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         , button_table (3, 1)
  93         , rec_mon_table (2, 2)
  94         , solo_iso_table (1, 2)
  95         , mute_solo_table (1, 2)
  96         , bottom_button_table (1, 3)
  97         , meter_point_button (_("pre"))
  98         , midi_input_enable_button (0)
  99         , _comment_button (_("Comments"))
 100         , _visibility (X_("mixer-element-visibility"))
 101 {
 102         init ();
 103
 104         if (!_mixer_owned) {
 105                 /* the editor mixer strip: don't destroy it every time
 106                    the underlying route goes away.
 107                 */
 108
 109                 self_destruct = false;
 110         }
 111 }
 112
 113 MixerStrip::MixerStrip (Mixer_UI& mx, Session* sess, boost::shared_ptr<Route> rt, bool in_mixer)
 114         : AxisView(sess)
 115         , RouteUI (sess)
 116         , _mixer(mx)
 117         , _mixer_owned (in_mixer)
 118         , processor_box (sess, boost::bind (&MixerStrip::plugin_selector, this), mx.selection(), this, in_mixer)
 119         , gpm (sess, 250)
 120         , panners (sess)
 121         , button_size_group (Gtk::SizeGroup::create (Gtk::SIZE_GROUP_HORIZONTAL))
 122         , button_table (3, 1)
 123         , rec_mon_table (2, 2)
 124         , solo_iso_table (1, 2)
 125         , mute_solo_table (1, 2)
 126         , bottom_button_table (1, 3)
 127         , meter_point_button (_("pre"))
 128         , midi_input_enable_button (0)
 129         , _comment_button (_("Comments"))
 130         , _visibility (X_("mixer-element-visibility"))
 131 {
 132         init ();
 133         set_route (rt);
 134 }
 135
 136 void
 137 MixerStrip::init ()
 138 {
 139         int button_table_row = 0;
 140
 141         _entered_mixer_strip= 0;
 142         input_selector = 0;
 143         output_selector = 0;
 144         group_menu = 0;
 145         route_ops_menu = 0;
 146         ignore_comment_edit = false;
 147         ignore_toggle = false;
 148         comment_window = 0;
 149         comment_area = 0;
 150         _width_owner = 0;
 151         spacer = 0;
 152
 153         /* the length of this string determines the width of the mixer strip when it is set to `wide' */
 154         longest_label = "longest label";
 155
 156         string t = _("Click to toggle the width of this mixer strip.");
 157         if (_mixer_owned) {
 158                 t += string_compose (_("\n%1-%2-click to toggle the width of all strips."), Keyboard::primary_modifier_name(), Keyboard::tertiary_modifier_name ());
 159         }
 160
 161         width_button.set_image (::get_icon("strip_width"));
 162         ARDOUR_UI::instance()->set_tip (width_button, t);
 163
 164         hide_button.set_image(::get_icon("hide"));
 165         ARDOUR_UI::instance()->set_tip (&hide_button, _("Hide this mixer strip"));
 166
 167         input_button.set_text (_("Input"));
 168         input_button.set_name ("mixer strip button");
 169         input_button.set_size_request (-1, 20);
 170         input_button_box.pack_start (input_button, true, true);
 171
 172         output_button.set_text (_("Output"));
 173         output_button.set_name ("mixer strip button");
 174         Gtkmm2ext::set_size_request_to_display_given_text (output_button, longest_label.c_str(), 4, 4);
 175
 176         ARDOUR_UI::instance()->set_tip (&meter_point_button, _("Click to select metering point"), "");
 177         meter_point_button.set_name ("mixer strip button");
 178
 179         /* TRANSLATORS: this string should be longest of the strings
 180            used to describe meter points. In english, it's "input".
 181         */
 182         set_size_request_to_display_given_text (meter_point_button, _("tupni"), 5, 5);
 183
 184         bottom_button_table.attach (meter_point_button, 2, 3, 0, 1);
 185
 186         meter_point_button.signal_button_press_event().connect (sigc::mem_fun (gpm, &GainMeter::meter_press), false);
 187         meter_point_button.signal_button_release_event().connect (sigc::mem_fun (gpm, &GainMeter::meter_release), false);
 188
 189         hide_button.set_events (hide_button.get_events() & ~(Gdk::ENTER_NOTIFY_MASK|Gdk::LEAVE_NOTIFY_MASK));
 190
 191         monitor_input_button->set_diameter (3);
 192         monitor_disk_button->set_diameter (3);
 193
 194         solo_isolated_led = manage (new ArdourButton (ArdourButton::led_default_elements));
 195         solo_isolated_led->show ();
 196         solo_isolated_led->set_diameter (3);
 197         solo_isolated_led->set_no_show_all (true);
 198         solo_isolated_led->set_name (X_("solo isolate"));
 199         solo_isolated_led->add_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
 200         solo_isolated_led->signal_button_release_event().connect (sigc::mem_fun (*this, &RouteUI::solo_isolate_button_release));
 201         UI::instance()->set_tip (solo_isolated_led, _("Isolate Solo"), "");
 202
 203         solo_safe_led = manage (new ArdourButton (ArdourButton::led_default_elements));
 204         solo_safe_led->show ();
 205         solo_safe_led->set_diameter (3);
 206         solo_safe_led->set_no_show_all (true);
 207         solo_safe_led->set_name (X_("solo safe"));
 208         solo_safe_led->add_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
 209         solo_safe_led->signal_button_release_event().connect (sigc::mem_fun (*this, &RouteUI::solo_safe_button_release));
 210         UI::instance()->set_tip (solo_safe_led, _("Lock Solo Status"), "");
 211
 212         solo_safe_led->set_text (_("lock"));
 213         solo_isolated_led->set_text (_("iso"));
 214
 215         solo_iso_table.set_homogeneous (true);
 216         solo_iso_table.set_spacings (2);
 217         if (!ARDOUR::Profile->get_trx()) {
 218                 solo_iso_table.attach (*solo_isolated_led, 0, 1, 0, 1);
 219                 solo_iso_table.attach (*solo_safe_led, 1, 2, 0, 1);
 220         }
 221         solo_iso_table.show ();
 222
 223         rec_mon_table.set_homogeneous (true);
 224         rec_mon_table.set_row_spacings (2);
 225         rec_mon_table.set_col_spacings (2);
 226         if (!ARDOUR::Profile->get_trx()) {
 227                 rec_mon_table.attach (*monitor_input_button, 1, 2, 0, 1);
 228                 rec_mon_table.attach (*monitor_disk_button, 1, 2, 1, 2);
 229         }
 230         rec_mon_table.show ();
 231
 232         button_table.set_homogeneous (false);
 233         button_table.set_spacings (2);
 234
 235         if (solo_isolated_led) {
 236                 button_size_group->add_widget (*solo_isolated_led);
 237         }
 238         if (solo_safe_led) {
 239                 button_size_group->add_widget (*solo_safe_led);
 240         }
 241         if (rec_enable_button) {
 242                 button_size_group->add_widget (*rec_enable_button);
 243         }
 244         if (monitor_disk_button) {
 245                 button_size_group->add_widget (*monitor_disk_button);
 246         }
 247         if (monitor_input_button) {
 248                 button_size_group->add_widget (*monitor_input_button);
 249         }
 250
 251         if (!ARDOUR::Profile->get_trx()) {
 252                 button_table.attach (name_button, 0, 1, button_table_row, button_table_row+1);
 253                 button_table_row++;
 254                 button_table.attach (input_button_box, 0, 2, button_table_row, button_table_row+1);
 255                 button_table_row++;
 256                 button_table.attach (_invert_button_box, 0, 2, button_table_row, button_table_row+1);
 257                 button_table_row++;
 258         }
 259
 260         mute_solo_table.set_homogeneous (true);
 261         mute_solo_table.set_spacings (2);
 262
 263         bottom_button_table.set_spacings (2);
 264         bottom_button_table.set_homogeneous (false);
 265         button_table_row = 0;
 266         bottom_button_table.attach (group_button, 0, 1, button_table_row, button_table_row+1);
 267         bottom_button_table.attach (gpm.gain_automation_state_button, 1, 2, button_table_row, button_table_row+1);
 268         button_table_row++;
 269
 270         name_button.set_name ("mixer strip button");
 271         name_button.set_text (" "); /* non empty text, forces creation of the layout */
 272         name_button.set_text (""); /* back to empty */
 273         name_button.layout()->set_ellipsize (Pango::ELLIPSIZE_END);
 274         name_button.signal_size_allocate().connect (sigc::mem_fun (*this, &MixerStrip::name_button_resized));
 275         Gtkmm2ext::set_size_request_to_display_given_text (name_button, longest_label.c_str(), 2, 2);
 276         name_button.set_size_request (-1, 20);
 277
 278         ARDOUR_UI::instance()->set_tip (&group_button, _("Mix group"), "");
 279         group_button.set_name ("mixer strip button");
 280         Gtkmm2ext::set_size_request_to_display_given_text (group_button, "Group", 2, 2);
