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         denormal_menu_item = 0;
 107         multiple_mute_change = false;
 108         multiple_solo_change = false;
 109
 110         invert_button = manage (new BindableToggleButton ());
 111         // mute_button->set_self_managed (true);
 112         invert_button->set_name ("InvertButton");
 113         invert_button->add (invert_button_label);
 114         invert_button_label.show ();
 115         UI::instance()->set_tip (invert_button, _("Invert (Phase reverse) this track"), "");
 116
 117         mute_button = manage (new BindableToggleButton ());
 118         // mute_button->set_self_managed (true);
 119         mute_button->set_name ("MuteButton");
 120         mute_button->add (mute_button_label);
 121         mute_button_label.show ();
 122         UI::instance()->set_tip (mute_button, _("Mute this track"), "");
 123
 124         solo_button = manage (new BindableToggleButton ());
 125         // solo_button->set_self_managed (true);
 126         solo_button->set_name ("SoloButton");
 127         solo_button->add (solo_button_label);
 128         solo_button_label.show ();
 129         UI::instance()->set_tip (solo_button, _("Mute other (non-soloed) tracks"), "");
 130         solo_button->set_no_show_all (true);
 131
 132         rec_enable_button = manage (new BindableToggleButton ());
 133         rec_enable_button->set_name ("RecordEnableButton");
 134         // rec_enable_button->set_self_managed (true);
 135         rec_enable_button->add (rec_enable_button_label);
 136         rec_enable_button_label.show ();
 137         UI::instance()->set_tip (rec_enable_button, _("Enable recording on this track"), "");
 138
 139         show_sends_button = manage (new BindableToggleButton (""));
 140         show_sends_button->set_name ("SendAlert");
 141         // show_sends_button->set_self_managed (true);
 142         UI::instance()->set_tip (show_sends_button, _("make mixer strips show sends to this bus"), "");
 143
 144         _session->SoloChanged.connect (_session_connections, invalidator (*this), boost::bind (&RouteUI::solo_changed_so_update_mute, this), gui_context());
 145         _session->TransportStateChange.connect (_session_connections, invalidator (*this), boost::bind (&RouteUI::check_rec_enable_sensitivity, this), gui_context());
 146         _session->RecordStateChanged.connect (_session_connections, invalidator (*this), boost::bind (&RouteUI::session_rec_enable_changed, this), gui_context());
 147
 148         Config->ParameterChanged.connect (*this, invalidator (*this), ui_bind (&RouteUI::parameter_changed, this, _1), gui_context());
 149
 150         rec_enable_button->signal_button_press_event().connect (sigc::mem_fun(*this, &RouteUI::rec_enable_press), false);
 151         rec_enable_button->signal_button_release_event().connect (sigc::mem_fun(*this, &RouteUI::rec_enable_release), false);
 152
 153         show_sends_button->signal_button_press_event().connect (sigc::mem_fun(*this, &RouteUI::show_sends_press), false);
 154         show_sends_button->signal_button_release_event().connect (sigc::mem_fun(*this, &RouteUI::show_sends_release));
 155
 156         solo_button->signal_button_press_event().connect (sigc::mem_fun(*this, &RouteUI::solo_press), false);
 157         solo_button->signal_button_release_event().connect (sigc::mem_fun(*this, &RouteUI::solo_release), false);
 158         mute_button->signal_button_press_event().connect (sigc::mem_fun(*this, &RouteUI::mute_press), false);
 159         mute_button->signal_button_release_event().connect (sigc::mem_fun(*this, &RouteUI::mute_release), false);
 160         invert_button->signal_toggled().connect (sigc::mem_fun(*this, &RouteUI::invert_toggled), false);
 161
 162 }
 163
 164 void
 165 RouteUI::reset ()
 166 {
 167         route_connections.drop_connections ();
 168
 169         delete solo_menu;
 170         solo_menu = 0;
 171
 172         delete mute_menu;
 173         mute_menu = 0;
 174
 175         if (xml_node) {
 176                 /* do not delete the node - its owned by the route */
 177                 xml_node = 0;
 178         }
 179
 180         route_active_menu_item = 0;
 181         denormal_menu_item = 0;
 182 }
 183
 184 void
 185 RouteUI::self_delete ()
 186 {
 187         /* This may be called from a non-GUI thread. Keep it safe */
 188
 189         delete_when_idle (this);
 190 }
 191
 192 void
 193 RouteUI::set_route (boost::shared_ptr<Route> rp)
 194 {
 195         reset ();
 196
 197         _route = rp;
 198
 199         if (set_color_from_route()) {
 200                 set_color (unique_random_color());
 201         }
 202
 203         if (self_destruct) {
 204                 rp->DropReferences.connect (route_connections, invalidator (*this), boost::bind (&RouteUI::self_delete, this), gui_context());
 205         }
 206
 207         mute_button->set_controllable (_route->mute_control());
 208         solo_button->set_controllable (_route->solo_control());
 209
 210         _route->active_changed.connect (route_connections, invalidator (*this), boost::bind (&RouteUI::route_active_changed, this), gui_context());
 211         _route->mute_changed.connect (route_connections, invalidator (*this), ui_bind (&RouteUI::mute_changed, this, _1), gui_context());
 212         _route->solo_changed.connect (route_connections, invalidator (*this), ui_bind (&RouteUI::solo_changed, this, _1), gui_context());
 213         _route->listen_changed.connect (route_connections, invalidator (*this), ui_bind (&RouteUI::listen_changed, this, _1), gui_context());
 214         _route->solo_isolated_changed.connect (route_connections, invalidator (*this), ui_bind (&RouteUI::solo_changed, this, _1), gui_context());
 215         _route->phase_invert_changed.connect (route_connections, invalidator (*this), boost::bind (&RouteUI::polarity_changed, this), gui_context());
 216         _route->PropertyChanged.connect (route_connections, invalidator (*this), ui_bind (&RouteUI::property_changed, this, _1), gui_context());
 217
 218         if (_session->writable() && is_track()) {
 219                 boost::shared_ptr<Track> t = boost::dynamic_pointer_cast<Track>(_route);
 220
 221                 t->diskstream()->RecordEnableChanged.connect (route_connections, invalidator (*this), boost::bind (&RouteUI::route_rec_enable_changed, this), gui_context());
 222
 223                 rec_enable_button->show();
 224                 rec_enable_button->set_controllable (t->rec_enable_control());
 225
 226                 update_rec_display ();
 227         }
 228
 229         mute_button->unset_flags (Gtk::CAN_FOCUS);
 230         solo_button->unset_flags (Gtk::CAN_FOCUS);
 231
 232         mute_button->show();
 233         invert_button->show ();
 234
 235         if (_route->is_monitor()) {
 236                 solo_button->hide ();
 237         } else {
 238                 solo_button->show();
 239         }
 240
 241         /* map the current state */
 242
 243         mute_changed (0);
 244         solo_changed (0);
 245
 246         map_frozen ();
 247 }
 248
 249 void
 250 RouteUI::invert_toggled ()
 251 {
 252         cerr << this << " button state = " << invert_button->get_active() << " PI = " << _route->phase_invert() << endl;
 253         _route->set_phase_invert (invert_button->get_active());
 254 }
 255
 256 void
 257 RouteUI::polarity_changed ()
 258 {
 259         if (!_route) {
 260                 return;
 261         }
 262
 263         if (_route->phase_invert()) {
 264                 invert_button->set_active (true);
 265         } else {
 266                 invert_button->set_active (false);
 267         }
 268 }
 269
 270 bool
 271 RouteUI::mute_press (GdkEventButton* ev)
 272 {
 273         if (ev->type == GDK_2BUTTON_PRESS || ev->type == GDK_3BUTTON_PRESS ) {
 274                 return true;
 275         }
 276
 277         multiple_mute_change = false;
 278
 279         if (!ignore_toggle) {
 280
 281                 if (Keyboard::is_context_menu_event (ev)) {
 282
