I had the following code:
UITapGestureRecognizer *showStoryTapRecognizer = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(showNewsStory
objective-c ios 10
UITapGestureRecognizer *oneTouch=[[UITapGestureRecognizer alloc]initWithTarget:self action:@selector(OneTouchHandeler)];
[oneTouch setNumberOfTouchesRequired:1];
[imageView addGestureRecognizer:oneTouch];
imageView.userInteractionEnabled = YES;
// swift 3.0
let oneTouch = UITapGestureRecognizer(target: self, action: #selector(self.OneTouchHandeler(_:)))
imageView.addGestureRecognizer(oneTouch)
imageView.isUserInteractionEnabled = true