 281
 282         _comment_button.set_name (X_("mixer strip button"));
 283         _comment_button.signal_clicked.connect (sigc::mem_fun (*this, &MixerStrip::toggle_comment_editor));
 284
 285         global_vpacker.set_border_width (0);
 286         global_vpacker.set_spacing (0);
 287
 288         width_button.set_name ("mixer strip button");
 289         hide_button.set_name ("mixer strip button");
 290         top_event_box.set_name ("mixer strip button");
 291
 292         width_button.signal_button_press_event().connect (sigc::mem_fun(*this, &MixerStrip::width_button_pressed), false);
 293         hide_button.signal_clicked.connect (sigc::mem_fun(*this, &MixerStrip::hide_clicked));
 294
 295         width_hide_box.pack_start (width_button, false, true);
 296         width_hide_box.pack_start (top_event_box, true, true);
 297         width_hide_box.pack_end (hide_button, false, true);
 298
 299         number_label.set_text ("-");
 300         number_label.set_no_show_all ();
 301         number_label.set_name ("tracknumber label");
 302         number_label.set_fixed_colors (0x80808080, 0x80808080);
 303         number_label.set_elements (ArdourButton::Element(ArdourButton::Body | ArdourButton::Text));
 304         number_label.set_alignment (.5, .5);
 305         top_event_box.add (number_label);
 306
 307         whvbox.pack_start (width_hide_box, true, true);
 308
 309         global_vpacker.set_spacing (2);
 310         if (!ARDOUR::Profile->get_trx()) {
 311                 global_vpacker.pack_start (whvbox, Gtk::PACK_SHRINK);
 312                 global_vpacker.pack_start (button_table, Gtk::PACK_SHRINK);
 313                 global_vpacker.pack_start (processor_box, true, true);
 314         }
 315         global_vpacker.pack_start (panners, Gtk::PACK_SHRINK);
 316         global_vpacker.pack_start (rec_mon_table, Gtk::PACK_SHRINK);
 317         global_vpacker.pack_start (solo_iso_table, Gtk::PACK_SHRINK);
 318         global_vpacker.pack_start (mute_solo_table, Gtk::PACK_SHRINK);
 319         global_vpacker.pack_start (gpm, Gtk::PACK_SHRINK);
 320         global_vpacker.pack_start (bottom_button_table, Gtk::PACK_SHRINK);
 321         if (!ARDOUR::Profile->get_trx()) {
 322                 global_vpacker.pack_start (output_button, Gtk::PACK_SHRINK);
 323                 global_vpacker.pack_start (_comment_button, Gtk::PACK_SHRINK);
 324         } else {
 325                 global_vpacker.pack_start (name_button, Gtk::PACK_SHRINK);
 326         }
 327
 328         global_frame.add (global_vpacker);
 329         global_frame.set_shadow_type (Gtk::SHADOW_IN);
 330         global_frame.set_name ("BaseFrame");
 331
 332         add (global_frame);
 333
 334         /* force setting of visible selected status */
 335
 336         _selected = true;
 337         set_selected (false);
 338
 339         _packed = false;
 340         _embedded = false;
 341
 342         _session->engine().Stopped.connect (*this, invalidator (*this), boost::bind (&MixerStrip::engine_stopped, this), gui_context());
 343         _session->engine().Running.connect (*this, invalidator (*this), boost::bind (&MixerStrip::engine_running, this), gui_context());
 344
 345         input_button.signal_button_press_event().connect (sigc::mem_fun(*this, &MixerStrip::input_press), false);
 346         output_button.signal_button_press_event().connect (sigc::mem_fun(*this, &MixerStrip::output_press), false);
 347
 348         /* ditto for this button and busses */
 349
 350         number_label.signal_button_press_event().connect (sigc::mem_fun(*this, &MixerStrip::name_button_button_press), false);
 351         name_button.signal_button_press_event().connect (sigc::mem_fun(*this, &MixerStrip::name_button_button_press), false);
 352         group_button.signal_button_press_event().connect (sigc::mem_fun(*this, &MixerStrip::select_route_group), false);
 353
 354         _width = (Width) -1;
 355
 356         /* start off as a passthru strip. we'll correct this, if necessary,
 357            in update_diskstream_display().
 358         */
 359
 360         /* start off as a passthru strip. we'll correct this, if necessary,
 361            in update_diskstream_display().
 362         */
 363
 364         if (is_midi_track()) {
 365                 set_name ("MidiTrackStripBase");
 366         } else {
 367                 set_name ("AudioTrackStripBase");
 368         }
 369
 370         add_events (Gdk::BUTTON_RELEASE_MASK|
 371                     Gdk::ENTER_NOTIFY_MASK|
 372                     Gdk::LEAVE_NOTIFY_MASK|
 373                     Gdk::KEY_PRESS_MASK|
 374                     Gdk::KEY_RELEASE_MASK);
 375
 376         set_flags (get_flags() | Gtk::CAN_FOCUS);
 377
 378         AudioEngine::instance()->PortConnectedOrDisconnected.connect (
 379                 *this, invalidator (*this), boost::bind (&MixerStrip::port_connected_or_disconnected, this, _1, _3), gui_context ()
 380                 );
 381
 382         /* Add the widgets under visibility control to the VisibilityGroup; the names used here
 383            must be the same as those used in RCOptionEditor so that the configuration changes
 384            are recognised when they occur.
 385         */
 386         _visibility.add (&input_button, X_("Input"), _("Input"), false);
 387         _visibility.add (&_invert_button_box, X_("PhaseInvert"), _("Phase Invert"), false);
 388         _visibility.add (&rec_mon_table, X_("RecMon"), _("Record & Monitor"), false);
 389         _visibility.add (&solo_iso_table, X_("SoloIsoLock"), _("Solo Iso / Lock"), false);
 390         _visibility.add (&output_button, X_("Output"), _("Output"), false);
 391         _visibility.add (&_comment_button, X_("Comments"), _("Comments"), false);
 392
 393         parameter_changed (X_("mixer-element-visibility"));
 394
 395         Config->ParameterChanged.connect (_config_connection, MISSING_INVALIDATOR, boost::bind (&MixerStrip::parameter_changed, this, _1), gui_context());
 396         _session->config.ParameterChanged.connect (_config_connection, MISSING_INVALIDATOR, boost::bind (&MixerStrip::parameter_changed, this, _1), gui_context());
 397
 398         //watch for mouse enter/exit so we can do some stuff
 399         signal_enter_notify_event().connect (sigc::mem_fun(*this, &MixerStrip::mixer_strip_enter_event ));
 400         signal_leave_notify_event().connect (sigc::mem_fun(*this, &MixerStrip::mixer_strip_leave_event ));
 401
 402         gpm.LevelMeterButtonPress.connect_same_thread (_level_meter_connection, boost::bind (&MixerStrip::level_meter_button_press, this, _1));
 403 }
 404
 405 MixerStrip::~MixerStrip ()
 406 {
 407         CatchDeletion (this);
 408
 409         if (this ==_entered_mixer_strip)
 410                 _entered_mixer_strip = NULL;
 411
 412         delete input_selector;
 413         delete output_selector;
 414         delete comment_window;
 415 }
 416
 417 bool
 418 MixerStrip::mixer_strip_enter_event (GdkEventCrossing *ev)
 419 {
 420         _entered_mixer_strip = this;
 421
 422         //although we are triggering on the "enter", to the user it will appear that it is happenin on the "leave"
 423         //because the mixerstrip control is a parent that encompasses the strip
 424         ARDOUR_UI::instance()->the_mixer()->deselect_all_strip_processors();
 425
 426         return false;
 427 }
 428
 429 bool
 430 MixerStrip::mixer_strip_leave_event (GdkEventCrossing *ev)
 431 {
 432         //if we have moved outside our strip, but not into a child view, then deselect ourselves
 433         if ( !(ev->detail == GDK_NOTIFY_INFERIOR) ) {
 434                 _entered_mixer_strip= 0;
 435
 436                 //clear keyboard focus in the gain display.  this is cheesy but fixes a longstanding bug.
 437                 gpm.gain_display.set_sensitive(false);
 438                 gpm.gain_display.set_sensitive(true);
 439
 440                 //if we leave this mixer strip we need to clear out any selections
 441                 //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
 442         }
 443
 444         return false;
 445 }
 446
 447 void
 448 MixerStrip::set_route (boost::shared_ptr<Route> rt)
 449 {
 450         //the rec/monitor stuff only shows up for tracks.
 451         //the show_sends only shows up for buses.
 452         //remove them all here, and we may add them back later
 453         if (show_sends_button->get_parent()) {
 454                 rec_mon_table.remove (*show_sends_button);
 455         }
 456         if (rec_enable_button->get_parent()) {
 457                 rec_mon_table.remove (*rec_enable_button);
 458         }
 459         if (monitor_input_button->get_parent()) {
 460                 rec_mon_table.remove (*monitor_input_button);
 461         }
 462         if (monitor_disk_button->get_parent()) {
 463                 rec_mon_table.remove (*monitor_disk_button);
