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/route_group.h>
  40 #include <ardour/audio_track.h>
  41 #include <ardour/audio_diskstream.h>
  42 #include <ardour/panner.h>
  43 #include <ardour/send.h>
  44 #include <ardour/processor.h>
  45 #include <ardour/profile.h>
  46 #include <ardour/ladspa_plugin.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, _("Button 1 to choose inputs from a port matrix, button 3 to select inputs from a menu"), "");
 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, _("Button 1 to choose outputs from a port matrix, button 3 to select inputs from a menu"), "");
 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         delete input_selector;
 327         input_selector = 0;
 328
 329         delete output_selector;
 330         output_selector = 0;
 331
 332         panners.set_io (rt);
 333         gpm.set_io (rt);
 334         pre_processor_box.set_route (rt);
 335         post_processor_box.set_route (rt);
 336
 337         if (set_color_from_route()) {
 338                 set_color (unique_random_color());
 339         }
 340
 341         if (_mixer_owned && (route()->is_master() || route()->is_control())) {
 342
 343                 if (scrollbar_height == 0) {
 344                         HScrollbar scrollbar;
 345                         Gtk::Requisition requisition(scrollbar.size_request ());
 346                         scrollbar_height = requisition.height;
 347                 }
 348
 349                 spacer = manage (new EventBox);
 350                 spacer->set_size_request (-1, scrollbar_height);
 351                 global_vpacker.pack_start (*spacer, false, false);
 352         }
 353
 354         if (is_audio_track()) {
 355
 356                 boost::shared_ptr<AudioTrack> at = audio_track();
 357
 358                 connections.push_back (at->FreezeChange.connect (mem_fun(*this, &MixerStrip::map_frozen)));
 359
 360 #ifdef VARISPEED_IN_MIXER_STRIP
 361                 speed_adjustment.signal_value_changed().connect (mem_fun(*this, &MixerStrip::speed_adjustment_changed));
 362
 363                 speed_frame.set_name ("BaseFrame");
 364                 speed_frame.set_shadow_type (Gtk::SHADOW_IN);
 365                 speed_frame.add (speed_spinner);
 366
 367                 speed_spinner.set_print_func (speed_printer, 0);
 368
 369                 ARDOUR_UI::instance()->tooltips().set_tip (speed_spinner, _("Varispeed"));
 370
 371                 button_table.attach (speed_frame, 0, 2, 5, 6);
 372 #endif /* VARISPEED_IN_MIXER_STRIP */
 373
 374                 button_table.attach (*rec_enable_button, 0, 2, 2, 3);
 375                 rec_enable_button->show();
 376         }
 377
 378         if (_route->phase_invert()) {
 379                 name_label.set_text (X_("Ø ") + name_label.get_text());
 380         } else {
 381                 name_label.set_text (_route->name());
 382         }
 383
 384         switch (_route->meter_point()) {
 385         case MeterInput:
 386                 meter_point_label.set_text (_("input"));
 387                 break;
 388
 389         case MeterPreFader:
 390                 meter_point_label.set_text (_("pre"));
 391                 break;
 392
 393         case MeterPostFader:
 394                 meter_point_label.set_text (_("post"));
 395                 break;
 396         }
 397
 398         delete route_ops_menu;
 399         route_ops_menu = 0;
 400
 401         ARDOUR_UI::instance()->tooltips().set_tip (comment_button, _route->comment().empty() ?
 402                                                    _("Click to Add/Edit Comments"):
 403                                                    _route->comment());
 404
 405         connections.push_back (_route->meter_change.connect (mem_fun(*this, &MixerStrip::meter_changed)));
 406         connections.push_back (_route->input_changed.connect (mem_fun(*this, &MixerStrip::input_changed)));
 407         connections.push_back (_route->output_changed.connect (mem_fun(*this, &MixerStrip::output_changed)));
 408         connections.push_back (_route->mute_changed.connect (mem_fun(*this, &RouteUI::mute_changed)));
 409         connections.push_back (_route->solo_changed.connect (mem_fun(*this, &RouteUI::solo_changed)));
 410         connections.push_back (_route->solo_safe_changed.connect (mem_fun(*this, &RouteUI::solo_changed)));
 411         connections.push_back (_route->mix_group_changed.connect (mem_fun(*this, &MixerStrip::mix_group_changed)));
 412         connections.push_back (_route->panner().Changed.connect (mem_fun(*this, &MixerStrip::connect_to_pan)));
 413
 414         if (is_audio_track()) {
 415                 connections.push_back (audio_track()->DiskstreamChanged.connect (mem_fun(*this, &MixerStrip::diskstream_changed)));
 416                 connections.push_back (get_diskstream()->SpeedChanged.connect (mem_fun(*this, &MixerStrip::speed_changed)));
 417         }
 418
 419         connections.push_back (_route->NameChanged.connect (mem_fun(*this, &RouteUI::name_changed)));
