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 <list>
  21 #include <algorithm>
  22
  23 #include <sigc++/bind.h>
  24
  25 #include "pbd/convert.h"
  26 #include "pbd/enumwriter.h"
  27 #include "pbd/replace_all.h"
  28 #include "pbd/stacktrace.h"
  29
  30 #include <gtkmm2ext/gtk_ui.h>
  31 #include <gtkmm2ext/utils.h>
  32 #include <gtkmm2ext/choice.h>
  33 #include <gtkmm2ext/doi.h>
  34 #include <gtkmm2ext/slider_controller.h>
  35 #include <gtkmm2ext/bindable_button.h>
  36
  37 #include "ardour/audio_track.h"
  38 #include "ardour/audioengine.h"
  39 #include "ardour/internal_send.h"
  40 #include "ardour/meter.h"
  41 #include "ardour/midi_track.h"
  42 #include "ardour/pannable.h"
  43 #include "ardour/panner.h"
  44 #include "ardour/panner_shell.h"
  45 #include "ardour/panner_manager.h"
  46 #include "ardour/port.h"
  47 #include "ardour/profile.h"
  48 #include "ardour/route.h"
  49 #include "ardour/route_group.h"
  50 #include "ardour/send.h"
  51 #include "ardour/session.h"
  52 #include "ardour/types.h"
  53 #include "ardour/user_bundle.h"
  54
  55 #include "ardour_ui.h"
  56 #include "ardour_window.h"
  57 #include "mixer_strip.h"
  58 #include "mixer_ui.h"
  59 #include "keyboard.h"
  60 #include "ardour_button.h"
  61 #include "public_editor.h"
  62 #include "send_ui.h"
  63 #include "io_selector.h"
  64 #include "utils.h"
  65 #include "gui_thread.h"
  66 #include "route_group_menu.h"
  67 #include "meter_patterns.h"
  68
  69 #include "i18n.h"
  70
  71 using namespace ARDOUR;
  72 using namespace ARDOUR_UI_UTILS;
  73 using namespace PBD;
  74 using namespace Gtk;
  75 using namespace Gtkmm2ext;
  76 using namespace std;
  77 using namespace ArdourMeter;
  78
  79 int MixerStrip::scrollbar_height = 0;
  80 PBD::Signal1<void,MixerStrip*> MixerStrip::CatchDeletion;
  81
  82 MixerStrip::MixerStrip (Mixer_UI& mx, Session* sess, bool in_mixer)
  83         : AxisView(sess)
  84         , RouteUI (sess)
  85         , _mixer(mx)
  86         , _mixer_owned (in_mixer)
  87         , processor_box (sess, boost::bind (&MixerStrip::plugin_selector, this), mx.selection(), this, in_mixer)
  88         , gpm (sess, 250)
  89         , panners (sess)
  90         , button_size_group (Gtk::SizeGroup::create (Gtk::SIZE_GROUP_HORIZONTAL))
  91         , button_table (3, 1)
  92         , rec_mon_table (2, 2)
  93         , solo_iso_table (1, 2)
  94         , mute_solo_table (1, 2)
  95         , bottom_button_table (1, 3)
  96         , meter_point_button (_("pre"))
  97         , midi_input_enable_button (0)
  98         , _comment_button (_("Comments"))
  99         , _visibility (X_("mixer-strip-visibility"))
 100 {
 101         init ();
 102
 103         if (!_mixer_owned) {
 104                 /* the editor mixer strip: don't destroy it every time
 105                    the underlying route goes away.
 106                 */
 107
 108                 self_destruct = false;
 109         }
 110 }
 111
 112 MixerStrip::MixerStrip (Mixer_UI& mx, Session* sess, boost::shared_ptr<Route> rt, bool in_mixer)
 113         : AxisView(sess)
 114         , RouteUI (sess)
 115         , _mixer(mx)
 116         , _mixer_owned (in_mixer)
 117         , processor_box (sess, boost::bind (&MixerStrip::plugin_selector, this), mx.selection(), this, in_mixer)
 118         , gpm (sess, 250)
 119         , panners (sess)
 120         , button_size_group (Gtk::SizeGroup::create (Gtk::SIZE_GROUP_HORIZONTAL))
 121         , button_table (3, 1)
 122         , rec_mon_table (2, 2)
 123         , solo_iso_table (1, 2)
 124         , mute_solo_table (1, 2)
 125         , bottom_button_table (1, 3)
 126         , meter_point_button (_("pre"))
 127         , midi_input_enable_button (0)
 128         , _comment_button (_("Comments"))
 129         , _visibility (X_("mixer-strip-visibility"))
 130 {
 131         init ();
 132         set_route (rt);
 133 }
 134
 135 void
 136 MixerStrip::init ()
 137 {
 138         int button_table_row = 0;
 139
 140         input_selector = 0;
 141         output_selector = 0;
 142         group_menu = 0;
 143         route_ops_menu = 0;
 144         ignore_comment_edit = false;
 145         ignore_toggle = false;
 146         comment_window = 0;
 147         comment_area = 0;
 148         _width_owner = 0;
 149         spacer = 0;
 150
 151         /* the length of this string determines the width of the mixer strip when it is set to `wide' */
 152         longest_label = "longest label";
 153
 154         string t = _("Click to toggle the width of this mixer strip.");
 155         if (_mixer_owned) {
 156                 t += string_compose (_("\n%1-%2-click to toggle the width of all strips."), Keyboard::primary_modifier_name(), Keyboard::tertiary_modifier_name ());
 157         }
 158
 159         width_button.set_image (::get_icon("strip_width"));
 160         ARDOUR_UI::instance()->set_tip (width_button, t);
 161
 162         hide_button.set_image(::get_icon("hide"));
 163         ARDOUR_UI::instance()->set_tip (&hide_button, _("Hide this mixer strip"));
 164
 165         input_button.set_text (_("Input"));
 166         input_button.set_name ("mixer strip button");
 167         input_button.set_size_request (-1, 20);
 168         input_button_box.pack_start (input_button, true, true);
 169
 170         output_button.set_text (_("Output"));
 171         output_button.set_name ("mixer strip button");
 172         Gtkmm2ext::set_size_request_to_display_given_text (output_button, longest_label.c_str(), 4, 4);
 173
 174         ARDOUR_UI::instance()->set_tip (&meter_point_button, _("Click to select metering point"), "");
 175         meter_point_button.set_name ("mixer strip button");
 176
 177         /* TRANSLATORS: this string should be longest of the strings
 178            used to describe meter points. In english, it's "input".
 179         */
 180         set_size_request_to_display_given_text (meter_point_button, _("tupni"), 5, 5);
 181
 182         bottom_button_table.attach (meter_point_button, 2, 3, 0, 1);
 183
 184         meter_point_button.signal_button_press_event().connect (sigc::mem_fun (gpm, &GainMeter::meter_press), false);
 185         meter_point_button.signal_button_release_event().connect (sigc::mem_fun (gpm, &GainMeter::meter_release), false);
 186
 187         hide_button.set_events (hide_button.get_events() & ~(Gdk::ENTER_NOTIFY_MASK|Gdk::LEAVE_NOTIFY_MASK));
 188
 189         monitor_input_button->set_diameter (3);
 190         monitor_disk_button->set_diameter (3);
 191
 192         solo_isolated_led = manage (new ArdourButton (ArdourButton::led_default_elements));
 193         solo_isolated_led->show ();
 194         solo_isolated_led->set_diameter (3);
 195         solo_isolated_led->set_no_show_all (true);
 196         solo_isolated_led->set_name (X_("solo isolate"));
 197         solo_isolated_led->add_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
 198         solo_isolated_led->signal_button_release_event().connect (sigc::mem_fun (*this, &RouteUI::solo_isolate_button_release));
 199         UI::instance()->set_tip (solo_isolated_led, _("Isolate Solo"), "");
 200
 201         solo_safe_led = manage (new ArdourButton (ArdourButton::led_default_elements));
 202         solo_safe_led->show ();
 203         solo_safe_led->set_diameter (3);
 204         solo_safe_led->set_no_show_all (true);
 205         solo_safe_led->set_name (X_("solo safe"));
 206         solo_safe_led->add_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
 207         solo_safe_led->signal_button_release_event().connect (sigc::mem_fun (*this, &RouteUI::solo_safe_button_release));
 208         UI::instance()->set_tip (solo_safe_led, _("Lock Solo Status"), "");
 209
 210         solo_safe_led->set_text (_("lock"));
 211         solo_isolated_led->set_text (_("iso"));
 212
 213         solo_iso_table.set_homogeneous (true);
 214         solo_iso_table.set_spacings (2);
 215         if (!ARDOUR::Profile->get_trx()) {
 216                 solo_iso_table.attach (*solo_isolated_led, 0, 1, 0, 1);
 217                 solo_iso_table.attach (*solo_safe_led, 1, 2, 0, 1);
 218         }
 219         solo_iso_table.show ();
 220
 221         rec_mon_table.set_homogeneous (true);
 222         rec_mon_table.set_row_spacings (2);
 223         rec_mon_table.set_col_spacings (2);
 224         if (!ARDOUR::Profile->get_trx()) {
 225                 rec_mon_table.attach (*monitor_input_button, 1, 2, 0, 1);
 226                 rec_mon_table.attach (*monitor_disk_button, 1, 2, 1, 2);
 227         }
 228         rec_mon_table.show ();
 229
 230         button_table.set_homogeneous (false);
 231         button_table.set_spacings (2);
 232
 233         if (solo_isolated_led) {
 234                 button_size_group->add_widget (*solo_isolated_led);
 235         }
 236         if (solo_safe_led) {
 237                 button_size_group->add_widget (*solo_safe_led);
 238         }
 239         if (rec_enable_button) {
 240                 button_size_group->add_widget (*rec_enable_button);
 241         }
 242         if (monitor_disk_button) {
 243                 button_size_group->add_widget (*monitor_disk_button);
 244         }
 245         if (monitor_input_button) {
