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click_box.h

/*
    Copyright (C) 1999 Paul Barton-Davis 

    This program 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 2 of the License, or
    (at your option) any later version.

    This program 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 this program; if not, write to the Free Software
    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

    $Id: click_box.h,v 1.5 2003/05/17 18:17:08 pbd Exp $
*/

#ifndef __gtkmmext_click_box_h__
#define __gtkmmext_click_box_h__

#include <string>
#include <gtk--.h>

#include <gtkmmext/auto_spin.h>

namespace Gtkmmext {

class ClickBox : public Gtk::DrawingArea, public AutoSpin
{
  public:
      ClickBox (Gtk::Adjustment *adj, const std::string &name);
      ~ClickBox ();

      void set_print_func(void (*pf)(char buf[32], Gtk::Adjustment &, void *),
                      void *arg) {
            print_func = pf;
            print_arg = arg;
            set_label ();
      }

  protected:
      gint expose_event_impl (GdkEventExpose*);

  private:
      void (*print_func) (char buf[32], Gtk::Adjustment &, void *);
      void *print_arg;

      gint button_press_handler (GdkEventButton *);
      gint button_release_handler (GdkEventButton *);

      void set_label ();
      static void default_printer (char buf[32], Gtk::Adjustment &, void *);
};

} /* namespace */

#endif  /* __gtkmmext_click_box_h__ */



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