?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" minWidth="955" minHeight="600"
creationComplete="initHandler(event)">
fx:Script>
![CDATA[
import flash.utils.clearTimeout;
import flash.utils.setTimeout;

import mx.events.FlexEvent;
private var styleurl:String="";

private var setTimeout2:uint;
protected function initHandler(event:FlexEvent):void
{
styleurl="style01.swf";
styleManager.loadStyleDeclarations(styleurl,true);
}

protected function t1_clickHandler(event:MouseEvent):void
{
if(styleurl!=null)
{
styleManager.unloadStyleDeclarations(styleurl,true);
}
styleManager.loadStyleDeclarations("style02.swf",true);
styleurl="style02.swf";
}

protected function button1_clickHandler(event:MouseEvent):void
{
setTimeout2 = setTimeout(button1_click,2000);
}

private function button1_click():void
{
if(styleurl!=null)
{
styleManager.unloadStyleDeclarations(styleurl,true);
}
styleManager.loadStyleDeclarations("style03.swf",true);
styleurl="style03.swf";
clearTimeout(setTimeout2);

}

protected function button2_clickHandler(event:MouseEvent):void
{
// TODO Auto-generated method stub
if(styleurl!=null)
{
styleManager.unloadStyleDeclarations(styleurl,true);
}
styleManager.loadStyleDeclarations("style01.swf",true);
styleurl="style01.swf";
}

]]>
/fx:Script>
fx:Declarations>
!-- 将非可视元素（例如服务、值对象）放在此处 -->
/fx:Declarations>
s:Panel horizontalCenter="0" y="100" width="422" height="300" title="用户登录">
s:layout>
s:VerticalLayout horizontalAlign="center" verticalAlign="middle" gap="28"/>
/s:layout>
s:HGroup verticalAlign="middle">
s:Label text="用户名"/>
s:TextInput id="t1" styleName="textInput" prompt="请输入用户名"/>
/s:HGroup>
s:HGroup verticalAlign="middle" paddingLeft="20">
s:Label text="密码" id="t2"/>
s:TextInput styleName="textInput" prompt="请输入密码"/>
/s:HGroup>
s:controlBarContent>
s:Button label="小粉红" click="t1_clickHandler(event)" color="0xFF00FF"/>
s:Button label="经典蓝(2秒)" click="button1_clickHandler(event)" color="0x4169E1"/>
s:Button label="青草绿(默认)" click="button2_clickHandler(event)" color="0x00FF00"/>
/s:controlBarContent>
s:controlBarLayout>
s:HorizontalLayout gap="39"/>
/s:controlBarLayout>
/s:Panel>
/s:Application>

/* CSS file */
@namespace s "library://ns.adobe.com/flex/spark";
@namespace mx "library://ns.adobe.com/flex/mx";

global
{
color:#dc143c;
fontFamily:"微软雅黑";
borderColor:#caff70;
fontSize:20;
borderWeight:3;
}
s|Panel
{
backgroundColor:"#00FF00";
backgroundAlpha:0.3;
}
s|TextInput
{
color:#ff0000;
fontFamily:"微软雅黑";
borderColor:#ffff00;
fontSize:20;
}
s|Button
{
paddingleft:"10";
paddingtop:"5";
}
.textInput
{
color:#cd8500;
fontFamily:"微软雅黑";
borderColor:#ff0000;
fontSize:20;
}
#t1
{
color:#00ff00;
fontFamily:"微软雅黑";
borderColor:#0000ff;
fontSize:20;
}
#t2
{
color:#0000ff;
fontFamily:"微软雅黑";
borderColor:#ff00ff;
fontSize:20;
}

/* CSS file */
@namespace s "library://ns.adobe.com/flex/spark";
@namespace mx "library://ns.adobe.com/flex/mx";
global
{
color:#191970;
fontFamily:"微软雅黑";
borderColor:#caff70;
fontSize:20;
borderWeight:3;
}
s|Panel
{
backgroundColor:"#E066FF";
}
s|TextInput
{
fontFamily:"微软雅黑";
borderColor:#ffff00;
fontSize:20;
}
.textInput
{
fontFamily:"微软雅黑";
borderColor:#ff0000;
fontSize:20;
}
#t1
{
color:"#00FFFF";
fontFamily:"微软雅黑";
borderColor:#0000ff;
fontSize:20;
}

/* CSS file */
@namespace s "library://ns.adobe.com/flex/spark";
@namespace mx "library://ns.adobe.com/flex/mx";
global
{
color:"#388E8E";
fontFamily:"微软雅黑";
borderColor:#caff70;
fontSize:20;
borderWeight:3;
}
s|Panel
{
backgroundColor:"#00B2EE";
}
s|TextInput
{
fontFamily:"微软雅黑";
borderColor:#ffff00;
fontSize:20;
}
.textInput
{
fontFamily:"微软雅黑";
borderColor:#ff0000;
fontSize:20;
}
#t1
{
color:"#6B8E23";
fontFamily:"微软雅黑";
borderColor:#0000ff;
fontSize:20;
}