Xwt + Observable.FromEventPattern<T>()

gistfile1.txt

using System;
using System.Linq;
using Xwt;
using System.Reactive.Linq;

namespace CSharpReactiveXwt
{
	class MyWindow : Window
	{
		public static void Main (string[] args)
		{
			Application.Initialize ();
			new MyWindow ().Show ();
			Application.Run ();
		}

		public MyWindow ()
		{
			this.Closed += delegate { Application.Exit (); };

			var label = new Label ();
			var f = new Xwt.Frame () { WidthRequest = 200, HeightRequest = 200 };
			var eo = Observable.FromEventPattern<MouseMovedEventArgs> (f, "MouseMoved")
				//.Buffer (TimeSpan.FromSeconds (1));
				.Sample (TimeSpan.FromSeconds (1));
			//eo.Subscribe (v => Console.WriteLine (string.Join (";", v.Select (e => e.EventArgs).SelectMany (e => e.Position.ToString ()))));
			eo.Subscribe (v => label.Text = v.EventArgs.Position.ToString ());
			var vb = new VBox (); vb.PackStart (f); vb.PackStart (label);
			Content = vb;
		}
	}
}