 464         }
 465
 466         RouteUI::set_route (rt);
 467
 468         /* ProcessorBox needs access to _route so that it can read
 469            GUI object state.
 470         */
 471         processor_box.set_route (rt);
 472
 473         /* map the current state */
 474
 475         mute_changed (0);
 476         update_solo_display ();
 477
 478         delete input_selector;
 479         input_selector = 0;
 480
 481         delete output_selector;
 482         output_selector = 0;
 483
 484         revert_to_default_display ();
 485
 486         /* unpack these from the parent and stuff them into our own
 487            table
 488         */
 489
 490         if (gpm.peak_display.get_parent()) {
 491                 gpm.peak_display.get_parent()->remove (gpm.peak_display);
 492         }
 493         if (gpm.gain_display.get_parent()) {
 494                 gpm.gain_display.get_parent()->remove (gpm.gain_display);
 495         }
 496
 497         gpm.set_type (rt->meter_type());
 498
 499         mute_solo_table.attach (gpm.gain_display,0,1,1,2, EXPAND|FILL, EXPAND);
 500         mute_solo_table.attach (gpm.peak_display,1,2,1,2);
 501
 502         if (solo_button->get_parent()) {
 503                 mute_solo_table.remove (*solo_button);
 504         }
 505
 506         if (mute_button->get_parent()) {
 507                 mute_solo_table.remove (*mute_button);
 508         }
 509
 510         if (route()->is_master()) {
 511                 mute_solo_table.attach (*mute_button, 0, 2, 0, 1);
 512                 solo_button->hide ();
 513                 mute_button->show ();
 514                 rec_mon_table.hide ();
 515         } else {
 516                 mute_solo_table.attach (*mute_button, 0, 1, 0, 1);
 517                 mute_solo_table.attach (*solo_button, 1, 2, 0, 1);
 518                 mute_button->show ();
 519                 solo_button->show ();
 520                 rec_mon_table.show ();
 521         }
 522
 523         if (_mixer_owned && route()->is_master() ) {
 524
 525                 HScrollbar scrollbar;
 526                 Gtk::Requisition requisition(scrollbar.size_request ());
 527                 int scrollbar_height = requisition.height;
 528
 529                 spacer = manage (new EventBox);
 530                 spacer->set_size_request (-1, scrollbar_height+2);
 531                 global_vpacker.pack_start (*spacer, false, false);
 532                 spacer->show();
 533         }
 534
 535         if (is_track()) {
 536                 monitor_input_button->show ();
 537                 monitor_disk_button->show ();
 538         } else {
 539                 monitor_input_button->hide();
 540                 monitor_disk_button->hide ();
 541         }
 542
 543         if (is_midi_track()) {
 544                 if (midi_input_enable_button == 0) {
 545                         midi_input_enable_button = manage (new ArdourButton);
 546                         midi_input_enable_button->set_name ("midi input button");
 547                         midi_input_enable_button->set_image (::get_icon (X_("midi_socket_small")));
 548                         midi_input_enable_button->signal_button_press_event().connect (sigc::mem_fun (*this, &MixerStrip::input_active_button_press), false);
 549                         midi_input_enable_button->signal_button_release_event().connect (sigc::mem_fun (*this, &MixerStrip::input_active_button_release), false);
 550                         ARDOUR_UI::instance()->set_tip (midi_input_enable_button, _("Enable/Disable MIDI input"));
 551                 } else {
 552                         input_button_box.remove (*midi_input_enable_button);
 553                 }
 554                 /* get current state */
 555                 midi_input_status_changed ();
 556                 input_button_box.pack_start (*midi_input_enable_button, false, false);
 557                 /* follow changes */
 558                 midi_track()->InputActiveChanged.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::midi_input_status_changed, this), gui_context());
 559         } else {
 560                 if (midi_input_enable_button) {
 561                         /* removal from the container will delete it */
 562                         input_button_box.remove (*midi_input_enable_button);
 563                         midi_input_enable_button = 0;
 564                 }
 565         }
 566
 567         if (is_audio_track()) {
 568                 boost::shared_ptr<AudioTrack> at = audio_track();
 569                 at->FreezeChange.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::map_frozen, this), gui_context());
 570         }
 571
 572         if (is_track ()) {
 573
 574                 rec_mon_table.attach (*rec_enable_button, 0, 1, 0, 2);
 575                 rec_enable_button->set_sensitive (_session->writable());
 576                 rec_enable_button->show();
 577
 578                 if (ARDOUR::Profile->get_trx()) {
 579                         rec_mon_table.attach (*monitor_input_button, 1, 2, 0, 2);
 580                 } else {
 581                         rec_mon_table.attach (*monitor_input_button, 1, 2, 0, 1);
 582                         rec_mon_table.attach (*monitor_disk_button, 1, 2, 1, 2);
 583                 }
 584
 585         } else {
 586
 587                 /* non-master bus */
 588
 589                 if (!_route->is_master()) {
 590                         rec_mon_table.attach (*show_sends_button, 0, 1, 0, 2);
 591                         show_sends_button->show();
 592                 }
 593         }
 594
 595         meter_point_button.set_text (meter_point_string (_route->meter_point()));
 596
 597         delete route_ops_menu;
 598         route_ops_menu = 0;
 599
 600         _route->meter_change.connect (route_connections, invalidator (*this), bind (&MixerStrip::meter_changed, this), gui_context());
 601         _route->input()->changed.connect (*this, invalidator (*this), boost::bind (&MixerStrip::update_output_display, this), gui_context());
 602         _route->output()->changed.connect (*this, invalidator (*this), boost::bind (&MixerStrip::update_output_display, this), gui_context());
 603         _route->route_group_changed.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::route_group_changed, this), gui_context());
 604
 605         _route->io_changed.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::io_changed_proxy, this), gui_context ());
 606
 607         if (_route->panner_shell()) {
 608                 update_panner_choices();
 609                 _route->panner_shell()->Changed.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::connect_to_pan, this), gui_context());
 610         }
 611
 612         if (is_audio_track()) {
 613                 audio_track()->DiskstreamChanged.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::diskstream_changed, this), gui_context());
 614         }
 615
 616         _route->comment_changed.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::comment_changed, this, _1), gui_context());
 617         _route->PropertyChanged.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::property_changed, this, _1), gui_context());
 618
 619         set_stuff_from_route ();
 620
 621         /* now force an update of all the various elements */
 622
 623         mute_changed (0);
 624         update_solo_display ();
 625         name_changed ();
 626         comment_changed (0);
 627         route_group_changed ();
 628
 629         connect_to_pan ();
 630         panners.setup_pan ();
 631
 632         if (has_audio_outputs ()) {
 633                 panners.show_all ();
 634         } else {
 635                 panners.hide_all ();
 636         }
 637
 638         update_diskstream_display ();
 639         update_input_display ();
 640         update_output_display ();
 641
 642         add_events (Gdk::BUTTON_RELEASE_MASK);
 643
 644         processor_box.show ();
 645
 646         if (!route()->is_master() && !route()->is_monitor()) {
 647                 /* we don't allow master or control routes to be hidden */
 648                 hide_button.show();
 649                 number_label.show();
 650         }
 651
 652         gpm.reset_peak_display ();
 653         gpm.gain_display.show ();
 654         gpm.peak_display.show ();
 655
 656         top_event_box.show();
 657         width_button.show();
 658         width_hide_box.show();
 659         whvbox.show ();
 660         global_frame.show();
 661         global_vpacker.show();
 662         button_table.show();
 663         mute_solo_table.show();
 664         bottom_button_table.show();
 665         gpm.show_all ();
 666         meter_point_button.show();
 667         input_button_box.show_all();
 668         output_button.show();
 669         name_button.show();
 670         _comment_button.show();
 671         group_button.show();
 672         gpm.gain_automation_state_button.show();
 673
 674         parameter_changed ("mixer-element-visibility");
 675
 676         show ();
 677 }
 678
 679 void
 680 MixerStrip::set_stuff_from_route ()
 681 {
 682         /* if width is not set, it will be set by the MixerUI or editor */
 683
 684         string str = gui_property ("strip-width");
 685         if (!str.empty()) {
 686                 set_width_enum (Width (string_2_enum (str, _width)), this);
 687         }
 688 }
 689
 690 void
 691 MixerStrip::set_width_enum (Width w, void* owner)
 692 {
 693         /* always set the gpm width again, things may be hidden */
 694
 695         gpm.set_width (w);
 696         panners.set_width (w);
 697
 698         boost::shared_ptr<AutomationList> gain_automation = _route->gain_control()->alist();
 699
 700         _width_owner = owner;
 701
 702         _width = w;
 703
 704         if (_width_owner == this) {
 705                 set_gui_property ("strip-width", enum_2_string (_width));
 706         }
 707
 708         set_button_names ();
 709
 710         switch (w) {
 711         case Wide:
 712
 713                 if (show_sends_button)  {
 714                         show_sends_button->set_text (_("Aux\nSends"));
 715                         show_sends_button->layout()->set_alignment (Pango::ALIGN_CENTER);
 716                 }
 717
 718                 gpm.gain_automation_style_button.set_text (
 719                                 gpm.astyle_string(gain_automation->automation_style()));
 720                 gpm.gain_automation_state_button.set_text (
 721                                 gpm.astate_string(gain_automation->automation_state()));
 722
 723                 if (_route->panner()) {
 724                         ((Gtk::Label*)panners.pan_automation_style_button.get_child())->set_text (
 725                                         panners.astyle_string(_route->panner()->automation_style()));
 726                         ((Gtk::Label*)panners.pan_automation_state_button.get_child())->set_text (
 727                                         panners.astate_string(_route->panner()->automation_state()));
 728                 }
 729
 730
 731                 Gtkmm2ext::set_size_request_to_display_given_text (name_button, longest_label.c_str(), 2, 2);
 732                 set_size_request (-1, -1);
 733                 break;
 734
 735         case Narrow:
 736
 737                 if (show_sends_button) {
 738                         show_sends_button->set_text (_("Snd"));
 739                 }
 740
 741                 gpm.gain_automation_style_button.set_text (
 742                                 gpm.short_astyle_string(gain_automation->automation_style()));
 743                 gpm.gain_automation_state_button.set_text (
 744                                 gpm.short_astate_string(gain_automation->automation_state()));
 745                 gain_meter().setup_meters (); // recalc meter width
 746
 747                 if (_route->panner()) {
 748                         ((Gtk::Label*)panners.pan_automation_style_button.get_child())->set_text (
 749                         panners.short_astyle_string(_route->panner()->automation_style()));
 750                         ((Gtk::Label*)panners.pan_automation_state_button.get_child())->set_text (
 751                         panners.short_astate_string(_route->panner()->automation_state()));
 752                 }
 753
 754                 Gtkmm2ext::set_size_request_to_display_given_text (name_button, "long", 2, 2);
 755                 set_size_request (max (50, gpm.get_gm_width()), -1);
 756                 break;
 757         }
 758
 759         processor_box.set_width (w);
 760
 761         update_input_display ();
 762         update_output_display ();
 763         setup_comment_button ();
 764         route_group_changed ();
 765         name_changed ();
 766         WidthChanged ();
 767 }
 768
 769 void
 770 MixerStrip::set_packed (bool yn)
 771 {
 772         _packed = yn;
