gtk2_ardour/route_ui.cc

   1 /*
   2     Copyright (C) 2002-2006 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 <gtkmm2ext/gtk_ui.h>
  21 #include <gtkmm2ext/stop_signal.h>
  22 #include <gtkmm2ext/choice.h>
  23 #include <gtkmm2ext/doi.h>
  24 #include <gtkmm2ext/bindable_button.h>
  25 #include <gtkmm2ext/barcontroller.h>
  26 #include <gtkmm2ext/gtk_ui.h>
  27
  28 #include "ardour/route_group.h"
  29 #include "ardour/dB.h"
  30 #include "pbd/memento_command.h"
  31 #include "pbd/stacktrace.h"
  32 #include "pbd/controllable.h"
  33 #include "pbd/enumwriter.h"
  34
  35 #include "ardour_ui.h"
  36 #include "editor.h"
  37 #include "route_ui.h"
  38 #include "keyboard.h"
  39 #include "utils.h"
  40 #include "prompter.h"
  41 #include "gui_thread.h"
  42 #include "ardour_dialog.h"
  43 #include "latency_gui.h"
  44 #include "mixer_strip.h"
  45 #include "automation_time_axis.h"
  46 #include "route_time_axis.h"
  47
  48 #include "ardour/route.h"
  49 #include "ardour/event_type_map.h"
  50 #include "ardour/session.h"
  51 #include "ardour/audioengine.h"
  52 #include "ardour/audio_track.h"
  53 #include "ardour/audio_diskstream.h"
  54 #include "ardour/midi_track.h"
  55 #include "ardour/midi_diskstream.h"
  56 #include "ardour/template_utils.h"
  57 #include "ardour/filename_extensions.h"
  58 #include "ardour/directory_names.h"
  59 #include "ardour/profile.h"
  60
  61 #include "i18n.h"
  62 using namespace Gtk;
  63 using namespace Gtkmm2ext;
  64 using namespace ARDOUR;
  65 using namespace PBD;
  66
  67 RouteUI::RouteUI (ARDOUR::Session* sess)
  68         : AxisView(sess)
  69 {
  70         init ();
  71 }
  72
  73 RouteUI::RouteUI (boost::shared_ptr<ARDOUR::Route> rt, ARDOUR::Session* sess)
  74         : AxisView(sess)
  75 {
  76         init ();
  77         set_route (rt);
  78 }
  79
  80 RouteUI::~RouteUI()
  81 {
  82         _route.reset (); /* drop reference to route, so that it can be cleaned up */
  83         route_connections.drop_connections ();
  84
  85         delete solo_menu;
  86         delete mute_menu;
  87         delete sends_menu;
  88 }
  89
  90 void
  91 RouteUI::init ()
  92 {
  93         self_destruct = true;
  94         xml_node = 0;
  95         mute_menu = 0;
  96         solo_menu = 0;
  97         sends_menu = 0;
  98         pre_fader_mute_check = 0;
  99         post_fader_mute_check = 0;
 100         listen_mute_check = 0;
 101         main_mute_check = 0;
 102         ignore_toggle = false;
 103         _solo_release = 0;
 104         _mute_release = 0;
 105         route_active_menu_item = 0;
 106         polarity_menu_item = 0;
 107         denormal_menu_item = 0;
 108         multiple_mute_change = false;
 109         multiple_solo_change = false;
 110
 111         mute_button = manage (new BindableToggleButton ());
 112         mute_button->set_self_managed (true);
 113         mute_button->set_name ("MuteButton");
 114         mute_button->add (mute_button_label);
 115         mute_button_label.show ();
 116         UI::instance()->set_tip (mute_button, _("Mute this track"), "");
 117
 118         solo_button = manage (new BindableToggleButton ());
 119         solo_button->set_self_managed (true);
 120         solo_button->set_name ("SoloButton");
 121         solo_button->add (solo_button_label);
 122         solo_button_label.show ();
 123         UI::instance()->set_tip (solo_button, _("Mute other (non-soloed) tracks"), "");
 124         solo_button->set_no_show_all (true);
 125
 126         rec_enable_button = manage (new BindableToggleButton ());
 127         rec_enable_button->set_name ("RecordEnableButton");
 128         rec_enable_button->set_self_managed (true);
 129         rec_enable_button->add (rec_enable_button_label);
 130         rec_enable_button_label.show ();
 131         UI::instance()->set_tip (rec_enable_button, _("Enable recording on this track"), "");
 132
 133         show_sends_button = manage (new BindableToggleButton (""));
 134         show_sends_button->set_name ("SendAlert");
 135         show_sends_button->set_self_managed (true);
 136         UI::instance()->set_tip (show_sends_button, _("make mixer strips show sends to this bus"), "");
 137
 138         _session->SoloChanged.connect (_session_connections, boost::bind (&RouteUI::solo_changed_so_update_mute, this), gui_context());
 139         _session->TransportStateChange.connect (_session_connections, boost::bind (&RouteUI::check_rec_enable_sensitivity, this), gui_context());
 140         _session->RecordStateChanged.connect (_session_connections, boost::bind (&RouteUI::session_rec_enable_changed, this), gui_context());
 141
 142         Config->ParameterChanged.connect (*this, ui_bind (&RouteUI::parameter_changed, this, _1), gui_context());
 143
 144         rec_enable_button->signal_button_press_event().connect (sigc::mem_fun(*this, &RouteUI::rec_enable_press), false);
 145         rec_enable_button->signal_button_release_event().connect (sigc::mem_fun(*this, &RouteUI::rec_enable_release), false);
 146
 147         show_sends_button->signal_button_press_event().connect (sigc::mem_fun(*this, &RouteUI::show_sends_press), false);
 148         show_sends_button->signal_button_release_event().connect (sigc::mem_fun(*this, &RouteUI::show_sends_release));
 149
 150         solo_button->signal_button_press_event().connect (sigc::mem_fun(*this, &RouteUI::solo_press), false);
