gtk2_ardour/mixer_ui.cc

   1 /*
   2     Copyright (C) 2000-2004 Paul Davis
   3
   4     This program is free software; you can redistribute it and/or modify
   5     it under the terms of the GNU General Public License as published by
   6     the Free Software Foundation; either version 2 of the License, or
   7     (at your option) any later version.
   8
   9     This program is distributed in the hope that it will be useful,
  10     but WITHOUT ANY WARRANTY; without even the implied warranty of
  11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12     GNU General Public License for more details.
  13
  14     You should have received a copy of the GNU General Public License
  15     along with this program; if not, write to the Free Software
  16     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  17
  18 */
  19
  20 #include <algorithm>
  21 #include <sigc++/bind.h>
  22
  23 #include <gtkmm/accelmap.h>
  24
  25 #include <pbd/convert.h>
  26 #include <pbd/stacktrace.h>
  27 #include <glibmm/thread.h>
  28
  29 #include <gtkmm2ext/gtk_ui.h>
  30 #include <gtkmm2ext/utils.h>
  31 #include <gtkmm2ext/stop_signal.h>
  32 #include <gtkmm2ext/window_title.h>
  33
  34 #include <ardour/session.h>
  35 #include <ardour/audio_track.h>
  36 #include <ardour/session_route.h>
  37 #include <ardour/audio_diskstream.h>
  38 #include <ardour/plugin_manager.h>
  39
  40 #include "keyboard.h"
  41 #include "mixer_ui.h"
  42 #include "mixer_strip.h"
  43 #include "plugin_selector.h"
  44 #include "ardour_ui.h"
  45 #include "prompter.h"
  46 #include "utils.h"
  47 #include "actions.h"
  48 #include "gui_thread.h"
  49
  50 #include "i18n.h"
  51
  52 using namespace ARDOUR;
  53 using namespace PBD;
  54 using namespace Gtk;
  55 using namespace Glib;
  56 using namespace Gtkmm2ext;
  57 using namespace sigc;
  58 using namespace std;
  59
  60 using PBD::atoi;
  61
  62 Mixer_UI::Mixer_UI ()
  63         : Window (Gtk::WINDOW_TOPLEVEL)
  64 {
  65         session = 0;
  66         _strip_width = Config->get_default_narrow_ms() ? Narrow : Wide;
  67         track_menu = 0;
  68         mix_group_context_menu = 0;
  69         no_track_list_redisplay = false;
  70         in_group_row_change = false;
  71         _visible = false;
  72         strip_redisplay_does_not_reset_order_keys = false;
  73         strip_redisplay_does_not_sync_order_keys = false;
  74
  75         Route::SyncOrderKeys.connect (mem_fun (*this, &Mixer_UI::sync_order_keys));
  76
  77         scroller_base.add_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
  78         scroller_base.set_name ("MixerWindow");
  79         scroller_base.signal_button_release_event().connect (mem_fun(*this, &Mixer_UI::strip_scroller_button_release));
  80         // add as last item of strip packer
  81         strip_packer.pack_end (scroller_base, true, true);
  82
  83         scroller.add (strip_packer);
  84         scroller.set_policy (Gtk::POLICY_ALWAYS, Gtk::POLICY_AUTOMATIC);
  85
  86         track_model = ListStore::create (track_columns);
  87         track_display.set_model (track_model);
  88         track_display.append_column (_("Strips"), track_columns.text);
  89         track_display.append_column (_("Show"), track_columns.visible);
  90         track_display.get_column (0)->set_data (X_("colnum"), GUINT_TO_POINTER(0));
  91         track_display.get_column (1)->set_data (X_("colnum"), GUINT_TO_POINTER(1));
  92         track_display.get_column (0)->set_expand(true);
  93         track_display.get_column (1)->set_expand(false);
  94         track_display.set_name (X_("MixerTrackDisplayList"));
  95         track_display.get_selection()->set_mode (Gtk::SELECTION_NONE);
  96         track_display.set_reorderable (true);
  97         track_display.set_headers_visible (true);
  98
  99         track_model->signal_row_deleted().connect (mem_fun (*this, &Mixer_UI::track_list_delete));
 100         track_model->signal_row_changed().connect (mem_fun (*this, &Mixer_UI::track_list_change));
 101         track_model->signal_rows_reordered().connect (mem_fun (*this, &Mixer_UI::track_list_reorder));
 102
 103         CellRendererToggle* track_list_visible_cell = dynamic_cast<CellRendererToggle*>(track_display.get_column_cell_renderer (1));
 104         track_list_visible_cell->property_activatable() = true;
 105         track_list_visible_cell->property_radio() = false;
 106
 107         track_display.signal_button_press_event().connect (mem_fun (*this, &Mixer_UI::track_display_button_press), false);
 108
 109         track_display_scroller.add (track_display);
 110         track_display_scroller.set_policy (Gtk::POLICY_NEVER, Gtk::POLICY_AUTOMATIC);
 111
 112         group_model = ListStore::create (group_columns);
 113         group_display.set_model (group_model);
 114         group_display.append_column (_("Group"), group_columns.text);
 115         group_display.append_column (_("Active"), group_columns.active);
 116         group_display.append_column (_("Show"), group_columns.visible);
 117         group_display.get_column (0)->set_data (X_("colnum"), GUINT_TO_POINTER(0));
 118         group_display.get_column (1)->set_data (X_("colnum"), GUINT_TO_POINTER(1));
 119         group_display.get_column (2)->set_data (X_("colnum"), GUINT_TO_POINTER(2));
 120         group_display.get_column (0)->set_expand(true);
 121         group_display.get_column (1)->set_expand(false);
 122         group_display.get_column (2)->set_expand(false);
 123         group_display.set_name ("MixerGroupList");
 124         group_display.get_selection()->set_mode (Gtk::SELECTION_SINGLE);
 125         group_display.set_reorderable (true);
 126         group_display.set_headers_visible (true);
 127         group_display.set_rules_hint (true);
 128
 129         /* name is directly editable */
 130
 131         CellRendererText* name_cell = dynamic_cast<CellRendererText*>(group_display.get_column_cell_renderer (0));
 132         name_cell->property_editable() = true;
 133         name_cell->signal_edited().connect (mem_fun (*this, &Mixer_UI::mix_group_name_edit));
 134
 135         /* use checkbox for the active column */
 136
 137         CellRendererToggle* active_cell = dynamic_cast<CellRendererToggle*>(group_display.get_column_cell_renderer (1));
 138         active_cell->property_activatable() = true;