 420         connections.push_back (_route->comment_changed.connect (mem_fun(*this, &MixerStrip::comment_changed)));
 421         connections.push_back (_route->gui_changed.connect (mem_fun(*this, &MixerStrip::route_gui_changed)));
 422
 423         set_stuff_from_route ();
 424
 425         /* now force an update of all the various elements */
 426
 427         pre_processor_box.update();
 428         post_processor_box.update();
 429         mute_changed (0);
 430         solo_changed (0);
 431         name_changed ();
 432         comment_changed (0);
 433         mix_group_changed (0);
 434
 435         connect_to_pan ();
 436
 437         panners.setup_pan ();
 438
 439         if (is_audio_track()) {
 440                 speed_changed ();
 441         }
 442
 443         update_diskstream_display ();
 444         update_input_display ();
 445         update_output_display ();
 446
 447         add_events (Gdk::BUTTON_RELEASE_MASK);
 448
 449         pre_processor_box.show();
 450
 451         if (!route()->is_master() && !route()->is_control()) {
 452                 /* we don't allow master or control routes to be hidden */
 453                 hide_button.show();
 454         }
 455
 456         width_button.show();
 457         width_hide_box.show();
 458         whvbox.show ();
 459         global_frame.show();
 460         global_vpacker.show();
 461         button_table.show();
 462         middle_button_table.show();
 463         bottom_button_table.show();
 464         pre_processor_box.show_all ();
 465         gpm.show_all ();
 466         panners.show_all ();
 467         gain_meter_alignment.show ();
 468         post_processor_box.show_all ();
 469         gain_unit_button.show();
 470         gain_unit_label.show();
 471         meter_point_button.show();
 472         meter_point_label.show();
 473         diskstream_button.show();
 474         diskstream_label.show();
 475         input_button.show();
 476         input_label.show();
 477         output_button.show();
 478         output_label.show();
 479         name_label.show();
 480         name_button.show();
 481         comment_button.show();
 482         group_button.show();
 483         group_label.show();
 484         speed_spinner.show();
 485         speed_label.show();
 486         speed_frame.show();
 487
 488         show ();
 489 }
 490
 491 void
 492 MixerStrip::set_stuff_from_route ()
 493 {
 494         XMLProperty *prop;
 495
 496         ensure_xml_node ();
 497
 498         /* if width is not set, it will be set by the MixerUI or editor */
 499
 500         if ((prop = xml_node->property ("strip-width")) != 0) {
 501                 set_width (Width (string_2_enum (prop->value(), _width)), this);
 502         }
 503
 504         if ((prop = xml_node->property ("shown-mixer")) != 0) {
 505                 if (prop->value() == "no") {
 506                         _marked_for_display = false;
 507                 } else {
 508                         _marked_for_display = true;
 509                 }
 510         } else {
 511                 /* backwards compatibility */
 512                 _marked_for_display = true;
 513         }
 514 }
 515
 516 void
 517 MixerStrip::set_width (Width w, void* owner)
 518 {
 519         /* always set the gpm width again, things may be hidden */
 520
 521         gpm.set_width (w);
 522         panners.set_width (w);
 523         pre_processor_box.set_width (w);
 524         post_processor_box.set_width (w);
 525
 526         boost::shared_ptr<AutomationList> gain_automation = _route->gain_control()->alist();
 527
 528         _width_owner = owner;
 529
 530         ensure_xml_node ();
 531
 532         _width = w;
 533
 534         if (_width_owner == this) {
 535                 xml_node->add_property ("strip-width", enum_2_string (_width));
 536         }
 537
 538         switch (w) {
 539         case Wide:
 540
 541                 if (rec_enable_button)  {
 542                         ((Gtk::Label*)rec_enable_button->get_child())->set_text (_("Record"));
 543                 }
 544                 ((Gtk::Label*)mute_button->get_child())->set_text  (_("Mute"));
 545                 ((Gtk::Label*)solo_button->get_child())->set_text (_("Solo"));
 546
 547                 if (_route->comment() == "") {
 548                        comment_button.unset_bg (STATE_NORMAL);
 549                        ((Gtk::Label*)comment_button.get_child())->set_text (_("Comments"));
 550                 } else {
 551                        comment_button.modify_bg (STATE_NORMAL, color());
 552                        ((Gtk::Label*)comment_button.get_child())->set_text (_("*Comments*"));
 553                 }
 554
 555                 ((Gtk::Label*)gpm.gain_automation_style_button.get_child())->set_text (gpm.astyle_string(gain_automation->automation_style()));
 556                 ((Gtk::Label*)gpm.gain_automation_state_button.get_child())->set_text (gpm.astate_string(gain_automation->automation_state()));
 557                 ((Gtk::Label*)panners.pan_automation_style_button.get_child())->set_text (panners.astyle_string(_route->panner().automation_style()));