 773
 774         if (_packed) {
 775                 set_gui_property ("visible", true);
 776         } else {
 777                 set_gui_property ("visible", false);
 778         }
 779 }
 780
 781
 782 struct RouteCompareByName {
 783         bool operator() (boost::shared_ptr<Route> a, boost::shared_ptr<Route> b) {
 784                 return a->name().compare (b->name()) < 0;
 785         }
 786 };
 787
 788 gint
 789 MixerStrip::output_press (GdkEventButton *ev)
 790 {
 791         using namespace Menu_Helpers;
 792         if (!_session->engine().connected()) {
 793                 MessageDialog msg (_("Not connected to audio engine - no I/O changes are possible"));
 794                 msg.run ();
 795                 return true;
 796         }
 797
 798         MenuList& citems = output_menu.items();
 799         switch (ev->button) {
 800
 801         case 1:
 802                 edit_output_configuration ();
 803                 break;
 804
 805         case 3:
 806         {
 807                 output_menu.set_name ("ArdourContextMenu");
 808                 citems.clear ();
 809                 output_menu_bundles.clear ();
 810
 811                 citems.push_back (MenuElem (_("Disconnect"), sigc::mem_fun (*(static_cast<RouteUI*>(this)), &RouteUI::disconnect_output)));
 812
 813                 for (DataType::iterator i = DataType::begin(); i != DataType::end(); ++i) {
 814                         citems.push_back (
 815                                 MenuElem (
 816                                         string_compose ("Add %1 port", (*i).to_i18n_string()),
 817                                         sigc::bind (sigc::mem_fun (*this, &MixerStrip::add_output_port), *i)
 818                                         )
 819                                 );
 820                 }
 821
 822                 citems.push_back (SeparatorElem());
 823                 uint32_t const n_with_separator = citems.size ();
 824
 825                 ARDOUR::BundleList current = _route->output()->bundles_connected ();
 826
 827                 boost::shared_ptr<ARDOUR::BundleList> b = _session->bundles ();
 828
 829                 /* give user bundles first chance at being in the menu */
 830
 831                 for (ARDOUR::BundleList::iterator i = b->begin(); i != b->end(); ++i) {
 832                         if (boost::dynamic_pointer_cast<UserBundle> (*i)) {
 833                                 maybe_add_bundle_to_output_menu (*i, current);
 834                         }
 835                 }
 836
 837                 for (ARDOUR::BundleList::iterator i = b->begin(); i != b->end(); ++i) {
 838                         if (boost::dynamic_pointer_cast<UserBundle> (*i) == 0) {
 839                                 maybe_add_bundle_to_output_menu (*i, current);
 840                         }
 841                 }
 842
 843                 boost::shared_ptr<ARDOUR::RouteList> routes = _session->get_routes ();
 844                 RouteList copy = *routes;
 845                 copy.sort (RouteCompareByName ());
 846                 for (ARDOUR::RouteList::const_iterator i = copy.begin(); i != copy.end(); ++i) {
 847                         maybe_add_bundle_to_output_menu ((*i)->input()->bundle(), current);
 848                 }
 849
 850                 if (citems.size() == n_with_separator) {
 851                         /* no routes added; remove the separator */
 852                         citems.pop_back ();
 853                 }
 854
 855                 output_menu.popup (1, ev->time);
 856                 break;
 857         }
 858
 859         default:
 860                 break;
 861         }
 862         return TRUE;
 863 }
 864
 865 void
 866 MixerStrip::edit_output_configuration ()
 867 {
 868         if (output_selector == 0) {
 869
 870                 boost::shared_ptr<Send> send;
 871                 boost::shared_ptr<IO> output;
 872
 873                 if ((send = boost::dynamic_pointer_cast<Send>(_current_delivery)) != 0) {
 874                         if (!boost::dynamic_pointer_cast<InternalSend>(send)) {
 875                                 output = send->output();
 876                         } else {
 877                                 output = _route->output ();
 878                         }
 879                 } else {
 880                         output = _route->output ();
 881                 }
 882
 883                 output_selector = new IOSelectorWindow (_session, output);
 884         }
 885
 886         if (output_selector->is_visible()) {
 887                 output_selector->get_toplevel()->get_window()->raise();
 888         } else {
 889                 output_selector->present ();
 890         }
 891
 892         output_selector->set_keep_above (true);
 893 }
 894
 895 void
 896 MixerStrip::edit_input_configuration ()
 897 {
 898         if (input_selector == 0) {
 899                 input_selector = new IOSelectorWindow (_session, _route->input());
 900         }
 901
 902         if (input_selector->is_visible()) {
 903                 input_selector->get_toplevel()->get_window()->raise();
 904         } else {
 905                 input_selector->present ();
 906         }
 907
 908         input_selector->set_keep_above (true);
 909 }
 910
 911 gint
 912 MixerStrip::input_press (GdkEventButton *ev)
 913 {
 914         using namespace Menu_Helpers;
 915
 916         MenuList& citems = input_menu.items();
 917         input_menu.set_name ("ArdourContextMenu");
 918         citems.clear();
 919
 920         if (!_session->engine().connected()) {
 921                 MessageDialog msg (_("Not connected to audio engine - no I/O changes are possible"));
 922                 msg.run ();
 923                 return true;
 924         }
 925
 926         if (_session->actively_recording() && _route->record_enabled())
 927                 return true;
 928
 929         switch (ev->button) {
 930
 931         case 1:
 932                 edit_input_configuration ();
 933                 break;
 934
 935         case 3:
 936         {
 937                 citems.push_back (MenuElem (_("Disconnect"), sigc::mem_fun (*(static_cast<RouteUI*>(this)), &RouteUI::disconnect_input)));
 938
 939                 for (DataType::iterator i = DataType::begin(); i != DataType::end(); ++i) {
 940                         citems.push_back (
 941                                 MenuElem (
 942                                         string_compose ("Add %1 port", (*i).to_i18n_string()),
 943                                         sigc::bind (sigc::mem_fun (*this, &MixerStrip::add_input_port), *i)
 944                                         )
 945                                 );
 946                 }
 947
 948                 citems.push_back (SeparatorElem());
 949                 uint32_t const n_with_separator = citems.size ();
 950
 951                 input_menu_bundles.clear ();
 952
 953                 ARDOUR::BundleList current = _route->input()->bundles_connected ();
 954
 955                 boost::shared_ptr<ARDOUR::BundleList> b = _session->bundles ();
 956
 957                 /* give user bundles first chance at being in the menu */
 958
 959                 for (ARDOUR::BundleList::iterator i = b->begin(); i != b->end(); ++i) {
 960                         if (boost::dynamic_pointer_cast<UserBundle> (*i)) {
 961                                 maybe_add_bundle_to_input_menu (*i, current);
 962                         }
 963                 }
 964
 965                 for (ARDOUR::BundleList::iterator i = b->begin(); i != b->end(); ++i) {
 966                         if (boost::dynamic_pointer_cast<UserBundle> (*i) == 0) {
 967                                 maybe_add_bundle_to_input_menu (*i, current);
 968                         }
 969                 }
 970
 971                 boost::shared_ptr<ARDOUR::RouteList> routes = _session->get_routes ();
 972                 RouteList copy = *routes;
 973                 copy.sort (RouteCompareByName ());
 974                 for (ARDOUR::RouteList::const_iterator i = copy.begin(); i != copy.end(); ++i) {
 975                         maybe_add_bundle_to_input_menu ((*i)->output()->bundle(), current);
 976                 }
 977
 978                 if (citems.size() == n_with_separator) {
 979                         /* no routes added; remove the separator */
 980                         citems.pop_back ();
 981                 }
 982
 983                 input_menu.popup (1, ev->time);
 984                 break;
 985         }
 986         default:
 987                 break;
 988         }
 989         return TRUE;
 990 }
 991
 992 void
 993 MixerStrip::bundle_input_chosen (boost::shared_ptr<ARDOUR::Bundle> c)
 994 {
 995         if (ignore_toggle) {
 996                 return;
 997         }
 998
 999         ARDOUR::BundleList current = _route->input()->bundles_connected ();
1000
1001         if (std::find (current.begin(), current.end(), c) == current.end()) {
1002                 _route->input()->connect_ports_to_bundle (c, true, this);
1003         } else {
1004                 _route->input()->disconnect_ports_from_bundle (c, this);
1005         }
1006 }
1007
1008 void
1009 MixerStrip::bundle_output_chosen (boost::shared_ptr<ARDOUR::Bundle> c)
1010 {
1011         if (ignore_toggle) {
1012                 return;
1013         }
1014
1015         ARDOUR::BundleList current = _route->output()->bundles_connected ();
1016
1017         if (std::find (current.begin(), current.end(), c) == current.end()) {
1018                 _route->output()->connect_ports_to_bundle (c, true, this);
1019         } else {
1020                 _route->output()->disconnect_ports_from_bundle (c, this);
1021         }
1022 }
1023
1024 void
1025 MixerStrip::maybe_add_bundle_to_input_menu (boost::shared_ptr<Bundle> b, ARDOUR::BundleList const& /*current*/)
1026 {
1027         using namespace Menu_Helpers;
1028
1029         if (b->ports_are_outputs() == false || b->nchannels() != _route->n_inputs() || *b == *_route->output()->bundle()) {
1030                 return;
1031         }
1032
1033         list<boost::shared_ptr<Bundle> >::iterator i = input_menu_bundles.begin ();
1034         while (i != input_menu_bundles.end() && b->has_same_ports (*i) == false) {
1035                 ++i;
1036         }
1037
1038         if (i != input_menu_bundles.end()) {
1039                 return;
1040         }
1041
1042         input_menu_bundles.push_back (b);
1043
1044         MenuList& citems = input_menu.items();
1045
1046         std::string n = b->name ();
1047         replace_all (n, "_", " ");
1048
1049         citems.push_back (MenuElem (n, sigc::bind (sigc::mem_fun(*this, &MixerStrip::bundle_input_chosen), b)));
1050 }
1051
1052 void
1053 MixerStrip::maybe_add_bundle_to_output_menu (boost::shared_ptr<Bundle> b, ARDOUR::BundleList const& /*current*/)
1054 {
1055         using namespace Menu_Helpers;
1056
1057         if (b->ports_are_inputs() == false || b->nchannels() != _route->n_outputs() || *b == *_route->input()->bundle()) {
1058                 return;
1059         }
1060
1061         list<boost::shared_ptr<Bundle> >::iterator i = output_menu_bundles.begin ();
1062         while (i != output_menu_bundles.end() && b->has_same_ports (*i) == false) {
1063                 ++i;
1064         }
1065
1066         if (i != output_menu_bundles.end()) {
1067                 return;
1068         }
1069
1070         output_menu_bundles.push_back (b);
1071
1072         MenuList& citems = output_menu.items();
1073
1074         std::string n = b->name ();
1075         replace_all (n, "_", " ");
1076
1077         citems.push_back (MenuElem (n, sigc::bind (sigc::mem_fun(*this, &MixerStrip::bundle_output_chosen), b)));
1078 }
1079
1080 void
1081 MixerStrip::update_diskstream_display ()
1082 {
1083         if (is_track() && input_selector) {
1084                         input_selector->hide_all ();
1085         }
1086
1087         route_color_changed ();
1088 }
1089
1090 void
1091 MixerStrip::connect_to_pan ()
1092 {
1093         ENSURE_GUI_THREAD (*this, &MixerStrip::connect_to_pan)
1094
1095         panstate_connection.disconnect ();
1096         panstyle_connection.disconnect ();
1097
1098         if (!_route->panner()) {
1099                 return;
1100         }
1101
1102         boost::shared_ptr<Pannable> p = _route->pannable ();
1103
1104         p->automation_state_changed.connect (panstate_connection, invalidator (*this), boost::bind (&PannerUI::pan_automation_state_changed, &panners), gui_context());
1105         p->automation_style_changed.connect (panstyle_connection, invalidator (*this), boost::bind (&PannerUI::pan_automation_style_changed, &panners), gui_context());
1106
1107         /* This call reduncant, PannerUI::set_panner() connects to _panshell->Changed itself
1108          * However, that only works a panner was previously set.