 246                 button_size_group->add_widget (*monitor_input_button);
 247         }
 248
 249         if (!ARDOUR::Profile->get_trx()) {
 250                 button_table.attach (name_button, 0, 1, button_table_row, button_table_row+1);
 251                 button_table_row++;
 252                 button_table.attach (input_button_box, 0, 2, button_table_row, button_table_row+1);
 253                 button_table_row++;
 254                 button_table.attach (_invert_button_box, 0, 2, button_table_row, button_table_row+1);
 255                 button_table_row++;
 256         }
 257
 258         mute_solo_table.set_homogeneous (true);
 259         mute_solo_table.set_spacings (2);
 260
 261         bottom_button_table.set_spacings (2);
 262         bottom_button_table.set_homogeneous (false);
 263         button_table_row = 0;
 264         bottom_button_table.attach (group_button, 0, 1, button_table_row, button_table_row+1);
 265         bottom_button_table.attach (gpm.gain_automation_state_button, 1, 2, button_table_row, button_table_row+1);
 266         button_table_row++;
 267
 268         name_button.set_name ("mixer strip button");
 269         name_button.set_text (" "); /* non empty text, forces creation of the layout */
 270         name_button.set_text (""); /* back to empty */
 271         name_button.layout()->set_ellipsize (Pango::ELLIPSIZE_END);
 272         name_button.signal_size_allocate().connect (sigc::mem_fun (*this, &MixerStrip::name_button_resized));
 273         Gtkmm2ext::set_size_request_to_display_given_text (name_button, longest_label.c_str(), 2, 2);
 274         name_button.set_size_request (-1, 20);
 275
 276         ARDOUR_UI::instance()->set_tip (&group_button, _("Mix group"), "");
 277         group_button.set_name ("mixer strip button");
 278         Gtkmm2ext::set_size_request_to_display_given_text (group_button, "Group", 2, 2);
 279
 280         _comment_button.set_name (X_("mixer strip button"));
 281         _comment_button.signal_clicked.connect (sigc::mem_fun (*this, &MixerStrip::toggle_comment_editor));
 282
 283         global_vpacker.set_border_width (0);
 284         global_vpacker.set_spacing (0);
 285
 286         width_button.set_name ("mixer strip button");
 287         hide_button.set_name ("mixer strip button");
 288         top_event_box.set_name ("mixer strip button");
 289
 290         width_button.signal_button_press_event().connect (sigc::mem_fun(*this, &MixerStrip::width_button_pressed), false);
 291         hide_button.signal_clicked.connect (sigc::mem_fun(*this, &MixerStrip::hide_clicked));
 292
 293         width_hide_box.pack_start (width_button, false, true);
 294         width_hide_box.pack_start (top_event_box, true, true);
 295         width_hide_box.pack_end (hide_button, false, true);
 296
 297         number_label.set_text ("-");
 298         number_label.set_no_show_all ();
 299         number_label.set_name ("tracknumber label");
 300         number_label.set_fixed_colors (0x80808080, 0x80808080);
 301         number_label.set_elements (ArdourButton::Element(ArdourButton::Body | ArdourButton::Text));
 302         number_label.set_alignment (.5, .5);
 303         top_event_box.add (number_label);
 304
 305         whvbox.pack_start (width_hide_box, true, true);
 306
 307         global_vpacker.set_spacing (2);
 308         if (!ARDOUR::Profile->get_trx()) {
 309                 global_vpacker.pack_start (whvbox, Gtk::PACK_SHRINK);
 310                 global_vpacker.pack_start (button_table, Gtk::PACK_SHRINK);
 311                 global_vpacker.pack_start (processor_box, true, true);
 312         }
 313         global_vpacker.pack_start (panners, Gtk::PACK_SHRINK);
 314         global_vpacker.pack_start (rec_mon_table, Gtk::PACK_SHRINK);
 315         global_vpacker.pack_start (solo_iso_table, Gtk::PACK_SHRINK);
 316         global_vpacker.pack_start (mute_solo_table, Gtk::PACK_SHRINK);
 317         global_vpacker.pack_start (gpm, Gtk::PACK_SHRINK);
 318         global_vpacker.pack_start (bottom_button_table, Gtk::PACK_SHRINK);
 319         if (!ARDOUR::Profile->get_trx()) {
 320                 global_vpacker.pack_start (output_button, Gtk::PACK_SHRINK);
 321                 global_vpacker.pack_start (_comment_button, Gtk::PACK_SHRINK);
 322         } else {
 323                 global_vpacker.pack_start (name_button, Gtk::PACK_SHRINK);
 324         }
 325
 326         global_frame.add (global_vpacker);
 327         global_frame.set_shadow_type (Gtk::SHADOW_IN);
 328         global_frame.set_name ("BaseFrame");
 329
 330         add (global_frame);
 331
 332         /* force setting of visible selected status */
 333
 334         _selected = true;
 335         set_selected (false);
 336
 337         _packed = false;
 338         _embedded = false;
 339
 340         _session->engine().Stopped.connect (*this, invalidator (*this), boost::bind (&MixerStrip::engine_stopped, this), gui_context());
 341         _session->engine().Running.connect (*this, invalidator (*this), boost::bind (&MixerStrip::engine_running, this), gui_context());
 342
 343         input_button.signal_button_press_event().connect (sigc::mem_fun(*this, &MixerStrip::input_press), false);
 344         output_button.signal_button_press_event().connect (sigc::mem_fun(*this, &MixerStrip::output_press), false);
 345
 346         /* ditto for this button and busses */
 347
 348         number_label.signal_button_press_event().connect (sigc::mem_fun(*this, &MixerStrip::name_button_button_press), false);
 349         name_button.signal_button_press_event().connect (sigc::mem_fun(*this, &MixerStrip::name_button_button_press), false);
 350         group_button.signal_button_press_event().connect (sigc::mem_fun(*this, &MixerStrip::select_route_group), false);
 351
 352         _width = (Width) -1;
 353
 354         /* start off as a passthru strip. we'll correct this, if necessary,
 355            in update_diskstream_display().
 356         */
 357
 358         /* start off as a passthru strip. we'll correct this, if necessary,
 359            in update_diskstream_display().
 360         */
 361
 362         if (is_midi_track()) {
 363                 set_name ("MidiTrackStripBase");
 364         } else {
 365                 set_name ("AudioTrackStripBase");
 366         }
 367
 368         add_events (Gdk::BUTTON_RELEASE_MASK|
 369                     Gdk::ENTER_NOTIFY_MASK|
 370                     Gdk::LEAVE_NOTIFY_MASK|
 371                     Gdk::KEY_PRESS_MASK|
 372                     Gdk::KEY_RELEASE_MASK);
 373
 374         set_flags (get_flags() | Gtk::CAN_FOCUS);
 375
 376         AudioEngine::instance()->PortConnectedOrDisconnected.connect (
 377                 *this, invalidator (*this), boost::bind (&MixerStrip::port_connected_or_disconnected, this, _1, _3), gui_context ()
 378                 );
 379
 380         /* Add the widgets under visibility control to the VisibilityGroup; the names used here
 381            must be the same as those used in RCOptionEditor so that the configuration changes
 382            are recognised when they occur.
 383         */
 384         _visibility.add (&_invert_button_box, X_("PhaseInvert"), _("Phase Invert"), false);
 385         _visibility.add (&rec_mon_table, X_("RecMon"), _("Record & Monitor"), false);
 386         _visibility.add (&solo_iso_table, X_("SoloIsoLock"), _("Solo Iso / Lock"), false);
 387         _visibility.add (&group_button, X_("Group"), _("Group"), false);
 388         _visibility.add (&meter_point_button, X_("MeterPoint"), _("Meter Point"), false);
 389         _visibility.add (&output_button, X_("Output"), _("Output"), false);
 390         _visibility.add (&_comment_button, X_("Comments"), _("Comments"), false);
 391
 392         parameter_changed (X_("mixer-strip-visibility"));
 393
 394         Config->ParameterChanged.connect (_config_connection, MISSING_INVALIDATOR, boost::bind (&MixerStrip::parameter_changed, this, _1), gui_context());
 395         _session->config.ParameterChanged.connect (_config_connection, MISSING_INVALIDATOR, boost::bind (&MixerStrip::parameter_changed, this, _1), gui_context());
 396
 397         gpm.LevelMeterButtonPress.connect_same_thread (_level_meter_connection, boost::bind (&MixerStrip::level_meter_button_press, this, _1));
 398 }
 399
 400 MixerStrip::~MixerStrip ()
 401 {
 402         CatchDeletion (this);
 403
 404         delete input_selector;
 405         delete output_selector;
 406         delete comment_window;
 407 }
 408
 409 void
 410 MixerStrip::set_route (boost::shared_ptr<Route> rt)
 411 {
 412         //the rec/monitor stuff only shows up for tracks.
 413         //the show_sends only shows up for buses.
 414         //remove them all here, and we may add them back later
 415         if (show_sends_button->get_parent()) {
 416                 rec_mon_table.remove (*show_sends_button);
 417         }
 418         if (rec_enable_button->get_parent()) {
 419                 rec_mon_table.remove (*rec_enable_button);
 420         }
 421         if (monitor_input_button->get_parent()) {
 422                 rec_mon_table.remove (*monitor_input_button);
 423         }
 424         if (monitor_disk_button->get_parent()) {
 425                 rec_mon_table.remove (*monitor_disk_button);
