private function _clickfunll(evt:MouseEvent):void
{
trace("click..");
this.stage.displayState = StageDisplayState.FULL_SCREEN_INTERACTIVE;
}
private function _init(evt:Event):void
{
this.stage.doubleClickEnabled = true;
this.stage.addEventListener(MouseEvent.DOUBLE_CLICK,_clickfunll);
}
原文：http://www.cnblogs.com/as3lib/p/5587212.html