package 
{
	import flash.system.System;
 
	import mx.collections.ArrayCollection;
	import mx.collections.ICollectionView;
	import mx.collections.IViewCursor;
	import mx.controls.AdvancedDataGrid;
	import mx.controls.DataGrid;
 
	//based on http://coockbooks.adobe.com/post_Copying_a_datagrid_data_to_the_clipboard_for_Excel-9883.html
	public class DataGridUtil
	{					
		protected static var tabDelimiter:String = "\t";
		protected static var commaDelimiter:String = ","; 
		protected static var newLine:String = "\n";						
 
		public static function exportDGToClipboard (grid:DataGrid, csv:Boolean = true, onlySelected:Boolean = true):void
		{
			System.setClipboard(exportDGToCSV (grid, csv, onlySelected));
		}
 
		public static function exportADGToClipboard (grid:AdvancedDataGrid, csv:Boolean = true, onlySelected:Boolean = true):void
		{
			System.setClipboard(exportADGToCSV (grid, csv, onlySelected));
		}
 
		public static function exportDGToCSV (grid:DataGrid, csv:Boolean = true, onlySelected:Boolean = true):String
		{
			return exportGridToCSV (grid, csv, onlySelected);
		}				
 
		public static function exportADGToCSV (grid:AdvancedDataGrid, csv:Boolean = true, onlySelected:Boolean = true):String
		{
			return exportGridToCSV (grid, csv, onlySelected);
		}
 
		protected static function exportGridToCSV (grid:Object, csv:Boolean, onlySelected:Boolean):String
		{
			var dataSource:ICollectionView = (onlySelected ? new ArrayCollection (grid.selectedItems) : grid.dataProvider) as ICollectionView;
 
			var headers:String = "";		
			var delimiter:String = ""
 
			if (csv)	
				delimiter = commaDelimiter;
			else
			 	delimiter = tabDelimiter;
 
			//build header
			for each (var hcol:Object in grid.columns)//coltypes differe between DG & ADG
			{
				if (headers.length > 0)//avoid firstcolumn having extra delimeter
					headers += delimiter;					
 
				headers += hcol.headerText;			
			}
			headers += newLine;
 
			//populate data
			var cursor:IViewCursor = dataSource.createCursor();
			var data:String = "";
			var item:Object;
			var itemData:String;
 
			do 
			{
				item = cursor.current;
				itemData = "";
 
				for each (var col:Object in grid.columns)
				{
					if (itemData.length > 0)	//avoid firstcolumn having extra delimeter				
						itemData += delimiter;
 
					itemData += col.itemToLabel(item);					
				}
 
				data += itemData +newLine;
			}while (cursor.moveNext())
 
			return headers + data;
		} 						
	}
}

<?xml version="1.0" encoding="utf-8"?>
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" layout="absolute" backgroundGradientAlphas="[1.0, 1.0]" backgroundGradientColors="[#7B7373, #342D2D]" viewSourceURL="srcview/index.html">
	<mx:Script>
		<![CDATA[
			import DataGridUtil;
		]]>
	</mx:Script>
	<mx:Canvas width="700" height="470" horizontalCenter="0" verticalCenter="0">
		<mx:DataGrid id="datagrid" y="83" height="289" left="10" width="330" allowMultipleSelection="true">
			<mx:dataProvider>
				<mx:Object game="Bioshock" rating="10" />
				<mx:Object game="Fallout 1" rating="9" />
				<mx:Object game="Fallout 2" rating="10" />
				<mx:Object game="Fallout 3" rating="9" />
				<mx:Object game="Plants vs. Zombies" rating="7" />
				<mx:Object game="Tropico" rating="7" />
				<mx:Object game="Team Fortress 2" rating="9" />
				<mx:Object game="Arcanum" rating="10" />			
				<mx:Object game="Myst 4" rating="5" />			
			</mx:dataProvider>
			<mx:columns>
				<mx:DataGridColumn headerText="Game" dataField="game"/>
				<mx:DataGridColumn headerText="Rating" dataField="rating"/>
			</mx:columns>		
		</mx:DataGrid>
		<mx:AdvancedDataGrid y="83" id="advancedDataGrid" designViewDataType="flat" width="330" height="289" right="10" allowMultipleSelection="true">
			<mx:dataProvider>
				<mx:Object name="Danny" state="MA" city="Cambridge" />
				<mx:Object name="Andrew" state="MA" city="Boston" />
				<mx:Object name="Steven" state="NY" city="Buffalo" />
			</mx:dataProvider>
			<mx:columns>
				<mx:AdvancedDataGridColumn headerText="Name" dataField="name"/>
				<mx:AdvancedDataGridColumn headerText="State" dataField="state"/>
				<mx:AdvancedDataGridColumn headerText="City" dataField="city"/>
			</mx:columns>
		</mx:AdvancedDataGrid>
		<mx:Button x="10" y="380" label="Copy DataGrid To Clipboard (CSV)" click="DataGridUtil.exportDGToClipboard(datagrid, true, dgSelected.selected)"/>
		<mx:Button x="10" y="410" label="Copy DataGrid To Clipboard (TAB)" click="DataGridUtil.exportDGToClipboard(datagrid, false, dgSelected.selected)"/>
		<mx:Button x="360" y="380" label="Copy Advanced DataGrid To Clipboard (CSV)" click="DataGridUtil.exportADGToClipboard(advancedDataGrid, true, adgSelected.selected)"/>
		<mx:Button x="360" y="410" label="Copy Advanced DataGrid To Clipboard (TAB)" click="DataGridUtil.exportADGToClipboard(advancedDataGrid, false, adgSelected.selected)"/>	
		<mx:Label x="10" y="10" text="Export Data Grid To Clipboard" color="#EFEFEF" fontWeight="bold" fontSize="28"/>
		<mx:Label x="10" y="43" text="CSV &amp; Tab Delimited" fontSize="20" fontWeight="bold" color="#EFEFEF"/>
		<mx:HRule y="73" left="10" right="10"/>
		<mx:CheckBox id="dgSelected" x="10" y="438" label="Only Selected" color="#EFEFEF"/>
		<mx:CheckBox id="adgSelected" x="360" y="440" label="Only Selected" color="#EFEFEF"/>
		<mx:Label x="636" y="411" text="(Excel)" color="#D5E0D6" fontWeight="bold" fontSize="12"/>
		<mx:Label x="234" y="410" text="(Excel)" color="#D5E0D6" fontWeight="bold" fontSize="12"/>
	</mx:Canvas>
</mx:Application>