 151         solo_button->signal_button_release_event().connect (sigc::mem_fun(*this, &RouteUI::solo_release), false);
 152         mute_button->signal_button_press_event().connect (sigc::mem_fun(*this, &RouteUI::mute_press), false);
 153         mute_button->signal_button_release_event().connect (sigc::mem_fun(*this, &RouteUI::mute_release), false);
 154 }
 155
 156 void
 157 RouteUI::reset ()
 158 {
 159         route_connections.drop_connections ();
 160
 161         delete solo_menu;
 162         solo_menu = 0;
 163
 164         delete mute_menu;
 165         mute_menu = 0;
 166
 167         if (xml_node) {
 168                 /* do not delete the node - its owned by the route */
 169                 xml_node = 0;
 170         }
 171
 172         route_active_menu_item = 0;
 173         polarity_menu_item = 0;
 174         denormal_menu_item = 0;
 175 }
 176
 177 void
 178 RouteUI::self_delete ()
 179 {
 180         /* This may be called from a non-GUI thread. Keep it safe */
 181
 182         delete_when_idle (this);
 183 }
 184
 185 void
 186 RouteUI::set_route (boost::shared_ptr<Route> rp)
 187 {
 188         reset ();
 189
 190         _route = rp;
 191
 192         if (set_color_from_route()) {
 193                 set_color (unique_random_color());
 194         }
 195
 196         if (self_destruct) {
 197                 rp->DropReferences.connect (route_connections, boost::bind (&RouteUI::self_delete, this), gui_context());
 198         }
 199
 200         mute_button->set_controllable (_route->mute_control());
 201         solo_button->set_controllable (_route->solo_control());
 202
 203         _route->active_changed.connect (route_connections, boost::bind (&RouteUI::route_active_changed, this), gui_context());
 204         _route->mute_changed.connect (route_connections, ui_bind (&RouteUI::mute_changed, this, _1), gui_context());
 205         _route->solo_changed.connect (route_connections, ui_bind (&RouteUI::solo_changed, this, _1), gui_context());
 206         _route->listen_changed.connect (route_connections, ui_bind (&RouteUI::listen_changed, this, _1), gui_context());
 207         _route->solo_isolated_changed.connect (route_connections, ui_bind (&RouteUI::solo_changed, this, _1), gui_context());
 208         _route->PropertyChanged.connect (route_connections, ui_bind (&RouteUI::property_changed, this, _1), gui_context());
 209
 210         if (_session->writable() && is_track()) {
 211                 boost::shared_ptr<Track> t = boost::dynamic_pointer_cast<Track>(_route);
 212
 213                 t->diskstream()->RecordEnableChanged.connect (route_connections, boost::bind (&RouteUI::route_rec_enable_changed, this), gui_context());
 214
 215                 rec_enable_button->show();
 216                 rec_enable_button->set_controllable (t->rec_enable_control());
 217
 218                 update_rec_display ();
 219         }
 220
 221         mute_button->unset_flags (Gtk::CAN_FOCUS);
 222         solo_button->unset_flags (Gtk::CAN_FOCUS);
 223
 224         mute_button->show();
 225
 226         if (_route->is_control()) {
 227                 solo_button->hide ();
 228         } else {
 229                 solo_button->show();
 230         }
 231
 232         /* map the current state */
 233
 234         mute_changed (0);
 235         solo_changed (0);
 236
 237         map_frozen ();
 238 }
 239
 240 bool
 241 RouteUI::mute_press (GdkEventButton* ev)
 242 {
 243         if (ev->type == GDK_2BUTTON_PRESS || ev->type == GDK_3BUTTON_PRESS ) {
 244                 return true;
 245         }
 246
 247         multiple_mute_change = false;
 248
 249         if (!ignore_toggle) {
 250
 251                 if (Keyboard::is_context_menu_event (ev)) {
 252
 253                         if (mute_menu == 0){
 254                                 build_mute_menu();
 255                         }
 256
 257                         mute_menu->popup(0,ev->time);
 258
 259                 } else {
 260
 261                         if (Keyboard::is_button2_event (ev)) {
 262                                 // Primary-button2 click is the midi binding click
 263                                 // button2-click is "momentary"
 264
 265                                 if (Keyboard::modifier_state_equals (ev->state, Keyboard::ModifierMask (Keyboard::PrimaryModifier))) {
 266                                         return false;
 267                                 }
 268
 269                                 _mute_release = new SoloMuteRelease (_route->muted ());
 270                         }
 271
 272                         if (ev->button == 1 || Keyboard::is_button2_event (ev)) {
 273
 274                                 if (Keyboard::modifier_state_equals (ev->state, Keyboard::ModifierMask (Keyboard::PrimaryModifier|Keyboard::TertiaryModifier))) {
 275
 276                                         if (_mute_release) {
 277                                                 _mute_release->routes = _session->get_routes ();
 278                                         }
 279
 280                                         _session->set_mute (_session->get_routes(), !_route->muted());
 281
 282                                 } else if (Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
 283
 284                                         /* Primary-button1 applies change to the mix group even if it is not active
