2 Copyright (C) 2012 Paul Davis
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22 #include "gtk2ardour-config.h"
26 #include <sigc++/bind.h>
28 #include <gtkmm/accelmap.h>
30 #include <glibmm/threads.h>
32 #include <gtkmm2ext/gtk_ui.h>
33 #include <gtkmm2ext/utils.h>
34 #include <gtkmm2ext/window_title.h>
36 #include "ardour/debug.h"
37 #include "ardour/midi_track.h"
38 #include "ardour/route_group.h"
39 #include "ardour/session.h"
41 #include "ardour/audio_track.h"
42 #include "ardour/midi_track.h"
44 #include "meterbridge.h"
46 #include "monitor_section.h"
47 #include "public_editor.h"
48 #include "ardour_ui.h"
50 #include "route_sorter.h"
52 #include "gui_thread.h"
56 using namespace ARDOUR;
60 using namespace Gtkmm2ext;
65 Meterbridge* Meterbridge::_instance = 0;
68 Meterbridge::instance ()
71 _instance = new Meterbridge;
77 /* copy from gtk2_ardour/mixer_ui.cc -- TODO consolidate
78 * used by Meterbridge::set_session() below
80 struct SignalOrderRouteSorter {
81 bool operator() (boost::shared_ptr<Route> a, boost::shared_ptr<Route> b) {
82 if (a->is_master() || a->is_monitor()) {
83 /* "a" is a special route (master, monitor, etc), and comes
84 * last in the mixer ordering
87 } else if (b->is_master() || b->is_monitor()) {
88 /* everything comes before b */
91 return a->order_key (MixerSort) < b->order_key (MixerSort);
95 /* modified version of above
96 * used in Meterbridge::sync_order_keys()
98 struct MeterOrderRouteSorter {
99 bool operator() (MeterStrip *ma, MeterStrip *mb) {
100 boost::shared_ptr<Route> a = ma->route();
101 boost::shared_ptr<Route> b = mb->route();
102 if (a->is_master() || a->is_monitor()) {
103 /* "a" is a special route (master, monitor, etc), and comes
104 * last in the mixer ordering
107 } else if (b->is_master() || b->is_monitor()) {
108 /* everything comes before b */
111 return a->order_key (MixerSort) < b->order_key (MixerSort);
116 Meterbridge::Meterbridge ()
117 : Window (Gtk::WINDOW_TOPLEVEL)
118 , VisibilityTracker (*((Gtk::Window*) this))
120 , _show_busses (false)
125 set_name ("Meter Bridge");
127 m_width = default_width;
128 m_height = default_height;
134 set_wmclass (X_("ardour_mixer"), PROGRAM_NAME);
137 geom.max_width = 1<<16;
138 geom.max_height = max_height;
139 set_geometry_hints(*((Gtk::Window*) this), geom, Gdk::HINT_MAX_SIZE);
141 set_keep_above (true);
142 set_border_width (0);
144 metrics_vpacker_left.pack_start (metrics_left, true, true);
145 metrics_vpacker_left.pack_start (metrics_spacer_left, false, false);
146 metrics_spacer_left.set_size_request(-1, 0);
147 metrics_spacer_left.set_spacing(0);
149 metrics_vpacker_right.pack_start (metrics_right, true, true);
150 metrics_vpacker_right.pack_start (metrics_spacer_right, false, false);
151 metrics_spacer_right.set_size_request(-1, 0);
152 metrics_spacer_right.set_spacing(0);
154 signal_delete_event().connect (sigc::mem_fun (*this, &Meterbridge::hide_window));
155 signal_configure_event().connect (sigc::mem_fun (*ARDOUR_UI::instance(), &ARDOUR_UI::configure_handler));
156 Route::SyncOrderKeys.connect (*this, invalidator (*this), boost::bind (&Meterbridge::sync_order_keys, this, _1), gui_context());
157 MeterStrip::CatchDeletion.connect (*this, invalidator (*this), boost::bind (&Meterbridge::remove_strip, this, _1), gui_context());
158 MeterStrip::MetricChanged.connect_same_thread (*this, boost::bind(&Meterbridge::update_metrics, this));
160 /* work around ScrolledWindowViewport alignment mess Part one */
161 Gtk::HBox * yspc = manage (new Gtk::HBox());
162 yspc->set_size_request(-1, 1);
163 Gtk::VBox * xspc = manage (new Gtk::VBox());
164 xspc->pack_start(meterarea, true, true);
165 xspc->pack_start(*yspc, false, false);
169 meterarea.set_spacing(0);
170 scroller.set_shadow_type(Gtk::SHADOW_NONE);
171 scroller.set_border_width(0);
172 scroller.add (*xspc);
173 scroller.set_policy (Gtk::POLICY_AUTOMATIC, Gtk::POLICY_NEVER);
175 global_hpacker.pack_start (metrics_vpacker_left, false, false);
176 global_hpacker.pack_start (scroller, true, true);
177 global_hpacker.pack_start (metrics_vpacker_right, false, false);
179 global_vpacker.pack_start (global_hpacker, true, true);
180 add (global_vpacker);
183 metrics_right.show();