 426         }
 427
 428         RouteUI::set_route (rt);
 429
 430         /* ProcessorBox needs access to _route so that it can read
 431            GUI object state.
 432         */
 433         processor_box.set_route (rt);
 434
 435         /* map the current state */
 436
 437         mute_changed (0);
 438         update_solo_display ();
 439
 440         delete input_selector;
 441         input_selector = 0;
 442
 443         delete output_selector;
 444         output_selector = 0;
 445
 446         revert_to_default_display ();
 447
 448         /* unpack these from the parent and stuff them into our own
 449            table
 450         */
 451
 452         if (gpm.peak_display.get_parent()) {
 453                 gpm.peak_display.get_parent()->remove (gpm.peak_display);
 454         }
 455         if (gpm.gain_display.get_parent()) {
 456                 gpm.gain_display.get_parent()->remove (gpm.gain_display);
 457         }
 458
 459         gpm.set_type (rt->meter_type());
 460
 461         mute_solo_table.attach (gpm.gain_display,0,1,1,2, EXPAND|FILL, EXPAND);
 462         mute_solo_table.attach (gpm.peak_display,1,2,1,2);
 463
 464         if (solo_button->get_parent()) {
 465                 mute_solo_table.remove (*solo_button);
 466         }
 467
 468         if (mute_button->get_parent()) {
 469                 mute_solo_table.remove (*mute_button);
 470         }
 471
 472         if (route()->is_master()) {
 473                 mute_solo_table.attach (*mute_button, 0, 2, 0, 1);
 474                 solo_button->hide ();
 475                 mute_button->show ();
 476                 rec_mon_table.hide ();
 477         } else {
 478                 mute_solo_table.attach (*mute_button, 0, 1, 0, 1);
 479                 mute_solo_table.attach (*solo_button, 1, 2, 0, 1);
 480                 mute_button->show ();
 481                 solo_button->show ();
 482                 rec_mon_table.show ();
 483         }
 484
 485         if (_mixer_owned && (route()->is_master() || route()->is_monitor())) {
 486
 487                 if (scrollbar_height == 0) {
 488                         HScrollbar scrollbar;
 489                         Gtk::Requisition requisition(scrollbar.size_request ());
 490                         scrollbar_height = requisition.height;
 491                 }
 492
 493                 spacer = manage (new EventBox);
 494                 spacer->set_size_request (-1, scrollbar_height);
 495                 global_vpacker.pack_start (*spacer, false, false);
 496         }
 497
 498         if (is_track()) {
 499                 monitor_input_button->show ();
 500                 monitor_disk_button->show ();
 501         } else {
 502                 monitor_input_button->hide();
 503                 monitor_disk_button->hide ();
 504         }
 505
 506         if (is_midi_track()) {
 507                 if (midi_input_enable_button == 0) {
 508                         midi_input_enable_button = manage (new ArdourButton);
 509                         midi_input_enable_button->set_name ("midi input button");
 510                         midi_input_enable_button->set_image (::get_icon (X_("midi_socket_small")));
 511                         midi_input_enable_button->signal_button_press_event().connect (sigc::mem_fun (*this, &MixerStrip::input_active_button_press), false);
 512                         midi_input_enable_button->signal_button_release_event().connect (sigc::mem_fun (*this, &MixerStrip::input_active_button_release), false);
 513                         ARDOUR_UI::instance()->set_tip (midi_input_enable_button, _("Enable/Disable MIDI input"));
 514                 } else {
 515                         input_button_box.remove (*midi_input_enable_button);
 516                 }
 517                 /* get current state */
 518                 midi_input_status_changed ();
 519                 input_button_box.pack_start (*midi_input_enable_button, false, false);
 520                 /* follow changes */
 521                 midi_track()->InputActiveChanged.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::midi_input_status_changed, this), gui_context());
 522         } else {
 523                 if (midi_input_enable_button) {
 524                         /* removal from the container will delete it */
 525                         input_button_box.remove (*midi_input_enable_button);
 526                         midi_input_enable_button = 0;
 527                 }
 528         }
 529
 530         if (is_audio_track()) {
 531                 boost::shared_ptr<AudioTrack> at = audio_track();
 532                 at->FreezeChange.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::map_frozen, this), gui_context());
 533         }
 534
 535         if (is_track ()) {
 536
 537                 rec_mon_table.attach (*rec_enable_button, 0, 1, 0, 2);
 538                 rec_enable_button->set_sensitive (_session->writable());
 539                 rec_enable_button->show();
 540
 541                 if (ARDOUR::Profile->get_trx()) {
 542                         rec_mon_table.attach (*monitor_input_button, 1, 2, 0, 2);
 543                 } else {
 544                         rec_mon_table.attach (*monitor_input_button, 1, 2, 0, 1);
 545                         rec_mon_table.attach (*monitor_disk_button, 1, 2, 1, 2);
 546                 }
 547
 548         } else {
 549
 550                 /* non-master bus */
 551
 552                 if (!_route->is_master()) {
 553                         rec_mon_table.attach (*show_sends_button, 0, 1, 0, 2);
 554                         show_sends_button->show();
 555                 }
 556         }
 557
 558         meter_point_button.set_text (meter_point_string (_route->meter_point()));
 559
 560         delete route_ops_menu;
 561         route_ops_menu = 0;
 562
 563         _route->meter_change.connect (route_connections, invalidator (*this), bind (&MixerStrip::meter_changed, this), gui_context());
 564         _route->input()->changed.connect (*this, invalidator (*this), boost::bind (&MixerStrip::update_output_display, this), gui_context());
 565         _route->output()->changed.connect (*this, invalidator (*this), boost::bind (&MixerStrip::update_output_display, this), gui_context());
 566         _route->route_group_changed.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::route_group_changed, this), gui_context());
 567
 568         _route->io_changed.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::io_changed_proxy, this), gui_context ());
 569
 570         if (_route->panner_shell()) {
 571                 update_panner_choices();
 572                 _route->panner_shell()->Changed.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::connect_to_pan, this), gui_context());
 573         }
 574
 575         if (is_audio_track()) {
 576                 audio_track()->DiskstreamChanged.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::diskstream_changed, this), gui_context());
 577         }
 578
 579         _route->comment_changed.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::comment_changed, this, _1), gui_context());
 580         _route->PropertyChanged.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::property_changed, this, _1), gui_context());
 581
 582         set_stuff_from_route ();
 583
 584         /* now force an update of all the various elements */
 585
 586         mute_changed (0);
 587         update_solo_display ();
 588         name_changed ();
 589         comment_changed (0);
 590         route_group_changed ();
 591
 592         connect_to_pan ();
 593         panners.setup_pan ();
 594
 595         if (has_audio_outputs ()) {
 596                 panners.show_all ();
 597         } else {
 598                 panners.hide_all ();
 599         }
 600
 601         update_diskstream_display ();
 602         update_input_display ();
 603         update_output_display ();
 604
 605         add_events (Gdk::BUTTON_RELEASE_MASK);
 606
 607         processor_box.show ();
 608
 609         if (!route()->is_master() && !route()->is_monitor()) {
 610                 /* we don't allow master or control routes to be hidden */
 611                 hide_button.show();
 612                 number_label.show();
 613         }
 614
 615         gpm.reset_peak_display ();
 616         gpm.gain_display.show ();
 617         gpm.peak_display.show ();
 618
 619         top_event_box.show();
 620         width_button.show();
 621         width_hide_box.show();
 622         whvbox.show ();
 623         global_frame.show();
 624         global_vpacker.show();
 625         button_table.show();
 626         mute_solo_table.show();
 627         bottom_button_table.show();
 628         gpm.show_all ();
 629         meter_point_button.show();
 630         input_button_box.show_all();
 631         output_button.show();
 632         name_button.show();
 633         _comment_button.show();
 634         group_button.show();
 635         gpm.gain_automation_state_button.show();
 636
 637         parameter_changed ("mixer-strip-visibility");
 638
 639         show ();
 640 }
 641
 642 void
 643 MixerStrip::set_stuff_from_route ()
 644 {
 645         /* if width is not set, it will be set by the MixerUI or editor */
 646
 647         string str = gui_property ("strip-width");
 648         if (!str.empty()) {
 649                 set_width_enum (Width (string_2_enum (str, _width)), this);
 650         }
 651 }
 652
 653 void
 654 MixerStrip::set_width_enum (Width w, void* owner)
 655 {
 656         /* always set the gpm width again, things may be hidden */
 657
 658         gpm.set_width (w);
 659         panners.set_width (w);
 660
 661         boost::shared_ptr<AutomationList> gain_automation = _route->gain_control()->alist();
 662
 663         _width_owner = owner;
 664
 665         _width = w;
 666
 667         if (_width_owner == this) {
 668                 set_gui_property ("strip-width", enum_2_string (_width));
 669         }
 670
 671         set_button_names ();
 672
 673         switch (w) {
 674         case Wide:
 675
 676                 if (show_sends_button)  {
 677                         show_sends_button->set_text (_("Aux\nSends"));
 678                         show_sends_button->layout()->set_alignment (Pango::ALIGN_CENTER);
 679                 }
 680
 681                 gpm.gain_automation_style_button.set_text (
 682                                 gpm.astyle_string(gain_automation->automation_style()));
 683                 gpm.gain_automation_state_button.set_text (
 684                                 gpm.astate_string(gain_automation->automation_state()));
 685
 686                 if (_route->panner()) {
 687                         ((Gtk::Label*)panners.pan_automation_style_button.get_child())->set_text (
 688                                         panners.astyle_string(_route->panner()->automation_style()));
 689                         ((Gtk::Label*)panners.pan_automation_state_button.get_child())->set_text (
 690                                         panners.astate_string(_route->panner()->automation_state()));
 691                 }
 692
 693
 694                 Gtkmm2ext::set_size_request_to_display_given_text (name_button, longest_label.c_str(), 2, 2);
 695                 set_size_request (-1, -1);
 696                 break;
 697
 698         case Narrow:
 699
 700                 if (show_sends_button) {
 701                         show_sends_button->set_text (_("Snd"));
 702                 }
 703
 704                 gpm.gain_automation_style_button.set_text (
 705                                 gpm.short_astyle_string(gain_automation->automation_style()));
 706                 gpm.gain_automation_state_button.set_text (
 707                                 gpm.short_astate_string(gain_automation->automation_state()));
 708                 gain_meter().setup_meters (); // recalc meter width
 709
 710                 if (_route->panner()) {
 711                         ((Gtk::Label*)panners.pan_automation_style_button.get_child())->set_text (
 712                         panners.short_astyle_string(_route->panner()->automation_style()));
 713                         ((Gtk::Label*)panners.pan_automation_state_button.get_child())->set_text (
 714                         panners.short_astate_string(_route->panner()->automation_state()));
 715                 }
 716
 717                 Gtkmm2ext::set_size_request_to_display_given_text (name_button, "long", 2, 2);
 718                 set_size_request (max (50, gpm.get_gm_width()), -1);
 719                 break;
 720         }
 721
 722         processor_box.set_width (w);
 723
 724         update_input_display ();
 725         update_output_display ();
 726         setup_comment_button ();
 727         route_group_changed ();
 728         name_changed ();
 729         WidthChanged ();
 730 }
 731
 732 void
 733 MixerStrip::set_packed (bool yn)
