Flex拖动原来如此简单

<?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 ">
        <s:layout>
            <s:BasicLayout/>
        </s:layout>
        <fx:Script>
            <![CDATA[
                 private function startMove( event:Event): void{
                    UIComponent( event.target).startDrag(); 
                }    
                 private function stopMove( event:Event): void{
                    UIComponent( event.target).stopDrag(); 
                } 
     
            ]]>
        </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 id= " mvPanel " mouseDown= " startMove(event) " mouseUp= " stopMove(event) " title= " 开始拖动吧 " />
    </s:Application>