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 MixerStrip* MixerStrip::_entered_mixer_strip;
  80
  81 PBD::Signal1<void,MixerStrip*> MixerStrip::CatchDeletion;
  82
  83 MixerStrip::MixerStrip (Mixer_UI& mx, Session* sess, bool in_mixer)
  84         : AxisView(sess)
  85         , RouteUI (sess)
  86         , _mixer(mx)
  87         , _mixer_owned (in_mixer)
  88         , processor_box (sess, boost::bind (&MixerStrip::plugin_selector, this), mx.selection(), this, in_mixer)
  89         , gpm (sess, 250)
  90         , panners (sess)
  91         , button_size_group (Gtk::SizeGroup::create (Gtk::SIZE_GROUP_HORIZONTAL))
  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-element-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         , rec_mon_table (2, 2)
 122         , solo_iso_table (1, 2)
 123         , mute_solo_table (1, 2)
 124         , bottom_button_table (1, 3)
 125         , meter_point_button (_("pre"))
 126         , midi_input_enable_button (0)
 127         , _comment_button (_("Comments"))
 128         , _visibility (X_("mixer-element-visibility"))
 129 {
 130         init ();
 131         set_route (rt);
 132 }
 133
 134 void
 135 MixerStrip::init ()
 136 {
 137         _entered_mixer_strip= 0;
 138         group_menu = 0;
 139         route_ops_menu = 0;
 140         ignore_comment_edit = false;
 141         ignore_toggle = false;
 142         comment_area = 0;
 143         _width_owner = 0;
 144         spacer = 0;
 145
 146         /* the length of this string determines the width of the mixer strip when it is set to `wide' */
 147         longest_label = "longest label";
 148
 149         string t = _("Click to toggle the width of this mixer strip.");
 150         if (_mixer_owned) {
 151                 t += string_compose (_("\n%1-%2-click to toggle the width of all strips."), Keyboard::primary_modifier_name(), Keyboard::tertiary_modifier_name ());
 152         }
 153
 154         width_button.set_image (::get_icon("strip_width"));
 155         ARDOUR_UI::instance()->set_tip (width_button, t);
 156
 157         hide_button.set_image(::get_icon("hide"));
 158         ARDOUR_UI::instance()->set_tip (&hide_button, _("Hide this mixer strip"));
 159
 160         input_button_box.set_spacing(2);
 161
 162         input_button.set_text (_("Input"));
 163         input_button.set_name ("mixer strip button");
 164         input_button_box.pack_start (input_button, true, true);
 165
 166         output_button.set_text (_("Output"));
 167         output_button.set_name ("mixer strip button");
 168
 169         ARDOUR_UI::instance()->set_tip (&meter_point_button, _("Click to select metering point"), "");
 170         meter_point_button.set_name ("mixer strip button");
 171
 172         bottom_button_table.attach (meter_point_button, 2, 3, 0, 1);
 173
 174         meter_point_button.signal_button_press_event().connect (sigc::mem_fun (gpm, &GainMeter::meter_press), false);
 175         meter_point_button.signal_button_release_event().connect (sigc::mem_fun (gpm, &GainMeter::meter_release), false);
 176
 177         hide_button.set_events (hide_button.get_events() & ~(Gdk::ENTER_NOTIFY_MASK|Gdk::LEAVE_NOTIFY_MASK));
 178
 179         solo_isolated_led = manage (new ArdourButton (ArdourButton::led_default_elements));
 180         solo_isolated_led->show ();
 181         solo_isolated_led->set_no_show_all (true);
 182         solo_isolated_led->set_name (X_("solo isolate"));
 183         solo_isolated_led->add_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
 184         solo_isolated_led->signal_button_release_event().connect (sigc::mem_fun (*this, &RouteUI::solo_isolate_button_release), false);
 185         UI::instance()->set_tip (solo_isolated_led, _("Isolate Solo"), "");
 186
 187         solo_safe_led = manage (new ArdourButton (ArdourButton::led_default_elements));
 188         solo_safe_led->show ();
 189         solo_safe_led->set_no_show_all (true);
 190         solo_safe_led->set_name (X_("solo safe"));
 191         solo_safe_led->add_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
 192         solo_safe_led->signal_button_release_event().connect (sigc::mem_fun (*this, &RouteUI::solo_safe_button_release), false);
 193         UI::instance()->set_tip (solo_safe_led, _("Lock Solo Status"), "");
 194
 195         solo_safe_led->set_text (_("Lock"));
 196         solo_isolated_led->set_text (_("Iso"));
 197
 198         solo_iso_table.set_homogeneous (true);
 199         solo_iso_table.set_spacings (2);
 200         if (!ARDOUR::Profile->get_trx()) {
 201                 solo_iso_table.attach (*solo_isolated_led, 0, 1, 0, 1);
 202                 solo_iso_table.attach (*solo_safe_led, 1, 2, 0, 1);
 203         }
 204         solo_iso_table.show ();
 205
 206         rec_mon_table.set_homogeneous (true);
 207         rec_mon_table.set_row_spacings (2);
 208         rec_mon_table.set_col_spacings (2);
 209         if (ARDOUR::Profile->get_mixbus()) {
 210                 rec_mon_table.resize (1, 3);
 211                 rec_mon_table.attach (*monitor_input_button, 1, 2, 0, 1);
 212                 rec_mon_table.attach (*monitor_disk_button, 2, 3, 0, 1);
 213         } else if (!ARDOUR::Profile->get_trx()) {
 214                 rec_mon_table.attach (*monitor_input_button, 1, 2, 0, 1);
 215                 rec_mon_table.attach (*monitor_disk_button, 1, 2, 1, 2);
 216         }
 217         rec_mon_table.show ();
 218
 219         if (solo_isolated_led) {
 220                 button_size_group->add_widget (*solo_isolated_led);
 221         }
 222         if (solo_safe_led) {
 223                 button_size_group->add_widget (*solo_safe_led);
 224         }
 225
 226         if (!ARDOUR::Profile->get_mixbus()) {
 227                 if (rec_enable_button) {
 228                         button_size_group->add_widget (*rec_enable_button);
 229                 }
 230                 if (monitor_disk_button) {
 231                         button_size_group->add_widget (*monitor_disk_button);
 232                 }
 233                 if (monitor_input_button) {
 234                         button_size_group->add_widget (*monitor_input_button);
 235                 }
 236         }
 237
 238         mute_solo_table.set_homogeneous (true);
 239         mute_solo_table.set_spacings (2);
 240
 241         bottom_button_table.set_spacings (2);
 242         bottom_button_table.set_homogeneous (true);
 243         bottom_button_table.attach (group_button, 1, 2, 0, 1);
 244         bottom_button_table.attach (gpm.gain_automation_state_button, 0, 1, 0, 1);
 245
 246         name_button.set_name ("mixer strip button");
 247         name_button.set_text_ellipsize (Pango::ELLIPSIZE_END);
 248         name_button.signal_size_allocate().connect (sigc::mem_fun (*this, &MixerStrip::name_button_resized));
 249
 250         ARDOUR_UI::instance()->set_tip (&group_button, _("Mix group"), "");
 251         group_button.set_name ("mixer strip button");
 252
 253         _comment_button.set_name (X_("mixer strip button"));
 254         _comment_button.signal_clicked.connect (sigc::mem_fun (*this, &RouteUI::toggle_comment_editor));
 255
 256         global_vpacker.set_border_width (1);
 257         global_vpacker.set_spacing (0);
 258
 259         width_button.set_name ("mixer strip button");
 260         hide_button.set_name ("mixer strip button");
 261
 262         width_button.signal_button_press_event().connect (sigc::mem_fun(*this, &MixerStrip::width_button_pressed), false);
 263         hide_button.signal_clicked.connect (sigc::mem_fun(*this, &MixerStrip::hide_clicked));
 264
 265 //      width_hide_box.set_border_width (1);
 266         width_hide_box.set_spacing (2);
 267         width_hide_box.pack_start (width_button, false, true);
 268         width_hide_box.pack_start (number_label, true, true);
 269         width_hide_box.pack_end (hide_button, false, true);
 270
 271         number_label.set_text ("-");
 272         number_label.set_elements((ArdourButton::Element)(ArdourButton::Edge|ArdourButton::Body|ArdourButton::Text|ArdourButton::Inactive));
 273         number_label.set_no_show_all ();
 274         number_label.set_name ("tracknumber label");
 275         number_label.set_fixed_colors (0x80808080, 0x80808080);
 276         number_label.set_alignment (.5, .5);
 277         number_label.set_fallthrough_to_parent (true);
 278
 279         global_vpacker.set_spacing (2);
 280         if (!ARDOUR::Profile->get_trx()) {
 281                 global_vpacker.pack_start (width_hide_box, Gtk::PACK_SHRINK);
 282                 global_vpacker.pack_start (name_button, Gtk::PACK_SHRINK);
 283                 global_vpacker.pack_start (input_button_box, Gtk::PACK_SHRINK);
 284                 global_vpacker.pack_start (_invert_button_box, Gtk::PACK_SHRINK);
 285                 global_vpacker.pack_start (processor_box, true, true);
 286         }
 287         global_vpacker.pack_start (panners, Gtk::PACK_SHRINK);
 288         global_vpacker.pack_start (rec_mon_table, Gtk::PACK_SHRINK);
 289         global_vpacker.pack_start (solo_iso_table, Gtk::PACK_SHRINK);
 290         global_vpacker.pack_start (mute_solo_table, Gtk::PACK_SHRINK);
 291         global_vpacker.pack_start (gpm, Gtk::PACK_SHRINK);
 292         global_vpacker.pack_start (bottom_button_table, Gtk::PACK_SHRINK);
 293         if (!ARDOUR::Profile->get_trx()) {
 294                 global_vpacker.pack_start (output_button, Gtk::PACK_SHRINK);
 295                 global_vpacker.pack_start (_comment_button, Gtk::PACK_SHRINK);
 296         } else {
 297                 global_vpacker.pack_start (name_button, Gtk::PACK_SHRINK);
 298         }
 299
 300         global_frame.add (global_vpacker);
 301         global_frame.set_shadow_type (Gtk::SHADOW_IN);
 302         global_frame.set_name ("BaseFrame");
 303
 304         add (global_frame);
 305
 306         /* force setting of visible selected status */
 307
 308         _selected = true;
 309         set_selected (false);
 310
 311         _packed = false;
 312         _embedded = false;
 313
 314         _session->engine().Stopped.connect (*this, invalidator (*this), boost::bind (&MixerStrip::engine_stopped, this), gui_context());
 315         _session->engine().Running.connect (*this, invalidator (*this), boost::bind (&MixerStrip::engine_running, this), gui_context());
 316
 317         input_button.signal_button_press_event().connect (sigc::mem_fun(*this, &MixerStrip::input_press), false);
 318         input_button.signal_button_release_event().connect (sigc::mem_fun(*this, &MixerStrip::input_release), false);
 319
 320         output_button.signal_button_press_event().connect (sigc::mem_fun(*this, &MixerStrip::output_press), false);
 321         output_button.signal_button_release_event().connect (sigc::mem_fun(*this, &MixerStrip::output_release), false);
 322
 323         number_label.signal_button_press_event().connect (sigc::mem_fun(*this, &MixerStrip::number_button_button_press), false);
 324
 325         name_button.signal_button_press_event().connect (sigc::mem_fun(*this, &MixerStrip::name_button_button_press), false);
 326         name_button.signal_button_release_event().connect (sigc::mem_fun(*this, &MixerStrip::name_button_button_release), false);
 327
 328         group_button.signal_button_press_event().connect (sigc::mem_fun(*this, &MixerStrip::select_route_group), false);
 329
 330         _width = (Width) -1;
 331
 332         /* start off as a passthru strip. we'll correct this, if necessary,
 333            in update_diskstream_display().
