gtk2_ardour/mixer_strip.cc

   1 /*
   2     Copyright (C) 2000-2006 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 #include <cmath>
  20 #include <algorithm>
  21
  22 #include <sigc++/bind.h>
  23
  24 #include <pbd/convert.h>
  25 #include <pbd/enumwriter.h>
  26
  27 #include <gtkmm2ext/gtk_ui.h>
  28 #include <gtkmm2ext/utils.h>
  29 #include <gtkmm2ext/choice.h>
  30 #include <gtkmm2ext/stop_signal.h>
  31 #include <gtkmm2ext/doi.h>
  32 #include <gtkmm2ext/slider_controller.h>
  33 #include <gtkmm2ext/bindable_button.h>
  34
  35 #include <ardour/ardour.h>
  36 #include <ardour/session.h>
  37 #include <ardour/audioengine.h>
  38 #include <ardour/route.h>
  39 #include <ardour/audio_track.h>
  40 #include <ardour/audio_diskstream.h>
  41 #include <ardour/panner.h>
  42 #include <ardour/send.h>
  43 #include <ardour/processor.h>
  44 #include <ardour/profile.h>
  45 #include <ardour/ladspa_plugin.h>
  46 #include <ardour/auto_bundle.h>
  47 #include <ardour/user_bundle.h>
  48
  49 #include "ardour_ui.h"
  50 #include "ardour_dialog.h"
  51 #include "mixer_strip.h"
  52 #include "mixer_ui.h"
  53 #include "keyboard.h"
  54 #include "public_editor.h"
  55 #include "send_ui.h"
  56 #include "io_selector.h"
  57 #include "utils.h"
  58 #include "gui_thread.h"
  59
  60 #include "i18n.h"
  61
  62 using namespace sigc;
  63 using namespace ARDOUR;
  64 using namespace PBD;
  65 using namespace Gtk;
  66 using namespace Gtkmm2ext;
  67 using namespace std;
  68
  69 int MixerStrip::scrollbar_height = 0;
  70
  71 #ifdef VARISPEED_IN_MIXER_STRIP
  72 static void
  73 speed_printer (char buf[32], Gtk::Adjustment& adj, void* arg)
  74 {
  75         float val = adj.get_value ();
  76
  77         if (val == 1.0) {
  78                 strcpy (buf, "1");
  79         } else {
  80                 snprintf (buf, 32, "%.3f", val);
  81         }
  82 }
  83 #endif
  84
  85 MixerStrip::MixerStrip (Mixer_UI& mx, Session& sess, bool in_mixer)
  86         : AxisView(sess)
  87         , RouteUI (sess, _("Mute"), _("Solo"), _("Record"))
  88         ,_mixer(mx)
  89         , _mixer_owned (in_mixer)
  90         , pre_processor_box (PreFader, sess, mx.plugin_selector(), mx.selection(), in_mixer)
  91         , post_processor_box (PostFader, sess, mx.plugin_selector(), mx.selection(), in_mixer)
  92         , gpm (sess)
  93         , panners (sess)
  94         , button_table (3, 2)
  95         , middle_button_table (1, 2)
  96         , bottom_button_table (1, 2)
  97         , meter_point_label (_("pre"))
  98         , comment_button (_("Comments"))
  99         , speed_adjustment (1.0, 0.001, 4.0, 0.001, 0.1)
 100         , speed_spinner (&speed_adjustment, "MixerStripSpeedBase", true)
 101
 102 {
 103         init ();
 104 }
 105
 106 MixerStrip::MixerStrip (Mixer_UI& mx, Session& sess, boost::shared_ptr<Route> rt, bool in_mixer)
 107         : AxisView(sess)
 108         , RouteUI (sess, _("Mute"), _("Solo"), _("Record"))
 109         ,_mixer(mx)
 110         , _mixer_owned (in_mixer)
 111         , pre_processor_box (PreFader, sess, mx.plugin_selector(), mx.selection(), in_mixer)
 112         , post_processor_box (PostFader, sess, mx.plugin_selector(), mx.selection(), in_mixer)
 113         , gpm (sess)
 114         , panners (sess)
 115         , button_table (3, 2)
 116         , middle_button_table (1, 2)
 117         , bottom_button_table (1, 2)
 118         , meter_point_label (_("pre"))
 119         , comment_button (_("Comments"))
 120         , speed_adjustment (1.0, 0.001, 4.0, 0.001, 0.1)
 121         , speed_spinner (&speed_adjustment, "MixerStripSpeedBase", true)
 122
 123 {
 124         init ();
 125         set_route (rt);
 126 }
 127
 128 void
 129 MixerStrip::init ()
 130 {
 131         input_selector = 0;
 132         output_selector = 0;
 133         group_menu = 0;
 134         _marked_for_display = false;
 135         route_ops_menu = 0;
 136         ignore_comment_edit = false;
 137         ignore_toggle = false;
 138         ignore_speed_adjustment = false;
 139         comment_window = 0;
 140         comment_area = 0;
 141         _width_owner = 0;
 142         spacer = 0;
 143
 144         Gtk::Image* img;
 145
 146         img = manage (new Gtk::Image (::get_icon("strip_width")));
 147         img->show ();
 148
 149         width_button.add (*img);
 150
 151         img = manage (new Gtk::Image (::get_icon("hide")));
 152         img->show ();
 153
 154         hide_button.add (*img);
 155
 156         input_label.set_text (_("Input"));
 157         ARDOUR_UI::instance()->set_tip (&input_button, _("Click to choose inputs"), "");
 158         input_button.add (input_label);
 159         input_button.set_name ("MixerIOButton");
 160         input_label.set_name ("MixerIOButtonLabel");
 161
 162         output_label.set_text (_("Output"));
 163         ARDOUR_UI::instance()->set_tip (&output_button, _("Click to choose outputs"), "");
 164         output_button.add (output_label);
 165         output_button.set_name ("MixerIOButton");
 166         output_label.set_name ("MixerIOButtonLabel");
 167
 168         ARDOUR_UI::instance()->set_tip (&meter_point_button, _("Select metering point"), "");
 169         meter_point_button.add (meter_point_label);
 170         meter_point_button.set_name ("MixerStripMeterPreButton");
 171         meter_point_label.set_name ("MixerStripMeterPreButton");
 172
 173         /* TRANSLATORS: this string should be longest of the strings
 174            used to describe meter points. In english, it's "input".