 558                 ((Gtk::Label*)panners.pan_automation_state_button.get_child())->set_text (panners.astate_string(_route->panner().automation_state()));
 559                 Gtkmm2ext::set_size_request_to_display_given_text (name_button, "long", 2, 2);
 560                 set_size_request (-1, -1);
 561                 break;
 562
 563         case Narrow:
 564                 if (rec_enable_button) {
 565                         ((Gtk::Label*)rec_enable_button->get_child())->set_text (_("Rec"));
 566                 }
 567                 ((Gtk::Label*)mute_button->get_child())->set_text (_("M"));
 568                 ((Gtk::Label*)solo_button->get_child())->set_text (_("S"));
 569
 570                 if (_route->comment() == "") {
 571                        comment_button.unset_bg (STATE_NORMAL);
 572                        ((Gtk::Label*)comment_button.get_child())->set_text (_("Cmt"));
 573                 } else {
 574                        comment_button.modify_bg (STATE_NORMAL, color());
 575                        ((Gtk::Label*)comment_button.get_child())->set_text (_("*Cmt*"));
 576                 }
 577
 578                 ((Gtk::Label*)gpm.gain_automation_style_button.get_child())->set_text (gpm.short_astyle_string(gain_automation->automation_style()));
 579                 ((Gtk::Label*)gpm.gain_automation_state_button.get_child())->set_text (gpm.short_astate_string(gain_automation->automation_state()));
 580                 ((Gtk::Label*)panners.pan_automation_style_button.get_child())->set_text (panners.short_astyle_string(_route->panner().automation_style()));
 581                 ((Gtk::Label*)panners.pan_automation_state_button.get_child())->set_text (panners.short_astate_string(_route->panner().automation_state()));
 582                 Gtkmm2ext::set_size_request_to_display_given_text (name_button, "longest label", 2, 2);
 583                 set_size_request (max (50, gpm.get_gm_width()), -1);
 584                 break;
 585         }
 586         update_input_display ();
 587         update_output_display ();
 588         mix_group_changed (0);
 589         name_changed ();
 590 #ifdef GTKOSX
 591         WidthChanged();
 592 #endif
 593 }
 594
 595 void
 596 MixerStrip::set_packed (bool yn)
 597 {
 598         _packed = yn;
 599
 600         ensure_xml_node ();
 601
 602         if (_packed) {
 603                 xml_node->add_property ("shown-mixer", "yes");
 604         } else {
 605                 xml_node->add_property ("shown-mixer", "no");
 606         }
 607 }
 608
 609
 610 gint
 611 MixerStrip::output_press (GdkEventButton *ev)
 612 {
 613         using namespace Menu_Helpers;
 614         if (!_session.engine().connected()) {
 615                 MessageDialog msg (_("Not connected to JACK - no I/O changes are possible"));
 616                 msg.run ();
 617                 return true;
 618         }
 619
 620         MenuList& citems = output_menu.items();
 621         switch (ev->button) {
 622
 623         case 1:
 624                 edit_output_configuration ();
 625                 break;
 626
 627         case 3:
 628         {
 629                 output_menu.set_name ("ArdourContextMenu");
 630                 citems.clear();
 631
 632                 citems.push_back (MenuElem (_("Disconnect"), mem_fun (*(static_cast<RouteUI*>(this)), &RouteUI::disconnect_output)));
 633                 citems.push_back (SeparatorElem());
 634
 635                 ARDOUR::BundleList current = _route->bundles_connected_to_outputs ();
 636
 637                 boost::shared_ptr<ARDOUR::BundleList> b = _session.bundles ();
 638                 for (ARDOUR::BundleList::iterator i = b->begin(); i != b->end(); ++i) {
 639                         add_bundle_to_output_menu (*i, current);
 640                 }
 641
 642                 output_menu.popup (1, ev->time);
 643                 break;
 644         }
 645
 646         default:
 647                 break;
 648         }
 649         return TRUE;
 650 }
 651
 652 void
 653 MixerStrip::edit_output_configuration ()
 654 {
 655         if (output_selector == 0) {
 656                 output_selector = new IOSelectorWindow (_session, _route, false);
 657         }
 658
 659         if (output_selector->is_visible()) {
 660                 output_selector->get_toplevel()->get_window()->raise();
 661         } else {
 662                 output_selector->present ();
 663         }
 664 }
 665
 666 void
 667 MixerStrip::edit_input_configuration ()
 668 {
 669         if (input_selector == 0) {
 670                 input_selector = new IOSelectorWindow (_session, _route, true);
 671         }
 672
 673         if (input_selector->is_visible()) {
 674                 input_selector->get_toplevel()->get_window()->raise();
 675         } else {
 676                 input_selector->present ();
 677         }
 678 }
 679
 680 gint
 681 MixerStrip::input_press (GdkEventButton *ev)
 682 {
 683         using namespace Menu_Helpers;
 684
 685         MenuList& citems = input_menu.items();
