flex application/group addChild失败

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application是skinnablecontainer组件。

在skinnablecontainer和group中均重写了addChild方法


/**     *  @private     */    override public function addChild(child:DisplayObject):DisplayObject    {        throw(new Error(resourceManager.getString("components", "addChildError")));    }

只要调用addChild就会抛出异常。而sprite无法直接加mxml中。

解决方法:

第一种:

通过UICOMPONENT组件

<?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"    creationComplete="application1_creationCompleteHandler(event)"><fx:Script><![CDATA[import mx.events.FlexEvent;protected function application1_creationCompleteHandler(event:FlexEvent):void{ddd.addChild(new Sprite);}]]></fx:Script><fx:Declarations><!-- 将非可视元素(例如服务、值对象)放在此处 --></fx:Declarations><mx:UIComponent id="ddd" /></s:Application>

第二种:

直接添加到stage中

<?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"    addToStage="application1_creationCompleteHandler(event)"><fx:Script><![CDATA[import mx.events.FlexEvent;protected function application1_creationCompleteHandler(event:FlexEvent):void{stage.addChild(new Sprite);}]]></fx:Script><fx:Declarations><!-- 将非可视元素(例如服务、值对象)放在此处 --></fx:Declarations></s:Application>


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