1109          *
1110          * PannerUI must remain subscribed to _panshell->Changed() in case
1111          * we switch the panner eg. AUX-Send and back
1112          * _route->panner_shell()->Changed() vs _panshell->Changed
1113          */
1114         if (panners._panner == 0) {
1115                 panners.panshell_changed ();
1116         }
1117         update_panner_choices();
1118 }
1119
1120 void
1121 MixerStrip::update_panner_choices ()
1122 {
1123         ENSURE_GUI_THREAD (*this, &MixerStrip::update_panner_choices)
1124         if (!_route->panner_shell()) { return; }
1125
1126         uint32_t in = _route->output()->n_ports().n_audio();
1127         uint32_t out = in;
1128         if (_route->panner()) {
1129                 in = _route->panner()->in().n_audio();
1130         }
1131
1132         panners.set_available_panners(PannerManager::instance().PannerManager::get_available_panners(in, out));
1133 }
1134
1135 /*
1136  * Output port labelling
1137  * =====================
1138  *
1139  * Case 1: Each output has one connection, all connections are to system:playback_%i
1140  *   out 1 -> system:playback_1
1141  *   out 2 -> system:playback_2
1142  *   out 3 -> system:playback_3
1143  *   Display as: 1/2/3
1144  *
1145  * Case 2: Each output has one connection, all connections are to ardour:track_x/in 1
1146  *   out 1 -> ardour:track_x/in 1
1147  *   out 2 -> ardour:track_x/in 2
1148  *   Display as: track_x
1149  *
1150  * Case 3: Each output has one connection, all connections are to Jack client "program x"
1151  *   out 1 -> program x:foo
1152  *   out 2 -> program x:foo
1153  *   Display as: program x
1154  *
1155  * Case 4: No connections (Disconnected)
1156  *   Display as: -
1157  *
1158  * Default case (unusual routing):
1159  *   Display as: *number of connections*
1160  *
1161  * Tooltips
1162  * ========
1163  * .-----------------------------------------------.
1164  * | Mixdown                                       |
1165  * | out 1 -> ardour:master/in 1, jamin:input/in 1 |
1166  * | out 2 -> ardour:master/in 2, jamin:input/in 2 |
1167  * '-----------------------------------------------'
1168  * .-----------------------------------------------.
1169  * | Guitar SM58                                   |
1170  * | Disconnected                                  |
1171  * '-----------------------------------------------'
1172  */
1173
1174 void
1175 MixerStrip::update_io_button (boost::shared_ptr<ARDOUR::Route> route, Width width, bool for_input)
1176 {
1177         uint32_t io_count;
1178         uint32_t io_index;
1179         boost::shared_ptr<Port> port;
1180         vector<string> port_connections;
1181
1182         uint32_t total_connection_count = 0;
1183         uint32_t io_connection_count = 0;
1184         uint32_t ardour_connection_count = 0;
1185         uint32_t system_connection_count = 0;
1186         uint32_t other_connection_count = 0;
1187
1188         ostringstream label;
1189         string label_string;
1190
1191         bool have_label = false;
1192         bool each_io_has_one_connection = true;
1193
1194         string connection_name;
1195         string ardour_track_name;
1196         string other_connection_type;
1197         string system_ports;
1198         string system_port;
1199
1200         ostringstream tooltip;
1201         char * tooltip_cstr;
1202
1203         if (for_input) {
1204                 io_count = route->n_inputs().n_total();
1205                 tooltip << string_compose (_("<b>INPUT</b> to %1"), Glib::Markup::escape_text(route->name()));
1206         } else {
1207                 io_count = route->n_outputs().n_total();
1208                 tooltip << string_compose (_("<b>OUTPUT</b> from %1"), Glib::Markup::escape_text(route->name()));
1209         }
1210
1211
1212         for (io_index = 0; io_index < io_count; ++io_index) {
1213                 if (for_input) {
1214                         port = route->input()->nth (io_index);
1215                 } else {
1216                         port = route->output()->nth (io_index);
1217                 }
1218
1219                 port_connections.clear ();
1220                 port->get_connections(port_connections);
1221                 io_connection_count = 0;
1222
1223                 if (!port_connections.empty()) {
1224                         for (vector<string>::iterator i = port_connections.begin(); i != port_connections.end(); ++i) {
1225                                 string& connection_name (*i);
1226
1227                                 if (io_connection_count == 0) {
1228                                         tooltip << endl << Glib::Markup::escape_text(port->name().substr(port->name().find("/") + 1)) << " -> " << Glib::Markup::escape_text(connection_name);
1229                                 } else {
1230                                         tooltip << ", " << Glib::Markup::escape_text(connection_name);
1231                                 }
1232
1233                                 if (connection_name.find("ardour:") == 0) {
1234                                         if (ardour_track_name.empty()) {
1235                                                 // "ardour:Master/in 1" -> "ardour:Master/"
1236                                                 string::size_type slash = connection_name.find("/");
1237                                                 if (slash != string::npos) {
1238                                                         ardour_track_name = connection_name.substr(0, slash + 1);
1239                                                 }
1240                                         }
1241
1242                                         if (connection_name.find(ardour_track_name) == 0) {
1243                                                 ++ardour_connection_count;
1244                                         }
1245                                 } else if (connection_name.find("system:") == 0) {
1246                                         if (for_input) {
1247                                                 // "system:capture_123" -> "123"
1248                                                 system_port = connection_name.substr(15);
1249                                         } else {
1250                                                 // "system:playback_123" -> "123"
1251                                                 system_port = connection_name.substr(16);
1252                                         }
1253
1254                                         if (system_ports.empty()) {
1255                                                 system_ports += system_port;
1256                                         } else {
1257                                                 system_ports += "/" + system_port;
1258                                         }
1259
1260                                         ++system_connection_count;
1261                                 } else {
1262                                         if (other_connection_type.empty()) {
1263                                                 // "jamin:in 1" -> "jamin:"
1264                                                 other_connection_type = connection_name.substr(0, connection_name.find(":") + 1);
1265                                         }
1266
1267                                         if (connection_name.find(other_connection_type) == 0) {
1268                                                 ++other_connection_count;
1269                                         }
1270                                 }
1271
1272                                 ++total_connection_count;
1273                                 ++io_connection_count;
1274                         }
1275                 }
1276
1277                 if (io_connection_count != 1) {
1278                         each_io_has_one_connection = false;
1279                 }
1280         }
1281
1282         if (total_connection_count == 0) {
1283                 tooltip << endl << _("Disconnected");
1284         }
1285
1286         tooltip_cstr = new char[tooltip.str().size() + 1];
1287         strcpy(tooltip_cstr, tooltip.str().c_str());
1288
1289         if (for_input) {
1290                 ARDOUR_UI::instance()->set_tip (&input_button, tooltip_cstr, "");
1291         } else {
1292                 ARDOUR_UI::instance()->set_tip (&output_button, tooltip_cstr, "");
1293         }
1294
1295         if (each_io_has_one_connection) {
1296                 if (total_connection_count == ardour_connection_count) {
1297                         // all connections are to the same track in ardour
1298                         // "ardour:Master/" -> "Master"
1299                         string::size_type slash = ardour_track_name.find("/");
1300                         if (slash != string::npos) {
1301                                 label << ardour_track_name.substr(7, slash - 7);
1302                                 have_label = true;
1303                         }
1304                 }
1305                 else if (total_connection_count == system_connection_count) {
1306                         // all connections are to system ports
1307                         label << system_ports;
1308                         have_label = true;
1309                 }
1310                 else if (total_connection_count == other_connection_count) {
1311                         // all connections are to the same external program eg jamin
1312                         // "jamin:" -> "jamin"
1313                         label << other_connection_type.substr(0, other_connection_type.size() - 1);
1314                         have_label = true;
1315                 }
1316         }
1317
1318         if (!have_label) {
1319                 if (total_connection_count == 0) {
1320                         // Disconnected
1321                         label << "-";
1322                 } else {
1323                         // Odd configuration
1324                         label << "*" << total_connection_count << "*";
1325                 }
1326         }
1327