 285                                            NOTE: Primary-button2 is MIDI learn.
 286                                         */
 287
 288                                         if (ev->button == 1 && _route->route_group()) {
 289                                                 if (_mute_release) {
 290                                                         _mute_release->routes = _session->get_routes ();
 291                                                 }
 292
 293                                                 _session->set_mute (_session->get_routes(), !_route->muted(), Session::rt_cleanup, true);
 294                                         }
 295
 296                                 } else {
 297
 298                                         /* plain click applies change to this route */
 299
 300                                         boost::shared_ptr<RouteList> rl (new RouteList);
 301                                         rl->push_back (_route);
 302
 303                                         if (_mute_release) {
 304                                                 _mute_release->routes = rl;
 305                                         }
 306
 307                                         _session->set_mute (rl, !_route->muted());
 308
 309                                 }
 310                         }
 311                 }
 312
 313         }
 314
 315         return true;
 316 }
 317
 318 bool
 319 RouteUI::mute_release (GdkEventButton*)
 320 {
 321         if (!ignore_toggle) {
 322                 if (_mute_release){
 323                         _session->set_mute (_mute_release->routes, _mute_release->active, Session::rt_cleanup, true);
 324                         delete _mute_release;
 325                         _mute_release = 0;
 326                 }
 327         }
 328
 329         return true;
 330 }
 331
 332 bool
 333 RouteUI::solo_press(GdkEventButton* ev)
 334 {
 335         /* ignore double/triple clicks */
 336
 337         if (ev->type == GDK_2BUTTON_PRESS || ev->type == GDK_3BUTTON_PRESS ) {
 338                 return true;
 339         }
 340
 341         multiple_solo_change = false;
 342
 343         if (!ignore_toggle) {
 344
 345                 if (Keyboard::is_context_menu_event (ev)) {
 346
 347                         if (solo_menu == 0) {
 348                                 build_solo_menu ();
 349                         }
 350
 351                         solo_menu->popup (1, ev->time);
 352
 353                 } else {
 354
 355                         if (Keyboard::is_button2_event (ev)) {
 356
 357                                 // Primary-button2 click is the midi binding click
 358                                 // button2-click is "momentary"
 359
 360                                 if (Keyboard::modifier_state_equals (ev->state, Keyboard::ModifierMask (Keyboard::PrimaryModifier))) {
 361                                         return false;
 362                                 }
 363
 364                                 _solo_release = new SoloMuteRelease (_route->soloed());
 365                         }
 366
 367                         if (ev->button == 1 || Keyboard::is_button2_event (ev)) {
 368
 369                                 if (Keyboard::modifier_state_equals (ev->state, Keyboard::ModifierMask (Keyboard::PrimaryModifier|Keyboard::TertiaryModifier))) {
 370
 371                                         /* Primary-Tertiary-click applies change to all routes */
 372
 373                                         if (_solo_release) {
 374                                                 _solo_release->routes = _session->get_routes ();
 375                                         }
 376
 377                                         if (Config->get_solo_control_is_listen_control()) {
 378                                                 _session->set_listen (_session->get_routes(), !_route->listening(),  Session::rt_cleanup, true);
 379                                         } else {
 380                                                 _session->set_solo (_session->get_routes(), !_route->soloed(),  Session::rt_cleanup, true);
 381                                         }
 382
 383                                 } else if (Keyboard::modifier_state_contains (ev->state, Keyboard::ModifierMask (Keyboard::PrimaryModifier|Keyboard::SecondaryModifier))) {
 384
 385                                         // Primary-Secondary-click: exclusively solo this track
 386
 387                                         if (_solo_release) {
 388                                                 _solo_release->exclusive = true;
 389
 390                                                 boost::shared_ptr<RouteList> routes = _session->get_routes();
 391
 392                                                 for (RouteList::iterator i = routes->begin(); i != routes->end(); ++i) {
 393                                                         if ((*i)->soloed ()) {
 394                                                                 _solo_release->routes_on->push_back (*i);
 395                                                         } else {
 396                                                                 _solo_release->routes_off->push_back (*i);
 397                                                         }
 398                                                 }
 399                                         }
 400
 401                                         if (Config->get_solo_control_is_listen_control()) {
 402                                                 /* ??? we need a just_one_listen() method */
 403                                         } else {
 404                                                 _session->set_just_one_solo (_route, true);
 405                                         }
 406
 407                                 } else if (Keyboard::modifier_state_equals (ev->state, Keyboard::TertiaryModifier)) {
 408
 409                                         // shift-click: toggle solo isolated status
 410
 411                                         _route->set_solo_isolated (!_route->solo_isolated(), this);
 412                                         delete _solo_release;
 413                                         _solo_release = 0;
 414
 415                                 } else if (Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
 416
 417                                         /* Primary-button1: solo mix group.
 418                                            NOTE: Primary-button2 is MIDI learn.
 419                                         */
 420
 421                                         if (ev->button == 1 && _route->route_group()) {
 422
 423                                                 if (_solo_release) {
 424                                                         _solo_release->routes = _route->route_group()->route_list();
 425                                                 }
 426
 427                                                 if (Config->get_solo_control_is_listen_control()) {
 428                                                         _session->set_listen (_route->route_group()->route_list(), !_route->listening(),  Session::rt_cleanup, true);
 429                                                 } else {
 430                                                         _session->set_solo (_route->route_group()->route_list(), !_route->soloed(),  Session::rt_cleanup, true);
 431                                                 }
 432                                         }
 433
 434                                 } else {
 435
 436                                         /* click: solo this route */
 437
 438                                         boost::shared_ptr<RouteList> rl (new RouteList);
 439                                         rl->push_back (route());
 440
 441                                         if (_solo_release) {
 442                                                 _solo_release->routes = rl;
 443                                         }
 444
 445                                         if (Config->get_solo_control_is_listen_control()) {
 446                                                 _session->set_listen (rl, !_route->listening());
 447                                         } else {
 448                                                 _session->set_solo (rl, !_route->soloed());
 449                                         }
 450                                 }
 451                         }
 452                 }
 453         }
 454
 455         return true;
 456 }
 457
 458 bool
 459 RouteUI::solo_release (GdkEventButton*)
 460 {
 461         if (!ignore_toggle) {
 462
 463                 if (_solo_release) {
 464
 465                         if (_solo_release->exclusive) {
 466
 467                         } else {
 468                                 _session->set_solo (_solo_release->routes, _solo_release->active, Session::rt_cleanup, true);
 469                         }
 470
 471                         delete _solo_release;
 472                         _solo_release = 0;
 473                 }
 474         }
 475
 476         return true;
 477 }
 478
 479 bool
 480 RouteUI::rec_enable_press(GdkEventButton* ev)
 481 {
 482         if (ev->type == GDK_2BUTTON_PRESS || ev->type == GDK_3BUTTON_PRESS ) {
 483                 return true;
 484         }
 485
 486         if (!_session->engine().connected()) {
 487                 MessageDialog msg (_("Not connected to JACK - cannot engage record"));
 488                 msg.run ();
 489                 return true;
 490         }
 491
 492         if (!ignore_toggle && is_track() && rec_enable_button) {
 493
 494                 if (Keyboard::is_button2_event (ev) && Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
 495
 496                         // do nothing on midi sigc::bind event
 497                         return false;
 498
 499                 } else if (Keyboard::modifier_state_equals (ev->state, Keyboard::ModifierMask (Keyboard::PrimaryModifier|Keyboard::TertiaryModifier))) {
 500
 501                         _session->set_record_enable (_session->get_routes(), !rec_enable_button->get_active());
 502
 503                 } else if (Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
 504
 505                         /* Primary-button1 applies change to the route group (even if it is not active)
