gistfile1.m

// Create a tabBarViewController
tabBarController = [[UITabBarController alloc] init];

// Create the view and the navigator controller for Contact
contactNavController = [[UINavigationController alloc] init];
ContactsViewController *contactsViewController = [[ContactsViewController alloc] 		 initWithNibName:nil bundle:nil];
	[contactsViewController initWithDataManager:dm];
	[contactsViewController initWithStyle:UITableViewStylePlain];
	contactsViewController.navigationItem.title = @"Contacts";
	contactNavController.viewControllers = [NSArray arrayWithObjects:contactsViewController, nil];