IOS Study Notes (6) -- ViewController

 

 

 

 

 

 

    self.window = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];    // Override point for customization after application launch.    self.window.backgroundColor = [UIColor whiteColor];        MainUIViewController *vc=[[MainUIViewController alloc]initWithNibName:@"MainUIViewController" bundle:nil];    self.window.rootViewController=vc;        [self.window makeKeyAndVisible];    return YES;

 

 

Code to create a view.

- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions{    self.window = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];    // Override point for customization after application launch.    self.window.backgroundColor = [UIColor whiteColor];    //    MainUIViewController *vc=[[MainUIViewController alloc]initWithNibName:@"MainUIViewController" bundle:nil];//    self.window.rootViewController=vc;        RootViewController *rc=[[RootViewController alloc] init];    self.window.rootViewController=rc;        [self.window makeKeyAndVisible];    return YES;}

 

 

- (void)loadView{    [super loadView];        UIView *view=[[UIView alloc]initWithFrame:[UIScreen mainScreen].applicationFrame];    view.alpha=0.5;    view.backgroundColor=[UIColor cyanColor];    self.view=view;}

 

 

 

 

* @ Author Zhang xingye * http://blog.csdn.net/xyz_lmn* iOS entry group: * android development advanced group: * my Sina Weibo: @ Zhang xingye TBOW*/

 

 

 

Refer:

Https://developer.apple.com/library/ios/#featuredarticles/ViewControllerPGforiPhoneOS/Introduction/Introduction.html#//apple_ref/doc/uid/TP40007457-CH1-SW1

Http://xcodev.com/341.html

Http://iostrack.com/post/2012-07-20/40029700941