Copyright 2010, 2011 Kevin Ryde This file is part of Gtk2-Ex-QuadButton. Gtk2-Ex-QuadButton is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3, or (at your option) any later version. Gtk2-Ex-QuadButton is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with Gtk2-Ex-QuadButton. If not, see . Version 1, May 2011 - the first version