 175         */
 176         set_size_request_to_display_given_text (meter_point_button, _("tupni"), 5, 5);
 177
 178         bottom_button_table.attach (meter_point_button, 1, 2, 0, 1);
 179
 180         meter_point_button.signal_button_press_event().connect (mem_fun (gpm, &GainMeter::meter_press), false);
 181         /* XXX what is this meant to do? */
 182         //meter_point_button.signal_button_release_event().connect (mem_fun (gpm, &GainMeter::meter_release), false);
 183
 184         hide_button.set_events (hide_button.get_events() & ~(Gdk::ENTER_NOTIFY_MASK|Gdk::LEAVE_NOTIFY_MASK));
 185
 186         mute_button->set_name ("MixerMuteButton");
 187         solo_button->set_name ("MixerSoloButton");
 188
 189         button_table.set_homogeneous (true);
 190         button_table.set_spacings (0);
 191
 192         button_table.attach (name_button, 0, 2, 0, 1);
 193         button_table.attach (input_button, 0, 2, 1, 2);
 194
 195         middle_button_table.set_homogeneous (true);
 196         middle_button_table.set_spacings (0);
 197         middle_button_table.attach (*mute_button, 0, 1, 0, 1);
 198         middle_button_table.attach (*solo_button, 1, 2, 0, 1);
 199
 200         bottom_button_table.set_col_spacings (0);
 201         bottom_button_table.set_homogeneous (true);
 202         bottom_button_table.attach (group_button, 0, 1, 0, 1);
 203
 204         name_button.add (name_label);
 205         name_button.set_name ("MixerNameButton");
 206         Gtkmm2ext::set_size_request_to_display_given_text (name_button, "longest label", 2, 2);
 207
 208         name_label.set_name ("MixerNameButtonLabel");
 209         ARDOUR_UI::instance()->set_tip (&group_button, _("Mix group"), "");
 210         group_button.add (group_label);
 211         group_button.set_name ("MixerGroupButton");
 212         group_label.set_name ("MixerGroupButtonLabel");
 213
 214         comment_button.set_name ("MixerCommentButton");
 215
 216         comment_button.signal_clicked().connect (mem_fun(*this, &MixerStrip::comment_button_clicked));
 217
 218         global_vpacker.set_border_width (0);
 219         global_vpacker.set_spacing (0);
 220
 221         width_button.set_name ("MixerWidthButton");
 222         hide_button.set_name ("MixerHideButton");
 223         top_event_box.set_name ("MixerTopEventBox");
 224
 225         width_button.signal_clicked().connect (mem_fun(*this, &MixerStrip::width_clicked));
 226         hide_button.signal_clicked().connect (mem_fun(*this, &MixerStrip::hide_clicked));
 227
 228         width_hide_box.pack_start (width_button, false, true);
 229         width_hide_box.pack_start (top_event_box, true, true);
 230         width_hide_box.pack_end (hide_button, false, true);
 231         gain_meter_alignment.set_padding(0, 4, 0, 0);
 232         gain_meter_alignment.add(gpm);
 233
 234         whvbox.pack_start (width_hide_box, true, true);
 235
 236         global_vpacker.pack_start (whvbox, Gtk::PACK_SHRINK);
 237         global_vpacker.pack_start (button_table,Gtk::PACK_SHRINK);
 238         global_vpacker.pack_start (pre_processor_box, true, true);
 239         global_vpacker.pack_start (middle_button_table,Gtk::PACK_SHRINK);
 240         global_vpacker.pack_start (gain_meter_alignment,Gtk::PACK_SHRINK);
 241         global_vpacker.pack_start (bottom_button_table,Gtk::PACK_SHRINK);
 242         global_vpacker.pack_start (post_processor_box, true, true);
 243         if (!is_midi_track()) {
 244                 global_vpacker.pack_start (panners, Gtk::PACK_SHRINK);
 245         }
 246         global_vpacker.pack_start (output_button, Gtk::PACK_SHRINK);
 247         global_vpacker.pack_start (comment_button, Gtk::PACK_SHRINK);
 248
 249         global_frame.add (global_vpacker);
 250         global_frame.set_shadow_type (Gtk::SHADOW_IN);
 251         global_frame.set_name ("BaseFrame");
 252
 253         add (global_frame);
 254
 255         /* force setting of visible selected status */
 256
 257         _selected = true;
 258         set_selected (false);
 259
 260         _packed = false;
 261         _embedded = false;
 262
 263         _session.engine().Stopped.connect (mem_fun(*this, &MixerStrip::engine_stopped));
 264         _session.engine().Running.connect (mem_fun(*this, &MixerStrip::engine_running));
 265
 266         input_button.signal_button_press_event().connect (mem_fun(*this, &MixerStrip::input_press), false);
 267         output_button.signal_button_press_event().connect (mem_fun(*this, &MixerStrip::output_press), false);
 268
 269         solo_button->signal_button_press_event().connect (mem_fun(*this, &RouteUI::solo_press), false);
 270         solo_button->signal_button_release_event().connect (mem_fun(*this, &RouteUI::solo_release), false);
 271         mute_button->signal_button_press_event().connect (mem_fun(*this, &RouteUI::mute_press), false);
 272         mute_button->signal_button_release_event().connect (mem_fun(*this, &RouteUI::mute_release), false);
 273
 274         /* we don't need this if its not an audio track, but we don't know that yet and it doesn't
 275            hurt (much).
 276         */
 277
 278         rec_enable_button->set_name ("MixerRecordEnableButton");
 279         rec_enable_button->signal_button_press_event().connect (mem_fun(*this, &RouteUI::rec_enable_press), false);
 280         rec_enable_button->signal_button_release_event().connect (mem_fun(*this, &RouteUI::rec_enable_release));
 281
 282         name_button.signal_button_press_event().connect (mem_fun(*this, &MixerStrip::name_button_button_press), false);
 283         group_button.signal_button_press_event().connect (mem_fun(*this, &MixerStrip::select_mix_group), false);
 284
 285         _width = (Width) -1;
 286
 287         /* start off as a passthru strip. we'll correct this, if necessary,
 288            in update_diskstream_display().
 289         */
 290
 291         /* start off as a passthru strip. we'll correct this, if necessary,
 292            in update_diskstream_display().
