// 单击的 Recognizer    

    UITapGestureRecognizer* singleRecognizer;    

singleRecognizer = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(SingleTap：)];    

//点击的次数    

singleTapRecognizer.numberOfTapsRequired = 1; // 单击    

//给self.view添加一个手势监测；   

[self.view addGestureRecognizer:singleRecognizer];   

// 双击的 Recognizer    

UITapGestureRecognizer* doubleRecognizer = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(DoubleTap：)];    

doubleRecognizer.numberOfTapsRequired = 2; // 双击    

//关键语句，给self.view添加一个手势监测；    

[self.view addGestureRecognizer:doubleRecognizer];    

// 关键在这一行，双击手势确定监测失败才会触发单击手势的相应操作    

[singleRecognizer requireGestureRecognizerToFail:doubleRecognizer];   

-(void)SingleTap:(UITapGestureRecognizer*)recognizer    

{    

//处理单击操作    

}    

-(void)DoubleTap:(UITapGestureRecognizer*)recognizer    

{    

//处理双击操作    

}