flex定时器的基本实现

1. <?xml version="1.0" encoding="utf-8"?>
2. <s:Application xmlns:fx="http://ns.adobe.com/mxml/2009"
3. xmlns:s="library://ns.adobe.com/flex/spark"
4. xmlns:mx="library://ns.adobe.com/flex/mx"
5. creationComplete="init()"
6. minWidth="955" minHeight="600">
7. <fx:Declarations>
9. </fx:Declarations>
10. <fx:Script>
11. <![CDATA[
12. import com.common.util.AlertUtil;
14. import mx.controls.Alert;
16. private var time:Timer;
17. private var count:int=0;
18. protected function init():void
19. {
20. time = new Timer(1000);
21. time.addEventListener(TimerEvent.TIMER,timeHandler);
22. time.start();
25. }
26. public function timeHandler(evt:TimerEvent):void
27. {
28. count++;
29. this.timer.text="第"+count+"次响应";
30. }
32. ]]>
33. </fx:Script>
34. <s:Label x="100" y="100" id="timer" text="第0次响应"/>
35. </s:Application>