185 metrics_vpacker_left.show();
186 metrics_spacer_left.show();
187 metrics_vpacker_right.show();
188 metrics_spacer_right.show();
191 global_vpacker.show();
192 global_hpacker.show();
195 /* the return of the ScrolledWindowViewport mess:
196 * remove shadow from scrollWindow's viewport
197 * see http://www.mail-archive.com/gtkmm-list@gnome.org/msg03509.html
199 Gtk::Viewport* viewport = (Gtk::Viewport*) scroller.get_child();
200 viewport->set_shadow_type(Gtk::SHADOW_NONE);
201 viewport->set_border_width(0);
204 Meterbridge::~Meterbridge ()
209 Meterbridge::show_window ()
213 set_window_pos_and_size ();
218 /* code duplicated from gtk2_ardour/mixer_ui.cc Mixer_UI::update_title() */
220 Meterbridge::update_title ()
225 if (_session->snap_name() != _session->name()) {
226 n = _session->snap_name ();
228 n = _session->name ();
231 if (_session->dirty ()) {
235 WindowTitle title (n);
236 title += S_("Window|Meterbridge");
237 title += Glib::get_application_name ();
238 set_title (title.get_string());
242 WindowTitle title (S_("Window|Meterbridge"));
243 title += Glib::get_application_name ();
244 set_title (title.get_string());
249 Meterbridge::set_window_pos_and_size ()
251 resize (m_width, m_height);
252 if (m_root_x >= 0 && m_root_y >= 0) {
253 move (m_root_x, m_root_y);
258 Meterbridge::get_window_pos_and_size ()
260 get_position(m_root_x, m_root_y);
261 get_size(m_width, m_height);
265 Meterbridge::hide_window (GdkEventAny *ev)
267 get_window_pos_and_size();
269 return just_hide_it(ev, static_cast<Gtk::Window *>(this));
273 Meterbridge::on_key_press_event (GdkEventKey* ev)
275 if (gtk_window_propagate_key_event (GTK_WINDOW(gobj()), ev)) {
278 return forward_key_press (ev);
282 Meterbridge::on_key_release_event (GdkEventKey* ev)
284 if (gtk_window_propagate_key_event (GTK_WINDOW(gobj()), ev)) {
287 /* don't forward releases */
292 Meterbridge::on_size_request (Gtk::Requisition* r)
294 Gtk::Window::on_size_request(r);
297 geom.max_width = meterarea.get_width() + metrics_left.get_width() + metrics_right.get_width();
298 geom.max_height = max_height;
300 if (cur_max_width != geom.max_width) {
301 cur_max_width = geom.max_width;
302 set_geometry_hints(*((Gtk::Window*) this), geom, Gdk::HINT_MAX_SIZE);
307 Meterbridge::on_size_allocate (Gtk::Allocation& a)
309 const Gtk::Scrollbar * hsc = scroller.get_hscrollbar();
311 if (scroller.get_hscrollbar_visible() && hsc) {
312 gint scrollbar_spacing;
313 gtk_widget_style_get (GTK_WIDGET (scroller.gobj()),
314 "scrollbar-spacing", &scrollbar_spacing, NULL);
315 const int h = hsc->get_height() + scrollbar_spacing + 1;
316 metrics_spacer_left.set_size_request(-1, h);
317 metrics_spacer_right.set_size_request(-1, h);
319 metrics_spacer_left.set_size_request(-1, 0);
320 metrics_spacer_right.set_size_request(-1, 0);
322 Gtk::Window::on_size_allocate(a);
326 Meterbridge::set_session (Session* s)
328 SessionHandlePtr::set_session (s);
334 XMLNode* node = _session->instant_xml(X_("Meterbridge"));
340 _show_busses = _session->config.get_show_busses_on_meterbridge();
341 _show_master = _session->config.get_show_master_on_meterbridge();
342 _show_midi = _session->config.get_show_midi_on_meterbridge();
344 SignalOrderRouteSorter sorter;
345 boost::shared_ptr<RouteList> routes = _session->get_routes();
347 RouteList copy(*routes);
351 _session->RouteAdded.connect (_session_connections, invalidator (*this), boost::bind (&Meterbridge::add_strips, this, _1), gui_context());
352 _session->DirtyChanged.connect (_session_connections, invalidator (*this), boost::bind (&Meterbridge::update_title, this), gui_context());
353 _session->StateSaved.connect (_session_connections, invalidator (*this), boost::bind (&Meterbridge::update_title, this), gui_context());
354 _session->config.ParameterChanged.connect (*this, invalidator (*this), ui_bind (&Meterbridge::parameter_changed, this, _1), gui_context());
358 ActionManager::check_toggleaction ("<Actions>/Common/toggle-meterbridge");
364 Meterbridge::session_going_away ()
366 ENSURE_GUI_THREAD (*this, &Meterbridge::session_going_away);
368 for (list<MeterStrip *>::iterator i = strips.begin(); i != strips.end(); ++i) {
375 SessionHandlePtr::session_going_away ();
