind!==q._SearchSuggestionKind.Separator&&(h=e.find(d));for(var k=x._sortAndMergeHits(h),l=0,m=0;m<k.length;m++){var n=k[m];f(a,d.substring(l,n.startPosition),g),l=n.startPosition+n.length;var o=f(a,d.substring(n.startPosition,l),g);j.addClass(o,r.asbBoxFlyoutHighlightText)}l<d.length&&f(a,d.substring(l),g)}}function k(a){var b={ctrlKey:1,altKey:2,shiftKey:4},c=0;return a.ctrlKey&&(c|=b.ctrlKey),a.altKey&&(c|=b.altKey),a.shiftKey&&(c|=b.shiftKey),c}function l(c,d){function e(a){c._internalFocusMove=!0,c._inputElement.focus(),c._processSuggestionChosen(d,a)}var f=b.document.createElement("div"),h=new b.Image;h.style.opacity=0;var i=function(a){function b(){h.removeEventListener("load",b,!1),m.fadeIn(h)}h.addEventListener("load",b,!1),h.src=a};null!==d.image?d.image.openReadAsync().then(function(a){null!==a&&i(b.URL.createObjectURL(a,{oneTimeOnly:!0}))}):null!==d.imageUrl&&i(d.imageUrl),
h.setAttribute("aria-hidden","true"),f.appendChild(h);var k=b.document.createElement("div");j.addClass(k,r.asbSuggestionResultText),a(k,d,d.text),k.title=d.text,k.setAttribute("aria-hidden","true"),f.appendChild(k);var l=b.document.createElement("br");k.appendChild(l);var n=b.document.createElement("span");j.addClass(n,r.asbSuggestionResultDetailedText),a(n,d,d.detailText),n.title=d.detailText,n.setAttribute("aria-hidden","true"),k.appendChild(n),j.addClass(f,r.asbSuggestionResult),j._addEventListener(f,"click",function(a){c._isFlyoutPointerDown||e(a)}),j._addEventListener(f,"pointerup",e),f.setAttribute("role","option");var o=g._formatString(w.ariaLabelResult,d.text,d.detailText);return f.setAttribute("aria-label",o),f}function s(c,d){function e(a){c._internalFocusMove=!0,c._inputElement.focus(),c._processSuggestionChosen(d,a)}var f=b.document.createElement("div");a(f,d,d.text),f.title=d.text,f.classList.add(r.asbSuggestionQuery),j._addEventListener(f,"click",function(a){c._isFlyoutPointerDown||e(a)}),j._addEventListener(f,"pointerup",e);var h=g._formatString(w.ariaLabelQuery,d.text);return f.setAttribute("role","option"),f.setAttribute("aria-label",h),f}function t(a){var c=b.document.createElement("div");if(a.text.length>0){var d=b.document.createElement("div");d.textContent=a.text,d.title=a.text,d.setAttribute("aria-hidden","true"),c.appendChild(d)}c.insertAdjacentHTML("beforeend","<hr/>"),j.addClass(c,r.asbSuggestionSeparator),c.setAttribute("role","separator");var e=g._formatString(w.ariaLabelSeparator,a.text);return c.setAttribute("aria-label",e),c}var u=j.Key,v={querychanged:"querychanged",querysubmitted:"querysubmitted",resultsuggestionchosen:"resultsuggestionchosen",suggestionsrequested:"suggestionsrequested"},w={get duplicateConstruction(){return"Invalid argument: Controls may only be instantiated one time for each DOM element"},get invalidSuggestionKind(){return"Error: Invalid suggestion kind."},get ariaLabel(){return g._getWinJSString("ui/autoSuggestBoxAriaLabel").value},get ariaLabelInputNoPlaceHolder(){return g._getWinJSString("ui/autoSuggestBoxAriaLabelInputNoPlaceHolder").value},get ariaLabelInputPlaceHolder(){return g._getWinJSString("ui/autoSuggestBoxAriaLabelInputPlaceHolder").value},get ariaLabelQuery(){return g._getWinJSString("ui/autoSuggestBoxAriaLabelQuery").value},get ariaLabelResult(){return g._getWinJSString("ui/autoSuggestBoxAriaLabelResult").value},get ariaLabelSeparator(){return g._getWinJSString("ui/autoSuggestBoxAriaLabelSeparator").value}},x=d.Class.define(function(a,c){if(a=a||b.document.createElement("div"),c=c||{},a.winControl)throw new e("WinJS.UI.AutoSuggestBox.DuplicateConstruction",w.duplicateConstruction);this._suggestionsChangedHandler=this._suggestionsChangedHandler.bind(this),this._suggestionsRequestedHandler=this._suggestionsRequestedHandler.bind(this),this._element=a,a.winControl=this,a.classList.add(r.asb),a.classList.add("win-disposable"),this._setupDOM(),this._setupSSM(),this._chooseSuggestionOnEnter=!1,this._currentFocusedIndex=-1,this._currentSelectedIndex=-1,this._flyoutOpenPromise=o.wrap(),this._lastKeyPressLanguage="",this._prevLinguisticDetails=this._getLinguisticDetails(),this._prevQueryText="",h.setOptions(this,c),this._hideFlyout()},{onresultsuggestionchosen:f._createEventProperty(v.resultsuggestionchosen),onquerychanged:f._createEventProperty(v.querychanged),onquerysubmitted:f._createEventProperty(v.querysubmitted),onsuggestionsrequested:f._createEventProperty(v.suggestionsrequested),element:{get:function(){return this._element}},chooseSuggestionOnEnter:{get:function(){return this._chooseSuggestionOnEnter},set:function(a){this._chooseSuggestionOnEnter=!!a}},disabled:{get:function(){return this._inputElement.disabled},set:function(a){this._inputElement.disabled!==!!a&&(a?this._disableControl():this._enableControl())}},placeholderText:{get:function(){return this._inputElement.placeholder},set:function(a){this._inputElement.placeholder=a,this._updateInputElementAriaLabel()}},queryText:{get:function(){return this._inputElement.value},set:function(a){this._inputElement.value="",this._inputElement.value=a}},searchHistoryDisabled:{get:function(){return!this._suggestionManager.searchHistoryEnabled},set:function(a){this._suggestionManager.searchHistoryEnabled=!a}},searchHistoryContext:{get:function(){return this._suggestionManager.searchHistoryContext},set:function(a){this._suggestionManager.searchHistoryContext=a}},dispose:function(){this._disposed||(this._flyoutOpenPromise.cancel(),this._suggestions.removeEventListener("vectorchanged",this._suggestionsChangedHandler),this._suggestionManager.removeEventListener("suggestionsrequested",this._suggestionsRequestedHandler),this._suggestionManager=null,this._suggestions=null,this._hitFinder=null,this._disposed=!0)},setLocalContentSuggestionSettings:function(a){this._suggestionManager.setLocalContentSuggestionSettings(a)},_setupDOM:function(){function a(a){return f._renderSuggestion(a)}var c=this._flyoutPointerReleasedHandler.bind(this),d=this._inputOrImeChangeHandler.bind(this);this._element.getAttribute("aria-label")||this._element.setAttribute("aria-label",w.ariaLabel),this._element.setAttribute("role","group"),this._inputElement=b.document.createElement("input"),this._inputElement.autocorrect="off",this._inputElement.type="search",this._inputElement.classList.add(r.asbInput),this._inputElement.classList.add("win-textbox"),this._inputElement.setAttribute("role","textbox"),this._inputElement.addEventListener("keydown",this._keyDownHandler.bind(this)),this._inputElement.addEventListener("keypress",this._keyPressHandler.bind(this)),this._inputElement.addEventListener("keyup",this._keyUpHandler.bind(this)),this._inputElement.addEventListener("focus",this._inputFocusHandler.bind(this)),this._inputElement.addEventListener("blur",this._inputBlurHandler.bind(this)),this._inputElement.addEventListener("input",d),this._inputElement.addEventListener("compositionstart",d),this._inputElement.addEventListener("compositionupdate",d),this._inputElement.addEventListener("compositionend",d),j._addEventListener(this._inputElement,"pointerdown",this._inputPointerDownHandler.bind(this)),this._updateInputElementAriaLabel(),this._element.appendChild(this._inputElement);var e=this._tryGetInputContext();e&&(e.addEventListener("MSCandidateWindowShow",this._msCandidateWindowShowHandler.bind(this)),e.addEventListener("MSCandidateWindowHide",this._msCandidateWindowHideHandler.bind(this))),this._flyoutElement=b.document.createElement("div"),this._flyoutElement.classList.add(r.asbFlyout),this._flyoutElement.addEventListener("blur",this._flyoutBlurHandler.bind(this)),j._addEventListener(this._flyoutElement,"pointerup",c),j._addEventListener(this._flyoutElement,"pointercancel",c),j._addEventListener(this._flyoutElement,"pointerout",c),j._addEventListener(this._flyoutElement,"pointerdown",this._flyoutPointerDownHandler.bind(this)),this._element.appendChild(this._flyoutElement);var f=this;this._suggestionsData=new n.List,this._repeaterElement=b.document.createElement("div"),this._repeater=new p.Repeater(this._repeaterElement,{data:this._suggestionsData,template:a}),j._ensureId(this._repeaterElement),this._repeaterElement.setAttribute("role","listbox"),this._repeaterElement.setAttribute("aria-live","polite"),this._flyoutElement.appendChild(this._repeaterElement)},_setupSSM:function(){this._suggestionManager=new q._SearchSuggestionManagerShim,this._suggestions=this._suggestionManager.suggestions,this._suggestions.addEventListener("vectorchanged",this._suggestionsChangedHandler),this._suggestionManager.addEventListener("suggestionsrequested",this._suggestionsRequestedHandler)},_hideFlyout:function(){this._isFlyoutShown()&&(this._flyoutElement.style.display="none")},_showFlyout:function(){var a=this._prevNumSuggestions||0;if(this._prevNumSuggestions=this._suggestionsData.length,(!this._isFlyoutShown()||a!==this._suggestionsData.length)&&0!==this._suggestionsData.length){this._flyoutElement.style.display="block";var c=this._inputElement.getBoundingClientRect(),d=this._flyoutElement.getBoundingClientRect(),e=b.document.documentElement.clientWidth,f=c.top,g=b.document.documentElement.clientHeight-c.bottom;this._flyoutBelowInput=g>=f,this._flyoutBelowInput?(this._flyoutElement.classList.remove(r.asbFlyoutAbove),this._flyoutElement.scrollTop=0):(this._flyoutElement.classList.add(r.asbFlyoutAbove),this._flyoutElement.scrollTop=this._flyoutElement.scrollHeight-this._flyoutElement.clientHeight),this._addFlyoutIMEPaddingIfRequired();var h;h="rtl"===j._getComputedStyle(this._flyoutElement).direction?c.right-d.width>=0||c.left+d.width>e:c.left+d.width>e&&c.right-d.width>=0,h?this._flyoutElement.style.left=c.width-d.width-this._element.clientLeft+"px":this._flyoutElement.style.left="-"+this._element.clientLeft+"px",this._flyoutElement.style.touchAction=this._flyoutElement.scrollHeight>d.height?"pan-y":"none",this._flyoutOpenPromise.cancel();var i=this._flyoutBelowInput?"WinJS-flyoutBelowASB-showPopup":"WinJS-flyoutAboveASB-showPopup";this._flyoutOpenPromise=m.showPopup(this._flyoutElement,{top:"0px",left:"0px",keyframe:i})}},_addFlyoutIMEPaddingIfRequired:function(){var a=this._tryGetInputContext();if(a&&this._isFlyoutShown()&&this._flyoutBelowInput){var b=this._flyoutElement.getBoundingClientRect(),c=a.getCandidateWindowClientRect(),d=this._inputElement.getBoundingClientRect(),e=d.bottom,f=d.bottom+b.height;if(!(c.top>f||c.bottom<e)){var g=m.createRepositionAnimation(this._flyoutElement);c.width<.45*d.width?this._flyoutElement.style.marginLeft=c.width+"px":this._flyoutElement.style.marginTop=c.bottom-c.top+4+"px",g.execute()}}},_findNextSuggestionElementIndex:function(a){for(var b=0>a?0:a+1,c=b;c<this._suggestionsData.length;c++)if(this._repeater.elementFromIndex(c)&&this._isSuggestionSelectable(this._suggestionsData.getAt(c)))return c;return-1},_findPreviousSuggestionElementIndex:function(a){for(var b=a>=this._suggestionsData.length?this._suggestionsData.length-1:a-1,c=b;c>=0;c--)if(this._repeater.elementFromIndex(c)&&this._isSuggestionSelectable(this._suggestionsData.getAt(c)))return c;return-1},_isFlyoutShown:function(){return"none"!==this._flyoutElement.style.display},_isSuggestionSelectable:function(a){return a.kind===q._SearchSuggestionKind.Query||a.kind===q._SearchSuggestionKind.Result},_processSuggestionChosen:function(a,b){this.queryText=a.text,a.kind===q._SearchSuggestionKind.Query?this._submitQuery(a.text,!1,b):a.kind===q._SearchSuggestionKind.Result&&this._fireEvent(v.resultsuggestionchosen,{tag:a.tag,keyModifiers:k(b),storageFile:null}),this._hideFlyout()},_selectSuggestionAtIndex:function(a){function b(a){var b=c._flyoutElement.getBoundingClientRect().bottom-c._flyoutElement.getBoundingClientRect().top;if(a.offsetTop+a.offsetHeight>c._flyoutElement.scrollTop+b){var d=a.offsetTop+a.offsetHeight-(c._flyoutElement.scrollTop+b);j._zoomTo(c._flyoutElement,{contentX:0,contentY:c._flyoutElement.scrollTop+d,viewportX:0,viewportY:0})}else a.offsetTop<c._flyoutElement.scrollTop&&j._zoomTo(c._flyoutElement,{contentX:0,contentY:a.offsetTop,viewportX:0,viewportY:0})}for(var c=this,d=null,e=0;e<this._suggestionsData.length;e++)d=this._repeater.elementFromIndex(e),e!==a?(d.classList.remove(r.asbSuggestionSelected),d.setAttribute("aria-selected","false")):(d.classList.add(r.asbSuggestionSelected),b(d),d.setAttribute("aria-selected","true"));this._currentSelectedIndex=a,d?this._inputElement.setAttribute("aria-activedescendant",this._repeaterElement.id+a):this._inputElement.hasAttribute("aria-activedescendant")&&this._inputElement.removeAttribute("aria-activedescendant")},_updateFakeFocus:function(){var a;a=this._isFlyoutShown()&&this._chooseSuggestionOnEnter?this._findNextSuggestionElementIndex(-1):-1,this._selectSuggestionAtIndex(a)},_updateQueryTextWithSuggestionText:function(a){a>=0&&a<this._suggestionsData.length&&(this.queryText=this._suggestionsData.getAt(a).text)},_disableControl:function(){this._isFlyoutShown()&&this._hideFlyout(),this._element.disabled=!0,this._element.classList.add(r.asbDisabled),this._inputElement.disabled=!0},_enableControl:function(){this._element.disabled=!1,this._element.classList.remove(r.asbDisabled),this._inputElement.disabled=!1,b.document.activeElement===this._element&&j._setActive(this._inputElement)},_fireEvent:function(a,c){var d=b.document.createEvent("CustomEvent");return d.initCustomEvent(a,!0,!0,c),this._element.dispatchEvent(d)},_getLinguisticDetails:function(a,b){function d(a,b,d,e,f){for(var g=null,h=[],i=0;i<a.length;i++)h[i]=e+a[i]+f;if(c.Windows.ApplicationModel.Search.SearchQueryLinguisticDetails)try{g=new c.Windows.ApplicationModel.Search.SearchQueryLinguisticDetails(h,b,d)}catch(j){}return g||(g={queryTextAlternatives:h,queryTextCompositionStart:b,queryTextCompositionLength:d}),g}var e=null;if(this._inputElement.value===this._prevQueryText&&a&&this._prevLinguisticDetails&&b)e=this._prevLinguisticDetails;else{var f=[],g=0,h=0,i="",j="";if(b){var k=this._tryGetInputContext();k&&k.getCompositionAlternatives&&(f=k.getCompositionAlternatives(),g=k.compositionStartOffset,h=k.compositionEndOffset-k.compositionStartOffset,this._inputElement.value!==this._prevQueryText||0===this._prevCompositionLength||h>0?(i=this._inputElement.value.substring(0,g),j=this._inputElement.value.substring(g+h)):(i=this._inputElement.value.substring(0,this._prevCompositionStart),j=this._inputElement.value.substring(this._prevCompositionStart+this._prevCompositionLength)))}e=d(f,g,h,i,j)}return e},_isElementInSearchControl:function(a){return this.element.contains(a)||this.element===a},_renderSuggestion:function(a){var b=null;if(!a)return b;if(a.kind===q._SearchSuggestionKind.Query)b=s(this,a);else if(a.kind===q._SearchSuggestionKind.Separator)b=t(a);else{if(a.kind!==q._SearchSuggestionKind.Result)throw new e("WinJS.UI.AutoSuggestBox.invalidSuggestionKind",w.invalidSuggestionKind);b=l(this,a)}return b},_shouldIgnoreInput:function(){var a=this._isProcessingDownKey||this._isProcessingUpKey||this._isProcessingTabKey||this._isProcessingEnterKey;return a||this._isFlyoutPointerDown},_submitQuery:function(a,b,d){this._disposed||(c.Windows.Globalization.Language&&(this._lastKeyPressLanguage=c.Windows.Globalization.Language.currentInputMethodLanguageTag),this._fireEvent(v.querysubmitted,{language:this._lastKeyPressLanguage,linguisticDetails:this._getLinguisticDetails(!0,b),queryText:a,keyModifiers:k(d)}),this._suggestionManager&&this._suggestionManager.addToHistory(this._inputElement.value,this._lastKeyPressLanguage))},_tryGetInputContext:function(){if(this._inputElement.msGetInputContext)try{return this._inputElement.msGetInputContext()}catch(a){return null}return null},_updateInputElementAriaLabel:function(){this._inputElement.setAttribute("aria-label",this._inputElement.placeholder?g._formatString(w.ariaLabelInputPlaceHolder,this._inputElement.placeholder):w.ariaLabelInputNoPlaceHolder)},_flyoutBlurHandler:function(a){this._isElementInSearchControl(b.document.activeElement)?this._internalFocusMove=!0:(this._element.classList.remove(r.asbInputFocus),this._hideFlyout())},_flyoutPointerDownHandler:function(a){function b(){if(d)for(var a=0;a<c._suggestionsData.length;a++)if(c._repeater.elementFromIndex(a)===d)return a;return-1}var c=this,d=a.target;for(this._isFlyoutPointerDown=!0;d&&d.parentNode!==this._repeaterElement;)d=d.parentNode;var e=b();e>=0&&e<this._suggestionsData.length&&this._currentFocusedIndex!==e&&this._isSuggestionSelectable(this._suggestionsData.getAt(e))&&(this._currentFocusedIndex=e,this._selectSuggestionAtIndex(e),this._updateQueryTextWithSuggestionText(this._currentFocusedIndex)),a.preventDefault()},_flyoutPointerReleasedHandler:function(){if(this._isFlyoutPointerDown=!1,this._reflowImeOnPointerRelease){this._reflowImeOnPointerRelease=!1;var a=m.createRepositionAnimation(this._flyoutElement);this._flyoutElement.style.marginTop="",this._flyoutElement.style.marginLeft="",a.execute()}},_inputBlurHandler:function(a){this._isElementInSearchControl(b.document.activeElement)||(this._element.classList.remove(r.asbInputFocus),this._hideFlyout()),this.queryText=this._prevQueryText,this._isProcessingDownKey=!1,this._isProcessingUpKey=!1,this._isProcessingTabKey=!1,this._isProcessingEnterKey=!1},_inputFocusHandler:function(a){this._inputElement.value!