 293         */
 294
 295         if (is_midi_track())
 296                 set_name ("MidiTrackStripBase");
 297         else
 298                 set_name ("AudioTrackStripBase");
 299
 300         add_events (Gdk::BUTTON_RELEASE_MASK);
 301 }
 302
 303 MixerStrip::~MixerStrip ()
 304 {
 305         GoingAway(); /* EMIT_SIGNAL */
 306
 307         delete input_selector;
 308         delete output_selector;
 309 }
 310
 311 void
 312 MixerStrip::set_route (boost::shared_ptr<Route> rt)
 313 {
 314         if (rec_enable_button->get_parent()) {
 315                 button_table.remove (*rec_enable_button);
 316         }
 317
 318 #ifdef VARISPEED_IN_MIXER_STRIP
 319         if (speed_frame->get_parent()) {
 320                 button_table.remove (*speed_frame);
 321         }
 322 #endif
 323
 324         RouteUI::set_route (rt);
 325
 326         if (input_selector) {
 327                 delete input_selector;
 328                 input_selector = 0;
 329         }
 330
 331         if (output_selector) {
 332                 delete output_selector;
 333                 output_selector = 0;
 334         }
 335
 336         panners.set_io (rt);
 337         gpm.set_io (rt);
 338         pre_processor_box.set_route (rt);
 339         post_processor_box.set_route (rt);
 340
 341         if (set_color_from_route()) {
 342                 set_color (unique_random_color());
 343         }
 344
 345         if (_mixer_owned && (route()->is_master() || route()->is_control())) {
 346
 347                 if (scrollbar_height == 0) {
 348                         HScrollbar scrollbar;
 349                         Gtk::Requisition requisition(scrollbar.size_request ());
 350                         scrollbar_height = requisition.height;
 351                 }
 352
 353                 spacer = manage (new EventBox);
 354                 spacer->set_size_request (-1, scrollbar_height);
 355                 global_vpacker.pack_start (*spacer, false, false);
 356         }
 357
 358         if (is_audio_track()) {
 359
 360                 boost::shared_ptr<AudioTrack> at = audio_track();
 361
 362                 connections.push_back (at->FreezeChange.connect (mem_fun(*this, &MixerStrip::map_frozen)));
 363
 364 #ifdef VARISPEED_IN_MIXER_STRIP
 365                 speed_adjustment.signal_value_changed().connect (mem_fun(*this, &MixerStrip::speed_adjustment_changed));
 366
 367                 speed_frame.set_name ("BaseFrame");
 368                 speed_frame.set_shadow_type (Gtk::SHADOW_IN);
 369                 speed_frame.add (speed_spinner);
 370
 371                 speed_spinner.set_print_func (speed_printer, 0);
 372
 373                 ARDOUR_UI::instance()->tooltips().set_tip (speed_spinner, _("Varispeed"));
 374
 375                 button_table.attach (speed_frame, 0, 2, 5, 6);
 376 #endif /* VARISPEED_IN_MIXER_STRIP */
 377
 378                 button_table.attach (*rec_enable_button, 0, 2, 2, 3);
 379                 rec_enable_button->show();
 380         }
 381
 382         if (_route->phase_invert()) {
 383                 name_label.set_text (X_("Ø ") + name_label.get_text());
 384         } else {
 385                 name_label.set_text (_route->name());
 386         }
 387
 388         switch (_route->meter_point()) {
 389         case MeterInput:
 390                 meter_point_label.set_text (_("input"));
 391                 break;
 392
 393         case MeterPreFader:
 394                 meter_point_label.set_text (_("pre"));
 395                 break;
 396
 397         case MeterPostFader:
 398                 meter_point_label.set_text (_("post"));
 399                 break;
 400         }
 401
 402         delete route_ops_menu;
 403         route_ops_menu = 0;
 404
 405         ARDOUR_UI::instance()->tooltips().set_tip (comment_button, _route->comment().empty() ?
 406                                                    _("Click to Add/Edit Comments"):
 407                                                    _route->comment());
 408
 409         connections.push_back (_route->meter_change.connect (mem_fun(*this, &MixerStrip::meter_changed)));
 410         connections.push_back (_route->input_changed.connect (mem_fun(*this, &MixerStrip::input_changed)));
 411         connections.push_back (_route->output_changed.connect (mem_fun(*this, &MixerStrip::output_changed)));
 412         connections.push_back (_route->mute_changed.connect (mem_fun(*this, &RouteUI::mute_changed)));
 413         connections.push_back (_route->solo_changed.connect (mem_fun(*this, &RouteUI::solo_changed)));
 414         connections.push_back (_route->solo_safe_changed.connect (mem_fun(*this, &RouteUI::solo_changed)));
 415         connections.push_back (_route->mix_group_changed.connect (mem_fun(*this, &MixerStrip::mix_group_changed)));
 416         connections.push_back (_route->panner().Changed.connect (mem_fun(*this, &MixerStrip::connect_to_pan)));
 417
 418         if (is_audio_track()) {
 419                 connections.push_back (audio_track()->DiskstreamChanged.connect (mem_fun(*this, &MixerStrip::diskstream_changed)));
 420                 connections.push_back (get_diskstream()->SpeedChanged.connect (mem_fun(*this, &MixerStrip::speed_changed)));
 421         }
 422
 423         connections.push_back (_route->NameChanged.connect (mem_fun(*this, &RouteUI::name_changed)));
 424         connections.push_back (_route->comment_changed.connect (mem_fun(*this, &MixerStrip::comment_changed)));
 425         connections.push_back (_route->gui_changed.connect (mem_fun(*this, &MixerStrip::route_gui_changed)));
 426
 427         set_stuff_from_route ();
 428
 429         /* now force an update of all the various elements */
 430
 431         pre_processor_box.update();
 432         post_processor_box.update();
 433         mute_changed (0);
 434         solo_changed (0);
 435         name_changed ();
 436         comment_changed (0);
 437         mix_group_changed (0);
 438
 439         connect_to_pan ();
 440
 441         panners.setup_pan ();
 442
 443         if (is_audio_track()) {
 444                 speed_changed ();
 445         }
 446
 447         update_diskstream_display ();
 448         update_input_display ();
 449         update_output_display ();
 450
 451         add_events (Gdk::BUTTON_RELEASE_MASK);
 452
 453         pre_processor_box.show();
 454
 455         if (!route()->is_master() && !route()->is_control()) {