 734 {
 735         _packed = yn;
 736
 737         if (_packed) {
 738                 set_gui_property ("visible", true);
 739         } else {
 740                 set_gui_property ("visible", false);
 741         }
 742 }
 743
 744
 745 struct RouteCompareByName {
 746         bool operator() (boost::shared_ptr<Route> a, boost::shared_ptr<Route> b) {
 747                 return a->name().compare (b->name()) < 0;
 748         }
 749 };
 750
 751 gint
 752 MixerStrip::output_press (GdkEventButton *ev)
 753 {
 754         using namespace Menu_Helpers;
 755         if (!_session->engine().connected()) {
 756                 MessageDialog msg (_("Not connected to audio engine - no I/O changes are possible"));
 757                 msg.run ();
 758                 return true;
 759         }
 760
 761         MenuList& citems = output_menu.items();
 762         switch (ev->button) {
 763
 764         case 1:
 765                 edit_output_configuration ();
 766                 break;
 767
 768         case 3:
 769         {
 770                 output_menu.set_name ("ArdourContextMenu");
 771                 citems.clear ();
 772                 output_menu_bundles.clear ();
 773
 774                 citems.push_back (MenuElem (_("Disconnect"), sigc::mem_fun (*(static_cast<RouteUI*>(this)), &RouteUI::disconnect_output)));
 775
 776                 for (DataType::iterator i = DataType::begin(); i != DataType::end(); ++i) {
 777                         citems.push_back (
 778                                 MenuElem (
 779                                         string_compose ("Add %1 port", (*i).to_i18n_string()),
 780                                         sigc::bind (sigc::mem_fun (*this, &MixerStrip::add_output_port), *i)
 781                                         )
 782                                 );
 783                 }
 784
 785                 citems.push_back (SeparatorElem());
 786                 uint32_t const n_with_separator = citems.size ();
 787
 788                 ARDOUR::BundleList current = _route->output()->bundles_connected ();
 789
 790                 boost::shared_ptr<ARDOUR::BundleList> b = _session->bundles ();
 791
 792                 /* give user bundles first chance at being in the menu */
 793
 794                 for (ARDOUR::BundleList::iterator i = b->begin(); i != b->end(); ++i) {
 795                         if (boost::dynamic_pointer_cast<UserBundle> (*i)) {
 796                                 maybe_add_bundle_to_output_menu (*i, current);
 797                         }
 798                 }
 799
 800                 for (ARDOUR::BundleList::iterator i = b->begin(); i != b->end(); ++i) {
 801                         if (boost::dynamic_pointer_cast<UserBundle> (*i) == 0) {
 802                                 maybe_add_bundle_to_output_menu (*i, current);
 803                         }
 804                 }
 805
 806                 boost::shared_ptr<ARDOUR::RouteList> routes = _session->get_routes ();
 807                 RouteList copy = *routes;
 808                 copy.sort (RouteCompareByName ());
 809                 for (ARDOUR::RouteList::const_iterator i = copy.begin(); i != copy.end(); ++i) {
 810                         maybe_add_bundle_to_output_menu ((*i)->input()->bundle(), current);
 811                 }
 812
 813                 if (citems.size() == n_with_separator) {
 814                         /* no routes added; remove the separator */
 815                         citems.pop_back ();
 816                 }
 817
 818                 output_menu.popup (1, ev->time);
 819                 break;
 820         }
 821
 822         default:
 823                 break;
 824         }
 825         return TRUE;
 826 }
 827
 828 void
 829 MixerStrip::edit_output_configuration ()
 830 {
 831         if (output_selector == 0) {
 832
 833                 boost::shared_ptr<Send> send;
 834                 boost::shared_ptr<IO> output;
 835
 836                 if ((send = boost::dynamic_pointer_cast<Send>(_current_delivery)) != 0) {
 837                         if (!boost::dynamic_pointer_cast<InternalSend>(send)) {
 838                                 output = send->output();
 839                         } else {
 840                                 output = _route->output ();
 841                         }
 842                 } else {
 843                         output = _route->output ();
 844                 }
 845
 846                 output_selector = new IOSelectorWindow (_session, output);
 847         }
 848
 849         if (output_selector->is_visible()) {
 850                 output_selector->get_toplevel()->get_window()->raise();
 851         } else {
 852                 output_selector->present ();
 853         }
 854
 855         output_selector->set_keep_above (true);
 856 }
 857
 858 void
 859 MixerStrip::edit_input_configuration ()
 860 {
 861         if (input_selector == 0) {
 862                 input_selector = new IOSelectorWindow (_session, _route->input());
 863         }
 864
 865         if (input_selector->is_visible()) {
 866                 input_selector->get_toplevel()->get_window()->raise();
 867         } else {
 868                 input_selector->present ();
 869         }
 870
 871         input_selector->set_keep_above (true);
 872 }
 873
 874 gint
 875 MixerStrip::input_press (GdkEventButton *ev)
 876 {
 877         using namespace Menu_Helpers;
 878
 879         MenuList& citems = input_menu.items();
 880         input_menu.set_name ("ArdourContextMenu");
 881         citems.clear();
 882
 883         if (!_session->engine().connected()) {
 884                 MessageDialog msg (_("Not connected to audio engine - no I/O changes are possible"));
 885                 msg.run ();
 886                 return true;
 887         }
 888
 889         if (_session->actively_recording() && _route->record_enabled())
 890                 return true;
 891
 892         switch (ev->button) {
 893
 894         case 1:
 895                 edit_input_configuration ();
 896                 break;
 897
 898         case 3:
 899         {
 900                 citems.push_back (MenuElem (_("Disconnect"), sigc::mem_fun (*(static_cast<RouteUI*>(this)), &RouteUI::disconnect_input)));
 901
 902                 for (DataType::iterator i = DataType::begin(); i != DataType::end(); ++i) {
 903                         citems.push_back (
 904                                 MenuElem (
 905                                         string_compose ("Add %1 port", (*i).to_i18n_string()),
 906                                         sigc::bind (sigc::mem_fun (*this, &MixerStrip::add_input_port), *i)
 907                                         )
 908                                 );
 909                 }
 910
 911                 citems.push_back (SeparatorElem());
 912                 uint32_t const n_with_separator = citems.size ();
 913
 914                 input_menu_bundles.clear ();
 915
 916                 ARDOUR::BundleList current = _route->input()->bundles_connected ();
 917
 918                 boost::shared_ptr<ARDOUR::BundleList> b = _session->bundles ();
 919
 920                 /* give user bundles first chance at being in the menu */
 921
 922                 for (ARDOUR::BundleList::iterator i = b->begin(); i != b->end(); ++i) {
 923                         if (boost::dynamic_pointer_cast<UserBundle> (*i)) {
 924                                 maybe_add_bundle_to_input_menu (*i, current);
 925                         }
 926                 }
 927
 928                 for (ARDOUR::BundleList::iterator i = b->begin(); i != b->end(); ++i) {
 929                         if (boost::dynamic_pointer_cast<UserBundle> (*i) == 0) {
 930                                 maybe_add_bundle_to_input_menu (*i, current);
 931                         }
 932                 }
 933
 934                 boost::shared_ptr<ARDOUR::RouteList> routes = _session->get_routes ();
 935                 RouteList copy = *routes;
 936                 copy.sort (RouteCompareByName ());
 937                 for (ARDOUR::RouteList::const_iterator i = copy.begin(); i != copy.end(); ++i) {
 938                         maybe_add_bundle_to_input_menu ((*i)->output()->bundle(), current);
 939                 }
 940
 941                 if (citems.size() == n_with_separator) {
 942                         /* no routes added; remove the separator */
 943                         citems.pop_back ();
 944                 }
 945
 946                 input_menu.popup (1, ev->time);
 947                 break;
 948         }
 949         default:
 950                 break;
 951         }
 952         return TRUE;
 953 }
 954
 955 void
 956 MixerStrip::bundle_input_chosen (boost::shared_ptr<ARDOUR::Bundle> c)
 957 {
 958         if (ignore_toggle) {
 959                 return;
 960         }
 961
 962         ARDOUR::BundleList current = _route->input()->bundles_connected ();
 963
 964         if (std::find (current.begin(), current.end(), c) == current.end()) {
 965                 _route->input()->connect_ports_to_bundle (c, true, this);
 966         } else {
 967                 _route->input()->disconnect_ports_from_bundle (c, this);
 968         }
 969 }
 970
 971 void
 972 MixerStrip::bundle_output_chosen (boost::shared_ptr<ARDOUR::Bundle> c)
 973 {
 974         if (ignore_toggle) {
 975                 return;
 976         }
 977
 978         ARDOUR::BundleList current = _route->output()->bundles_connected ();
 979
 980         if (std::find (current.begin(), current.end(), c) == current.end()) {
 981                 _route->output()->connect_ports_to_bundle (c, true, this);
 982         } else {
 983                 _route->output()->disconnect_ports_from_bundle (c, this);
 984         }
 985 }
 986
 987 void
 988 MixerStrip::maybe_add_bundle_to_input_menu (boost::shared_ptr<Bundle> b, ARDOUR::BundleList const& /*current*/)
 989 {
 990         using namespace Menu_Helpers;
 991
 992         if (b->ports_are_outputs() == false || b->nchannels() != _route->n_inputs() || *b == *_route->output()->bundle()) {
 993                 return;
 994         }
 995
 996         list<boost::shared_ptr<Bundle> >::iterator i = input_menu_bundles.begin ();
 997         while (i != input_menu_bundles.end() && b->has_same_ports (*i) == false) {
 998                 ++i;
 999         }
1000
1001         if (i != input_menu_bundles.end()) {
1002                 return;
1003         }
1004
1005         input_menu_bundles.push_back (b);
1006
1007         MenuList& citems = input_menu.items();
1008
1009         std::string n = b->name ();
1010         replace_all (n, "_", " ");
1011
1012         citems.push_back (MenuElem (n, sigc::bind (sigc::mem_fun(*this, &MixerStrip::bundle_input_chosen), b)));
1013 }
1014
1015 void
1016 MixerStrip::maybe_add_bundle_to_output_menu (boost::shared_ptr<Bundle> b, ARDOUR::BundleList const& /*current*/)
1017 {
1018         using namespace Menu_Helpers;
1019
1020         if (b->ports_are_inputs() == false || b->nchannels() != _route->n_outputs() || *b == *_route->input()->bundle()) {
1021                 return;
1022         }
1023
1024         list<boost::shared_ptr<Bundle> >::iterator i = output_menu_bundles.begin ();
1025         while (i != output_menu_bundles.end() && b->has_same_ports (*i) == false) {
1026                 ++i;
1027         }
1028
1029         if (i != output_menu_bundles.end()) {
1030                 return;
1031         }
1032
1033         output_menu_bundles.push_back (b);
1034
1035         MenuList& citems = output_menu.items();
1036
1037         std::string n = b->name ();
1038         replace_all (n, "_", " ");
1039
1040         citems.push_back (MenuElem (n, sigc::bind (sigc::mem_fun(*this, &MixerStrip::bundle_output_chosen), b)));
1041 }
1042
1043 void
1044 MixerStrip::update_diskstream_display ()
1045 {
1046         if (is_track() && input_selector) {
1047                         input_selector->hide_all ();
1048         }
1049
1050         route_color_changed ();
1051 }
1052
1053 void
1054 MixerStrip::connect_to_pan ()
1055 {
1056         ENSURE_GUI_THREAD (*this, &MixerStrip::connect_to_pan)
1057
1058         panstate_connection.disconnect ();
1059         panstyle_connection.disconnect ();
1060
1061         if (!_route->panner()) {
1062                 return;
1063         }
1064
1065         boost::shared_ptr<Pannable> p = _route->pannable ();
1066
1067         p->automation_state_changed.connect (panstate_connection, invalidator (*this), boost::bind (&PannerUI::pan_automation_state_changed, &panners), gui_context());
1068         p->automation_style_changed.connect (panstyle_connection, invalidator (*this), boost::bind (&PannerUI::pan_automation_style_changed, &panners), gui_context());
1069
1070         /* This call reduncant, PannerUI::set_panner() connects to _panshell->Changed itself
1071          * However, that only works a panner was previously set.
