01.
02.
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06.
07.
08.
09.#import "ViewController.h"
10.
11.@interface ViewController ()
12.
13.@end
14.
15.@implementation ViewController
16.
17.- (void)viewDidLoad
18.{
19. [super viewDidLoad];
20.
21.
22. UISwipeGestureRecognizer *swipeLeft = [[UISwipeGestureRecognizer alloc]
23. initWithTarget:self
24. action:@selector(swipeLeftHandle:)];
25. swipeLeft.direction = UISwipeGestureRecognizerDirectionLeft;
26. [[self view] addGestureRecognizer:swipeLeft];
27. [swipeLeft release];
28.
29. UISwipeGestureRecognizer *swipeRight = [[UISwipeGestureRecognizer alloc]
30. initWithTarget:self
31. action:@selector(swipeRightHandle:)];
32. swipeRight.direction = UISwipeGestureRecognizerDirectionRight;
33. [[self view] addGestureRecognizer:swipeRight];
34. [swipeRight release];
35.
36. UISwipeGestureRecognizer *swipeUp = [[UISwipeGestureRecognizer alloc]
37. initWithTarget:self
38. action:@selector(swipeUpHandle:)];
39. swipeUp.direction = UISwipeGestureRecognizerDirectionUp;
40. [[self view] addGestureRecognizer:swipeUp];
41. [swipeUp release];
42.
43. UISwipeGestureRecognizer *swipeDown = [[UISwipeGestureRecognizer alloc]
44. initWithTarget:self
45. action:@selector(swipeDownHandle:)];
46. swipeDown.direction = UISwipeGestureRecognizerDirectionDown;
47. [[self view] addGestureRecognizer:swipeDown];
48. [swipeDown release];
49.}
50.
51.-(void) swipeLeftHandle:(UISwipeGestureRecognizer *) sender {
52. if (sender.direction == UISwipeGestureRecognizerDirectionLeft)
53. lblResult.text = @"swipe left";
54. NSLog(@"swipe left");
55.}
56.
57.-(void) swipeRightHandle:(UISwipeGestureRecognizer *) sender {
58. if (sender.direction == UISwipeGestureRecognizerDirectionRight)
59. lblResult.text = @"swipe right";
60. NSLog(@"swipe right");
61.}
62.
63.-(void) swipeUpHandle:(UISwipeGestureRecognizer *) sender {
64. if (sender.direction == UISwipeGestureRecognizerDirectionUp)
65. lblResult.text = @"swipe up";
66. NSLog(@"swipe up");
67.}
68.
69.-(void) swipeDownHandle:(UISwipeGestureRecognizer *) sender {
70. if (sender.direction == UISwipeGestureRecognizerDirectionDown)
71. lblResult.text = @"swipe down";
72. NSLog(@"swipe down");
73.}
74.
75.- (void)didReceiveMemoryWarning
76.{
77. [super didReceiveMemoryWarning];
78.
79.}
80.
81.- (void)dealloc {
82. [lblResult release];
83. [super dealloc];
84.}
85.@end
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