 334         */
 335
 336         /* start off as a passthru strip. we'll correct this, if necessary,
 337            in update_diskstream_display().
 338         */
 339
 340         if (is_midi_track()) {
 341                 set_name ("MidiTrackStripBase");
 342         } else {
 343                 set_name ("AudioTrackStripBase");
 344         }
 345
 346         add_events (Gdk::BUTTON_RELEASE_MASK|
 347                     Gdk::ENTER_NOTIFY_MASK|
 348                     Gdk::LEAVE_NOTIFY_MASK|
 349                     Gdk::KEY_PRESS_MASK|
 350                     Gdk::KEY_RELEASE_MASK);
 351
 352         set_flags (get_flags() | Gtk::CAN_FOCUS);
 353
 354         AudioEngine::instance()->PortConnectedOrDisconnected.connect (
 355                 *this, invalidator (*this), boost::bind (&MixerStrip::port_connected_or_disconnected, this, _1, _3), gui_context ()
 356                 );
 357
 358         /* Add the widgets under visibility control to the VisibilityGroup; the names used here
 359            must be the same as those used in RCOptionEditor so that the configuration changes
 360            are recognised when they occur.
 361         */
 362         _visibility.add (&input_button_box, X_("Input"), _("Input"), false);
 363         _visibility.add (&_invert_button_box, X_("PhaseInvert"), _("Phase Invert"), false);
 364         _visibility.add (&rec_mon_table, X_("RecMon"), _("Record & Monitor"), false);
 365         _visibility.add (&solo_iso_table, X_("SoloIsoLock"), _("Solo Iso / Lock"), false);
 366         _visibility.add (&output_button, X_("Output"), _("Output"), false);
 367         _visibility.add (&_comment_button, X_("Comments"), _("Comments"), false);
 368
 369         parameter_changed (X_("mixer-element-visibility"));
 370
 371         Config->ParameterChanged.connect (_config_connection, MISSING_INVALIDATOR, boost::bind (&MixerStrip::parameter_changed, this, _1), gui_context());
 372         _session->config.ParameterChanged.connect (_config_connection, MISSING_INVALIDATOR, boost::bind (&MixerStrip::parameter_changed, this, _1), gui_context());
 373
 374         //watch for mouse enter/exit so we can do some stuff
 375         signal_enter_notify_event().connect (sigc::mem_fun(*this, &MixerStrip::mixer_strip_enter_event ));
 376         signal_leave_notify_event().connect (sigc::mem_fun(*this, &MixerStrip::mixer_strip_leave_event ));
 377
 378         gpm.LevelMeterButtonPress.connect_same_thread (_level_meter_connection, boost::bind (&MixerStrip::level_meter_button_press, this, _1));
 379 }
 380
 381 MixerStrip::~MixerStrip ()
 382 {
 383         CatchDeletion (this);
 384
 385         if (this ==_entered_mixer_strip)
 386                 _entered_mixer_strip = NULL;
 387 }
 388
 389 bool
 390 MixerStrip::mixer_strip_enter_event (GdkEventCrossing* /*ev*/)
 391 {
 392         _entered_mixer_strip = this;
 393
 394         //although we are triggering on the "enter", to the user it will appear that it is happenin on the "leave"
 395         //because the mixerstrip control is a parent that encompasses the strip
 396         deselect_all_processors();
 397
 398         return false;
 399 }
 400
 401 bool
 402 MixerStrip::mixer_strip_leave_event (GdkEventCrossing *ev)
 403 {
 404         //if we have moved outside our strip, but not into a child view, then deselect ourselves
 405         if ( !(ev->detail == GDK_NOTIFY_INFERIOR) ) {
 406                 _entered_mixer_strip= 0;
 407
 408                 //clear keyboard focus in the gain display.  this is cheesy but fixes a longstanding "bug" where the user starts typing in the gain entry, and leaves it active, thereby prohibiting other keybindings from working
 409                 gpm.gain_display.set_sensitive(false);
 410                 gpm.show_gain();
 411                 gpm.gain_display.set_sensitive(true);
 412
 413                 //if we leave this mixer strip we need to clear out any selections
 414                 //processor_box.processor_display.select_none();  //but this doesn't work, because it gets triggered when (for example) you open the menu or start a drag
 415         }
 416
 417         return false;
 418 }
 419
 420 void
 421 MixerStrip::set_route (boost::shared_ptr<Route> rt)
 422 {
 423         //the rec/monitor stuff only shows up for tracks.
 424         //the show_sends only shows up for buses.
 425         //remove them all here, and we may add them back later
 426         if (show_sends_button->get_parent()) {
 427                 rec_mon_table.remove (*show_sends_button);
 428         }
 429         if (rec_enable_button->get_parent()) {
 430                 rec_mon_table.remove (*rec_enable_button);
 431         }
 432         if (monitor_input_button->get_parent()) {
 433                 rec_mon_table.remove (*monitor_input_button);
 434         }
 435         if (monitor_disk_button->get_parent()) {
 436                 rec_mon_table.remove (*monitor_disk_button);
 437         }
 438         if (group_button.get_parent()) {
 439                 bottom_button_table.remove (group_button);
 440         }
 441
 442         RouteUI::set_route (rt);
 443
 444         /* ProcessorBox needs access to _route so that it can read
 445            GUI object state.
 446         */
 447         processor_box.set_route (rt);
 448
 449         /* map the current state */
 450
 451         mute_changed (0);
 452         update_solo_display ();
 453
 454         revert_to_default_display ();
 455
 456         /* unpack these from the parent and stuff them into our own
 457            table
 458         */
 459
 460         if (gpm.peak_display.get_parent()) {
 461                 gpm.peak_display.get_parent()->remove (gpm.peak_display);
 462         }
 463         if (gpm.gain_display.get_parent()) {
 464                 gpm.gain_display.get_parent()->remove (gpm.gain_display);
 465         }
 466
 467         gpm.set_type (rt->meter_type());
 468
 469         mute_solo_table.attach (gpm.gain_display,0,1,1,2, EXPAND|FILL, EXPAND);
 470         mute_solo_table.attach (gpm.peak_display,1,2,1,2, EXPAND|FILL, EXPAND);
 471
 472         if (solo_button->get_parent()) {
 473                 mute_solo_table.remove (*solo_button);
 474         }
 475
 476         if (mute_button->get_parent()) {
 477                 mute_solo_table.remove (*mute_button);
 478         }
 479
 480         if (route()->is_master()) {
 481                 mute_solo_table.attach (*mute_button, 0, 2, 0, 1);
 482                 solo_button->hide ();
 483                 mute_button->show ();
 484                 rec_mon_table.hide ();
 485                 if (solo_iso_table.get_parent()) {
 486                         solo_iso_table.get_parent()->remove(solo_iso_table);
 487                 }
 488         } else {
 489                 bottom_button_table.attach (group_button, 1, 2, 0, 1);
 490                 mute_solo_table.attach (*mute_button, 0, 1, 0, 1);
 491                 mute_solo_table.attach (*solo_button, 1, 2, 0, 1);
 492                 mute_button->show ();
 493                 solo_button->show ();
 494                 rec_mon_table.show ();
 495         }
 496
 497         if (_mixer_owned && route()->is_master() ) {
 498
 499                 HScrollbar scrollbar;
 500                 Gtk::Requisition requisition(scrollbar.size_request ());
 501                 int scrollbar_height = requisition.height;
 502
 503                 spacer = manage (new EventBox);
 504                 spacer->set_size_request (-1, scrollbar_height+2);
 505                 global_vpacker.pack_start (*spacer, false, false);
 506                 spacer->show();
 507         }
 508
 509         if (is_track()) {
 510                 monitor_input_button->show ();
 511                 monitor_disk_button->show ();
 512         } else {
 513                 monitor_input_button->hide();
 514                 monitor_disk_button->hide ();
 515         }
 516
 517         if (is_midi_track()) {
 518                 if (midi_input_enable_button == 0) {
 519                         midi_input_enable_button = manage (new ArdourButton);
 520                         midi_input_enable_button->set_name ("midi input button");
 521                         midi_input_enable_button->set_image (::get_icon (X_("midi_socket_small")));
 522                         midi_input_enable_button->signal_button_press_event().connect (sigc::mem_fun (*this, &MixerStrip::input_active_button_press), false);
 523                         midi_input_enable_button->signal_button_release_event().connect (sigc::mem_fun (*this, &MixerStrip::input_active_button_release), false);
 524                         ARDOUR_UI::instance()->set_tip (midi_input_enable_button, _("Enable/Disable MIDI input"));
 525                 } else {
 526                         input_button_box.remove (*midi_input_enable_button);
 527                 }
 528                 /* get current state */
 529                 midi_input_status_changed ();
 530                 input_button_box.pack_start (*midi_input_enable_button, false, false);
 531                 /* follow changes */
 532                 midi_track()->InputActiveChanged.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::midi_input_status_changed, this), gui_context());
 533         } else {
 534                 if (midi_input_enable_button) {
 535                         /* removal from the container will delete it */
 536                         input_button_box.remove (*midi_input_enable_button);
 537                         midi_input_enable_button = 0;
 538                 }
 539         }
 540
 541         if (is_audio_track()) {
 542                 boost::shared_ptr<AudioTrack> at = audio_track();
 543                 at->FreezeChange.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::map_frozen, this), gui_context());
 544         }
 545
 546         if (is_track ()) {
 547
 548                 rec_mon_table.attach (*rec_enable_button, 0, 1, 0, ARDOUR::Profile->get_mixbus() ? 1 : 2);
 549                 rec_enable_button->set_sensitive (_session->writable());
 550                 rec_enable_button->show();
 551