 283                         if (mute_menu == 0){
 284                                 build_mute_menu();
 285                         }
 286
 287                         mute_menu->popup(0,ev->time);
 288
 289                 } else {
 290
 291                         if (Keyboard::is_button2_event (ev)) {
 292                                 // Primary-button2 click is the midi binding click
 293                                 // button2-click is "momentary"
 294
 295
 296                                 if (mute_button->on_button_press_event (ev)) {
 297                                         return true;
 298                                 }
 299
 300                                 _mute_release = new SoloMuteRelease (_route->muted ());
 301                         }
 302
 303                         if (ev->button == 1 || Keyboard::is_button2_event (ev)) {
 304
 305                                 if (Keyboard::modifier_state_equals (ev->state, Keyboard::ModifierMask (Keyboard::PrimaryModifier|Keyboard::TertiaryModifier))) {
 306
 307                                         if (_mute_release) {
 308                                                 _mute_release->routes = _session->get_routes ();
 309                                         }
 310
 311                                         _session->set_mute (_session->get_routes(), !_route->muted());
 312
 313                                 } else if (Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
 314
 315                                         /* Primary-button1 applies change to the mix group even if it is not active
 316                                            NOTE: Primary-button2 is MIDI learn.
 317                                         */
 318
 319                                         if (ev->button == 1 && _route->route_group()) {
 320                                                 if (_mute_release) {
 321                                                         _mute_release->routes = _session->get_routes ();
 322                                                 }
 323
 324                                                 _session->set_mute (_session->get_routes(), !_route->muted(), Session::rt_cleanup, true);
 325                                         }
 326
 327                                 } else {
 328
 329                                         /* plain click applies change to this route */
 330
 331                                         boost::shared_ptr<RouteList> rl (new RouteList);
 332                                         rl->push_back (_route);
 333
 334                                         if (_mute_release) {
 335                                                 _mute_release->routes = rl;
 336                                         }
 337
 338                                         _session->set_mute (rl, !_route->muted());
 339
 340                                 }
 341                         }
 342                 }
 343
 344         }
 345
 346         return true;
 347 }
 348
 349 bool
 350 RouteUI::mute_release (GdkEventButton*)
 351 {
 352         if (!ignore_toggle) {
 353                 if (_mute_release){
 354                         _session->set_mute (_mute_release->routes, _mute_release->active, Session::rt_cleanup, true);
 355                         delete _mute_release;
 356                         _mute_release = 0;
 357                 }
 358         }
 359
 360         return true;
 361 }
 362
 363 bool
 364 RouteUI::solo_press(GdkEventButton* ev)
 365 {
 366         /* ignore double/triple clicks */
 367
 368         if (ev->type == GDK_2BUTTON_PRESS || ev->type == GDK_3BUTTON_PRESS ) {
 369                 return true;
 370         }
 371
 372         multiple_solo_change = false;
 373
 374         if (!ignore_toggle) {
 375
 376                 if (Keyboard::is_context_menu_event (ev)) {
 377
 378                         if (solo_menu == 0) {
 379                                 build_solo_menu ();
 380                         }
 381
 382                         solo_menu->popup (1, ev->time);
 383
 384                 } else {
 385
 386                         if (Keyboard::is_button2_event (ev)) {
 387
 388                                 // Primary-button2 click is the midi binding click
 389                                 // button2-click is "momentary"
 390
 391                                 if (solo_button->on_button_press_event (ev)) {
 392                                         return true;
 393                                 }
 394
 395                                 _solo_release = new SoloMuteRelease (_route->soloed());
 396                         }
 397
 398                         if (ev->button == 1 || Keyboard::is_button2_event (ev)) {
 399
 400                                 if (Keyboard::modifier_state_equals (ev->state, Keyboard::ModifierMask (Keyboard::PrimaryModifier|Keyboard::TertiaryModifier))) {
 401
 402                                         /* Primary-Tertiary-click applies change to all routes */
 403
 404                                         if (_solo_release) {
 405                                                 _solo_release->routes = _session->get_routes ();
 406                                         }
 407
 408                                         if (Config->get_solo_control_is_listen_control()) {
 409                                                 _session->set_listen (_session->get_routes(), !_route->listening(),  Session::rt_cleanup, true);
 410                                         } else {
 411                                                 _session->set_solo (_session->get_routes(), !_route->soloed(),  Session::rt_cleanup, true);
 412                                         }
 413
 414                                 } else if (Keyboard::modifier_state_contains (ev->state, Keyboard::ModifierMask (Keyboard::PrimaryModifier|Keyboard::SecondaryModifier))) {
 415
 416                                         // Primary-Secondary-click: exclusively solo this track
 417
 418                                         if (_solo_release) {
 419                                                 _solo_release->exclusive = true;
 420
 421                                                 boost::shared_ptr<RouteList> routes = _session->get_routes();
 422
 423                                                 for (RouteList::iterator i = routes->begin(); i != routes->end(); ++i) {
 424                                                         if ((*i)->soloed ()) {
 425                                                                 _solo_release->routes_on->push_back (*i);
 426                                                         } else {
 427                                                                 _solo_release->routes_off->push_back (*i);
 428                                                         }
 429                                                 }
 430                                         }
 431
 432                                         if (Config->get_solo_control_is_listen_control()) {
 433                                                 /* ??? we need a just_one_listen() method */
 434                                         } else {
 435                                                 _session->set_just_one_solo (_route, true);
 436                                         }
 437
 438                                 } else if (Keyboard::modifier_state_equals (ev->state, Keyboard::TertiaryModifier)) {
 439
 440                                         // shift-click: toggle solo isolated status
 441
 442                                         _route->set_solo_isolated (!_route->solo_isolated(), this);
 443                                         delete _solo_release;
 444                                         _solo_release = 0;
 445
 446                                 } else if (Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
 447
 448                                         /* Primary-button1: solo mix group.