 506                            NOTE: Primary-button2 is MIDI learn.
 507                         */
 508                         if (ev->button == 1 && _route->route_group()) {
 509                                 _session->set_record_enable (_route->route_group()->route_list(), !rec_enable_button->get_active(), Session::rt_cleanup, true);
 510                         }
 511
 512                 } else if (Keyboard::is_context_menu_event (ev)) {
 513
 514                         /* do this on release */
 515
 516                 } else {
 517
 518                         boost::shared_ptr<RouteList> rl (new RouteList);
 519                         rl->push_back (route());
 520                         _session->set_record_enable (rl, !rec_enable_button->get_active());
 521                 }
 522         }
 523
 524         return true;
 525 }
 526
 527 bool
 528 RouteUI::rec_enable_release (GdkEventButton*)
 529 {
 530         return true;
 531 }
 532
 533 void
 534 RouteUI::build_sends_menu ()
 535 {
 536         using namespace Menu_Helpers;
 537
 538         sends_menu = new Menu;
 539         sends_menu->set_name ("ArdourContextMenu");
 540         MenuList& items = sends_menu->items();
 541
 542         items.push_back (MenuElem(_("Assign all tracks (prefader)"), sigc::bind (sigc::mem_fun (*this, &RouteUI::create_sends), PreFader)));
 543         items.push_back (MenuElem(_("Assign all tracks (postfader)"), sigc::bind (sigc::mem_fun (*this, &RouteUI::create_sends), PostFader)));
 544         items.push_back (MenuElem(_("Assign selected tracks (prefader)"), sigc::bind (sigc::mem_fun (*this, &RouteUI::create_selected_sends), PreFader)));
 545         items.push_back (MenuElem(_("Assign selected tracks (postfader)"), sigc::bind (sigc::mem_fun (*this, &RouteUI::create_selected_sends), PostFader)));
 546         items.push_back (MenuElem(_("Copy track gains to sends"), sigc::mem_fun (*this, &RouteUI::set_sends_gain_from_track)));
 547         items.push_back (MenuElem(_("Set sends gain to -inf"), sigc::mem_fun (*this, &RouteUI::set_sends_gain_to_zero)));
 548         items.push_back (MenuElem(_("Set sends gain to 0dB"), sigc::mem_fun (*this, &RouteUI::set_sends_gain_to_unity)));
 549
 550 }
 551
 552 void
 553 RouteUI::create_sends (Placement p)
 554 {
 555         _session->globally_add_internal_sends (_route, p);
 556 }
 557
 558 void
 559 RouteUI::create_selected_sends (Placement p)
 560 {
 561         boost::shared_ptr<RouteList> rlist (new RouteList);
 562         TrackSelection& selected_tracks (ARDOUR_UI::instance()->the_editor().get_selection().tracks);
 563
 564         for (TrackSelection::iterator i = selected_tracks.begin(); i != selected_tracks.end(); ++i) {
 565                 RouteTimeAxisView* rtv;
 566                 RouteUI* rui;
 567                 if ((rtv = dynamic_cast<RouteTimeAxisView*>(*i)) != 0) {
 568                         if ((rui = dynamic_cast<RouteUI*>(rtv)) != 0) {
 569                                 if (boost::dynamic_pointer_cast<AudioTrack>(rui->route())) {
 570                                         rlist->push_back (rui->route());
 571                                 }
 572                         }
 573                 }
 574         }
 575
 576         _session->add_internal_sends (_route, p, rlist);
 577 }
 578
 579 void
 580 RouteUI::set_sends_gain_from_track ()
 581 {
 582         _session->globally_set_send_gains_from_track (_route);
 583 }
 584
 585 void
 586 RouteUI::set_sends_gain_to_zero ()
 587 {
 588         _session->globally_set_send_gains_to_zero (_route);
 589 }
 590
 591 void
 592 RouteUI::set_sends_gain_to_unity ()
 593 {
 594         _session->globally_set_send_gains_to_unity (_route);
 595 }
 596
 597 bool
 598 RouteUI::show_sends_press(GdkEventButton* ev)
 599 {
 600         if (ev->type == GDK_2BUTTON_PRESS || ev->type == GDK_3BUTTON_PRESS ) {
 601                 return true;
 602         }
 603
 604         if (!ignore_toggle && !is_track() && show_sends_button) {
 605
 606                 if (Keyboard::is_button2_event (ev) && Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
 607
 608                         // do nothing on midi sigc::bind event
 609                         return false;
 610
 611                 } else if (Keyboard::is_context_menu_event (ev)) {
 612
 613                         if (sends_menu == 0) {
 614                                 build_sends_menu ();
 615                         }
 616
 617                         sends_menu->popup (0, ev->time);
 618
 619                 } else {
 620
 621                         /* change button state */
 622
 623                         show_sends_button->set_active (!show_sends_button->get_active());
 624
 625                         /* start blinking */
 626
 627                         if (show_sends_button->get_active()) {
 628                                 /* show sends to this bus */
 629                                 MixerStrip::SwitchIO (_route);
 630                                 send_blink_connection = ARDOUR_UI::instance()->Blink.connect (sigc::mem_fun(*this, &RouteUI::send_blink));
 631                         } else {
 632                                 /* everybody back to normal */
 633                                 send_blink_connection.disconnect ();
 634                                 MixerStrip::SwitchIO (boost::shared_ptr<Route>());
 635                         }
 636
 637                 }
 638         }
 639
 640         return true;
 641 }
 642
 643 bool
 644 RouteUI::show_sends_release (GdkEventButton*)
 645 {
 646         return true;
 647 }
 648
 649 void
 650 RouteUI::send_blink (bool onoff)
 651 {
 652         if (!show_sends_button) {
 653                 return;
 654         }
 655
 656         if (onoff) {
 657                 show_sends_button->set_state (STATE_ACTIVE);
 658         } else {
 659                 show_sends_button->set_state (STATE_NORMAL);
 660         }
 661 }
 662
 663 void
 664 RouteUI::solo_changed(void* /*src*/)
 665 {
 666         Gtkmm2ext::UI::instance()->call_slot (boost::bind (&RouteUI::update_solo_display, this));
 667 }
 668
 669
 670 void
 671 RouteUI::listen_changed(void* /*src*/)
 672 {
 673         Gtkmm2ext::UI::instance()->call_slot (boost::bind (&RouteUI::update_solo_display, this));