 552                 if (ARDOUR::Profile->get_mixbus()) {
 553                         rec_mon_table.attach (*monitor_input_button, 1, 2, 0, 1);
 554                         rec_mon_table.attach (*monitor_disk_button, 2, 3, 0, 1);
 555                 } else if (ARDOUR::Profile->get_trx()) {
 556                         rec_mon_table.attach (*monitor_input_button, 1, 2, 0, 2);
 557                 } else {
 558                         rec_mon_table.attach (*monitor_input_button, 1, 2, 0, 1);
 559                         rec_mon_table.attach (*monitor_disk_button, 1, 2, 1, 2);
 560                 }
 561
 562         } else {
 563
 564                 /* non-master bus */
 565
 566                 if (!_route->is_master()) {
 567                         rec_mon_table.attach (*show_sends_button, 0, 1, 0, 2);
 568                         show_sends_button->show();
 569                 }
 570         }
 571
 572         meter_point_button.set_text (meter_point_string (_route->meter_point()));
 573
 574         delete route_ops_menu;
 575         route_ops_menu = 0;
 576
 577         _route->meter_change.connect (route_connections, invalidator (*this), bind (&MixerStrip::meter_changed, this), gui_context());
 578         _route->input()->changed.connect (*this, invalidator (*this), boost::bind (&MixerStrip::update_output_display, this), gui_context());
 579         _route->output()->changed.connect (*this, invalidator (*this), boost::bind (&MixerStrip::update_output_display, this), gui_context());
 580         _route->route_group_changed.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::route_group_changed, this), gui_context());
 581
 582         _route->io_changed.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::io_changed_proxy, this), gui_context ());
 583
 584         if (_route->panner_shell()) {
 585                 update_panner_choices();
 586                 _route->panner_shell()->Changed.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::connect_to_pan, this), gui_context());
 587         }
 588
 589         if (is_audio_track()) {
 590                 audio_track()->DiskstreamChanged.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::diskstream_changed, this), gui_context());
 591         }
 592
 593         _route->comment_changed.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::setup_comment_button, this), gui_context());
 594         _route->PropertyChanged.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::property_changed, this, _1), gui_context());
 595
 596         set_stuff_from_route ();
 597
 598         /* now force an update of all the various elements */
 599
 600         mute_changed (0);
 601         update_solo_display ();
 602         name_changed ();
 603         comment_changed (0);
 604         route_group_changed ();
 605
 606         connect_to_pan ();
 607         panners.setup_pan ();
 608
 609         if (has_audio_outputs ()) {
 610                 panners.show_all ();
 611         } else {
 612                 panners.hide_all ();
 613         }
 614
 615         update_diskstream_display ();
 616         update_input_display ();
 617         update_output_display ();
 618
 619         add_events (Gdk::BUTTON_RELEASE_MASK);
 620
 621         processor_box.show ();
 622
 623         if (!route()->is_master() && !route()->is_monitor()) {
 624                 /* we don't allow master or control routes to be hidden */
 625                 hide_button.show();
 626                 number_label.show();
 627         }
 628
 629         gpm.reset_peak_display ();
 630         gpm.gain_display.show ();
 631         gpm.peak_display.show ();
 632
 633         width_button.show();
 634         width_hide_box.show();
 635         global_frame.show();
 636         global_vpacker.show();
 637         mute_solo_table.show();
 638         bottom_button_table.show();
 639         gpm.show_all ();
 640         meter_point_button.show();
 641         input_button_box.show_all();
 642         output_button.show();
 643         name_button.show();
 644         _comment_button.show();
 645         group_button.show();
 646         gpm.gain_automation_state_button.show();
 647
 648         parameter_changed ("mixer-element-visibility");
 649
 650         show ();
 651 }
 652
 653 void
 654 MixerStrip::set_stuff_from_route ()
 655 {
 656         /* if width is not set, it will be set by the MixerUI or editor */
 657
 658         string str = gui_property ("strip-width");
 659         if (!str.empty()) {
 660                 set_width_enum (Width (string_2_enum (str, _width)), this);
 661         }
 662 }
 663
 664 void
 665 MixerStrip::set_width_enum (Width w, void* owner)
 666 {
 667         /* always set the gpm width again, things may be hidden */
 668
 669         gpm.set_width (w);
 670         panners.set_width (w);
 671
 672         boost::shared_ptr<AutomationList> gain_automation = _route->gain_control()->alist();
 673
 674         _width_owner = owner;
 675
 676         _width = w;
 677
 678         if (_width_owner == this) {
 679                 set_gui_property ("strip-width", enum_2_string (_width));
 680         }
 681
 682         set_button_names ();
 683
 684         switch (w) {
 685         case Wide:
 686
 687                 if (show_sends_button)  {
 688                         show_sends_button->set_text (_("Aux"));
 689                 }
 690
 691                 gpm.gain_automation_style_button.set_text (
 692                                 gpm.astyle_string(gain_automation->automation_style()));
 693                 gpm.gain_automation_state_button.set_text (
 694                                 gpm.astate_string(gain_automation->automation_state()));
 695
 696                 if (_route->panner()) {
 697                         ((Gtk::Label*)panners.pan_automation_style_button.get_child())->set_text (
 698                                         panners.astyle_string(_route->panner()->automation_style()));
 699                         ((Gtk::Label*)panners.pan_automation_state_button.get_child())->set_text (
 700                                         panners.astate_string(_route->panner()->automation_state()));
 701                 }
 702
 703
 704                 set_size_request (max (110, gpm.get_gm_width()+5), -1);
 705                 break;
 706
 707         case Narrow:
 708
 709                 if (show_sends_button) {
 710                         show_sends_button->set_text (_("Snd"));
 711                 }
 712
 713                 gpm.gain_automation_style_button.set_text (
 714                                 gpm.short_astyle_string(gain_automation->automation_style()));
 715                 gpm.gain_automation_state_button.set_text (
 716                                 gpm.short_astate_string(gain_automation->automation_state()));
 717                 gain_meter().setup_meters (); // recalc meter width
 718
 719                 if (_route->panner()) {
 720                         ((Gtk::Label*)panners.pan_automation_style_button.get_child())->set_text (
 721                         panners.short_astyle_string(_route->panner()->automation_style()));
 722                         ((Gtk::Label*)panners.pan_automation_state_button.get_child())->set_text (
 723                         panners.short_astate_string(_route->panner()->automation_state()));
 724                 }
 725
 726                 set_size_request (max (60, gpm.get_gm_width() + 10), -1);
 727                 break;
 728         }
 729
 730         processor_box.set_width (w);
 731
 732         update_input_display ();
 733         update_output_display ();
 734         setup_comment_button ();
 735         route_group_changed ();
 736         name_changed ();
 737         WidthChanged ();
 738 }
 739
 740 void
 741 MixerStrip::set_packed (bool yn)
 742 {
 743         _packed = yn;
 744
 745         if (_packed) {
 746                 set_gui_property ("visible", true);
 747         } else {
 748                 set_gui_property ("visible", false);
 749         }
 750 }
 751
 752
 753 struct RouteCompareByName {
 754         bool operator() (boost::shared_ptr<Route> a, boost::shared_ptr<Route> b) {
 755                 return a->name().compare (b->name()) < 0;
 756         }
 757 };
 758
 759 gint
 760 MixerStrip::output_release (GdkEventButton *ev)
 761 {
 762         switch (ev->button) {
 763         case 3:
 764                 edit_output_configuration ();
 765                 break;
 766         }
 767
 768         return false;
 769 }
 770
 771 gint
 772 MixerStrip::output_press (GdkEventButton *ev)
 773 {
 774         using namespace Menu_Helpers;
 775         if (!_session->engine().connected()) {
 776                 MessageDialog msg (_("Not connected to audio engine - no I/O changes are possible"));
 777                 msg.run ();
 778                 return true;
 779         }
 780
 781         MenuList& citems = output_menu.items();
 782         switch (ev->button) {
 783
 784         case 3:
 785                 return false;  //wait for the mouse-up to pop the dialog
 786
 787         case 1:
 788         {
 789                 output_menu.set_name ("ArdourContextMenu");
 790                 citems.clear ();
 791                 output_menu_bundles.clear ();
 792
 793                 citems.push_back (MenuElem (_("Disconnect"), sigc::mem_fun (*(static_cast<RouteUI*>(this)), &RouteUI::disconnect_output)));
 794
 795                 citems.push_back (SeparatorElem());
 796                 uint32_t const n_with_separator = citems.size ();
 797
 798                 ARDOUR::BundleList current = _route->output()->bundles_connected ();
 799
 800                 boost::shared_ptr<ARDOUR::BundleList> b = _session->bundles ();
 801
 802                 /* give user bundles first chance at being in the menu */
 803
 804                 for (ARDOUR::BundleList::iterator i = b->begin(); i != b->end(); ++i) {
 805                         if (boost::dynamic_pointer_cast<UserBundle> (*i)) {
 806                                 maybe_add_bundle_to_output_menu (*i, current);
 807                         }
 808                 }
 809
 810                 for (ARDOUR::BundleList::iterator i = b->begin(); i != b->end(); ++i) {