==this._prevQueryText&&c.Windows.Data.Text.SemanticTextQuery&&(""!==this._inputElement.value?this._hitFinder=new c.Windows.Data.Text.SemanticTextQuery(this._inputElement.value,this._inputElement.lang):this._hitFinder=null),a.target!==this._inputElement||this._internalFocusMove||(this._showFlyout(),-1!==this._currentFocusedIndex?this._selectSuggestionAtIndex(this._currentFocusedIndex):this._updateFakeFocus(),this._suggestionManager.setQuery(this._inputElement.value,this._lastKeyPressLanguage,this._getLinguisticDetails(!0,!0))),this._internalFocusMove=!1,this._element.classList.add(r.asbInputFocus)},_inputOrImeChangeHandler:function(){function a(a){var c=!1;return(b._prevLinguisticDetails.queryTextCompositionStart!==a.queryTextCompositionStart||b._prevLinguisticDetails.queryTextCompositionLength!==a.queryTextCompositionLength||b._prevLinguisticDetails.queryTextAlternatives.length!==a.queryTextAlternatives.length)&&(c=!0),b._prevLinguisticDetails=a,c}var b=this;if(!this._shouldIgnoreInput()){var d=this._getLinguisticDetails(!1,!0),a=a(d);if((this._inputElement.value!==this._prevQueryText||0===this._prevCompositionLength||d.queryTextCompositionLength>0)&&(this._prevCompositionStart=d.queryTextCompositionStart,this._prevCompositionLength=d.queryTextCompositionLength),this._prevQueryText===this._inputElement.value&&!a)return;this._prevQueryText=this._inputElement.value,c.Windows.Globalization.Language&&(this._lastKeyPressLanguage=c.Windows.Globalization.Language.currentInputMethodLanguageTag),c.Windows.Data.Text.SemanticTextQuery&&(""!==this._inputElement.value?this._hitFinder=new c.Windows.Data.Text.SemanticTextQuery(this._inputElement.value,this._lastKeyPressLanguage):this._hitFinder=null),this._fireEvent(v.querychanged,{language:this._lastKeyPressLanguage,queryText:this._inputElement.value,linguisticDetails:d}),this._suggestionManager.setQuery(this._inputElement.value,this._lastKeyPressLanguage,d)}},_inputPointerDownHandler:function(){b.document.activeElement===this._inputElement&&-1!==this._currentSelectedIndex&&(this._currentFocusedIndex=-1,this._selectSuggestionAtIndex(this._currentFocusedIndex))},_keyDownHandler:function(a){function b(b){c._currentFocusedIndex=b,c._selectSuggestionAtIndex(b),a.preventDefault(),a.stopPropagation()}var c=this;if(this._lastKeyPressLanguage=a.locale,a.keyCode===u.tab?this._isProcessingTabKey=!0:a.keyCode===u.upArrow?this._isProcessingUpKey=!0:a.keyCode===u.downArrow?this._isProcessingDownKey=!0:a.keyCode===u.enter&&"ko"===a.locale&&(this._isProcessingEnterKey=!0),a.keyCode!==u.IME)if(a.keyCode===u.tab){var d=!0;a.shiftKey?-1!==this._currentFocusedIndex&&(b(-1),d=!1):-1===this._currentFocusedIndex&&(this._currentFocusedIndex=this._flyoutBelowInput?this._findNextSuggestionElementIndex(this._currentFocusedIndex):this._findPreviousSuggestionElementIndex(this._suggestionsData.length),-1!==this._currentFocusedIndex&&(b(this._currentFocusedIndex),this._updateQueryTextWithSuggestionText(this._currentFocusedIndex),d=!1)),d&&this._hideFlyout()}else if(a.keyCode===u.escape)-1!==this._currentFocusedIndex?(this.queryText=this._prevQueryText,b(-1)):""!==this.queryText&&(this.queryText="",this._inputOrImeChangeHandler(null),a.preventDefault(),a.stopPropagation());else if(this._flyoutBelowInput&&a.keyCode===u.upArrow||!this._flyoutBelowInput&&a.keyCode===u.downArrow){var e;-1!==this._currentSelectedIndex?(e=this._findPreviousSuggestionElementIndex(this._currentSelectedIndex),-1===e&&(this.queryText=this._prevQueryText)):e=this._findPreviousSuggestionElementIndex(this._suggestionsData.length),b(e),this._updateQueryTextWithSuggestionText(this._currentFocusedIndex)}else if(this._flyoutBelowInput&&a.keyCode===u.downArrow||!this._flyoutBelowInput&&a.keyCode===u.upArrow){var f=this._findNextSuggestionElementIndex(this._currentSelectedIndex);-1!==this._currentSelectedIndex&&-1===f&&(this.queryText=this._prevQueryText),b(f),this._updateQueryTextWithSuggestionText(this._currentFocusedIndex)}else a.keyCode===u.enter&&(-1===this._currentSelectedIndex?this._submitQuery(this._inputElement.value,!0,a):this._processSuggestionChosen(this._suggestionsData.getAt(this._currentSelectedIndex),a),this._hideFlyout())},_keyUpHandler:function(a){a.keyCode===u.tab?this._isProcessingTabKey=!1:a.keyCode===u.upArrow?this._isProcessingUpKey=!1:a.keyCode===u.downArrow?this._isProcessingDownKey=!1:a.keyCode===u.enter&&(this._isProcessingEnterKey=!1)},_keyPressHandler:function(a){this._lastKeyPressLanguage=a.locale},_msCandidateWindowHideHandler:function(){if(this._isFlyoutPointerDown)this._reflowImeOnPointerRelease=!0;else{var a=m.createRepositionAnimation(this._flyoutElement);this._flyoutElement.style.marginTop="",this._flyoutElement.style.marginLeft="",a.execute()}},_msCandidateWindowShowHandler:function(){this._addFlyoutIMEPaddingIfRequired(),this._reflowImeOnPointerRelease=!1},_suggestionsChangedHandler:function(c){var d=c.collectionChange||c.detail.collectionChange,e=+c.index===c.index?c.index:c.detail.index,f=q._CollectionChange;if(d===f.reset)this._isFlyoutShown()&&this._hideFlyout(),this._suggestionsData.splice(0,this._suggestionsData.length);else if(d===f.itemInserted){var g=this._suggestions[e];this._suggestionsData.splice(e,0,g),this._showFlyout()}else if(d===f.itemRemoved)1===this._suggestionsData.length&&(j._setActive(this._inputElement),this._hideFlyout()),this._suggestionsData.splice(e,1);else if(d===f.itemChanged){var g=this._suggestions[e];if(g!==this._suggestionsData.getAt(e))this._suggestionsData.setAt(e,g);else{var h=this._repeater.elementFromIndex(e);if(j.hasClass(h,r.asbSuggestionQuery))a(h,g,g.text);else{var i=h.querySelector("."+r.asbSuggestionResultText);if(i){a(i,g,g.text);var k=h.querySelector("."+r.asbSuggestionResultDetailedText);k&&a(k,g,g.detailText)}}}}b.document.activeElement===this._inputElement&&this._updateFakeFocus()},_suggestionsRequestedHandler:function(a){c.Windows.Globalization.Language&&(this._lastKeyPressLanguage=c.Windows.Globalization.Language.currentInputMethodLanguageTag);var b,d=a.request||a.detail.request;this._fireEvent(v.suggestionsrequested,{setPromise:function(a){b=d.getDeferral(),a.then(function(){b.complete()})},searchSuggestionCollection:d.searchSuggestionCollection,language:this._lastKeyPressLanguage,linguisticDetails:this._getLinguisticDetails(!0,!0),queryText:this._inputElement.value})}},{createResultSuggestionImage:function(a){return c.Windows.Foundation.Uri&&c.Windows.Storage.Streams.RandomAccessStreamReference?c.Windows.Storage.Streams.RandomAccessStreamReference.createFromUri(new c.Windows.Foundation.Uri(a)):a},_EventNames:v,_sortAndMergeHits:function(a){function b(a,b){var c=0;return a.startPosition<b.startPosition?c=-1:a.startPosition>b.startPosition&&(c=1),c}function c(a,b,c){if(0===c)a.push(b);else{var d=a[a.length-1],e=d.startPosition+d.length;if(b.startPosition<=e){var f=b.startPosition+b.length;f>e&&(d.length=f-d.startPosition)}else a.push(b)}return a}var d=[];if(a){for(var e=new Array(a.length),f=0;f<a.length;f++)e.push({startPosition:a[f].startPosition,length:a[f].length});e.sort(b),e.reduce(c,d)}return d}});return d.Class.mix(x,h.DOMEventMixin),x})}),a.ClassNames=r}),d("require-style!less/styles-searchbox",[],function(){}),d("require-style!less/colors-searchbox",[],function(){}),d("WinJS/Controls/SearchBox",["../Core/_Global","../Core/_WinRT","../Core/_Base","../Core/_ErrorFromName","../Core/_Events","../Core/_Resources","./AutoSuggestBox","../_Accents","../Utilities/_Control","../Utilities/_ElementUtilities","./AutoSuggestBox/_SearchSuggestionManagerShim","../Application","require-style!less/styles-searchbox","require-style!less/colors-searchbox"],function(a,b,c,d,e,f,g,h,i,j,k,l){"use strict";h.createAccentRule("html.win-hoverable .win-searchbox-button:not(.win-searchbox-button-disabled):hover",[{name:"color",value:h.ColorTypes.accent}]),h.createAccentRule(".win-searchbox-button.win-searchbox-button:not(.win-searchbox-button-disabled):hover:active",[{name:"background-color",value:h.ColorTypes.accent}]),c.Namespace.define("WinJS.UI",{SearchBox:c.Namespace._lazy(function(){var d={searchBox:"win-searchbox",searchBoxDisabled:"win-searchbox-disabled",searchBoxInput:"win-searchbox-input",searchBoxInputFocus:"win-searchbox-input-focus",searchBoxButton:"win-searchbox-button",searchBoxFlyout:"win-searchbox-flyout",searchBoxFlyoutHighlightText:"win-searchbox-flyout-highlighttext",searchBoxHitHighlightSpan:"win-searchbox-hithighlight-span",searchBoxSuggestionResult:"win-searchbox-suggestion-result",searchBoxSuggestionResultText:"win-searchbox-suggestion-result-text",searchBoxSuggestionResultDetailedText:"win-searchbox-suggestion-result-detailed-text",searchBoxSuggestionSelected:"win-searchbox-suggestion-selected",searchBoxSuggestionQuery:"win-searchbox-suggestion-query",searchBoxSuggestionSeparator:"win-searchbox-suggestion-separator",searchBoxButtonInputFocus:"win-searchbox-button-input-focus",searchBoxButtonDisabled:"win-searchbox-button-disabled"},e={receivingfocusonkeyboardinput:"receivingfocusonkeyboardinput"},h={get invalidSearchBoxSuggestionKind(){return"Error: Invalid search suggestion kind."},get ariaLabel(){return f._getWinJSString("ui/searchBoxAriaLabel").value},get ariaLabelInputNoPlaceHolder(){return f._getWinJSString("ui/searchBoxAriaLabelInputNoPlaceHolder").value},get ariaLabelInputPlaceHolder(){return f._getWinJSString("ui/searchBoxAriaLabelInputPlaceHolder").value},get searchBoxDeprecated(){return"SearchBox is deprecated and may not be available in future releases. Instead use AutoSuggestBox."}},m=c.Class.derive(g.AutoSuggestBox,function(b,c){j._deprecated(h.searchBoxDeprecated),this._requestingFocusOnKeyboardInputHandlerBind=this._requestingFocusOnKeyboardInputHandler.bind(this),this._buttonElement=a.document.createElement("div"),this._focusOnKeyboardInput=!1,g.AutoSuggestBox.call(this,b,c),this.element.classList.add(d.searchBox),this._flyoutElement.classList.add(d.searchBoxFlyout),this._inputElement.classList.add(d.searchBoxInput),this._inputElement.addEventListener("blur",this._searchboxInputBlurHandler.bind(this)),this._inputElement.addEventListener("focus",this._searchboxInputFocusHandler.bind(this)),this._buttonElement.tabIndex=-1,this._buttonElement.classList.add(d.searchBoxButton),this._buttonElement.addEventListener("click",this._buttonClickHandler.bind(this)),j._addEventListener(this._buttonElement,"pointerdown",this._buttonPointerDownHandler.bind(this)),this.element.appendChild(this._buttonElement)},{focusOnKeyboardInput:{get:function(){return this._focusOnKeyboardInput},set:function(a){this._focusOnKeyboardInput&&!a?l._applicationListener.removeEventListener(this.element,"requestingfocusonkeyboardinput",this._requestingFocusOnKeyboardInputHandlerBind):!this._focusOnKeyboardInput&&a&&l._applicationListener.addEventListener(this.element,"requestingfocusonkeyboardinput",this._requestingFocusOnKeyboardInputHandlerBind),this._focusOnKeyboardInput=!!a}},dispose:function(){this._disposed||(g.AutoSuggestBox.prototype.dispose.call(this),this._focusOnKeyboardInput&&l._applicationListener.removeEventListener(this.element,"requestingfocusonkeyboardinput",this._requestingFocusOnKeyboardInputHandlerBind))},_disableControl:function(){g.AutoSuggestBox.prototype._disableControl.call(this),this._buttonElement.disabled=!0,this._buttonElement.classList.add(d.searchBoxButtonDisabled),this.element.classList.add(d.searchBoxDisabled)},_enableControl:function(){g.AutoSuggestBox.prototype._enableControl.call(this),this._buttonElement.disabled=!1,this._buttonElement.classList.remove(d.searchBoxButtonDisabled),this.element.classList.remove(d.searchBoxDisabled)},_renderSuggestion:function(a){var b=g.AutoSuggestBox.prototype._renderSuggestion.call(this,a);if(a.kind===k._SearchSuggestionKind.Query)b.classList.add(d.searchBoxSuggestionQuery);else if(a.kind===k._SearchSuggestionKind.Separator)b.classList.add(d.searchBoxSuggestionSeparator);else{b.classList.add(d.searchBoxSuggestionResult);var c=b.querySelector("."+g.ClassNames.asbSuggestionResultText);c.classList.add(d.searchBoxSuggestionResultText);var e=b.querySelector("."+g.ClassNames.asbSuggestionResultDetailedText);e.classList.add(d.searchBoxSuggestionResultDetailedText);for(var f=b.querySelectorAll("."+g.ClassNames.asbHitHighlightSpan),h=0,i=f.length;i>h;h++)f[h].classList.add(d.searchBoxHitHighlightSpan);for(var j=b.querySelectorAll("."+g.ClassNames.asbBoxFlyoutHighlightText),h=0,i=j.length;i>h;h++)j[h].classList.add(d.searchBoxFlyoutHighlightText)}return b},_selectSuggestionAtIndex:function(a){g.AutoSuggestBox.prototype._selectSuggestionAtIndex.call(this,a);var b=this.element.querySelector("."+d.searchBoxSuggestionSelected);b&&b.classList.remove(d.searchBoxSuggestionSelected);var c=this.element.querySelector("."+g.ClassNames.asbSuggestionSelected);c&&c.classList.add(d.searchBoxSuggestionSelected)},_shouldIgnoreInput:function(){var a=g.AutoSuggestBox.prototype._shouldIgnoreInput(),b=j._matchesSelector(this._buttonElement,":active");return a||b},_updateInputElementAriaLabel:function(){this._inputElement.setAttribute("aria-label",this._inputElement.placeholder?f._formatString(h.ariaLabelInputPlaceHolder,this._inputElement.placeholder):h.ariaLabelInputNoPlaceHolder)},_buttonPointerDownHandler:function(a){this._inputElement.focus(),a.preventDefault()},_buttonClickHandler:function(a){this._inputElement.focus(),this._submitQuery(this._inputElement.value,!0,a),this._hideFlyout()},_searchboxInputBlurHandler:function(){j.removeClass(this.element,d.searchBoxInputFocus),j.removeClass(this._buttonElement,d.searchBoxButtonInputFocus)},_searchboxInputFocusHandler:function(){j.addClass(this.element,d.searchBoxInputFocus),j.addClass(this._buttonElement,d.searchBoxButtonInputFocus)},_requestingFocusOnKeyboardInputHandler:function(){if(this._fireEvent(e.receivingfocusonkeyboardinput,null),a.document.activeElement!==this._inputElement)try{this._inputElement.focus()}catch(b){}}},{createResultSuggestionImage:function(a){return j._deprecated(h.searchBoxDeprecated),b.Windows.Foundation.Uri&&b.Windows.Storage.Streams.RandomAccessStreamReference?b.Windows.Storage.Streams.RandomAccessStreamReference.createFromUri(new b.Windows.Foundation.Uri(a)):a},_getKeyModifiers:function(a){var b={ctrlKey:1,altKey:2,shiftKey:4},c=0;return a.ctrlKey&&(c|=b.ctrlKey),a.altKey&&(c|=b.altKey),a.shiftKey&&(c|=b.shiftKey),c},_isTypeToSearchKey:function(a){return a.shiftKey||a.ctrlKey||a.altKey?!1:!0}});return c.Class.mix(m,i.DOMEventMixin),m})})}),d("WinJS/Controls/SettingsFlyout",["../Core/_Global","../Core/_WinRT","../Core/_Base","../Core/_BaseUtils","../Core/_ErrorFromName","../Core/_Events","../Core/_Resources","../Core/_WriteProfilerMark","../Animations","../Pages","../Promise","../_LightDismissService","../Utilities/_Dispose","../Utilities/_ElementUtilities","../Utilities/_ElementListUtilities","../Utilities/_Hoverable","./_LegacyAppBar/_Constants","./Flyout/_Overlay"],function(a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r){"use strict";c.Namespace.define("WinJS.UI",{SettingsFlyout:c.Namespace._lazy(function(){function d(){if(b.Windows.UI.ApplicationSettings.SettingsEdgeLocation){var a=b.Windows.UI.ApplicationSettings;return a.SettingsPane.edge===a.SettingsEdgeLocation.left}return!1}function p(a,b){for(var c,d,e=a.querySelectorAll("."+q.settingsFlyoutClass),f=0;f<e.length;f++)if(d=e[f].winControl){if(d.settingsCommandId===b){c=d;break}e[f].id===b&&(c=c||d)}return c}var s,t=n.Key,u=f._createEventProperty,v="narrow",w="wide",x=c.Class.derive(r._Overlay,function(b,c){n._deprecated(z.settingsFlyoutIsDeprecated),this._element=b||a.document.createElement("div"),this._id=this._element.id||n._uniqueID(this._element),this._writeProfilerMark("constructor,StartTM"),
