gtk2_ardour/panner.h

   1 /*
   2     Copyright (C) 2000-2007 Paul Davis
   3
   4     This program is free software; you can redistribute it and/or modify
   5     it under the terms of the GNU General Public License as published by
   6     the Free Software Foundation; either version 2 of the License, or
   7     (at your option) any later version.
   8
   9     This program is distributed in the hope that it will be useful,
  10     but WITHOUT ANY WARRANTY; without even the implied warranty of
  11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12     GNU General Public License for more details.
  13
  14     You should have received a copy of the GNU General Public License
  15     along with this program; if not, write to the Free Software
  16     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  17
  18 */
  19
  20 #ifndef __gtk_ardour_panner_h__
  21 #define __gtk_ardour_panner_h__
  22
  23 #include <gtkmm2ext/barcontroller.h>
  24 #include <boost/shared_ptr.hpp>
  25
  26 class PannerBar : public Gtkmm2ext::BarController
  27 {
  28   public:
  29         PannerBar (Gtk::Adjustment& adj, boost::shared_ptr<PBD::Controllable>);
  30         ~PannerBar ();
  31
  32   protected:
  33         bool expose (GdkEventExpose*);
  34         bool button_press (GdkEventButton*);
  35         bool button_release (GdkEventButton*);
  36         bool entry_input (double *);
  37         bool entry_output ();
  38
  39   private:
  40         std::string get_label (int&);
  41         std::string value_as_string (double v) const;
  42 };
  43
  44 #endif /* __gtk_ardour_panner_h__ */