Mega Code Archive

 

Categories / Flex / Grid

 

Regroup GroupCollection

<?xml version="1.0" encoding="utf-8"?> <mx:Application      xmlns:mx="http://www.adobe.com/2006/mxml"      xmlns:s="library://ns.adobe.com/flex/spark"     creationComplete="handleCreationComplete();">          <mx:GroupingCollection2 id="groupingCollection">             <mx:source>                 <mx:Object city="A" state="C" region="E" />                 <mx:Object city="B" state="D" region="F" />             </mx:source>             <mx:grouping>                 <mx:Grouping>                     <mx:GroupingField name="state" />                 </mx:Grouping>             </mx:grouping>     </mx:GroupingCollection2>          <mx:Script>                      import mx.collections.Grouping;             import mx.collections.GroupingField;                          private function handleCreationComplete():void             {                 groupingCollection.refresh();             }                          private function createGrouping( field:String ):void              {                 var groupingInst:Grouping = new Grouping();                 groupingInst.fields = [new GroupingField( field )];                 groupingCollection.grouping = groupingInst;                 groupingCollection.refresh(false);             }            </mx:Script>     <mx:AdvancedDataGrid id="grid" dataProvider="{groupingCollection}">         <mx:columns>             <mx:AdvancedDataGridColumn dataField="city" />             <mx:AdvancedDataGridColumn dataField="state" />             <mx:AdvancedDataGridColumn dataField="region" />         </mx:columns>     </mx:AdvancedDataGrid>     <mx:Button label="region group" click="{createGrouping('region')}" />      </mx:Application>