 674 }
 675
 676 int
 677 RouteUI::solo_visual_state (boost::shared_ptr<Route> r)
 678 {
 679         if (r->is_master() || r->is_control()) {
 680                 return 0;
 681         }
 682
 683         if (Config->get_solo_control_is_listen_control()) {
 684
 685                 if (r->listening()) {
 686                         return 1;
 687                 } else {
 688                         return 0;
 689                 }
 690
 691         }
 692
 693         if (r->soloed()) {
 694                 return 1;
 695         } else {
 696                 return 0;
 697         }
 698 }
 699
 700 int
 701 RouteUI::solo_visual_state_with_isolate (boost::shared_ptr<Route> r)
 702 {
 703         if (r->is_master() || r->is_control()) {
 704                 return 0;
 705         }
 706
 707         if (Config->get_solo_control_is_listen_control()) {
 708
 709                 if (r->listening()) {
 710                         return 1;
 711                 } else {
 712                         return 0;
 713                 }
 714
 715         }
 716
 717         if (r->solo_isolated()) {
 718                 return 2;
 719         } else if (r->soloed()) {
 720                 return 1;
 721         } else {
 722                 return 0;
 723         }
 724 }
 725
 726 int
 727 RouteUI::solo_isolate_visual_state (boost::shared_ptr<Route> r)
 728 {
 729         if (r->is_master() || r->is_control()) {
 730                 return 0;
 731         }
 732
 733         if (r->solo_isolated()) {
 734                         return 1;
 735         } else {
 736                 return 0;
 737         }
 738 }
 739
 740 void
 741 RouteUI::update_solo_display ()
 742 {
 743         bool x;
 744
 745         if (Config->get_solo_control_is_listen_control()) {
 746
 747                 if (solo_button->get_active() != (x = _route->listening())) {
 748                         ignore_toggle = true;
 749                         solo_button->set_active(x);
 750                         ignore_toggle = false;
 751                 }
 752
 753         } else {
 754
 755                 if (solo_button->get_active() != (x = _route->soloed())) {
 756                         ignore_toggle = true;
 757                         solo_button->set_active (x);
 758                         ignore_toggle = false;
 759                 }
 760
 761         }
 762
 763         solo_button->set_visual_state (solo_visual_state_with_isolate (_route));
 764 }
 765
 766 void
 767 RouteUI::solo_changed_so_update_mute ()
 768 {
 769         update_mute_display ();
 770 }
 771
 772 void
 773 RouteUI::mute_changed(void* /*src*/)
 774 {
 775         update_mute_display ();
 776 }
 777
 778 int
 779 RouteUI::mute_visual_state (Session* s, boost::shared_ptr<Route> r)
 780 {
 781         if (r->is_master() || r->is_control()) {
 782                 return 0;
 783         }
 784
 785         if (Config->get_show_solo_mutes()) {
 786
 787                 if (r->muted ()) {
 788                         /* full mute */
 789                         return 2;
 790                 } else if (s->soloing() && !r->soloed() && !r->solo_isolated()) {
 791                         /* mute-because-not-soloed */
 792                         return 1;
 793                 } else {
 794                         /* no mute at all */
 795                         return 0;
 796                 }
 797
 798         } else {
 799
 800                 if (r->muted()) {
 801                         /* full mute */
 802                         return 2;
 803                 } else {
 804                         /* no mute at all */
 805                         return 0;
 806                 }
 807         }
 808
 809         return 0;
 810 }
 811
 812 void
 813 RouteUI::update_mute_display ()
 814 {
 815         if (!_route) {
 816                 return;
 817         }
 818
 819         bool model = _route->muted();
 820         bool view = mute_button->get_active();
 821
 822         /* first make sure the button's "depressed" visual
 823            is correct.
 824         */
 825
 826         if (model != view) {
 827                 ignore_toggle = true;
 828                 mute_button->set_active (model);
 829                 ignore_toggle = false;
 830         }
 831
 832         mute_button->set_visual_state (mute_visual_state (_session, _route));
 833 }
 834
 835 void
 836 RouteUI::route_rec_enable_changed ()
 837 {
 838         Gtkmm2ext::UI::instance()->call_slot (boost::bind (&RouteUI::update_rec_display, this));
 839 }
 840
 841 void
 842 RouteUI::session_rec_enable_changed ()
 843 {
 844         update_rec_display ();
 845 }
 846
 847 void
 848 RouteUI::update_rec_display ()
 849 {
 850         if (!rec_enable_button || !_route) {
 851                 return;
 852         }
 853
 854         bool model = _route->record_enabled();
 855         bool view = rec_enable_button->get_active();
 856
 857         /* first make sure the button's "depressed" visual
 858            is correct.
 859         */
 860
 861         if (model != view) {
 862                 ignore_toggle = true;
 863                 rec_enable_button->set_active (model);
 864                 ignore_toggle = false;
 865         }
 866
 867         /* now make sure its color state is correct */
 868
 869         if (model) {
 870
 871                 switch (_session->record_status ()) {
 872                 case Session::Recording:
 873                         rec_enable_button->set_visual_state (1);
 874                         break;
 875
 876                 case Session::Disabled:
 877                 case Session::Enabled:
 878                         rec_enable_button->set_visual_state (2);
 879                         break;
 880
 881                 }
 882
 883         } else {
 884                 rec_enable_button->set_visual_state (0);
 885         }
 886
 887         check_rec_enable_sensitivity ();
 888 }
 889
 890 void
 891 RouteUI::build_solo_menu (void)
 892 {
 893         using namespace Menu_Helpers;
 894
 895         solo_menu = new Menu;
 896         solo_menu->set_name ("ArdourContextMenu");
 897         MenuList& items = solo_menu->items();
 898         CheckMenuItem* check;
 899
