如何使用Flex ProgressBar

<?xml version="1.0"?>
<!-- Simple example to demonstrate the ProgressBar control. -->
<!--
	如何使用Flex ProgressBar
	MyShareBook.cn 翻译
-->
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml">

    <mx:Script>
        <![CDATA[

          private var j:uint=10;

          // Event handler function to set the value of the 
          // ProgressBar control.
          private function runit():void
          {
    	      if(j<=100)
    	      {
    	         bar.setProgress(j,100);
        		 bar.label= "CurrentProgress" + " " + j + "%";
        		 j+=10;
    	      }
    	      if(j>100)
    	      {
        		 j=0;
              }
          }
        ]]>    
    </mx:Script>

    <mx:Panel title="ProgressBar Control Example" height="75%" width="75%" 
        paddingTop="10" paddingBottom="10" paddingLeft="10" paddingRight="10">

        <mx:Label width="100%" color="blue"
            text="Click the button to increment the progress bar." />
        <mx:Button id="Speed" label="Run" click="runit();"/>

        <mx:ProgressBar id="bar" labelPlacement="bottom" themeColor="#F20D7A"
            minimum="0" visible="true" maximum="100" label="CurrentProgress 0%" 
            direction="right" mode="manual" width="100%"/>

    </mx:Panel>
</mx:Application>