382 Meterbridge::set_state (const XMLNode& node)
384 const XMLProperty* prop;
387 m_width = default_width;
388 m_height = default_height;
392 if ((geometry = find_named_node (node, "geometry")) != 0) {
396 if ((prop = geometry->property("x_size")) == 0) {
397 prop = geometry->property ("x-size");
400 m_width = atoi(prop->value());
402 if ((prop = geometry->property("y_size")) == 0) {
403 prop = geometry->property ("y-size");
406 m_height = atoi(prop->value());
409 if ((prop = geometry->property ("x_pos")) == 0) {
410 prop = geometry->property ("x-pos");
413 m_root_x = atoi (prop->value());
416 if ((prop = geometry->property ("y_pos")) == 0) {
417 prop = geometry->property ("y-pos");
420 m_root_y = atoi (prop->value());
424 set_window_pos_and_size ();
426 if ((prop = node.property ("show-meterbridge"))) {
427 if (string_is_affirmative (prop->value())) {
436 Meterbridge::get_state (void)
438 XMLNode* node = new XMLNode ("Meterbridge");
441 Glib::RefPtr<Gdk::Window> win = get_window();
443 get_window_pos_and_size ();
445 XMLNode* geometry = new XMLNode ("geometry");
447 snprintf(buf, sizeof(buf), "%d", m_width);
448 geometry->add_property(X_("x_size"), string(buf));
449 snprintf(buf, sizeof(buf), "%d", m_height);
450 geometry->add_property(X_("y_size"), string(buf));
451 snprintf(buf, sizeof(buf), "%d", m_root_x);
452 geometry->add_property(X_("x_pos"), string(buf));
453 snprintf(buf, sizeof(buf), "%d", m_root_y);
454 geometry->add_property(X_("y_pos"), string(buf));
455 node->add_child_nocopy (*geometry);
458 node->add_property ("show-meterbridge", _visible ? "yes" : "no");
464 Meterbridge::start_updating ()
466 fast_screen_update_connection = ARDOUR_UI::instance()->SuperRapidScreenUpdate.connect (sigc::mem_fun(*this, &Meterbridge::fast_update_strips));
471 Meterbridge::stop_updating ()
473 fast_screen_update_connection.disconnect();
478 Meterbridge::fast_update_strips ()
480 if (!is_mapped () || !_session) {
483 for (list<MeterStrip *>::iterator i = strips.begin(); i != strips.end(); ++i) {
484 // TODO skip inactive/hidden routes
485 (*i)->fast_update ();
490 Meterbridge::add_strips (RouteList& routes)
493 for (RouteList::iterator x = routes.begin(); x != routes.end(); ++x) {
494 boost::shared_ptr<Route> route = (*x);
495 if (route->is_auditioner()) {
498 if (route->is_monitor()) {
502 strip = new MeterStrip (_session, route);
503 strips.push_back (strip);
504 route->active_changed.connect (*this, invalidator (*this), boost::bind (&Meterbridge::resync_order, this), gui_context ());
506 meterarea.pack_start (*strip, false, false);
510 sync_order_keys(MixerSort);
515 Meterbridge::remove_strip (MeterStrip* strip)
517 if (_session && _session->deletion_in_progress()) {
521 list<MeterStrip *>::iterator i;
522 if ((i = find (strips.begin(), strips.end(), strip)) != strips.end()) {
529 Meterbridge::update_metrics ()
531 bool have_midi = false;
532 for (list<MeterStrip *>::iterator i = strips.begin(); i != strips.end(); ++i) {
533 if ( (*i)->has_midi ()) {
539 metrics_right.set_metric_mode(2);
541 metrics_right.set_metric_mode(3);
546 Meterbridge::sync_order_keys (RouteSortOrderKey src)
548 MeterOrderRouteSorter sorter;
549 std::list<MeterStrip *> copy (strips);
554 for (list<MeterStrip *>::iterator i = copy.begin(); i != copy.end(); ++i) {
556 if (! (*i)->route()->active()) {
559 else if ((*i)->route()->is_master()) {
566 else if (boost::dynamic_pointer_cast<AudioTrack>((*i)->route()) == 0
567 && boost::dynamic_pointer_cast<MidiTrack>((*i)->route()) == 0
576 else if (boost::dynamic_pointer_cast<MidiTrack>((*i)->route())) {
586 meterarea.reorder_child(*(*i), pos++);
591 Meterbridge::resync_order ()
593 sync_order_keys(MixerSort);
597 Meterbridge::parameter_changed (std::string const & p)
599 if (p == "show-busses-on-meterbridge") {
600 _show_busses = _session->config.get_show_busses_on_meterbridge();
601 sync_order_keys(MixerSort);
603 else if (p == "show-master-on-meterbridge") {
604 _show_master = _session->config.get_show_master_on_meterbridge();
605 sync_order_keys(MixerSort);
607 else if (p == "show-midi-on-meterbridge") {
608 _show_midi = _session->config.get_show_midi_on_meterbridge();
609 sync_order_keys(MixerSort);