侦听改成
Btn.addEventListener(MouseEvent.MOUSE_CLICK, function (e:MouseEvent){changeGroup(e,arguments.callee,groupNum)})
侦听器改成
private function changeGroup(event:MouseEvent,caller:function,groupNum:Number):void{
Btn.removeEventListener(MouseEvent.MOUSE_CLICK, caller);
}
Btn.addEventListener(MouseEvent.MOUSE_CLICK, function (e:MouseEvent){changeGroup(e,arguments.callee,groupNum)})
侦听器改成
private function changeGroup(event:MouseEvent,caller:function,groupNum:Number):void{
Btn.removeEventListener(MouseEvent.MOUSE_CLICK, caller);
}