public MainWindow_Windows() : base("Windows") { SetDefaultSize(300, 250); SetPosition(WindowPosition.Center); BorderWidth = 15; DeleteEvent += delegate { if (help != null) help.Clicked -= OnClickedHelpButton; Application.Quit(); }; Table table = new Table(8, 4, false); table.ColumnSpacing = 3; Label title = new Label("Windows"); Alignment halign = new Alignment(0, 0, 0, 0); halign.Add(title); table.Attach(halign, 0, 1, 0, 1, AttachOptions.Fill, AttachOptions.Fill, 0, 0); wins = new TextView(); wins.ModifyFg(StateType.Normal, new Gdk.Color(20, 20, 20)); wins.CursorVisible = false; table.Attach(wins, 0, 2, 1, 3, AttachOptions.Fill | AttachOptions.Expand, AttachOptions.Fill | AttachOptions.Expand, 1, 1); Button activate = new Button("Activate"); activate.SetSizeRequest(50, 30); table.Attach(activate, 3, 4, 1, 2, AttachOptions.Fill, AttachOptions.Shrink, 1, 1); Alignment valign = new Alignment(0, 0, 0, 0); Button close = new Button("Close"); close.SetSizeRequest(70, 30); valign.Add(close); table.SetRowSpacing(1, 3); table.Attach(valign, 3, 4, 2, 3, AttachOptions.Fill, AttachOptions.Fill | AttachOptions.Expand, 1, 1); Alignment halign2 = new Alignment(0, 1, 0, 0); help = new Button("Help"); help.SetSizeRequest(70, 30); help.Clicked += OnClickedHelpButton; halign2.Add(help); table.SetRowSpacing(3, 6); table.Attach(halign2, 0, 1, 4, 5, AttachOptions.Fill, AttachOptions.Fill, 0, 0); Button ok = new Button("OK"); ok.SetSizeRequest(70, 30); table.Attach(ok, 3, 4, 4, 5, AttachOptions.Fill, AttachOptions.Fill, 0, 0); Add(table); ShowAll(); }