 449                                            NOTE: Primary-button2 is MIDI learn.
 450                                         */
 451
 452                                         if (ev->button == 1 && _route->route_group()) {
 453
 454                                                 if (_solo_release) {
 455                                                         _solo_release->routes = _route->route_group()->route_list();
 456                                                 }
 457
 458                                                 if (Config->get_solo_control_is_listen_control()) {
 459                                                         _session->set_listen (_route->route_group()->route_list(), !_route->listening(),  Session::rt_cleanup, true);
 460                                                 } else {
 461                                                         _session->set_solo (_route->route_group()->route_list(), !_route->soloed(),  Session::rt_cleanup, true);
 462                                                 }
 463                                         }
 464
 465                                 } else {
 466
 467                                         /* click: solo this route */
 468
 469                                         boost::shared_ptr<RouteList> rl (new RouteList);
 470                                         rl->push_back (route());
 471
 472                                         if (_solo_release) {
 473                                                 _solo_release->routes = rl;
 474                                         }
 475
 476                                         if (Config->get_solo_control_is_listen_control()) {
 477                                                 _session->set_listen (rl, !_route->listening());
 478                                         } else {
 479                                                 _session->set_solo (rl, !_route->soloed());
 480                                         }
 481                                 }
 482                         }
 483                 }
 484         }
 485
 486         return true;
 487 }
 488
 489 bool
 490 RouteUI::solo_release (GdkEventButton*)
 491 {
 492         if (!ignore_toggle) {
 493
 494                 if (_solo_release) {
 495
 496                         if (_solo_release->exclusive) {
 497
 498                         } else {
 499                                 if (Config->get_solo_control_is_listen_control()) {
 500                                         _session->set_listen (_solo_release->routes, _solo_release->active, Session::rt_cleanup, true);
 501                                 } else {
 502                                         _session->set_solo (_solo_release->routes, _solo_release->active, Session::rt_cleanup, true);
 503                                 }
 504                         }
 505
 506                         delete _solo_release;
 507                         _solo_release = 0;
 508                 }
 509         }
 510
 511         return true;
 512 }
 513
 514 bool
 515 RouteUI::rec_enable_press(GdkEventButton* ev)
 516 {
 517         if (ev->type == GDK_2BUTTON_PRESS || ev->type == GDK_3BUTTON_PRESS ) {
 518                 return true;
 519         }
 520
 521         if (!_session->engine().connected()) {
 522                 MessageDialog msg (_("Not connected to JACK - cannot engage record"));
 523                 msg.run ();
 524                 return true;
 525         }
 526
 527         if (!ignore_toggle && is_track() && rec_enable_button) {
 528
 529                 if (Keyboard::is_button2_event (ev)) {
 530
 531                         // do nothing on midi sigc::bind event
 532                         return rec_enable_button->on_button_press_event (ev);
 533
 534                 } else if (Keyboard::modifier_state_equals (ev->state, Keyboard::ModifierMask (Keyboard::PrimaryModifier|Keyboard::TertiaryModifier))) {
 535
 536                         _session->set_record_enable (_session->get_routes(), !rec_enable_button->get_active());
 537
 538                 } else if (Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
 539
 540                         /* Primary-button1 applies change to the route group (even if it is not active)
