Basic UITabView stuff

gistfile1.cs

using System;
using System.Collections.Generic;
using System.Linq;
using MonoTouch.Foundation;
using MonoTouch.UIKit;
using System.Drawing;
using MonoTouch.CoreGraphics;

namespace SingleFileTableViewSolution
{
	public class DirectionalView : UIView
	{
		public DirectionalView()
		{
			UILabel label = new UILabel(new RectangleF(10, 50, 300, 100));
			label.Text = "This Side Up";

			AddSubview(label);
		}
	}
	public class SimpleController : UIViewController
	{
		int orientation;
		public SimpleController(int orientation)
		{
			this.orientation = orientation;
			this.TabBarItem = new UITabBarItem(UITabBarSystemItem.Search, orientation);

		}

		public override void ViewDidLoad()
		{
			this.View = new DirectionalView();
			View.BackgroundColor = orientation == 0 ? UIColor.Red : orientation == 1 ? UIColor.Green : UIColor.Blue;
			this.View.Transform = CGAffineTransform.MakeRotation((float) (Math.PI / 2 * orientation));
		

		}
	}

	[Register ("AppDelegate")]
	public  class AppDelegate : UIApplicationDelegate
	{
		UIWindow window;
		UITabBarController viewController;

		public override bool FinishedLaunching(UIApplication app, NSDictionary options)
		{
			viewController = new UITabBarController();
			viewController.AddChildViewController(new SimpleController(0));
			viewController.AddChildViewController(new SimpleController(1));
			viewController.AddChildViewController(new SimpleController(2));

		
			window = new UIWindow(UIScreen.MainScreen.Bounds);
			window.RootViewController = viewController;

			window.MakeKeyAndVisible();
			
			return true;
		}
	}

	public class Application
	{
		static void Main(string[] args)
		{
			UIApplication.Main(args, null, "AppDelegate");
		}
	}
}