这篇文章给大家分享的是有关ios如何实现可拖动按钮的内容。小编觉得挺实用的,因此分享给大家做个参考,一起跟随小编过来看看吧。
代码:
- (UIButton *)panButton { if (!_panButton) { UIPanGestureRecognizer *panGesture = [[UIPanGestureRecognizer alloc] initWithTarget:self action:@selector(panAction:)]; _panButton = [[UIButton alloc] init]; _panButton.backgroundColor = [UIColor blueColor]; _panButton.layer.borderWidth = 1.f; _panButton.layer.borderColor = [UIColor greenColor].CGColor; [_panButton setTitle:@"清除缓存" forState:UIControlStateNormal]; _panButton.titleLabel.font = [UIFont systemFontOfSize:9]; [_panButton addTarget:self action:@selector(buttonAction:) forControlEvents:UIControlEventTouchUpInside]; [_panButton addGestureRecognizer:panGesture]; } return _panButton; } - (void)panAction:(UIPanGestureRecognizer *)recognizer { CGPoint translationPoint = [recognizer translationInView:self.view]; CGPoint center = recognizer.view.center; recognizer.view.center = CGPointMake(center.x + translationPoint.x, center.y + translationPoint.y); [recognizer setTranslation:CGPointZero inView:self.view]; } -(void)buttonAction:(UIButton *)sender { NSLog(@"烦人,点我干啥~"); }
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