 811                         if (boost::dynamic_pointer_cast<UserBundle> (*i) == 0) {
 812                                 maybe_add_bundle_to_output_menu (*i, current);
 813                         }
 814                 }
 815
 816                 boost::shared_ptr<ARDOUR::RouteList> routes = _session->get_routes ();
 817                 RouteList copy = *routes;
 818                 copy.sort (RouteCompareByName ());
 819                 for (ARDOUR::RouteList::const_iterator i = copy.begin(); i != copy.end(); ++i) {
 820                         maybe_add_bundle_to_output_menu ((*i)->output()->bundle(), current);
 821                 }
 822
 823                 if (citems.size() == n_with_separator) {
 824                         /* no routes added; remove the separator */
 825                         citems.pop_back ();
 826                 }
 827
 828                 citems.push_back (SeparatorElem());
 829
 830                 for (DataType::iterator i = DataType::begin(); i != DataType::end(); ++i) {
 831                         citems.push_back (
 832                                 MenuElem (
 833                                         string_compose ("Add %1 port", (*i).to_i18n_string()),
 834                                         sigc::bind (sigc::mem_fun (*this, &MixerStrip::add_output_port), *i)
 835                                         )
 836                                 );
 837                 }
 838
 839                 citems.push_back (SeparatorElem());
 840                 citems.push_back (MenuElem (_("Routing Grid"), sigc::mem_fun (*(static_cast<RouteUI*>(this)), &RouteUI::edit_output_configuration)));
 841
 842                 output_menu.popup (1, ev->time);
 843                 break;
 844         }
 845
 846         default:
 847                 break;
 848         }
 849         return TRUE;
 850 }
 851
 852 gint
 853 MixerStrip::input_release (GdkEventButton *ev)
 854 {
 855         switch (ev->button) {
 856
 857         case 3:
 858                 edit_input_configuration ();
 859                 break;
 860         default:
 861                 break;
 862
 863         }
 864
 865         return false;
 866 }
 867
 868
 869 gint
 870 MixerStrip::input_press (GdkEventButton *ev)
 871 {
 872         using namespace Menu_Helpers;
 873
 874         MenuList& citems = input_menu.items();
 875         input_menu.set_name ("ArdourContextMenu");
 876         citems.clear();
 877
 878         if (!_session->engine().connected()) {
 879                 MessageDialog msg (_("Not connected to audio engine - no I/O changes are possible"));
 880                 msg.run ();
 881                 return true;
 882         }
 883
 884         if (_session->actively_recording() && _route->record_enabled())
 885                 return true;
 886
 887         switch (ev->button) {
 888
 889         case 3:
 890                 return false;  //don't handle the mouse-down here.  wait for mouse-up to pop the menu
 891
 892         case 1:
 893         {
 894                 citems.push_back (MenuElem (_("Disconnect"), sigc::mem_fun (*(static_cast<RouteUI*>(this)), &RouteUI::disconnect_input)));
 895
 896                 citems.push_back (SeparatorElem());
 897                 uint32_t const n_with_separator = citems.size ();
 898
 899                 input_menu_bundles.clear ();
 900
 901                 ARDOUR::BundleList current = _route->input()->bundles_connected ();
 902
 903                 boost::shared_ptr<ARDOUR::BundleList> b = _session->bundles ();
 904
 905                 /* give user bundles first chance at being in the menu */
 906
 907                 for (ARDOUR::BundleList::iterator i = b->begin(); i != b->end(); ++i) {
 908                         if (boost::dynamic_pointer_cast<UserBundle> (*i)) {
 909                                 maybe_add_bundle_to_input_menu (*i, current);
 910                         }
 911                 }
 912
 913                 for (ARDOUR::BundleList::iterator i = b->begin(); i != b->end(); ++i) {
 914                         if (boost::dynamic_pointer_cast<UserBundle> (*i) == 0) {
 915                                 maybe_add_bundle_to_input_menu (*i, current);
 916                         }
 917                 }
 918
 919                 boost::shared_ptr<ARDOUR::RouteList> routes = _session->get_routes ();
 920                 RouteList copy = *routes;
 921                 copy.sort (RouteCompareByName ());
 922                 for (ARDOUR::RouteList::const_iterator i = copy.begin(); i != copy.end(); ++i) {
 923                         maybe_add_bundle_to_input_menu ((*i)->output()->bundle(), current);
 924                 }
 925
 926                 if (citems.size() == n_with_separator) {
 927                         /* no routes added; remove the separator */
 928                         citems.pop_back ();
 929                 }
 930
 931                 citems.push_back (SeparatorElem());
 932                 for (DataType::iterator i = DataType::begin(); i != DataType::end(); ++i) {
 933                         citems.push_back (
 934                                 MenuElem (
 935                                         string_compose ("Add %1 port", (*i).to_i18n_string()),
 936                                         sigc::bind (sigc::mem_fun (*this, &MixerStrip::add_input_port), *i)
 937                                         )
 938                                 );
 939                 }
 940
 941                 citems.push_back (SeparatorElem());
 942                 citems.push_back (MenuElem (_("Routing Grid"), sigc::mem_fun (*(static_cast<RouteUI*>(this)), &RouteUI::edit_input_configuration)));
 943
 944                 input_menu.popup (1, ev->time);
 945
 946                 break;
 947         }
 948         default:
 949                 break;
 950         }
 951         return TRUE;
 952 }
 953
 954 void
 955 MixerStrip::bundle_input_chosen (boost::shared_ptr<ARDOUR::Bundle> c)
 956 {
 957         if (ignore_toggle) {
 958                 return;
 959         }
 960
 961         ARDOUR::BundleList current = _route->input()->bundles_connected ();
 962
 963         if (std::find (current.begin(), current.end(), c) == current.end()) {
 964                 _route->input()->connect_ports_to_bundle (c, true, this);
 965         } else {
 966                 _route->input()->disconnect_ports_from_bundle (c, this);
 967         }
 968 }
 969
 970 void
 971 MixerStrip::bundle_output_chosen (boost::shared_ptr<ARDOUR::Bundle> c)
 972 {
 973         if (ignore_toggle) {
 974                 return;
 975         }
 976
 977         ARDOUR::BundleList current = _route->output()->bundles_connected ();
 978
 979         if (std::find (current.begin(), current.end(), c) == current.end()) {
 980                 _route->output()->connect_ports_to_bundle (c, true, this);
 981         } else {
 982                 _route->output()->disconnect_ports_from_bundle (c, this);
 983         }
 984 }
 985
 986 void
 987 MixerStrip::maybe_add_bundle_to_input_menu (boost::shared_ptr<Bundle> b, ARDOUR::BundleList const& /*current*/)
 988 {
 989         using namespace Menu_Helpers;
 990
 991         if (b->ports_are_outputs() == false || b->nchannels() != _route->n_inputs() || *b == *_route->output()->bundle()) {
 992                 return;
 993         }
 994
 995         list<boost::shared_ptr<Bundle> >::iterator i = input_menu_bundles.begin ();
 996         while (i != input_menu_bundles.end() && b->has_same_ports (*i) == false) {
 997                 ++i;
 998         }
 999
1000         if (i != input_menu_bundles.end()) {
1001                 return;
1002         }
1003
1004         input_menu_bundles.push_back (b);
1005
1006         MenuList& citems = input_menu.items();
1007
1008         std::string n = b->name ();
1009         replace_all (n, "_", " ");
1010
1011         citems.push_back (MenuElem (n, sigc::bind (sigc::mem_fun(*this, &MixerStrip::bundle_input_chosen), b)));
1012 }
1013
1014 void
1015 MixerStrip::maybe_add_bundle_to_output_menu (boost::shared_ptr<Bundle> b, ARDOUR::BundleList const& /*current*/)
1016 {
1017         using namespace Menu_Helpers;
1018
1019         if (b->ports_are_inputs() == false || b->nchannels() != _route->n_outputs() || *b == *_route->input()->bundle()) {
1020                 return;
1021         }
1022
1023         list<boost::shared_ptr<Bundle> >::iterator i = output_menu_bundles.begin ();
1024         while (i != output_menu_bundles.end() && b->has_same_ports (*i) == false) {
1025                 ++i;
1026         }
1027
1028         if (i != output_menu_bundles.end()) {
1029                 return;
1030         }
1031
1032         output_menu_bundles.push_back (b);
1033
1034         MenuList& citems = output_menu.items();
1035
1036         std::string n = b->name ();
1037         replace_all (n, "_", " ");
1038
1039         citems.push_back (MenuElem (n, sigc::bind (sigc::mem_fun(*this, &MixerStrip::bundle_output_chosen), b)));
1040 }
1041
1042 void
1043 MixerStrip::update_diskstream_display ()
1044 {
1045         if (is_track() && input_selector) {
1046                         input_selector->hide_all ();
1047         }
1048
1049         route_color_changed ();
1050 }
1051
1052 void
1053 MixerStrip::connect_to_pan ()
1054 {
1055         ENSURE_GUI_THREAD (*this, &MixerStrip::connect_to_pan)
1056
1057         panstate_connection.disconnect ();
1058         panstyle_connection.disconnect ();
1059
1060         if (!_route->panner()) {
1061                 return;
1062         }
1063
1064         boost::shared_ptr<Pannable> p = _route->pannable ();
1065
1066         p->automation_state_changed.connect (panstate_connection, invalidator (*this), boost::bind (&PannerUI::pan_automation_state_changed, &panners), gui_context());
1067         p->automation_style_changed.connect (panstyle_connection, invalidator (*this), boost::bind (&PannerUI::pan_automation_style_changed, &panners), gui_context());
1068
1069         /* This call reduncant, PannerUI::set_panner() connects to _panshell->Changed itself
1070          * However, that only works a panner was previously set.