1328         switch (width) {
1329         case Wide:
1330                 label_string = label.str().substr(0, 7);
1331                 break;
1332         case Narrow:
1333                 label_string = label.str().substr(0, 3);
1334                 break;
1335         }
1336
1337         if (for_input) {
1338                 input_button.set_text (label_string);
1339         } else {
1340                 output_button.set_text (label_string);
1341         }
1342 }
1343
1344 void
1345 MixerStrip::update_input_display ()
1346 {
1347         update_io_button (_route, _width, true);
1348         panners.setup_pan ();
1349
1350         if (has_audio_outputs ()) {
1351                 panners.show_all ();
1352         } else {
1353                 panners.hide_all ();
1354         }
1355
1356 }
1357
1358 void
1359 MixerStrip::update_output_display ()
1360 {
1361         update_io_button (_route, _width, false);
1362         gpm.setup_meters ();
1363         panners.setup_pan ();
1364
1365         if (has_audio_outputs ()) {
1366                 panners.show_all ();
1367         } else {
1368                 panners.hide_all ();
1369         }
1370 }
1371
1372 void
1373 MixerStrip::fast_update ()
1374 {
1375         gpm.update_meters ();
1376 }
1377
1378 void
1379 MixerStrip::diskstream_changed ()
1380 {
1381         Gtkmm2ext::UI::instance()->call_slot (invalidator (*this), boost::bind (&MixerStrip::update_diskstream_display, this));
1382 }
1383
1384 void
1385 MixerStrip::io_changed_proxy ()
1386 {
1387         Glib::signal_idle().connect_once (sigc::mem_fun (*this, &MixerStrip::update_panner_choices));
1388 }
1389
1390 void
1391 MixerStrip::port_connected_or_disconnected (boost::weak_ptr<Port> wa, boost::weak_ptr<Port> wb)
1392 {
1393         boost::shared_ptr<Port> a = wa.lock ();
1394         boost::shared_ptr<Port> b = wb.lock ();
1395
1396         if ((a && _route->input()->has_port (a)) || (b && _route->input()->has_port (b))) {
1397                 update_input_display ();
1398                 set_width_enum (_width, this);
1399         }
1400
1401         if ((a && _route->output()->has_port (a)) || (b && _route->output()->has_port (b))) {
1402                 update_output_display ();
1403                 set_width_enum (_width, this);
1404         }
1405 }
1406
1407 void
1408 MixerStrip::setup_comment_button ()
1409 {
1410         switch (_width) {
1411
1412         case Wide:
1413                 if (_route->comment().empty ()) {
1414                         _comment_button.unset_bg (STATE_NORMAL);
1415                         _comment_button.set_text (_("Comments"));
1416                 } else {
1417                         _comment_button.modify_bg (STATE_NORMAL, color ());
1418                         _comment_button.set_text (_("*Comments*"));
1419                 }
1420                 break;
1421
1422         case Narrow:
1423                 if (_route->comment().empty ()) {
1424                         _comment_button.unset_bg (STATE_NORMAL);
1425                         _comment_button.set_text (_("Cmt"));
1426                 } else {
1427                         _comment_button.modify_bg (STATE_NORMAL, color ());
1428                         _comment_button.set_text (_("*Cmt*"));
1429                 }
1430                 break;
1431         }
1432
1433         ARDOUR_UI::instance()->set_tip (
1434                 _comment_button, _route->comment().empty() ? _("Click to Add/Edit Comments") : _route->comment()
1435                 );
1436 }
1437
1438 void
1439 MixerStrip::comment_editor_done_editing ()
1440 {
1441         string const str = comment_area->get_buffer()->get_text();
1442         if (str == _route->comment ()) {
1443                 return;
1444         }
1445
1446         _route->set_comment (str, this);
1447         setup_comment_button ();
1448 }
1449
1450 void
1451 MixerStrip::toggle_comment_editor ()
1452 {
1453         if (ignore_toggle) {
1454                 return;
1455         }
1456
1457         if (comment_window && comment_window->is_visible ()) {
1458                 comment_window->hide ();
1459         } else {
1460                 open_comment_editor ();
1461         }
1462 }
1463
1464 void
1465 MixerStrip::open_comment_editor ()
1466 {
1467         if (comment_window == 0) {
1468                 setup_comment_editor ();
1469         }
1470
1471         string title;
1472         title = _route->name();
1473         title += _(": comment editor");
1474
1475         comment_window->set_title (title);
1476         comment_window->present();
1477 }
1478
1479 void
1480 MixerStrip::setup_comment_editor ()
1481 {
1482         comment_window = new ArdourWindow (""); // title will be reset to show route
1483         comment_window->set_skip_taskbar_hint (true);
1484         comment_window->signal_hide().connect (sigc::mem_fun(*this, &MixerStrip::comment_editor_done_editing));
1485         comment_window->set_default_size (400, 200);
1486
1487         comment_area = manage (new TextView());
1488         comment_area->set_name ("MixerTrackCommentArea");
1489         comment_area->set_wrap_mode (WRAP_WORD);
1490         comment_area->set_editable (true);
1491         comment_area->get_buffer()->set_text (_route->comment());
1492         comment_area->show ();
1493
1494         comment_window->add (*comment_area);
1495 }
1496
1497 void
1498 MixerStrip::comment_changed (void *src)
1499 {
1500         ENSURE_GUI_THREAD (*this, &MixerStrip::comment_changed, src)
1501
1502         if (src != this) {
1503                 ignore_comment_edit = true;
1504                 if (comment_area) {
1505                         comment_area->get_buffer()->set_text (_route->comment());
1506                 }
1507                 ignore_comment_edit = false;
1508         }
1509 }
1510
1511 bool
1512 MixerStrip::select_route_group (GdkEventButton *ev)
1513 {
1514         using namespace Menu_Helpers;
1515
1516         if (ev->button == 1) {
1517
1518                 if (group_menu == 0) {
1519
1520                         PropertyList* plist = new PropertyList();
1521
1522                         plist->add (Properties::gain, true);
1523                         plist->add (Properties::mute, true);
1524                         plist->add (Properties::solo, true);
1525
1526                         group_menu = new RouteGroupMenu (_session, plist);
1527                 }
1528
1529                 WeakRouteList r;
1530                 r.push_back (route ());
1531                 group_menu->build (r);
1532                 group_menu->menu()->popup (1, ev->time);
1533         }
1534
1535         return true;
1536 }
1537
1538 void
1539 MixerStrip::route_group_changed ()
1540 {
1541         ENSURE_GUI_THREAD (*this, &MixerStrip::route_group_changed)
1542
1543         RouteGroup *rg = _route->route_group();
1544
1545         if (rg) {
1546                 group_button.set_text (PBD::short_version (rg->name(), 5));
1547         } else {
1548                 switch (_width) {
1549                 case Wide:
1550                         group_button.set_text (_("Grp"));
1551                         break;
1552                 case Narrow:
1553                         group_button.set_text (_("~G"));
1554                         break;
1555                 }
1556         }
1557 }
1558
1559 void
1560 MixerStrip::route_color_changed ()
1561 {
1562         name_button.modify_bg (STATE_NORMAL, color());
1563         top_event_box.modify_bg (STATE_NORMAL, color());
1564         number_label.set_fixed_colors (gdk_color_to_rgba (color()), gdk_color_to_rgba (color()));
1565         reset_strip_style ();
1566 }
1567
1568 void
1569 MixerStrip::show_passthru_color ()
1570 {
1571         reset_strip_style ();
1572 }
1573
1574 void
1575 MixerStrip::build_route_ops_menu ()
1576 {
1577         using namespace Menu_Helpers;
1578         route_ops_menu = new Menu;
1579         route_ops_menu->set_name ("ArdourContextMenu");
1580
1581         MenuList& items = route_ops_menu->items();
1582
1583         items.push_back (MenuElem (_("Comments..."), sigc::mem_fun (*this, &MixerStrip::open_comment_editor)));
1584         if (!_route->is_master()) {
1585                 items.push_back (MenuElem (_("Save As Template..."), sigc::mem_fun(*this, &RouteUI::save_as_template)));
1586         }
1587         items.push_back (MenuElem (_("Rename..."), sigc::mem_fun(*this, &RouteUI::route_rename)));
1588         rename_menu_item = &items.back();
1589
1590         items.push_back (SeparatorElem());
1591         items.push_back (CheckMenuElem (_("Active")));
1592         Gtk::CheckMenuItem* i = dynamic_cast<Gtk::CheckMenuItem *> (&items.back());
1593         i->set_active (_route->active());
1594         i->set_sensitive(! _session->transport_rolling());
1595         i->signal_activate().connect (sigc::bind (sigc::mem_fun (*this, &RouteUI::set_route_active), !_route->active(), false));
1596
1597         items.push_back (SeparatorElem());
1598
1599         items.push_back (MenuElem (_("Adjust Latency..."), sigc::mem_fun (*this, &RouteUI::adjust_latency)));
1600
1601         items.push_back (SeparatorElem());
1602         items.push_back (CheckMenuElem (_("Protect Against Denormals"), sigc::mem_fun (*this, &RouteUI::toggle_denormal_protection)));
1603         denormal_menu_item = dynamic_cast<Gtk::CheckMenuItem *> (&items.back());
1604         denormal_menu_item->set_active (_route->denormal_protection());
1605
1606         if (!Profile->get_sae()) {
1607                 items.push_back (SeparatorElem());
1608                 items.push_back (MenuElem (_("Remote Control ID..."), sigc::mem_fun (*this, &RouteUI::open_remote_control_id_dialog)));
1609         }
1610
1611         items.push_back (SeparatorElem());
1612         items.push_back (MenuElem (_("Remove"), sigc::bind (sigc::mem_fun(*this, &RouteUI::remove_this_route), false)));
1613 }
1614
1615 gboolean
1616 MixerStrip::name_button_button_press (GdkEventButton* ev)
1617 {
1618         /* show menu for either button 1 or 3, so as not to confuse people
1619            and also not hide stuff from them.