 686         input_menu.set_name ("ArdourContextMenu");
 687         citems.clear();
 688
 689         if (!_session.engine().connected()) {
 690                 MessageDialog msg (_("Not connected to JACK - no I/O changes are possible"));
 691                 msg.run ();
 692                 return true;
 693         }
 694
 695         switch (ev->button) {
 696
 697         case 1:
 698                 edit_input_configuration ();
 699                 break;
 700
 701         case 3:
 702         {
 703                 citems.push_back (MenuElem (_("Disconnect"), mem_fun (*(static_cast<RouteUI*>(this)), &RouteUI::disconnect_input)));
 704                 citems.push_back (SeparatorElem());
 705
 706                 ARDOUR::BundleList current = _route->bundles_connected_to_inputs ();
 707
 708                 boost::shared_ptr<ARDOUR::BundleList> b = _session.bundles ();
 709                 for (ARDOUR::BundleList::iterator i = b->begin(); i != b->end(); ++i) {
 710                         add_bundle_to_input_menu (*i, current);
 711                 }
 712
 713                 input_menu.popup (1, ev->time);
 714                 break;
 715         }
 716         default:
 717                 break;
 718         }
 719         return TRUE;
 720 }
 721
 722 void
 723 MixerStrip::bundle_input_toggled (boost::shared_ptr<ARDOUR::Bundle> c)
 724 {
 725         if (ignore_toggle) {
 726                 return;
 727         }
 728
 729         ARDOUR::BundleList current = _route->bundles_connected_to_inputs ();
 730
 731         if (std::find (current.begin(), current.end(), c) == current.end()) {
 732                 _route->connect_input_ports_to_bundle (c, this);
 733         } else {
 734                 _route->disconnect_input_ports_from_bundle (c, this);
 735         }
 736 }
 737
 738 void
 739 MixerStrip::bundle_output_toggled (boost::shared_ptr<ARDOUR::Bundle> c)
 740 {
 741         if (ignore_toggle) {
 742                 return;
 743         }
 744
 745         ARDOUR::BundleList current = _route->bundles_connected_to_outputs ();
 746
 747         if (std::find (current.begin(), current.end(), c) == current.end()) {
 748                 _route->connect_output_ports_to_bundle (c, this);
 749         } else {
 750                 _route->disconnect_output_ports_from_bundle (c, this);
 751         }
 752 }
 753
 754 void
 755 MixerStrip::add_bundle_to_input_menu (boost::shared_ptr<Bundle> b, ARDOUR::BundleList const & current)
 756 {
 757         using namespace Menu_Helpers;
 758
 759         /* the input menu needs to contain only output bundles (that we
 760            can connect inputs to */
 761         if (b->ports_are_outputs() == false) {
 762                 return;
 763         }
 764
 765         MenuList& citems = input_menu.items();
 766
 767         if (b->nchannels() == _route->n_inputs().get (b->type ())) {
 768
 769                 citems.push_back (CheckMenuElem (b->name(), bind (mem_fun(*this, &MixerStrip::bundle_input_toggled), b)));
 770
 771                 if (std::find (current.begin(), current.end(), b) != current.end()) {
 772                         ignore_toggle = true;
 773                         dynamic_cast<CheckMenuItem *> (&citems.back())->set_active (true);
 774                         ignore_toggle = false;
 775                 }
 776         }
 777 }
 778
 779 void
 780 MixerStrip::add_bundle_to_output_menu (boost::shared_ptr<Bundle> b, ARDOUR::BundleList const & current)
 781 {
 782         using namespace Menu_Helpers;
 783
 784         /* the output menu needs to contain only input bundles (that we
 785            can connect outputs to */
 786         if (b->ports_are_inputs() == false) {
 787                 return;
 788         }
 789
 790         if (b->nchannels() == _route->n_outputs().get (b->type ())) {
 791
 792                 MenuList& citems = output_menu.items();
 793                 citems.push_back (CheckMenuElem (b->name(), bind (mem_fun(*this, &MixerStrip::bundle_output_toggled), b)));
 794
 795                 if (std::find (current.begin(), current.end(), b) != current.end()) {
 796                         ignore_toggle = true;
 797                         dynamic_cast<CheckMenuItem *> (&citems.back())->set_active (true);
 798                         ignore_toggle = false;
 799                 }
 800         }
 801 }
 802
 803 void
 804 MixerStrip::update_diskstream_display ()
 805 {
 806         if (is_track()) {
 807
 808                 if (input_selector) {
 809                         input_selector->hide_all ();
 810                 }
 811
 812                 show_route_color ();
 813
 814         } else {
 815
 816                 show_passthru_color ();
 817         }
 818 }
 819
 820 void
 821 MixerStrip::connect_to_pan ()
 822 {
 823         ENSURE_GUI_THREAD(mem_fun(*this, &MixerStrip::connect_to_pan));
 824
 825         panstate_connection.disconnect ();
 826         panstyle_connection.disconnect ();
 827
 828                 boost::shared_ptr<ARDOUR::AutomationControl> pan_control
 829                         = boost::dynamic_pointer_cast<ARDOUR::AutomationControl>(
