gistfile1.txt

using System;
using System.Drawing;
using MonoMac.Foundation;
using MonoMac.AppKit;
using MonoMac.ObjCRuntime;

namespace BundlerCrash
{
	public partial class AppDelegate : NSApplicationDelegate
	{
		MainWindowController mainWindowController;

		public AppDelegate ()
		{
		}
		
		MyView view;
		public override void FinishedLaunching (NSObject notification)
		{
			mainWindowController = new MainWindowController ();
			view = new MyView(mainWindowController.Window.Frame);
			mainWindowController.Window.ContentView.AddSubview(view);
			mainWindowController.Window.MakeKeyAndOrderFront (this);
		}
	}
	
	public class MyView : NSView 
	{
		public MyView(RectangleF rect) : base (rect)
		{
			
		}
		public override void DrawRect (RectangleF dirtyRect)
		{
			using(var G = Graphics.FromHwnd(this.Handle))
			{
					 Pen pen = new Pen(Color.Green, 2.0f);
    			  Brush brush = new SolidBrush(Color.Blue);
				
				G.DrawRectangle(pen,Rectangle.Round(dirtyRect));
				G.FillRectangle(brush,Rectangle.Round(dirtyRect));
				
			}
			
				base.DrawRect (dirtyRect);	
		}
		
	}
}