DoubleClickAdvancedDataGrid

package
{
	import flash.events.MouseEvent;
	
	import mx.controls.AdvancedDataGrid;
	import mx.controls.advancedDataGridClasses.AdvancedDataGridColumn;
	import mx.controls.listClasses.IDropInListItemRenderer;
	import mx.controls.listClasses.IListItemRenderer;
	import mx.events.AdvancedDataGridEvent;
	
	public class DoubleClickAdvancedDataGrid extends AdvancedDataGrid
	{
		public function DoubleClickAdvancedDataGrid()
		{
			super();
			this.doubleClickEnabled = true;
		}
		
		override protected function mouseDoubleClickHandler(event:MouseEvent):void 
		{ 
			var advancedDataGridEvent:AdvancedDataGridEvent; 
			var r:IListItemRenderer; 
			var dgColumn:AdvancedDataGridColumn; 
			
			r = mouseEventToItemRenderer(event); 
			if (r && r != itemEditorInstance) 
			{ 
				var dilr:IDropInListItemRenderer = IDropInListItemRenderer(r); 
				if (columns[dilr.listData.columnIndex].editable) 
				{ 
					dgColumn = columns[dilr.listData.columnIndex]; 
					advancedDataGridEvent = new AdvancedDataGridEvent(AdvancedDataGridEvent.ITEM_EDIT_BEGINNING, false, true); 
					// ITEM_EDIT events are cancelable 
					
					advancedDataGridEvent.columnIndex = dilr.listData.columnIndex; 
					advancedDataGridEvent.dataField = dgColumn.dataField; 
					advancedDataGridEvent.rowIndex = dilr.listData.rowIndex + verticalScrollPosition; 
					advancedDataGridEvent.itemRenderer = r; 
					dispatchEvent(advancedDataGridEvent); 
				} 
			} 
			
			super.mouseDoubleClickHandler(event); 
		} 
		
		override protected function mouseUpHandler(event:MouseEvent):void 
		{ 
			var r:IListItemRenderer; 
			var dgColumn:AdvancedDataGridColumn; 
			
			r = mouseEventToItemRenderer(event); 
			if (r) 
			{ 
				var dilr:IDropInListItemRenderer = IDropInListItemRenderer(r); 
				if (columns[dilr.listData.columnIndex].editable) 
				{ 
					dgColumn = columns[dilr.listData.columnIndex]; 
					dgColumn.editable = false; 
				} 
			} 
			
			super.mouseUpHandler(event); 
			
			if (dgColumn) 
				dgColumn.editable = true; 
		} 
	}
}

修改了编辑可以是双击事件的应用