 456                 /* we don't allow master or control routes to be hidden */
 457                 hide_button.show();
 458         }
 459
 460         width_button.show();
 461         width_hide_box.show();
 462         whvbox.show ();
 463         global_frame.show();
 464         global_vpacker.show();
 465         button_table.show();
 466         middle_button_table.show();
 467         bottom_button_table.show();
 468         pre_processor_box.show_all ();
 469         gpm.show_all ();
 470         panners.show_all ();
 471         gain_meter_alignment.show ();
 472         post_processor_box.show_all ();
 473         gain_unit_button.show();
 474         gain_unit_label.show();
 475         meter_point_button.show();
 476         meter_point_label.show();
 477         diskstream_button.show();
 478         diskstream_label.show();
 479         input_button.show();
 480         input_label.show();
 481         output_button.show();
 482         output_label.show();
 483         name_label.show();
 484         name_button.show();
 485         comment_button.show();
 486         group_button.show();
 487         group_label.show();
 488         speed_spinner.show();
 489         speed_label.show();
 490         speed_frame.show();
 491
 492         show ();
 493 }
 494
 495 void
 496 MixerStrip::set_stuff_from_route ()
 497 {
 498         XMLProperty *prop;
 499
 500         ensure_xml_node ();
 501
 502         /* if width is not set, it will be set by the MixerUI or editor */
 503
 504         if ((prop = xml_node->property ("strip-width")) != 0) {
 505                 set_width (Width (string_2_enum (prop->value(), _width)), this);
 506         }
 507
 508         if ((prop = xml_node->property ("shown-mixer")) != 0) {
 509                 if (prop->value() == "no") {
 510                         _marked_for_display = false;
 511                 } else {
 512                         _marked_for_display = true;
 513                 }
 514         } else {
 515                 /* backwards compatibility */
 516                 _marked_for_display = true;
 517         }
 518 }
 519
 520 void
 521 MixerStrip::set_width (Width w, void* owner)
 522 {
 523         /* always set the gpm width again, things may be hidden */
 524
 525         gpm.set_width (w);
 526         panners.set_width (w);
 527         pre_processor_box.set_width (w);
 528         post_processor_box.set_width (w);
 529
 530         boost::shared_ptr<AutomationList> gain_automation = _route->gain_control()->alist();
 531
 532         _width_owner = owner;
 533
 534         ensure_xml_node ();
 535
 536         _width = w;
 537
 538         if (_width_owner == this) {
 539                 xml_node->add_property ("strip-width", enum_2_string (_width));
 540         }
 541
 542         switch (w) {
 543         case Wide:
 544
 545                 if (rec_enable_button)  {
 546                         ((Gtk::Label*)rec_enable_button->get_child())->set_text (_("Record"));
 547                 }
 548                 ((Gtk::Label*)mute_button->get_child())->set_text  (_("Mute"));
 549                 ((Gtk::Label*)solo_button->get_child())->set_text (_("Solo"));
 550
 551                 if (_route->comment() == "") {
 552                        comment_button.unset_bg (STATE_NORMAL);
 553                        ((Gtk::Label*)comment_button.get_child())->set_text (_("Comments"));
 554                 } else {
 555                        comment_button.modify_bg (STATE_NORMAL, color());
 556                        ((Gtk::Label*)comment_button.get_child())->set_text (_("*Comments*"));
 557                 }
 558
 559                 ((Gtk::Label*)gpm.gain_automation_style_button.get_child())->set_text (gpm.astyle_string(gain_automation->automation_style()));
 560                 ((Gtk::Label*)gpm.gain_automation_state_button.get_child())->set_text (gpm.astate_string(gain_automation->automation_state()));
 561                 ((Gtk::Label*)panners.pan_automation_style_button.get_child())->set_text (panners.astyle_string(_route->panner().automation_style()));
 562                 ((Gtk::Label*)panners.pan_automation_state_button.get_child())->set_text (panners.astate_string(_route->panner().automation_state()));
 563                 Gtkmm2ext::set_size_request_to_display_given_text (name_button, "long", 2, 2);
 564                 set_size_request (-1, -1);
 565                 break;
 566
 567         case Narrow:
 568                 if (rec_enable_button) {
 569                         ((Gtk::Label*)rec_enable_button->get_child())->set_text (_("Rec"));
 570                 }
 571                 ((Gtk::Label*)mute_button->get_child())->set_text (_("M"));
 572                 ((Gtk::Label*)solo_button->get_child())->set_text (_("S"));
 573
 574                 if (_route->comment() == "") {
 575                        comment_button.unset_bg (STATE_NORMAL);
 576                        ((Gtk::Label*)comment_button.get_child())->set_text (_("Cmt"));
 577                 } else {
 578                        comment_button.modify_bg (STATE_NORMAL, color());
 579                        ((Gtk::Label*)comment_button.get_child())->set_text (_("*Cmt*"));
 580                 }
 581
 582                 ((Gtk::Label*)gpm.gain_automation_style_button.get_child())->set_text (gpm.short_astyle_string(gain_automation->automation_style()));
 583                 ((Gtk::Label*)gpm.gain_automation_state_button.get_child())->set_text (gpm.short_astate_string(gain_automation->automation_state()));
 584                 ((Gtk::Label*)panners.pan_automation_style_button.get_child())->set_text (panners.short_astyle_string(_route->panner().automation_style()));
 585                 ((Gtk::Label*)panners.pan_automation_state_button.get_child())->set_text (panners.short_astate_string(_route->panner().automation_state()));
 586                 Gtkmm2ext::set_size_request_to_display_given_text (name_button, "longest label", 2, 2);
 587                 set_size_request (max (50, gpm.get_gm_width()), -1);
 588                 break;
 589         }
 590         update_input_display ();
 591         update_output_display ();
 592         mix_group_changed (0);
 593         name_changed ();
 594 #ifdef GTKOSX
 595         WidthChanged();
 596 #endif
 597 }
 598
 599 void
 600 MixerStrip::set_packed (bool yn)
 601 {
 602         _packed = yn;
 603
 604         ensure_xml_node ();
 605
 606         if (_packed) {
