//单指单击
2: UITapGestureRecognizer *singleFingerOne = [[UITapGestureRecognizer alloc]initWithTarget:self
3: action:@selector(handleSingleFingerEvent:)];
4: singleFingerOne.numberOfTouchesRequired = 1; //手指数
5: singleFingerOne.numberOfTapsRequired = 1; //tap次数
6: singleFingerOne.delegate = self;
7:
8: //单指双击
9: UITapGestureRecognizer *singleFingerTwo = [[UITapGestureRecognizer alloc] initWithTarget:self
10: action:@selector(handleSingleFingerEvent:)];
11: singleFingerTwo.numberOfTouchesRequired = 1;
12: singleFingerTwo.numberOfTapsRequired = 2;
13: singleFingerTwo.delegate = self;
14:
15: //双指单击
16: UITapGestureRecognizer *doubleFingerOne = [[UITapGestureRecognizer alloc] initWithTarget:self
17: action:@selector(handleDoubleFingerEvent:)];
18: doubleFingerOne.numberOfTouchesRequired = 2;
19: doubleFingerOne.numberOfTapsRequired = 1;
20: doubleFingerOne.delegate = self;
21:
22: UITapGestureRecognizer *doubleFingerTwo = [[UITapGestureRecognizer alloc] initWithTarget:self
23: action:@selector(handleDoubleFingerEvent:)];
24: doubleFingerTwo.numberOfTouchesRequired = 2;
25: doubleFingerTwo.numberOfTapsRequired = 2;
26: doubleFingerTwo.delegate = self;
27:
28: //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
29: [singleFingerOne requireGestureRecognizerToFail:singleFingerTwo];
30: //同理双指亦是如此
31: [doubleFingerOne requireGestureRecognizerToFail:doubleFingerTwo];
32:
33: [self.view addGestureRecognizer:singleFingerOne];
34: [self.view addGestureRecognizer:singleFingerTwo];
35: [self.view addGestureRecognizer:doubleFingerOne];
36: [self.view addGestureRecognizer:doubleFingerTwo];
37:
38: [singleFingerOne release];
39: [singleFingerTwo release];
40: [doubleFingerOne release];
41: [doubleFingerTwo release];