1071          *
1072          * PannerUI must remain subscribed to _panshell->Changed() in case
1073          * we switch the panner eg. AUX-Send and back
1074          * _route->panner_shell()->Changed() vs _panshell->Changed
1075          */
1076         if (panners._panner == 0) {
1077                 panners.panshell_changed ();
1078         }
1079         update_panner_choices();
1080 }
1081
1082 void
1083 MixerStrip::update_panner_choices ()
1084 {
1085         ENSURE_GUI_THREAD (*this, &MixerStrip::update_panner_choices)
1086         if (!_route->panner_shell()) { return; }
1087
1088         uint32_t in = _route->output()->n_ports().n_audio();
1089         uint32_t out = in;
1090         if (_route->panner()) {
1091                 in = _route->panner()->in().n_audio();
1092         }
1093
1094         panners.set_available_panners(PannerManager::instance().PannerManager::get_available_panners(in, out));
1095 }
1096
1097 /*
1098  * Output port labelling
1099  * =====================
1100  *
1101  * Case 1: Each output has one connection, all connections are to system:playback_%i
1102  *   out 1 -> system:playback_1
1103  *   out 2 -> system:playback_2
1104  *   out 3 -> system:playback_3
1105  *   Display as: 1/2/3
1106  *
1107  * Case 2: Each output has one connection, all connections are to ardour:track_x/in 1
1108  *   out 1 -> ardour:track_x/in 1
1109  *   out 2 -> ardour:track_x/in 2
1110  *   Display as: track_x
1111  *
1112  * Case 3: Each output has one connection, all connections are to Jack client "program x"
1113  *   out 1 -> program x:foo
1114  *   out 2 -> program x:foo
1115  *   Display as: program x
1116  *
1117  * Case 4: No connections (Disconnected)
1118  *   Display as: -
1119  *
1120  * Default case (unusual routing):
1121  *   Display as: *number of connections*
1122  *
1123  * Tooltips
1124  * ========
1125  * .-----------------------------------------------.
1126  * | Mixdown                                       |
1127  * | out 1 -> ardour:master/in 1, jamin:input/in 1 |
1128  * | out 2 -> ardour:master/in 2, jamin:input/in 2 |
1129  * '-----------------------------------------------'
1130  * .-----------------------------------------------.
1131  * | Guitar SM58                                   |
1132  * | Disconnected                                  |
1133  * '-----------------------------------------------'
1134  */
1135
1136 void
1137 MixerStrip::update_io_button (boost::shared_ptr<ARDOUR::Route> route, Width width, bool for_input)
1138 {
1139         uint32_t io_count;
1140         uint32_t io_index;
1141         boost::shared_ptr<Port> port;
1142         vector<string> port_connections;
1143
1144         uint32_t total_connection_count = 0;
1145         uint32_t io_connection_count = 0;
1146         uint32_t ardour_connection_count = 0;
1147         uint32_t system_connection_count = 0;
1148         uint32_t other_connection_count = 0;
1149
1150         ostringstream label;
1151         string label_string;
1152
1153         bool have_label = false;
1154         bool each_io_has_one_connection = true;
1155
1156         string connection_name;
1157         string ardour_track_name;
1158         string other_connection_type;
1159         string system_ports;
1160         string system_port;
1161
1162         ostringstream tooltip;
1163         char * tooltip_cstr;
1164
1165         //to avoid confusion, the button caption should only show connections that match the datatype of the track
1166         DataType dt = DataType::AUDIO;
1167         if ( boost::dynamic_pointer_cast<MidiTrack>(route) != 0 )
1168                 dt = DataType::MIDI;
1169
1170         if (for_input) {
1171                 io_count = route->n_inputs().n_total();
1172                 tooltip << string_compose (_("<b>INPUT</b> to %1"), Glib::Markup::escape_text(route->name()));
1173         } else {
1174                 io_count = route->n_outputs().n_total();
1175                 tooltip << string_compose (_("<b>OUTPUT</b> from %1"), Glib::Markup::escape_text(route->name()));
1176         }
1177
1178
1179         for (io_index = 0; io_index < io_count; ++io_index) {
1180                 if (for_input) {
1181                         port = route->input()->nth (io_index);
1182                 } else {
1183                         port = route->output()->nth (io_index);
1184                 }
1185
1186                 //ignore any port connections that don't match our DataType
1187                 if (port->type() != dt)
1188                         continue;
1189
1190                 port_connections.clear ();
1191                 port->get_connections(port_connections);
1192                 io_connection_count = 0;
1193
1194                 if (!port_connections.empty()) {
1195                         for (vector<string>::iterator i = port_connections.begin(); i != port_connections.end(); ++i) {
1196                                 string& connection_name (*i);
1197
1198                                 if (io_connection_count == 0) {
1199                                         tooltip << endl << Glib::Markup::escape_text(port->name().substr(port->name().find("/") + 1)) << " -> " << Glib::Markup::escape_text(connection_name);
1200                                 } else {
1201                                         tooltip << ", " << Glib::Markup::escape_text(connection_name);
1202                                 }
1203
1204                                 if (connection_name.find("ardour:") == 0) {
1205                                         if (ardour_track_name.empty()) {
1206                                                 // "ardour:Master/in 1" -> "ardour:Master/"
1207                                                 string::size_type slash = connection_name.find("/");
1208                                                 if (slash != string::npos) {
1209                                                         ardour_track_name = connection_name.substr(0, slash + 1);
1210                                                 }
1211                                         }
1212
1213                                         if (connection_name.find(ardour_track_name) == 0) {
1214                                                 ++ardour_connection_count;
1215                                         }
1216                                 } else if (connection_name.find("system:") == 0) {
1217                                         if (for_input) {
1218                                                 // "system:capture_123" -> "123"
1219                                                 system_port = connection_name.substr(15);
1220                                         } else {
1221                                                 // "system:playback_123" -> "123"
1222                                                 system_port = connection_name.substr(16);
1223                                         }
1224
1225                                         if (system_ports.empty()) {
1226                                                 system_ports += system_port;
1227                                         } else {
1228                                                 system_ports += "/" + system_port;
1229                                         }
1230
1231                                         ++system_connection_count;
1232                                 } else {
1233                                         if (other_connection_type.empty()) {
1234                                                 // "jamin:in 1" -> "jamin:"
1235                                                 other_connection_type = connection_name.substr(0, connection_name.find(":") + 1);
1236                                         }
1237
1238                                         if (connection_name.find(other_connection_type) == 0) {
1239                                                 ++other_connection_count;
1240                                         }
1241                                 }
1242
1243                                 ++total_connection_count;
1244                                 ++io_connection_count;
1245                         }
1246                 }
1247
1248                 if (io_connection_count != 1) {
1249                         each_io_has_one_connection = false;
1250                 }
1251         }
1252
1253         if (total_connection_count == 0) {
1254                 tooltip << endl << _("Disconnected");
1255         }
1256
1257         tooltip_cstr = new char[tooltip.str().size() + 1];
1258         strcpy(tooltip_cstr, tooltip.str().c_str());
1259
1260         if (for_input) {
1261                 ARDOUR_UI::instance()->set_tip (&input_button, tooltip_cstr, "");
1262         } else {
1263                 ARDOUR_UI::instance()->set_tip (&output_button, tooltip_cstr, "");
1264         }
1265
1266         if (each_io_has_one_connection) {
1267                 if (total_connection_count == ardour_connection_count) {
1268                         // all connections are to the same track in ardour
1269                         // "ardour:Master/" -> "Master"
1270                         string::size_type slash = ardour_track_name.find("/");
1271                         if (slash != string::npos) {
1272                                 label << ardour_track_name.substr(7, slash - 7);
1273                                 have_label = true;
1274                         }
1275                 }
1276                 else if (total_connection_count == system_connection_count) {
1277                         // all connections are to system ports
1278                         label << system_ports;
1279                         have_label = true;
1280                 }
1281                 else if (total_connection_count == other_connection_count) {
1282                         // all connections are to the same external program eg jamin
1283                         // "jamin:" -> "jamin"
1284                         label << other_connection_type.substr(0, other_connection_type.size() - 1);
1285                         have_label = true;
1286                 }
1287         }
1288
1289         if (!have_label) {
1290                 if (total_connection_count == 0) {
1291                         // Disconnected
1292                         label << "-";
1293                 } else {
1294                         // Odd configuration
1295                         label << "*" << total_connection_count << "*";
1296                 }
1297         }
1298
1299         switch (width) {
1300         case Wide:
1301                 label_string = label.str().substr(0, 7);
1302                 break;
1303         case Narrow:
1304                 label_string = label.str().substr(0, 3);
1305                 break;
1306         }
1307
1308         if (for_input) {
1309                 input_button.set_text (label_string);
1310         } else {
1311                 output_button.set_text (label_string);
1312         }
1313 }
1314
1315 void
1316 MixerStrip::update_input_display ()
1317 {
1318         update_io_button (_route, _width, true);
1319         panners.setup_pan ();
1320
1321         if (has_audio_outputs ()) {
1322                 panners.show_all ();
1323         } else {
1324                 panners.hide_all ();
1325         }
1326
1327 }
1328
1329 void
1330 MixerStrip::update_output_display ()
1331 {
1332         update_io_button (_route, _width, false);
1333         gpm.setup_meters ();
1334         panners.setup_pan ();
1335
1336         if (has_audio_outputs ()) {
1337                 panners.show_all ();
1338         } else {
1339                 panners.hide_all ();
1340         }
1341 }
1342
1343 void
1344 MixerStrip::fast_update ()
1345 {
1346         gpm.update_meters ();
1347 }
1348
1349 void
1350 MixerStrip::diskstream_changed ()
1351 {
1352         Gtkmm2ext::UI::instance()->call_slot (invalidator (*this), boost::bind (&MixerStrip::update_diskstream_display, this));
1353 }
1354
1355 void
1356 MixerStrip::io_changed_proxy ()
1357 {
1358         Glib::signal_idle().connect_once (sigc::mem_fun (*this, &MixerStrip::update_panner_choices));
1359 }
1360
1361 void
1362 MixerStrip::port_connected_or_disconnected (boost::weak_ptr<Port> wa, boost::weak_ptr<Port> wb)
1363 {
1364         boost::shared_ptr<Port> a = wa.lock ();
1365         boost::shared_ptr<Port> b = wb.lock ();
1366
1367         if ((a && _route->input()->has_port (a)) || (b && _route->input()->has_port (b))) {
1368                 update_input_display ();
1369                 set_width_enum (_width, this);
1370         }
1371
1372         if ((a && _route->output()->has_port (a)) || (b && _route->output()->has_port (b))) {