 541                            NOTE: Primary-button2 is MIDI learn.
 542                         */
 543                         if (ev->button == 1 && _route->route_group()) {
 544                                 _session->set_record_enable (_route->route_group()->route_list(), !rec_enable_button->get_active(), Session::rt_cleanup, true);
 545                         }
 546
 547                 } else if (Keyboard::is_context_menu_event (ev)) {
 548
 549                         /* do this on release */
 550
 551                 } else {
 552
 553                         boost::shared_ptr<RouteList> rl (new RouteList);
 554                         rl->push_back (route());
 555                         _session->set_record_enable (rl, !rec_enable_button->get_active());
 556                 }
 557         }
 558
 559         return true;
 560 }
 561
 562 bool
 563 RouteUI::rec_enable_release (GdkEventButton*)
 564 {
 565         return true;
 566 }
 567
 568 void
 569 RouteUI::build_sends_menu ()
 570 {
 571         using namespace Menu_Helpers;
 572
 573         sends_menu = new Menu;
 574         sends_menu->set_name ("ArdourContextMenu");
 575         MenuList& items = sends_menu->items();
 576
 577         items.push_back (MenuElem(_("Assign all tracks (prefader)"), sigc::bind (sigc::mem_fun (*this, &RouteUI::create_sends), PreFader)));
 578         items.push_back (MenuElem(_("Assign all tracks (postfader)"), sigc::bind (sigc::mem_fun (*this, &RouteUI::create_sends), PostFader)));
 579         items.push_back (MenuElem(_("Assign selected tracks (prefader)"), sigc::bind (sigc::mem_fun (*this, &RouteUI::create_selected_sends), PreFader)));
 580         items.push_back (MenuElem(_("Assign selected tracks (postfader)"), sigc::bind (sigc::mem_fun (*this, &RouteUI::create_selected_sends), PostFader)));
 581         items.push_back (MenuElem(_("Copy track gains to sends"), sigc::mem_fun (*this, &RouteUI::set_sends_gain_from_track)));
 582         items.push_back (MenuElem(_("Set sends gain to -inf"), sigc::mem_fun (*this, &RouteUI::set_sends_gain_to_zero)));
 583         items.push_back (MenuElem(_("Set sends gain to 0dB"), sigc::mem_fun (*this, &RouteUI::set_sends_gain_to_unity)));
 584
 585 }
 586
 587 void
 588 RouteUI::create_sends (Placement p)
 589 {
 590         _session->globally_add_internal_sends (_route, p);
 591 }
 592
 593 void
 594 RouteUI::create_selected_sends (Placement p)
 595 {
 596         boost::shared_ptr<RouteList> rlist (new RouteList);
 597         TrackSelection& selected_tracks (ARDOUR_UI::instance()->the_editor().get_selection().tracks);
 598
 599         for (TrackSelection::iterator i = selected_tracks.begin(); i != selected_tracks.end(); ++i) {
 600                 RouteTimeAxisView* rtv;
 601                 RouteUI* rui;
 602                 if ((rtv = dynamic_cast<RouteTimeAxisView*>(*i)) != 0) {
 603                         if ((rui = dynamic_cast<RouteUI*>(rtv)) != 0) {
 604                                 if (boost::dynamic_pointer_cast<AudioTrack>(rui->route())) {
 605                                         rlist->push_back (rui->route());
 606                                 }
 607                         }
 608                 }
 609         }
 610
 611         _session->add_internal_sends (_route, p, rlist);
 612 }
 613
 614 void
 615 RouteUI::set_sends_gain_from_track ()
 616 {
 617         _session->globally_set_send_gains_from_track (_route);
 618 }
 619
 620 void
 621 RouteUI::set_sends_gain_to_zero ()
 622 {
 623         _session->globally_set_send_gains_to_zero (_route);
 624 }
 625
 626 void
 627 RouteUI::set_sends_gain_to_unity ()
 628 {
 629         _session->globally_set_send_gains_to_unity (_route);
 630 }
 631
 632 bool
 633 RouteUI::show_sends_press(GdkEventButton* ev)
 634 {
 635         if (ev->type == GDK_2BUTTON_PRESS || ev->type == GDK_3BUTTON_PRESS ) {
 636                 return true;
 637         }
 638
 639         if (!ignore_toggle && !is_track() && show_sends_button) {
 640
 641                 if (Keyboard::is_button2_event (ev) && Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
 642
 643                         // do nothing on midi sigc::bind event
 644                         return false;
 645
 646                 } else if (Keyboard::is_context_menu_event (ev)) {
 647
 648                         if (sends_menu == 0) {
 649                                 build_sends_menu ();
 650                         }
 651
 652                         sends_menu->popup (0, ev->time);
 653
 654                 } else {
 655
 656                         /* change button state */
 657
 658                         show_sends_button->set_active (!show_sends_button->get_active());
 659
 660                         /* start blinking */
 661
 662                         if (show_sends_button->get_active()) {
 663                                 /* show sends to this bus */
 664                                 MixerStrip::SwitchIO (_route);
 665                                 send_blink_connection = ARDOUR_UI::instance()->Blink.connect (sigc::mem_fun(*this, &RouteUI::send_blink));
 666                         } else {
 667                                 /* everybody back to normal */
 668                                 send_blink_connection.disconnect ();
 669                                 MixerStrip::SwitchIO (boost::shared_ptr<Route>());
 670                         }
 671
 672                 }
 673         }
 674
 675         return true;
 676 }
 677
 678 bool
 679 RouteUI::show_sends_release (GdkEventButton*)
 680 {
 681         return true;
 682 }
 683
 684 void
 685 RouteUI::send_blink (bool onoff)
 686 {
 687         if (!show_sends_button) {
 688                 return;
 689         }
 690
 691         if (onoff) {
 692                 show_sends_button->set_state (STATE_ACTIVE);
 693         } else {
 694                 show_sends_button->set_state (STATE_NORMAL);
 695         }
 696 }
 697
 698 void
 699 RouteUI::solo_changed(void* /*src*/)
 700 {
 701         Gtkmm2ext::UI::instance()->call_slot (invalidator (*this), boost::bind (&RouteUI::update_solo_display, this));
 702 }