 607                 xml_node->add_property ("shown-mixer", "yes");
 608         } else {
 609                 xml_node->add_property ("shown-mixer", "no");
 610         }
 611 }
 612
 613
 614 gint
 615 MixerStrip::output_press (GdkEventButton *ev)
 616 {
 617         using namespace Menu_Helpers;
 618         if (!_session.engine().connected()) {
 619                 MessageDialog msg (_("Not connected to JACK - no I/O changes are possible"));
 620                 msg.run ();
 621                 return true;
 622         }
 623
 624         MenuList& citems = output_menu.items();
 625         switch (ev->button) {
 626
 627         case 1:
 628         {
 629                 output_menu.set_name ("ArdourContextMenu");
 630                 citems.clear();
 631
 632                 citems.push_back (MenuElem (_("Edit"), mem_fun(*this, &MixerStrip::edit_output_configuration)));
 633                 citems.push_back (SeparatorElem());
 634                 citems.push_back (MenuElem (_("Disconnect"), mem_fun (*(static_cast<RouteUI*>(this)), &RouteUI::disconnect_output)));
 635                 citems.push_back (SeparatorElem());
 636
 637                 std::vector<boost::shared_ptr<Bundle> > current = _route->bundles_connected_to_outputs ();
 638
 639                 _session.foreach_bundle (
 640                         bind (mem_fun (*this, &MixerStrip::add_bundle_to_output_menu), current)
 641                         );
 642
 643                 output_menu.popup (1, ev->time);
 644                 break;
 645         }
 646
 647         default:
 648                 break;
 649         }
 650         return TRUE;
 651 }
 652
 653 void
 654 MixerStrip::edit_output_configuration ()
 655 {
 656         if (output_selector == 0) {
 657                 output_selector = new IOSelectorWindow (_session, _route, false);
 658         }
 659
 660         if (output_selector->is_visible()) {
 661                 output_selector->get_toplevel()->get_window()->raise();
 662         } else {
 663                 output_selector->present ();
 664         }
 665 }
 666
 667 void
 668 MixerStrip::edit_input_configuration ()
 669 {
 670         if (input_selector == 0) {
 671                 input_selector = new IOSelectorWindow (_session, _route, true);
 672         }
 673
 674         if (input_selector->is_visible()) {
 675                 input_selector->get_toplevel()->get_window()->raise();
 676         } else {
 677                 input_selector->present ();
 678         }
 679 }
 680
 681 gint
 682 MixerStrip::input_press (GdkEventButton *ev)
 683 {
 684         using namespace Menu_Helpers;
 685
 686         MenuList& citems = input_menu.items();
 687         input_menu.set_name ("ArdourContextMenu");
 688         citems.clear();
 689
 690         if (!_session.engine().connected()) {
 691                 MessageDialog msg (_("Not connected to JACK - no I/O changes are possible"));
 692                 msg.run ();
 693                 return true;
 694         }
 695
 696         switch (ev->button) {
 697
 698         case 1:
 699         {
 700                 citems.push_back (MenuElem (_("Edit"), mem_fun(*this, &MixerStrip::edit_input_configuration)));
 701                 citems.push_back (SeparatorElem());
 702                 citems.push_back (MenuElem (_("Disconnect"), mem_fun (*(static_cast<RouteUI*>(this)), &RouteUI::disconnect_input)));
 703                 citems.push_back (SeparatorElem());
 704
 705                 std::vector<boost::shared_ptr<Bundle> > current = _route->bundles_connected_to_inputs ();
 706
 707                 _session.foreach_bundle (
 708                         bind (mem_fun (*this, &MixerStrip::add_bundle_to_input_menu), current)
 709                         );
 710
 711                 input_menu.popup (1, ev->time);
 712                 break;
 713         }
 714         default:
 715                 break;
 716         }
 717         return TRUE;
 718 }
 719
 720 void
 721 MixerStrip::bundle_input_chosen (boost::shared_ptr<ARDOUR::Bundle> c)
 722 {
 723         if (!ignore_toggle) {
 724
 725                 try {
 726                         _route->connect_input_ports_to_bundle (c, this);
 727                 }
 728
 729                 catch (AudioEngine::PortRegistrationFailure& err) {
 730                         error << _("could not register new ports required for that bundle")
 731                               << endmsg;
 732                 }
 733         }
 734 }
 735
 736 void
 737 MixerStrip::bundle_output_chosen (boost::shared_ptr<ARDOUR::Bundle> c)
 738 {
 739         if (!ignore_toggle) {
 740
 741                 try {
 742                         _route->connect_output_ports_to_bundle (c, this);
 743                 }
 744
 745                 catch (AudioEngine::PortRegistrationFailure& err) {
 746                         error << _("could not register new ports required for that bundle")
 747                               << endmsg;
 748                 }
 749         }
 750 }
 751
 752 void
 753 MixerStrip::add_bundle_to_input_menu (boost::shared_ptr<Bundle> b, std::vector<boost::shared_ptr<Bundle> > const & current)
 754 {
 755         using namespace Menu_Helpers;
 756
 757         /* the input menu needs to contain only output bundles (that we
 758            can connect inputs to */
 759         if (b->ports_are_outputs() == false) {
 760                 return;
 761         }
 762
 763         MenuList& citems = input_menu.items();
 764
 765         if (b->nchannels() == _route->n_inputs()) {
 766
 767                 citems.push_back (CheckMenuElem (b->name(), bind (mem_fun(*this, &MixerStrip::bundle_input_chosen), b)));
 768
 769                 if (std::find (current.begin(), current.end(), b) != current.end()) {
 770                         ignore_toggle = true;
 771                         dynamic_cast<CheckMenuItem *> (&citems.back())->set_active (true);
 772                         ignore_toggle = false;
 773                 }
 774         }
 775 }
 776
 777 void
 778 MixerStrip::add_bundle_to_output_menu (boost::shared_ptr<Bundle> b, std::vector<boost::shared_ptr<Bundle> > const & current)
 779 {
 780         using namespace Menu_Helpers;
 781
 782         /* the output menu needs to contain only input bundles (that we
 783            can connect outputs to */
 784         if (b->ports_are_inputs() == false) {
 785                 return;
 786         }
 787
