lyuxxx

``` UIButton *btn1 = [UIButton buttonWithType: UIButtonTypeCustom]; [btn1 setImage: [UIImage imageNamed: @"cart"] forState: UIControlStateNormal]; [btn1 addTarget:self action:@selector(log) forControlEvents:UIControlEventTouchUpInside]; UIButton *btn2 = [UIButton buttonWithType: UIButtonTypeCustom]; [btn2 setImage: [UIImage imageNamed: @"setting"] forState:...