 703
 704
 705 void
 706 RouteUI::listen_changed(void* /*src*/)
 707 {
 708         Gtkmm2ext::UI::instance()->call_slot (invalidator (*this), boost::bind (&RouteUI::update_solo_display, this));
 709 }
 710
 711 int
 712 RouteUI::solo_visual_state (boost::shared_ptr<Route> r)
 713 {
 714         if (r->is_master() || r->is_monitor()) {
 715                 return 0;
 716         }
 717
 718         if (Config->get_solo_control_is_listen_control()) {
 719
 720                 if (r->listening()) {
 721                         return 1;
 722                 } else {
 723                         return 0;
 724                 }
 725
 726         }
 727
 728         if (r->soloed()) {
 729                 return 1;
 730         } else {
 731                 return 0;
 732         }
 733 }
 734
 735 int
 736 RouteUI::solo_visual_state_with_isolate (boost::shared_ptr<Route> r)
 737 {
 738         if (r->is_master() || r->is_monitor()) {
 739                 return 0;
 740         }
 741
 742         if (Config->get_solo_control_is_listen_control()) {
 743
 744                 if (r->listening()) {
 745                         return 1;
 746                 } else {
 747                         return 0;
 748                 }
 749
 750         }
 751
 752         if (r->solo_isolated()) {
 753                 return 2;
 754         } else if (r->soloed()) {
 755                 return 1;
 756         } else {
 757                 return 0;
 758         }
 759 }
 760
 761 int
 762 RouteUI::solo_isolate_visual_state (boost::shared_ptr<Route> r)
 763 {
 764         if (r->is_master() || r->is_monitor()) {
 765                 return 0;
 766         }
 767
 768         if (r->solo_isolated()) {
 769                 return 1;
 770         } else {
 771                 return 0;
 772         }
 773 }
 774
 775 int
 776 RouteUI::solo_safe_visual_state (boost::shared_ptr<Route> r)
 777 {
 778         if (r->is_master() || r->is_monitor()) {
 779                 return 0;
 780         }
 781
 782         if (r->solo_safe()) {
 783                 return 1;
 784         } else {
 785                 return 0;
 786         }
 787 }
 788
 789 void
 790 RouteUI::update_solo_display ()
 791 {
 792         bool x;
 793
 794         if (Config->get_solo_control_is_listen_control()) {
 795
 796                 if (solo_button->get_active() != (x = _route->listening())) {
 797                         ignore_toggle = true;
 798                         solo_button->set_active(x);
 799                         ignore_toggle = false;
 800                 }
 801
 802         } else {
 803
 804                 if (solo_button->get_active() != (x = _route->soloed())) {
 805                         ignore_toggle = true;
 806                         solo_button->set_active (x);
 807                         ignore_toggle = false;
 808                 }
 809
 810         }
 811
 812         solo_button->set_visual_state (solo_visual_state_with_isolate (_route));
 813 }
 814
 815 void
 816 RouteUI::solo_changed_so_update_mute ()
 817 {
 818         update_mute_display ();
 819 }
 820
 821 void
 822 RouteUI::mute_changed(void* /*src*/)
 823 {
 824         update_mute_display ();
 825 }
 826
 827 int
 828 RouteUI::mute_visual_state (Session* s, boost::shared_ptr<Route> r)
 829 {
 830         if (r->is_master() || r->is_monitor()) {
 831                 return 0;
 832         }
 833
 834         if (Config->get_show_solo_mutes()) {
 835
 836                 if (r->muted ()) {
 837                         /* full mute */
 838                         return 2;
 839                 } else if (s->soloing() && !r->soloed() && !r->solo_isolated()) {
 840                         /* mute-because-not-soloed */
 841                         return 1;
 842                 } else {
 843                         /* no mute at all */
 844                         return 0;
 845                 }
 846
 847         } else {
 848
 849                 if (r->muted()) {
 850                         /* full mute */
 851                         return 2;
 852                 } else {
 853                         /* no mute at all */
 854                         return 0;
 855                 }
 856         }
 857
 858         return 0;
 859 }
 860
 861 void
 862 RouteUI::update_mute_display ()
 863 {
 864         if (!_route) {
 865                 return;
 866         }
 867
 868         bool model = _route->muted();
 869         bool view = mute_button->get_active();
 870
 871         /* first make sure the button's "depressed" visual
 872            is correct.
 873         */
 874
 875         if (model != view) {
 876                 ignore_toggle = true;
 877                 mute_button->set_active (model);
 878                 ignore_toggle = false;
 879         }
 880
 881         mute_button->set_visual_state (mute_visual_state (_session, _route));
 882 }
 883
 884 void
 885 RouteUI::route_rec_enable_changed ()
 886 {
 887         Gtkmm2ext::UI::instance()->call_slot (invalidator (*this), boost::bind (&RouteUI::update_rec_display, this));
 888 }
 889
 890 void
 891 RouteUI::session_rec_enable_changed ()
 892 {
 893         update_rec_display ();
 894 }
 895
 896 void
 897 RouteUI::update_rec_display ()
 898 {
 899         if (!rec_enable_button || !_route) {
 900                 return;
 901         }
 902
 903         bool model = _route->record_enabled();
 904         bool view = rec_enable_button->get_active();
 905
 906         /* first make sure the button's "depressed" visual
 907            is correct.
 908         */
 909
 910         if (model != view) {
 911                 ignore_toggle = true;
 912                 rec_enable_button->set_active (model);
 913                 ignore_toggle = false;
 914         }
 915
 916         /* now make sure its color state is correct */
 917
 918         if (model) {
 919
 920                 switch (_session->record_status ()) {
 921                 case Session::Recording:
 922                         rec_enable_button->set_visual_state (1);
 923                         break;
 924
 925                 case Session::Disabled:
