题外话：Flex程序启动事件的顺序initialize、creationComplete、applicationComplete

<?xml version="1.0" encoding="utf-8"?> <mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" layout="absolute" creationComplete="dingShi()"> <mx:Script> <!--[CDATA[ import flash.utils.setInterval; import mx.controls.Alert; private function dingShi():void { var tmrEnd:Timer = new Timer(5000); //定时为5秒 tmrEnd.addEventListener(TimerEvent.TIMER,function(t:*):void { Alert.show("开始啦！"); }); //开始启动计时器 tmrEnd.start(); } ]]--> </mx:Script> </mx:Application>