 788         if (b->nchannels() == _route->n_outputs()) {
 789
 790                 MenuList& citems = output_menu.items();
 791                 citems.push_back (CheckMenuElem (b->name(), bind (mem_fun(*this, &MixerStrip::bundle_output_chosen), b)));
 792
 793                 if (std::find (current.begin(), current.end(), b) != current.end()) {
 794                         ignore_toggle = true;
 795                         dynamic_cast<CheckMenuItem *> (&citems.back())->set_active (true);
 796                         ignore_toggle = false;
 797                 }
 798         }
 799 }
 800
 801 void
 802 MixerStrip::update_diskstream_display ()
 803 {
 804         if (is_track()) {
 805
 806                 if (input_selector) {
 807                         input_selector->hide_all ();
 808                 }
 809
 810                 show_route_color ();
 811
 812         } else {
 813
 814                 show_passthru_color ();
 815         }
 816 }
 817
 818 void
 819 MixerStrip::connect_to_pan ()
 820 {
 821         ENSURE_GUI_THREAD(mem_fun(*this, &MixerStrip::connect_to_pan));
 822
 823         panstate_connection.disconnect ();
 824         panstyle_connection.disconnect ();
 825
 826                 boost::shared_ptr<ARDOUR::AutomationControl> pan_control
 827                         = boost::dynamic_pointer_cast<ARDOUR::AutomationControl>(
 828                                 _route->panner().data().control(Evoral::Parameter( PanAutomation ) ));
 829
 830         if (pan_control) {
 831                 panstate_connection = pan_control->alist()->automation_state_changed.connect (mem_fun(panners, &PannerUI::pan_automation_state_changed));
 832                 panstyle_connection = pan_control->alist()->automation_style_changed.connect (mem_fun(panners, &PannerUI::pan_automation_style_changed));
 833         }
 834
 835         panners.pan_changed (this);
 836 }
 837
 838 void
 839 MixerStrip::update_input_display ()
 840 {
 841         std::vector<boost::shared_ptr<ARDOUR::Bundle> > c = _route->bundles_connected_to_inputs ();
 842
 843         /* XXX: how do we represent >1 connected bundle? */
 844         if (c.empty() == false) {
 845                 input_label.set_text (c[0]->name());
 846         } else {
 847                 switch (_width) {
 848                 case Wide:
 849                         input_label.set_text (_(" Input"));
 850                         break;
 851                 case Narrow:
 852                         input_label.set_text (_("I"));
 853                         break;
 854                 }
 855         }
 856         panners.setup_pan ();
 857 }
 858
 859 void
 860 MixerStrip::update_output_display ()
 861 {
 862         std::vector<boost::shared_ptr<ARDOUR::Bundle> > c = _route->bundles_connected_to_outputs ();
 863
 864         /* XXX: how do we represent >1 connected bundle? */
 865         if (c.empty() == false) {
 866                 output_label.set_text (c[0]->name());
 867         } else {
 868                 switch (_width) {
 869                 case Wide:
 870                         output_label.set_text (_("Output"));
 871                         break;
 872                 case Narrow:
 873                         output_label.set_text (_("O"));
 874                         break;
 875                 }
 876         }
 877
 878         gpm.setup_meters ();
 879         panners.setup_pan ();
 880 }
 881
 882 void
 883 MixerStrip::fast_update ()
 884 {
 885         gpm.update_meters ();
 886 }
 887
 888 void
 889 MixerStrip::diskstream_changed ()
 890 {
 891         Gtkmm2ext::UI::instance()->call_slot (mem_fun(*this, &MixerStrip::update_diskstream_display));
 892 }
 893
 894 void
 895 MixerStrip::input_changed (IOChange change, void *src)
 896 {
 897         Gtkmm2ext::UI::instance()->call_slot (mem_fun(*this, &MixerStrip::update_input_display));
 898         set_width(_width, this);
 899 }
 900
 901 void
 902 MixerStrip::output_changed (IOChange change, void *src)
 903 {
 904         Gtkmm2ext::UI::instance()->call_slot (mem_fun(*this, &MixerStrip::update_output_display));
 905         set_width(_width, this);
 906 }
 907
 908
 909 void
 910 MixerStrip::comment_editor_done_editing()
 911 {
 912         string str =  comment_area->get_buffer()->get_text();
 913         if (_route->comment() != str) {
 914                 _route->set_comment (str, this);
 915
 916                 switch (_width) {
 917
 918                 case Wide:
 919                         if (! str.empty()) {
 920                                 comment_button.modify_bg (STATE_NORMAL, color());
 921                                 ((Gtk::Label*)comment_button.get_child())->set_text (_("*Comments*"));
 922                         } else {
 923                                 comment_button.unset_bg (STATE_NORMAL);
 924                                 ((Gtk::Label*)comment_button.get_child())->set_text (_("Comments"));
 925                         }
 926                         break;
 927
 928                 case Narrow:
 929                         if (! str.empty()) {
 930                                 comment_button.modify_bg (STATE_NORMAL, color());
 931                                 ((Gtk::Label*)comment_button.get_child())->set_text (_("*Cmt*"));
 932                         } else {
 933                                 comment_button.unset_bg (STATE_NORMAL);
 934                                 ((Gtk::Label*)comment_button.get_child())->set_text (_("Cmt"));
 935                         }
 936                         break;
 937                 }
 938
 939                 ARDOUR_UI::instance()->tooltips().set_tip (comment_button,
 940                                 str.empty() ? _("Click to Add/Edit Comments") : str);
 941         }
 942
 943 }
 944
 945 void
 946 MixerStrip::comment_button_clicked ()
 947 {
 948         if (comment_window == 0) {
 949                 setup_comment_editor ();
 950         }
 951
 952     int x, y, cw_width, cw_height;
 953
 954         if (comment_window->is_visible()) {
 955                 comment_window->hide ();
 956                 return;
 957         }
 958
 959         comment_window->get_size (cw_width, cw_height);
 960         comment_window->get_position(x, y);
 961         comment_window->move(x, y - (cw_height / 2) - 45);
 962         /*
 963            half the dialog height minus the comments button height
 964            with some window decoration fudge thrown in.
