02-更改窗口的根控制器 Demo示例程序源代码

 

1. 源代码下载链接:02-更改窗口的根控制器.zip
   18.0 KB
   

2. // MJAppDelegate.h

3. //
4. //  MJAppDelegate.h
5. //  02-更改窗口的根控制器
6. //
7. //  Created by apple on 13-12-11.
8. //  Copyright (c) 2013年itcast. All rights reserved.
9. //
10. 
    
11. #import<UIKit/UIKit.h>
12. 
    
13. @interfaceMJAppDelegate : UIResponder <UIApplicationDelegate>
14. 
    
15. @property(strong,nonatomic) UIWindow *window;
16. 
    
17. @end

18. // MJAppDelegate.m

    Map
19. //
20. //  MJAppDelegate.m
21. //  02-更改窗口的根控制器
22. //
23. //  Created by apple on 13-12-11.
24. //  Copyright (c) 2013年itcast. All rights reserved.
25. //
26. 
    
27. #import"MJAppDelegate.h"
28. 
    
29. #import"MJViewController.h"
30. 
    
31. @implementationMJAppDelegate
32. 
    
33. MJViewController *mj;
34. 
    
35. - (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions
36. {
37.    self.window = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
38.    
39. //    mj = ;
40.     MJViewController *haha = [[MJViewController alloc] init];
41.    
42.    self.window.rootViewController = haha;
43.    
44.     [self.window makeKeyAndVisible];
45.    returnYES;
46. }
47. 
    
48. - (void)applicationWillResignActive:(UIApplication *)application
49. {
50.    // Sent when the application is about to move from active to inactive state. This can occur for certain types of temporary interruptions (such as an incoming phone call or SMS message) or when the user quits the application and it begins the transition to the background state.
51.    // Use this method to pause ongoing tasks, disable timers, and throttle down OpenGL ES frame rates. Games should use this method to pause the game.
52. }
53. 
    
54. - (void)applicationDidEnterBackground:(UIApplication *)application
55. {
56.    // Use this method to release shared resources, save user data, invalidate timers, and store enough application state information to restore your application to its current state in case it is terminated later.
57.    // If your application supports background execution, this method is called instead of applicationWillTerminate: when the user quits.
58. }
59. 
    
60. - (void)applicationWillEnterForeground:(UIApplication *)application
61. {
62.    // Called as part of the transition from the background to the inactive state; here you can undo many of the changes made on entering the background.
63. }
64. 
    
65. - (void)applicationDidBecomeActive:(UIApplication *)application
66. {
67.    // Restart any tasks that were paused (or not yet started) while the application was inactive. If the application was previously in the background, optionally refresh the user interface.
68. }
69. 
    
70. - (void)applicationWillTerminate:(UIApplication *)application
71. {
72.    // Called when the application is about to terminate. Save data if appropriate. See also applicationDidEnterBackground:.
73. }
74. 
    
75. @end

76. // MJTwoViewController.h

    Map
77. //
78. //  MJTwoViewController.h
79. //  02-更改窗口的根控制器
80. //
81. //  Created by apple on 13-12-11.
82. //  Copyright (c) 2013年itcast. All rights reserved.
83. //
84. 
    
85. #import<UIKit/UIKit.h>
86. 
    
87. @interfaceMJTwoViewController : UIViewController
88. 
    
89. @end
90. 
    

91. // MJTwoViewController.m

    Map
92. //
93. //  MJTwoViewController.m
94. //  02-更改窗口的根控制器
95. //
96. //  Created by apple on 13-12-11.
97. //  Copyright (c) 2013年itcast. All rights reserved.
98. //
99. 
    
100. #import"MJTwoViewController.h"
101. 
     
102. @interfaceMJTwoViewController ()
103. 
     
104. @end
105. 
     
106. @implementationMJTwoViewController
107. 
     
108. - (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil
109. {
110.    self= [superinitWithNibName:nibNameOrNil bundle:nibBundleOrNil];
111.    if(self) {
112.        // Custom initialization
113.     }
114.    returnself;
115. }
116. 
     
117. - (void)viewDidLoad
118. {
119.     [superviewDidLoad];
120.    // Do any additional setup after loading the view from its nib.
121. }
122. 
     
123. - (void)didReceiveMemoryWarning
124. {
125.     [superdidReceiveMemoryWarning];
126.    // Dispose of any resources that can be recreated.
127. }
128. 
     
129. @end

130. // MJViewController.h

     Map
131. //
132. //  MJViewController.h
133. //  02-更改窗口的根控制器
134. //
135. //  Created by apple on 13-12-11.
136. //  Copyright (c) 2013年itcast. All rights reserved.
137. //
138. 
     
139. #import<UIKit/UIKit.h>
140. 
     
141. @interfaceMJViewController : UIViewController
142. - (IBAction)jump2;
143. 
     
144. @end

145. // MJViewController.m

     Map
146. //
147. //  MJViewController.m
148. //  02-更改窗口的根控制器
149. //
150. //  Created by apple on 13-12-11.
151. //  Copyright (c) 2013年itcast. All rights reserved.
152. //
153. 
     
154. #import"MJViewController.h"
155. #import"MJTwoViewController.h"
156. 
     
157. @interfaceMJViewController ()
158. 
     
159. @end
160. 
     
161. @implementationMJViewController
162. 
     
163. - (void)dealloc
164. {
165.     NSLog(@"MJViewController---挂了");
166. }
167. 
     
168. - (IBAction)jump2 {
169.     MJTwoViewController *two = [[MJTwoViewController alloc] init];
170.    //本文永久链接,转载请注明出处:http://www.cnblogs.com/ChenYilong/p/3490675.html
171. //    [UIApplication sharedApplication].keyWindow;
172.    
173.    self.view.window.rootViewController = two;
174.    
175. //    [self presentViewController:two animated:YES completion:nil];
176. }
177. @end

 

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