 139         active_cell->property_radio() = false;
 140
 141         /* use checkbox for the visible column */
 142
 143         active_cell = dynamic_cast<CellRendererToggle*>(group_display.get_column_cell_renderer (2));
 144         active_cell->property_activatable() = true;
 145         active_cell->property_radio() = false;
 146
 147         group_model->signal_row_changed().connect (mem_fun (*this, &Mixer_UI::mix_group_row_change));
 148
 149         group_display.signal_button_press_event().connect (mem_fun (*this, &Mixer_UI::group_display_button_press), false);
 150
 151         group_display_scroller.add (group_display);
 152         group_display_scroller.set_policy (Gtk::POLICY_NEVER, Gtk::POLICY_AUTOMATIC);
 153
 154         HBox* mix_group_display_button_box = manage (new HBox());
 155
 156         Button* mix_group_add_button = manage (new Button ());
 157         Button* mix_group_remove_button = manage (new Button ());
 158
 159         Widget* w;
 160
 161         w = manage (new Image (Stock::ADD, ICON_SIZE_BUTTON));
 162         w->show();
 163         mix_group_add_button->add (*w);
 164
 165         w = manage (new Image (Stock::REMOVE, ICON_SIZE_BUTTON));
 166         w->show();
 167         mix_group_remove_button->add (*w);
 168
 169         mix_group_display_button_box->set_homogeneous (true);
 170
 171         mix_group_add_button->signal_clicked().connect (mem_fun (*this, &Mixer_UI::new_mix_group));
 172         mix_group_remove_button->signal_clicked().connect (mem_fun (*this, &Mixer_UI::remove_selected_mix_group));
 173
 174         mix_group_display_button_box->add (*mix_group_remove_button);
 175         mix_group_display_button_box->add (*mix_group_add_button);
 176
 177         group_display_vbox.pack_start (group_display_scroller, true, true);
 178         group_display_vbox.pack_start (*mix_group_display_button_box, false, false);
 179
 180         track_display_frame.set_name("BaseFrame");
 181         track_display_frame.set_shadow_type (Gtk::SHADOW_IN);
 182         track_display_frame.add(track_display_scroller);
 183
 184         group_display_frame.set_name ("BaseFrame");
 185         group_display_frame.set_shadow_type (Gtk::SHADOW_IN);
 186         group_display_frame.add (group_display_vbox);
 187
 188         rhs_pane1.pack1 (track_display_frame);
 189         rhs_pane1.pack2 (group_display_frame);
 190
 191         list_vpacker.pack_start (rhs_pane1, true, true);
 192
 193         global_hpacker.pack_start (scroller, true, true);
 194 #ifdef GTKOSX
 195         /* current gtk-quartz has dirty updates on borders like this one */
 196         global_hpacker.pack_start (out_packer, false, false, 0);
 197 #else
 198         global_hpacker.pack_start (out_packer, false, false, 12);
 199 #endif
 200         list_hpane.add1(list_vpacker);
 201         list_hpane.add2(global_hpacker);
 202
 203         rhs_pane1.signal_size_allocate().connect (bind (mem_fun(*this, &Mixer_UI::pane_allocation_handler),
 204                                                         static_cast<Gtk::Paned*> (&rhs_pane1)));
 205         list_hpane.signal_size_allocate().connect (bind (mem_fun(*this, &Mixer_UI::pane_allocation_handler),
 206                                                          static_cast<Gtk::Paned*> (&list_hpane)));
 207
 208         global_vpacker.pack_start (list_hpane, true, true);
 209
 210         add (global_vpacker);
 211         set_name ("MixerWindow");
 212
 213         WindowTitle title(Glib::get_application_name());
 214         title += _("Mixer");
 215         set_title (title.get_string());
 216
 217         set_wmclass (X_("ardour_mixer"), "Ardour");
 218
 219         add_accel_group (ActionManager::ui_manager->get_accel_group());
 220
 221         signal_delete_event().connect (mem_fun (*this, &Mixer_UI::hide_window));
 222         add_events (Gdk::KEY_PRESS_MASK|Gdk::KEY_RELEASE_MASK);
 223
 224         _plugin_selector = new PluginSelector (PluginManager::the_manager());
 225
 226         signal_configure_event().connect (mem_fun (*ARDOUR_UI::instance(), &ARDOUR_UI::configure_handler));
 227
 228         _selection.RoutesChanged.connect (mem_fun(*this, &Mixer_UI::follow_strip_selection));
 229
 230         auto_rebinding = FALSE;
 231 }
 232
 233 Mixer_UI::~Mixer_UI ()
 234 {
 235 }
 236
 237 void
 238 Mixer_UI::ensure_float (Window& win)
 239 {
 240         win.set_transient_for (*this);
 241 }
 242
 243 void
 244 Mixer_UI::show_window ()
 245 {
 246         show_all ();
 247         if (!_visible) {
 248                 set_window_pos_and_size ();
 249
 250                 /* now reset each strips width so the right widgets are shown */
 251                 MixerStrip* ms;
 252
 253                 TreeModel::Children rows = track_model->children();
 254                 TreeModel::Children::iterator ri;
 255
 256                 for (ri = rows.begin(); ri != rows.end(); ++ri) {
 257                         ms = (*ri)[track_columns.strip];
 258                         ms->set_width (ms->get_width(), ms->width_owner());
 259                 }
 260         }
 261         _visible = true;
 262 }
 263
 264 bool
 265 Mixer_UI::hide_window (GdkEventAny *ev)
 266 {
 267         get_window_pos_and_size ();
 268
 269         _visible = false;
 270         return just_hide_it(ev, static_cast<Gtk::Window *>(this));
 271 }
 272
 273
 274 void
 275 Mixer_UI::add_strip (Session::RouteList& routes)
 276 {
 277         ENSURE_GUI_THREAD(bind (mem_fun(*this, &Mixer_UI::add_strip), routes));
 278
 279         MixerStrip* strip;
 280
 281         no_track_list_redisplay = true;
 282         strip_redisplay_does_not_sync_order_keys = true;
 283
 284         for (Session::RouteList::iterator x = routes.begin(); x != routes.end(); ++x) {
 285                 boost::shared_ptr<Route> route = (*x);
 286
 287                 if (route->hidden()) {
 288                         return;
 289                 }
 290
 291                 strip = new MixerStrip (*this, *session, route);
 292                 strips.push_back (strip);
 293
 294                 Config->get_default_narrow_ms() ? _strip_width = Narrow : _strip_width = Wide;
 295
 296                 if (strip->width_owner() != strip) {
 297                         strip->set_width (_strip_width, this);
 298                 }
 299
