UIViewController in AppDelegate
How to set root view controller
- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions { self.window = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]]; self.window.rootViewController = [[ViewController alloc] init]; [self.window makeKeyAndVisible]; return YES; }
ViewContoller is class which is extended UIViewController