this._baseOverlayConstructor(this._element,c),this._addFirstDiv(),this._addFinalDiv(),this._element.addEventListener("keydown",this._handleKeyDown,!0),this._element.style.visibilty="hidden",this._element.style.display="none",n.addClass(this._element,q.settingsFlyoutClass);var d=this;this._dismissable=new l.LightDismissableElement({element:this._element,tabIndex:this._element.hasAttribute("tabIndex")?this._element.tabIndex:-1,onLightDismiss:function(){d.hide()},onTakeFocus:function(a){if(!d._dismissable.restoreFocus()){var b=d.element.querySelector("."+q.firstDivClass);b&&(b.msSettingsFlyoutFocusOut||(n._addEventListener(b,"focusout",function(){s=1},!1),b.msSettingsFlyoutFocusOut=!0),s=0,n._tryFocus(b,a))}}}),o.query("div.win-content",this._element).forEach(function(a){n._matchesSelector(a,".win-ui-dark, .win-ui-dark *")||n.addClass(a,q.flyoutLightClass)});var e=this._element.getAttribute("role");(null===e||""===e||void 0===e)&&this._element.setAttribute("role","dialog");var f=this._element.getAttribute("aria-label");(null===f||""===f||void 0===f)&&this._element.setAttribute("aria-label",z.ariaLabel),this._currentAnimateIn=this._animateSlideIn,this._currentAnimateOut=this._animateSlideOut,this._writeProfilerMark("constructor,StopTM")},{width:{get:function(){return this._width},set:function(a){n._deprecated(z.widthDeprecationMessage),a!==this._width&&(this._width===v?n.removeClass(this._element,q.narrowClass):this._width===w&&n.removeClass(this._element,q.wideClass),this._width=a,this._width===v?n.addClass(this._element,q.narrowClass):this._width===w&&n.addClass(this._element,q.wideClass))}},settingsCommandId:{get:function(){return this._settingsCommandId},set:function(a){this._settingsCommandId=a}},disabled:{get:function(){return!!this._element.disabled},set:function(a){a=!!a;var b=!!this._element.disabled;b!==a&&(this._element.disabled=a,!this.hidden&&this._element.disabled&&this._dismiss())}},onbeforeshow:u(r._Overlay.beforeShow),onaftershow:u(r._Overlay.afterShow),onbeforehide:u(r._Overlay.beforeHide),onafterhide:u(r._Overlay.afterHide),show:function(){this.disabled||(this._writeProfilerMark("show,StartTM"),this._show())},_dispose:function(){l.hidden(this._dismissable),m.disposeSubTree(this.element),this._dismiss()},_show:function(){if(this._baseShow()){if(!n.hasClass(this.element.children[0],q.firstDivClass)){var a=this.element.querySelectorAll("."+q.firstDivClass);a&&a.length>0&&a.item(0).parentNode.removeChild(a.item(0)),this._addFirstDiv()}if(!n.hasClass(this.element.children[this.element.children.length-1],q.finalDivClass)){var b=this.element.querySelectorAll("."+q.finalDivClass);b&&b.length>0&&b.item(0).parentNode.removeChild(b.item(0)),this._addFinalDiv()}this._setBackButtonsAriaLabel(),l.shown(this._dismissable)}},_setBackButtonsAriaLabel:function(){for(var a,b=this.element.querySelectorAll(".win-backbutton"),c=0;c<b.length;c++)a=b[c].getAttribute("aria-label"),(null===a||""===a||void 0===a)&&b[c].setAttribute("aria-label",z.backbuttonAriaLabel)},hide:function(){this._writeProfilerMark("hide,StartTM"),this._hide()},_hide:function(){this._baseHide()},_beforeEndHide:function(){l.hidden(this._dismissable)},_animateSlideIn:function(){var a=d(),b=a?"-100px":"100px";o.query("div.win-content",this._element).forEach(function(a){i.enterPage(a,{left:b})});var c,e=this._element.offsetWidth;return a?(c={top:"0px",left:"-"+e+"px"},this._element.style.right="auto",this._element.style.left="0px"):(c={top:"0px",left:e+"px"},this._element.style.right="0px",this._element.style.left="auto"),this._element.style.opacity=1,this._element.style.visibility="visible",i.showPanel(this._element,c)},_animateSlideOut:function(){var a,b=this._element.offsetWidth;return d()?(a={top:"0px",left:b+"px"},this._element.style.right="auto",this._element.style.left="-"+b+"px"):(a={top:"0px",left:"-"+b+"px"},this._element.style.right="-"+b+"px",this._element.style.left="auto"),i.showPanel(this._element,a)},_fragmentDiv:{get:function(){return this._fragDiv},set:function(a){this._fragDiv=a}},_unloadPage:function(b){var c=b.currentTarget.winControl;c.removeEventListener(r._Overlay.afterHide,this._unloadPage,!1),k.as().then(function(){c._fragmentDiv&&(a.document.body.removeChild(c._fragmentDiv),c._fragmentDiv=null)})},_dismiss:function(){this.addEventListener(r._Overlay.afterHide,this._unloadPage,!1),this._hide()},_handleKeyDown:function(b){if(b.keyCode!==t.space&&b.keyCode!==t.enter||this.children[0]!==a.document.activeElement){if(b.shiftKey&&b.keyCode===t.tab&&this.children[0]===a.document.activeElement){b.preventDefault(),b.stopPropagation();for(var c=this.getElementsByTagName("*"),d=c.length-2;d>=0&&(c[d].focus(),c[d]!==a.document.activeElement);d--);}}else b.preventDefault(),b.stopPropagation(),this.winControl._dismiss()},_focusOnLastFocusableElementFromParent:function(){var b=a.document.activeElement;if(s&&b&&n.hasClass(b,q.firstDivClass)){var c=this.parentElement.getElementsByTagName("*");if(!(c.length<=2)){var d,e=c[c.length-1].tabIndex;if(e){for(d=c.length-2;d>0;d--)if(c[d].tabIndex===e){c[d].focus();break}}else for(d=c.length-2;d>0&&("DIV"===c[d].tagName&&null===c[d].getAttribute("tabIndex")||(c[d].focus(),c[d]!==a.document.activeElement));d--);}}},_focusOnFirstFocusableElementFromParent:function(){var b=a.document.activeElement;if(b&&n.hasClass(b,q.finalDivClass)){var c=this.parentElement.getElementsByTagName("*");if(!(c.length<=2)){var d,e=c[0].tabIndex;if(e){for(d=1;d<c.length-1;d++)if(c[d].tabIndex===e){c[d].focus();break}}else for(d=1;d<c.length-1&&("DIV"===c[d].tagName&&null===c[d].getAttribute("tabIndex")||(c[d].focus(),c[d]!==a.document.activeElement));d++);}}},_addFirstDiv:function(){for(var b=this._element.getElementsByTagName("*"),c=0,d=0;d<b.length;d++)0<b[d].tabIndex&&(0===c||b[d].tabIndex<c)&&(c=b[d].tabIndex);var e=a.document.createElement("div");e.className=q.firstDivClass,e.style.display="inline",e.setAttribute("role","menuitem"),e.setAttribute("aria-hidden","true"),e.tabIndex=c,n._addEventListener(e,"focusin",this._focusOnLastFocusableElementFromParent,!1),this._element.children[0]?this._element.insertBefore(e,this._element.children[0]):this._element.appendChild(e)},_addFinalDiv:function(){for(var b=this._element.getElementsByTagName("*"),c=0,d=0;d<b.length;d++)b[d].tabIndex>c&&(c=b[d].tabIndex);var e=a.document.createElement("div");e.className=q.finalDivClass,e.style.display="inline",e.setAttribute("role","menuitem"),e.setAttribute("aria-hidden","true"),e.tabIndex=c,n._addEventListener(e,"focusin",this._focusOnFirstFocusableElementFromParent,!1),this._element.appendChild(e)},_writeProfilerMark:function(a){h("WinJS.UI.SettingsFlyout:"+this._id+":"+a)}});x.show=function(){b.Windows.UI.ApplicationSettings.SettingsPane&&b.Windows.UI.ApplicationSettings.SettingsPane.show();for(var c=a.document.querySelectorAll('div[data-win-control="WinJS.UI.SettingsFlyout"]'),d=c.length,e=0;d>e;e++){var f=c[e].winControl;f&&f._dismiss()}};var y={event:void 0};x.populateSettings=function(a){if(y.event=a.detail,y.event.applicationcommands){var c=b.Windows.UI.ApplicationSettings;Object.keys(y.event.applicationcommands).forEach(function(a){var b=y.event.applicationcommands[a];b.title||(b.title=a);var d=new c.SettingsCommand(a,b.title,x._onSettingsCommand);y.event.e.request.applicationCommands.append(d)})}},x._onSettingsCommand=function(a){var b=a.id;y.event.applicationcommands&&y.event.applicationcommands[b]&&x.showSettings(b,y.event.applicationcommands[b].href)},x.showSettings=function(b,c){var d=p(a.document,b);if(d)d.show();else{if(!c)throw new e("WinJS.UI.SettingsFlyout.BadReference",z.badReference);var f=a.document.createElement("div");f=a.document.body.appendChild(f),j.render(c,f).then(function(){d=p(f,b),d?(d._fragmentDiv=f,d.show()):a.document.body.removeChild(f)})}};var z={get ariaLabel(){return g._getWinJSString("ui/settingsFlyoutAriaLabel").value},get badReference(){return"Invalid argument: Invalid href to settings flyout fragment"},get backbuttonAriaLabel(){return g._getWinJSString("ui/backbuttonarialabel").value},get widthDeprecationMessage(){return"SettingsFlyout.width may be altered or unavailable in future versions. Instead, style the CSS width property on elements with the .win-settingsflyout class."},get settingsFlyoutIsDeprecated(){return"SettingsFlyout is deprecated and may not be available in future releases. Instead, put settings on their own page within the app."}};return x})})}),d("require-style!less/styles-splitviewcommand",[],function(){}),d("require-style!less/colors-splitviewcommand",[],function(){}),d("WinJS/Controls/SplitView/Command",["exports","../../Core/_Global","../../Core/_Base","../../Core/_ErrorFromName","../../Core/_Events","../../ControlProcessor","../../Utilities/_Control","../../Utilities/_ElementUtilities","../../Utilities/_KeyboardBehavior","../AppBar/_Icon","require-style!less/styles-splitviewcommand","require-style!less/colors-splitviewcommand"],function(a,b,c,d,e,f,g,h,i,j){"use strict";c.Namespace._moduleDefine(a,"WinJS.UI",{_WinPressed:c.Namespace._lazy(function(){var a=c.Class.define(function(a){this._element=a,h._addEventListener(this._element,"pointerdown",this._MSPointerDownButtonHandler.bind(this))},{_MSPointerDownButtonHandler:function(c){this._pointerUpBound||(this._pointerUpBound=this._MSPointerUpHandler.bind(this),this._pointerCancelBound=this._MSPointerCancelHandler.bind(this),this._pointerOverBound=this._MSPointerOverHandler.bind(this),this._pointerOutBound=this._MSPointerOutHandler.bind(this)),c.isPrimary&&(this._pointerId&&this._resetPointer(),h._matchesSelector(c.target,".win-interactive, .win-interactive *")||(this._pointerId=c.pointerId,h._addEventListener(b,"pointerup",this._pointerUpBound,!0),h._addEventListener(b,"pointercancel",this._pointerCancelBound),!0,h._addEventListener(this._element,"pointerover",this._pointerOverBound,!0),h._addEventListener(this._element,"pointerout",this._pointerOutBound,!0),h.addClass(this._element,a.winPressed)))},_MSPointerOverHandler:function(b){this._pointerId===b.pointerId&&h.addClass(this._element,a.winPressed)},_MSPointerOutHandler:function(b){this._pointerId===b.pointerId&&h.removeClass(this._element,a.winPressed)},_MSPointerCancelHandler:function(a){this._pointerId===a.pointerId&&this._resetPointer()},_MSPointerUpHandler:function(a){this._pointerId===a.pointerId&&this._resetPointer()},_resetPointer:function(){this._pointerId=null,h._removeEventListener(b,"pointerup",this._pointerUpBound,!0),h._removeEventListener(b,"pointercancel",this._pointerCancelBound,!0),h._removeEventListener(this._element,"pointerover",this._pointerOverBound,!0),h._removeEventListener(this._element,"pointerout",this._pointerOutBound,!0),h.removeClass(this._element,a.winPressed)},dispose:function(){this._disposed||(this._disposed=!0,this._resetPointer())}},{winPressed:"win-pressed"});return a}),SplitViewCommand:c.Namespace._lazy(function(){var k=h.Key,l={get duplicateConstruction(){return"Invalid argument: Controls may only be instantiated one time for each DOM element"}},m={command:"win-splitviewcommand",commandButton:"win-splitviewcommand-button",commandButtonContent:"win-splitviewcommand-button-content",commandSplitButton:"win-splitviewcommand-splitbutton",commandSplitButtonOpened:"win-splitviewcommand-splitbutton-opened",commandIcon:"win-splitviewcommand-icon",commandLabel:"win-splitviewcommand-label"},n={invoked:"invoked",_splitToggle:"_splittoggle"},o=e._createEventProperty,p=c.Class.define(function(a,c){if(a=a||b.document.createElement("DIV"),c=c||{},a.winControl)throw new d("WinJS.UI.SplitViewCommand.DuplicateConstruction",l.duplicateConstruction);this._winKeyboard=new i._WinKeyboard(a),this._baseConstructor(a,c)},{_baseConstructor:function(a,b,c){this._classNames=c||m,a.winControl=this,this._element=a,h.addClass(this.element,this._classNames.command),h.addClass(this.element,"win-disposable"),this._tooltip=null,this._splitOpened=!1,this._buildDom(),a.addEventListener("keydown",this._keydownHandler.bind(this)),g.setOptions(this,b)},element:{get:function(){return this._element}},label:{get:function(){return this._label},set:function(a){this._label=a,this._labelEl.textContent=a}},tooltip:{get:function(){return this._tooltip},set:function(a){this._tooltip=a,this._tooltip||""===this._tooltip?this._element.setAttribute("title",this._tooltip):this._element.removeAttribute("title")}},icon:{get:function(){return this._icon},set:function(a){this._icon=j[a]||a,this._icon&&1===this._icon.length?(this._imageSpan.textContent=this._icon,this._imageSpan.style.backgroundImage="",this._imageSpan.style.msHighContrastAdjust="",this._imageSpan.style.display=""):this._icon&&this._icon.length>1?(this._imageSpan.textContent="",this._imageSpan.style.backgroundImage=this._icon,this._imageSpan.style.msHighContrastAdjust="none",this._imageSpan.style.display=""):(this._imageSpan.textContent="",this._imageSpan.style.backgroundImage="",this._imageSpan.style.msHighContrastAdjust="",this._imageSpan.style.display="none")}},oninvoked:o(n.invoked),_toggleSplit:function(){this._splitOpened=!this._splitOpened,this._splitOpened?(h.addClass(this._splitButtonEl,this._classNames.commandSplitButtonOpened),this._splitButtonEl.setAttribute("aria-expanded","true")):(h.removeClass(this._splitButtonEl,this._classNames.commandSplitButtonOpened),this._splitButtonEl.setAttribute("aria-expanded","false")),this._fireEvent(p._EventName._splitToggle)},_rtl:{get:function(){return"rtl"===h._getComputedStyle(this.element).direction}},_keydownHandler:function(a){if(!h._matchesSelector(a.target,".win-interactive, .win-interactive *")){var b=this._rtl?k.rightArrow:k.leftArrow,c=this._rtl?k.leftArrow:k.rightArrow;a.altKey||a.keyCode!==b&&a.keyCode!==k.home&&a.keyCode!==k.end||a.target!==this._splitButtonEl?a.altKey||a.keyCode!==c||!this.splitButton||a.target!==this._buttonEl&&!this._buttonEl.contains(a.target)?a.keyCode!==k.space&&a.keyCode!==k.enter||a.target!==this._buttonEl&&!this._buttonEl.contains(a.target)?a.keyCode!==k.space&&a.keyCode!==k.enter||a.target!==this._splitButtonEl||this._toggleSplit():this._invoke():(h._setActive(this._splitButtonEl),a.keyCode===c&&a.stopPropagation(),a.preventDefault()):(h._setActive(this._buttonEl),a.keyCode===b&&a.stopPropagation(),a.preventDefault())}},_getFocusInto:function(a){var b=this._rtl?k.rightArrow:k.leftArrow;return a===b&&this.splitButton?this._splitButtonEl:this._buttonEl},_buildDom:function(){var b='<div tabindex="0" role="button" class="'+this._classNames.commandButton+'"><div class="'+this._classNames.commandButtonContent+'"><div class="'+this._classNames.commandIcon+'"></div><div class="'+this._classNames.commandLabel+'"></div></div></div><div tabindex="-1" aria-expanded="false" class="'+this._classNames.commandSplitButton+'"></div>';this.element.insertAdjacentHTML("afterBegin",b),this._buttonEl=this.element.firstElementChild,this._buttonPressedBehavior=new a._WinPressed(this._buttonEl),this._contentEl=this._buttonEl.firstElementChild,this._imageSpan=this._contentEl.firstElementChild,this._imageSpan.style.display="none",this._labelEl=this._imageSpan.nextElementSibling,this._splitButtonEl=this._buttonEl.nextElementSibling,this._splitButtonPressedBehavior=new a._WinPressed(this._splitButtonEl),this._splitButtonEl.style.display="none",h._ensureId(this._buttonEl),this._splitButtonEl.setAttribute("aria-labelledby",this._buttonEl.id),this._buttonEl.addEventListener("click",this._handleButtonClick.bind(this));var c=new h._MutationObserver(this._splitButtonAriaExpandedPropertyChangeHandler.bind(this));c.observe(this._splitButtonEl,{attributes:!0,attributeFilter:["aria-expanded"]}),this._splitButtonEl.addEventListener("click",this._handleSplitButtonClick.bind(this));for(var d=this._splitButtonEl.nextSibling;d;)this._buttonEl.insertBefore(d,this._contentEl),"#text"!==d.nodeName&&f.processAll(d),d=this._splitButtonEl.nextSibling},_handleButtonClick:function(a){var b=a.target;h._matchesSelector(b,".win-interactive, .win-interactive *")||this._invoke()},_splitButtonAriaExpandedPropertyChangeHandler:function(){"true"===this._splitButtonEl.getAttribute("aria-expanded")!==this._splitOpened&&this._toggleSplit()},_handleSplitButtonClick:function(){this._toggleSplit()},_invoke:function(){this._fireEvent(p._EventName.invoked)},_fireEvent:function(a,c){var d=b.document.createEvent("CustomEvent");d.initCustomEvent(a,!0,!1,c),this.element.dispatchEvent(d)},dispose:function(){this._disposed||(this._disposed=!0,this._buttonPressedBehavior.dispose(),this._splitButtonPressedBehavior.dispose())}},{_ClassName:m,_EventName:n});return c.Class.mix(p,g.DOMEventMixin),p})})}),d("WinJS/Controls/NavBar/_Command",["exports","../../Core/_Global","../../Core/_Base","../../Core/_ErrorFromName","../../Navigation","../../Utilities/_ElementUtilities","../SplitView/Command"],function(a,b,c,d,e,f,g){"use strict";c.Namespace._moduleDefine(a,"WinJS.UI",{NavBarCommand:c.Namespace._lazy(function(){var a={get duplicateConstruction(){return"Invalid argument: Controls may only be instantiated one time for each DOM element"},get navBarCommandDeprecated(){return"NavBarCommand is deprecated and may not be available in future releases. If you were using a NavBarCommand inside of a SplitView, use SplitViewCommand instead."