 900         check = new CheckMenuItem(_("Solo Isolate"));
 901         check->set_active (_route->solo_isolated());
 902         check->signal_toggled().connect (sigc::bind (sigc::mem_fun (*this, &RouteUI::toggle_solo_isolated), check));
 903         _route->solo_isolated_changed.connect (route_connections, ui_bind (&RouteUI::solo_isolated_toggle, this, _1, check), gui_context());
 904         items.push_back (CheckMenuElem(*check));
 905         check->show_all();
 906
 907         check = new CheckMenuItem(_("Solo Safe"));
 908         check->set_active (_route->solo_safe());
 909         check->signal_toggled().connect (sigc::bind (sigc::mem_fun (*this, &RouteUI::toggle_solo_safe), check));
 910         _route->solo_safe_changed.connect (route_connections, ui_bind (&RouteUI::solo_safe_toggle, this, _1, check), gui_context());
 911         items.push_back (CheckMenuElem(*check));
 912         check->show_all();
 913
 914         //items.push_back (SeparatorElem());
 915         // items.push_back (MenuElem (_("MIDI Bind"), sigc::mem_fun (*mute_button, &BindableToggleButton::midi_learn)));
 916
 917 }
 918
 919 void
 920 RouteUI::build_mute_menu(void)
 921 {
 922         using namespace Menu_Helpers;
 923
 924         mute_menu = new Menu;
 925         mute_menu->set_name ("ArdourContextMenu");
 926
 927         MenuList& items = mute_menu->items();
 928
 929         pre_fader_mute_check = manage (new CheckMenuItem(_("Pre Fader")));
 930         init_mute_menu(MuteMaster::PreFader, pre_fader_mute_check);
 931         pre_fader_mute_check->signal_toggled().connect(sigc::bind (sigc::mem_fun (*this, &RouteUI::toggle_mute_menu), MuteMaster::PreFader, pre_fader_mute_check));
 932         items.push_back (CheckMenuElem(*pre_fader_mute_check));
 933         pre_fader_mute_check->show_all();
 934
 935         post_fader_mute_check = manage (new CheckMenuItem(_("Post Fader")));
 936         init_mute_menu(MuteMaster::PostFader, post_fader_mute_check);
 937         post_fader_mute_check->signal_toggled().connect(sigc::bind (sigc::mem_fun (*this, &RouteUI::toggle_mute_menu), MuteMaster::PostFader, post_fader_mute_check));
 938         items.push_back (CheckMenuElem(*post_fader_mute_check));
 939         post_fader_mute_check->show_all();
 940
 941         listen_mute_check = manage (new CheckMenuItem(_("Control Outs")));
 942         init_mute_menu(MuteMaster::Listen, listen_mute_check);
 943         listen_mute_check->signal_toggled().connect(sigc::bind (sigc::mem_fun (*this, &RouteUI::toggle_mute_menu), MuteMaster::Listen, listen_mute_check));
 944         items.push_back (CheckMenuElem(*listen_mute_check));
 945         listen_mute_check->show_all();
 946
 947         main_mute_check = manage (new CheckMenuItem(_("Main Outs")));
 948         init_mute_menu(MuteMaster::Main, main_mute_check);
 949         main_mute_check->signal_toggled().connect(sigc::bind (sigc::mem_fun (*this, &RouteUI::toggle_mute_menu), MuteMaster::Main, main_mute_check));
 950         items.push_back (CheckMenuElem(*main_mute_check));
 951         main_mute_check->show_all();
 952
 953         //items.push_back (SeparatorElem());
 954         // items.push_back (MenuElem (_("MIDI Bind"), sigc::mem_fun (*mute_button, &BindableToggleButton::midi_learn)));
 955
 956         _route->mute_points_changed.connect (route_connections, boost::bind (&RouteUI::muting_change, this), gui_context());
 957 }
 958
 959 void
 960 RouteUI::init_mute_menu(MuteMaster::MutePoint mp, CheckMenuItem* check)
 961 {
 962         check->set_active (_route->mute_points() & mp);
 963 }
 964
 965 void
 966 RouteUI::toggle_mute_menu(MuteMaster::MutePoint mp, Gtk::CheckMenuItem* check)
 967 {
 968         if (check->get_active()) {
 969                 _route->set_mute_points (MuteMaster::MutePoint (_route->mute_points() | mp));
 970         } else {
 971                 _route->set_mute_points (MuteMaster::MutePoint (_route->mute_points() & ~mp));
 972         }
 973 }
 974
 975 void
 976 RouteUI::muting_change ()
 977 {
 978         ENSURE_GUI_THREAD (*this, &RouteUI::muting_change)
 979
 980         bool yn;
 981         MuteMaster::MutePoint current = _route->mute_points ();
 982
 983         yn = (current & MuteMaster::PreFader);
 984
 985         if (pre_fader_mute_check->get_active() != yn) {
 986                 pre_fader_mute_check->set_active (yn);
 987         }
 988
 989         yn = (current & MuteMaster::PostFader);
 990
 991         if (post_fader_mute_check->get_active() != yn) {
 992                 post_fader_mute_check->set_active (yn);
 993         }
 994
 995         yn = (current & MuteMaster::Listen);
 996
 997         if (listen_mute_check->get_active() != yn) {
 998                 listen_mute_check->set_active (yn);
 999         }
1000
1001         yn = (current & MuteMaster::Main);
1002
1003         if (main_mute_check->get_active() != yn) {
1004                 main_mute_check->set_active (yn);
1005         }
1006 }
1007
1008 void
1009 RouteUI::toggle_solo_isolated (Gtk::CheckMenuItem* check)
1010 {
1011         _route->set_solo_isolated (check->get_active(), this);
1012 }
1013
1014 void
1015 RouteUI::toggle_solo_safe (Gtk::CheckMenuItem* check)
1016 {
1017         _route->set_solo_safe (check->get_active(), this);
1018 }
1019
1020 bool
1021 RouteUI::choose_color()
1022 {
1023         bool picked;
1024         Gdk::Color color;
1025
1026         color = Gtkmm2ext::UI::instance()->get_color (_("ardour: color selection"), picked, &_color);
1027
1028         if (picked) {
1029                 set_color (color);
1030         }
1031
1032         return picked;
1033 }
1034
1035 void
1036 RouteUI::set_color (const Gdk::Color & c)
1037 {
1038         char buf[64];
1039
1040         _color = c;
1041
1042         ensure_xml_node ();
1043         snprintf (buf, sizeof (buf), "%d:%d:%d", c.get_red(), c.get_green(), c.get_blue());
1044         xml_node->add_property ("color", buf);
1045
1046         _route->gui_changed ("color", (void *) 0); /* EMIT_SIGNAL */
1047 }
1048
1049
1050 void
1051 RouteUI::ensure_xml_node ()
1052 {
1053         if (xml_node == 0) {
1054                 if ((xml_node = _route->extra_xml ("GUI")) == 0) {
1055                         xml_node = new XMLNode ("GUI");
1056                         _route->add_extra_xml (*xml_node);