 830                                 _route->panner().data().control(Evoral::Parameter( PanAutomation ) ));
 831
 832         if (pan_control) {
 833                 panstate_connection = pan_control->alist()->automation_state_changed.connect (mem_fun(panners, &PannerUI::pan_automation_state_changed));
 834                 panstyle_connection = pan_control->alist()->automation_style_changed.connect (mem_fun(panners, &PannerUI::pan_automation_style_changed));
 835         }
 836
 837         panners.pan_changed (this);
 838 }
 839
 840 void
 841 MixerStrip::update_input_display ()
 842 {
 843         ARDOUR::BundleList c = _route->bundles_connected_to_inputs ();
 844
 845         /* XXX: how do we represent >1 connected bundle? */
 846         if (c.empty() == false) {
 847                 input_label.set_text (c[0]->name());
 848         } else {
 849                 switch (_width) {
 850                 case Wide:
 851                         input_label.set_text (_(" Input"));
 852                         break;
 853                 case Narrow:
 854                         input_label.set_text (_("I"));
 855                         break;
 856                 }
 857         }
 858         panners.setup_pan ();
 859 }
 860
 861 void
 862 MixerStrip::update_output_display ()
 863 {
 864         ARDOUR::BundleList c = _route->bundles_connected_to_outputs ();
 865
 866         /* XXX: how do we represent >1 connected bundle? */
 867         if (c.empty() == false) {
 868                 output_label.set_text (c[0]->name());
 869         } else {
 870                 switch (_width) {
 871                 case Wide:
 872                         output_label.set_text (_("Output"));
 873                         break;
 874                 case Narrow:
 875                         output_label.set_text (_("O"));
 876                         break;
 877                 }
 878         }
 879
 880         gpm.setup_meters ();
 881         panners.setup_pan ();
 882 }
 883
 884 void
 885 MixerStrip::fast_update ()
 886 {
 887         gpm.update_meters ();
 888 }
 889
 890 void
 891 MixerStrip::diskstream_changed ()
 892 {
 893         Gtkmm2ext::UI::instance()->call_slot (mem_fun(*this, &MixerStrip::update_diskstream_display));
 894 }
 895
 896 void
 897 MixerStrip::input_changed (IOChange change, void *src)
 898 {
 899         Gtkmm2ext::UI::instance()->call_slot (mem_fun(*this, &MixerStrip::update_input_display));
 900         set_width(_width, this);
 901 }
 902
 903 void
 904 MixerStrip::output_changed (IOChange change, void *src)
 905 {
 906         Gtkmm2ext::UI::instance()->call_slot (mem_fun(*this, &MixerStrip::update_output_display));
 907         set_width(_width, this);
 908 }
 909
 910
 911 void
 912 MixerStrip::comment_editor_done_editing()
 913 {
 914         string str =  comment_area->get_buffer()->get_text();
 915         if (_route->comment() != str) {
 916                 _route->set_comment (str, this);
 917
 918                 switch (_width) {
 919
 920                 case Wide:
 921                         if (! str.empty()) {
 922                                 comment_button.modify_bg (STATE_NORMAL, color());
 923                                 ((Gtk::Label*)comment_button.get_child())->set_text (_("*Comments*"));
 924                         } else {
 925                                 comment_button.unset_bg (STATE_NORMAL);
 926                                 ((Gtk::Label*)comment_button.get_child())->set_text (_("Comments"));
 927                         }
 928                         break;
 929
 930                 case Narrow:
 931                         if (! str.empty()) {
 932                                 comment_button.modify_bg (STATE_NORMAL, color());
 933                                 ((Gtk::Label*)comment_button.get_child())->set_text (_("*Cmt*"));
 934                         } else {
 935                                 comment_button.unset_bg (STATE_NORMAL);
 936                                 ((Gtk::Label*)comment_button.get_child())->set_text (_("Cmt"));
 937                         }
 938                         break;
 939                 }
 940
 941                 ARDOUR_UI::instance()->tooltips().set_tip (comment_button,
 942                                 str.empty() ? _("Click to Add/Edit Comments") : str);
 943         }
 944
 945 }
 946
 947 void
 948 MixerStrip::comment_button_clicked ()
 949 {
 950         if (comment_window == 0) {
 951                 setup_comment_editor ();
 952         }
 953
 954     int x, y, cw_width, cw_height;
 955
 956         if (comment_window->is_visible()) {
 957                 comment_window->hide ();
 958                 return;
 959         }
 960
 961         comment_window->get_size (cw_width, cw_height);
 962         comment_window->get_position(x, y);
 963         comment_window->move(x, y - (cw_height / 2) - 45);
 964         /*
 965            half the dialog height minus the comments button height
 966            with some window decoration fudge thrown in.
