how to add uinavigation controller in a view based application

Question

I wanted to add a navigation controller to a view based application . how can we do this both programmatically and using xib file..

Answer 1

UINavigationController *navcontroller = [[UINavigationController alloc] initWithRootViewController:viewController];//here viewController is to which you want to make the navigation

[self.view addSubView:navController.view];