Inheritance: UIViewController
        // This method is invoked when the application has loaded its UI and its ready to run
        public override bool FinishedLaunching(UIApplication app, NSDictionary options)
        {
            // create a view controller dependent on the current device type
            if (UIDevice.CurrentDevice.UserInterfaceIdiom == UIUserInterfaceIdiom.Pad)
            {
                vc = new MainViewController("MainView-iPad");
            }
            else
            {
                vc = new MainViewController("MainView-iPhone");
            }

            // on screen ...
            window.AddSubview(vc.View);
            window.MakeKeyAndVisible ();

            return true;
        }
 public FlipsideViewController(MainViewController parent)
 {
     _parent = parent;
 }