 300                 show_strip (strip);
 301
 302                 TreeModel::Row row = *(track_model->append());
 303                 row[track_columns.text] = route->name();
 304                 row[track_columns.visible] = strip->marked_for_display();
 305                 row[track_columns.route] = route;
 306                 row[track_columns.strip] = strip;
 307
 308                 if (route->order_key (N_("signal")) == -1) {
 309                         route->set_order_key (N_("signal"), track_model->children().size()-1);
 310                 }
 311
 312                 route->name_changed.connect (bind (mem_fun(*this, &Mixer_UI::strip_name_changed), strip));
 313
 314                 strip->GoingAway.connect (bind (mem_fun(*this, &Mixer_UI::remove_strip), strip));
 315 #ifdef GTKOSX
 316                 strip->WidthChanged.connect (mem_fun(*this, &Mixer_UI::queue_draw_all_strips));
 317 #endif
 318                 strip->signal_button_release_event().connect (bind (mem_fun(*this, &Mixer_UI::strip_button_release_event), strip));
 319         }
 320
 321         no_track_list_redisplay = false;
 322
 323         redisplay_track_list ();
 324
 325         strip_redisplay_does_not_sync_order_keys = false;
 326 }
 327
 328 void
 329 Mixer_UI::remove_strip (MixerStrip* strip)
 330 {
 331         ENSURE_GUI_THREAD(bind (mem_fun(*this, &Mixer_UI::remove_strip), strip));
 332
 333         TreeModel::Children rows = track_model->children();
 334         TreeModel::Children::iterator ri;
 335         list<MixerStrip *>::iterator i;
 336
 337         if ((i = find (strips.begin(), strips.end(), strip)) != strips.end()) {
 338                 strips.erase (i);
 339         }
 340
 341         strip_redisplay_does_not_sync_order_keys = true;
 342
 343         for (ri = rows.begin(); ri != rows.end(); ++ri) {
 344                 if ((*ri)[track_columns.strip] == strip) {
 345                         track_model->erase (ri);
 346                         break;
 347                 }
 348         }
 349
 350         strip_redisplay_does_not_sync_order_keys = false;
 351 }
 352
 353 const char*
 354 Mixer_UI::get_order_key()
 355 {
 356         return X_("signal");
 357 #if 0
 358         if (Config->get_sync_all_route_ordering()) {
 359                 return X_("editor");
 360         } else {
 361                 return X_("signal");
 362         }
 363 #endif
 364 }
 365
 366
 367 void
 368 Mixer_UI::sync_order_keys (const char *src)
 369 {
 370         vector<int> neworder;
 371         TreeModel::Children rows = track_model->children();
 372         TreeModel::Children::iterator ri;
 373
 374         if ((strcmp (src, get_order_key()) == 0) || !session || (session->state_of_the_state() & Session::Loading) || rows.empty()) {
 375                 return;
 376         }
 377
 378         for (ri = rows.begin(); ri != rows.end(); ++ri) {
 379                 neworder.push_back (0);
 380         }
 381
 382         bool changed = false;
 383         int order;
 384
 385         for (order = 0, ri = rows.begin(); ri != rows.end(); ++ri, ++order) {
 386                 boost::shared_ptr<Route> route = (*ri)[track_columns.route];
 387                 int old_key = order;
 388                 int new_key = route->order_key (get_order_key());
 389
 390                 neworder[new_key] = old_key;
 391
 392                 if (new_key != old_key) {
 393                         changed = true;
 394                 }
 395         }
 396
 397         if (changed) {
 398                 strip_redisplay_does_not_reset_order_keys = true;
 399                 track_model->reorder (neworder);
 400                 strip_redisplay_does_not_reset_order_keys = false;
 401         }
 402 }
 403
 404
 405 void
 406 Mixer_UI::follow_strip_selection ()
 407 {
 408         for (list<MixerStrip *>::iterator i = strips.begin(); i != strips.end(); ++i) {
 409                 (*i)->set_selected (_selection.selected ((*i)->route()));
 410         }
 411 }
 412
 413 bool
 414 Mixer_UI::strip_button_release_event (GdkEventButton *ev, MixerStrip *strip)
 415 {
 416         if (ev->button == 1) {
 417
 418                 /* this allows the user to click on the strip to terminate comment
 419                    editing. XXX it needs improving so that we don't select the strip
 420                    at the same time.
 421                 */
 422
 423                 if (_selection.selected (strip->route())) {
 424                         _selection.remove (strip->route());
 425                 } else {
 426                         if (Keyboard::modifier_state_equals (ev->state, Keyboard::TertiaryModifier)) {
 427                                 _selection.add (strip->route());
 428                         } else {
 429                                 _selection.set (strip->route());
 430                         }
 431                 }
 432         }
 433
 434         return true;
 435 }
 436
 437 void
 438 Mixer_UI::connect_to_session (Session* sess)
 439 {
 440         session = sess;
 441
 442         XMLNode* node = ARDOUR_UI::instance()->mixer_settings();
 443         set_state (*node);
 444
 445         WindowTitle title(session->name());
 446         title += _("Mixer");
 447         title += Glib::get_application_name();
 448
 449         set_title (title.get_string());
 450
 451         initial_track_display ();
 452
 453         session->GoingAway.connect (mem_fun(*this, &Mixer_UI::disconnect_from_session));
 454         session->RouteAdded.connect (mem_fun(*this, &Mixer_UI::add_strip));
 455         session->mix_group_added.connect (mem_fun(*this, &Mixer_UI::add_mix_group));
 456         session->mix_group_removed.connect (mem_fun(*this, &Mixer_UI::mix_groups_changed));
 457
 458         mix_groups_changed ();
 459
 460         _plugin_selector->set_session (session);
 461
 462         if (_visible) {
 463                show_window();
 464         }
 465
 466         start_updating ();
 467 }
 468
 469 void
 470 Mixer_UI::disconnect_from_session ()
 471 {
 472         ENSURE_GUI_THREAD(mem_fun(*this, &Mixer_UI::disconnect_from_session));
 473
 474         group_model->clear ();
 475         _selection.clear ();
 476
 477         WindowTitle title(Glib::get_application_name());
 478         title += _("Mixer");
 479         set_title (title.get_string());
 480