1072          *
1073          * PannerUI must remain subscribed to _panshell->Changed() in case
1074          * we switch the panner eg. AUX-Send and back
1075          * _route->panner_shell()->Changed() vs _panshell->Changed
1076          */
1077         if (panners._panner == 0) {
1078                 panners.panshell_changed ();
1079         }
1080         update_panner_choices();
1081 }
1082
1083 void
1084 MixerStrip::update_panner_choices ()
1085 {
1086         ENSURE_GUI_THREAD (*this, &MixerStrip::update_panner_choices)
1087         if (!_route->panner_shell()) { return; }
1088
1089         uint32_t in = _route->output()->n_ports().n_audio();
1090         uint32_t out = in;
1091         if (_route->panner()) {
1092                 in = _route->panner()->in().n_audio();
1093         }
1094
1095         panners.set_available_panners(PannerManager::instance().PannerManager::get_available_panners(in, out));
1096 }
1097
1098 /*
1099  * Output port labelling
1100  * =====================
1101  *
1102  * Case 1: Each output has one connection, all connections are to system:playback_%i
1103  *   out 1 -> system:playback_1
1104  *   out 2 -> system:playback_2
1105  *   out 3 -> system:playback_3
1106  *   Display as: 1/2/3
1107  *
1108  * Case 2: Each output has one connection, all connections are to ardour:track_x/in 1
1109  *   out 1 -> ardour:track_x/in 1
1110  *   out 2 -> ardour:track_x/in 2
1111  *   Display as: track_x
1112  *
1113  * Case 3: Each output has one connection, all connections are to Jack client "program x"
1114  *   out 1 -> program x:foo
1115  *   out 2 -> program x:foo
1116  *   Display as: program x
1117  *
1118  * Case 4: No connections (Disconnected)
1119  *   Display as: -
1120  *
1121  * Default case (unusual routing):
1122  *   Display as: *number of connections*
1123  *
1124  * Tooltips
1125  * ========
1126  * .-----------------------------------------------.
1127  * | Mixdown                                       |
1128  * | out 1 -> ardour:master/in 1, jamin:input/in 1 |
1129  * | out 2 -> ardour:master/in 2, jamin:input/in 2 |
1130  * '-----------------------------------------------'
1131  * .-----------------------------------------------.
1132  * | Guitar SM58                                   |
1133  * | Disconnected                                  |
1134  * '-----------------------------------------------'
1135  */
1136
1137 void
1138 MixerStrip::update_io_button (boost::shared_ptr<ARDOUR::Route> route, Width width, bool for_input)
1139 {
1140         uint32_t io_count;
1141         uint32_t io_index;
1142         boost::shared_ptr<Port> port;
1143         vector<string> port_connections;
1144
1145         uint32_t total_connection_count = 0;
1146         uint32_t io_connection_count = 0;
1147         uint32_t ardour_connection_count = 0;
1148         uint32_t system_connection_count = 0;
1149         uint32_t other_connection_count = 0;
1150
1151         ostringstream label;
1152         string label_string;
1153
1154         bool have_label = false;
1155         bool each_io_has_one_connection = true;
1156
1157         string connection_name;
1158         string ardour_track_name;
1159         string other_connection_type;
1160         string system_ports;
1161         string system_port;
1162
1163         ostringstream tooltip;
1164         char * tooltip_cstr;
1165
1166         if (for_input) {
1167                 io_count = route->n_inputs().n_total();
1168                 tooltip << string_compose (_("<b>INPUT</b> to %1"), Glib::Markup::escape_text(route->name()));
1169         } else {
1170                 io_count = route->n_outputs().n_total();
1171                 tooltip << string_compose (_("<b>OUTPUT</b> from %1"), Glib::Markup::escape_text(route->name()));
1172         }
1173
1174
1175         for (io_index = 0; io_index < io_count; ++io_index) {
1176                 if (for_input) {
1177                         port = route->input()->nth (io_index);
1178                 } else {
1179                         port = route->output()->nth (io_index);
1180                 }
1181
1182                 port_connections.clear ();
1183                 port->get_connections(port_connections);
1184                 io_connection_count = 0;
1185
1186                 if (!port_connections.empty()) {
1187                         for (vector<string>::iterator i = port_connections.begin(); i != port_connections.end(); ++i) {
1188                                 string& connection_name (*i);
1189
1190                                 if (io_connection_count == 0) {
1191                                         tooltip << endl << Glib::Markup::escape_text(port->name().substr(port->name().find("/") + 1)) << " -> " << Glib::Markup::escape_text(connection_name);
1192                                 } else {
1193                                         tooltip << ", " << Glib::Markup::escape_text(connection_name);
1194                                 }
1195
1196                                 if (connection_name.find("ardour:") == 0) {
1197                                         if (ardour_track_name.empty()) {
1198                                                 // "ardour:Master/in 1" -> "ardour:Master/"
1199                                                 string::size_type slash = connection_name.find("/");
1200                                                 if (slash != string::npos) {
1201                                                         ardour_track_name = connection_name.substr(0, slash + 1);
1202                                                 }
1203                                         }
1204
1205                                         if (connection_name.find(ardour_track_name) == 0) {
1206                                                 ++ardour_connection_count;
1207                                         }
1208                                 } else if (connection_name.find("system:") == 0) {
1209                                         if (for_input) {
1210                                                 // "system:capture_123" -> "123"
1211                                                 system_port = connection_name.substr(15);
1212                                         } else {
1213                                                 // "system:playback_123" -> "123"
1214                                                 system_port = connection_name.substr(16);
1215                                         }
1216
1217                                         if (system_ports.empty()) {
1218                                                 system_ports += system_port;
1219                                         } else {
1220                                                 system_ports += "/" + system_port;
1221                                         }
1222
1223                                         ++system_connection_count;
1224                                 } else {
1225                                         if (other_connection_type.empty()) {
1226                                                 // "jamin:in 1" -> "jamin:"
1227                                                 other_connection_type = connection_name.substr(0, connection_name.find(":") + 1);
1228                                         }
1229
1230                                         if (connection_name.find(other_connection_type) == 0) {
1231                                                 ++other_connection_count;
1232                                         }
1233                                 }
1234
1235                                 ++total_connection_count;
1236                                 ++io_connection_count;
1237                         }
1238                 }
1239
1240                 if (io_connection_count != 1) {
1241                         each_io_has_one_connection = false;
1242                 }
1243         }
1244
1245         if (total_connection_count == 0) {
1246                 tooltip << endl << _("Disconnected");
1247         }
1248
1249         tooltip_cstr = new char[tooltip.str().size() + 1];
1250         strcpy(tooltip_cstr, tooltip.str().c_str());
1251
1252         if (for_input) {
1253                 ARDOUR_UI::instance()->set_tip (&input_button, tooltip_cstr, "");
1254         } else {
1255                 ARDOUR_UI::instance()->set_tip (&output_button, tooltip_cstr, "");
1256         }
1257
1258         if (each_io_has_one_connection) {
1259                 if (total_connection_count == ardour_connection_count) {
1260                         // all connections are to the same track in ardour
1261                         // "ardour:Master/" -> "Master"
1262                         string::size_type slash = ardour_track_name.find("/");
1263                         if (slash != string::npos) {
1264                                 label << ardour_track_name.substr(7, slash - 7);
1265                                 have_label = true;
1266                         }
1267                 }
1268                 else if (total_connection_count == system_connection_count) {
1269                         // all connections are to system ports
1270                         label << system_ports;
1271                         have_label = true;
1272                 }
1273                 else if (total_connection_count == other_connection_count) {
1274                         // all connections are to the same external program eg jamin
1275                         // "jamin:" -> "jamin"
1276                         label << other_connection_type.substr(0, other_connection_type.size() - 1);
1277                         have_label = true;
1278                 }
1279         }
1280
1281         if (!have_label) {
1282                 if (total_connection_count == 0) {
1283                         // Disconnected
1284                         label << "-";
1285                 } else {
1286                         // Odd configuration
1287                         label << "*" << total_connection_count << "*";
1288                 }
1289         }
1290