1620         */
1621
1622         if (ev->button == 3 || ev->button == 1) {
1623                 list_route_operations ();
1624
1625                 /* do not allow rename if the track is record-enabled */
1626                 rename_menu_item->set_sensitive (!_route->record_enabled());
1627                 route_ops_menu->popup (1, ev->time);
1628         }
1629
1630         return false;
1631 }
1632
1633 void
1634 MixerStrip::list_route_operations ()
1635 {
1636         delete route_ops_menu;
1637         build_route_ops_menu ();
1638 }
1639
1640 void
1641 MixerStrip::set_selected (bool yn)
1642 {
1643         AxisView::set_selected (yn);
1644         if (_selected) {
1645                 global_frame.set_shadow_type (Gtk::SHADOW_ETCHED_OUT);
1646                 global_frame.set_name ("MixerStripSelectedFrame");
1647         } else {
1648                 global_frame.set_shadow_type (Gtk::SHADOW_IN);
1649                 global_frame.set_name ("MixerStripFrame");
1650         }
1651         global_frame.queue_draw ();
1652
1653 //      if (!yn)
1654 //              processor_box.deselect_all_processors();
1655 }
1656
1657 void
1658 MixerStrip::property_changed (const PropertyChange& what_changed)
1659 {
1660         RouteUI::property_changed (what_changed);
1661
1662         if (what_changed.contains (ARDOUR::Properties::name)) {
1663                 name_changed ();
1664         }
1665 }
1666
1667 void
1668 MixerStrip::name_changed ()
1669 {
1670         switch (_width) {
1671         case Wide:
1672                 if (_session->config.get_track_name_number()) {
1673                         const int64_t track_number = _route->track_number ();
1674                         if (track_number == 0) {
1675                                 number_label.set_text ("-");
1676                                 number_label.hide();
1677                         } else {
1678                                 number_label.set_text (PBD::to_string (abs(_route->track_number ()), std::dec));
1679                                 number_label.show();
1680                         }
1681                 } else {
1682                         number_label.hide();
1683                 }
1684                 name_button.set_text (_route->name());
1685                 break;
1686         case Narrow:
1687                 number_label.hide();
1688                 if (_session->config.get_track_name_number()) {
1689                         name_button.set_markup(track_number_to_string (_route->track_number (), " ",
1690                                                 PBD::short_version (_route->name (), 5)));
1691                 } else {
1692                         name_button.set_text (PBD::short_version (_route->name(), 5));
1693                 }
1694                 break;
1695         }
1696
1697         ARDOUR_UI::instance()->set_tip (name_button, _route->name());
1698 }
1699
1700 void
1701 MixerStrip::name_button_resized (Gtk::Allocation& alloc)
1702 {
1703         name_button.layout()->set_width (alloc.get_width() * PANGO_SCALE);
1704 }
1705
1706 bool
1707 MixerStrip::width_button_pressed (GdkEventButton* ev)
1708 {
1709         if (ev->button != 1) {
1710                 return false;
1711         }
1712
1713         if (Keyboard::modifier_state_contains (ev->state, Keyboard::ModifierMask (Keyboard::PrimaryModifier | Keyboard::TertiaryModifier)) && _mixer_owned) {
1714                 switch (_width) {
1715                 case Wide:
1716                         _mixer.set_strip_width (Narrow, true);
1717                         break;
1718
1719                 case Narrow:
1720                         _mixer.set_strip_width (Wide, true);
1721                         break;
1722                 }
1723         } else {
1724                 switch (_width) {
1725                 case Wide:
1726                         set_width_enum (Narrow, this);
1727                         break;
1728                 case Narrow:
1729                         set_width_enum (Wide, this);
1730                         break;
1731                 }
1732         }
1733
1734         return true;
1735 }
1736
1737 void
1738 MixerStrip::hide_clicked ()
1739 {
1740         // LAME fix to reset the button status for when it is redisplayed (part 1)
1741         hide_button.set_sensitive(false);
1742
1743         if (_embedded) {
1744                 Hiding(); /* EMIT_SIGNAL */
1745         } else {
1746                 _mixer.hide_strip (this);
1747         }
1748
1749         // (part 2)
1750         hide_button.set_sensitive(true);
1751 }
1752
1753 void
1754 MixerStrip::set_embedded (bool yn)
1755 {
1756         _embedded = yn;
1757 }
1758
1759 void
1760 MixerStrip::map_frozen ()
1761 {
1762         ENSURE_GUI_THREAD (*this, &MixerStrip::map_frozen)
1763
1764         boost::shared_ptr<AudioTrack> at = audio_track();
1765
1766         if (at) {
1767                 switch (at->freeze_state()) {
1768                 case AudioTrack::Frozen:
1769                         processor_box.set_sensitive (false);
1770                         hide_redirect_editors ();
1771                         break;
1772                 default:
1773                         processor_box.set_sensitive (true);
1774                         // XXX need some way, maybe, to retoggle redirect editors
1775                         break;
1776                 }
1777         }
1778 }
1779
1780 void
1781 MixerStrip::hide_redirect_editors ()
1782 {
1783         _route->foreach_processor (sigc::mem_fun (*this, &MixerStrip::hide_processor_editor));
1784 }
1785
1786 void
1787 MixerStrip::hide_processor_editor (boost::weak_ptr<Processor> p)
1788 {
1789         boost::shared_ptr<Processor> processor (p.lock ());
1790         if (!processor) {
1791                 return;
1792         }
1793
1794         Gtk::Window* w = processor_box.get_processor_ui (processor);
1795
1796         if (w) {
1797                 w->hide ();
1798         }
1799 }
1800
1801 void
1802 MixerStrip::reset_strip_style ()
1803 {
1804         if (_current_delivery && boost::dynamic_pointer_cast<Send>(_current_delivery)) {
1805
1806                 gpm.set_fader_name ("SendStripBase");
1807
1808         } else {
1809
1810                 if (is_midi_track()) {
1811                         if (_route->active()) {
1812                                 set_name ("MidiTrackStripBase");
1813                         } else {
1814                                 set_name ("MidiTrackStripBaseInactive");
1815                         }
1816                         gpm.set_fader_name ("MidiTrackFader");
1817                 } else if (is_audio_track()) {
1818                         if (_route->active()) {
1819                                 set_name ("AudioTrackStripBase");
1820                         } else {
1821                                 set_name ("AudioTrackStripBaseInactive");
1822                         }
1823                         gpm.set_fader_name ("AudioTrackFader");
1824                 } else {
1825                         if (_route->active()) {
1826                                 set_name ("AudioBusStripBase");
1827                         } else {
1828                                 set_name ("AudioBusStripBaseInactive");
1829                         }
1830                         gpm.set_fader_name ("AudioBusFader");
1831
1832                         /* (no MIDI busses yet) */
1833                 }
1834         }
1835 }
1836
1837
1838 void
1839 MixerStrip::engine_stopped ()
1840 {
1841 }
1842
1843 void
1844 MixerStrip::engine_running ()
1845 {
1846 }
1847
1848 string
1849 MixerStrip::meter_point_string (MeterPoint mp)
1850 {
1851         switch (_width) {
1852         case Wide:
1853                 switch (mp) {
1854                 case MeterInput:
1855                         return _("in");
1856                         break;
1857
1858                 case MeterPreFader:
1859                         return _("pre");
1860                         break;
1861
1862                 case MeterPostFader:
1863                         return _("post");
1864                         break;
1865
1866                 case MeterOutput:
1867                         return _("out");
1868                         break;
1869
1870                 case MeterCustom:
1871                 default:
1872                         return _("custom");
1873                         break;
1874                 }
1875                 break;
1876         case Narrow:
1877                 switch (mp) {
1878                 case MeterInput:
1879                         return _("in");
1880                         break;
1881
1882                 case MeterPreFader:
1883                         return _("pr");
1884                         break;
1885
1886                 case MeterPostFader:
1887                         return _("po");
1888                         break;
1889
1890                 case MeterOutput:
1891                         return _("o");
1892                         break;
1893
1894                 case MeterCustom:
1895                 default:
1896                         return _("c");
1897                         break;
1898                 }
1899                 break;
1900         }
1901
1902         return string();
1903 }
1904
1905 /** Called when the metering point has changed */
1906 void
1907 MixerStrip::meter_changed ()
1908 {
1909         meter_point_button.set_text (meter_point_string (_route->meter_point()));
1910         gpm.setup_meters ();
1911         // reset peak when meter point changes
1912         gpm.reset_peak_display();
1913 }
1914
1915 /** The bus that we are displaying sends to has changed, or been turned off.
