2 Copyright (C) 1998-99 Paul Davis
3 This program is free software; you can redistribute it and/or modify
4 it under the terms of the GNU General Public License as published by
5 the Free Software Foundation; either version 2 of the License, or
6 (at your option) any later version.
8 This program is distributed in the hope that it will be useful,
9 but WITHOUT ANY WARRANTY; without even the implied warranty of
10 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 GNU General Public License for more details.
13 You should have received a copy of the GNU General Public License
14 along with this program; if not, write to the Free Software
15 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22 #include <gtkmm2ext/gtk_ui.h>
23 #include <gtkmm2ext/pixfader.h>
24 #include <gtkmm2ext/slider_controller.h>
25 #include "pbd/controllable.h"
29 using namespace Gtkmm2ext;
32 SliderController::SliderController (Gtk::Adjustment *adj, boost::shared_ptr<PBD::Controllable> mc, int orientation, int fader_length, int fader_girth)
33 : PixFader (*adj, orientation, fader_length, fader_girth)
36 , _spin_adj (0, 0, 1.0, .1, .01)
37 , _spin (_spin_adj, 0, 2)
38 , _ctrl_ignore (false)
39 , _spin_ignore (false)
42 _spin_adj.set_lower (mc->lower ());
43 _spin_adj.set_upper (mc->upper ());
44 _spin_adj.set_step_increment(_ctrl->interface_to_internal(adj->get_step_increment()) - mc->lower ());
45 _spin_adj.set_page_increment(_ctrl->interface_to_internal(adj->get_page_increment()) - mc->lower ());
47 adj->signal_value_changed().connect (sigc::mem_fun(*this, &SliderController::ctrl_adjusted));
48 _spin_adj.signal_value_changed().connect (sigc::mem_fun(*this, &SliderController::spin_adjusted));
50 _binding_proxy.set_controllable (mc);
53 _spin.set_name ("SliderControllerValue");
54 _spin.set_numeric (true);
55 _spin.set_snap_to_ticks (false);
59 SliderController::on_button_press_event (GdkEventButton *ev)
61 if (_binding_proxy.button_press_handler (ev)) {
65 return PixFader::on_button_press_event (ev);
69 SliderController::ctrl_adjusted ()
71 assert (_ctrl); // only used w/BarControlle
72 if (_spin_ignore) return;
74 // TODO consider using internal_to_user, too (amp, dB)
75 // (also needs _spin_adj min/max range changed accordingly
76 // and dedicated support for log-scale, revert parts of ceff2e3a62f839)
77 _spin_adj.set_value (_ctrl->interface_to_internal (_ctrl_adj->get_value()));
82 SliderController::spin_adjusted ()
84 assert (_ctrl); // only used w/BarController
85 if (_ctrl_ignore) return;
87 // TODO consider using user_to_internal, as well
88 _ctrl_adj->set_value(_ctrl->internal_to_interface (_spin_adj.get_value()));
94 VSliderController::VSliderController (Gtk::Adjustment *adj, boost::shared_ptr<PBD::Controllable> mc, int fader_length, int fader_girth)
95 : SliderController (adj, mc, VERT, fader_length, fader_girth)
99 HSliderController::HSliderController (Gtk::Adjustment *adj, boost::shared_ptr<PBD::Controllable> mc, int fader_length, int fader_girth)
100 : SliderController (adj, mc, HORIZ, fader_length, fader_girth)