LinqMtd.cs

using System;
using System.Collections.Generic;
using System.Linq;
using MonoTouch.Foundation;
using MonoTouch.UIKit;
using MonoTouch.Dialog;

namespace LinqMtd
{
  // The UIApplicationDelegate for the application. This class is responsible for launching the 
	// User Interface of the application, as well as listening (and optionally responding) to 
	// application events from iOS.
	[Register ("AppDelegate")]
	public partial class AppDelegate : UIApplicationDelegate
	{
		// class-level declarations
		UIWindow window;
		UINavigationController navigation;

		public override bool FinishedLaunching (UIApplication app, NSDictionary options)
		{
			// create a new window instance based on the screen size
			window = new UIWindow (UIScreen.MainScreen.Bounds);


			var mSerachResults = new [] { 
				new { SectionName = "Section1", PrdDescription = "Description1"},
				new { SectionName = "Section1", PrdDescription = "Description12"},
				new { SectionName = "Section2", PrdDescription = "Description21"},
				new { SectionName = "Section3", PrdDescription = "Description31"},
			};



			var re = new RootElement ("Test") {
				from sr in mSerachResults
					group sr by sr.SectionName into g
					let sections = new Section (g.Key)
					let a = sections.AddAll(g.Select(p=>new StringElement(p.PrdDescription)))
					select sections
			};

			var dv = new DialogViewController (re) {
				Autorotate = true
			};

			navigation = new UINavigationController ();
			navigation.PushViewController (dv, true);

			// If you have defined a root view controller, set it here:
			window.RootViewController = navigation;
			
			// make the window visible
			window.MakeKeyAndVisible ();
			
			return true;
		}
	}
}