 481         stop_updating ();
 482 }
 483
 484 void
 485 Mixer_UI::show_strip (MixerStrip* ms)
 486 {
 487         TreeModel::Children rows = track_model->children();
 488         TreeModel::Children::iterator i;
 489
 490         for (i = rows.begin(); i != rows.end(); ++i) {
 491
 492                 MixerStrip* strip = (*i)[track_columns.strip];
 493                 if (strip == ms) {
 494                         (*i)[track_columns.visible] = true;
 495                         break;
 496                 }
 497         }
 498 }
 499
 500 void
 501 Mixer_UI::hide_strip (MixerStrip* ms)
 502 {
 503         TreeModel::Children rows = track_model->children();
 504         TreeModel::Children::iterator i;
 505
 506         for (i = rows.begin(); i != rows.end(); ++i) {
 507
 508                 MixerStrip* strip = (*i)[track_columns.strip];
 509                 if (strip == ms) {
 510                         (*i)[track_columns.visible] = false;
 511                         break;
 512                 }
 513         }
 514 }
 515
 516 gint
 517 Mixer_UI::start_updating ()
 518 {
 519     fast_screen_update_connection = ARDOUR_UI::instance()->SuperRapidScreenUpdate.connect (mem_fun(*this, &Mixer_UI::fast_update_strips));
 520     return 0;
 521 }
 522
 523 gint
 524 Mixer_UI::stop_updating ()
 525 {
 526     fast_screen_update_connection.disconnect();
 527     return 0;
 528 }
 529
 530 void
 531 Mixer_UI::fast_update_strips ()
 532 {
 533         if (is_mapped () && session) {
 534                 for (list<MixerStrip *>::iterator i = strips.begin(); i != strips.end(); ++i) {
 535                         (*i)->fast_update ();
 536                 }
 537         }
 538 }
 539
 540 void
 541 Mixer_UI::set_all_strips_visibility (bool yn)
 542 {
 543         TreeModel::Children rows = track_model->children();
 544         TreeModel::Children::iterator i;
 545
 546         no_track_list_redisplay = true;
 547
 548         for (i = rows.begin(); i != rows.end(); ++i) {
 549
 550                 TreeModel::Row row = (*i);
 551                 MixerStrip* strip = row[track_columns.strip];
 552
 553                 if (strip == 0) {
 554                         continue;
 555                 }
 556
 557                 if (strip->route()->master() || strip->route()->control()) {
 558                         continue;
 559                 }
 560
 561                 (*i)[track_columns.visible] = yn;
 562         }
 563
 564         no_track_list_redisplay = false;
 565         redisplay_track_list ();
 566 }
 567
 568
 569 void
 570 Mixer_UI::set_all_audio_visibility (int tracks, bool yn)
 571 {
 572         TreeModel::Children rows = track_model->children();
 573         TreeModel::Children::iterator i;
 574
 575         no_track_list_redisplay = true;
 576
 577         for (i = rows.begin(); i != rows.end(); ++i) {
 578                 TreeModel::Row row = (*i);
 579                 MixerStrip* strip = row[track_columns.strip];
 580
 581                 if (strip == 0) {
 582                         continue;
 583                 }
 584
 585                 if (strip->route()->master() || strip->route()->control()) {
 586                         continue;
 587                 }
 588
 589                 boost::shared_ptr<AudioTrack> at = strip->audio_track();
 590
 591                 switch (tracks) {
 592                 case 0:
 593                         (*i)[track_columns.visible] = yn;
 594                         break;
 595
 596                 case 1:
 597                         if (at) { /* track */
 598                                 (*i)[track_columns.visible] = yn;
 599                         }
 600                         break;
 601
 602                 case 2:
 603                         if (!at) { /* bus */
 604                                 (*i)[track_columns.visible] = yn;
 605                         }
 606                         break;
 607                 }
 608         }
 609
 610         no_track_list_redisplay = false;
 611         redisplay_track_list ();
 612 }
 613
 614 void
 615 Mixer_UI::hide_all_routes ()
 616 {
 617         set_all_strips_visibility (false);
 618 }
 619
 620 void
 621 Mixer_UI::show_all_routes ()
 622 {
 623         set_all_strips_visibility (true);
 624 }
 625
 626 void
 627 Mixer_UI::show_all_audiobus ()
 628 {
 629         set_all_audio_visibility (2, true);
 630 }
 631 void
 632 Mixer_UI::hide_all_audiobus ()
 633 {
 634         set_all_audio_visibility (2, false);
 635 }
 636
 637 void
 638 Mixer_UI::show_all_audiotracks()
 639 {
 640         set_all_audio_visibility (1, true);
 641 }
 642 void
 643 Mixer_UI::hide_all_audiotracks ()
 644 {
 645         set_all_audio_visibility (1, false);
 646 }
 647
 648 void
 649 Mixer_UI::track_list_reorder (const TreeModel::Path& path, const TreeModel::iterator& iter, int* new_order)
 650 {
 651         strip_redisplay_does_not_sync_order_keys = true;
 652         session->set_remote_control_ids();
 653         redisplay_track_list ();
 654         strip_redisplay_does_not_sync_order_keys = false;
 655 }
 656
 657 void
 658 Mixer_UI::track_list_change (const Gtk::TreeModel::Path& path,const Gtk::TreeModel::iterator& iter)
 659 {
 660         // never reset order keys because of a property change
 661         strip_redisplay_does_not_reset_order_keys = true;
 662         session->set_remote_control_ids();
 663         redisplay_track_list ();
 664         strip_redisplay_does_not_reset_order_keys = false;
 665 }
 666
 667 void
 668 Mixer_UI::track_list_delete (const Gtk::TreeModel::Path& path)
 669 {
 670         /* this could require an order sync */
 671         session->set_remote_control_ids();
 672         redisplay_track_list ();
 673 }
 674
 675 void
 676 Mixer_UI::redisplay_track_list ()
 677 {
 678         TreeModel::Children rows = track_model->children();
 679         TreeModel::Children::iterator i;
 680         long order;
 681
 682         if (no_track_list_redisplay) {
 683                 return;
 684         }
 685
 686         for (order = 0, i = rows.begin(); i != rows.end(); ++i, ++order) {
 687                 MixerStrip* strip = (*i)[track_columns.strip];
 688
 689                 if (strip == 0) {
 690                         /* we're in the middle of changing a row, don't worry */
 691                         continue;
 692                 }
