摘要： // Scale up on button press- (void) buttonPress:(UIButton*)button { button.transform = CGAffineTransformMakeScale(1.1, 1.1); // Do something else}// Scale down on button release- (void) buttonRelease:(UIButton*)button { button.transform = CGAffineTransformMakeScale(1.0, 1.0); // Do somet... 阅读全文