如何使用Flex HSlider 制作进度条

拖动水平滚动条来改变图片大小。
<?xml version="1.0"?>  
<!--  
    Simple example to demonstrate the HSlider control.    
    水平拖动条。  
    MyShareBook.cn 翻译  
-->  
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml">  
  
    <mx:Script>  
        <![CDATA[  
    
          private var imageWidth:Number=0;  
          private var imageHeight:Number=0;  
            
          // Event handler function to change the image size.  
          private function changeSize():void  
          {  
             phoneImage.width=uint(imageWidth*hSlider.value/100);  
             phoneImage.height=uint(imageHeight*hSlider.value/100);  
          }  
        ]]>  
    </mx:Script>  
  
    <mx:Panel id="panel" title="HSlider Control Example" height="100%" width="95%"    
        paddingTop="10" paddingBottom="10" paddingLeft="10" paddingRight="10">  
  
        <mx:HBox