flex组件拖拽

<? 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/halo"  minWidth ="1024"  minHeight ="768"     
         >     
         < fx:Script >     
                <![CDATA[     
    
// 按下鼠标按键时会调用此函数。     
             private static function startDragging(event:MouseEvent):void     
             {     
                     event.currentTarget.startDrag();     
             }     
// 松开鼠标按键时会调用此函数。     
             private static function stopDragging(event:MouseEvent):void     
             {            
                     event.currentTarget.stopDrag();     
                }     
                ]]>     
         </ fx:Script >     
     
         < s:Panel  id ="pan1"  x ="69"  y ="68"  width ="250"  height ="187"     
                 rotationZ ="10"         
                 mouseDown ="startDragging(event)"  mouseUp ="stopDragging(event)" >     
         </ s:Panel >     
         < s:Panel  id ="pan2"  x ="574"  y ="225"  width ="250"  height ="187"     
                  rotationZ ="40"         
                  mouseDown ="startDragging(event)"  mouseUp ="stopDragging(event)" >     
         </ s:Panel >     
</ s:Application >