摘要： 轻击手势总是在用，可是今天加在一个UIImageView上，这个手势竟然没有响应。问题是这样的：UIImageView *background = [[UIImageView alloc]initWithImage:[UIImage imageNamed:@"1.jpg"]]; background.frame = CGRectMake(0, 0, self.view.frame.size.width, self.view.frame.size.height); [self.view addSubview:background]; UIImageView *s... 阅读全文