1291         switch (width) {
1292         case Wide:
1293                 label_string = label.str().substr(0, 7);
1294                 break;
1295         case Narrow:
1296                 label_string = label.str().substr(0, 3);
1297                 break;
1298         }
1299
1300         if (for_input) {
1301                 input_button.set_text (label_string);
1302         } else {
1303                 output_button.set_text (label_string);
1304         }
1305 }
1306
1307 void
1308 MixerStrip::update_input_display ()
1309 {
1310         update_io_button (_route, _width, true);
1311         panners.setup_pan ();
1312
1313         if (has_audio_outputs ()) {
1314                 panners.show_all ();
1315         } else {
1316                 panners.hide_all ();
1317         }
1318
1319 }
1320
1321 void
1322 MixerStrip::update_output_display ()
1323 {
1324         update_io_button (_route, _width, false);
1325         gpm.setup_meters ();
1326         panners.setup_pan ();
1327
1328         if (has_audio_outputs ()) {
1329                 panners.show_all ();
1330         } else {
1331                 panners.hide_all ();
1332         }
1333 }
1334
1335 void
1336 MixerStrip::fast_update ()
1337 {
1338         gpm.update_meters ();
1339 }
1340
1341 void
1342 MixerStrip::diskstream_changed ()
1343 {
1344         Gtkmm2ext::UI::instance()->call_slot (invalidator (*this), boost::bind (&MixerStrip::update_diskstream_display, this));
1345 }
1346
1347 void
1348 MixerStrip::io_changed_proxy ()
1349 {
1350         Glib::signal_idle().connect_once (sigc::mem_fun (*this, &MixerStrip::update_panner_choices));
1351 }
1352
1353 void
1354 MixerStrip::port_connected_or_disconnected (boost::weak_ptr<Port> wa, boost::weak_ptr<Port> wb)
1355 {
1356         boost::shared_ptr<Port> a = wa.lock ();
1357         boost::shared_ptr<Port> b = wb.lock ();
1358
1359         if ((a && _route->input()->has_port (a)) || (b && _route->input()->has_port (b))) {
1360                 update_input_display ();
1361                 set_width_enum (_width, this);
1362         }
1363
1364         if ((a && _route->output()->has_port (a)) || (b && _route->output()->has_port (b))) {
1365                 update_output_display ();
1366                 set_width_enum (_width, this);
1367         }
1368 }
1369
1370 void
1371 MixerStrip::setup_comment_button ()
1372 {
1373         switch (_width) {
1374
1375         case Wide:
1376                 if (_route->comment().empty ()) {
1377                         _comment_button.unset_bg (STATE_NORMAL);
1378                         _comment_button.set_text (_("Comments"));
1379                 } else {
1380                         _comment_button.modify_bg (STATE_NORMAL, color ());
1381                         _comment_button.set_text (_("*Comments*"));
1382                 }
1383                 break;
1384
1385         case Narrow:
1386                 if (_route->comment().empty ()) {
1387                         _comment_button.unset_bg (STATE_NORMAL);
1388                         _comment_button.set_text (_("Cmt"));
1389                 } else {
1390                         _comment_button.modify_bg (STATE_NORMAL, color ());
1391                         _comment_button.set_text (_("*Cmt*"));
1392                 }
1393                 break;
1394         }
1395
1396         ARDOUR_UI::instance()->set_tip (
1397                 _comment_button, _route->comment().empty() ? _("Click to Add/Edit Comments") : _route->comment()
1398                 );
1399 }
1400
1401 void
1402 MixerStrip::comment_editor_done_editing ()
1403 {
1404         string const str = comment_area->get_buffer()->get_text();
1405         if (str == _route->comment ()) {
1406                 return;
1407         }
1408
1409         _route->set_comment (str, this);
1410         setup_comment_button ();
1411 }
1412
1413 void
1414 MixerStrip::toggle_comment_editor ()
1415 {
1416         if (ignore_toggle) {
1417                 return;
1418         }
1419
1420         if (comment_window && comment_window->is_visible ()) {
1421                 comment_window->hide ();
1422         } else {
1423                 open_comment_editor ();
1424         }
1425 }
1426
1427 void
1428 MixerStrip::open_comment_editor ()
1429 {
1430         if (comment_window == 0) {
1431                 setup_comment_editor ();
1432         }
1433
1434         string title;
1435         title = _route->name();
1436         title += _(": comment editor");
1437
1438         comment_window->set_title (title);
1439         comment_window->present();
1440 }
1441
1442 void
1443 MixerStrip::setup_comment_editor ()
1444 {
1445         comment_window = new ArdourWindow (""); // title will be reset to show route
1446         comment_window->set_skip_taskbar_hint (true);
1447         comment_window->signal_hide().connect (sigc::mem_fun(*this, &MixerStrip::comment_editor_done_editing));
1448         comment_window->set_default_size (400, 200);
1449
1450         comment_area = manage (new TextView());
1451         comment_area->set_name ("MixerTrackCommentArea");
1452         comment_area->set_wrap_mode (WRAP_WORD);
1453         comment_area->set_editable (true);
1454         comment_area->get_buffer()->set_text (_route->comment());
1455         comment_area->show ();
1456
1457         comment_window->add (*comment_area);
1458 }
1459
1460 void
1461 MixerStrip::comment_changed (void *src)
1462 {
1463         ENSURE_GUI_THREAD (*this, &MixerStrip::comment_changed, src)
1464
1465         if (src != this) {
1466                 ignore_comment_edit = true;
1467                 if (comment_area) {
1468                         comment_area->get_buffer()->set_text (_route->comment());
1469                 }
1470                 ignore_comment_edit = false;
1471         }
1472 }
1473
1474 bool
1475 MixerStrip::select_route_group (GdkEventButton *ev)
1476 {
1477         using namespace Menu_Helpers;
1478
1479         if (ev->button == 1) {
1480
1481                 if (group_menu == 0) {
1482
1483                         PropertyList* plist = new PropertyList();
1484
1485                         plist->add (Properties::gain, true);
1486                         plist->add (Properties::mute, true);
1487                         plist->add (Properties::solo, true);
1488
1489                         group_menu = new RouteGroupMenu (_session, plist);
1490                 }
1491
1492                 WeakRouteList r;
1493                 r.push_back (route ());
1494                 group_menu->build (r);
1495                 group_menu->menu()->popup (1, ev->time);
1496         }
1497
1498         return true;
1499 }
1500
1501 void
1502 MixerStrip::route_group_changed ()
1503 {
1504         ENSURE_GUI_THREAD (*this, &MixerStrip::route_group_changed)
1505
1506         RouteGroup *rg = _route->route_group();
1507
1508         if (rg) {
1509                 group_button.set_text (PBD::short_version (rg->name(), 5));
1510         } else {
1511                 switch (_width) {
1512                 case Wide:
1513                         group_button.set_text (_("Grp"));
1514                         break;
1515                 case Narrow:
1516                         group_button.set_text (_("~G"));
1517                         break;
1518                 }
1519         }
1520 }
1521
1522 void
1523 MixerStrip::route_color_changed ()
1524 {
1525         name_button.modify_bg (STATE_NORMAL, color());
1526         top_event_box.modify_bg (STATE_NORMAL, color());
1527         number_label.set_fixed_colors (gdk_color_to_rgba (color()), gdk_color_to_rgba (color()));
1528         reset_strip_style ();
1529 }
1530
1531 void
1532 MixerStrip::show_passthru_color ()
1533 {
1534         reset_strip_style ();
1535 }
1536
1537 void
1538 MixerStrip::build_route_ops_menu ()
1539 {
1540         using namespace Menu_Helpers;
1541         route_ops_menu = new Menu;
1542         route_ops_menu->set_name ("ArdourContextMenu");
1543
1544         MenuList& items = route_ops_menu->items();
1545
1546         items.push_back (MenuElem (_("Comments..."), sigc::mem_fun (*this, &MixerStrip::open_comment_editor)));
1547         if (!_route->is_master()) {
1548                 items.push_back (MenuElem (_("Save As Template..."), sigc::mem_fun(*this, &RouteUI::save_as_template)));
1549         }
1550         items.push_back (MenuElem (_("Rename..."), sigc::mem_fun(*this, &RouteUI::route_rename)));
1551         rename_menu_item = &items.back();
1552
1553         items.push_back (SeparatorElem());
1554         items.push_back (CheckMenuElem (_("Active")));
1555         Gtk::CheckMenuItem* i = dynamic_cast<Gtk::CheckMenuItem *> (&items.back());
1556         i->set_active (_route->active());
1557         i->set_sensitive(! _session->transport_rolling());
1558         i->signal_activate().connect (sigc::bind (sigc::mem_fun (*this, &RouteUI::set_route_active), !_route->active(), false));
1559
1560         items.push_back (SeparatorElem());
1561
1562         items.push_back (MenuElem (_("Adjust Latency..."), sigc::mem_fun (*this, &RouteUI::adjust_latency)));
1563
1564         items.push_back (SeparatorElem());
1565         items.push_back (CheckMenuElem (_("Protect Against Denormals"), sigc::mem_fun (*this, &RouteUI::toggle_denormal_protection)));
1566         denormal_menu_item = dynamic_cast<Gtk::CheckMenuItem *> (&items.back());
1567         denormal_menu_item->set_active (_route->denormal_protection());
1568
1569         if (!Profile->get_sae()) {
1570                 items.push_back (SeparatorElem());
1571                 items.push_back (MenuElem (_("Remote Control ID..."), sigc::mem_fun (*this, &RouteUI::open_remote_control_id_dialog)));
1572         }
1573
1574         items.push_back (SeparatorElem());
1575         items.push_back (MenuElem (_("Remove"), sigc::bind (sigc::mem_fun(*this, &RouteUI::remove_this_route), false)));
1576 }
1577
1578 gboolean
1579 MixerStrip::name_button_button_press (GdkEventButton* ev)
1580 {
1581         /* show menu for either button 1 or 3, so as not to confuse people
1582            and also not hide stuff from them.
