UIComponent中的parentDocument和parent

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ParentAndParentDocument.mxml：

  xmlns:s="library://ns.adobe.com/flex/spark" 

  xmlns:mx="library://ns.adobe.com/flex/mx" minWidth="955" minHeight="600">

 

public var mesg:String = "This is a test message";

protected function testBtn_clickHandler(event:MouseEvent):void

{

trace(testBtn.parentDocument.mesg);

trace(testBtn.parent);

}

]]>

 

 

 

 

输出：

 

This is a test message

ParentAndParentDocument.ApplicationSkin2._ApplicationSkin_Group1.contentGroup.SkinnableContainer5.SkinnableContainerSkin6.contentGroup