 926                 case Session::Enabled:
 927                         rec_enable_button->set_visual_state (2);
 928                         break;
 929
 930                 }
 931
 932         } else {
 933                 rec_enable_button->set_visual_state (0);
 934         }
 935
 936         check_rec_enable_sensitivity ();
 937 }
 938
 939 void
 940 RouteUI::build_solo_menu (void)
 941 {
 942         using namespace Menu_Helpers;
 943
 944         solo_menu = new Menu;
 945         solo_menu->set_name ("ArdourContextMenu");
 946         MenuList& items = solo_menu->items();
 947         CheckMenuItem* check;
 948
 949         check = new CheckMenuItem(_("Solo Isolate"));
 950         check->set_active (_route->solo_isolated());
 951         check->signal_toggled().connect (sigc::bind (sigc::mem_fun (*this, &RouteUI::toggle_solo_isolated), check));
 952         _route->solo_isolated_changed.connect (route_connections, invalidator (*this), ui_bind (&RouteUI::solo_isolated_toggle, this, _1, check), gui_context());
 953         items.push_back (CheckMenuElem(*check));
 954         check->show_all();
 955
 956         check = new CheckMenuItem(_("Solo Safe"));
 957         check->set_active (_route->solo_safe());
 958         check->signal_toggled().connect (sigc::bind (sigc::mem_fun (*this, &RouteUI::toggle_solo_safe), check));
 959         _route->solo_safe_changed.connect (route_connections, invalidator (*this), ui_bind (&RouteUI::solo_safe_toggle, this, _1, check), gui_context());
 960         items.push_back (CheckMenuElem(*check));
 961         check->show_all();
 962
 963         //items.push_back (SeparatorElem());
 964         // items.push_back (MenuElem (_("MIDI Bind"), sigc::mem_fun (*mute_button, &BindableToggleButton::midi_learn)));
 965
 966 }
 967
 968 void
 969 RouteUI::build_mute_menu(void)
 970 {
 971         using namespace Menu_Helpers;
 972
 973         mute_menu = new Menu;
 974         mute_menu->set_name ("ArdourContextMenu");
 975
 976         MenuList& items = mute_menu->items();
 977
 978         pre_fader_mute_check = manage (new CheckMenuItem(_("Pre Fader")));
 979         init_mute_menu(MuteMaster::PreFader, pre_fader_mute_check);
 980         pre_fader_mute_check->signal_toggled().connect(sigc::bind (sigc::mem_fun (*this, &RouteUI::toggle_mute_menu), MuteMaster::PreFader, pre_fader_mute_check));
 981         items.push_back (CheckMenuElem(*pre_fader_mute_check));
 982         pre_fader_mute_check->show_all();
 983
 984         post_fader_mute_check = manage (new CheckMenuItem(_("Post Fader")));
 985         init_mute_menu(MuteMaster::PostFader, post_fader_mute_check);
 986         post_fader_mute_check->signal_toggled().connect(sigc::bind (sigc::mem_fun (*this, &RouteUI::toggle_mute_menu), MuteMaster::PostFader, post_fader_mute_check));
 987         items.push_back (CheckMenuElem(*post_fader_mute_check));
 988         post_fader_mute_check->show_all();
 989
 990         listen_mute_check = manage (new CheckMenuItem(_("Control Outs")));
 991         init_mute_menu(MuteMaster::Listen, listen_mute_check);
 992         listen_mute_check->signal_toggled().connect(sigc::bind (sigc::mem_fun (*this, &RouteUI::toggle_mute_menu), MuteMaster::Listen, listen_mute_check));
 993         items.push_back (CheckMenuElem(*listen_mute_check));
 994         listen_mute_check->show_all();
 995
 996         main_mute_check = manage (new CheckMenuItem(_("Main Outs")));
 997         init_mute_menu(MuteMaster::Main, main_mute_check);
 998         main_mute_check->signal_toggled().connect(sigc::bind (sigc::mem_fun (*this, &RouteUI::toggle_mute_menu), MuteMaster::Main, main_mute_check));
 999         items.push_back (CheckMenuElem(*main_mute_check));
1000         main_mute_check->show_all();
1001
1002         //items.push_back (SeparatorElem());
1003         // items.push_back (MenuElem (_("MIDI Bind"), sigc::mem_fun (*mute_button, &BindableToggleButton::midi_learn)));
1004
1005         _route->mute_points_changed.connect (route_connections, invalidator (*this), boost::bind (&RouteUI::muting_change, this), gui_context());
1006 }
1007
1008 void
1009 RouteUI::init_mute_menu(MuteMaster::MutePoint mp, CheckMenuItem* check)
1010 {
1011         check->set_active (_route->mute_points() & mp);
1012 }
1013
1014 void
1015 RouteUI::toggle_mute_menu(MuteMaster::MutePoint mp, Gtk::CheckMenuItem* check)
1016 {
1017         if (check->get_active()) {
1018                 _route->set_mute_points (MuteMaster::MutePoint (_route->mute_points() | mp));
1019         } else {
1020                 _route->set_mute_points (MuteMaster::MutePoint (_route->mute_points() & ~mp));
1021         }
1022 }
1023
1024 void
1025 RouteUI::muting_change ()
1026 {
1027         ENSURE_GUI_THREAD (*this, &RouteUI::muting_change)
1028
1029         bool yn;
1030         MuteMaster::MutePoint current = _route->mute_points ();
1031
1032         yn = (current & MuteMaster::PreFader);
1033
1034         if (pre_fader_mute_check->get_active() != yn) {
1035                 pre_fader_mute_check->set_active (yn);
1036         }
1037
1038         yn = (current & MuteMaster::PostFader);
1039
1040         if (post_fader_mute_check->get_active() != yn) {
1041                 post_fader_mute_check->set_active (yn);
1042         }
1043
1044         yn = (current & MuteMaster::Listen);
1045
1046         if (listen_mute_check->get_active() != yn) {
1047                 listen_mute_check->set_active (yn);
1048         }
1049
1050         yn = (current & MuteMaster::Main);
1051
1052         if (main_mute_check->get_active() != yn) {
1053                 main_mute_check->set_active (yn);
1054         }
1055 }
1056
1057 void
1058 RouteUI::toggle_solo_isolated (Gtk::CheckMenuItem* check)
1059 {
1060         _route->set_solo_isolated (check->get_active(), this);
1061 }
1062
1063 void
1064 RouteUI::toggle_solo_safe (Gtk::CheckMenuItem* check)
1065 {
1066         _route->set_solo_safe (check->get_active(), this);
1067 }
1068
1069 bool
1070 RouteUI::choose_color()
1071 {
1072         bool picked;
1073         Gdk::Color color;
1074
1075         color = Gtkmm2ext::UI::instance()->get_color (_("ardour: color selection"), picked, &_color);