 693
 694                 bool visible = (*i)[track_columns.visible];
 695
 696                 boost::shared_ptr<Route> route = (*i)[track_columns.route];
 697
 698                 if (visible) {
 699                         strip->set_marked_for_display (true);
 700
 701                         if (!strip_redisplay_does_not_reset_order_keys) {
 702                                 strip->route()->set_order_key (get_order_key(), order);
 703                         }
 704
 705                         if (strip->packed()) {
 706
 707                                 if (strip->route()->master() || strip->route()->control()) {
 708                                         out_packer.reorder_child (*strip, -1);
 709                                 } else {
 710                                         strip_packer.reorder_child (*strip, -1); /* put at end */
 711                                 }
 712
 713                         } else {
 714
 715                                 if (strip->route()->master() || strip->route()->control()) {
 716                                         out_packer.pack_start (*strip, false, false);
 717                                 } else {
 718                                         strip_packer.pack_start (*strip, false, false);
 719                                 }
 720                                 strip->set_packed (true);
 721                                 strip->show_all ();
 722                         }
 723
 724                 } else {
 725
 726                         if (strip->route()->master() || strip->route()->control()) {
 727                                 /* do nothing, these cannot be hidden */
 728                         } else {
 729                                 if (strip->packed()) {
 730                                         strip_packer.remove (*strip);
 731                                         strip->set_packed (false);
 732                                 }
 733                         }
 734                 }
 735         }
 736
 737         if (!strip_redisplay_does_not_reset_order_keys && !strip_redisplay_does_not_sync_order_keys) {
 738                 session->sync_order_keys (get_order_key());
 739         }
 740
 741         // Rebind all of the midi controls automatically
 742
 743         if (auto_rebinding) {
 744                 auto_rebind_midi_controls ();
 745         }
 746 }
 747
 748 #ifdef GTKOSX
 749 void
 750 Mixer_UI::queue_draw_all_strips ()
 751 {
 752         TreeModel::Children rows = track_model->children();
 753         TreeModel::Children::iterator i;
 754         long order;
 755
 756         for (order = 0, i = rows.begin(); i != rows.end(); ++i, ++order) {
 757                 MixerStrip* strip = (*i)[track_columns.strip];
 758
 759                 if (strip == 0) {
 760                         continue;
 761                 }
 762
 763                 bool visible = (*i)[track_columns.visible];
 764
 765                 if (visible) {
 766                         strip->queue_draw();
 767                 }
 768         }
 769 }
 770 #endif
 771
 772 void
 773 Mixer_UI::set_auto_rebinding( bool val )
 774 {
 775         if( val == TRUE )
 776         {
 777                 auto_rebinding = TRUE;
 778                 Session::AutoBindingOff();
 779         }
 780         else
 781         {
 782                 auto_rebinding = FALSE;
 783                 Session::AutoBindingOn();
 784         }
 785 }
 786
 787 void
 788 Mixer_UI::toggle_auto_rebinding()
 789 {
 790         if (auto_rebinding)
 791         {
 792                 set_auto_rebinding( FALSE );
 793         }
 794
 795         else
 796         {
 797                 set_auto_rebinding( TRUE );
 798         }
 799
 800         auto_rebind_midi_controls();
 801 }
 802
 803 void
 804 Mixer_UI::auto_rebind_midi_controls ()
 805 {
 806         TreeModel::Children rows = track_model->children();
 807         TreeModel::Children::iterator i;
 808         int pos;
 809
 810         // Create bindings for all visible strips and remove those that are not visible
 811         pos = 1;  // 0 is reserved for the master strip
 812         for (i = rows.begin(); i != rows.end(); ++i) {
 813                 MixerStrip* strip = (*i)[track_columns.strip];
 814
 815                 if ( (*i)[track_columns.visible] == true ) {  // add bindings for
 816                         // make the actual binding
 817                         //cout<<"Auto Binding:  Visible Strip Found: "<<strip->name()<<endl;
 818
 819                         int controlValue = pos;
 820                         if( strip->route()->master() ) {
 821                                 controlValue = 0;
 822                         }
 823                         else {
 824                                 pos++;
 825                         }
 826
 827                         PBD::Controllable::CreateBinding ( strip->solo_button->get_controllable(), controlValue, 0);
 828                         PBD::Controllable::CreateBinding ( strip->mute_button->get_controllable(), controlValue, 1);
 829
 830                         if( strip->is_audio_track() ) {
 831                                 PBD::Controllable::CreateBinding ( strip->rec_enable_button->get_controllable(), controlValue, 2);
 832                         }
 833
 834                         PBD::Controllable::CreateBinding ( &(strip->gpm.get_controllable()), controlValue, 3);
 835                         PBD::Controllable::CreateBinding ( strip->panners.get_controllable(), controlValue, 4);
 836
 837                 }
 838                 else {  // Remove any existing binding
 839                         PBD::Controllable::DeleteBinding ( strip->solo_button->get_controllable() );
 840                         PBD::Controllable::DeleteBinding ( strip->mute_button->get_controllable() );
 841
 842                         if( strip->is_audio_track() ) {
 843                                 PBD::Controllable::DeleteBinding ( strip->rec_enable_button->get_controllable() );
 844                         }
 845
 846                         PBD::Controllable::DeleteBinding ( &(strip->gpm.get_controllable()) );
 847                         PBD::Controllable::DeleteBinding ( strip->panners.get_controllable() ); // This only takes the first panner if there are multiples...
