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UIView利用hitTest添加点击事件

时间:2015-01-04 01:17:05      阅读:177      评论:0      收藏:0      [点我收藏+]

标签:ios

UIView利用hitTest添加点击事件

by 伍雪颖

技术分享

- (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event {
    CGPoint point = [[touches anyObject] locationInView:self.view];
    CALayer *layer = [self.view.layer hitTest:point];
   
if (layer == self.blueView.layer) {
        [[[
UIAlertView alloc] initWithTitle:@"Inside Blue Layer"
                                   
message:nil
                                  
delegate:nil
                         
cancelButtonTitle:@"OK"
                          otherButtonTitles:nil] show];
    }
}

UIView利用hitTest添加点击事件

标签:ios

原文地址:http://blog.csdn.net/rainlesvio/article/details/42375875

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