iOS开发——给ImageView添加点击事件

iOS开发——给ImageView添加点击事件
给ImageView添加点击事件
```
   1:  cell.pictureView.userInteractionEnabled = YES;
```
```
   2:      UITapGestureRecognizer *gr = [[UITapGestureRecognizer alloc]initWithTarget:cell action:@selector(displayPicture:)];
```
```
   3:      gr.numberOfTapsRequired = 1;
```
```
   4:      gr.numberOfTouchesRequired = 1;
```
```
   5:   [cell.pictureView addGestureRecognizer:gr ];
```
```
   1:  -(void)displayPicture:(UITapGestureRecognizer*)gr{
```
```
   2:      NSLog(@"%s----%@",__func__,gr);
```
```
   3:      [self.delegate displayPic:self.pictureView.image];
```
```
   4:  }
```
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原文地址：https://www.cnblogs.com/zeyang/p/4457956.html