}},h={command:"win-navbarcommand",commandButton:"win-navbarcommand-button",commandButtonContent:"win-navbarcommand-button-content",commandSplitButton:"win-navbarcommand-splitbutton",commandSplitButtonOpened:"win-navbarcommand-splitbutton-opened",commandIcon:"win-navbarcommand-icon",commandLabel:"win-navbarcommand-label"},i=g.SplitViewCommand.prototype,j=c.Class.derive(g.SplitViewCommand,function(c,e){if(f._deprecated(a.navBarCommandDeprecated),c=c||b.document.createElement("DIV"),e=e||{},c.winControl)throw new d("WinJS.UI.NavBarCommand.DuplicateConstruction",a.duplicateConstruction);this._baseConstructor(c,e,h)},{element:{get:function(){return Object.getOwnPropertyDescriptor(i,"element").get.call(this)}},label:{get:function(){return Object.getOwnPropertyDescriptor(i,"label").get.call(this)},set:function(a){return Object.getOwnPropertyDescriptor(i,"label").set.call(this,a)}},tooltip:{get:function(){return Object.getOwnPropertyDescriptor(i,"tooltip").get.call(this)},set:function(a){return Object.getOwnPropertyDescriptor(i,"tooltip").set.call(this,a)}},icon:{get:function(){return Object.getOwnPropertyDescriptor(i,"icon").get.call(this)},set:function(a){return Object.getOwnPropertyDescriptor(i,"icon").set.call(this,a)}},location:{get:function(){return this._location},set:function(a){this._location=a}},oninvoked:{get:function(){return void 0},enumerable:!1},state:{get:function(){return this._state},set:function(a){this._state=a}},splitButton:{get:function(){return this._split},set:function(a){this._split=a,this._split?this._splitButtonEl.style.display="":this._splitButtonEl.style.display="none"}},splitOpened:{get:function(){return this._splitOpened},set:function(a){this._splitOpened!==!!a&&this._toggleSplit()}},dispose:function(){i.dispose.call(this)},_invoke:function(){this.location&&e.navigate(this.location,this.state),this._fireEvent(j._EventName._invoked)}},{_ClassName:h,_EventName:{_invoked:"_invoked",_splitToggle:"_splittoggle"}});return j})})}),d("WinJS/Controls/NavBar/_Container",["exports","../../Core/_Global","../../Core/_Base","../../Core/_BaseUtils","../../Core/_ErrorFromName","../../Core/_Events","../../Core/_Log","../../Core/_Resources","../../Core/_WriteProfilerMark","../../Animations","../../Animations/_TransitionAnimation","../../BindingList","../../ControlProcessor","../../Navigation","../../Promise","../../Scheduler","../../Utilities/_Control","../../Utilities/_ElementUtilities","../../Utilities/_KeyboardBehavior","../../Utilities/_UI","../_LegacyAppBar/_Constants","../Repeater","./_Command"],function(a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u,v,w){"use strict";function x(){return null===b.document.activeElement||b.document.activeElement===b.document.body}c.Namespace._moduleDefine(a,"WinJS.UI",{NavBarContainer:c.Namespace._lazy(function(){var a=r.Key,y=3e3,z=r._MSPointerEvent.MSPOINTER_TYPE_TOUCH||"touch",A=0,B=f._createEventProperty,C={invoked:"invoked",splittoggle:"splittoggle"},D={get duplicateConstruction(){return"Invalid argument: Controls may only be instantiated one time for each DOM element"},get navBarContainerViewportAriaLabel(){return h._getWinJSString("ui/navBarContainerViewportAriaLabel").value},get navBarContainerIsDeprecated(){return"NavBarContainer is deprecated and may not be available in future releases. Instead, use a WinJS SplitView to display navigation targets within the app."}},E=c.Class.define(function(a,c){if(r._deprecated(D.navBarContainerIsDeprecated),a=a||b.document.createElement("DIV"),this._id=a.id||r._uniqueID(a),this._writeProfilerMark("constructor,StartTM"),c=c||{},a.winControl)throw new e("WinJS.UI.NavBarContainer.DuplicateConstruction",D.duplicateConstruction);a.winControl=this,this._element=a,r.addClass(this.element,E._ClassName.navbarcontainer),r.addClass(this.element,"win-disposable"),a.getAttribute("tabIndex")||(a.tabIndex=-1),this._focusCurrentItemPassivelyBound=this._focusCurrentItemPassively.bind(this),this._closeSplitAndResetBound=this._closeSplitAndReset.bind(this),this._currentManipulationState=A,this._panningDisabled=!r._supportsSnapPoints,this._fixedSize=!1,this._maxRows=1,this._sizes={},this._setupTree(),this._duringConstructor=!0,this._dataChangingBound=this._dataChanging.bind(this),this._dataChangedBound=this._dataChanged.bind(this),n.addEventListener("navigated",this._closeSplitAndResetBound),this.layout=c.layout||t.Orientation.horizontal,c.maxRows&&(this.maxRows=c.maxRows),c.template&&(this.template=c.template),c.data&&(this.data=c.data),c.fixedSize&&(this.fixedSize=c.fixedSize),q._setOptions(this,c,!0),this._duringConstructor=!1,c.currentIndex&&(this.currentIndex=c.currentIndex),this._updatePageUI(),p.schedule(function(){this._updateAppBarReference()},p.Priority.normal,this,"WinJS.UI.NavBarContainer_async_initialize"),this._writeProfilerMark("constructor,StopTM")},{element:{get:function(){return this._element}},template:{get:function(){return this._template},set:function(a){if(this._template=a,this._repeater){var c=this.element.contains(b.document.activeElement);this._duringConstructor||this._closeSplitIfOpen(),this._repeater.template=this._repeater.template,this._duringConstructor||(this._measured=!1,this._sizes.itemMeasured=!1,this._reset(),c&&this._keyboardBehavior._focus(0))}}},_render:function(a){var c=b.document.createElement("div"),d=this._template;d&&(d.render?d.render(a,c):d.winControl&&d.winControl.render?d.winControl.render(a,c):c.appendChild(d(a)));var e=new w.NavBarCommand(c,a);return e._element},data:{get:function(){return this._repeater&&this._repeater.data},set:function(a){a||(a=new l.List),this._duringConstructor||this._closeSplitIfOpen(),this._removeDataChangingEvents(),this._removeDataChangedEvents();var c=this.element.contains(b.document.activeElement);this._repeater||(this._surfaceEl.innerHTML="",this._repeater=new v.Repeater(this._surfaceEl,{template:this._render.bind(this)})),this._addDataChangingEvents(a),this._repeater.data=a,this._addDataChangedEvents(a),this._duringConstructor||(this._measured=!1,this._sizes.itemMeasured=!1,this._reset(),c&&this._keyboardBehavior._focus(0))}},maxRows:{get:function(){return this._maxRows},set:function(a){a=+a===a?a:1,this._maxRows=Math.max(1,a),this._duringConstructor||(this._closeSplitIfOpen(),this._measured=!1,this._reset())}},layout:{get:function(){return this._layout},set:function(a){a===t.Orientation.vertical?(this._layout=t.Orientation.vertical,r.removeClass(this.element,E._ClassName.horizontal),r.addClass(this.element,E._ClassName.vertical)):(this._layout=t.Orientation.horizontal,r.removeClass(this.element,E._ClassName.vertical),r.addClass(this.element,E._ClassName.horizontal)),this._viewportEl.style.msScrollSnapType="",this._zooming=!1,this._duringConstructor||(this._measured=!1,this._sizes.itemMeasured=!1,this._ensureVisible(this._keyboardBehavior.currentIndex,!0),this._updatePageUI(),this._closeSplitIfOpen())}},currentIndex:{get:function(){return this._keyboardBehavior.currentIndex},set:function(a){if(a===+a){var c=this.element.contains(b.document.activeElement);this._keyboardBehavior.currentIndex=a,this._ensureVisible(this._keyboardBehavior.currentIndex,!0),c&&this._keyboardBehavior._focus()}}},fixedSize:{get:function(){return this._fixedSize},set:function(a){this._fixedSize=!!a,this._duringConstructor||(this._closeSplitIfOpen(),this._measured?this._surfaceEl.children.length>0&&this._updateGridStyles():this._measure())}},oninvoked:B(C.invoked),onsplittoggle:B(C.splittoggle),forceLayout:function(){this._resizeHandler(),this._measured&&(this._scrollPosition=r.getScrollPosition(this._viewportEl)[this.layout===t.Orientation.horizontal?"scrollLeft":"scrollTop"]),this._duringForceLayout=!0,this._ensureVisible(this._keyboardBehavior.currentIndex,!0),this._updatePageUI(),this._duringForceLayout=!1},_updateAppBarReference:function(){if(!this._appBarEl||!this._appBarEl.contains(this.element)){this._appBarEl&&(this._appBarEl.removeEventListener("beforeopen",this._closeSplitAndResetBound),this._appBarEl.removeEventListener("beforeopen",this._resizeImplBound),this._appBarEl.removeEventListener("afteropen",this._focusCurrentItemPassivelyBound));for(var a=this.element.parentNode;a&&!r.hasClass(a,u.appBarClass);)a=a.parentNode;this._appBarEl=a,this._appBarEl&&(this._appBarEl.addEventListener("beforeopen",this._closeSplitAndResetBound),this._appBarEl.addEventListener("afteropen",this._focusCurrentItemPassivelyBound))}},_closeSplitAndReset:function(){this._closeSplitIfOpen(),this._reset()},_dataChanging:function(a){this._elementHadFocus=b.document.activeElement,this._currentSplitNavItem&&this._currentSplitNavItem.splitOpened&&("itemremoved"===a.type?this._surfaceEl.children[a.detail.index].winControl===this._currentSplitNavItem&&this._closeSplitIfOpen():"itemchanged"===a.type?this._surfaceEl.children[a.detail.index].winControl===this._currentSplitNavItem&&this._closeSplitIfOpen():"itemmoved"===a.type?this._surfaceEl.children[a.detail.oldIndex].winControl===this._currentSplitNavItem&&this._closeSplitIfOpen():"reload"===a.type&&this._closeSplitIfOpen())},_dataChanged:function(a){this._measured=!1,"itemremoved"===a.type?a.detail.index<this._keyboardBehavior.currentIndex?this._keyboardBehavior.currentIndex--:a.detail.index===this._keyboardBehavior.currentIndex&&(this._keyboardBehavior.currentIndex=this._keyboardBehavior.currentIndex,x()&&this._elementHadFocus&&this._keyboardBehavior._focus()):"itemchanged"===a.type?a.detail.index===this._keyboardBehavior.currentIndex&&x()&&this._elementHadFocus&&this._keyboardBehavior._focus():"iteminserted"===a.type?a.detail.index<=this._keyboardBehavior.currentIndex&&this._keyboardBehavior.currentIndex++:"itemmoved"===a.type?a.detail.oldIndex===this._keyboardBehavior.currentIndex&&(this._keyboardBehavior.currentIndex=a.detail.newIndex,x()&&this._elementHadFocus&&this._keyboardBehavior._focus()):"reload"===a.type&&(this._keyboardBehavior.currentIndex=0,x()&&this._elementHadFocus&&this._keyboardBehavior._focus()),this._ensureVisible(this._keyboardBehavior.currentIndex,!0),this._updatePageUI()},_focusCurrentItemPassively:function(){this.element.contains(b.document.activeElement)&&this._keyboardBehavior._focus()},_reset:function(){this._keyboardBehavior.currentIndex=0,this.element.contains(b.document.activeElement)&&this._keyboardBehavior._focus(0),this._viewportEl.style.msScrollSnapType="",this._zooming=!1,this._ensureVisible(0,!0),this._updatePageUI()},_removeDataChangedEvents:function(){this._repeater&&(this._repeater.data.removeEventListener("itemchanged",this._dataChangedBound),this._repeater.data.removeEventListener("iteminserted",this._dataChangedBound),this._repeater.data.removeEventListener("itemmoved",this._dataChangedBound),this._repeater.data.removeEventListener("itemremoved",this._dataChangedBound),this._repeater.data.removeEventListener("reload",this._dataChangedBound))},_addDataChangedEvents:function(){this._repeater&&(this._repeater.data.addEventListener("itemchanged",this._dataChangedBound),this._repeater.data.addEventListener("iteminserted",this._dataChangedBound),this._repeater.data.addEventListener("itemmoved",this._dataChangedBound),this._repeater.data.addEventListener("itemremoved",this._dataChangedBound),this._repeater.data.addEventListener("reload",this._dataChangedBound))},_removeDataChangingEvents:function(){this._repeater&&(this._repeater.data.removeEventListener("itemchanged",this._dataChangingBound),this._repeater.data.removeEventListener("iteminserted",this._dataChangingBound),this._repeater.data.removeEventListener("itemmoved",this._dataChangingBound),this._repeater.data.removeEventListener("itemremoved",this._dataChangingBound),this._repeater.data.removeEventListener("reload",this._dataChangingBound))},_addDataChangingEvents:function(a){a.addEventListener("itemchanged",this._dataChangingBound),a.addEventListener("iteminserted",this._dataChangingBound),a.addEventListener("itemmoved",this._dataChangingBound),a.addEventListener("itemremoved",this._dataChangingBound),a.addEventListener("reload",this._dataChangingBound)},_mouseleave:function(){this._mouseInViewport&&(this._mouseInViewport=!1,this._updateArrows())},_MSPointerDown:function(a){a.pointerType===z&&this._mouseInViewport&&(this._mouseInViewport=!1,this._updateArrows())},_MSPointerMove:function(a){a.pointerType!==z&&(this._mouseInViewport||(this._mouseInViewport=!0,this._updateArrows()))},_setupTree:function(){this._animateNextPreviousButtons=o.wrap(),this._element.addEventListener("mouseleave",this._mouseleave.bind(this)),r._addEventListener(this._element,"pointerdown",this._MSPointerDown.bind(this)),r._addEventListener(this._element,"pointermove",this._MSPointerMove.bind(this)),r._addEventListener(this._element,"focusin",this._focusHandler.bind(this),!1),this._pageindicatorsEl=b.document.createElement("div"),r.addClass(this._pageindicatorsEl,E._ClassName.pageindicators),this._element.appendChild(this._pageindicatorsEl),this._ariaStartMarker=b.document.createElement("div"),this._element.appendChild(this._ariaStartMarker),this._viewportEl=b.document.createElement("div"),r.addClass(this._viewportEl,E._ClassName.viewport),this._element.appendChild(this._viewportEl),this._viewportEl.setAttribute("role","group"),this._viewportEl.setAttribute("aria-label",D.navBarContainerViewportAriaLabel),this._boundResizeHandler=this._resizeHandler.bind(this),r._resizeNotifier.subscribe(this._element,this._boundResizeHandler),this._viewportEl.addEventListener("mselementresize",this._resizeHandler.bind(this)),this._viewportEl.addEventListener("scroll",this._scrollHandler.bind(this)),this._viewportEl.addEventListener("MSManipulationStateChanged",this._MSManipulationStateChangedHandler.bind(this)),this._ariaEndMarker=b.document.createElement("div"),this._element.appendChild(this._ariaEndMarker),this._surfaceEl=b.document.createElement("div"),r.addClass(this._surfaceEl,E._ClassName.surface),this._viewportEl.appendChild(this._surfaceEl),this._surfaceEl.addEventListener(w.NavBarCommand._EventName._invoked,this._navbarCommandInvokedHandler.bind(this)),this._surfaceEl.addEventListener(w.NavBarCommand._EventName._splitToggle,this._navbarCommandSplitToggleHandler.bind(this)),r._addEventListener(this._surfaceEl,"focusin",this._itemsFocusHandler.bind(this),!1),this._surfaceEl.addEventListener("keydown",this._keyDownHandler.bind(this));for(var a=this.element.firstElementChild;a!==this._pageindicatorsEl;)this._surfaceEl.appendChild(a),m.process(a),a=this.element.firstElementChild;this._leftArrowEl=b.document.createElement("div"),r.addClass(this._leftArrowEl,E._ClassName.navleftarrow),r.addClass(this._leftArrowEl,E._ClassName.navarrow),this._element.appendChild(this._leftArrowEl),this._leftArrowEl.addEventListener("click",this._goLeft.bind(this)),this._leftArrowEl.style.opacity=0,
this._leftArrowEl.style.visibility="hidden",this._leftArrowFadeOut=o.wrap(),this._rightArrowEl=b.document.createElement("div"),r.addClass(this._rightArrowEl,E._ClassName.navrightarrow),r.addClass(this._rightArrowEl,E._ClassName.navarrow),this._element.appendChild(this._rightArrowEl),this._rightArrowEl.addEventListener("click",this._goRight.bind(this)),this._rightArrowEl.style.opacity=0,this._rightArrowEl.style.visibility="hidden",this._rightArrowFadeOut=o.wrap(),this._keyboardBehavior=new s._KeyboardBehavior(this._surfaceEl,{scroller:this._viewportEl}),this._winKeyboard=new s._WinKeyboard(this._surfaceEl)},_goRight:function(){this._sizes.rtl?this._goPrev():this._goNext()},_goLeft:function(){this._sizes.rtl?this._goNext():this._goPrev()},_goNext:function(){this._measure();var a=this._sizes.rowsPerPage*this._sizes.columnsPerPage,b=Math.min(Math.floor(this._keyboardBehavior.currentIndex/a)+1,this._sizes.pages-1);this._keyboardBehavior.currentIndex=Math.min(a*b,this._surfaceEl.children.length),this._keyboardBehavior._focus()},_goPrev:function(){this._measure();var a=this._sizes.rowsPerPage*this._sizes.columnsPerPage,b=Math.max(0,Math.floor(this._keyboardBehavior.currentIndex/a)-1);this._keyboardBehavior.currentIndex=Math.max(a*b,0),this._keyboardBehavior._focus()},_currentPage:{get:function(){return this.layout===t.Orientation.horizontal&&(this._measure(),this._sizes.viewportOffsetWidth>0)?Math.min(this._sizes.pages-1,Math.round(this._scrollPosition/this._sizes.viewportOffsetWidth)):0}},_resizeHandler:function(){if(!this._disposed&&this._measured){var a=this.layout===t.Orientation.horizontal?this._sizes.viewportOffsetWidth!==parseFloat(r._getComputedStyle(this._viewportEl).width):this._sizes.viewportOffsetHeight!==parseFloat(r._getComputedStyle(this._viewportEl).height);a&&(this._measured=!1,this._pendingResize||(this._pendingResize=!0,this._resizeImplBound=this._resizeImplBound||this._resizeImpl.bind(this),this._updateAppBarReference(),this._appBarEl&&this._appBarEl.winControl&&!this._appBarEl.winControl.opened?