//绑定图片点击事件
UITapGestureRecognizer *g=[[UITapGestureRecognizeralloc]initWithTarget:selfaction:@selector(btnNext:)];
g.numberOfTapsRequired = 1;
g.numberOfTouchesRequired=1;
[viewBottomaddGestureRecognizer:g];
原文：http://www.cnblogs.com/shirley-1019/p/3752575.html