1373                 update_output_display ();
1374                 set_width_enum (_width, this);
1375         }
1376 }
1377
1378 void
1379 MixerStrip::setup_comment_button ()
1380 {
1381         switch (_width) {
1382
1383         case Wide:
1384                 if (_route->comment().empty ()) {
1385                         _comment_button.unset_bg (STATE_NORMAL);
1386                         _comment_button.set_text (_("Comments"));
1387                 } else {
1388                         _comment_button.modify_bg (STATE_NORMAL, color ());
1389                         _comment_button.set_text (_("*Comments*"));
1390                 }
1391                 break;
1392
1393         case Narrow:
1394                 if (_route->comment().empty ()) {
1395                         _comment_button.unset_bg (STATE_NORMAL);
1396                         _comment_button.set_text (_("Cmt"));
1397                 } else {
1398                         _comment_button.modify_bg (STATE_NORMAL, color ());
1399                         _comment_button.set_text (_("*Cmt*"));
1400                 }
1401                 break;
1402         }
1403
1404         ARDOUR_UI::instance()->set_tip (
1405                 _comment_button, _route->comment().empty() ? _("Click to Add/Edit Comments") : _route->comment()
1406                 );
1407
1408 }
1409
1410 bool
1411 MixerStrip::select_route_group (GdkEventButton *ev)
1412 {
1413         using namespace Menu_Helpers;
1414
1415         if (ev->button == 1) {
1416
1417                 if (group_menu == 0) {
1418
1419                         PropertyList* plist = new PropertyList();
1420
1421                         plist->add (Properties::gain, true);
1422                         plist->add (Properties::mute, true);
1423                         plist->add (Properties::solo, true);
1424
1425                         group_menu = new RouteGroupMenu (_session, plist);
1426                 }
1427
1428                 WeakRouteList r;
1429                 r.push_back (route ());
1430                 group_menu->build (r);
1431                 group_menu->menu()->popup (1, ev->time);
1432         }
1433
1434         return true;
1435 }
1436
1437 void
1438 MixerStrip::route_group_changed ()
1439 {
1440         ENSURE_GUI_THREAD (*this, &MixerStrip::route_group_changed)
1441
1442         RouteGroup *rg = _route->route_group();
1443
1444         if (rg) {
1445                 group_button.set_text (PBD::short_version (rg->name(), 5));
1446         } else {
1447                 switch (_width) {
1448                 case Wide:
1449                         group_button.set_text (_("Grp"));
1450                         break;
1451                 case Narrow:
1452                         group_button.set_text (_("~G"));
1453                         break;
1454                 }
1455         }
1456 }
1457
1458 void
1459 MixerStrip::route_color_changed ()
1460 {
1461         name_button.modify_bg (STATE_NORMAL, color());
1462         number_label.set_fixed_colors (gdk_color_to_rgba (color()), gdk_color_to_rgba (color()));
1463         reset_strip_style ();
1464 }
1465
1466 void
1467 MixerStrip::show_passthru_color ()
1468 {
1469         reset_strip_style ();
1470 }
1471
1472 void
1473 MixerStrip::build_route_ops_menu ()
1474 {
1475         using namespace Menu_Helpers;
1476         route_ops_menu = new Menu;
1477         route_ops_menu->set_name ("ArdourContextMenu");
1478
1479         MenuList& items = route_ops_menu->items();
1480
1481         items.push_back (MenuElem (_("Color..."), sigc::mem_fun (*this, &RouteUI::choose_color)));
1482
1483         items.push_back (MenuElem (_("Comments..."), sigc::mem_fun (*this, &RouteUI::open_comment_editor)));
1484
1485         items.push_back (MenuElem (_("Inputs..."), sigc::mem_fun (*this, &RouteUI::edit_input_configuration)));
1486
1487         items.push_back (MenuElem (_("Outputs..."), sigc::mem_fun (*this, &RouteUI::edit_output_configuration)));
1488
1489         items.push_back (SeparatorElem());
1490
1491         if (!_route->is_master()) {
1492                 items.push_back (MenuElem (_("Save As Template..."), sigc::mem_fun(*this, &RouteUI::save_as_template)));
1493         }
1494         items.push_back (MenuElem (_("Rename..."), sigc::mem_fun(*this, &RouteUI::route_rename)));
1495         rename_menu_item = &items.back();
1496
1497         items.push_back (SeparatorElem());
1498         items.push_back (CheckMenuElem (_("Active")));
1499         Gtk::CheckMenuItem* i = dynamic_cast<Gtk::CheckMenuItem *> (&items.back());
1500         i->set_active (_route->active());
1501         i->set_sensitive(! _session->transport_rolling());
1502         i->signal_activate().connect (sigc::bind (sigc::mem_fun (*this, &RouteUI::set_route_active), !_route->active(), false));
1503
1504         items.push_back (SeparatorElem());
1505
1506         items.push_back (MenuElem (_("Adjust Latency..."), sigc::mem_fun (*this, &RouteUI::adjust_latency)));
1507
1508         items.push_back (SeparatorElem());
1509         items.push_back (CheckMenuElem (_("Protect Against Denormals"), sigc::mem_fun (*this, &RouteUI::toggle_denormal_protection)));
1510         denormal_menu_item = dynamic_cast<Gtk::CheckMenuItem *> (&items.back());
1511         denormal_menu_item->set_active (_route->denormal_protection());
1512
1513         if (!Profile->get_sae()) {
1514                 items.push_back (SeparatorElem());
1515                 items.push_back (MenuElem (_("Remote Control ID..."), sigc::mem_fun (*this, &RouteUI::open_remote_control_id_dialog)));
1516         }
1517
1518         items.push_back (SeparatorElem());
1519         items.push_back (MenuElem (_("Remove"), sigc::bind (sigc::mem_fun(*this, &RouteUI::remove_this_route), false)));
1520 }
1521
1522 gboolean
1523 MixerStrip::name_button_button_press (GdkEventButton* ev)
1524 {
1525         if (ev->button == 3) {
1526                 list_route_operations ();
1527
1528                 /* do not allow rename if the track is record-enabled */
1529                 rename_menu_item->set_sensitive (!_route->record_enabled());
1530                 route_ops_menu->popup (1, ev->time);
1531
1532                 return true;
1533         }
1534
1535         return false;
1536 }
1537
1538 gboolean
1539 MixerStrip::name_button_button_release (GdkEventButton* ev)
1540 {
1541         if (ev->button == 1) {
1542                 list_route_operations ();
1543
1544                 /* do not allow rename if the track is record-enabled */
1545                 rename_menu_item->set_sensitive (!_route->record_enabled());
1546                 route_ops_menu->popup (1, ev->time);
1547         }
1548
1549         return false;
1550 }
1551
1552 gboolean
1553 MixerStrip::number_button_button_press (GdkEventButton* ev)
1554 {
1555         if (  ev->button == 3 ) {
1556                 list_route_operations ();
1557
1558                 /* do not allow rename if the track is record-enabled */
1559                 rename_menu_item->set_sensitive (!_route->record_enabled());
1560                 route_ops_menu->popup (1, ev->time);
1561
1562                 return true;
1563         }
1564
1565         return false;
1566 }
1567
1568 void
1569 MixerStrip::list_route_operations ()
1570 {
1571         delete route_ops_menu;
1572         build_route_ops_menu ();
1573 }
1574
1575 void
1576 MixerStrip::set_selected (bool yn)
1577 {
1578         AxisView::set_selected (yn);
1579         if (_selected) {
1580                 global_frame.set_shadow_type (Gtk::SHADOW_ETCHED_OUT);
1581                 global_frame.set_name ("MixerStripSelectedFrame");
1582         } else {
1583                 global_frame.set_shadow_type (Gtk::SHADOW_IN);
1584                 global_frame.set_name ("MixerStripFrame");
1585         }
1586         global_frame.queue_draw ();
1587
1588 //      if (!yn)
1589 //              processor_box.deselect_all_processors();
1590 }
1591
1592 void
1593 MixerStrip::property_changed (const PropertyChange& what_changed)
1594 {
1595         RouteUI::property_changed (what_changed);
1596
1597         if (what_changed.contains (ARDOUR::Properties::name)) {
1598                 name_changed ();
1599         }
1600 }
1601
1602 void
1603 MixerStrip::name_changed ()
1604 {
1605         switch (_width) {
1606                 case Wide:
1607                         name_button.set_text (_route->name());
1608                         break;
1609                 case Narrow:
1610                         name_button.set_text (PBD::short_version (_route->name(), 5));
1611                         break;
1612         }
1613
1614         ARDOUR_UI::instance()->set_tip (name_button, _route->name());
1615
1616         if (_session->config.get_track_name_number()) {
1617                 const int64_t track_number = _route->track_number ();
1618                 if (track_number == 0) {
1619                         number_label.set_text ("-");
1620                 } else {
1621                         number_label.set_text (PBD::to_string (abs(_route->track_number ()), std::dec));
1622                 }
1623         } else {
1624                 number_label.set_text ("");
1625         }
1626 }
1627
1628 void
1629 MixerStrip::name_button_resized (Gtk::Allocation& alloc)
1630 {
1631         name_button.set_layout_ellisize_width (alloc.get_width() * PANGO_SCALE);
1632 }
1633
1634 bool
1635 MixerStrip::width_button_pressed (GdkEventButton* ev)
1636 {
1637         if (ev->button != 1) {
1638                 return false;
1639         }
1640
1641         if (Keyboard::modifier_state_contains (ev->state, Keyboard::ModifierMask (Keyboard::PrimaryModifier | Keyboard::TertiaryModifier)) && _mixer_owned) {
1642                 switch (_width) {
1643                 case Wide:
1644                         _mixer.set_strip_width (Narrow, true);
1645                         break;
1646
1647                 case Narrow:
1648                         _mixer.set_strip_width (Wide, true);
1649                         break;
1650                 }
1651         } else {
1652                 switch (_width) {
1653                 case Wide:
1654                         set_width_enum (Narrow, this);
1655                         break;
1656                 case Narrow:
1657                         set_width_enum (Wide, this);
1658                         break;
1659                 }
1660         }
1661
1662         return true;
1663 }
1664
1665 void
1666 MixerStrip::hide_clicked ()
1667 {
1668         // LAME fix to reset the button status for when it is redisplayed (part 1)
1669         hide_button.set_sensitive(false);
1670
1671         if (_embedded) {
1672                 Hiding(); /* EMIT_SIGNAL */
1673         } else {
1674                 _mixer.hide_strip (this);
1675         }
1676
1677         // (part 2)
1678         hide_button.set_sensitive(true);
1679 }
1680
1681 void
1682 MixerStrip::set_embedded (bool yn)
1683 {
1684         _embedded = yn;
1685 }
1686
1687 void
1688 MixerStrip::map_frozen ()
1689 {
1690         ENSURE_GUI_THREAD (*this, &MixerStrip::map_frozen)
1691
1692         boost::shared_ptr<AudioTrack> at = audio_track();
1693
1694         if (at) {
1695                 switch (at->freeze_state()) {
1696                 case AudioTrack::Frozen:
1697                         processor_box.set_sensitive (false);
1698                         hide_redirect_editors ();
1699                         break;
1700                 default:
1701                         processor_box.set_sensitive (true);
1702                         // XXX need some way, maybe, to retoggle redirect editors
1703                         break;
1704                 }
1705         }
1706 }
1707
1708 void
1709 MixerStrip::hide_redirect_editors ()
1710 {
1711         _route->foreach_processor (sigc::mem_fun (*this, &MixerStrip::hide_processor_editor));
1712 }
1713
1714 void
1715 MixerStrip::hide_processor_editor (boost::weak_ptr<Processor> p)
1716 {
1717         boost::shared_ptr<Processor> processor (p.lock ());
1718         if (!processor) {
1719                 return;
1720         }
1721
1722         Gtk::Window* w = processor_box.get_processor_ui (processor);
1723
1724         if (w) {
1725                 w->hide ();
1726         }
1727 }
1728
1729 void
1730 MixerStrip::reset_strip_style ()
1731 {
1732         if (_current_delivery && boost::dynamic_pointer_cast<Send>(_current_delivery)) {
1733
1734                 gpm.set_fader_name ("SendStripBase");
1735
1736         } else {
1737
1738                 if (is_midi_track()) {
1739                         if (_route->active()) {
1740                                 set_name ("MidiTrackStripBase");