(p.schedule(this._resizeImplBound,p.Priority.idle,null,"WinJS.UI.NavBarContainer._resizeImpl"),this._appBarEl.addEventListener("beforeopen",this._resizeImplBound)):this._resizeImpl()))}},_resizeImpl:function(){!this._disposed&&this._pendingResize&&(this._pendingResize=!1,this._appBarEl&&this._appBarEl.removeEventListener("beforeopen",this._resizeImplBound),this._keyboardBehavior.currentIndex=0,this.element.contains(b.document.activeElement)&&this._keyboardBehavior._focus(this._keyboardBehavior.currentIndex),this._closeSplitIfOpen(),this._ensureVisible(this._keyboardBehavior.currentIndex,!0),this._updatePageUI())},_keyDownHandler:function(c){var d=c.keyCode;if(!c.altKey&&(d===a.pageUp||d===a.pageDown)){var e=c.target;if(r._matchesSelector(e,".win-interactive, .win-interactive *"))return;var f=this._keyboardBehavior.currentIndex;this._measure();var g=this._sizes,h=Math.floor(f/(g.columnsPerPage*g.rowsPerPage)),i=null;if(d===a.pageUp){if(this.layout===t.Orientation.horizontal){var j=h*g.columnsPerPage*g.rowsPerPage;f===j&&this._surfaceEl.children[f].winControl._buttonEl===b.document.activeElement?f-=g.columnsPerPage*g.rowsPerPage:f=j}else{var k=this._surfaceEl.children[f],l=k.offsetTop,m=l+k.offsetHeight,n=this._zooming?this._zoomPosition:this._scrollPosition;if(l>=n&&m<n+g.viewportOffsetHeight)for(;f>0&&this._surfaceEl.children[f-1].offsetTop>n;)f--;if(this._keyboardBehavior.currentIndex===f){var o=m-g.viewportOffsetHeight;for(f=Math.max(0,f-1);f>0&&this._surfaceEl.children[f-1].offsetTop>o;)f--;i=f>0?this._surfaceEl.children[f].offsetTop-this._sizes.itemMarginTop:0}}f=Math.max(f,0),this._keyboardBehavior.currentIndex=f;var p=this._surfaceEl.children[f].winControl._buttonEl;null!==i&&this._scrollTo(i),r._setActive(p,this._viewportEl)}else{if(this.layout===t.Orientation.horizontal){var q=(h+1)*g.columnsPerPage*g.rowsPerPage-1;f===q?f+=g.columnsPerPage*g.rowsPerPage:f=q}else{var k=this._surfaceEl.children[this._keyboardBehavior.currentIndex],l=k.offsetTop,m=l+k.offsetHeight,n=this._zooming?this._zoomPosition:this._scrollPosition;if(l>=n&&m<n+g.viewportOffsetHeight)for(;f<this._surfaceEl.children.length-1&&this._surfaceEl.children[f+1].offsetTop+this._surfaceEl.children[f+1].offsetHeight<n+g.viewportOffsetHeight;)f++;if(f===this._keyboardBehavior.currentIndex){var s=l+g.viewportOffsetHeight;for(f=Math.min(this._surfaceEl.children.length-1,f+1);f<this._surfaceEl.children.length-1&&this._surfaceEl.children[f+1].offsetTop+this._surfaceEl.children[f+1].offsetHeight<s;)f++;i=f<this._surfaceEl.children.length-1?this._surfaceEl.children[f+1].offsetTop-this._sizes.viewportOffsetHeight:this._scrollLength-this._sizes.viewportOffsetHeight}}f=Math.min(f,this._surfaceEl.children.length-1),this._keyboardBehavior.currentIndex=f;var p=this._surfaceEl.children[f].winControl._buttonEl;null!==i&&this._scrollTo(i);try{r._setActive(p,this._viewportEl)}catch(u){}}}},_focusHandler:function(a){var b=a.target;this._surfaceEl.contains(b)||(this._skipEnsureVisible=!0,this._keyboardBehavior._focus(this._keyboardBehavior.currentIndex))},_itemsFocusHandler:function(a){var b=a.target;if(b!==this._surfaceEl){for(;b.parentNode!==this._surfaceEl;)b=b.parentNode;for(var c=-1;b;)c++,b=b.previousSibling;this._skipEnsureVisible?this._skipEnsureVisible=!1:this._ensureVisible(c)}},_ensureVisible:function(a,b){if(this._measure(),this.layout===t.Orientation.horizontal){var c=Math.floor(a/(this._sizes.rowsPerPage*this._sizes.columnsPerPage));this._scrollTo(c*this._sizes.viewportOffsetWidth,b)}else{var d,e=this._surfaceEl.children[a];d=a>0?e.offsetTop-this._sizes.itemMarginTop:0;var f;f=a<this._surfaceEl.children.length-1?this._surfaceEl.children[a+1].offsetTop-this._sizes.viewportOffsetHeight:this._scrollLength-this._sizes.viewportOffsetHeight;var g=this._zooming?this._zoomPosition:this._scrollPosition;g=Math.max(g,f),g=Math.min(g,d),this._scrollTo(g,b)}},_scrollTo:function(a,b){if(this._measure(),a=this.layout===t.Orientation.horizontal?Math.max(0,Math.min(this._scrollLength-this._sizes.viewportOffsetWidth,a)):Math.max(0,Math.min(this._scrollLength-this._sizes.viewportOffsetHeight,a)),b){if(Math.abs(this._scrollPosition-a)>1){this._zooming=!1,this._scrollPosition=a,this._updatePageUI(),this._duringForceLayout||this._closeSplitIfOpen();var c={};c[this.layout===t.Orientation.horizontal?"scrollLeft":"scrollTop"]=a,r.setScrollPosition(this._viewportEl,c)}}else(!this._zooming&&Math.abs(this._scrollPosition-a)>1||this._zooming&&Math.abs(this._zoomPosition-a)>1)&&(this._zoomPosition=a,this._zooming=!0,this.layout===t.Orientation.horizontal?(this._viewportEl.style.msScrollSnapType="none",r._zoomTo(this._viewportEl,{contentX:a,contentY:0,viewportX:0,viewportY:0})):r._zoomTo(this._viewportEl,{contentX:0,contentY:a,viewportX:0,viewportY:0}),this._closeSplitIfOpen())},_MSManipulationStateChangedHandler:function(a){this._currentManipulationState=a.currentState,a.currentState===a.MS_MANIPULATION_STATE_ACTIVE&&(this._viewportEl.style.msScrollSnapType="",this._zooming=!1),b.clearTimeout(this._manipulationStateTimeoutId),a.currentState===a.MS_MANIPULATION_STATE_STOPPED&&(this._manipulationStateTimeoutId=b.setTimeout(function(){this._viewportEl.style.msScrollSnapType="",this._zooming=!1,this._updateCurrentIndexIfPageChanged()}.bind(this),100))},_scrollHandler:function(){if(!this._disposed&&(this._measured=!1,!this._checkingScroll)){var a=this;this._checkingScroll=d._requestAnimationFrame(function(){if(!a._disposed){a._checkingScroll=null;var b=r.getScrollPosition(a._viewportEl)[a.layout===t.Orientation.horizontal?"scrollLeft":"scrollTop"];b!==a._scrollPosition&&(a._scrollPosition=b,a._closeSplitIfOpen()),a._updatePageUI(),a._zooming||a._currentManipulationState!==A||a._updateCurrentIndexIfPageChanged()}})}},_updateCurrentIndexIfPageChanged:function(){if(this.layout===t.Orientation.horizontal){this._measure();var a=this._currentPage,c=a*this._sizes.rowsPerPage*this._sizes.columnsPerPage,d=(a+1)*this._sizes.rowsPerPage*this._sizes.columnsPerPage-1;(this._keyboardBehavior.currentIndex<c||this._keyboardBehavior.currentIndex>d)&&(this._keyboardBehavior.currentIndex=c,this.element.contains(b.document.activeElement)&&this._keyboardBehavior._focus(this._keyboardBehavior.currentIndex))}},_measure:function(){if(!this._measured){this._resizeImpl(),this._writeProfilerMark("measure,StartTM");var a=this._sizes;a.rtl="rtl"===r._getComputedStyle(this._element).direction;var b=this._surfaceEl.children.length;if(b>0){if(!this._sizes.itemMeasured){this._writeProfilerMark("measureItem,StartTM");var c=this._surfaceEl.firstElementChild;c.style.margin="",c.style.width="";var d=r._getComputedStyle(c);a.itemOffsetWidth=parseFloat(r._getComputedStyle(c).width),0===c.offsetWidth&&(a.itemOffsetWidth=0),a.itemMarginLeft=parseFloat(d.marginLeft),a.itemMarginRight=parseFloat(d.marginRight),a.itemWidth=a.itemOffsetWidth+a.itemMarginLeft+a.itemMarginRight,a.itemOffsetHeight=parseFloat(r._getComputedStyle(c).height),0===c.offsetHeight&&(a.itemOffsetHeight=0),a.itemMarginTop=parseFloat(d.marginTop),a.itemMarginBottom=parseFloat(d.marginBottom),a.itemHeight=a.itemOffsetHeight+a.itemMarginTop+a.itemMarginBottom,a.itemOffsetWidth>0&&a.itemOffsetHeight>0&&(a.itemMeasured=!0),this._writeProfilerMark("measureItem,StopTM")}if(a.viewportOffsetWidth=parseFloat(r._getComputedStyle(this._viewportEl).width),0===this._viewportEl.offsetWidth&&(a.viewportOffsetWidth=0),a.viewportOffsetHeight=parseFloat(r._getComputedStyle(this._viewportEl).height),0===this._viewportEl.offsetHeight&&(a.viewportOffsetHeight=0),0===a.viewportOffsetWidth||0===a.itemOffsetHeight?this._measured=!1:this._measured=!0,this.layout===t.Orientation.horizontal){this._scrollPosition=r.getScrollPosition(this._viewportEl).scrollLeft,a.leadingEdge=this._leftArrowEl.offsetWidth+parseInt(r._getComputedStyle(this._leftArrowEl).marginLeft)+parseInt(r._getComputedStyle(this._leftArrowEl).marginRight);var e=a.viewportOffsetWidth-2*a.leadingEdge;a.maxColumns=a.itemWidth?Math.max(1,Math.floor(e/a.itemWidth)):1,a.rowsPerPage=Math.min(this.maxRows,Math.ceil(b/a.maxColumns)),a.columnsPerPage=Math.min(a.maxColumns,b),a.pages=Math.ceil(b/(a.columnsPerPage*a.rowsPerPage)),a.trailingEdge=a.leadingEdge,a.extraSpace=e-a.columnsPerPage*a.itemWidth,this._scrollLength=a.viewportOffsetWidth*a.pages,this._keyboardBehavior.fixedSize=a.rowsPerPage,this._keyboardBehavior.fixedDirection=s._KeyboardBehavior.FixedDirection.height,this._surfaceEl.style.height=a.itemHeight*a.rowsPerPage+"px",this._surfaceEl.style.width=this._scrollLength+"px"}else this._scrollPosition=this._viewportEl.scrollTop,a.leadingEdge=0,a.rowsPerPage=b,a.columnsPerPage=1,a.pages=1,a.trailingEdge=0,this._scrollLength=this._viewportEl.scrollHeight,this._keyboardBehavior.fixedSize=a.columnsPerPage,this._keyboardBehavior.fixedDirection=s._KeyboardBehavior.FixedDirection.width,this._surfaceEl.style.height="",this._surfaceEl.style.width="";this._updateGridStyles()}else a.pages=1,this._hasPreviousContent=!1,this._hasNextContent=!1,this._surfaceEl.style.height="",this._surfaceEl.style.width="";this._writeProfilerMark("measure,StopTM")}},_updateGridStyles:function(){for(var a=this._sizes,b=this._surfaceEl.children.length,c=0;b>c;c++){var d,e,f=this._surfaceEl.children[c],g="";if(this.layout===t.Orientation.horizontal){var h=Math.floor(c/a.rowsPerPage),i=h%a.columnsPerPage===0,j=h%a.columnsPerPage===a.columnsPerPage-1,k=a.trailingEdge;if(this.fixedSize)k+=a.extraSpace;else{var l=a.extraSpace-(a.maxColumns-a.columnsPerPage)*a.itemWidth;g=a.itemOffsetWidth+l/a.maxColumns+"px"}var m,n;a.rtl?(m=i?a.leadingEdge:0,n=j?k:0):(m=j?k:0,n=i?a.leadingEdge:0),d=m+a.itemMarginRight+"px",e=n+a.itemMarginLeft+"px"}else d="",e="";f.style.marginRight!==d&&(f.style.marginRight=d),f.style.marginLeft!==e&&(f.style.marginLeft=e),f.style.width!==g&&(f.style.width=g)}},_updatePageUI:function(){this._measure();var a=this._currentPage;this._hasPreviousContent=0!==a,this._hasNextContent=a<this._sizes.pages-1,this._updateArrows(),this._indicatorCount!==this._sizes.pages&&(this._indicatorCount=this._sizes.pages,this._pageindicatorsEl.innerHTML=new Array(this._sizes.pages+1).join('<span class="'+E._ClassName.indicator+'"></span>'));for(var b=0;b<this._pageindicatorsEl.children.length;b++)b===a?r.addClass(this._pageindicatorsEl.children[b],E._ClassName.currentindicator):r.removeClass(this._pageindicatorsEl.children[b],E._ClassName.currentindicator);if(this._sizes.pages>1?(this._viewportEl.style.overflowX=this._panningDisabled?"hidden":"",this._pageindicatorsEl.style.visibility=""):(this._viewportEl.style.overflowX="hidden",this._pageindicatorsEl.style.visibility="hidden"),this._sizes.pages<=1||this._layout!==t.Orientation.horizontal)this._ariaStartMarker.removeAttribute("aria-flowto"),this._ariaEndMarker.removeAttribute("x-ms-aria-flowfrom");else{var c=a*this._sizes.rowsPerPage*this._sizes.columnsPerPage,d=this._surfaceEl.children[c].winControl._buttonEl;r._ensureId(d),this._ariaStartMarker.setAttribute("aria-flowto",d.id);var e=Math.min(this._surfaceEl.children.length-1,(a+1)*this._sizes.rowsPerPage*this._sizes.columnsPerPage-1),f=this._surfaceEl.children[e].winControl._buttonEl;r._ensureId(f),this._ariaEndMarker.setAttribute("x-ms-aria-flowfrom",f.id)}},_closeSplitIfOpen:function(){this._currentSplitNavItem&&(this._currentSplitNavItem.splitOpened&&this._currentSplitNavItem._toggleSplit(),this._currentSplitNavItem=null)},_updateArrows:function(){var a=this._sizes.rtl?this._hasNextContent:this._hasPreviousContent,b=this._sizes.rtl?this._hasPreviousContent:this._hasNextContent,c=this;(this._mouseInViewport||this._panningDisabled)&&a?(this._leftArrowWaitingToFadeOut&&this._leftArrowWaitingToFadeOut.cancel(),this._leftArrowWaitingToFadeOut=null,this._leftArrowFadeOut&&this._leftArrowFadeOut.cancel(),this._leftArrowFadeOut=null,this._leftArrowEl.style.visibility="",this._leftArrowFadeIn=this._leftArrowFadeIn||j.fadeIn(this._leftArrowEl)):(a?this._leftArrowWaitingToFadeOut=this._leftArrowWaitingToFadeOut||o.timeout(k._animationTimeAdjustment(y)):(this._leftArrowWaitingToFadeOut&&this._leftArrowWaitingToFadeOut.cancel(),this._leftArrowWaitingToFadeOut=o.wrap()),this._leftArrowWaitingToFadeOut.then(function(){this._leftArrowFadeIn&&this._leftArrowFadeIn.cancel(),this._leftArrowFadeIn=null,this._leftArrowFadeOut=this._leftArrowFadeOut||j.fadeOut(this._leftArrowEl).then(function(){c._leftArrowEl.style.visibility="hidden"})}.bind(this))),(this._mouseInViewport||this._panningDisabled)&&b?(this._rightArrowWaitingToFadeOut&&this._rightArrowWaitingToFadeOut.cancel(),this._rightArrowWaitingToFadeOut=null,this._rightArrowFadeOut&&this._rightArrowFadeOut.cancel(),this._rightArrowFadeOut=null,this._rightArrowEl.style.visibility="",this._rightArrowFadeIn=this._rightArrowFadeIn||j.fadeIn(this._rightArrowEl)):(b?this._rightArrowWaitingToFadeOut=this._rightArrowWaitingToFadeOut||o.timeout(k._animationTimeAdjustment(y)):(this._rightArrowWaitingToFadeOut&&this._rightArrowWaitingToFadeOut.cancel(),this._rightArrowWaitingToFadeOut=o.wrap()),this._rightArrowWaitingToFadeOut.then(function(){this._rightArrowFadeIn&&this._rightArrowFadeIn.cancel(),this._rightArrowFadeIn=null,this._rightArrowFadeOut=this._rightArrowFadeOut||j.fadeOut(this._rightArrowEl).then(function(){c._rightArrowEl.style.visibility="hidden"})}.bind(this)))},_navbarCommandInvokedHandler:function(a){for(var b=a.target,c=-1;b;)c++,b=b.previousSibling;this._fireEvent(E._EventName.invoked,{index:c,navbarCommand:a.target.winControl,data:this._repeater?this._repeater.data.getAt(c):null})},_navbarCommandSplitToggleHandler:function(a){for(var b=a.target,c=-1;b;)c++,b=b.previousSibling;var d=a.target.winControl;this._closeSplitIfOpen(),d.splitOpened&&(this._currentSplitNavItem=d),this._fireEvent(E._EventName.splitToggle,{opened:d.splitOpened,index:c,navbarCommand:d,data:this._repeater?this._repeater.data.getAt(c):null})},_fireEvent:function(a,c){var d=b.document.createEvent("CustomEvent");d.initCustomEvent(a,!0,!1,c),this.element.dispatchEvent(d)},_writeProfilerMark:function(a){var b="WinJS.UI.NavBarContainer:"+this._id+":"+a;i(b),g.log&&g.log(b,null,"navbarcontainerprofiler")},dispose:function(){this._disposed||(this._disposed=!0,this._appBarEl&&(this._appBarEl.removeEventListener("beforeopen",this._closeSplitAndResetBound),this._appBarEl.removeEventListener("beforeopen",this._resizeImplBound)),n.removeEventListener("navigated",this._closeSplitAndResetBound),this._leftArrowWaitingToFadeOut&&this._leftArrowWaitingToFadeOut.cancel(),this._leftArrowFadeOut&&this._leftArrowFadeOut.cancel(),this._leftArrowFadeIn&&this._leftArrowFadeIn.cancel(),this._rightArrowWaitingToFadeOut&&this._rightArrowWaitingToFadeOut.cancel(),this._rightArrowFadeOut&&this._rightArrowFadeOut.cancel(),this._rightArrowFadeIn&&this._rightArrowFadeIn.cancel(),r._resizeNotifier.unsubscribe(this._element,this._boundResizeHandler),this._removeDataChangingEvents(),this._removeDataChangedEvents())}},{_ClassName:{navbarcontainer:"win-navbarcontainer",pageindicators:"win-navbarcontainer-pageindicator-box",indicator:"win-navbarcontainer-pageindicator",currentindicator:"win-navbarcontainer-pageindicator-current",vertical:"win-navbarcontainer-vertical",horizontal:"win-navbarcontainer-horizontal",viewport:"win-navbarcontainer-viewport",surface:"win-navbarcontainer-surface",navarrow:"win-navbarcontainer-navarrow",navleftarrow:"win-navbarcontainer-navleft",navrightarrow:"win-navbarcontainer-navright"},_EventName:{invoked:C.invoked,splitToggle:C.splittoggle}});return c.Class.mix(E,q.DOMEventMixin),E})})}),d("require-style!less/styles-navbar",[],function(){}),d("require-style!less/colors-navbar",[],function(){}),d("WinJS/Controls/NavBar",["../Core/_Global","../Core/_WinRT","../Core/_Base","../Core/_BaseUtils","../Core/_Events","../Core/_WriteProfilerMark","../Promise","../Scheduler","../Utilities/_ElementUtilities","../Utilities/_Hoverable","../_Accents","./_LegacyAppBar","./NavBar/_Command","./NavBar/_Container","require-style!less/styles-navbar","require-style!less/colors-navbar"],function(a,b,c,d,e,f,g,h,i,j,k,l,m,n){"use strict";k.createAccentRule("html.win-hoverable .win-navbarcommand-splitbutton.win-navbarcommand-splitbutton-opened:hover",[{name:"background-color",value:k.ColorTypes.listSelectHover}]),k.createAccentRule("html.win-hoverable .win-navbarcommand-splitbutton.win-navbarcommand-splitbutton-opened:hover.win-pressed",[{name:"background-color",value:k.ColorTypes.listSelectPress}]),k.createAccentRule(".win-navbarcommand-splitbutton.win-navbarcommand-splitbutton-opened",[{name:"background-color",value:k.ColorTypes.listSelectRest}]),k.createAccentRule(".win-navbarcommand-splitbutton.win-navbarcommand-splitbutton-opened.win-pressed",[{name:"background-color",value:k.ColorTypes.listSelectPress}]);var o="custom";c.Namespace.define("WinJS.UI",{NavBar:c.Namespace._lazy(function(){var j="childrenprocessed",k=e._createEventProperty,m=c.Class.derive(l._LegacyAppBar,function(a,c){i._deprecated(n.navBarIsDeprecated),c=c||{},c=d._shallowCopy(c),c.placement=c.placement||"top",c.layout=o,c.closedDisplayMode=c.closedDisplayMode||"minimal",l._LegacyAppBar.call(this,a,c),this._element.addEventListener("beforeopen",this._handleBeforeShow.bind(this)),i.addClass(this.element,m._ClassName.navbar),b.Windows.ApplicationModel.DesignMode.designModeEnabled?this._processChildren():h.schedule(this._processChildren.bind(this),h.Priority.idle,null,"WinJS.UI.NavBar.processChildren")},{closedDisplayMode:{get:function(){return this._closedDisplayMode},set:function(a){var b="none"===a?"none":"minimal";Object.getOwnPropertyDescriptor(l._LegacyAppBar.prototype,"closedDisplayMode").set.call(this,b),this._closedDisplayMode=b}},onchildrenprocessed:k(j),_processChildren:function(){if(!this._processed){this._processed=!0,this._writeProfilerMark("processChildren,StartTM");var a=this,b=g.as();return this._processors&&this._processors.forEach(function(c){for(var d=0,e=a.element.children.length;e>d;d++)!function(a){b=b.then(function(){c(a)})}(a.element.children[d])}),b.then(function(){a._writeProfilerMark("processChildren,StopTM"),a._fireEvent(m._EventName.childrenProcessed)},function(){a._writeProfilerMark("processChildren,StopTM"),a._fireEvent(m._EventName.childrenProcessed)})}return g.wrap()},_show:function(){if(!this.disabled){var a=this;this._processChildren().then(function(){l._LegacyAppBar.prototype._show.call(a)})}},_handleBeforeShow:function(){if(!this._disposed)for(var a=this.element.querySelectorAll(".win-navbarcontainer"),b=0;b<a.length;b++)a[b].winControl.forceLayout()},_fireEvent:function(b,c){var d=a.document.createEvent("CustomEvent");d.initCustomEvent(b,!0,!1,c||{}),this.element.dispatchEvent(d)},_writeProfilerMark:function(a){f("WinJS.UI.NavBar:"+this._id+":"+a)}},{_ClassName:{navbar:"win-navbar"},_EventName:{childrenProcessed:j},isDeclarativeControlContainer:d.markSupportedForProcessing(function(a,b){if(a._processed)for(var c=0,d=a.element.children.length;d>c;c++)b(a.element.children[c]);else a._processors=a._processors||[],a._processors.push(b)})}),n={get navBarIsDeprecated(){return"NavBar is deprecated and may not be available in future releases. Instead, use a WinJS SplitView to display navigation targets within the app."