1076
1077         if (picked) {
1078                 set_color (color);
1079         }
1080
1081         return picked;
1082 }
1083
1084 void
1085 RouteUI::set_color (const Gdk::Color & c)
1086 {
1087         char buf[64];
1088
1089         _color = c;
1090
1091         ensure_xml_node ();
1092         snprintf (buf, sizeof (buf), "%d:%d:%d", c.get_red(), c.get_green(), c.get_blue());
1093         xml_node->add_property ("color", buf);
1094
1095         _route->gui_changed ("color", (void *) 0); /* EMIT_SIGNAL */
1096 }
1097
1098
1099 void
1100 RouteUI::ensure_xml_node ()
1101 {
1102         if (xml_node == 0) {
1103                 if ((xml_node = _route->extra_xml ("GUI")) == 0) {
1104                         xml_node = new XMLNode ("GUI");
1105                         _route->add_extra_xml (*xml_node);
1106                 }
1107         }
1108 }
1109
1110 XMLNode*
1111 RouteUI::get_automation_child_xml_node (Evoral::Parameter param)
1112 {
1113         ensure_xml_node ();
1114
1115         XMLNodeList kids = xml_node->children();
1116         XMLNodeConstIterator iter;
1117
1118         const string sym = ARDOUR::EventTypeMap::instance().to_symbol(param);
1119
1120         for (iter = kids.begin(); iter != kids.end(); ++iter) {
1121                 if ((*iter)->name() == AutomationTimeAxisView::state_node_name) {
1122                         XMLProperty* type = (*iter)->property("automation-id");
1123                         if (type && type->value() == sym)
1124                                 return *iter;
1125                 }
1126         }
1127
1128         // Didn't find it, make a new one
1129         XMLNode* child = new XMLNode (AutomationTimeAxisView::state_node_name);
1130         child->add_property("automation-id", sym);
1131         xml_node->add_child_nocopy (*child);
1132
1133         return child;
1134 }
1135
1136 int
1137 RouteUI::set_color_from_route ()
1138 {
1139         XMLProperty *prop;
1140
1141         RouteUI::ensure_xml_node ();
1142
1143         if ((prop = xml_node->property ("color")) != 0) {
1144                 int r, g, b;
1145                 sscanf (prop->value().c_str(), "%d:%d:%d", &r, &g, &b);
1146                 _color.set_red(r);
1147                 _color.set_green(g);
1148                 _color.set_blue(b);
1149                 return 0;
1150         }
1151         return 1;
1152 }
1153
1154 void
1155 RouteUI::remove_this_route ()
1156 {
1157         vector<string> choices;
1158         string prompt;
1159
1160         if (is_track()) {
1161                 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());
1162         } else {
1163                 prompt  = string_compose (_("Do you really want to remove bus \"%1\" ?\n(this cannot be undone)"), _route->name());
1164         }
1165
1166         choices.push_back (_("No, do nothing."));
1167         choices.push_back (_("Yes, remove it."));
1168
1169         string title;
1170         if (is_track()) {
1171                 title = _("Remove track");
1172         } else {
1173                 title = _("Remove bus");
1174         }
1175
1176         Choice prompter (title, prompt, choices);
1177
1178         if (prompter.run () == 1) {
1179                 Glib::signal_idle().connect (sigc::bind (sigc::ptr_fun (&RouteUI::idle_remove_this_route), this));
1180         }
1181 }
1182
1183 gint
1184 RouteUI::idle_remove_this_route (RouteUI *rui)
1185 {
1186         rui->_session->remove_route (rui->_route);
1187         return false;
1188 }
1189
1190 void
1191 RouteUI::route_rename ()
1192 {
1193         ArdourPrompter name_prompter (true);
1194         string result;
1195         name_prompter.set_prompt (_("New Name: "));
1196         name_prompter.set_initial_text (_route->name());
1197         name_prompter.add_button (_("Rename"), Gtk::RESPONSE_ACCEPT);
1198         name_prompter.set_response_sensitive (Gtk::RESPONSE_ACCEPT, false);
1199         name_prompter.show_all ();
1200
1201         switch (name_prompter.run ()) {
1202
1203         case Gtk::RESPONSE_ACCEPT:
1204         name_prompter.get_result (result);
1205         if (result.length()) {
1206                         _route->set_name (result);
1207                 }
1208                 break;
1209         }
1210
1211         return;
1212
1213 }
1214
1215 void
1216 RouteUI::property_changed (const PropertyChange& what_changed)
1217 {
1218         if (what_changed.contains (ARDOUR::Properties::name)) {
1219                 name_label.set_text (_route->name());
1220         }
1221 }
1222
1223 void
1224 RouteUI::toggle_route_active ()
1225 {
1226         bool yn;
1227
1228         if (route_active_menu_item) {
1229                 if (route_active_menu_item->get_active() != (yn = _route->active())) {
1230                         _route->set_active (!yn);
1231                 }
1232         }
1233 }
1234
1235 void
1236 RouteUI::route_active_changed ()
1237 {
1238         if (route_active_menu_item) {
1239                 Gtkmm2ext::UI::instance()->call_slot (invalidator (*this), boost::bind (&CheckMenuItem::set_active, route_active_menu_item, _route->active()));
1240         }
1241 }
1242
1243
1244 void
1245 RouteUI::toggle_denormal_protection ()
1246 {
1247         if (denormal_menu_item) {
1248
1249                 bool x;
1250
1251                 ENSURE_GUI_THREAD (*this, &RouteUI::toggle_denormal_protection)
1252
1253                 if ((x = denormal_menu_item->get_active()) != _route->denormal_protection()) {
1254                         _route->set_denormal_protection (x);
1255                 }
1256         }
1257 }
1258
1259 void
1260 RouteUI::denormal_protection_changed ()
1261 {
1262         if (denormal_menu_item) {
1263                 denormal_menu_item->set_active (_route->denormal_protection());
1264         }
1265 }
1266
1267 void
1268 RouteUI::solo_isolated_toggle(void* /*src*/, Gtk::CheckMenuItem* check)
1269 {
1270         bool yn = _route->solo_isolated ();
1271
1272         if (check->get_active() != yn) {
1273                 check->set_active (yn);
1274         }
1275 }
1276
1277
1278 void
1279 RouteUI::solo_safe_toggle(void* /*src*/, Gtk::CheckMenuItem* check)
