近期打算吧硬盘中的资料记录在博客中，实用的就当是个分享，无用的就当是个备份，还望大家不要见怪。

一共4个文件：

JinDuTiaoItem.mxml：

<?xml version="1.0" encoding="utf-8"?>
<s:GridItemRenderer xmlns:fx="http://ns.adobe.com/mxml/2009" xmlns:s="library://ns.adobe.com/flex/spark" xmlns:mx="library://ns.adobe.com/flex/mx" clipAndEnableScrolling="true"><fx:Script><![CDATA[import mx.skins.spark.ProgressBarSkin;[Bindable][Embed(source="/assets/daihecha/46.png")]//绿色private var barColor:Class;[Embed(source="/assets/daihecha/45.png")]//红色private var redBarImage:Class;[Embed(source="/assets/daihecha/46.png")]//绿色private var greenBarImage:Class;override public function set data(v:Object):void{super.data = v;//pb.setProgress(5,10);pb.percentHeight= 50 ;/** 依据不同的状态设置样式*/if(v){pb.setProgress(v.finish,v.total);if(data.status=='出错' ){barColor=redBarImage;}else{barColor=greenBarImage;}var num:Number = (v.finish*100/v.total);pb.label = num.toFixed(1)  + '%';}}]]></fx:Script><mx:ProgressBar id="pb" label="" width="100%" height="100%" mode="manual" labelPlacement="center"indeterminate="false" barSkin="{barColor}"trackSkin="com.uniware.dm.module.daihecha.ProgressBarSkinWhite"/>
</s:GridItemRenderer>

ProgressBarSkinWhite.mxml：

<?

xml version="1.0" encoding="utf-8"?> <!-- ADOBE SYSTEMS INCORPORATED Copyright 2008 Adobe Systems Incorporated All Rights Reserved. NOTICE: Adobe permits you to use, modify, and distribute this file in accordance with the terms of the license agreement accompanying it. --> <!--- The Spark skin class for the MX ProgressBar component. @see mx.controls.ProgressBar @langversion 3.0 @playerversion Flash 10 @playerversion AIR 1.5 @productversion Flex 4 --> <s:SparkSkin xmlns:fx="http://ns.adobe.com/mxml/2009" xmlns:s="library://ns.adobe.com/flex/spark" > <fx:Script> /** * @private */ override protected function initializationComplete():void { useChromeColor = true; super.initializationComplete(); } </fx:Script> <!-- layer 1: fill --> <s:Rect left="2" right="2" top="2" bottom="2" > <s:fill> <s:LinearGradient rotation="90"> <s:GradientEntry color="0xFFFFFF" alpha="1" /> <s:GradientEntry color="#cedbef" alpha="1" /> </s:LinearGradient> </s:fill> </s:Rect> <!-- layer 2: border --> <s:Rect left="2" right="2" top="2" bottom="2" > <s:stroke> <s:LinearGradientStroke rotation="90"> <s:GradientEntry color="0xFFFFFF" alpha=".9" /> <s:GradientEntry color="0xFFFFFF" alpha="0.5" /> </s:LinearGradientStroke> </s:stroke> </s:Rect> <!-- layer 3: right edge --> <s:Rect right="1" top="2" bottom="2" width="1" > <s:fill> <s:SolidColor color="0x000000" alpha="0.55" /> </s:fill> </s:Rect> </s:SparkSkin>