 965         */
 966
 967         comment_window->show();
 968         comment_window->present();
 969 }
 970
 971 void
 972 MixerStrip::setup_comment_editor ()
 973 {
 974         string title;
 975         title = _route->name();
 976         title += _(": comment editor");
 977
 978         comment_window = new ArdourDialog (title, false);
 979         comment_window->set_position (Gtk::WIN_POS_MOUSE);
 980         comment_window->set_skip_taskbar_hint (true);
 981         comment_window->signal_hide().connect (mem_fun(*this, &MixerStrip::comment_editor_done_editing));
 982
 983         comment_area = manage (new TextView());
 984         comment_area->set_name ("MixerTrackCommentArea");
 985         comment_area->set_size_request (110, 178);
 986         comment_area->set_wrap_mode (WRAP_WORD);
 987         comment_area->set_editable (true);
 988         comment_area->get_buffer()->set_text (_route->comment());
 989         comment_area->show ();
 990
 991         comment_window->get_vbox()->pack_start (*comment_area);
 992         comment_window->get_action_area()->hide();
 993 }
 994
 995 void
 996 MixerStrip::comment_changed (void *src)
 997 {
 998         ENSURE_GUI_THREAD(bind (mem_fun(*this, &MixerStrip::comment_changed), src));
 999
1000         if (src != this) {
1001                 ignore_comment_edit = true;
1002                 if (comment_area) {
1003                         comment_area->get_buffer()->set_text (_route->comment());
1004                 }
1005                 ignore_comment_edit = false;
1006         }
1007 }
1008
1009 void
1010 MixerStrip::set_mix_group (RouteGroup *rg)
1011 {
1012         _route->set_mix_group (rg, this);
1013 }
1014
1015 void
1016 MixerStrip::add_mix_group_to_menu (RouteGroup *rg, RadioMenuItem::Group* group)
1017 {
1018         using namespace Menu_Helpers;
1019
1020         MenuList& items = group_menu->items();
1021
1022         items.push_back (RadioMenuElem (*group, rg->name(), bind (mem_fun(*this, &MixerStrip::set_mix_group), rg)));
1023
1024         if (_route->mix_group() == rg) {
1025                 static_cast<RadioMenuItem*>(&items.back())->set_active ();
1026         }
1027 }
1028
1029 bool
1030 MixerStrip::select_mix_group (GdkEventButton *ev)
1031 {
1032         using namespace Menu_Helpers;
1033
1034         if (group_menu == 0) {
1035                 group_menu = new Menu;
1036         }
1037         group_menu->set_name ("ArdourContextMenu");
1038         MenuList& items = group_menu->items();
1039         RadioMenuItem::Group group;
1040
1041         switch (ev->button) {
1042         case 1:
1043
1044                 items.clear ();
1045                 items.push_back (RadioMenuElem (group, _("No group"), bind (mem_fun(*this, &MixerStrip::set_mix_group), (RouteGroup *) 0)));
1046
1047                 _session.foreach_mix_group (bind (mem_fun (*this, &MixerStrip::add_mix_group_to_menu), &group));
1048
1049                 group_menu->popup (1, ev->time);
1050                 break;
1051
1052         default:
1053                 break;
1054         }
1055
1056         return true;
1057 }
1058
1059 void
1060 MixerStrip::mix_group_changed (void *ignored)
1061 {
1062         ENSURE_GUI_THREAD(bind (mem_fun(*this, &MixerStrip::mix_group_changed), ignored));
1063
1064         RouteGroup *rg = _route->mix_group();
1065
1066         if (rg) {
1067                 group_label.set_text (rg->name());
1068         } else {
1069                 switch (_width) {
1070                 case Wide:
1071                         group_label.set_text (_("Grp"));
1072                         break;
1073                 case Narrow:
1074                         group_label.set_text (_("~G"));
1075                         break;
1076                 }
1077         }
1078 }
1079
1080
1081 void
1082 MixerStrip::route_gui_changed (string what_changed, void* ignored)
1083 {
1084         ENSURE_GUI_THREAD(bind (mem_fun(*this, &MixerStrip::route_gui_changed), what_changed, ignored));
1085
1086         if (what_changed == "color") {
1087                 if (set_color_from_route () == 0) {
1088                         show_route_color ();
1089                 }
1090         }
1091 }
1092
1093 void
1094 MixerStrip::show_route_color ()
1095 {
1096         name_button.modify_bg (STATE_NORMAL, color());
1097         top_event_box.modify_bg (STATE_NORMAL, color());
1098         route_active_changed ();
1099 }
1100
1101 void
1102 MixerStrip::show_passthru_color ()
1103 {
1104         route_active_changed ();
1105 }
1106
1107 void
1108 MixerStrip::build_route_ops_menu ()
1109 {
1110         using namespace Menu_Helpers;
1111         route_ops_menu = new Menu;
1112         route_ops_menu->set_name ("ArdourContextMenu");
1113
1114         MenuList& items = route_ops_menu->items();
1115
1116         items.push_back (MenuElem (_("Rename"), mem_fun(*this, &RouteUI::route_rename)));
1117         items.push_back (SeparatorElem());
1118         items.push_back (CheckMenuElem (_("Active"), mem_fun (*this, &RouteUI::toggle_route_active)));
1119         route_active_menu_item = dynamic_cast<CheckMenuItem *> (&items.back());
1120         route_active_menu_item->set_active (_route->active());
1121
1122         items.push_back (SeparatorElem());
1123
1124         items.push_back (MenuElem (_("Adjust latency"), mem_fun (*this, &RouteUI::adjust_latency)));
1125
1126         items.push_back (SeparatorElem());
1127         items.push_back (CheckMenuElem (_("Invert Polarity"), mem_fun (*this, &RouteUI::toggle_polarity)));
1128         polarity_menu_item = dynamic_cast<CheckMenuItem *> (&items.back());
1129         polarity_menu_item->set_active (_route->phase_invert());
1130         items.push_back (CheckMenuElem (_("Protect against denormals"), mem_fun (*this, &RouteUI::toggle_denormal_protection)));
1131         denormal_menu_item = dynamic_cast<CheckMenuItem *> (&items.back());
1132         denormal_menu_item->set_active (_route->denormal_protection());
1133
1134         if (!Profile->get_sae()) {
1135                 build_remote_control_menu ();
1136                 items.push_back (SeparatorElem());
1137                 items.push_back (MenuElem (_("Remote Control ID"), *remote_control_menu));
1138         }
1139
1140         items.push_back (SeparatorElem());
1141         items.push_back (MenuElem (_("Remove"), mem_fun(*this, &RouteUI::remove_this_route)));
1142 }
1143
1144 gint
1145 MixerStrip::name_button_button_press (GdkEventButton* ev)
1146 {
1147         if (ev->button == 1 || ev->button == 3) {
1148                 list_route_operations ();
1149
1150                 Menu_Helpers::MenuList& items = route_ops_menu->items();
1151                 /* do not allow rename if the track is record-enabled */
1152                 static_cast<MenuItem*> (&items.front())->set_sensitive (!_route->record_enabled());
1153
1154                 route_ops_menu->popup (1, ev->time);
1155         }
1156         return FALSE;
1157 }
1158
1159 void
1160 MixerStrip::list_route_operations ()
1161 {
1162         if (route_ops_menu == 0) {
1163                 build_route_ops_menu ();
1164         }
1165