 967         */
 968
 969         comment_window->show();
 970         comment_window->present();
 971 }
 972
 973 void
 974 MixerStrip::setup_comment_editor ()
 975 {
 976         string title;
 977         title = _route->name();
 978         title += _(": comment editor");
 979
 980         comment_window = new ArdourDialog (title, false);
 981         comment_window->set_position (Gtk::WIN_POS_MOUSE);
 982         comment_window->set_skip_taskbar_hint (true);
 983         comment_window->signal_hide().connect (mem_fun(*this, &MixerStrip::comment_editor_done_editing));
 984
 985         comment_area = manage (new TextView());
 986         comment_area->set_name ("MixerTrackCommentArea");
 987         comment_area->set_size_request (110, 178);
 988         comment_area->set_wrap_mode (WRAP_WORD);
 989         comment_area->set_editable (true);
 990         comment_area->get_buffer()->set_text (_route->comment());
 991         comment_area->show ();
 992
 993         comment_window->get_vbox()->pack_start (*comment_area);
 994         comment_window->get_action_area()->hide();
 995 }
 996
 997 void
 998 MixerStrip::comment_changed (void *src)
 999 {
1000         ENSURE_GUI_THREAD(bind (mem_fun(*this, &MixerStrip::comment_changed), src));
1001
1002         if (src != this) {
1003                 ignore_comment_edit = true;
1004                 if (comment_area) {
1005                         comment_area->get_buffer()->set_text (_route->comment());
1006                 }
1007                 ignore_comment_edit = false;
1008         }
1009 }
1010
1011 void
1012 MixerStrip::set_mix_group (RouteGroup *rg)
1013 {
1014         _route->set_mix_group (rg, this);
1015 }
1016
1017 void
1018 MixerStrip::add_mix_group_to_menu (RouteGroup *rg, RadioMenuItem::Group* group)
1019 {
1020         using namespace Menu_Helpers;
1021
1022         MenuList& items = group_menu->items();
1023
1024         items.push_back (RadioMenuElem (*group, rg->name(), bind (mem_fun(*this, &MixerStrip::set_mix_group), rg)));
1025
1026         if (_route->mix_group() == rg) {
1027                 static_cast<RadioMenuItem*>(&items.back())->set_active ();
1028         }
1029 }
1030
1031 bool
1032 MixerStrip::select_mix_group (GdkEventButton *ev)
1033 {
1034         using namespace Menu_Helpers;
1035
1036         if (group_menu == 0) {
1037                 group_menu = new Menu;
1038         }
1039         group_menu->set_name ("ArdourContextMenu");
1040         MenuList& items = group_menu->items();
1041         RadioMenuItem::Group group;
1042
1043         switch (ev->button) {
1044         case 1:
1045
1046                 items.clear ();
1047                 items.push_back (RadioMenuElem (group, _("No group"), bind (mem_fun(*this, &MixerStrip::set_mix_group), (RouteGroup *) 0)));
1048
1049                 _session.foreach_mix_group (bind (mem_fun (*this, &MixerStrip::add_mix_group_to_menu), &group));
1050
1051                 group_menu->popup (1, ev->time);
1052                 break;
1053
1054         default:
1055                 break;
1056         }
1057
1058         return true;
1059 }
1060
1061 void
1062 MixerStrip::mix_group_changed (void *ignored)
1063 {
1064         ENSURE_GUI_THREAD(bind (mem_fun(*this, &MixerStrip::mix_group_changed), ignored));
1065
1066         RouteGroup *rg = _route->mix_group();
1067
1068         if (rg) {
1069                 group_label.set_text (rg->name());
1070         } else {
1071                 switch (_width) {
1072                 case Wide:
1073                         group_label.set_text (_("Grp"));
1074                         break;
1075                 case Narrow:
1076                         group_label.set_text (_("~G"));
1077                         break;
1078                 }
1079         }
1080 }
1081
1082
1083 void
1084 MixerStrip::route_gui_changed (string what_changed, void* ignored)
1085 {
1086         ENSURE_GUI_THREAD(bind (mem_fun(*this, &MixerStrip::route_gui_changed), what_changed, ignored));
1087
1088         if (what_changed == "color") {
1089                 if (set_color_from_route () == 0) {
1090                         show_route_color ();
1091                 }
1092         }
1093 }
1094
1095 void
1096 MixerStrip::show_route_color ()
1097 {
1098         name_button.modify_bg (STATE_NORMAL, color());
1099         top_event_box.modify_bg (STATE_NORMAL, color());
1100         route_active_changed ();
1101 }
1102
1103 void
1104 MixerStrip::show_passthru_color ()
1105 {
1106         route_active_changed ();
1107 }
1108
1109 void
1110 MixerStrip::build_route_ops_menu ()
1111 {
1112         using namespace Menu_Helpers;
1113         route_ops_menu = new Menu;
1114         route_ops_menu->set_name ("ArdourContextMenu");
1115