}};return m})})}),d("require-style!less/styles-viewbox",[],function(){}),d("WinJS/Controls/ViewBox",["../Core/_Global","../Core/_Base","../Core/_BaseUtils","../Core/_ErrorFromName","../Core/_Resources","../Scheduler","../Utilities/_Control","../Utilities/_Dispose","../Utilities/_ElementUtilities","../Utilities/_Hoverable","./ElementResizeInstrument","require-style!less/styles-viewbox"],function(a,b,c,d,e,f,g,h,i,j,k){"use strict";b.Namespace.define("WinJS.UI",{ViewBox:b.Namespace._lazy(function(){var e={get invalidViewBoxChildren(){return"ViewBox expects to be provided with only one child element"}},j=b.Class.define(function(b){this._disposed=!1,this._element=b||a.document.createElement("div");var c=this.element;c.winControl=this,i.addClass(c,"win-disposable"),i.addClass(c,"win-viewbox"),this._handleResizeBound=this._handleResize.bind(this),i._resizeNotifier.subscribe(c,this._handleResizeBound),this._elementResizeInstrument=new k._ElementResizeInstrument,c.appendChild(this._elementResizeInstrument.element),this._elementResizeInstrument.addEventListener("resize",this._handleResizeBound);var d=this;i._inDom(c).then(function(){d._disposed||d._elementResizeInstrument.addedToDom()}),this.forceLayout()},{_sizer:null,_element:null,element:{get:function(){return this._element}},_rtl:{get:function(){return"rtl"===i._getComputedStyle(this.element).direction}},_initialize:function(){var a=this.element,b=Array.prototype.slice.call(a.children);-1===b.indexOf(this._elementResizeInstrument.element)&&a.appendChild(this._elementResizeInstrument.element);var g=this;if(-1===b.indexOf(this._sizer)){var h=b.filter(function(a){return a!==g._elementResizeInstrument.element});if(c.validation&&1!==h.length)throw new d("WinJS.UI.ViewBox.InvalidChildren",e.invalidViewBoxChildren);this._sizer&&(this._sizer.onresize=null);var i=h[0];if(this._sizer=i,0===a.clientWidth&&0===a.clientHeight){var g=this;f.schedule(function(){g._updateLayout()},f.Priority.normal,null,"WinJS.UI.ViewBox._updateLayout")}}},_updateLayout:function(){var a=this._sizer;if(a){var b=this.element,d=a.clientWidth,e=a.clientHeight,f=b.clientWidth,g=b.clientHeight,h=f/d,i=g/e,j=Math.min(h,i),k=Math.abs(f-d*j)/2,l=Math.abs(g-e*j)/2,m=this._rtl;this._sizer.style[c._browserStyleEquivalents.transform.scriptName]="translate("+(m?"-":"")+k+"px,"+l+"px) scale("+j+")",this._sizer.style[c._browserStyleEquivalents["transform-origin"].scriptName]=m?"top right":"top left"}this._layoutCompleteCallback()},_handleResize:function(){if(!this._resizing){this._resizing=this._resizing||0,this._resizing++;try{this._updateLayout()}finally{this._resizing--}}},_layoutCompleteCallback:function(){},dispose:function(){this._disposed||(this.element&&i._resizeNotifier.unsubscribe(this.element,this._handleResizeBound),this._elementResizeInstrument.dispose(),this._disposed=!0,h.disposeSubTree(this._element))},forceLayout:function(){this._initialize(),this._updateLayout()}});return b.Class.mix(j,g.DOMEventMixin),j})})}),d("require-style!less/styles-contentdialog",[],function(){}),d("require-style!less/colors-contentdialog",[],function(){}),d("WinJS/Controls/ContentDialog",["../Application","../Utilities/_Dispose","../_Accents","../Promise","../_Signal","../_LightDismissService","../Core/_BaseUtils","../Core/_Global","../Core/_WinRT","../Core/_Base","../Core/_Events","../Core/_ErrorFromName","../Core/_Resources","../Utilities/_Control","../Utilities/_ElementUtilities","../Utilities/_KeyboardInfo","../Utilities/_Hoverable","../Animations","require-style!less/styles-contentdialog","require-style!less/colors-contentdialog"],function(a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r){"use strict";c.createAccentRule(".win-contentdialog-dialog",[{name:"outline-color",value:c.ColorTypes.accent}]),j.Namespace.define("WinJS.UI",{ContentDialog:j.Namespace._lazy(function(){function a(a){if("undefined"==typeof u){var b=h.document.createElement("div");b.style.position="-ms-device-fixed",u="-ms-device-fixed"===o._getComputedStyle(b).position}return u}function c(a){return d._cancelBlocker(a,function(){a.cancel()})}function i(a){a.ensuredFocusedElementInView=!0,this.dialog._renderForInputPane(a.occludedRect.height)}function m(){this.dialog._clearInputPaneRendering()}function q(){}function s(a,b){a._interruptibleWorkPromises=a._interruptibleWorkPromises||[];var c=new e;a._interruptibleWorkPromises.push(b(a,c.promise)),c.complete()}function t(){(this._interruptibleWorkPromises||[]).forEach(function(a){a.cancel()})}var u,v={get duplicateConstruction(){return"Invalid argument: Controls may only be instantiated one time for each DOM element"},get controlDisposed(){return"Cannot interact with the control after it has been disposed"},get contentDialogAlreadyShowing(){return"Cannot show a ContentDialog if there is already a ContentDialog that is showing"}},w={none:"none",primary:"primary",secondary:"secondary"},x={contentDialog:"win-contentdialog",backgroundOverlay:"win-contentdialog-backgroundoverlay",dialog:"win-contentdialog-dialog",title:"win-contentdialog-title",content:"win-contentdialog-content",commands:"win-contentdialog-commands",primaryCommand:"win-contentdialog-primarycommand",secondaryCommand:"win-contentdialog-secondarycommand",_verticalAlignment:"win-contentdialog-verticalalignment",_scroller:"win-contentdialog-scroller",_column0or1:"win-contentdialog-column0or1",_visible:"win-contentdialog-visible",_tabStop:"win-contentdialog-tabstop",_commandSpacer:"win-contentdialog-commandspacer",_deviceFixedSupported:"win-contentdialog-devicefixedsupported"},y={beforeShow:"beforeshow",afterShow:"aftershow",beforeHide:"beforehide",afterHide:"afterhide"},z={Init:j.Class.define(null,{name:"Init",hidden:!0,enter:function(){var a=this.dialog;a._dismissable=new f.ModalElement({element:a._dom.root,tabIndex:a._dom.root.hasAttribute("tabIndex")?a._dom.root.tabIndex:-1,onLightDismiss:function(){a.hide(w.none)},onTakeFocus:function(b){a._dismissable.restoreFocus()||o._tryFocusOnAnyElement(a._dom.dialog,b)}}),this.dialog._dismissedSignal=null,this.dialog._setState(z.Hidden,!1)},exit:q,show:function(){throw"It's illegal to call show on the Init state"},hide:q,onCommandClicked:q,onInputPaneShown:q,onInputPaneHidden:q}),Hidden:j.Class.define(null,{name:"Hidden",hidden:!0,enter:function(a){a&&this.show()},exit:q,show:function(){var a=this.dialog._dismissedSignal=new e;return this.dialog._setState(z.BeforeShow),a.promise},hide:q,onCommandClicked:q,onInputPaneShown:q,onInputPaneHidden:q}),BeforeShow:j.Class.define(null,{name:"BeforeShow",hidden:!0,enter:function(){s(this,function(a,b){return b.then(function(){return a.dialog._fireBeforeShow()}).then(function(b){return 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e).promise}return d.wrapError(new l("WinJS.UI.ContentDialog.ContentDialogAlreadyShowing",v.contentDialogAlreadyShowing))},hide:function(a){this._pendingHide={dismissalResult:a}},onCommandClicked:q,onInputPaneShown:i,onInputPaneHidden:m}),Shown:j.Class.define(null,{name:"Shown",hidden:!1,enter:function(a){a&&this.hide(a.dismissalResult)},exit:q,show:function(){return d.wrapError(new l("WinJS.UI.ContentDialog.ContentDialogAlreadyShowing",v.contentDialogAlreadyShowing))},hide:function(a){this.dialog._setState(z.BeforeHide,a)},onCommandClicked:function(a){this.hide(a)},onInputPaneShown:i,onInputPaneHidden:m}),BeforeHide:j.Class.define(null,{name:"BeforeHide",hidden:!1,enter:function(a){s(this,function(b,c){return c.then(function(){return b.dialog._fireBeforeHide(a)}).then(function(c){c?b.dialog._setState(z.Hiding,a):b.dialog._setState(z.Shown,null)})})},exit:t,show:function(){return d.wrapError(new l("WinJS.UI.ContentDialog.ContentDialogAlreadyShowing",v.contentDialogAlreadyShowing))},hide:q,onCommandClicked:q,onInputPaneShown:i,onInputPaneHidden:m}),Hiding:j.Class.define(null,{name:"Hiding",hidden:{get:function(){return!this._showIsPending}},enter:function(a){s(this,function(b,c){return c.then(function(){b._showIsPending=!1,b.dialog._resetDismissalPromise(a,null)}).then(function(){return b.dialog._playExitAnimation()}).then(function(){b.dialog._removeExternalListeners(),f.hidden(b.dialog._dismissable),o.removeClass(b.dialog._dom.root,x._visible),b.dialog._clearInputPaneRendering(),b.dialog._fireAfterHide(a)}).then(function(){b.dialog._setState(z.Hidden,b._showIsPending)})})},exit:t,show:function(){return this._showIsPending?d.wrapError(new l("WinJS.UI.ContentDialog.ContentDialogAlreadyShowing",v.contentDialogAlreadyShowing)):(this._showIsPending=!0,this.dialog._dismissedSignal=new e,this.dialog._dismissedSignal.promise)},hide:function(a){this._showIsPending&&(this._showIsPending=!1,this.dialog._resetDismissalPromise(a,null))},onCommandClicked:q,onInputPaneShown:q,onInputPaneHidden:q}),Disposed:j.Class.define(null,{name:"Disposed",hidden:!0,enter:function(){f.hidden(this.dialog._dismissable),this.dialog._removeExternalListeners(),this.dialog._dismissedSignal&&this.dialog._dismissedSignal.error(new l("WinJS.UI.ContentDialog.ControlDisposed",v.controlDisposed))},exit:q,show:function(){return d.wrapError(new l("WinJS.UI.ContentDialog.ControlDisposed",v.controlDisposed))},hide:q,onCommandClicked:q,onInputPaneShown:q,onInputPaneHidden:q})},A=j.Class.define(function(a,b){if(a&&a.winControl)throw new l("WinJS.UI.ContentDialog.DuplicateConstruction",v.duplicateConstruction);b=b||{},this._onInputPaneShownBound=this._onInputPaneShown.bind(this),this._onInputPaneHiddenBound=this._onInputPaneHidden.bind(this),this._onUpdateInputPaneRenderingBound=this._onUpdateInputPaneRendering.bind(this),this._disposed=!1,this._currentFocus=null,this._rendered={registeredForResize:!1,resizedForInputPane:!1,top:"",bottom:""},this._initializeDom(a||h.document.createElement("div")),this._setState(z.Init),this.title="",this.primaryCommandText="",this.primaryCommandDisabled=!1,this.secondaryCommandText="",
this.secondaryCommandDisabled=!1,n.setOptions(this,b)},{element:{get:function(){return this._dom.root}},title:{get:function(){return this._title},set:function(a){a=a||"",this._title!==a&&(this._title=a,this._dom.title.textContent=a,this._dom.title.style.display=a?"":"none")}},primaryCommandText:{get:function(){return this._primaryCommandText},set:function(a){a=a||"",this._primaryCommandText!==a&&(this._primaryCommandText=a,this._dom.commands[0].textContent=a,this._updateCommandsUI())}},secondaryCommandText:{get:function(){return this._secondaryCommandText},set:function(a){a=a||"",this._secondaryCommandText!==a&&(this._secondaryCommandText=a,this._dom.commands[1].textContent=a,this._updateCommandsUI())}},primaryCommandDisabled:{get:function(){return this._primaryCommandDisabled},set:function(a){a=!!a,this._primaryCommandDisabled!==a&&(this._primaryCommandDisabled=a,this._dom.commands[0].disabled=a)}},secondaryCommandDisabled:{get:function(){return this._secondaryCommandDisabled},set:function(a){a=!!a,this._secondaryCommandDisabled!==a&&(this._secondaryCommandDisabled=a,this._dom.commands[1].disabled=a)}},hidden:{get:function(){return this._state.hidden},set:function(a){if(!a&&this._state.hidden){var b=function(){};this.show().done(b,b)}else a&&!this._state.hidden&&this.hide(w.none)}},dispose:function(){this._disposed||(this._setState(z.Disposed),this._disposed=!0,o._resizeNotifier.unsubscribe(this._dom.root,this._onUpdateInputPaneRenderingBound),b._disposeElement(this._dom.content))},show:function(){return this._state.show()},hide:function(a){this._state.hide(void 0===a?w.none:a)},_initializeDom:function(b){var c=h.document.createElement("div");c.className=x.content,o._reparentChildren(b,c),b.winControl=this,o.addClass(b,x.contentDialog),o.addClass(b,x._verticalAlignment),o.addClass(b,"win-disposable"),b.innerHTML='<div class="'+x.backgroundOverlay+'"></div><div class="'+x._tabStop+'"></div><div tabindex="-1" role="dialog" class="'+x.dialog+'"><h2 class="'+x.title+'" role="heading"></h2><div class="'+x._scroller+'"></div><div class="'+x.commands+'"><button type="button" class="'+x._commandSpacer+' win-button"></button><button type="button" class="'+x.primaryCommand+' win-button"></button><button type="button" class="'+x.secondaryCommand+' win-button"></button></div></div><div class="'+x._tabStop+'"></div><div class="'+x._column0or1+'"></div>';var d={};d.root=b,d.backgroundOverlay=d.root.firstElementChild,d.startBodyTab=d.backgroundOverlay.nextElementSibling,d.dialog=d.startBodyTab.nextElementSibling,d.title=d.dialog.firstElementChild,d.scroller=d.title.nextElementSibling,d.commandContainer=d.scroller.nextElementSibling,d.commandSpacer=d.commandContainer.firstElementChild,d.commands=[],d.commands.push(d.commandSpacer.nextElementSibling),d.commands.push(d.commands[0].nextElementSibling),d.endBodyTab=d.dialog.nextElementSibling,d.content=c,this._dom=d,d.scroller.appendChild(d.content),o._ensureId(d.title),o._ensureId(d.startBodyTab),o._ensureId(d.endBodyTab),d.dialog.setAttribute("aria-labelledby",d.title.id),d.startBodyTab.setAttribute("x-ms-aria-flowfrom",d.endBodyTab.id),d.endBodyTab.setAttribute("aria-flowto",d.startBodyTab.id),this._updateTabIndices(),d.root.addEventListener("keydown",this._onKeyDownEnteringElement.bind(this),!0),o._addEventListener(d.root,"pointerdown",this._onPointerDown.bind(this)),o._addEventListener(d.root,"pointerup",this._onPointerUp.bind(this)),d.root.addEventListener("click",this._onClick.bind(this)),o._addEventListener(d.startBodyTab,"focusin",this._onStartBodyTabFocusIn.bind(this)),o._addEventListener(d.endBodyTab,"focusin",this._onEndBodyTabFocusIn.bind(this)),d.commands[0].addEventListener("click",this._onCommandClicked.bind(this,w.primary)),d.commands[1].addEventListener("click",this._onCommandClicked.bind(this,w.secondary)),a()&&o.addClass(d.root,x._deviceFixedSupported)},_updateCommandsUI:function(){this._dom.commands[0].style.display=this.primaryCommandText?"":"none",this._dom.commands[1].style.display=this.secondaryCommandText?"":"none",this._dom.commandSpacer.style.display=this.primaryCommandText&&!this.secondaryCommandText||!this.primaryCommandText&&this.secondaryCommandText?"":"none"},_updateTabIndices:function(){this._updateTabIndicesThrottled||(this._updateTabIndicesThrottled=g._throttledFunction(100,this._updateTabIndicesImpl.bind(this))),this._updateTabIndicesThrottled()},_updateTabIndicesImpl:function(){var a=o._getHighAndLowTabIndices(this._dom.content);this._dom.startBodyTab.tabIndex=a.lowest,this._dom.commands[0].tabIndex=a.highest,this._dom.commands[1].tabIndex=a.highest,this._dom.endBodyTab.tabIndex=a.highest},_elementInDialog:function(a){return this._dom.dialog.contains(a)||a===this._dom.startBodyTab||a===this._dom.endBodyTab},_onCommandClicked:function(a){this._state.onCommandClicked(a)},_onPointerDown:function(a){a.stopPropagation(),this._elementInDialog(a.target)||a.preventDefault()},_onPointerUp:function(a){a.stopPropagation(),this._elementInDialog(a.target)||a.preventDefault()},_onClick:function(a){a.stopPropagation(),this._elementInDialog(a.target)||a.preventDefault()},_onKeyDownEnteringElement:function(a){a.keyCode===o.Key.tab&&this._updateTabIndices()},_onStartBodyTabFocusIn:function(){o._focusLastFocusableElement(this._dom.dialog)},_onEndBodyTabFocusIn:function(){o._focusFirstFocusableElement(this._dom.dialog)},_onInputPaneShown:function(a){this._state.onInputPaneShown(a.detail.originalEvent)},_onInputPaneHidden:function(){this._state.onInputPaneHidden()},_onUpdateInputPaneRendering:function(){this._renderForInputPane()},_setState:function(a,b){this._disposed||(this._state&&this._state.exit(),this._state=new a,this._state.dialog=this,this._state.enter(b))},_resetDismissalPromise:function(a,b){var c=this._dismissedSignal,d=this._dismissedSignal=b;return c.complete({result:a}),d},_cancelDismissalPromise:function(a){var b=this._dismissedSignal,c=this._dismissedSignal=a;return b.cancel(),c},_fireEvent:function(a,b){b=b||{};var c=b.detail||null,d=!!b.cancelable,e=h.document.createEvent("CustomEvent");return e.initCustomEvent(a,!0,d,c),this._dom.root.dispatchEvent(e)},_fireBeforeShow:function(){return this._fireEvent(y.beforeShow,{cancelable:!0})},_fireBeforeHide:function(a){return this._fireEvent(y.beforeHide,{detail:{result:a},cancelable:!0})},_fireAfterHide:function(a){this._fireEvent(y.afterHide,{detail:{result:a}})},_playEntranceAnimation:function(){return c(r.fadeIn(this._dom.root))},_playExitAnimation:function(){return c(r.fadeOut(this._dom.root))},_addExternalListeners:function(){o._inputPaneListener.addEventListener(this._dom.root,"showing",this._onInputPaneShownBound),o._inputPaneListener.addEventListener(this._dom.root,"hiding",this._onInputPaneHiddenBound)},_removeExternalListeners:function(){o._inputPaneListener.removeEventListener(this._dom.root,"showing",this._onInputPaneShownBound),o._inputPaneListener.removeEventListener(this._dom.root,"hiding",this._onInputPaneHiddenBound)},_shouldResizeForInputPane:function(){if(this._rendered.resizedForInputPane)return!0;var a=this._dom.dialog.getBoundingClientRect(),b=p._KeyboardInfo._visibleDocTop>a.top||p._KeyboardInfo._visibleDocBottom<a.bottom;return b},_renderForInputPane:function(){var a=this._rendered;if(a.registeredForResize||(o._resizeNotifier.subscribe(this._dom.root,this._onUpdateInputPaneRenderingBound),a.registeredForResize=!0),this._shouldResizeForInputPane()){var b=p._KeyboardInfo._visibleDocTop+"px",c=p._KeyboardInfo._visibleDocBottomOffset+"px";if(a.top!