1166         refresh_remote_control_menu();
1167 }
1168
1169
1170 void
1171 MixerStrip::speed_adjustment_changed ()
1172 {
1173         /* since there is a usable speed adjustment, there has to be a diskstream */
1174         if (!ignore_speed_adjustment) {
1175                 get_diskstream()->set_speed (speed_adjustment.get_value());
1176         }
1177 }
1178
1179 void
1180 MixerStrip::speed_changed ()
1181 {
1182         Gtkmm2ext::UI::instance()->call_slot (mem_fun(*this, &MixerStrip::update_speed_display));
1183 }
1184
1185 void
1186 MixerStrip::update_speed_display ()
1187 {
1188         float val;
1189
1190         val = get_diskstream()->speed();
1191
1192         if (val != 1.0) {
1193                 speed_spinner.set_name ("MixerStripSpeedBaseNotOne");
1194         } else {
1195                 speed_spinner.set_name ("MixerStripSpeedBase");
1196         }
1197
1198         if (speed_adjustment.get_value() != val) {
1199                 ignore_speed_adjustment = true;
1200                 speed_adjustment.set_value (val);
1201                 ignore_speed_adjustment = false;
1202         }
1203 }
1204
1205
1206 void
1207 MixerStrip::set_selected (bool yn)
1208 {
1209         AxisView::set_selected (yn);
1210         if (_selected) {
1211                 global_frame.set_shadow_type (Gtk::SHADOW_ETCHED_OUT);
1212                 global_frame.set_name ("MixerStripSelectedFrame");
1213         } else {
1214                 global_frame.set_shadow_type (Gtk::SHADOW_IN);
1215                 global_frame.set_name ("MixerStripFrame");
1216         }
1217         global_frame.queue_draw ();
1218 }
1219
1220 void
1221 MixerStrip::name_changed ()
1222 {
1223         switch (_width) {
1224         case Wide:
1225                 RouteUI::name_changed ();
1226                 break;
1227         case Narrow:
1228                 name_label.set_text (PBD::short_version (_route->name(), 5));
1229                 break;
1230         }
1231         if (_route->phase_invert()) {
1232                 name_label.set_text (X_("Ø ") + name_label.get_text());
1233         }
1234 }
1235
1236 void
1237 MixerStrip::width_clicked ()
1238 {
1239         switch (_width) {
1240         case Wide:
1241                 set_width (Narrow, this);
1242                 break;
1243         case Narrow:
1244                 set_width (Wide, this);
1245                 break;
1246         }
1247 }
1248
1249 void
1250 MixerStrip::hide_clicked ()
1251 {
1252     // LAME fix to reset the button status for when it is redisplayed (part 1)
1253     hide_button.set_sensitive(false);
1254
1255         if (_embedded) {
1256                  Hiding(); /* EMIT_SIGNAL */
1257         } else {
1258                 _mixer.hide_strip (this);
1259         }
1260
1261     // (part 2)
1262         hide_button.set_sensitive(true);
1263 }
1264
1265 void
1266 MixerStrip::set_embedded (bool yn)
1267 {
1268         _embedded = yn;
1269 }
1270
1271 void
1272 MixerStrip::map_frozen ()
1273 {
1274         ENSURE_GUI_THREAD (mem_fun(*this, &MixerStrip::map_frozen));
1275
1276         boost::shared_ptr<AudioTrack> at = audio_track();
1277
1278         if (at) {
1279                 switch (at->freeze_state()) {
1280                 case AudioTrack::Frozen:
1281                         pre_processor_box.set_sensitive (false);
1282                         post_processor_box.set_sensitive (false);
1283                         speed_spinner.set_sensitive (false);
1284                         break;
1285                 default:
1286                         pre_processor_box.set_sensitive (true);
1287                         post_processor_box.set_sensitive (true);
1288                         speed_spinner.set_sensitive (true);
1289                         // XXX need some way, maybe, to retoggle redirect editors
1290                         break;
1291                 }
1292         }
1293
1294         hide_redirect_editors ();
1295 }
1296
1297 void
1298 MixerStrip::hide_redirect_editors ()
1299 {
1300         _route->foreach_processor (mem_fun (*this, &MixerStrip::hide_processor_editor));
1301 }
1302
1303 void
1304 MixerStrip::hide_processor_editor (boost::weak_ptr<Processor> p)
1305 {
1306         boost::shared_ptr<Processor> processor (p.lock ());
1307         if (!processor) {
1308                 return;
1309         }
1310
1311         void* gui = processor->get_gui ();
1312
1313         if (gui) {
1314                 static_cast<Gtk::Widget*>(gui)->hide ();
1315         }
1316 }
1317
1318 void
1319 MixerStrip::route_active_changed ()
1320 {
1321         RouteUI::route_active_changed ();
1322
1323         if (is_midi_track()) {
1324                 if (_route->active()) {
1325                         set_name ("MidiTrackStripBase");
1326                         gpm.set_meter_strip_name ("MidiTrackStripBase");
1327                 } else {
1328                         set_name ("MidiTrackStripBaseInactive");
1329                         gpm.set_meter_strip_name ("MidiTrackStripBaseInactive");
1330                 }
1331                 gpm.set_fader_name ("MidiTrackFader");
1332         } else if (is_audio_track()) {
1333                 if (_route->active()) {
1334                         set_name ("AudioTrackStripBase");
1335                         gpm.set_meter_strip_name ("AudioTrackMetrics");
1336                 } else {
1337                         set_name ("AudioTrackStripBaseInactive");
1338                         gpm.set_meter_strip_name ("AudioTrackMetricsInactive");
1339                 }
1340                 gpm.set_fader_name ("AudioTrackFader");
1341         } else {
1342                 if (_route->active()) {
1343                         set_name ("AudioBusStripBase");
1344                         gpm.set_meter_strip_name ("AudioBusMetrics");
1345                 } else {
1346                         set_name ("AudioBusStripBaseInactive");
1347                         gpm.set_meter_strip_name ("AudioBusMetricsInactive");
1348                 }
1349                 gpm.set_fader_name ("AudioBusFader");
1350
1351                 /* (no MIDI busses yet) */
1352         }
1353 }
1354
1355 RouteGroup*
1356 MixerStrip::mix_group() const
1357 {
1358         return _route->mix_group();
1359 }
1360
1361 void
1362 MixerStrip::engine_stopped ()
1363 {
1364 }
1365
1366 void
1367 MixerStrip::engine_running ()
1368 {
1369 }
1370
1371 void
1372 MixerStrip::meter_changed (void *src)
1373 {
1374
1375         ENSURE_GUI_THREAD (bind (mem_fun(*this, &MixerStrip::meter_changed), src));
1376
1377         switch (_route->meter_point()) {
1378         case MeterInput:
1379                 meter_point_label.set_text (_("input"));
1380                 break;
1381
1382         case MeterPreFader:
1383                 meter_point_label.set_text (_("pre"));
1384                 break;
1385
1386         case MeterPostFader:
1387                 meter_point_label.set_text (_("post"));
1388                 break;
1389         }
1390
1391         gpm.setup_meters ();
1392         // reset peak when meter point changes
1393         gpm.reset_peak_display();
1394         set_width(_width, this);
1395 }
1396