Move Gtkmm2ext widgets into libwidget

2025-12-07 07:14:56 +01:00 · 2017-07-16 22:13:46 +02:00 · 2017-07-16 22:13:46 +02:00 · f6e182b937
commit f6e182b937
parent b6e4dfe37b
48 changed files with 218 additions and 252 deletions
--- a/libs/widgets/slider_controller.cc
+++ b/libs/widgets/slider_controller.cc
@ -0,0 +1,122 @@
+/*
+    Copyright (C) 1998-99 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.
+
+    $Id$
+*/
+
+#include <string>
+
+#include "gtkmm2ext/gtk_ui.h"
+#include "pbd/controllable.h"
+
+#include "widgets/ardour_fader.h"
+#include "widgets/slider_controller.h"
+
+#include "pbd/i18n.h"
+
+using namespace PBD;
+using namespace ArdourWidgets;
+
+SliderController::SliderController (Gtk::Adjustment *adj, boost::shared_ptr<PBD::Controllable> mc, int orientation, int fader_length, int fader_girth)
+	: ArdourFader (*adj, orientation, fader_length, fader_girth)
+	, _ctrl (mc)
+	, _ctrl_adj (adj)
+	, _spin_adj (0, 0, 1.0, .1, .01)
+	, _spin (_spin_adj, 0, 2)
+	, _ctrl_ignore (false)
+	, _spin_ignore (false)
+{
+	if (mc) {
+		_spin_adj.set_lower (mc->lower ());
+		_spin_adj.set_upper (mc->upper ());
+		_spin_adj.set_step_increment(_ctrl->interface_to_internal(adj->get_step_increment()) - mc->lower ());
+		_spin_adj.set_page_increment(_ctrl->interface_to_internal(adj->get_page_increment()) - mc->lower ());
+
+		adj->signal_value_changed().connect (sigc::mem_fun(*this, &SliderController::ctrl_adjusted));
+		_spin_adj.signal_value_changed().connect (sigc::mem_fun(*this, &SliderController::spin_adjusted));
+
+		_binding_proxy.set_controllable (mc);
+	}
+
+	_spin.set_name ("SliderControllerValue");
+	_spin.set_numeric (true);
+	_spin.set_snap_to_ticks (false);
+}
+
+bool
+SliderController::on_button_press_event (GdkEventButton *ev)
+{
+	if (_binding_proxy.button_press_handler (ev)) {
+		return true;
+	}
+
+	return ArdourFader::on_button_press_event (ev);
+}
+
+bool
+SliderController::on_enter_notify_event (GdkEventCrossing* ev)
+{
+	boost::shared_ptr<PBD::Controllable> c (_binding_proxy.get_controllable ());
+	if (c) {
+		PBD::Controllable::GUIFocusChanged (boost::weak_ptr<PBD::Controllable> (c));
+	}
+	return ArdourFader::on_enter_notify_event (ev);
+}
+
+bool
+SliderController::on_leave_notify_event (GdkEventCrossing* ev)
+{
+	if (_binding_proxy.get_controllable()) {
+		PBD::Controllable::GUIFocusChanged (boost::weak_ptr<PBD::Controllable> ());
+	}
+	return ArdourFader::on_leave_notify_event (ev);
+}
+
+void
+SliderController::ctrl_adjusted ()
+{
+	assert (_ctrl); // only used w/BarControlle
+	if (_spin_ignore) return;
+	_ctrl_ignore = true;
+	// TODO consider using internal_to_user, too (amp, dB)
+	// (also needs _spin_adj min/max range changed accordingly
+	//  and dedicated support for log-scale, revert parts of ceff2e3a62f839)
+	_spin_adj.set_value (_ctrl->interface_to_internal (_ctrl_adj->get_value()));
+	_ctrl_ignore = false;
+}
+
+void
+SliderController::spin_adjusted ()
+{
+	assert (_ctrl); // only used w/BarController
+	if (_ctrl_ignore) return;
+	_spin_ignore = true;
+	// TODO consider using user_to_internal, as well
+	_ctrl_adj->set_value(_ctrl->internal_to_interface (_spin_adj.get_value()));
+	_spin_ignore = false;
+}
+
+
+
+VSliderController::VSliderController (Gtk::Adjustment *adj, boost::shared_ptr<PBD::Controllable> mc, int fader_length, int fader_girth)
+	: SliderController (adj, mc, VERT, fader_length, fader_girth)
+{
+}
+
+HSliderController::HSliderController (Gtk::Adjustment *adj, boost::shared_ptr<PBD::Controllable> mc, int fader_length, int fader_girth)
+	: SliderController (adj, mc, HORIZ, fader_length, fader_girth)
+{
+}