 848                 }
 849
 850         } // for
 851
 852 }
 853
 854
 855 struct SignalOrderRouteSorter {
 856     bool operator() (boost::shared_ptr<Route> a, boost::shared_ptr<Route> b) {
 857             /* use of ">" forces the correct sort order */
 858             return a->order_key (Mixer_UI::get_order_key()) < b->order_key (Mixer_UI::get_order_key());
 859     }
 860 };
 861
 862 void
 863 Mixer_UI::initial_track_display ()
 864 {
 865         boost::shared_ptr<Session::RouteList> routes = session->get_routes();
 866         Session::RouteList copy (*routes);
 867         SignalOrderRouteSorter sorter;
 868
 869         copy.sort (sorter);
 870
 871         no_track_list_redisplay = true;
 872
 873         track_model->clear ();
 874
 875         add_strip (copy);
 876
 877         no_track_list_redisplay = false;
 878
 879         redisplay_track_list ();
 880 }
 881
 882 void
 883 Mixer_UI::show_track_list_menu ()
 884 {
 885         if (track_menu == 0) {
 886                 build_track_menu ();
 887         }
 888
 889         track_menu->popup (1, gtk_get_current_event_time());
 890 }
 891
 892 bool
 893 Mixer_UI::track_display_button_press (GdkEventButton* ev)
 894 {
 895         if (Keyboard::is_context_menu_event (ev)) {
 896                 show_track_list_menu ();
 897                 return true;
 898         }
 899
 900         TreeIter iter;
 901         TreeModel::Path path;
 902         TreeViewColumn* column;
 903         int cellx;
 904         int celly;
 905
 906         if (!track_display.get_path_at_pos ((int)ev->x, (int)ev->y, path, column, cellx, celly)) {
 907                 return false;
 908         }
 909
 910         switch (GPOINTER_TO_UINT (column->get_data (X_("colnum")))) {
 911         case 0:
 912                 /* allow normal processing to occur */
 913                 return false;
 914
 915         case 1: /* visibility */
 916
 917                 if ((iter = track_model->get_iter (path))) {
 918                         MixerStrip* strip = (*iter)[track_columns.strip];
 919                         if (strip) {
 920
 921                                 if (!strip->route()->master() && !strip->route()->control()) {
 922                                         bool visible = (*iter)[track_columns.visible];
 923                                         (*iter)[track_columns.visible] = !visible;
 924                                 }
 925 #ifdef GTKOSX
 926                                 track_display.queue_draw();
 927 #endif
 928                         }
 929                 }
 930                 return true;
 931
 932         default:
 933                 break;
 934         }
 935
 936         return false;
 937 }
 938
 939
 940 void
 941 Mixer_UI::build_track_menu ()
 942 {
 943         using namespace Menu_Helpers;
 944         using namespace Gtk;
 945
 946         track_menu = new Menu;
 947         track_menu->set_name ("ArdourContextMenu");
 948         MenuList& items = track_menu->items();
 949
 950         items.push_back (MenuElem (_("Show All"), mem_fun(*this, &Mixer_UI::show_all_routes)));
 951         items.push_back (MenuElem (_("Hide All"), mem_fun(*this, &Mixer_UI::hide_all_routes)));
 952         items.push_back (MenuElem (_("Show All Audio Tracks"), mem_fun(*this, &Mixer_UI::show_all_audiotracks)));
 953         items.push_back (MenuElem (_("Hide All Audio Tracks"), mem_fun(*this, &Mixer_UI::hide_all_audiotracks)));
 954         items.push_back (MenuElem (_("Show All Audio Busses"), mem_fun(*this, &Mixer_UI::show_all_audiobus)));
 955         items.push_back (MenuElem (_("Hide All Audio Busses"), mem_fun(*this, &Mixer_UI::hide_all_audiobus)));
 956
 957 }
 958
 959 void
 960 Mixer_UI::strip_name_changed (void* src, MixerStrip* mx)
 961 {
 962         ENSURE_GUI_THREAD(bind (mem_fun(*this, &Mixer_UI::strip_name_changed), src, mx));
 963
 964         TreeModel::Children rows = track_model->children();
 965         TreeModel::Children::iterator i;
 966
 967         for (i = rows.begin(); i != rows.end(); ++i) {
 968                 if ((*i)[track_columns.strip] == mx) {
 969                         (*i)[track_columns.text] = mx->route()->name();
 970                         return;
 971                 }
 972         }
 973
 974         error << _("track display list item for renamed strip not found!") << endmsg;
 975 }
 976
 977
 978 void
 979 Mixer_UI::build_mix_group_context_menu ()
 980 {
 981         using namespace Gtk::Menu_Helpers;
 982
 983         mix_group_context_menu = new Menu;
 984         mix_group_context_menu->set_name ("ArdourContextMenu");
 985         MenuList& items = mix_group_context_menu->items();
 986
 987         items.push_back (MenuElem (_("Activate All"), mem_fun(*this, &Mixer_UI::activate_all_mix_groups)));
 988         items.push_back (MenuElem (_("Disable All"), mem_fun(*this, &Mixer_UI::disable_all_mix_groups)));
 989         items.push_back (SeparatorElem());
 990         items.push_back (MenuElem (_("Add group"), mem_fun(*this, &Mixer_UI::new_mix_group)));
 991
 992 }
 993
 994 bool
 995 Mixer_UI::group_display_button_press (GdkEventButton* ev)
 996 {
 997         if (Keyboard::is_context_menu_event (ev)) {
 998                 if (mix_group_context_menu == 0) {
 999                         build_mix_group_context_menu ();
1000                 }
1001                 mix_group_context_menu->popup (1, ev->time);
1002                 return true;
1003         }
1004
1005
1006         RouteGroup* group;
1007         TreeIter iter;
1008         TreeModel::Path path;
1009         TreeViewColumn* column;
1010         int cellx;
1011         int celly;
1012
1013         if (!group_display.get_path_at_pos ((int)ev->x, (int)ev->y, path, column, cellx, celly)) {
1014                 return false;
1015         }
1016
1017         switch (GPOINTER_TO_UINT (column->get_data (X_("colnum")))) {
1018         case 0:
1019                 if (Keyboard::is_edit_event (ev)) {
1020                         if ((iter = group_model->get_iter (path))) {
1021                                 if ((group = (*iter)[group_columns.group]) != 0) {
1022                                         // edit_mix_group (group);
1023 #ifdef GTKOSX
1024                                         group_display.queue_draw();
1025 #endif
1026                                         return true;
1027                                 }
1028                         }
1029
1030                 }
1031                 break;
1032
1033         case 1:
1034                 if ((iter = group_model->get_iter (path))) {
1035                         bool active = (*iter)[group_columns.active];
1036                         (*iter)[group_columns.active] = !active;
1037 #ifdef GTKOSX
1038                         group_display.queue_draw();
1039 #endif
1040                         return true;
1041                 }
1042                 break;
1043
1044         case 2:
1045                 if ((iter = group_model->get_iter (path))) {
1046                         bool visible = (*iter)[group_columns.visible];
1047                         (*iter)[group_columns.visible] = !visible;
1048 #ifdef GTKOSX
1049                         group_display.queue_draw();
1050 #endif
1051                         return true;
