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bindable_button.h

/*
    Copyright (C) 2004 Paul 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: bindable_button.h,v 1.1 2004/08/10 08:29:42 essej Exp $
*/

#ifndef __pbd_gtkmm_bindable_button_h__
#define __pbd_gtkmm_bindable_button_h__

#include <gtk--.h>
#include <gtkmmext/popup.h>


namespace MIDI {
      class Controllable;
}


namespace Gtkmmext {

class BindableToggleButton : public Gtk::ToggleButton
{
   public:
      BindableToggleButton(MIDI::Controllable *);

      //: Create a check button with a label.
      //- You won't be able
      //- to add a widget in this button since it already has a {\class Gtk_Label}
      //- in it.
      explicit BindableToggleButton(MIDI::Controllable *, const string &label,gfloat x=0.5,gfloat y=0.5);

      virtual ~BindableToggleButton() {}
      
      void set_bind_button_state (guint button, guint statemask);
      void get_bind_button_state (guint &button, guint &statemask);
      
      void midicontrol_set_tip ();

      void midi_learn ();
      
  protected:

      Gtkmmext::PopUp     prompter;
      
      MIDI::Controllable* midi_control;

      guint bind_button;
      guint bind_statemask;

      bool prompting, unprompting;
      
      void init_events ();
      gint button_press (GdkEventButton *);
      gint prompter_hiding (GdkEventAny *);
      void midicontrol_prompt ();
      void midicontrol_unprompt ();
      

};

};

#endif

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