1741                         } else {
1742                                 set_name ("MidiTrackStripBaseInactive");
1743                         }
1744                         gpm.set_fader_name ("MidiTrackFader");
1745                 } else if (is_audio_track()) {
1746                         if (_route->active()) {
1747                                 set_name ("AudioTrackStripBase");
1748                         } else {
1749                                 set_name ("AudioTrackStripBaseInactive");
1750                         }
1751                         gpm.set_fader_name ("AudioTrackFader");
1752                 } else {
1753                         if (_route->active()) {
1754                                 set_name ("AudioBusStripBase");
1755                         } else {
1756                                 set_name ("AudioBusStripBaseInactive");
1757                         }
1758                         gpm.set_fader_name ("AudioBusFader");
1759
1760                         /* (no MIDI busses yet) */
1761                 }
1762         }
1763 }
1764
1765
1766 void
1767 MixerStrip::engine_stopped ()
1768 {
1769 }
1770
1771 void
1772 MixerStrip::engine_running ()
1773 {
1774 }
1775
1776 string
1777 MixerStrip::meter_point_string (MeterPoint mp)
1778 {
1779         switch (_width) {
1780         case Wide:
1781                 switch (mp) {
1782                 case MeterInput:
1783                         return _("In");
1784                         break;
1785
1786                 case MeterPreFader:
1787                         return _("Pre");
1788                         break;
1789
1790                 case MeterPostFader:
1791                         return _("Post");
1792                         break;
1793
1794                 case MeterOutput:
1795                         return _("Out");
1796                         break;
1797
1798                 case MeterCustom:
1799                 default:
1800                         return _("Custom");
1801                         break;
1802                 }
1803                 break;
1804         case Narrow:
1805                 switch (mp) {
1806                 case MeterInput:
1807                         return _("In");
1808                         break;
1809
1810                 case MeterPreFader:
1811                         return _("Pr");
1812                         break;
1813
1814                 case MeterPostFader:
1815                         return _("Po");
1816                         break;
1817
1818                 case MeterOutput:
1819                         return _("O");
1820                         break;
1821
1822                 case MeterCustom:
1823                 default:
1824                         return _("C");
1825                         break;
1826                 }
1827                 break;
1828         }
1829
1830         return string();
1831 }
1832
1833 /** Called when the metering point has changed */
1834 void
1835 MixerStrip::meter_changed ()
1836 {
1837         meter_point_button.set_text (meter_point_string (_route->meter_point()));
1838         gpm.setup_meters ();
1839         // reset peak when meter point changes
1840         gpm.reset_peak_display();
1841 }
1842
1843 /** The bus that we are displaying sends to has changed, or been turned off.
1844  *  @param send_to New bus that we are displaying sends to, or 0.
1845  */
1846 void
1847 MixerStrip::bus_send_display_changed (boost::shared_ptr<Route> send_to)
1848 {
1849         RouteUI::bus_send_display_changed (send_to);
1850
1851         if (send_to) {
1852                 boost::shared_ptr<Send> send = _route->internal_send_for (send_to);
1853
1854                 if (send) {
1855                         show_send (send);
1856                 } else {
1857                         revert_to_default_display ();
1858                 }
1859         } else {
1860                 revert_to_default_display ();
1861         }
1862 }
1863
1864 void
1865 MixerStrip::drop_send ()
1866 {
1867         boost::shared_ptr<Send> current_send;
1868
1869         if (_current_delivery && ((current_send = boost::dynamic_pointer_cast<Send>(_current_delivery)) != 0)) {
1870                 current_send->set_metering (false);
1871         }
1872
1873         send_gone_connection.disconnect ();
1874         input_button.set_sensitive (true);
1875         output_button.set_sensitive (true);
1876         group_button.set_sensitive (true);
1877         set_invert_sensitive (true);
1878         meter_point_button.set_sensitive (true);
1879         mute_button->set_sensitive (true);
1880         solo_button->set_sensitive (true);
1881         rec_enable_button->set_sensitive (true);
1882         solo_isolated_led->set_sensitive (true);
1883         solo_safe_led->set_sensitive (true);
1884         monitor_input_button->set_sensitive (true);
1885         monitor_disk_button->set_sensitive (true);
1886         _comment_button.set_sensitive (true);
1887 }
1888
1889 void
1890 MixerStrip::set_current_delivery (boost::shared_ptr<Delivery> d)
1891 {
1892         _current_delivery = d;
1893         DeliveryChanged (_current_delivery);
1894 }
1895
1896 void
1897 MixerStrip::show_send (boost::shared_ptr<Send> send)
1898 {
1899         assert (send != 0);
1900
1901         drop_send ();
1902
1903         set_current_delivery (send);
1904
1905         send->meter()->set_type(_route->shared_peak_meter()->get_type());
1906         send->set_metering (true);
1907         _current_delivery->DropReferences.connect (send_gone_connection, invalidator (*this), boost::bind (&MixerStrip::revert_to_default_display, this), gui_context());
1908
1909         gain_meter().set_controls (_route, send->meter(), send->amp());
1910         gain_meter().setup_meters ();
1911
1912         uint32_t const in = _current_delivery->pans_required();
1913         uint32_t const out = _current_delivery->pan_outs();
1914
1915         panner_ui().set_panner (_current_delivery->panner_shell(), _current_delivery->panner());
1916         panner_ui().set_available_panners(PannerManager::instance().PannerManager::get_available_panners(in, out));
1917         panner_ui().setup_pan ();
1918         panner_ui().set_send_drawing_mode (true);
1919         panner_ui().show_all ();
1920
1921         input_button.set_sensitive (false);
1922         group_button.set_sensitive (false);
1923         set_invert_sensitive (false);
1924         meter_point_button.set_sensitive (false);
1925         mute_button->set_sensitive (false);
1926         solo_button->set_sensitive (false);
1927         rec_enable_button->set_sensitive (false);
1928         solo_isolated_led->set_sensitive (false);
1929         solo_safe_led->set_sensitive (false);
1930         monitor_input_button->set_sensitive (false);
1931         monitor_disk_button->set_sensitive (false);
1932         _comment_button.set_sensitive (false);
1933
1934         if (boost::dynamic_pointer_cast<InternalSend>(send)) {
1935                 output_button.set_sensitive (false);
1936         }
1937
1938         reset_strip_style ();
1939 }
1940
1941 void
1942 MixerStrip::revert_to_default_display ()
1943 {
1944         drop_send ();
1945
1946         set_current_delivery (_route->main_outs ());
1947
1948         gain_meter().set_controls (_route, _route->shared_peak_meter(), _route->amp());
1949         gain_meter().setup_meters ();
1950
1951         panner_ui().set_panner (_route->main_outs()->panner_shell(), _route->main_outs()->panner());
1952         update_panner_choices();
1953         panner_ui().setup_pan ();
1954         panner_ui().set_send_drawing_mode (false);
1955
1956         if (has_audio_outputs ()) {
1957                 panners.show_all ();
1958         } else {
1959                 panners.hide_all ();
1960         }
1961
1962         reset_strip_style ();
1963 }
1964
1965 void
1966 MixerStrip::set_button_names ()
1967 {
1968         switch (_width) {
1969         case Wide:
1970                 mute_button->set_text (_("Mute"));
1971                 monitor_input_button->set_text (_("In"));
1972                 monitor_disk_button->set_text (_("Disk"));
1973
1974                 if (_route && _route->solo_safe()) {
1975                         solo_button->set_visual_state (Gtkmm2ext::VisualState (solo_button->visual_state() | Gtkmm2ext::Insensitive));
1976                 } else {
1977                         solo_button->set_visual_state (Gtkmm2ext::VisualState (solo_button->visual_state() & ~Gtkmm2ext::Insensitive));
1978                 }
1979                 if (!Config->get_solo_control_is_listen_control()) {
1980                         solo_button->set_text (_("Solo"));
1981                 } else {
1982                         switch (Config->get_listen_position()) {
1983                         case AfterFaderListen:
1984                                 solo_button->set_text (_("AFL"));
1985                                 break;
1986                         case PreFaderListen:
1987                                 solo_button->set_text (_("PFL"));
1988                                 break;
1989                         }
1990                 }
1991                 solo_isolated_led->set_text (_("Iso"));
1992                 solo_safe_led->set_text (_("Lock"));
1993                 break;
1994
1995         default:
1996                 mute_button->set_text (_("M"));
1997                 monitor_input_button->set_text (_("I"));
1998                 monitor_disk_button->set_text (_("D"));
1999
2000                 if (_route && _route->solo_safe()) {
2001                         solo_button->set_visual_state (Gtkmm2ext::VisualState (solo_button->visual_state() | Gtkmm2ext::Insensitive));
2002                 } else {
2003                         solo_button->set_visual_state (Gtkmm2ext::VisualState (solo_button->visual_state() & ~Gtkmm2ext::Insensitive));
2004                 }
2005                 if (!Config->get_solo_control_is_listen_control()) {
2006                         solo_button->set_text (_("S"));
2007                 } else {
2008                         switch (Config->get_listen_position()) {
2009                         case AfterFaderListen:
2010                                 solo_button->set_text (_("A"));
2011                                 break;
2012                         case PreFaderListen:
2013                                 solo_button->set_text (_("P"));
2014                                 break;
2015                         }
2016                 }
2017
2018                 solo_isolated_led->set_text (_("I"));
2019                 solo_safe_led->set_text (_("L"));
2020                 break;
2021         }
2022
2023         if (_route) {
2024                 meter_point_button.set_text (meter_point_string (_route->meter_point()));
2025         } else {
2026                 meter_point_button.set_text ("");
2027         }
2028 }
2029
2030 PluginSelector*
2031 MixerStrip::plugin_selector()
2032 {
2033         return _mixer.plugin_selector();
2034 }
2035
2036 void
2037 MixerStrip::hide_things ()
2038 {
2039         processor_box.hide_things ();
2040 }
2041
2042 bool
2043 MixerStrip::input_active_button_press (GdkEventButton*)
2044 {
2045         /* nothing happens on press */
2046         return true;
2047 }
2048
2049 bool
2050 MixerStrip::input_active_button_release (GdkEventButton* ev)
2051 {
2052         boost::shared_ptr<MidiTrack> mt = midi_track ();
2053
2054         if (!mt) {
2055                 return true;
2056         }
2057
2058         boost::shared_ptr<RouteList> rl (new RouteList);
2059
2060         rl->push_back (route());
2061
2062         _session->set_exclusive_input_active (rl, !mt->input_active(),
2063                                               Keyboard::modifier_state_contains (ev->state, Keyboard::ModifierMask (Keyboard::PrimaryModifier|Keyboard::SecondaryModifier)));
2064
2065         return true;
2066 }
2067
2068 void
2069 MixerStrip::midi_input_status_changed ()
2070 {
2071         if (midi_input_enable_button) {
2072                 boost::shared_ptr<MidiTrack> mt = midi_track ();
2073                 assert (mt);
2074                 midi_input_enable_button->set_active (mt->input_active ());
2075         }
2076 }
2077
2078 string
2079 MixerStrip::state_id () const
2080 {
2081         return string_compose ("strip %1", _route->id().to_s());
2082 }
2083
2084 void
2085 MixerStrip::parameter_changed (string p)
2086 {
2087         if (p == _visibility.get_state_name()) {
2088                 /* The user has made changes to the mixer strip visibility, so get
2089                    our VisibilityGroup to reflect these changes in our widgets.
