Flex保存文件

测试列子TestSaveFile.mxml

<?xml version="1.0" encoding="utf-8"?>
<s:Application xmlns:fx="http://ns.adobe.com/mxml/2009"
			   xmlns:s="library://ns.adobe.com/flex/spark"
			   xmlns:mx="library://ns.adobe.com/flex/mx">
	
	<fx:Script>
		<![CDATA[
			import mx.controls.Alert;
			import mx.events.CloseEvent;
			
			protected function saveButton_clickHandler(event:MouseEvent):void
			{
				var outputString:String="Test Hello";
				var fileName:String="test.txt";
				Alert.show("确定保存文件吗?","保存文件",Alert.YES|Alert.NO,null,alertClickHandler(outputString,fileName));	
			}
			
			private  function alertClickHandler(outputString:String,fileName:String):Function {
				return function(event:CloseEvent):void{
					if (event.detail==Alert.YES)
					{
						var file:FileReference = new FileReference();
						file.save(outputString,fileName);
					}
				}
			}
			
		]]>
	</fx:Script>
	
	<s:Button id="saveButton" label="保存文件" click="saveButton_clickHandler(event)"/>
	
</s:Application>