tabBarController and navigationControllers in landscape mode, episode II

Question

I have a UITabBarController, and each tab handles a different UIViewController that pushes on the stack new controllers as needed. In two of these tabs I need, when a specif

Answer 1

From what I have seen here and elsewhere I have stitched together a solution that uses the method shouldAutorotate since the old shouldAutorotateToInterfaceOrientation has been deprecated.

I have placed it inside a category to UITabBarController. I so hope this is admissible!

// call to method shouldAutorotate replaces call to method shouldAutorotateToInterfaceOrientation (deprecated)
-(BOOL)shouldAutorotate
{ // check whether selected view controller should autorotate    
  UIViewController *controller = self.selectedViewController;
  if ([controller isKindOfClass:[UINavigationController class]])
    { // in case it is a navigation controller: get visible view of that
      controller = [(UINavigationController *)controller visibleViewController];
    }
  return [controller shouldAutorotate];
}