/*        #UIGestureRecognizerDelegate        我在这里设置响应事件的优先级，因为UITap响应事件的优先级会高，则他的subview的事件会被阻止    */    func gestureRecognizer(gestureRecognizer: UIGestureRecognizer!, shouldReceiveTouch touch: UITouch!)->Bool{        if touch.view == gestureRecognizer.view{            return true        }        return false    }