1583         */
1584
1585         if (ev->button == 3 || ev->button == 1) {
1586                 list_route_operations ();
1587
1588                 /* do not allow rename if the track is record-enabled */
1589                 rename_menu_item->set_sensitive (!_route->record_enabled());
1590                 route_ops_menu->popup (1, ev->time);
1591         }
1592
1593         return false;
1594 }
1595
1596 void
1597 MixerStrip::list_route_operations ()
1598 {
1599         delete route_ops_menu;
1600         build_route_ops_menu ();
1601 }
1602
1603 void
1604 MixerStrip::set_selected (bool yn)
1605 {
1606         AxisView::set_selected (yn);
1607         if (_selected) {
1608                 global_frame.set_shadow_type (Gtk::SHADOW_ETCHED_OUT);
1609                 global_frame.set_name ("MixerStripSelectedFrame");
1610         } else {
1611                 global_frame.set_shadow_type (Gtk::SHADOW_IN);
1612                 global_frame.set_name ("MixerStripFrame");
1613         }
1614         global_frame.queue_draw ();
1615 }
1616
1617 void
1618 MixerStrip::property_changed (const PropertyChange& what_changed)
1619 {
1620         RouteUI::property_changed (what_changed);
1621
1622         if (what_changed.contains (ARDOUR::Properties::name)) {
1623                 name_changed ();
1624         }
1625 }
1626
1627 void
1628 MixerStrip::name_changed ()
1629 {
1630         switch (_width) {
1631         case Wide:
1632                 if (_session->config.get_track_name_number()) {
1633                         const int64_t track_number = _route->track_number ();
1634                         if (track_number == 0) {
1635                                 number_label.set_text ("-");
1636                                 number_label.hide();
1637                         } else {
1638                                 number_label.set_text (PBD::to_string (abs(_route->track_number ()), std::dec));
1639                                 number_label.show();
1640                         }
1641                 } else {
1642                         number_label.hide();
1643                 }
1644                 name_button.set_text (_route->name());
1645                 break;
1646         case Narrow:
1647                 number_label.hide();
1648                 if (_session->config.get_track_name_number()) {
1649                         name_button.set_markup(track_number_to_string (_route->track_number (), " ",
1650                                                 PBD::short_version (_route->name (), 5)));
1651                 } else {
1652                         name_button.set_text (PBD::short_version (_route->name(), 5));
1653                 }
1654                 break;
1655         }
1656
1657         ARDOUR_UI::instance()->set_tip (name_button, _route->name());
1658 }
1659
1660 void
1661 MixerStrip::name_button_resized (Gtk::Allocation& alloc)
1662 {
1663         name_button.layout()->set_width (alloc.get_width() * PANGO_SCALE);
1664 }
1665
1666 bool
1667 MixerStrip::width_button_pressed (GdkEventButton* ev)
1668 {
1669         if (ev->button != 1) {
1670                 return false;
1671         }
1672
1673         if (Keyboard::modifier_state_contains (ev->state, Keyboard::ModifierMask (Keyboard::PrimaryModifier | Keyboard::TertiaryModifier)) && _mixer_owned) {
1674                 switch (_width) {
1675                 case Wide:
1676                         _mixer.set_strip_width (Narrow, true);
1677                         break;
1678
1679                 case Narrow:
1680                         _mixer.set_strip_width (Wide, true);
1681                         break;
1682                 }
1683         } else {
1684                 switch (_width) {
1685                 case Wide:
1686                         set_width_enum (Narrow, this);
1687                         break;
1688                 case Narrow:
1689                         set_width_enum (Wide, this);
1690                         break;
1691                 }
1692         }
1693
1694         return true;
1695 }
1696
1697 void
1698 MixerStrip::hide_clicked ()
1699 {
1700         // LAME fix to reset the button status for when it is redisplayed (part 1)
1701         hide_button.set_sensitive(false);
1702
1703         if (_embedded) {
1704                 Hiding(); /* EMIT_SIGNAL */
1705         } else {
1706                 _mixer.hide_strip (this);
1707         }
1708
1709         // (part 2)
1710         hide_button.set_sensitive(true);
1711 }
1712
1713 void
1714 MixerStrip::set_embedded (bool yn)
1715 {
1716         _embedded = yn;
1717 }
1718
1719 void
1720 MixerStrip::map_frozen ()
1721 {
1722         ENSURE_GUI_THREAD (*this, &MixerStrip::map_frozen)
1723
1724         boost::shared_ptr<AudioTrack> at = audio_track();
1725
1726         if (at) {
1727                 switch (at->freeze_state()) {
1728                 case AudioTrack::Frozen:
1729                         processor_box.set_sensitive (false);
1730                         hide_redirect_editors ();
1731                         break;
1732                 default:
1733                         processor_box.set_sensitive (true);
1734                         // XXX need some way, maybe, to retoggle redirect editors
1735                         break;
1736                 }
1737         }
1738 }
1739
1740 void
1741 MixerStrip::hide_redirect_editors ()
1742 {
1743         _route->foreach_processor (sigc::mem_fun (*this, &MixerStrip::hide_processor_editor));
1744 }
1745
1746 void
1747 MixerStrip::hide_processor_editor (boost::weak_ptr<Processor> p)
1748 {
1749         boost::shared_ptr<Processor> processor (p.lock ());
1750         if (!processor) {
1751                 return;
1752         }
1753
1754         Gtk::Window* w = processor_box.get_processor_ui (processor);
1755
1756         if (w) {
1757                 w->hide ();
1758         }
1759 }
1760
1761 void
1762 MixerStrip::reset_strip_style ()
1763 {
1764         if (_current_delivery && boost::dynamic_pointer_cast<Send>(_current_delivery)) {
1765
1766                 gpm.set_fader_name ("SendStripBase");
1767
1768         } else {
1769
1770                 if (is_midi_track()) {
1771                         if (_route->active()) {
1772                                 set_name ("MidiTrackStripBase");
1773                         } else {
1774                                 set_name ("MidiTrackStripBaseInactive");
1775                         }
1776                         gpm.set_fader_name ("MidiTrackFader");
1777                 } else if (is_audio_track()) {
1778                         if (_route->active()) {
1779                                 set_name ("AudioTrackStripBase");
1780                         } else {
1781                                 set_name ("AudioTrackStripBaseInactive");
1782                         }
1783                         gpm.set_fader_name ("AudioTrackFader");
1784                 } else {
1785                         if (_route->active()) {
1786                                 set_name ("AudioBusStripBase");
1787                         } else {
1788                                 set_name ("AudioBusStripBaseInactive");
1789                         }
1790                         gpm.set_fader_name ("AudioBusFader");
1791
1792                         /* (no MIDI busses yet) */
1793                 }
1794         }
1795 }
1796
1797
1798 void
1799 MixerStrip::engine_stopped ()
1800 {
1801 }
1802
1803 void
1804 MixerStrip::engine_running ()
1805 {
1806 }
1807
1808 string
1809 MixerStrip::meter_point_string (MeterPoint mp)
1810 {
1811         switch (_width) {
1812         case Wide:
1813                 switch (mp) {
1814                 case MeterInput:
1815                         return _("in");
1816                         break;
1817
1818                 case MeterPreFader:
1819                         return _("pre");
1820                         break;
1821
1822                 case MeterPostFader:
1823                         return _("post");
1824                         break;
1825
1826                 case MeterOutput:
1827                         return _("out");
1828                         break;
1829
1830                 case MeterCustom:
1831                 default:
1832                         return _("custom");
1833                         break;
1834                 }
1835                 break;
1836         case Narrow:
1837                 switch (mp) {
1838                 case MeterInput:
1839                         return _("in");
1840                         break;
1841
1842                 case MeterPreFader:
1843                         return _("pr");
1844                         break;
1845
1846                 case MeterPostFader:
1847                         return _("po");
1848                         break;
1849
1850                 case MeterOutput:
1851                         return _("o");
1852                         break;
1853
1854                 case MeterCustom:
1855                 default:
1856                         return _("c");
1857                         break;
1858                 }
1859                 break;
1860         }
1861
1862         return string();
1863 }
1864
1865 /** Called when the metering point has changed */
1866 void
1867 MixerStrip::meter_changed ()
1868 {
1869         meter_point_button.set_text (meter_point_string (_route->meter_point()));
1870         gpm.setup_meters ();
1871         // reset peak when meter point changes
1872         gpm.reset_peak_display();
1873 }
1874
1875 /** The bus that we are displaying sends to has changed, or been turned off.
1876  *  @param send_to New bus that we are displaying sends to, or 0.
1877  */
1878 void
1879 MixerStrip::bus_send_display_changed (boost::shared_ptr<Route> send_to)
1880 {
1881         RouteUI::bus_send_display_changed (send_to);
1882
1883         if (send_to) {
1884                 boost::shared_ptr<Send> send = _route->internal_send_for (send_to);
1885
1886                 if (send) {
1887                         show_send (send);
1888                 } else {
1889                         revert_to_default_display ();
1890                 }
1891         } else {
1892                 revert_to_default_display ();
1893         }
1894 }
1895
1896 void
1897 MixerStrip::drop_send ()
1898 {
1899         boost::shared_ptr<Send> current_send;
1900
1901         if (_current_delivery && ((current_send = boost::dynamic_pointer_cast<Send>(_current_delivery)) != 0)) {
1902                 current_send->set_metering (false);
1903         }
1904
1905         send_gone_connection.disconnect ();
1906         input_button.set_sensitive (true);
1907         output_button.set_sensitive (true);
1908         group_button.set_sensitive (true);
1909         set_invert_sensitive (true);
1910         meter_point_button.set_sensitive (true);
1911         mute_button->set_sensitive (true);
1912         solo_button->set_sensitive (true);
1913         rec_enable_button->set_sensitive (true);
1914         solo_isolated_led->set_sensitive (true);
1915         solo_safe_led->set_sensitive (true);
1916         monitor_input_button->set_sensitive (true);
1917         monitor_disk_button->set_sensitive (true);
1918         _comment_button.set_sensitive (true);
1919 }
1920
1921 void
1922 MixerStrip::set_current_delivery (boost::shared_ptr<Delivery> d)
1923 {
1924         _current_delivery = d;
1925         DeliveryChanged (_current_delivery);
1926 }
1927
1928 void
1929 MixerStrip::show_send (boost::shared_ptr<Send> send)
1930 {
1931         assert (send != 0);
1932
1933         drop_send ();
1934
1935         set_current_delivery (send);
1936
1937         send->meter()->set_type(_route->shared_peak_meter()->get_type());
1938         send->set_metering (true);
1939         _current_delivery->DropReferences.connect (send_gone_connection, invalidator (*this), boost::bind (&MixerStrip::revert_to_default_display, this), gui_context());
1940
1941         gain_meter().set_controls (_route, send->meter(), send->amp());
1942         gain_meter().setup_meters ();
1943
1944         uint32_t const in = _current_delivery->pans_required();
1945         uint32_t const out = _current_delivery->pan_outs();
1946
1947         panner_ui().set_panner (_current_delivery->panner_shell(), _current_delivery->panner());
1948         panner_ui().set_available_panners(PannerManager::instance().PannerManager::get_available_panners(in, out));
1949         panner_ui().setup_pan ();
1950         panner_ui().set_send_drawing_mode (true);
1951         panner_ui().show_all ();
1952
1953         input_button.set_sensitive (false);
1954         group_button.set_sensitive (false);
1955         set_invert_sensitive (false);
1956         meter_point_button.set_sensitive (false);
1957         mute_button->set_sensitive (false);
1958         solo_button->set_sensitive (false);
1959         rec_enable_button->set_sensitive (false);
1960         solo_isolated_led->set_sensitive (false);
1961         solo_safe_led->set_sensitive (false);
1962         monitor_input_button->set_sensitive (false);
