1.手指点击事件
//单指单击 UITapGestureRecognizer *singleFingerOne = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(handleSingleFingerEvent:)]; singleFingerOne.numberOfTouchesRequired = 1; //手指数 singleFingerOne.numberOfTapsRequired = 1; //tap次数 singleFingerOne.delegate = self; //单指双击 UITapGestureRecognizer *singleFingerTwo = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(handleSingleFingerEvent:)]; singleFingerTwo.numberOfTouchesRequired = 1; singleFingerTwo.numberOfTapsRequired = 2; singleFingerTwo.delegate = self; //双指单击 UITapGestureRecognizer *doubleFingerOne = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(handleDoubleFingerEvent:)]; doubleFingerOne.numberOfTouchesRequired = 2; doubleFingerOne.numberOfTapsRequired = 1; doubleFingerOne.delegate = self; UITapGestureRecognizer *doubleFingerTwo = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(handleDoubleFingerEvent:)]; doubleFingerTwo.numberOfTouchesRequired = 2; doubleFingerTwo.numberOfTapsRequired = 2; doubleFingerTwo.delegate = self; //如果不加下面的话,当单指双击时,会先调用单指单击中的处理,再调用单指双击中的处理 [singleFingerOne requireGestureRecognizerToFail:singleFingerTwo]; //同理双指亦是如此 [doubleFingerOne requireGestureRecognizerToFail:doubleFingerTwo]; [self.view addGestureRecognizer:singleFingerOne]; [self.view addGestureRecognizer:singleFingerTwo]; [self.view addGestureRecognizer:doubleFingerOne]; [self.view addGestureRecognizer:doubleFingerTwo]; [singleFingerOne release]; [singleFingerTwo release]; [doubleFingerOne release]; [doubleFingerTwo release]; //处理单指事件 - (void)handleSingleFingerEvent:(UITapGestureRecognizer *)sender { if (sender.numberOfTapsRequired == 1) { //单指单击 NSLog(@"单指单击"); }else if(sender.numberOfTapsRequired == 2){ //单指双击 NSLog(@"单指双击"); } } //处理双指事件 - (void)handleDoubleFingerEvent:(UITapGestureRecognizer *)sender { if (sender.numberOfTapsRequired == 1) { //双指单击 NSLog(@"双指单击"); }else if(sender.numberOfTapsRequired == 2){ //双指双击 NSLog(@"双指双击"); } }
2.手指滑动事件
UISwipeGestureRecognizer *recognizer; recognizer = [[UISwipeGestureRecognizer alloc]initWithTarget:self action:@selector(handleSwipeFrom:)]; [recognizer setDirection:(UISwipeGestureRecognizerDirectionRight)]; [[self view] addGestureRecognizer:recognizer]; [recognizer release]; recognizer = [[UISwipeGestureRecognizer alloc]initWithTarget:self action:@selector(handleSwipeFrom:)]; [recognizer setDirection:(UISwipeGestureRecognizerDirectionLeft)]; [[self view] addGestureRecognizer:recognizer]; [recognizer release]; recognizer = [[UISwipeGestureRecognizer alloc]initWithTarget:self action:@selector(handleSwipeFrom:)]; [recognizer setDirection:(UISwipeGestureRecognizerDirectionUp)]; [[self view] addGestureRecognizer:recognizer]; [recognizer release]; recognizer = [[UISwipeGestureRecognizer alloc]initWithTarget:self action:@selector(handleSwipeFrom:)]; [recognizer setDirection:(UISwipeGestureRecognizerDirectionDown)]; [[self view] addGestureRecognizer:recognizer]; [recognizer release];
-(void)handleSwipeFrom:(UISwipeGestureRecognizer *)recognizer { if(recognizer.direction==UISwipeGestureRecognizerDirectionLeft||recognizer.direction==UISwipeGestureRecognizerDirectionDown) { NSLog(@"swipe left"); //执行程序 [self ReadNextPage]; } if(recognizer.direction==UISwipeGestureRecognizerDirectionRight||recognizer.direction == UISwipeGestureRecognizerDirectionUp) { NSLog(@"swipe right"); //执行程序 [self ReadLastPage]; } }