==b&&(this._dom.root.style.top=b,a.top=b),a.bottom!==c&&(this._dom.root.style.bottom=c,a.bottom=c),!a.resizedForInputPane){this._dom.scroller.insertBefore(this._dom.title,this._dom.content),this._dom.root.style.height="auto";var d=h.document.activeElement;d&&this._dom.scroller.contains(d)&&d.scrollIntoView(),a.resizedForInputPane=!0}}},_clearInputPaneRendering:function(){var a=this._rendered;a.registeredForResize&&(o._resizeNotifier.unsubscribe(this._dom.root,this._onUpdateInputPaneRenderingBound),a.registeredForResize=!1),""!==a.top&&(this._dom.root.style.top="",a.top=""),""!==a.bottom&&(this._dom.root.style.bottom="",a.bottom=""),a.resizedForInputPane&&(this._dom.dialog.insertBefore(this._dom.title,this._dom.scroller),this._dom.root.style.height="",a.resizedForInputPane=!1)}},{DismissalResult:w,_ClassNames:x});return j.Class.mix(A,k.createEventProperties("beforeshow","aftershow","beforehide","afterhide")),j.Class.mix(A,n.DOMEventMixin),A})})}),d("require-style!less/styles-splitview",[],function(){}),d("require-style!less/colors-splitview",[],function(){}),d("WinJS/Controls/SplitView/_SplitView",["require","exports","../../Animations","../../Core/_Base","../../Core/_BaseUtils","../../Utilities/_Control","../../Utilities/_Dispose","../../Utilities/_ElementUtilities","../../Core/_ErrorFromName","../../Core/_Events","../../Core/_Global","../../_LightDismissService","../../Utilities/_OpenCloseMachine"],function(a,b,c,d,e,f,g,h,i,j,k,l,m){function n(a,b){b&&h.addClass(a,b)}function o(a,b){b&&h.removeClass(a,b)}function p(a,b){return b===u.width?{content:a.contentWidth,total:a.totalWidth}:{content:a.contentHeight,total:a.totalHeight}}a(["require-style!less/styles-splitview"]),a(["require-style!less/colors-splitview"]);var q=e._browserStyleEquivalents.transform,r={get duplicateConstruction(){return"Invalid argument: Controls may only be instantiated one time for each DOM element"}},s={splitView:"win-splitview",pane:"win-splitview-pane",content:"win-splitview-content",paneClosed:"win-splitview-pane-closed",paneOpened:"win-splitview-pane-opened",_panePlaceholder:"win-splitview-paneplaceholder",_paneOutline:"win-splitview-paneoutline",_tabStop:"win-splitview-tabstop",_paneWrapper:"win-splitview-panewrapper",_contentWrapper:"win-splitview-contentwrapper",_animating:"win-splitview-animating",_placementLeft:"win-splitview-placementleft",_placementRight:"win-splitview-placementright",_placementTop:"win-splitview-placementtop",_placementBottom:"win-splitview-placementbottom",_closedDisplayNone:"win-splitview-closeddisplaynone",_closedDisplayInline:"win-splitview-closeddisplayinline",_openedDisplayInline:"win-splitview-openeddisplayinline",_openedDisplayOverlay:"win-splitview-openeddisplayoverlay"},t={beforeOpen:"beforeopen",afterOpen:"afteropen",beforeClose:"beforeclose",afterClose:"afterclose"},u={width:"width",height:"height"},v={none:"none",inline:"inline"},w={inline:"inline",overlay:"overlay"},x={left:"left",right:"right",top:"top",bottom:"bottom"},y={};y[v.none]=s._closedDisplayNone,y[v.inline]=s._closedDisplayInline;var z={};z[w.overlay]=s._openedDisplayOverlay,z[w.inline]=s._openedDisplayInline;var A={};A[x.left]=s._placementLeft,A[x.right]=s._placementRight,A[x.top]=s._placementTop,A[x.bottom]=s._placementBottom;var B=function(){function a(a,b){var c=this;if(void 0===b&&(b={}),this._updateDomImpl_rendered={paneIsFirst:void 0,isOpenedMode:void 0,closedDisplayMode:void 0,openedDisplayMode:void 0,panePlacement:void 0,panePlaceholderWidth:void 0,panePlaceholderHeight:void 0,isOverlayShown:void 0,startPaneTabIndex:void 0,endPaneTabIndex:void 0},a&&a.winControl)throw new i("WinJS.UI.SplitView.DuplicateConstruction",r.duplicateConstruction);this._initializeDom(a||k.document.createElement("div")),this._machine=new m.OpenCloseMachine({eventElement:this._dom.root,onOpen:function(){c._cachedHiddenPaneThickness=null;var a=c._getHiddenPaneThickness();return c._isOpenedMode=!0,c._updateDomImpl(),h.addClass(c._dom.root,s._animating),c._playShowAnimation(a).then(function(){h.removeClass(c._dom.root,s._animating)})},onClose:function(){return h.addClass(c._dom.root,s._animating),c._playHideAnimation(c._getHiddenPaneThickness()).then(function(){h.removeClass(c._dom.root,s._animating),c._isOpenedMode=!1,c._updateDomImpl()})},onUpdateDom:function(){c._updateDomImpl()},onUpdateDomWithIsOpened:function(a){c._isOpenedMode=a,c._updateDomImpl()}}),this._disposed=!1,this._dismissable=new l.LightDismissableElement({element:this._dom.paneWrapper,tabIndex:-1,onLightDismiss:function(){c.closePane()},onTakeFocus:function(a){c._dismissable.restoreFocus()||h._tryFocusOnAnyElement(c._dom.pane,a)}}),this._cachedHiddenPaneThickness=null,this.paneOpened=!1,this.closedDisplayMode=v.inline,this.openedDisplayMode=w.overlay,this.panePlacement=x.left,f.setOptions(this,b),h._inDom(this._dom.root).then(function(){c._rtl="rtl"===h._getComputedStyle(c._dom.root).direction,c._updateTabIndices(),c._machine.exitInit()})}return Object.defineProperty(a.prototype,"element",{get:function(){return this._dom.root},enumerable:!0,configurable:!0}),Object.defineProperty(a.prototype,"paneElement",{get:function(){return this._dom.pane},enumerable:!0,configurable:!0}),Object.defineProperty(a.prototype,"contentElement",{get:function(){return this._dom.content},enumerable:!0,configurable:!0}),Object.defineProperty(a.prototype,"closedDisplayMode",{get:function(){return this._closedDisplayMode},set:function(a){v[a]&&this._closedDisplayMode!==a&&(this._closedDisplayMode=a,this._cachedHiddenPaneThickness=null,this._machine.updateDom())},enumerable:!0,configurable:!0}),Object.defineProperty(a.prototype,"openedDisplayMode",{get:function(){return this._openedDisplayMode},set:function(a){w[a]&&this._openedDisplayMode!==a&&(this._openedDisplayMode=a,this._cachedHiddenPaneThickness=null,this._machine.updateDom())},enumerable:!0,configurable:!0}),Object.defineProperty(a.prototype,"panePlacement",{get:function(){return this._panePlacement},set:function(a){x[a]&&this._panePlacement!==a&&(this._panePlacement=a,this._cachedHiddenPaneThickness=null,this._machine.updateDom())},enumerable:!0,configurable:!0}),Object.defineProperty(a.prototype,"paneOpened",{get:function(){return this._machine.opened},set:function(a){this._machine.opened=a},enumerable:!0,configurable:!0}),a.prototype.dispose=function(){this._disposed||(this._disposed=!0,this._machine.dispose(),l.hidden(this._dismissable),g._disposeElement(this._dom.pane),g._disposeElement(this._dom.content))},a.prototype.openPane=function(){this._machine.open()},a.prototype.closePane=function(){this._machine.close()},a.prototype._initializeDom=function(a){var b=a.firstElementChild||k.document.createElement("div");h.addClass(b,s.pane),b.hasAttribute("tabIndex")||(b.tabIndex=-1);var c=k.document.createElement("div");h.addClass(c,s.content);for(var d=b.nextSibling;d;){var e=d.nextSibling;c.appendChild(d),d=e}var f=k.document.createElement("div");f.className=s._tabStop,h._ensureId(f);var g=k.document.createElement("div");g.className=s._tabStop,h._ensureId(g);var i=k.document.createElement("div");i.className=s._paneOutline;var j=k.document.createElement("div");j.className=s._paneWrapper,j.appendChild(f),j.appendChild(b),j.appendChild(i),j.appendChild(g);var l=k.document.createElement("div");l.className=s._panePlaceholder;var m=k.document.createElement("div");m.className=s._contentWrapper,m.appendChild(c),a.winControl=this,h.addClass(a,s.splitView),h.addClass(a,"win-disposable"),this._dom={root:a,pane:b,startPaneTab:f,endPaneTab:g,paneOutline:i,paneWrapper:j,panePlaceholder:l,content:c,contentWrapper:m},h._addEventListener(b,"keydown",this._onKeyDown.bind(this)),h._addEventListener(f,"focusin",this._onStartPaneTabFocusIn.bind(this)),h._addEventListener(g,"focusin",this._onEndPaneTabFocusIn.bind(this))},a.prototype._onKeyDown=function(a){a.keyCode===h.Key.tab&&this._updateTabIndices()},a.prototype._onStartPaneTabFocusIn=function(a){h._focusLastFocusableElement(this._dom.pane)},a.prototype._onEndPaneTabFocusIn=function(a){h._focusFirstFocusableElement(this._dom.pane)},a.prototype._measureElement=function(a){var b=h._getComputedStyle(a),c=h._getPositionRelativeTo(a,this._dom.root),d=parseInt(b.marginLeft,10),e=parseInt(b.marginTop,10);return{left:c.left-d,top:c.top-e,contentWidth:h.getContentWidth(a),contentHeight:h.getContentHeight(a),totalWidth:h.getTotalWidth(a),totalHeight:h.getTotalHeight(a)}},a.prototype._setContentRect=function(a){var b=this._dom.contentWrapper.style;b.left=a.left+"px",b.top=a.top+"px",b.height=a.contentHeight+"px",b.width=a.contentWidth+"px"},a.prototype._prepareAnimation=function(a,b){var c=this._dom.paneWrapper.style;c.position="absolute",c.left=a.left+"px",c.top=a.top+"px",c.height=a.totalHeight+"px",c.width=a.totalWidth+"px";var d=this._dom.contentWrapper.style;d.position="absolute",this._setContentRect(b)},a.prototype._clearAnimation=function(){var a=this._dom.paneWrapper.style;a.position="",a.left="",a.top="",a.height="",a.width="",a[q.scriptName]="";var b=this._dom.contentWrapper.style;b.position="",b.left="",b.top="",b.height="",b.width="",b[q.scriptName]="";var c=this._dom.pane.style;c.height="",c.width="",c[q.scriptName]=""},a.prototype._getHiddenContentRect=function(a,b,c){if(this.openedDisplayMode===w.overlay)return a;var d=this._rtl?x.left:x.right,e=this.panePlacement===d||this.panePlacement===x.bottom?0:1,f={content:c.content-b.content,total:c.total-b.total};return this._horizontal?{left:a.left-e*f.total,top:a.top,contentWidth:a.contentWidth+f.content,contentHeight:a.contentHeight,totalWidth:a.totalWidth+f.total,totalHeight:a.totalHeight}:{left:a.left,top:a.top-e*f.total,contentWidth:a.contentWidth,contentHeight:a.contentHeight+f.content,totalWidth:a.totalWidth,totalHeight:a.totalHeight+f.total}},Object.defineProperty(a.prototype,"_horizontal",{get:function(){return this.panePlacement===x.left||this.panePlacement===x.right},enumerable:!0,configurable:!0}),a.prototype._getHiddenPaneThickness=function(){if(null===this._cachedHiddenPaneThickness)if(this._closedDisplayMode===v.none)this._cachedHiddenPaneThickness={content:0,total:0};else{this._isOpenedMode&&(h.removeClass(this._dom.root,s.paneOpened),h.addClass(this._dom.root,s.paneClosed));var a=this._measureElement(this._dom.pane);this._cachedHiddenPaneThickness=p(a,this._horizontal?u.width:u.height),this._isOpenedMode&&(h.removeClass(this._dom.root,s.paneClosed),h.addClass(this._dom.root,s.paneOpened))}return this._cachedHiddenPaneThickness},a.prototype._playShowAnimation=function(a){var b=this,d=this._horizontal?u.width:u.height,e=this._measureElement(this._dom.pane),f=this._measureElement(this._dom.content),g=p(e,d),h=this._getHiddenContentRect(f,a,g);this._prepareAnimation(e,h);var i=function(){var e=b._rtl?x.left:x.right,f=.3,h=a.total+f*(g.total-a.total);return c._resizeTransition(b._dom.paneWrapper,b._dom.pane,{from:h,to:g.total,actualSize:g.total,dimension:d,anchorTrailingEdge:b.panePlacement===e||b.panePlacement===x.bottom})},j=function(){return b.openedDisplayMode===w.inline&&b._setContentRect(f),i()};return j().then(function(){b._clearAnimation()})},a.prototype._playHideAnimation=function(a){var b=this,d=this._horizontal?u.width:u.height,e=this._measureElement(this._dom.pane),f=this._measureElement(this._dom.content),g=p(e,d),h=this._getHiddenContentRect(f,a,g);this._prepareAnimation(e,f);var i=function(){var e=b._rtl?x.left:x.right,f=.3,h=g.total-f*(g.total-a.total);return c._resizeTransition(b._dom.paneWrapper,b._dom.pane,{from:h,to:a.total,actualSize:g.total,dimension:d,anchorTrailingEdge:b.panePlacement===e||b.panePlacement===x.bottom})},j=function(){return b.openedDisplayMode===w.inline&&b._setContentRect(h),i()};return j().then(function(){b._clearAnimation()})},a.prototype._updateTabIndices=function(){this._updateTabIndicesThrottled||(this._updateTabIndicesThrottled=e._throttledFunction(100,this._updateTabIndicesImpl.bind(this))),this._updateTabIndicesThrottled()},a.prototype._updateTabIndicesImpl=function(){var a=h._getHighAndLowTabIndices(this._dom.pane);this._highestPaneTabIndex=a.highest,this._lowestPaneTabIndex=a.lowest,this._machine.updateDom()},a.prototype._updateDomImpl=function(){var a=this._updateDomImpl_rendered,b=this.panePlacement===x.left||this.panePlacement===x.top;b!==a.paneIsFirst&&(b?(this._dom.root.appendChild(this._dom.panePlaceholder),this._dom.root.appendChild(this._dom.paneWrapper),this._dom.root.appendChild(this._dom.contentWrapper)):(this._dom.root.appendChild(this._dom.contentWrapper),this._dom.root.appendChild(this._dom.paneWrapper),this._dom.root.appendChild(this._dom.panePlaceholder))),a.paneIsFirst=b,a.isOpenedMode!==this._isOpenedMode&&(this._isOpenedMode?(h.removeClass(this._dom.root,s.paneClosed),h.addClass(this._dom.root,s.paneOpened)):(h.removeClass(this._dom.root,s.paneOpened),h.addClass(this._dom.root,s.paneClosed))),a.isOpenedMode=this._isOpenedMode,a.panePlacement!==this.panePlacement&&(o(this._dom.root,A[a.panePlacement]),n(this._dom.root,A[this.panePlacement]),a.panePlacement=this.panePlacement),a.closedDisplayMode!==this.closedDisplayMode&&(o(this._dom.root,y[a.closedDisplayMode]),n(this._dom.root,y[this.closedDisplayMode]),a.closedDisplayMode=this.closedDisplayMode),a.openedDisplayMode!==this.openedDisplayMode&&(o(this._dom.root,z[a.openedDisplayMode]),n(this._dom.root,z[this.openedDisplayMode]),a.openedDisplayMode=this.openedDisplayMode);var c=this._isOpenedMode&&this.openedDisplayMode===w.overlay,d=c?this._lowestPaneTabIndex:-1,e=c?this._highestPaneTabIndex:-1;a.startPaneTabIndex!==d&&(this._dom.startPaneTab.tabIndex=d,-1===d?this._dom.startPaneTab.removeAttribute("x-ms-aria-flowfrom"):this._dom.startPaneTab.setAttribute("x-ms-aria-flowfrom",this._dom.endPaneTab.id),a.startPaneTabIndex=d),a.endPaneTabIndex!==e&&(this._dom.endPaneTab.tabIndex=e,-1===e?this._dom.endPaneTab.removeAttribute("aria-flowto"):this._dom.endPaneTab.setAttribute("aria-flowto",this._dom.startPaneTab.id),a.endPaneTabIndex=e);var f,g;if(c){var i=this._getHiddenPaneThickness();this._horizontal?(f=i.total+"px",g=""):(f="",g=i.total+"px")}else f="",g="";if(a.panePlaceholderWidth!==f||a.panePlaceholderHeight!==g){var j=this._dom.panePlaceholder.style;j.width=f,j.height=g,a.panePlaceholderWidth=f,a.panePlaceholderHeight=g}a.isOverlayShown!