1057                 }
1058         }
1059 }
1060
1061 XMLNode*
1062 RouteUI::get_automation_child_xml_node (Evoral::Parameter param)
1063 {
1064         ensure_xml_node ();
1065
1066         XMLNodeList kids = xml_node->children();
1067         XMLNodeConstIterator iter;
1068
1069         const string sym = ARDOUR::EventTypeMap::instance().to_symbol(param);
1070
1071         for (iter = kids.begin(); iter != kids.end(); ++iter) {
1072                 if ((*iter)->name() == AutomationTimeAxisView::state_node_name) {
1073                         XMLProperty* type = (*iter)->property("automation-id");
1074                         if (type && type->value() == sym)
1075                                 return *iter;
1076                 }
1077         }
1078
1079         // Didn't find it, make a new one
1080         XMLNode* child = new XMLNode (AutomationTimeAxisView::state_node_name);
1081         child->add_property("automation-id", sym);
1082         xml_node->add_child_nocopy (*child);
1083
1084         return child;
1085 }
1086
1087 int
1088 RouteUI::set_color_from_route ()
1089 {
1090         XMLProperty *prop;
1091
1092         RouteUI::ensure_xml_node ();
1093
1094         if ((prop = xml_node->property ("color")) != 0) {
1095                 int r, g, b;
1096                 sscanf (prop->value().c_str(), "%d:%d:%d", &r, &g, &b);
1097                 _color.set_red(r);
1098                 _color.set_green(g);
1099                 _color.set_blue(b);
1100                 return 0;
1101         }
1102         return 1;
1103 }
1104
1105 void
1106 RouteUI::remove_this_route ()
1107 {
1108         vector<string> choices;
1109         string prompt;
1110
1111         if (is_track()) {
1112                 prompt  = string_compose (_("Do you really want to remove track \"%1\" ?\n\nYou may also lose the playlist used by this track.\n(this cannot be undone)"), _route->name());
1113         } else {
1114                 prompt  = string_compose (_("Do you really want to remove bus \"%1\" ?\n(this cannot be undone)"), _route->name());
1115         }
1116
1117         choices.push_back (_("No, do nothing."));
1118         choices.push_back (_("Yes, remove it."));
1119
1120         string title;
1121         if (is_track()) {
1122                 title = _("Remove track");
1123         } else {
1124                 title = _("Remove bus");
1125         }
1126
1127         Choice prompter (title, prompt, choices);
1128
1129         if (prompter.run () == 1) {
1130                 Glib::signal_idle().connect (sigc::bind (sigc::ptr_fun (&RouteUI::idle_remove_this_route), this));
1131         }
1132 }
1133
1134 gint
1135 RouteUI::idle_remove_this_route (RouteUI *rui)
1136 {
1137         rui->_session->remove_route (rui->_route);
1138         return false;
1139 }
1140
1141 void
1142 RouteUI::route_rename ()
1143 {
1144         ArdourPrompter name_prompter (true);
1145         string result;
1146         name_prompter.set_prompt (_("New Name: "));
1147         name_prompter.set_initial_text (_route->name());
1148         name_prompter.add_button (_("Rename"), Gtk::RESPONSE_ACCEPT);
1149         name_prompter.set_response_sensitive (Gtk::RESPONSE_ACCEPT, false);
1150         name_prompter.show_all ();
1151
1152         switch (name_prompter.run ()) {
1153
1154         case Gtk::RESPONSE_ACCEPT:
1155         name_prompter.get_result (result);
1156         if (result.length()) {
1157                         _route->set_name (result);
1158                 }
1159                 break;
1160         }
1161
1162         return;
1163
1164 }
1165
1166 void
1167 RouteUI::property_changed (const PropertyChange& what_changed)
1168 {
1169         if (what_changed.contains (ARDOUR::Properties::name)) {
1170                 name_label.set_text (_route->name());
1171         }
1172 }
1173
1174 void
1175 RouteUI::toggle_route_active ()
1176 {
1177         bool yn;
1178
1179         if (route_active_menu_item) {
1180                 if (route_active_menu_item->get_active() != (yn = _route->active())) {
1181                         _route->set_active (!yn);
1182                 }
1183         }
1184 }
1185
1186 void
1187 RouteUI::route_active_changed ()
1188 {
1189         if (route_active_menu_item) {
1190                 Gtkmm2ext::UI::instance()->call_slot (boost::bind (&CheckMenuItem::set_active, route_active_menu_item, _route->active()));
1191         }
1192 }
1193
1194 void
1195 RouteUI::toggle_polarity ()
1196 {
1197         if (polarity_menu_item) {
1198
1199                 bool x;
1200
1201                 ENSURE_GUI_THREAD (*this, &RouteUI::toggle_polarity)
1202
1203                 if ((x = polarity_menu_item->get_active()) != _route->phase_invert()) {
1204                         _route->set_phase_invert (x);
1205                         if (x) {
1206                                 name_label.set_text (X_("Ø ") + name_label.get_text());
1207                         } else {
1208                                 name_label.set_text (_route->name());
1209                         }
1210                 }
1211         }
1212 }
1213
1214 void
1215 RouteUI::polarity_changed ()
1216 {
1217         if (_route->phase_invert()) {
1218                 name_label.set_text (X_("Ø ") + name_label.get_text());
1219         } else {
1220                 name_label.set_text (_route->name());
1221         }
1222 }
1223
1224 void
1225 RouteUI::toggle_denormal_protection ()
1226 {
1227         if (denormal_menu_item) {
1228
1229                 bool x;
1230
1231                 ENSURE_GUI_THREAD (*this, &RouteUI::toggle_denormal_protection)
1232
1233                 if ((x = denormal_menu_item->get_active()) != _route->denormal_protection()) {
1234                         _route->set_denormal_protection (x);
1235                 }
1236         }
1237 }
1238
1239 void
1240 RouteUI::denormal_protection_changed ()
1241 {
1242         if (denormal_menu_item) {
1243                 denormal_menu_item->set_active (_route->denormal_protection());
1244         }
1245 }
1246
1247 void
1248 RouteUI::solo_isolated_toggle(void* /*src*/, Gtk::CheckMenuItem* check)
1249 {
1250         bool yn = _route->solo_isolated ();
1251
1252         if (check->get_active() != yn) {
