Flex 使用ModuleLoader加载模块及卸载模块的实例

<?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"   viewSourceURL="srcview/index.html"><fx:Script><![CDATA[private function displayModule( moduleUrl:String ):void  {   var url:String = moduleLoader.url;  if( url == moduleUrl ) return; if( url != null ) moduleLoader.unloadModule();   moduleLoader.url = moduleUrl;   }   private function showHandler():void  {    displayModule( "com/myflexhero/MyFlexHeroTest.swf" ); }  private function enterHandler():void { displayModule( "com/myflexhero/MyFlexHeroTest1.swf" ); }   ]]></fx:Script><mx:Panel title="MyFlexHero say:" width="350" height="210" horizontalAlign="center" verticalAlign="middle"> <mx:ModuleLoader id="moduleLoader" height="140" width="200" /> <mx:HRule width="100%" /> <mx:HBox width="100%">  <mx:Button label="show MyFlexHeroTest" click="showHandler();" /><mx:Button label="show MyFlexHeroTest1" click="enterHandler();" />  </mx:HBox> </mx:Panel>   </s:Application>

副文件：

<?xml version="1.0" encoding="utf-8"?><mx:Module xmlns:fx="http://ns.adobe.com/mxml/2009"    xmlns:s="library://ns.adobe.com/flex/spark"    xmlns:mx="library://ns.adobe.com/flex/mx" layout="absolute" width="100%" height="100%"> <s:Panel title="MyFlexHeroTest"><s:Label text="我来自MyFlexHeroTest"> </s:Label></s:Panel></mx:Module>