public RootViewController(string nibName, NSBundle bundle, ServiceController serviceController)
     : base(nibName, bundle)
 {
     _serviceController = serviceController;
     NSNotificationCenter.DefaultCenter.AddObserver(new NSString("kServiceConfigDidChangeNotification"), ServiceConfigDidChange);
 }
        public RootViewController() : base("RootViewController", null)
        {
            _serviceController = new GreetingsClient.ServiceController();

            NSNotificationCenter.DefaultCenter.AddObserver(new NSString("kServiceConfigDidChangeNotification"), ServiceConfigDidChange);
        }