Add gesture for View

[Cpp]
01. # import <UIKit/UIKit. h>
02.
03. @ interface TestGestureRecognizerViewController: UIViewController {
04. UIView * aView;
05 .}
06. @ property (nonatomic, retain) IBOutlet UIView * aView;
07. @ end
08.
09. //////////////////////////////////////// //////////////////////////////////////// ///////////////
10.
11.
12. # import "TestGestureRecognizerViewController. h"
13. # import <QuartzCore/QuartzCore. h> // import framework
14.
15. @ implementation TestGestureRecognizerViewController
16. @ synthesize aView;
17.
18.-(void) handelPan :( UIPanGestureRecognizer *) gestureRecognizer {
19. // obtain the position of the translation gesture object in self. view and use this point as the center of self. aView. This achieves the drag effect.
20. CGPoint curPoint = [gestureRecognizer locationInView: self. view];
21. [self. aView setCenter: curPoint];
22 .}
23.-(void) handelTap :( UITapGestureRecognizer *) gestureRecognizer {
24. NSLog (@ "% s" ,__ FUNCTION __);
25. [nsunloop cancelPreviousPerformRequestsWithTarget: self]; // double-click the event to cancel the delay
26 .}
27. // CLICK THE METHOD
28.-(void) handelSingleTap :( UITapGestureRecognizer *) gestureRecognizer {
29. NSLog (@ "% s" ,__ FUNCTION __);
30. [self defined mselector: @ selector (singleTap :) withObject: nil afterDelay: 0.2];
31 .}
32.-(void) singleTap :( id) sender {
33. NSLog (@ "% s" ,__ FUNCTION __);
34 .}
35.
36.-(void) viewDidLoad {
37. [super viewDidLoad];
38.
39. // create a translation gesture object, which can call handelPan: Method
40. UIPanGestureRecognizer * panGes = [[UIPanGestureRecognizer alloc] initWithTarget: self action: @ selector (handelPan :)];
41. [self. aView addGestureRecognizer: panGes];
42. [panGes release];
43.
44. // create a click gesture object, which can call handelTap: Method
45. UITapGestureRecognizer * tapGes = [[UITapGestureRecognizer alloc] initWithTarget: self action: @ selector (handelTap :)];
46. [self. view addGestureRecognizer: tapGes];
47. [tapGes release];
48. [tapGes setNumberOfTouchesRequired: 1]; // Number of touch points
49. [tapGes setNumberOfTapsRequired: 2]; // Number of clicks
50.
51. // create a click gesture object, which can call handelSingleTap: Method
52. UITapGestureRecognizer * singleTap = [[UITapGestureRecognizer alloc] initWithTarget: self action: @ selector (handelSingleTap :)];
53. [self. view addGestureRecognizer: singleTap];
54. [singleTap release];
55. [singleTap setNumberOfTouchesRequired: 1]; // Number of touch points
56. [singleTap setNumberOfTapsRequired: 1]; // Number of clicks
57 .}
58.
59.-(void) dealloc {
60. [super dealloc];
61 .}
62.
63. @ end
# Import <UIKit/UIKit. h>

@ Interface TestGestureRecognizerViewController: UIViewController {
UIView * aView;
}
@ Property (nonatomic, retain) IBOutlet UIView * aView;
@ End

//////////////////////////////////////// //////////////////////////////////////// ///////////////

# Import "TestGestureRecognizerViewController. h"
# Import <QuartzCore/QuartzCore. h> // import framework

@ Implementation TestGestureRecognizerViewController
@ Synthesize aView;

-(Void) handelPan :( UIPanGestureRecognizer *) gestureRecognizer {
// Obtain the position of the translation gesture object in self. view and use this point as the center of self. aView. This achieves the drag effect.
CGPoint curPoint = [gestureRecognizer locationInView: self. view];
[Self. aView setCenter: curPoint];
}
-(Void) handelTap :( UITapGestureRecognizer *) gestureRecognizer {
NSLog (@ "% s" ,__ FUNCTION __);
[Nsunloop cancelPreviousPerformRequestsWithTarget: self]; // double-click the event to cancel the delay
}
// CLICK THE METHOD
-(Void) handelSingleTap :( UITapGestureRecognizer *) gestureRecognizer {
NSLog (@ "% s" ,__ FUNCTION __);
[Self defined mselector: @ selector (singleTap :) withObject: nil afterDelay: 0.2];
}
-(Void) singleTap :( id) sender {
NSLog (@ "% s" ,__ FUNCTION __);
}

-(Void) viewDidLoad {
[Super viewDidLoad];

// Create a translation gesture object, which can call handelPan: Method
UIPanGestureRecognizer * panGes = [[UIPanGestureRecognizer alloc] initWithTarget: self action: @ selector (handelPan :)];
[Self. aView addGestureRecognizer: panGes];
[PanGes release];

// Create a click gesture object, which can call handelTap: Method
UITapGestureRecognizer * tapGes = [[UITapGestureRecognizer alloc] initWithTarget: self action: @ selector (handelTap :)];
[Self. view addGestureRecognizer: tapGes];
[TapGes release];
[TapGes setNumberOfTouchesRequired: 1]; // Number of touch points
[TapGes setNumberOfTapsRequired: 2]; // Number of clicks

// Create a click gesture object, which can call handelSingleTap: Method
UITapGestureRecognizer * singleTap = [[UITapGestureRecognizer alloc] initWithTarget: self action: @ selector (handelSingleTap :)];
[Self. view addGestureRecognizer: singleTap];
[SingleTap release];
[SingleTap setNumberOfTouchesRequired: 1]; // Number of touch points
[SingleTap setNumberOfTapsRequired: 1]; // Number of clicks
}

-(Void) dealloc {
[Super dealloc];
}

@ End