1052                 }
1053                 break;
1054
1055         default:
1056                 break;
1057         }
1058
1059         return false;
1060  }
1061
1062 void
1063 Mixer_UI::activate_all_mix_groups ()
1064 {
1065         Gtk::TreeModel::Children children = group_model->children();
1066         for(Gtk::TreeModel::Children::iterator iter = children.begin(); iter != children.end(); ++iter) {
1067                 (*iter)[group_columns.active] = true;
1068         }
1069 }
1070
1071 void
1072 Mixer_UI::disable_all_mix_groups ()
1073 {
1074         Gtk::TreeModel::Children children = group_model->children();
1075         for(Gtk::TreeModel::Children::iterator iter = children.begin(); iter != children.end(); ++iter) {
1076                 (*iter)[group_columns.active] = false;
1077         }
1078 }
1079
1080 void
1081 Mixer_UI::mix_groups_changed ()
1082 {
1083         ENSURE_GUI_THREAD (mem_fun (*this, &Mixer_UI::mix_groups_changed));
1084
1085         /* just rebuild the while thing */
1086
1087         group_model->clear ();
1088
1089         {
1090                 TreeModel::Row row;
1091                 row = *(group_model->append());
1092                 row[group_columns.active] = false;
1093                 row[group_columns.visible] = true;
1094                 row[group_columns.text] = (_("-all-"));
1095                 row[group_columns.group] = 0;
1096         }
1097
1098         session->foreach_mix_group (mem_fun (*this, &Mixer_UI::add_mix_group));
1099 }
1100
1101 void
1102 Mixer_UI::new_mix_group ()
1103 {
1104         session->add_mix_group ("");
1105 }
1106
1107 void
1108 Mixer_UI::remove_selected_mix_group ()
1109 {
1110         Glib::RefPtr<TreeSelection> selection = group_display.get_selection();
1111         TreeView::Selection::ListHandle_Path rows = selection->get_selected_rows ();
1112
1113         if (rows.empty()) {
1114                 return;
1115         }
1116
1117         TreeView::Selection::ListHandle_Path::iterator i = rows.begin();
1118         TreeIter iter;
1119
1120         /* selection mode is single, so rows.begin() is it */
1121
1122         if ((iter = group_model->get_iter (*i))) {
1123
1124                 RouteGroup* rg = (*iter)[group_columns.group];
1125
1126                 if (rg) {
1127                         session->remove_mix_group (*rg);
1128                 }
1129         }
1130 }
1131
1132 void
1133 Mixer_UI::group_flags_changed (void* src, RouteGroup* group)
1134 {
1135         if (in_group_row_change) {
1136                 return;
1137         }
1138
1139         ENSURE_GUI_THREAD(bind (mem_fun(*this, &Mixer_UI::group_flags_changed), src, group));
1140
1141         /* force an update of any mixer strips that are using this group,
1142            otherwise mix group names don't change in mixer strips
1143         */
1144
1145         for (list<MixerStrip *>::iterator i = strips.begin(); i != strips.end(); ++i) {
1146                 if ((*i)->mix_group() == group) {
1147                         (*i)->mix_group_changed(0);
1148                 }
1149         }
1150
1151         TreeModel::iterator i;
1152         TreeModel::Children rows = group_model->children();
1153         Glib::RefPtr<TreeSelection> selection = group_display.get_selection();
1154
1155         in_group_row_change = true;
1156
1157         for (i = rows.begin(); i != rows.end(); ++i) {
1158                 if ((*i)[group_columns.group] == group) {
1159                         (*i)[group_columns.visible] = !group->is_hidden ();
1160                         (*i)[group_columns.active] = group->is_active ();
1161                         (*i)[group_columns.text] = group->name ();
1162                         break;
1163                 }
1164         }
1165
1166         in_group_row_change = false;
1167 }
1168
1169 void
1170 Mixer_UI::mix_group_name_edit (const Glib::ustring& path, const Glib::ustring& new_text)
1171 {
1172         RouteGroup* group;
1173         TreeIter iter;
1174
1175         if ((iter = group_model->get_iter (path))) {
1176
1177                 if ((group = (*iter)[group_columns.group]) == 0) {
1178                         return;
1179                 }
1180
1181                 if (new_text != group->name()) {
1182                         group->set_name (new_text);
1183                 }
1184         }
1185 }
1186
1187 void
1188 Mixer_UI::mix_group_row_change (const Gtk::TreeModel::Path& path,const Gtk::TreeModel::iterator& iter)
1189 {
1190         RouteGroup* group;
1191
1192         if (in_group_row_change) {
1193                 return;
1194         }
1195
1196         if ((group = (*iter)[group_columns.group]) == 0) {
1197                 return;
1198         }
1199
1200         if ((*iter)[group_columns.visible]) {
1201                 for (list<MixerStrip *>::iterator i = strips.begin(); i != strips.end(); ++i) {
1202                         if ((*i)->mix_group() == group) {
1203                                 show_strip (*i);
1204                         }
1205                 }
1206         } else {
1207                 for (list<MixerStrip *>::iterator i = strips.begin(); i != strips.end(); ++i) {
1208                         if ((*i)->mix_group() == group) {
1209                                 hide_strip (*i);
1210                         }
1211                 }
1212         }
1213
1214         bool active = (*iter)[group_columns.active];
1215         group->set_active (active, this);
1216
1217         Glib::ustring name = (*iter)[group_columns.text];
1218
1219         if (name != group->name()) {
1220                 group->set_name (name);
1221         }
1222
1223 }
1224
1225 void
1226 Mixer_UI::add_mix_group (RouteGroup* group)
1227
1228 {
1229         ENSURE_GUI_THREAD(bind (mem_fun(*this, &Mixer_UI::add_mix_group), group));
1230         bool focus = false;
1231
1232         in_group_row_change = true;
1233
1234         TreeModel::Row row = *(group_model->append());
1235         row[group_columns.active] = group->is_active();
1236         row[group_columns.visible] = true;
1237         row[group_columns.group] = group;
1238         if (!group->name().empty()) {
1239                 row[group_columns.text] = group->name();
1240         } else {
1241                 row[group_columns.text] = _("unnamed");
1242                 focus = true;
1243         }
1244
1245         group->FlagsChanged.connect (bind (mem_fun(*this, &Mixer_UI::group_flags_changed), group));
1246
1247         if (focus) {
1248                 TreeViewColumn* col = group_display.get_column (0);
1249                 CellRendererText* name_cell = dynamic_cast<CellRendererText*>(group_display.get_column_cell_renderer (0));
1250                 group_display.set_cursor (group_model->get_path (row), *col, *name_cell, true);
1251         }
1252
1253         in_group_row_change = false;
1254 }
1255
1256 bool
1257 Mixer_UI::strip_scroller_button_release (GdkEventButton* ev)
1258 {
1259         using namespace Menu_Helpers;
1260
1261         if (Keyboard::is_context_menu_event (ev)) {
1262                 ARDOUR_UI::instance()->add_route (this);
1263                 return true;
1264         }
1265
1266         return false;
1267 }
1268
1269 void
1270 Mixer_UI::set_strip_width (Width w)