1253                 check->set_active (yn);
1254         }
1255 }
1256
1257
1258 void
1259 RouteUI::solo_safe_toggle(void* /*src*/, Gtk::CheckMenuItem* check)
1260 {
1261         bool yn = _route->solo_safe ();
1262
1263         if (check->get_active() != yn) {
1264                 check->set_active (yn);
1265         }
1266 }
1267
1268 void
1269 RouteUI::disconnect_input ()
1270 {
1271         _route->input()->disconnect (this);
1272 }
1273
1274 void
1275 RouteUI::disconnect_output ()
1276 {
1277         _route->output()->disconnect (this);
1278 }
1279
1280 bool
1281 RouteUI::is_track () const
1282 {
1283         return boost::dynamic_pointer_cast<Track>(_route) != 0;
1284 }
1285
1286 boost::shared_ptr<Track>
1287 RouteUI::track() const
1288 {
1289         return boost::dynamic_pointer_cast<Track>(_route);
1290 }
1291
1292 bool
1293 RouteUI::is_audio_track () const
1294 {
1295         return boost::dynamic_pointer_cast<AudioTrack>(_route) != 0;
1296 }
1297
1298 boost::shared_ptr<AudioTrack>
1299 RouteUI::audio_track() const
1300 {
1301         return boost::dynamic_pointer_cast<AudioTrack>(_route);
1302 }
1303
1304 bool
1305 RouteUI::is_midi_track () const
1306 {
1307         return boost::dynamic_pointer_cast<MidiTrack>(_route) != 0;
1308 }
1309
1310 boost::shared_ptr<MidiTrack>
1311 RouteUI::midi_track() const
1312 {
1313         return boost::dynamic_pointer_cast<MidiTrack>(_route);
1314 }
1315
1316 boost::shared_ptr<Diskstream>
1317 RouteUI::get_diskstream () const
1318 {
1319         boost::shared_ptr<Track> t;
1320
1321         if ((t = boost::dynamic_pointer_cast<Track>(_route)) != 0) {
1322                 return t->diskstream();
1323         } else {
1324                 return boost::shared_ptr<Diskstream> ((Diskstream*) 0);
1325         }
1326 }
1327
1328 string
1329 RouteUI::name() const
1330 {
1331         return _route->name();
1332 }
1333
1334 void
1335 RouteUI::map_frozen ()
1336 {
1337         ENSURE_GUI_THREAD (*this, &RouteUI::map_frozen)
1338
1339         AudioTrack* at = dynamic_cast<AudioTrack*>(_route.get());
1340
1341         if (at) {
1342                 switch (at->freeze_state()) {
1343                 case AudioTrack::Frozen:
1344                         rec_enable_button->set_sensitive (false);
1345                         break;
1346                 default:
1347                         rec_enable_button->set_sensitive (true);
1348                         break;
1349                 }
1350         }
1351 }
1352
1353 void
1354 RouteUI::adjust_latency ()
1355 {
1356         LatencyDialog dialog (_route->name() + _(" latency"), *(_route->output()), _session->frame_rate(), _session->engine().frames_per_cycle());
1357 }
1358
1359 void
1360 RouteUI::save_as_template ()
1361 {
1362         sys::path path;
1363         Glib::ustring safe_name;
1364         string name;
1365
1366         path = ARDOUR::user_route_template_directory ();
1367
1368         if (g_mkdir_with_parents (path.to_string().c_str(), 0755)) {
1369                 error << string_compose (_("Cannot create route template directory %1"), path.to_string()) << endmsg;
1370                 return;
1371         }
1372
1373         Prompter p (true); // modal
1374
1375         p.set_prompt (_("Template name:"));
1376         switch (p.run()) {
1377         case RESPONSE_ACCEPT:
1378                 break;
1379         default:
1380                 return;
1381         }
1382
1383         p.hide ();
1384         p.get_result (name, true);
1385
1386         safe_name = legalize_for_path (name);
1387         safe_name += template_suffix;
1388
1389         path /= safe_name;
1390
1391         _route->save_as_template (path.to_string(), name);
1392 }
1393
1394 void
1395 RouteUI::check_rec_enable_sensitivity ()
1396 {
1397         if (_session->transport_rolling() && rec_enable_button->get_active() && Config->get_disable_disarm_during_roll()) {
1398                 rec_enable_button->set_sensitive (false);
1399         } else {
1400                 rec_enable_button->set_sensitive (true);
1401         }
1402 }
1403
1404 void
1405 RouteUI::parameter_changed (string const & p)
1406 {
1407         if (p == "disable-disarm-during-roll") {
1408                 check_rec_enable_sensitivity ();
1409         } else if (p == "solo-control-is-listen-control") {
1410                 set_button_names ();
1411         } else if (p == "listen-position") {
1412                 set_button_names ();
1413         }
1414 }
1415
1416 void
1417 RouteUI::step_gain_up ()
1418 {
1419         _route->set_gain (dB_to_coefficient (accurate_coefficient_to_dB (_route->gain_control()->get_value()) + 0.1), this);
1420 }
1421
1422 void
1423 RouteUI::page_gain_up ()
1424 {
1425         _route->set_gain (dB_to_coefficient (accurate_coefficient_to_dB (_route->gain_control()->get_value()) + 0.5), this);
1426 }
1427
1428 void
1429 RouteUI::step_gain_down ()
1430 {
1431         _route->set_gain (dB_to_coefficient (accurate_coefficient_to_dB (_route->gain_control()->get_value()) - 0.1), this);
1432 }
1433
1434 void
1435 RouteUI::page_gain_down ()
1436 {
1437         _route->set_gain (dB_to_coefficient (accurate_coefficient_to_dB (_route->gain_control()->get_value()) - 0.5), this);
1438 }
1439
1440 void
1441 RouteUI::open_remote_control_id_dialog ()
1442 {
1443         ArdourDialog dialog (_("Remote Control ID"));
1444
1445         uint32_t const limit = _session->ntracks() + _session->nbusses () + 4;
1446
1447         HBox* hbox = manage (new HBox);
1448         hbox->set_spacing (6);
1449         hbox->pack_start (*manage (new Label (_("Remote control ID:"))));
1450         SpinButton* spin = manage (new SpinButton);
1451         spin->set_digits (0);
1452         spin->set_increments (1, 10);
1453         spin->set_range (0, limit);
1454         spin->set_value (_route->remote_control_id());
1455         hbox->pack_start (*spin);
1456         dialog.get_vbox()->pack_start (*hbox);
1457
1458         dialog.add_button (Stock::CANCEL, RESPONSE_CANCEL);
1459         dialog.add_button (Stock::APPLY, RESPONSE_ACCEPT);
1460
1461         dialog.show_all ();
1462         int const r = dialog.run ();
1463
1464         if (r == RESPONSE_ACCEPT) {
1465                 _route->set_remote_control_id (spin->get_value_as_int ());
1466         }
1467 }