设置Button控件创建完毕时触发的事件.

Button控件的creationCompleteEffect样式.
示例：
刷新查看效果.

代码：

<? xml version="1.0" encoding="utf-8" ?>
<!--  http://blog.flexexamples.com/2008/06/17/setting-a-creation-complete-effect-on-a-button-control-in-flex/  -->
< mx:Application  xmlns:mx ="http://www.adobe.com/2006/mxml"
        layout ="vertical"
        verticalAlign ="middle"
        backgroundColor ="white" >

     < mx:Button  id ="button"
            label ="Button"
            creationCompleteEffect ="Zoom"   />

</ mx:Application >

你也可以通过css设置：

<? xml version="1.0" encoding="utf-8" ?>
<!--  http://blog.flexexamples.com/2008/06/17/setting-a-creation-complete-effect-on-a-button-control-in-flex/  -->
< mx:Application  xmlns:mx ="http://www.adobe.com/2006/mxml"
        layout ="vertical"
        verticalAlign ="middle"
        backgroundColor ="white" >

     < mx:Style >
        Button {
            creationCompleteEffect: Zoom;
        }
     </ mx:Style >

     < mx:Button  id ="button"
            label ="Button"   />

</ mx:Application >

也可以通过as的方法设置：

<? xml version="1.0" encoding="utf-8" ?>
<!--  http://blog.flexexamples.com/2008/06/17/setting-a-creation-complete-effect-on-a-button-control-in-flex/  -->
< mx:Application  xmlns:mx ="http://www.adobe.com/2006/mxml"
        layout ="vertical"
        verticalAlign ="middle"
        backgroundColor ="white"
        creationComplete ="init();" >

     < mx:Script >
         <![CDATA[
            import mx.controls.Button;
            import mx.effects.Zoom;

            private var button:Button;

            private function init():void {
                button = new Button();
                button.label = "Button";
                button.setStyle("creationCompleteEffect", Zoom);
                addChild(button);
            }
         ]]>
     </ mx:Script >

</ mx:Application >