1271 {
1272         _strip_width = w;
1273
1274         for (list<MixerStrip*>::iterator i = strips.begin(); i != strips.end(); ++i) {
1275                 (*i)->set_width (w, this);
1276         }
1277 }
1278
1279 void
1280 Mixer_UI::set_window_pos_and_size ()
1281 {
1282         resize (m_width, m_height);
1283         move (m_root_x, m_root_y);
1284 }
1285
1286         void
1287 Mixer_UI::get_window_pos_and_size ()
1288 {
1289         get_position(m_root_x, m_root_y);
1290         get_size(m_width, m_height);
1291 }
1292
1293 int
1294 Mixer_UI::set_state (const XMLNode& node)
1295 {
1296         const XMLProperty* prop;
1297         XMLNode* geometry;
1298
1299         m_width = default_width;
1300         m_height = default_height;
1301         m_root_x = 1;
1302         m_root_y = 1;
1303
1304         if ((geometry = find_named_node (node, "geometry")) != 0) {
1305
1306                 XMLProperty* prop;
1307
1308                 if ((prop = geometry->property("x_size")) == 0) {
1309                         prop = geometry->property ("x-size");
1310                 }
1311                 if (prop) {
1312                         m_width = atoi(prop->value());
1313                 }
1314                 if ((prop = geometry->property("y_size")) == 0) {
1315                         prop = geometry->property ("y-size");
1316                 }
1317                 if (prop) {
1318                         m_height = atoi(prop->value());
1319                 }
1320
1321                 if ((prop = geometry->property ("x_pos")) == 0) {
1322                         prop = geometry->property ("x-pos");
1323                 }
1324                 if (prop) {
1325                         m_root_x = atoi (prop->value());
1326
1327                 }
1328                 if ((prop = geometry->property ("y_pos")) == 0) {
1329                         prop = geometry->property ("y-pos");
1330                 }
1331                 if (prop) {
1332                         m_root_y = atoi (prop->value());
1333                 }
1334         }
1335
1336         set_window_pos_and_size ();
1337
1338         if ((prop = node.property ("narrow-strips"))) {
1339                 if (prop->value() == "yes") {
1340                         set_strip_width (Narrow);
1341                 } else {
1342                         set_strip_width (Wide);
1343                 }
1344         }
1345
1346         if ((prop = node.property ("show-mixer"))) {
1347                 if (prop->value() == "yes") {
1348                        _visible = true;
1349                 }
1350         }
1351
1352         return 0;
1353 }
1354
1355 XMLNode&
1356 Mixer_UI::get_state (void)
1357 {
1358         XMLNode* node = new XMLNode ("Mixer");
1359
1360         if (is_realized()) {
1361                 Glib::RefPtr<Gdk::Window> win = get_window();
1362
1363                 get_window_pos_and_size ();
1364
1365                 XMLNode* geometry = new XMLNode ("geometry");
1366                 char buf[32];
1367                 snprintf(buf, sizeof(buf), "%d", m_width);
1368                 geometry->add_property(X_("x_size"), string(buf));
1369                 snprintf(buf, sizeof(buf), "%d", m_height);
1370                 geometry->add_property(X_("y_size"), string(buf));
1371                 snprintf(buf, sizeof(buf), "%d", m_root_x);
1372                 geometry->add_property(X_("x_pos"), string(buf));
1373                 snprintf(buf, sizeof(buf), "%d", m_root_y);
1374                 geometry->add_property(X_("y_pos"), string(buf));
1375
1376                 // written only for compatibility, they are not used.
1377                 snprintf(buf, sizeof(buf), "%d", 0);
1378                 geometry->add_property(X_("x_off"), string(buf));
1379                 snprintf(buf, sizeof(buf), "%d", 0);
1380                 geometry->add_property(X_("y_off"), string(buf));
1381
1382                 snprintf(buf,sizeof(buf), "%d",gtk_paned_get_position (static_cast<Paned*>(&rhs_pane1)->gobj()));
1383                 geometry->add_property(X_("mixer_rhs_pane1_pos"), string(buf));
1384                 snprintf(buf,sizeof(buf), "%d",gtk_paned_get_position (static_cast<Paned*>(&list_hpane)->gobj()));
1385                 geometry->add_property(X_("mixer_list_hpane_pos"), string(buf));
1386
1387                 node->add_child_nocopy (*geometry);
1388         }
1389
1390         node->add_property ("narrow-strips", _strip_width == Narrow ? "yes" : "no");
1391
1392         node->add_property ("show-mixer", _visible ? "yes" : "no");
1393
1394         return *node;
1395 }
1396
1397
1398 void
1399 Mixer_UI::pane_allocation_handler (Allocation& alloc, Gtk::Paned* which)
1400 {
1401         int pos;
1402         XMLProperty* prop = 0;
1403         char buf[32];
1404         XMLNode* node = ARDOUR_UI::instance()->mixer_settings();
1405         XMLNode* geometry;
1406         int width, height;
1407         static int32_t done[3] = { 0, 0, 0 };
1408
1409         width = default_width;
1410         height = default_height;
1411
1412         if ((geometry = find_named_node (*node, "geometry")) != 0) {
1413
1414
1415                 if ((prop = geometry->property ("x_size")) == 0) {
1416                         prop = geometry->property ("x-size");
1417                 }
1418                 if (prop) {
1419                         width = atoi (prop->value());
1420                 }
1421                 if ((prop = geometry->property ("y_size")) == 0) {
1422                         prop = geometry->property ("y-size");
1423                 }
1424                 if (prop) {
1425                         height = atoi (prop->value());
1426                 }
1427         }
1428
1429         if (which == static_cast<Gtk::Paned*> (&rhs_pane1)) {
1430
1431                 if (done[0]) {
1432                         return;
1433                 }
1434
1435                 if (!geometry || (prop = geometry->property("mixer_rhs_pane1_pos")) == 0) {
1436                         pos = height / 3;
1437                         snprintf (buf, sizeof(buf), "%d", pos);
1438                 } else {
1439                         pos = atoi (prop->value());
1440                 }
1441
1442                 if ((done[0] = GTK_WIDGET(rhs_pane1.gobj())->allocation.height > pos)) {
1443                         rhs_pane1.set_position (pos);
1444                 }
1445
1446         } else if (which == static_cast<Gtk::Paned*> (&list_hpane)) {
1447
1448                 if (done[2]) {
1449                         return;
1450                 }
1451
1452                 if (!geometry || (prop = geometry->property("mixer_list_hpane_pos")) == 0) {
1453                         pos = 75;
1454                         snprintf (buf, sizeof(buf), "%d", pos);
1455                 } else {
1456                         pos = atoi (prop->value());
1457                 }
1458
1459                 if ((done[2] = GTK_WIDGET(list_hpane.gobj())->allocation.width > pos)) {
1460                         list_hpane.set_position (pos);
1461                 }
1462         }
1463 }
1464
1465 bool
1466 Mixer_UI::on_key_press_event (GdkEventKey* ev)
1467 {
1468         return key_press_focus_accelerator_handler (*this, ev);
1469 }