如果直接加上UITapGestureRecognizer,点击空白地方,弹窗都会收回去!加上- (BOOL)gestureRecognizer:(UIGestureRecognizer*)gestureRecognizershouldReceiveTouch:(UITouch*)touch 去判断是否禁止穿透即可

如果直接加上UITapGestureRecognizer,点击空白地方,弹窗都会收回去!加上- (BOOL)gestureRecognizer:(UIGestureRecognizer*)gestureRecognizershouldReceiveTouch:(UITouch*)touch 去判断是否禁止穿透即可