ios客户端学习－AppDelegate获取UINavigationController及UIStoryboard

1.AppDelegate获取UINavigationController

UINavigationController *_NAV = (UINavigationController *)(self.window.rootViewController);

[_NAV pushViewController:VCanimated:YES];

2.AppDelegate获取UIStoryboard

UIStoryboard *storyboard = [UIStoryboardstoryboardWithName:@"main_iphone"bundle:[NSBundlemainBundle]];

OrderViewController * VC = [storyboardinstantiateViewControllerWithIdentifier:@"OrderViewController"];