1116         MenuList& items = route_ops_menu->items();
1117
1118         items.push_back (MenuElem (_("Rename"), mem_fun(*this, &RouteUI::route_rename)));
1119         items.push_back (SeparatorElem());
1120         items.push_back (CheckMenuElem (_("Active"), mem_fun (*this, &RouteUI::toggle_route_active)));
1121         route_active_menu_item = dynamic_cast<CheckMenuItem *> (&items.back());
1122         route_active_menu_item->set_active (_route->active());
1123
1124         items.push_back (SeparatorElem());
1125
1126         items.push_back (MenuElem (_("Adjust latency"), mem_fun (*this, &RouteUI::adjust_latency)));
1127
1128         items.push_back (SeparatorElem());
1129         items.push_back (CheckMenuElem (_("Invert Polarity"), mem_fun (*this, &RouteUI::toggle_polarity)));
1130         polarity_menu_item = dynamic_cast<CheckMenuItem *> (&items.back());
1131         polarity_menu_item->set_active (_route->phase_invert());
1132         items.push_back (CheckMenuElem (_("Protect against denormals"), mem_fun (*this, &RouteUI::toggle_denormal_protection)));
1133         denormal_menu_item = dynamic_cast<CheckMenuItem *> (&items.back());
1134         denormal_menu_item->set_active (_route->denormal_protection());
1135
1136         if (!Profile->get_sae()) {
1137                 build_remote_control_menu ();
1138                 items.push_back (SeparatorElem());
1139                 items.push_back (MenuElem (_("Remote Control ID"), *remote_control_menu));
1140         }
1141
1142         items.push_back (SeparatorElem());
1143         items.push_back (MenuElem (_("Remove"), mem_fun(*this, &RouteUI::remove_this_route)));
1144 }
1145
1146 gint
1147 MixerStrip::name_button_button_press (GdkEventButton* ev)
1148 {
1149         if (ev->button == 1 || ev->button == 3) {
1150                 list_route_operations ();
1151
1152                 Menu_Helpers::MenuList& items = route_ops_menu->items();
1153                 /* do not allow rename if the track is record-enabled */
1154                 static_cast<MenuItem*> (&items.front())->set_sensitive (!_route->record_enabled());
1155
1156                 route_ops_menu->popup (1, ev->time);
1157         }
1158         return FALSE;
1159 }
1160
1161 void
1162 MixerStrip::list_route_operations ()
1163 {
1164         if (route_ops_menu == 0) {
1165                 build_route_ops_menu ();
1166         }
1167
1168         refresh_remote_control_menu();
1169 }
1170
1171
1172 void
1173 MixerStrip::speed_adjustment_changed ()
1174 {
1175         /* since there is a usable speed adjustment, there has to be a diskstream */
1176         if (!ignore_speed_adjustment) {
1177                 get_diskstream()->set_speed (speed_adjustment.get_value());
1178         }
1179 }
1180
1181 void
1182 MixerStrip::speed_changed ()
1183 {
1184         Gtkmm2ext::UI::instance()->call_slot (mem_fun(*this, &MixerStrip::update_speed_display));
1185 }
1186
1187 void
1188 MixerStrip::update_speed_display ()
1189 {
1190         float val;
1191
1192         val = get_diskstream()->speed();
1193
1194         if (val != 1.0) {
1195                 speed_spinner.set_name ("MixerStripSpeedBaseNotOne");
1196         } else {
1197                 speed_spinner.set_name ("MixerStripSpeedBase");
1198         }
1199
1200         if (speed_adjustment.get_value() != val) {
1201                 ignore_speed_adjustment = true;
1202                 speed_adjustment.set_value (val);
1203                 ignore_speed_adjustment = false;
1204         }
1205 }
1206
1207
1208 void
1209 MixerStrip::set_selected (bool yn)
1210 {
1211         AxisView::set_selected (yn);
1212         if (_selected) {
1213                 global_frame.set_shadow_type (Gtk::SHADOW_ETCHED_OUT);
1214                 global_frame.set_name ("MixerStripSelectedFrame");
1215         } else {
1216                 global_frame.set_shadow_type (Gtk::SHADOW_IN);
1217                 global_frame.set_name ("MixerStripFrame");
1218         }
1219         global_frame.queue_draw ();
1220 }
1221
1222 void
1223 MixerStrip::name_changed ()
1224 {
1225         switch (_width) {
1226         case Wide:
1227                 RouteUI::name_changed ();
1228                 break;
1229         case Narrow:
1230                 name_label.set_text (PBD::short_version (_route->name(), 5));
1231                 break;
1232         }
1233         if (_route->phase_invert()) {
1234                 name_label.set_text (X_("Ø ") + name_label.get_text());
1235         }
1236 }
1237
1238 void
1239 MixerStrip::width_clicked ()
1240 {
1241         switch (_width) {
1242         case Wide:
1243                 set_width (Narrow, this);
1244                 break;
1245         case Narrow:
1246                 set_width (Wide, this);
1247                 break;
1248         }
