@progress/kendo-ui/umd/kendo.virtuallist.min.js

This package is part of the [Kendo UI for jQuery](http://www.telerik.com/kendo-ui) suite.

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e,t=this._focusedIndex,i=this.dataSource.total()-1;return!isNaN(t)&&t<i?(t+=1,this.focus(t),(e=this.focus())&&e.hasClass("k-loading-item")&&(t-=1,this.focus(t)),t):(t=0,this.focus(t),t)},_triggerChange:function(e,t){t=t||[],((e=e||[]).length||t.length)&&this.trigger(m,{removed:e,added:t})},select:function(i){var s,n,r,a,l,o=this,u="multiple"!==o.options.selectable,h=T(o._activeDeferred),d=this.isFiltered(),c=[];if(i===t)return o._selectedIndexes.slice();if(o._selectDeferred&&"resolved"!==o._selectDeferred.state()||(o._selectDeferred=e.Deferred()),s=o._getIndecies(i),r=u&&!d&&y(s)===y(this._selectedIndexes),(c=o._deselectCurrentValues(s)).length||!s.length||r)return o._triggerChange(c),o._valueDeferred&&o._valueDeferred.resolve().promise(),o._selectDeferred.resolve().promise();1===s.length&&-1===s[0]&&(s=[]),n=s,l=o._deselect(s),c=l.removed,s=l.indices,u&&(h=!1,s.length&&(s=[y(s)]));var f=function(){var 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e=this.options.columns&&this.options.columns.length?h:u;this.options.selectable&&(this._selectProxy=this._clickHandler.bind(this),this.element.on(g+k,"."+e,this._selectProxy))},getElementIndex:function(e){return e instanceof jQuery?parseInt(e.attr("data-offset-index"),10):t},_getIndecies:function(e){var t,i=[];if("function"==typeof e){t=this.dataSource.flatView();for(var s=0;s<t.length;s++)if(e(t[s])){i.push(s);break}}"number"==typeof e&&i.push(e);var n=this.getElementIndex(e);return isNaN(n)||i.push(n),e instanceof Array&&(i=e),i},_deselect:function(i){var s,n,r,a=[],l=this._selectedIndexes,o=this._selectedDataItems,u=0,h=this.options.selectable,d=0,f=this._valueGetter,p=null;if(i=i.slice(),!0!==h&&i.length){if("multiple"===h){let h=0;for(;h<i.length;){if(p=null,u=e.inArray(i[h],l),n=this.dataItemByIndex(i[h]),-1===u&&n)for(var m=0;m<o.length;m++)(S(n)?o[m]===n:f(o[m])===f(n))&&(r=this._getElementByIndex(i[h]),p=this._deselectSingleItem(r,m,i[h],d));else(s=l[u])!==t&&(r=this._getElementByIndex(s),p=this._deselectSingleItem(r,u,s,d));p&&(i.splice(h,1),a.push(p),d++,h--),h++}}}else{for(var g=0;g<l.length;g++)l[g]!==t?this._getElementByIndex(l[g]).removeClass(c):o[g]&&this._getElementByDataItem(o[g]).removeClass(c),a.push({index:l[g],position:g,dataItem:o[g]});this._values=[],this._selectedDataItems=[],this._selectedIndexes=[]}return{indices:i,removed:a}},_deselectSingleItem:function(e,t,i,s){if(e.hasClass(c))return e.removeClass(c),this._values.splice(t,1),this._selectedIndexes.splice(t,1),{index:i,position:t+s,dataItem:this._selectedDataItems.splice(t,1)[0]}},_deselectCurrentValues:function(t){var i,s,n,r,a=this.element[0].children,l=this._values,o=[],u=0;if("multiple"!==this.options.selectable||!this.isFiltered())return[];if(-1===t[0])return e(a).removeClass(c),o=e.map(this._selectedDataItems.slice(0),(function(e,t){return{dataItem:e,position:t}})),this._selectedIndexes=[],this._selectedDataItems=[],this._values=[],o;for(;u<t.length;u++){for(n=-1,s=t[u],this.dataItemByIndex(s)&&(i=this._valueGetter(this.dataItemByIndex(s))),r=0;r<l.length;r++)if(i==l[r]){n=r;break}n>-1&&(o.push(this.removeAt(n)),e(a[s]).removeClass(c))}return o},_getSkip:function(e,t){return((e<t?1:Math.floor(e/t)+1)-1)*t},_select:function(t){var i,s,n=this,r="multiple"!==this.options.selectable,a=this.dataSource,l=this.itemCount,o=this._valueGetter,u=[];return r&&(n._selectedIndexes=[],n._selectedDataItems=[],n._values=[]),s=a.skip(),e.each(t,(function(e,t){var r=n._getSkip(t,l);n.mute((function(){a.range(r,l),i=n._findDataItem(a.view(),[t-r]),n._selectedIndexes.push(t),n._selectedDataItems.push(i),n._values.push(S(i)?i:o(i)),u.push({index:t,dataItem:i}),n._getElementByIndex(t).addClass(c),a.range(s,l)}))})),n._values=n._checkValuesOrder(n._values),u},_clickHandler:function(t){var i=e(t.currentTarget);!t.isDefaultPrevented()&&i.attr("data-uid")&&this.trigger(g,{item:i})},_buildValueGetter:function(){this._valueGetter=s.getter(this.options.dataValueField)},_calculateGroupPadding:function(e){var t=this.items().first(),i=this.header,n=0;i[0]&&"none"!==i[0].style.display&&("auto"!==e&&(n=s.support.scrollbar()),n+=parseFloat(t.css("border-right-width"),10)+parseFloat(t.children(".k-group").css("right"),10),i.css("padding-right",n))},_calculateColumnsHeaderPadding:function(){if(this.options.columns&&this.options.columns.length){var e=s.support.isRtl(this.wrapper),t=s.support.scrollbar(),i=this.content.parent().parent().find(".k-table-header"),n=this.dataSource.total();i.css(e?"padding-left":"padding-right",n?t:0)}}});s.ui.VirtualList=H,s.ui.plugin(H)}(window.kendo.jQuery);var s=kendo;e.__meta__={id:"virtuallist",name:"VirtualList",category:"framework",depends:["data","valueMapper.chunk"],hidden:!0},e.default=s,Object.defineProperty(e,"__esModule",{value:!0})}));
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