2090                 */
2091                 _visibility.set_state (ARDOUR_UI::config()->get_mixer_strip_visibility ());
2092         }
2093         else if (p == "track-name-number") {
2094                 name_changed ();
2095         }
2096 }
2097
2098 /** Called to decide whether the solo isolate / solo lock button visibility should
2099  *  be overridden from that configured by the user.  We do this for the master bus.
2100  *
2101  *  @return optional value that is present if visibility state should be overridden.
2102  */
2103 boost::optional<bool>
2104 MixerStrip::override_solo_visibility () const
2105 {
2106         if (_route && _route->is_master ()) {
2107                 return boost::optional<bool> (false);
2108         }
2109
2110         return boost::optional<bool> ();
2111 }
2112
2113 void
2114 MixerStrip::add_input_port (DataType t)
2115 {
2116         _route->input()->add_port ("", this, t);
2117 }
2118
2119 void
2120 MixerStrip::add_output_port (DataType t)
2121 {
2122         _route->output()->add_port ("", this, t);
2123 }
2124
2125 void
2126 MixerStrip::route_active_changed ()
2127 {
2128         reset_strip_style ();
2129 }
2130
2131 void
2132 MixerStrip::copy_processors ()
2133 {
2134         processor_box.processor_operation (ProcessorBox::ProcessorsCopy);
2135 }
2136
2137 void
2138 MixerStrip::cut_processors ()
2139 {
2140         processor_box.processor_operation (ProcessorBox::ProcessorsCut);
2141 }
2142
2143 void
2144 MixerStrip::paste_processors ()
2145 {
2146         processor_box.processor_operation (ProcessorBox::ProcessorsPaste);
2147 }
2148
2149 void
2150 MixerStrip::select_all_processors ()
2151 {
2152         processor_box.processor_operation (ProcessorBox::ProcessorsSelectAll);
2153 }
2154
2155 void
2156 MixerStrip::deselect_all_processors ()
2157 {
2158         processor_box.processor_operation (ProcessorBox::ProcessorsSelectNone);
2159 }
2160
2161 bool
2162 MixerStrip::delete_processors ()
2163 {
2164         return processor_box.processor_operation (ProcessorBox::ProcessorsDelete);
2165 }
2166
2167 void
2168 MixerStrip::toggle_processors ()
2169 {
2170         processor_box.processor_operation (ProcessorBox::ProcessorsToggleActive);
2171 }
2172
2173 void
2174 MixerStrip::ab_plugins ()
2175 {
2176         processor_box.processor_operation (ProcessorBox::ProcessorsAB);
2177 }
2178
2179 bool
2180 MixerStrip::level_meter_button_press (GdkEventButton* ev)
2181 {
2182         if (_current_delivery && boost::dynamic_pointer_cast<Send>(_current_delivery)) {
2183                 return false;
2184         }
2185         if (ev->button == 3) {
2186                 popup_level_meter_menu (ev);
2187                 return true;
2188         }
2189
2190         return false;
2191 }
2192
2193 void
2194 MixerStrip::popup_level_meter_menu (GdkEventButton* ev)
2195 {
2196         using namespace Gtk::Menu_Helpers;
2197
2198         Gtk::Menu* m = manage (new Menu);
2199         MenuList& items = m->items ();
2200
2201         RadioMenuItem::Group group;
2202
2203         _suspend_menu_callbacks = true;
2204         add_level_meter_item_point (items, group, _("Input"), MeterInput);
2205         add_level_meter_item_point (items, group, _("Pre Fader"), MeterPreFader);
2206         add_level_meter_item_point (items, group, _("Post Fader"), MeterPostFader);
2207         add_level_meter_item_point (items, group, _("Output"), MeterOutput);
2208         add_level_meter_item_point (items, group, _("Custom"), MeterCustom);
2209
2210         if (gpm.meter_channels().n_audio() == 0) {
2211                 m->popup (ev->button, ev->time);
2212                 _suspend_menu_callbacks = false;
2213                 return;
2214         }
2215
2216         RadioMenuItem::Group tgroup;
2217         items.push_back (SeparatorElem());
2218
2219         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterPeak), MeterPeak);
2220         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterKrms),  MeterKrms);
2221         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterIEC1DIN), MeterIEC1DIN);
2222         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterIEC1NOR), MeterIEC1NOR);
2223         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterIEC2BBC), MeterIEC2BBC);
2224         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterIEC2EBU), MeterIEC2EBU);
2225         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterK20), MeterK20);
2226         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterK14), MeterK14);
2227         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterK12), MeterK12);
2228         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterVU),  MeterVU);
2229
2230         int _strip_type;
2231         if (_route->is_master()) {
2232                 _strip_type = 4;
2233         }
2234         else if (boost::dynamic_pointer_cast<AudioTrack>(_route) == 0
2235                         && boost::dynamic_pointer_cast<MidiTrack>(_route) == 0) {
2236                 /* non-master bus */
2237                 _strip_type = 3;
2238         }
2239         else if (boost::dynamic_pointer_cast<MidiTrack>(_route)) {
2240                 _strip_type = 2;
2241         }
2242         else {
2243                 _strip_type = 1;
2244         }
2245
2246         MeterType cmt = _route->meter_type();
2247         const std::string cmn = ArdourMeter::meter_type_string(cmt);
2248
2249         items.push_back (SeparatorElem());
2250         items.push_back (MenuElem (string_compose(_("Change all in Group to %1"), cmn),
2251                                 sigc::bind (SetMeterTypeMulti, -1, _route->route_group(), cmt)));
2252         items.push_back (MenuElem (string_compose(_("Change all to %1"), cmn),
2253                                 sigc::bind (SetMeterTypeMulti, 0, _route->route_group(), cmt)));
2254         items.push_back (MenuElem (string_compose(_("Change same track-type to %1"), cmn),
2255                                 sigc::bind (SetMeterTypeMulti, _strip_type, _route->route_group(), cmt)));
2256
2257         m->popup (ev->button, ev->time);
2258         _suspend_menu_callbacks = false;
2259 }
2260
2261 void
2262 MixerStrip::add_level_meter_item_point (Menu_Helpers::MenuList& items,
2263                 RadioMenuItem::Group& group, string const & name, MeterPoint point)
2264 {
2265         using namespace Menu_Helpers;
2266
2267         items.push_back (RadioMenuElem (group, name, sigc::bind (sigc::mem_fun (*this, &MixerStrip::set_meter_point), point)));
2268         RadioMenuItem* i = dynamic_cast<RadioMenuItem *> (&items.back ());
2269         i->set_active (_route->meter_point() == point);
2270 }
2271
2272 void
2273 MixerStrip::set_meter_point (MeterPoint p)
2274 {
2275         if (_suspend_menu_callbacks) return;
2276         _route->set_meter_point (p);
2277 }
2278
2279 void
2280 MixerStrip::add_level_meter_item_type (Menu_Helpers::MenuList& items,
2281                 RadioMenuItem::Group& group, string const & name, MeterType type)
2282 {
2283         using namespace Menu_Helpers;
2284
2285         items.push_back (RadioMenuElem (group, name, sigc::bind (sigc::mem_fun (*this, &MixerStrip::set_meter_type), type)));
2286         RadioMenuItem* i = dynamic_cast<RadioMenuItem *> (&items.back ());
2287         i->set_active (_route->meter_type() == type);
2288 }
2289
2290 void
2291 MixerStrip::set_meter_type (MeterType t)
2292 {
2293         if (_suspend_menu_callbacks) return;
2294         gpm.set_type (t);
2295 }