1249 }
1250
1251 void
1252 MixerStrip::hide_clicked ()
1253 {
1254     // LAME fix to reset the button status for when it is redisplayed (part 1)
1255     hide_button.set_sensitive(false);
1256
1257         if (_embedded) {
1258                  Hiding(); /* EMIT_SIGNAL */
1259         } else {
1260                 _mixer.hide_strip (this);
1261         }
1262
1263     // (part 2)
1264         hide_button.set_sensitive(true);
1265 }
1266
1267 void
1268 MixerStrip::set_embedded (bool yn)
1269 {
1270         _embedded = yn;
1271 }
1272
1273 void
1274 MixerStrip::map_frozen ()
1275 {
1276         ENSURE_GUI_THREAD (mem_fun(*this, &MixerStrip::map_frozen));
1277
1278         boost::shared_ptr<AudioTrack> at = audio_track();
1279
1280         if (at) {
1281                 switch (at->freeze_state()) {
1282                 case AudioTrack::Frozen:
1283                         pre_processor_box.set_sensitive (false);
1284                         post_processor_box.set_sensitive (false);
1285                         speed_spinner.set_sensitive (false);
1286                         break;
1287                 default:
1288                         pre_processor_box.set_sensitive (true);
1289                         post_processor_box.set_sensitive (true);
1290                         speed_spinner.set_sensitive (true);
1291                         // XXX need some way, maybe, to retoggle redirect editors
1292                         break;
1293                 }
1294         }
1295
1296         hide_redirect_editors ();
1297 }
1298
1299 void
1300 MixerStrip::hide_redirect_editors ()
1301 {
1302         _route->foreach_processor (mem_fun (*this, &MixerStrip::hide_processor_editor));
1303 }
1304
1305 void
1306 MixerStrip::hide_processor_editor (boost::weak_ptr<Processor> p)
1307 {
1308         boost::shared_ptr<Processor> processor (p.lock ());
1309         if (!processor) {
1310                 return;
1311         }
1312
1313         void* gui = processor->get_gui ();
1314
1315         if (gui) {
1316                 static_cast<Gtk::Widget*>(gui)->hide ();
1317         }
1318 }
1319
1320 void
1321 MixerStrip::route_active_changed ()
1322 {
1323         RouteUI::route_active_changed ();
1324
1325         if (is_midi_track()) {
1326                 if (_route->active()) {
1327                         set_name ("MidiTrackStripBase");
1328                         gpm.set_meter_strip_name ("MidiTrackStripBase");
1329                 } else {
1330                         set_name ("MidiTrackStripBaseInactive");
1331                         gpm.set_meter_strip_name ("MidiTrackStripBaseInactive");
1332                 }
1333                 gpm.set_fader_name ("MidiTrackFader");
1334         } else if (is_audio_track()) {
1335                 if (_route->active()) {
1336                         set_name ("AudioTrackStripBase");
1337                         gpm.set_meter_strip_name ("AudioTrackMetrics");
1338                 } else {
1339                         set_name ("AudioTrackStripBaseInactive");
1340                         gpm.set_meter_strip_name ("AudioTrackMetricsInactive");
1341                 }
1342                 gpm.set_fader_name ("AudioTrackFader");
1343         } else {
1344                 if (_route->active()) {
1345                         set_name ("AudioBusStripBase");
1346                         gpm.set_meter_strip_name ("AudioBusMetrics");
1347                 } else {
1348                         set_name ("AudioBusStripBaseInactive");
1349                         gpm.set_meter_strip_name ("AudioBusMetricsInactive");
1350                 }
1351                 gpm.set_fader_name ("AudioBusFader");
1352
1353                 /* (no MIDI busses yet) */
1354         }
1355 }
1356
1357 RouteGroup*
1358 MixerStrip::mix_group() const
1359 {
1360         return _route->mix_group();
1361 }
1362
1363 void
1364 MixerStrip::engine_stopped ()
1365 {
1366 }
1367
1368 void
1369 MixerStrip::engine_running ()
1370 {
1371 }
1372
1373 void
1374 MixerStrip::meter_changed (void *src)
1375 {
1376
1377         ENSURE_GUI_THREAD (bind (mem_fun(*this, &MixerStrip::meter_changed), src));
1378
1379         switch (_route->meter_point()) {
1380         case MeterInput:
1381                 meter_point_label.set_text (_("input"));
1382                 break;
1383
1384         case MeterPreFader:
1385                 meter_point_label.set_text (_("pre"));
1386                 break;
1387
1388         case MeterPostFader:
1389                 meter_point_label.set_text (_("post"));
1390                 break;
1391         }
1392
1393         gpm.setup_meters ();
1394         // reset peak when meter point changes
1395         gpm.reset_peak_display();
1396         set_width(_width, this);
1397 }
1398