// Subclass.cs - Widget subclass Test // // Author: Mike Kestner // // (c) 2001-2003 Mike Kestner, Novell, Inc. namespace GtkSamples { using Gtk; using GtkSharp; using System; using System.Drawing; public class ButtonApp { public static int Main (string[] args) { Application.Init (); Window win = new Window ("Button Tester"); Button btn = new MyButton (); win.Add (btn); win.ShowAll (); Application.Run (); return 0; } } public class MyButton : Gtk.Button { static GLib.GType gtype = GLib.GType.Invalid; public MyButton () : base (GType) { Label = "I'm a subclassed button"; } public static new GLib.GType GType { get { if (gtype == GLib.GType.Invalid) gtype = RegisterGType (typeof (MyButton)); return gtype; } } protected override void OnClicked () { Console.WriteLine ("Button::Clicked default handler fired."); } } }