public void CreateMainMenu(Gtk.Menu menu)
{
menu.Append(AddNewLayer.CreateAcceleratedMenuItem(Gdk.Key.N, Gdk.ModifierType.ControlMask | Gdk.ModifierType.ShiftMask));
menu.Append(DeleteLayer.CreateAcceleratedMenuItem(Gdk.Key.Delete, Gdk.ModifierType.ControlMask | Gdk.ModifierType.ShiftMask));
menu.Append(DuplicateLayer.CreateAcceleratedMenuItem(Gdk.Key.D, Gdk.ModifierType.ControlMask | Gdk.ModifierType.ShiftMask));
menu.Append(MergeLayerDown.CreateAcceleratedMenuItem(Gdk.Key.M, Gdk.ModifierType.ControlMask));
menu.Append(ImportFromFile.CreateMenuItem());
menu.AppendSeparator();
menu.Append(FlipHorizontal.CreateMenuItem());
menu.Append(FlipVertical.CreateMenuItem());
menu.Append(RotateZoom.CreateMenuItem());
menu.AppendSeparator();
menu.Append(Properties.CreateAcceleratedMenuItem(Gdk.Key.F4, Gdk.ModifierType.None));
}
