ardour_spinner.h

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/*
 * Copyright (C) 2017 Robin Gareus <robin@gareus.org>
 *
 * 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.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
#ifndef _WIDGETS_ARDOUR_SPINNER_H_
#define _WIDGETS_ARDOUR_SPINNER_H_
 
#include <gtkmm/adjustment.h>
#include <gtkmm/alignment.h>
#include <gtkmm/spinbutton.h>
 
#include "pbd/controllable.h"
 
#include "widgets/ardour_button.h"
#include "widgets/visibility.h"
 
namespace ArdourWidgets {
 
class LIBWIDGETS_API ArdourSpinner : public Gtk::Alignment
{
        public:
                ArdourSpinner (std::shared_ptr<PBD::Controllable>, Gtk::Adjustment* adj);
 
                virtual ~ArdourSpinner ();
 
        protected:
                bool on_button_press_event (GdkEventButton*);
                bool on_button_release_event (GdkEventButton*);
                bool on_scroll_event (GdkEventScroll* ev);
 
                void controllable_changed ();
                PBD::ScopedConnection watch_connection;
 
        private:
 
                bool entry_focus_out (GdkEventFocus*);
                void entry_activated ();
                gint switch_to_button ();
                gint switch_to_spinner ();
 
                void ctrl_adjusted();
                void spin_adjusted();
 
                ArdourWidgets::ArdourButton _btn;
                Gtk::Adjustment* _ctrl_adj;
                Gtk::Adjustment  _spin_adj;
                Gtk::SpinButton  _spinner;
                bool             _switching;
                bool             _switch_on_release;
                bool             _ctrl_ignore;
                bool             _spin_ignore;
 
                std::shared_ptr<PBD::Controllable> _controllable;
 
};
 
} /* end namespace */
 
#endif