==c&&(c?l.shown(this._dismissable):l.hidden(this._dismissable),a.isOverlayShown=c)},a.ClosedDisplayMode=v,a.OpenedDisplayMode=w,a.PanePlacement=x,a.supportedForProcessing=!0,a._ClassNames=s,a}();b.SplitView=B,d.Class.mix(B,j.createEventProperties(t.beforeOpen,t.afterOpen,t.beforeClose,t.afterClose)),d.Class.mix(B,f.DOMEventMixin)}),d("WinJS/Controls/SplitView",["require","exports","../Core/_Base"],function(a,b,c){var d=null;c.Namespace.define("WinJS.UI",{SplitView:{get:function(){return d||a(["./SplitView/_SplitView"],function(a){d=a}),d.SplitView}}})}),d("require-style!less/styles-splitviewpanetoggle",[],function(){}),d("require-style!less/colors-splitviewpanetoggle",[],function(){}),d("WinJS/Controls/SplitViewPaneToggle/_SplitViewPaneToggle",["require","exports","../../Core/_Base","../../Utilities/_Control","../../Utilities/_ElementUtilities","../../Core/_ErrorFromName","../../Core/_Events","../../Core/_Global","../../Utilities/_KeyboardBehavior","../../Utilities/_Hoverable"],function(a,b,c,d,e,f,g,h,i,j){function k(a){return a&&a.winControl}function l(a){var b=k(a);return b?b.paneOpened:!1}j.isHoverable,a(["require-style!less/styles-splitviewpanetoggle"]),a(["require-style!less/colors-splitviewpanetoggle"]);var m={splitViewPaneToggle:"win-splitviewpanetoggle"},n={invoked:"invoked"},o={get duplicateConstruction(){return"Invalid argument: Controls may only be instantiated one time for each DOM element"},get badButtonElement(){return"Invalid argument: The SplitViewPaneToggle's element must be a button element"}},p=function(){function a(a,b){if(void 0===b&&(b={}),this._updateDom_rendered={splitView:void 0},a&&a.winControl)throw new f("WinJS.UI.SplitViewPaneToggle.DuplicateConstruction",o.duplicateConstruction);this._onPaneStateSettledBound=this._onPaneStateSettled.bind(this),this._ariaExpandedMutationObserver=new e._MutationObserver(this._onAriaExpandedPropertyChanged.bind(this)),this._initializeDom(a||h.document.createElement("button")),this._disposed=!1,this.splitView=null,d.setOptions(this,b),this._initialized=!0,this._updateDom()}return Object.defineProperty(a.prototype,"element",{get:function(){return this._dom.root},enumerable:!0,configurable:!0}),Object.defineProperty(a.prototype,"splitView",{get:function(){return this._splitView},set:function(a){this._splitView=a,a&&(this._opened=l(a)),this._updateDom()},enumerable:!0,configurable:!0}),a.prototype.dispose=function(){this._disposed||(this._disposed=!0,this._splitView&&this._removeListeners(this._splitView))},a.prototype._initializeDom=function(a){if("BUTTON"!==a.tagName)throw new f("WinJS.UI.SplitViewPaneToggle.BadButtonElement",o.badButtonElement);a.winControl=this,e.addClass(a,m.splitViewPaneToggle),e.addClass(a,"win-disposable"),a.hasAttribute("type")||(a.type="button"),new i._WinKeyboard(a),a.addEventListener("click",this._onClick.bind(this)),this._dom={root:a}},a.prototype._updateDom=function(){if(this._initialized&&!this._disposed){var a=this._updateDom_rendered;if(this._splitView!==a.splitView&&(a.splitView&&(this._dom.root.removeAttribute("aria-controls"),this._removeListeners(a.splitView)),this._splitView&&(e._ensureId(this._splitView),this._dom.root.setAttribute("aria-controls",this._splitView.id),this._addListeners(this._splitView)),a.splitView=this._splitView),this._splitView){var b=this._opened?"true":"false";e._setAttribute(this._dom.root,"aria-expanded",b);var c=k(this._splitView);c&&(c.paneOpened=this._opened)}}},a.prototype._addListeners=function(a){a.addEventListener("_openCloseStateSettled",this._onPaneStateSettledBound),this._ariaExpandedMutationObserver.observe(this._dom.root,{attributes:!0,attributeFilter:["aria-expanded"]})},a.prototype._removeListeners=function(a){a.removeEventListener("_openCloseStateSettled",this._onPaneStateSettledBound),this._ariaExpandedMutationObserver.disconnect()},a.prototype._fireEvent=function(a){var b=h.document.createEvent("CustomEvent");return b.initCustomEvent(a,!0,!1,null),this._dom.root.dispatchEvent(b)},a.prototype._onPaneStateSettled=function(a){a.target===this._splitView&&(this._opened=l(this._splitView),this._updateDom())},a.prototype._onAriaExpandedPropertyChanged=function(a){var b="true"===this._dom.root.getAttribute("aria-expanded");this._opened=b,this._updateDom()},a.prototype._onClick=function(a){this._invoked()},a.prototype._invoked=function(){this._disposed||(this._splitView&&(this._opened=!this._opened,this._updateDom()),this._fireEvent(n.invoked))},a._ClassNames=m,a.supportedForProcessing=!0,a}();b.SplitViewPaneToggle=p,c.Class.mix(p,g.createEventProperties(n.invoked)),c.Class.mix(p,d.DOMEventMixin)}),d("WinJS/Controls/SplitViewPaneToggle",["require","exports","../Core/_Base"],function(a,b,c){var d=null;c.Namespace.define("WinJS.UI",{SplitViewPaneToggle:{get:function(){return d||a(["./SplitViewPaneToggle/_SplitViewPaneToggle"],function(a){d=a}),d.SplitViewPaneToggle}}})}),d("WinJS/Controls/AppBar/_Constants",["require","exports","../CommandingSurface/_Constants"],function(a,b,c){b.ClassNames={controlCssClass:"win-appbar",disposableCssClass:"win-disposable",actionAreaCssClass:"win-appbar-actionarea",overflowButtonCssClass:"win-appbar-overflowbutton",spacerCssClass:"win-appbar-spacer",ellipsisCssClass:"win-appbar-ellipsis",overflowAreaCssClass:"win-appbar-overflowarea",contentFlyoutCssClass:"win-appbar-contentflyout",emptyappbarCssClass:"win-appbar-empty",menuCssClass:"win-menu",menuContainsToggleCommandClass:"win-menu-containstogglecommand",openedClass:"win-appbar-opened",closedClass:"win-appbar-closed",noneClass:"win-appbar-closeddisplaynone",minimalClass:"win-appbar-closeddisplayminimal",compactClass:"win-appbar-closeddisplaycompact",fullClass:"win-appbar-closeddisplayfull",placementTopClass:"win-appbar-top",placementBottomClass:"win-appbar-bottom"},b.EventNames={beforeOpen:"beforeopen",afterOpen:"afteropen",beforeClose:"beforeclose",afterClose:"afterclose",commandPropertyMutated:"_commandpropertymutated"},b.controlMinWidth=c.controlMinWidth,b.defaultClosedDisplayMode="compact",b.defaultOpened=!1,b.defaultPlacement="bottom",b.typeSeparator="separator",b.typeContent="content",b.typeButton="button",b.typeToggle="toggle",b.typeFlyout="flyout",b.commandSelector=".win-command",b.primaryCommandSection="primary",b.secondaryCommandSection="secondary"}),d("require-style!less/styles-appbar",[],function(){}),d("WinJS/Controls/AppBar/_AppBar",["require","exports","../../Core/_Base","../AppBar/_Constants","../CommandingSurface","../../Utilities/_Control","../../Utilities/_Dispose","../../Utilities/_ElementUtilities","../../Core/_ErrorFromName","../../Core/_Events","../../Core/_Global","../../Utilities/_KeyboardInfo","../../_LightDismissService","../../Promise","../../Core/_Resources","../../Utilities/_OpenCloseMachine","../../Core/_WriteProfilerMark"],function(a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q){function r(a,b){b&&h.addClass(a,b)}function s(a,b){b&&h.removeClass(a,b)}a(["require-style!less/styles-appbar"]);var t=l._KeyboardInfo,u={get ariaLabel(){return o._getWinJSString("ui/appBarAriaLabel").value},get overflowButtonAriaLabel(){return o._getWinJSString("ui/appBarOverflowButtonAriaLabel").value},get mustContainCommands(){return"The AppBar can only contain WinJS.UI.Command or WinJS.UI.AppBarCommand controls"},get duplicateConstruction(){return"Invalid argument: Controls may only be instantiated one time for each DOM element"}},v={none:"none",minimal:"minimal",compact:"compact",full:"full"},w={};w[v.none]=d.ClassNames.noneClass,w[v.minimal]=d.ClassNames.minimalClass,w[v.compact]=d.ClassNames.compactClass,w[v.full]=d.ClassNames.fullClass;var x={top:"top",bottom:"bottom"},y={};y[x.top]=d.ClassNames.placementTopClass,y[x.bottom]=d.ClassNames.placementBottomClass;var z=function(){function a(b,c){var g=this;if(void 0===c&&(c={}),this._updateDomImpl_renderedState={isOpenedMode:void 0,placement:void 0,closedDisplayMode:void 0,adjustedOffsets:{top:void 0,bottom:void 0}},this._writeProfilerMark("constructor,StartTM"),b&&b.winControl)throw new i("WinJS.UI.AppBar.DuplicateConstruction",u.duplicateConstruction);this._initializeDom(b||k.document.createElement("div"));var j=new p.OpenCloseMachine({eventElement:this.element,onOpen:function(){var b=g._commandingSurface.createOpenAnimation(g._getClosedHeight());return g.element.style.position="fixed",g._placement===a.Placement.top?g.element.style.top=l._KeyboardInfo._layoutViewportCoords.visibleDocTop+"px":g.element.style.bottom=l._KeyboardInfo._layoutViewportCoords.visibleDocBottom+"px",g._synchronousOpen(),b.execute().then(function(){g.element.style.position="",g.element.style.top=g._adjustedOffsets.top,g.element.style.bottom=g._adjustedOffsets.bottom})},onClose:function(){var b=g._commandingSurface.createCloseAnimation(g._getClosedHeight());return g.element.style.position="fixed",g._placement===a.Placement.top?g.element.style.top=l._KeyboardInfo._layoutViewportCoords.visibleDocTop+"px":g.element.style.bottom=l._KeyboardInfo._layoutViewportCoords.visibleDocBottom+"px",b.execute().then(function(){g._synchronousClose(),g.element.style.position="",g.element.style.top=g._adjustedOffsets.top,g.element.style.bottom=g._adjustedOffsets.bottom})},onUpdateDom:function(){g._updateDomImpl()},onUpdateDomWithIsOpened:function(a){g._isOpenedMode=a,g._updateDomImpl()}});this._handleShowingKeyboardBound=this._handleShowingKeyboard.bind(this),this._handleHidingKeyboardBound=this._handleHidingKeyboard.bind(this),h._inputPaneListener.addEventListener(this._dom.root,"showing",this._handleShowingKeyboardBound),h._inputPaneListener.addEventListener(this._dom.root,"hiding",this._handleHidingKeyboardBound),this._disposed=!1,this._cachedClosedHeight=null,this._commandingSurface=new e._CommandingSurface(this._dom.commandingSurfaceEl,{openCloseMachine:j}),r(this._dom.commandingSurfaceEl.querySelector(".win-commandingsurface-actionarea"),d.ClassNames.actionAreaCssClass),r(this._dom.commandingSurfaceEl.querySelector(".win-commandingsurface-overflowarea"),d.ClassNames.overflowAreaCssClass),r(this._dom.commandingSurfaceEl.querySelector(".win-commandingsurface-overflowbutton"),d.ClassNames.overflowButtonCssClass),r(this._dom.commandingSurfaceEl.querySelector(".win-commandingsurface-ellipsis"),d.ClassNames.ellipsisCssClass),
this._isOpenedMode=d.defaultOpened,this._dismissable=new m.LightDismissableElement({element:this._dom.root,tabIndex:this._dom.root.hasAttribute("tabIndex")?this._dom.root.tabIndex:-1,onLightDismiss:function(){g.close()},onTakeFocus:function(a){g._dismissable.restoreFocus()||g._commandingSurface.takeFocus(a)}}),this.closedDisplayMode=d.defaultClosedDisplayMode,this.placement=d.defaultPlacement,this.opened=this._isOpenedMode,f.setOptions(this,c),h._inDom(this.element).then(function(){return g._commandingSurface.initialized}).then(function(){j.exitInit(),g._writeProfilerMark("constructor,StopTM")})}return Object.defineProperty(a.prototype,"element",{get:function(){return this._dom.root},enumerable:!0,configurable:!0}),Object.defineProperty(a.prototype,"data",{get:function(){return this._commandingSurface.data},set:function(a){this._commandingSurface.data=a},enumerable:!0,configurable:!0}),Object.defineProperty(a.prototype,"closedDisplayMode",{get:function(){return this._commandingSurface.closedDisplayMode},set:function(a){v[a]&&(this._commandingSurface.closedDisplayMode=a,this._cachedClosedHeight=null)},enumerable:!0,configurable:!0}),Object.defineProperty(a.prototype,"placement",{get:function(){return this._placement},set:function(a){if(x[a]&&this._placement!==a){switch(this._placement=a,a){case x.top:this._commandingSurface.overflowDirection="bottom";break;case x.bottom:this._commandingSurface.overflowDirection="top"}this._adjustedOffsets=this._computeAdjustedOffsets(),this._commandingSurface.deferredDomUpate()}},enumerable:!0,configurable:!0}),Object.defineProperty(a.prototype,"opened",{get:function(){return this._commandingSurface.opened},set:function(a){this._commandingSurface.opened=a},enumerable:!0,configurable:!0}),a.prototype.open=function(){this._commandingSurface.open()},a.prototype.close=function(){this._commandingSurface.close()},a.prototype.dispose=function(){this._disposed||(this._disposed=!0,m.hidden(this._dismissable),this._commandingSurface.dispose(),h._inputPaneListener.removeEventListener(this._dom.root,"showing",this._handleShowingKeyboardBound),h._inputPaneListener.removeEventListener(this._dom.root,"hiding",this._handleHidingKeyboardBound),g.disposeSubTree(this.element))},a.prototype.forceLayout=function(){this._commandingSurface.forceLayout()},a.prototype.getCommandById=function(a){return this._commandingSurface.getCommandById(a)},a.prototype.showOnlyCommands=function(a){return this._commandingSurface.showOnlyCommands(a)},a.prototype._writeProfilerMark=function(a){q("WinJS.UI.AppBar:"+this._id+":"+a)},a.prototype._initializeDom=function(a){this._writeProfilerMark("_intializeDom,info"),a.winControl=this,this._id=a.id||h._uniqueID(a),h.addClass(a,d.ClassNames.controlCssClass),h.addClass(a,d.ClassNames.disposableCssClass);var b=a.getAttribute("role");b||a.setAttribute("role","menubar");var c=a.getAttribute("aria-label");c||a.setAttribute("aria-label",u.ariaLabel);var e=document.createElement("DIV");h._reparentChildren(a,e),a.appendChild(e),this._dom={root:a,commandingSurfaceEl:e}},a.prototype._handleShowingKeyboard=function(a){var b=this;if(this._dom.root.contains(k.document.activeElement)){var c=a.detail.originalEvent;c.ensuredFocusedElementInView=!0}var d=t._animationShowLength+t._scrollTimeout;return n.timeout(d).then(function(){b._shouldAdjustForShowingKeyboard()&&!b._disposed&&(b._adjustedOffsets=b._computeAdjustedOffsets(),b._commandingSurface.deferredDomUpate())})},a.prototype._shouldAdjustForShowingKeyboard=function(){return t._visible&&!t._isResized},a.prototype._handleHidingKeyboard=function(){this._adjustedOffsets=this._computeAdjustedOffsets(),this._commandingSurface.deferredDomUpate()},a.prototype._computeAdjustedOffsets=function(){var a={top:"",bottom:""};return this._placement===x.bottom?a.bottom=t._visibleDocBottomOffset+"px":this._placement===x.top&&(a.top=t._visibleDocTop+"px"),a},a.prototype._synchronousOpen=function(){this._isOpenedMode=!0,this._updateDomImpl()},a.prototype._synchronousClose=function(){this._isOpenedMode=!1,this._updateDomImpl()},a.prototype._updateDomImpl=function(){var a=this._updateDomImpl_renderedState;a.isOpenedMode!==this._isOpenedMode&&(this._isOpenedMode?this._updateDomImpl_renderOpened():this._updateDomImpl_renderClosed(),a.isOpenedMode=this._isOpenedMode),a.placement!==this.placement&&(s(this._dom.root,y[a.placement]),r(this._dom.root,y[this.placement]),a.placement=this.placement),a.closedDisplayMode!==this.closedDisplayMode&&(s(this._dom.root,w[a.closedDisplayMode]),r(this._dom.root,w[this.closedDisplayMode]),a.closedDisplayMode=this.closedDisplayMode),a.adjustedOffsets.top!==this._adjustedOffsets.top&&(this._dom.root.style.top=this._adjustedOffsets.top,a.adjustedOffsets.top=this._adjustedOffsets.top),a.adjustedOffsets.bottom!==this._adjustedOffsets.bottom&&(this._dom.root.style.bottom=this._adjustedOffsets.bottom,a.adjustedOffsets.bottom=this._adjustedOffsets.bottom),this._commandingSurface.updateDom()},a.prototype._getClosedHeight=function(){if(null===this._cachedClosedHeight){var a=this._isOpenedMode;this._isOpenedMode&&this._synchronousClose(),this._cachedClosedHeight=this._commandingSurface.getBoundingRects().commandingSurface.height,a&&this._synchronousOpen()}return this._cachedClosedHeight},a.prototype._updateDomImpl_renderOpened=function(){r(this._dom.root,d.ClassNames.openedClass),s(this._dom.root,d.ClassNames.closedClass),this._commandingSurface.synchronousOpen(),m.shown(this._dismissable)},a.prototype._updateDomImpl_renderClosed=function(){r(this._dom.root,d.ClassNames.closedClass),s(this._dom.root,d.ClassNames.openedClass),this._commandingSurface.synchronousClose(),m.hidden(this._dismissable)},a.ClosedDisplayMode=v,a.Placement=x,a.supportedForProcessing=!0,a}();b.AppBar=z,c.Class.mix(z,j.createEventProperties(d.EventNames.beforeOpen,d.EventNames.afterOpen,d.EventNames.beforeClose,d.EventNames.afterClose)),c.Class.mix(z,f.DOMEventMixin)}),d("WinJS/Controls/AppBar",["require","exports","../Core/_Base"],function(a,b,c){var d=null;c.Namespace.define("WinJS.UI",{AppBar:{get:function(){return d||a(["./AppBar/_AppBar"],function(a){d=a}),d.AppBar}}})}),d("ui",["WinJS/Core/_WinJS","WinJS/VirtualizedDataSource","WinJS/Vui","WinJS/Controls/IntrinsicControls","WinJS/Controls/ListView","WinJS/Controls/FlipView","WinJS/Controls/ItemContainer","WinJS/Controls/Repeater","WinJS/Controls/DatePicker","WinJS/Controls/TimePicker","WinJS/Controls/BackButton","WinJS/Controls/Rating","WinJS/Controls/ToggleSwitch","WinJS/Controls/SemanticZoom","WinJS/Controls/Pivot","WinJS/Controls/Hub","WinJS/Controls/Flyout","WinJS/Controls/_LegacyAppBar","WinJS/Controls/Menu","WinJS/Controls/SearchBox","WinJS/Controls/SettingsFlyout","WinJS/Controls/NavBar","WinJS/Controls/Tooltip","WinJS/Controls/ViewBox","WinJS/Controls/ContentDialog","WinJS/Controls/SplitView","WinJS/Controls/SplitViewPaneToggle","WinJS/Controls/SplitView/Command","WinJS/Controls/ToolBar","WinJS/Controls/AppBar"],function(a){"use strict";return a}),c(["WinJS/Core/_WinJS","ui"],function(b){a.WinJS=b,"undefined"!=typeof module&&(module.exports=b)}),a.WinJS})}();
//# sourceMappingURL=ui.min.js.map