1963         monitor_disk_button->set_sensitive (false);
1964         _comment_button.set_sensitive (false);
1965
1966         if (boost::dynamic_pointer_cast<InternalSend>(send)) {
1967                 output_button.set_sensitive (false);
1968         }
1969
1970         reset_strip_style ();
1971 }
1972
1973 void
1974 MixerStrip::revert_to_default_display ()
1975 {
1976         drop_send ();
1977
1978         set_current_delivery (_route->main_outs ());
1979
1980         gain_meter().set_controls (_route, _route->shared_peak_meter(), _route->amp());
1981         gain_meter().setup_meters ();
1982
1983         panner_ui().set_panner (_route->main_outs()->panner_shell(), _route->main_outs()->panner());
1984         update_panner_choices();
1985         panner_ui().setup_pan ();
1986         panner_ui().set_send_drawing_mode (false);
1987
1988         if (has_audio_outputs ()) {
1989                 panners.show_all ();
1990         } else {
1991                 panners.hide_all ();
1992         }
1993
1994         reset_strip_style ();
1995 }
1996
1997 void
1998 MixerStrip::set_button_names ()
1999 {
2000         switch (_width) {
2001         case Wide:
2002                 rec_enable_button->set_text (_("Rec"));
2003                 mute_button->set_text (_("Mute"));
2004                 monitor_input_button->set_text (_("In"));
2005                 monitor_disk_button->set_text (_("Disk"));
2006
2007                 if (_route && _route->solo_safe()) {
2008                         solo_button->set_visual_state (Gtkmm2ext::VisualState (solo_button->visual_state() | Gtkmm2ext::Insensitive));
2009                 } else {
2010                         solo_button->set_visual_state (Gtkmm2ext::VisualState (solo_button->visual_state() & ~Gtkmm2ext::Insensitive));
2011                 }
2012                 if (!Config->get_solo_control_is_listen_control()) {
2013                         solo_button->set_text (_("Solo"));
2014                 } else {
2015                         switch (Config->get_listen_position()) {
2016                         case AfterFaderListen:
2017                                 solo_button->set_text (_("AFL"));
2018                                 break;
2019                         case PreFaderListen:
2020                                 solo_button->set_text (_("PFL"));
2021                                 break;
2022                         }
2023                 }
2024                 solo_isolated_led->set_text (_("iso"));
2025                 solo_safe_led->set_text (_("lock"));
2026                 break;
2027
2028         default:
2029                 rec_enable_button->set_text (_("R"));
2030                 mute_button->set_text (_("M"));
2031                 monitor_input_button->set_text (_("I"));
2032                 monitor_disk_button->set_text (_("D"));
2033
2034                 if (_route && _route->solo_safe()) {
2035                         solo_button->set_visual_state (Gtkmm2ext::VisualState (solo_button->visual_state() | Gtkmm2ext::Insensitive));
2036                 } else {
2037                         solo_button->set_visual_state (Gtkmm2ext::VisualState (solo_button->visual_state() & ~Gtkmm2ext::Insensitive));
2038                 }
2039                 if (!Config->get_solo_control_is_listen_control()) {
2040                         solo_button->set_text (_("S"));
2041                 } else {
2042                         switch (Config->get_listen_position()) {
2043                         case AfterFaderListen:
2044                                 solo_button->set_text (_("A"));
2045                                 break;
2046                         case PreFaderListen:
2047                                 solo_button->set_text (_("P"));
2048                                 break;
2049                         }
2050                 }
2051
2052                 solo_isolated_led->set_text (_("i"));
2053                 solo_safe_led->set_text (_("L"));
2054                 break;
2055         }
2056
2057         if (_route) {
2058                 meter_point_button.set_text (meter_point_string (_route->meter_point()));
2059         } else {
2060                 meter_point_button.set_text ("");
2061         }
2062 }
2063
2064 PluginSelector*
2065 MixerStrip::plugin_selector()
2066 {
2067         return _mixer.plugin_selector();
2068 }
2069
2070 void
2071 MixerStrip::hide_things ()
2072 {
2073         processor_box.hide_things ();
2074 }
2075
2076 bool
2077 MixerStrip::input_active_button_press (GdkEventButton*)
2078 {
2079         /* nothing happens on press */
2080         return true;
2081 }
2082
2083 bool
2084 MixerStrip::input_active_button_release (GdkEventButton* ev)
2085 {
2086         boost::shared_ptr<MidiTrack> mt = midi_track ();
2087
2088         if (!mt) {
2089                 return true;
2090         }
2091
2092         boost::shared_ptr<RouteList> rl (new RouteList);
2093
2094         rl->push_back (route());
2095
2096         _session->set_exclusive_input_active (rl, !mt->input_active(),
2097                                               Keyboard::modifier_state_contains (ev->state, Keyboard::ModifierMask (Keyboard::PrimaryModifier|Keyboard::SecondaryModifier)));
2098
2099         return true;
2100 }
2101
2102 void
2103 MixerStrip::midi_input_status_changed ()
2104 {
2105         if (midi_input_enable_button) {
2106                 boost::shared_ptr<MidiTrack> mt = midi_track ();
2107                 assert (mt);
2108                 midi_input_enable_button->set_active (mt->input_active ());
2109         }
2110 }
2111
2112 string
2113 MixerStrip::state_id () const
2114 {
2115         return string_compose ("strip %1", _route->id().to_s());
2116 }
2117
2118 void
2119 MixerStrip::parameter_changed (string p)
2120 {
2121         if (p == _visibility.get_state_name()) {
2122                 /* The user has made changes to the mixer strip visibility, so get
2123                    our VisibilityGroup to reflect these changes in our widgets.
2124                 */
2125                 _visibility.set_state (Config->get_mixer_strip_visibility ());
2126         }
2127         else if (p == "track-name-number") {
2128                 name_changed ();
2129         }
2130 }
2131
2132 /** Called to decide whether the solo isolate / solo lock button visibility should
2133  *  be overridden from that configured by the user.  We do this for the master bus.
2134  *
2135  *  @return optional value that is present if visibility state should be overridden.
2136  */
2137 boost::optional<bool>
2138 MixerStrip::override_solo_visibility () const
2139 {
2140         if (_route && _route->is_master ()) {
2141                 return boost::optional<bool> (false);
2142         }
2143
2144         return boost::optional<bool> ();
2145 }
2146
2147 void
2148 MixerStrip::add_input_port (DataType t)
2149 {
2150         _route->input()->add_port ("", this, t);
2151 }
2152
2153 void
2154 MixerStrip::add_output_port (DataType t)
2155 {
2156         _route->output()->add_port ("", this, t);
2157 }
2158
2159 void
2160 MixerStrip::route_active_changed ()
2161 {
2162         reset_strip_style ();
2163 }
2164
2165 void
2166 MixerStrip::copy_processors ()
2167 {
2168         processor_box.processor_operation (ProcessorBox::ProcessorsCopy);
2169 }
2170
2171 void
2172 MixerStrip::cut_processors ()
2173 {
2174         processor_box.processor_operation (ProcessorBox::ProcessorsCut);
2175 }
2176
2177 void
2178 MixerStrip::paste_processors ()
2179 {
2180         processor_box.processor_operation (ProcessorBox::ProcessorsPaste);
2181 }
2182
2183 void
2184 MixerStrip::select_all_processors ()
2185 {
2186         processor_box.processor_operation (ProcessorBox::ProcessorsSelectAll);
2187 }
2188
2189 void
2190 MixerStrip::delete_processors ()
2191 {
2192         processor_box.processor_operation (ProcessorBox::ProcessorsDelete);
2193 }
2194
2195 void
2196 MixerStrip::toggle_processors ()
2197 {
2198         processor_box.processor_operation (ProcessorBox::ProcessorsToggleActive);
2199 }
2200
2201 void
2202 MixerStrip::ab_plugins ()
2203 {
2204         processor_box.processor_operation (ProcessorBox::ProcessorsAB);
2205 }
2206
2207 bool
2208 MixerStrip::level_meter_button_press (GdkEventButton* ev)
2209 {
2210         if (_current_delivery && boost::dynamic_pointer_cast<Send>(_current_delivery)) {
2211                 return false;
2212         }
2213         if (ev->button == 3) {
2214                 popup_level_meter_menu (ev);
2215                 return true;
2216         }
2217
2218         return false;
2219 }
2220
2221 void
2222 MixerStrip::popup_level_meter_menu (GdkEventButton* ev)
2223 {
2224         using namespace Gtk::Menu_Helpers;
2225
2226         Gtk::Menu* m = manage (new Menu);
2227         MenuList& items = m->items ();
2228
2229         RadioMenuItem::Group group;
2230
2231         _suspend_menu_callbacks = true;
2232         add_level_meter_item_point (items, group, _("Input"), MeterInput);
2233         add_level_meter_item_point (items, group, _("Pre Fader"), MeterPreFader);
2234         add_level_meter_item_point (items, group, _("Post Fader"), MeterPostFader);
2235         add_level_meter_item_point (items, group, _("Output"), MeterOutput);
2236         add_level_meter_item_point (items, group, _("Custom"), MeterCustom);
2237
2238         RadioMenuItem::Group tgroup;
2239         items.push_back (SeparatorElem());
2240
2241         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterPeak), MeterPeak);
2242         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterKrms),  MeterKrms);
2243         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterIEC1DIN), MeterIEC1DIN);
2244         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterIEC1NOR), MeterIEC1NOR);
2245         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterIEC2BBC), MeterIEC2BBC);
2246         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterIEC2EBU), MeterIEC2EBU);
2247         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterK20), MeterK20);
2248         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterK14), MeterK14);
2249         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterK12), MeterK12);
2250         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterVU),  MeterVU);
2251
2252         int _strip_type;
2253         if (_route->is_master()) {
2254                 _strip_type = 4;
2255         }
2256         else if (boost::dynamic_pointer_cast<AudioTrack>(_route) == 0
2257                         && boost::dynamic_pointer_cast<MidiTrack>(_route) == 0) {
2258                 /* non-master bus */
2259                 _strip_type = 3;
2260         }
2261         else if (boost::dynamic_pointer_cast<MidiTrack>(_route)) {
2262                 _strip_type = 2;
2263         }
2264         else {
2265                 _strip_type = 1;
2266         }
2267
2268         MeterType cmt = _route->meter_type();
2269         const std::string cmn = ArdourMeter::meter_type_string(cmt);
2270
2271         items.push_back (SeparatorElem());
2272         items.push_back (MenuElem (string_compose(_("Change all in Group to %1"), cmn),
2273                                 sigc::bind (SetMeterTypeMulti, -1, _route->route_group(), cmt)));
2274         items.push_back (MenuElem (string_compose(_("Change all to %1"), cmn),
2275                                 sigc::bind (SetMeterTypeMulti, 0, _route->route_group(), cmt)));
2276         items.push_back (MenuElem (string_compose(_("Change same track-type to %1"), cmn),
2277                                 sigc::bind (SetMeterTypeMulti, _strip_type, _route->route_group(), cmt)));
2278
2279         m->popup (ev->button, ev->time);
2280         _suspend_menu_callbacks = false;
2281 }
2282
2283 void
2284 MixerStrip::add_level_meter_item_point (Menu_Helpers::MenuList& items,
2285                 RadioMenuItem::Group& group, string const & name, MeterPoint point)
2286 {
2287         using namespace Menu_Helpers;
2288
2289         items.push_back (RadioMenuElem (group, name, sigc::bind (sigc::mem_fun (*this, &MixerStrip::set_meter_point), point)));
2290         RadioMenuItem* i = dynamic_cast<RadioMenuItem *> (&items.back ());
2291         i->set_active (_route->meter_point() == point);
2292 }
2293
2294 void
2295 MixerStrip::set_meter_point (MeterPoint p)
2296 {
2297         if (_suspend_menu_callbacks) return;
2298         _route->set_meter_point (p);
2299 }
2300
2301 void
2302 MixerStrip::add_level_meter_item_type (Menu_Helpers::MenuList& items,
2303                 RadioMenuItem::Group& group, string const & name, MeterType type)
2304 {
2305         using namespace Menu_Helpers;
2306
2307         items.push_back (RadioMenuElem (group, name, sigc::bind (sigc::mem_fun (*this, &MixerStrip::set_meter_type), type)));
2308         RadioMenuItem* i = dynamic_cast<RadioMenuItem *> (&items.back ());
2309         i->set_active (_route->meter_type() == type);
2310 }
2311
2312 void
2313 MixerStrip::set_meter_type (MeterType t)
2314 {
2315         if (_suspend_menu_callbacks) return;
2316         gpm.set_type (t);
2317 }