1280 {
1281         bool yn = _route->solo_safe ();
1282
1283         if (check->get_active() != yn) {
1284                 check->set_active (yn);
1285         }
1286 }
1287
1288 void
1289 RouteUI::disconnect_input ()
1290 {
1291         _route->input()->disconnect (this);
1292 }
1293
1294 void
1295 RouteUI::disconnect_output ()
1296 {
1297         _route->output()->disconnect (this);
1298 }
1299
1300 bool
1301 RouteUI::is_track () const
1302 {
1303         return boost::dynamic_pointer_cast<Track>(_route) != 0;
1304 }
1305
1306 boost::shared_ptr<Track>
1307 RouteUI::track() const
1308 {
1309         return boost::dynamic_pointer_cast<Track>(_route);
1310 }
1311
1312 bool
1313 RouteUI::is_audio_track () const
1314 {
1315         return boost::dynamic_pointer_cast<AudioTrack>(_route) != 0;
1316 }
1317
1318 boost::shared_ptr<AudioTrack>
1319 RouteUI::audio_track() const
1320 {
1321         return boost::dynamic_pointer_cast<AudioTrack>(_route);
1322 }
1323
1324 bool
1325 RouteUI::is_midi_track () const
1326 {
1327         return boost::dynamic_pointer_cast<MidiTrack>(_route) != 0;
1328 }
1329
1330 boost::shared_ptr<MidiTrack>
1331 RouteUI::midi_track() const
1332 {
1333         return boost::dynamic_pointer_cast<MidiTrack>(_route);
1334 }
1335
1336 boost::shared_ptr<Diskstream>
1337 RouteUI::get_diskstream () const
1338 {
1339         boost::shared_ptr<Track> t;
1340
1341         if ((t = boost::dynamic_pointer_cast<Track>(_route)) != 0) {
1342                 return t->diskstream();
1343         } else {
1344                 return boost::shared_ptr<Diskstream> ((Diskstream*) 0);
1345         }
1346 }
1347
1348 string
1349 RouteUI::name() const
1350 {
1351         return _route->name();
1352 }
1353
1354 void
1355 RouteUI::map_frozen ()
1356 {
1357         ENSURE_GUI_THREAD (*this, &RouteUI::map_frozen)
1358
1359         AudioTrack* at = dynamic_cast<AudioTrack*>(_route.get());
1360
1361         if (at) {
1362                 switch (at->freeze_state()) {
1363                 case AudioTrack::Frozen:
1364                         rec_enable_button->set_sensitive (false);
1365                         break;
1366                 default:
1367                         rec_enable_button->set_sensitive (true);
1368                         break;
1369                 }
1370         }
1371 }
1372
1373 void
1374 RouteUI::adjust_latency ()
1375 {
1376         LatencyDialog dialog (_route->name() + _(" latency"), *(_route->output()), _session->frame_rate(), _session->engine().frames_per_cycle());
1377 }
1378
1379 void
1380 RouteUI::save_as_template ()
1381 {
1382         sys::path path;
1383         Glib::ustring safe_name;
1384         string name;
1385
1386         path = ARDOUR::user_route_template_directory ();
1387
1388         if (g_mkdir_with_parents (path.to_string().c_str(), 0755)) {
1389                 error << string_compose (_("Cannot create route template directory %1"), path.to_string()) << endmsg;
1390                 return;
1391         }
1392
1393         Prompter p (true); // modal
1394
1395         p.set_prompt (_("Template name:"));
1396         switch (p.run()) {
1397         case RESPONSE_ACCEPT:
1398                 break;
1399         default:
1400                 return;
1401         }
1402
1403         p.hide ();
1404         p.get_result (name, true);
1405
1406         safe_name = legalize_for_path (name);
1407         safe_name += template_suffix;
1408
1409         path /= safe_name;
1410
1411         _route->save_as_template (path.to_string(), name);
1412 }
1413
1414 void
1415 RouteUI::check_rec_enable_sensitivity ()
1416 {
1417         if (_session->transport_rolling() && rec_enable_button->get_active() && Config->get_disable_disarm_during_roll()) {
1418                 rec_enable_button->set_sensitive (false);
1419         } else {
1420                 rec_enable_button->set_sensitive (true);
1421         }
1422 }
1423
1424 void
1425 RouteUI::parameter_changed (string const & p)
1426 {
1427         if (p == "disable-disarm-during-roll") {
1428                 check_rec_enable_sensitivity ();
1429         } else if (p == "solo-control-is-listen-control") {
1430                 set_button_names ();
1431         } else if (p == "listen-position") {
1432                 set_button_names ();
1433         }
1434 }
1435
1436 void
1437 RouteUI::step_gain_up ()
1438 {
1439         _route->set_gain (dB_to_coefficient (accurate_coefficient_to_dB (_route->gain_control()->get_value()) + 0.1), this);
1440 }
1441
1442 void
1443 RouteUI::page_gain_up ()
1444 {
1445         _route->set_gain (dB_to_coefficient (accurate_coefficient_to_dB (_route->gain_control()->get_value()) + 0.5), this);
1446 }
1447
1448 void
1449 RouteUI::step_gain_down ()
1450 {
1451         _route->set_gain (dB_to_coefficient (accurate_coefficient_to_dB (_route->gain_control()->get_value()) - 0.1), this);
1452 }
1453
1454 void
1455 RouteUI::page_gain_down ()
1456 {
1457         _route->set_gain (dB_to_coefficient (accurate_coefficient_to_dB (_route->gain_control()->get_value()) - 0.5), this);
1458 }
1459
1460 void
1461 RouteUI::open_remote_control_id_dialog ()
1462 {
1463         ArdourDialog dialog (_("Remote Control ID"));
1464
1465         uint32_t const limit = _session->ntracks() + _session->nbusses () + 4;
1466
1467         HBox* hbox = manage (new HBox);
1468         hbox->set_spacing (6);
1469         hbox->pack_start (*manage (new Label (_("Remote control ID:"))));
1470         SpinButton* spin = manage (new SpinButton);
1471         spin->set_digits (0);
1472         spin->set_increments (1, 10);
1473         spin->set_range (0, limit);
1474         spin->set_value (_route->remote_control_id());
1475         hbox->pack_start (*spin);
1476         dialog.get_vbox()->pack_start (*hbox);
1477
1478         dialog.add_button (Stock::CANCEL, RESPONSE_CANCEL);
1479         dialog.add_button (Stock::APPLY, RESPONSE_ACCEPT);
1480
1481         dialog.show_all ();
1482         int const r = dialog.run ();
1483
1484         if (r == RESPONSE_ACCEPT) {
1485                 _route->set_remote_control_id (spin->get_value_as_int ());
1486         }
1487 }