1916  *  @param send_to New bus that we are displaying sends to, or 0.
1917  */
1918 void
1919 MixerStrip::bus_send_display_changed (boost::shared_ptr<Route> send_to)
1920 {
1921         RouteUI::bus_send_display_changed (send_to);
1922
1923         if (send_to) {
1924                 boost::shared_ptr<Send> send = _route->internal_send_for (send_to);
1925
1926                 if (send) {
1927                         show_send (send);
1928                 } else {
1929                         revert_to_default_display ();
1930                 }
1931         } else {
1932                 revert_to_default_display ();
1933         }
1934 }
1935
1936 void
1937 MixerStrip::drop_send ()
1938 {
1939         boost::shared_ptr<Send> current_send;
1940
1941         if (_current_delivery && ((current_send = boost::dynamic_pointer_cast<Send>(_current_delivery)) != 0)) {
1942                 current_send->set_metering (false);
1943         }
1944
1945         send_gone_connection.disconnect ();
1946         input_button.set_sensitive (true);
1947         output_button.set_sensitive (true);
1948         group_button.set_sensitive (true);
1949         set_invert_sensitive (true);
1950         meter_point_button.set_sensitive (true);
1951         mute_button->set_sensitive (true);
1952         solo_button->set_sensitive (true);
1953         rec_enable_button->set_sensitive (true);
1954         solo_isolated_led->set_sensitive (true);
1955         solo_safe_led->set_sensitive (true);
1956         monitor_input_button->set_sensitive (true);
1957         monitor_disk_button->set_sensitive (true);
1958         _comment_button.set_sensitive (true);
1959 }
1960
1961 void
1962 MixerStrip::set_current_delivery (boost::shared_ptr<Delivery> d)
1963 {
1964         _current_delivery = d;
1965         DeliveryChanged (_current_delivery);
1966 }
1967
1968 void
1969 MixerStrip::show_send (boost::shared_ptr<Send> send)
1970 {
1971         assert (send != 0);
1972
1973         drop_send ();
1974
1975         set_current_delivery (send);
1976
1977         send->meter()->set_type(_route->shared_peak_meter()->get_type());
1978         send->set_metering (true);
1979         _current_delivery->DropReferences.connect (send_gone_connection, invalidator (*this), boost::bind (&MixerStrip::revert_to_default_display, this), gui_context());
1980
1981         gain_meter().set_controls (_route, send->meter(), send->amp());
1982         gain_meter().setup_meters ();
1983
1984         uint32_t const in = _current_delivery->pans_required();
1985         uint32_t const out = _current_delivery->pan_outs();
1986
1987         panner_ui().set_panner (_current_delivery->panner_shell(), _current_delivery->panner());
1988         panner_ui().set_available_panners(PannerManager::instance().PannerManager::get_available_panners(in, out));
1989         panner_ui().setup_pan ();
1990         panner_ui().set_send_drawing_mode (true);
1991         panner_ui().show_all ();
1992
1993         input_button.set_sensitive (false);
1994         group_button.set_sensitive (false);
1995         set_invert_sensitive (false);
1996         meter_point_button.set_sensitive (false);
1997         mute_button->set_sensitive (false);
1998         solo_button->set_sensitive (false);
1999         rec_enable_button->set_sensitive (false);
2000         solo_isolated_led->set_sensitive (false);
2001         solo_safe_led->set_sensitive (false);
2002         monitor_input_button->set_sensitive (false);
2003         monitor_disk_button->set_sensitive (false);
2004         _comment_button.set_sensitive (false);
2005
2006         if (boost::dynamic_pointer_cast<InternalSend>(send)) {
2007                 output_button.set_sensitive (false);
2008         }
2009
2010         reset_strip_style ();
2011 }
2012
2013 void
2014 MixerStrip::revert_to_default_display ()
2015 {
2016         drop_send ();
2017
2018         set_current_delivery (_route->main_outs ());
2019
2020         gain_meter().set_controls (_route, _route->shared_peak_meter(), _route->amp());
2021         gain_meter().setup_meters ();
2022
2023         panner_ui().set_panner (_route->main_outs()->panner_shell(), _route->main_outs()->panner());
2024         update_panner_choices();
2025         panner_ui().setup_pan ();
2026         panner_ui().set_send_drawing_mode (false);
2027
2028         if (has_audio_outputs ()) {
2029                 panners.show_all ();
2030         } else {
2031                 panners.hide_all ();
2032         }
2033
2034         reset_strip_style ();
2035 }
2036
2037 void
2038 MixerStrip::set_button_names ()
2039 {
2040         switch (_width) {
2041         case Wide:
2042                 rec_enable_button->set_text (_("Rec"));
2043                 mute_button->set_text (_("Mute"));
2044                 monitor_input_button->set_text (_("In"));
2045                 monitor_disk_button->set_text (_("Disk"));
2046
2047                 if (_route && _route->solo_safe()) {
2048                         solo_button->set_visual_state (Gtkmm2ext::VisualState (solo_button->visual_state() | Gtkmm2ext::Insensitive));
2049                 } else {
2050                         solo_button->set_visual_state (Gtkmm2ext::VisualState (solo_button->visual_state() & ~Gtkmm2ext::Insensitive));
2051                 }
2052                 if (!Config->get_solo_control_is_listen_control()) {
2053                         solo_button->set_text (_("Solo"));
2054                 } else {
2055                         switch (Config->get_listen_position()) {
2056                         case AfterFaderListen:
2057                                 solo_button->set_text (_("AFL"));
2058                                 break;
2059                         case PreFaderListen:
2060                                 solo_button->set_text (_("PFL"));
2061                                 break;
2062                         }
2063                 }
2064                 solo_isolated_led->set_text (_("iso"));
2065                 solo_safe_led->set_text (_("lock"));
2066                 break;
2067
2068         default:
2069                 rec_enable_button->set_text (_("R"));
2070                 mute_button->set_text (_("M"));
2071                 monitor_input_button->set_text (_("I"));
2072                 monitor_disk_button->set_text (_("D"));
2073
2074                 if (_route && _route->solo_safe()) {
2075                         solo_button->set_visual_state (Gtkmm2ext::VisualState (solo_button->visual_state() | Gtkmm2ext::Insensitive));
2076                 } else {
2077                         solo_button->set_visual_state (Gtkmm2ext::VisualState (solo_button->visual_state() & ~Gtkmm2ext::Insensitive));
2078                 }
2079                 if (!Config->get_solo_control_is_listen_control()) {
2080                         solo_button->set_text (_("S"));
2081                 } else {
2082                         switch (Config->get_listen_position()) {
2083                         case AfterFaderListen:
2084                                 solo_button->set_text (_("A"));
2085                                 break;
2086                         case PreFaderListen:
2087                                 solo_button->set_text (_("P"));
2088                                 break;
2089                         }
2090                 }
2091
2092                 solo_isolated_led->set_text (_("i"));
2093                 solo_safe_led->set_text (_("L"));
2094                 break;
2095         }
2096
2097         if (_route) {
2098                 meter_point_button.set_text (meter_point_string (_route->meter_point()));
2099         } else {
2100                 meter_point_button.set_text ("");
2101         }
2102 }
2103
2104 PluginSelector*
2105 MixerStrip::plugin_selector()
2106 {
2107         return _mixer.plugin_selector();
2108 }
2109
2110 void
2111 MixerStrip::hide_things ()
2112 {
2113         processor_box.hide_things ();
2114 }
2115
2116 bool
2117 MixerStrip::input_active_button_press (GdkEventButton*)
2118 {
2119         /* nothing happens on press */
2120         return true;
2121 }
2122
2123 bool
2124 MixerStrip::input_active_button_release (GdkEventButton* ev)
2125 {
2126         boost::shared_ptr<MidiTrack> mt = midi_track ();
2127
2128         if (!mt) {
2129                 return true;
2130         }
2131
2132         boost::shared_ptr<RouteList> rl (new RouteList);
2133
2134         rl->push_back (route());
2135
2136         _session->set_exclusive_input_active (rl, !mt->input_active(),
2137                                               Keyboard::modifier_state_contains (ev->state, Keyboard::ModifierMask (Keyboard::PrimaryModifier|Keyboard::SecondaryModifier)));
2138
2139         return true;
2140 }
2141
2142 void
2143 MixerStrip::midi_input_status_changed ()
2144 {
2145         if (midi_input_enable_button) {
2146                 boost::shared_ptr<MidiTrack> mt = midi_track ();
2147                 assert (mt);
2148                 midi_input_enable_button->set_active (mt->input_active ());
2149         }
2150 }
2151
2152 string
2153 MixerStrip::state_id () const
2154 {
2155         return string_compose ("strip %1", _route->id().to_s());
2156 }
2157
2158 void
2159 MixerStrip::parameter_changed (string p)
2160 {
2161         if (p == _visibility.get_state_name()) {
2162                 /* The user has made changes to the mixer strip visibility, so get
2163                    our VisibilityGroup to reflect these changes in our widgets.
2164                 */
2165                 _visibility.set_state (Config->get_mixer_strip_visibility ());
2166         }
2167         else if (p == "track-name-number") {
2168                 name_changed ();
2169         }
2170 }
2171
2172 /** Called to decide whether the solo isolate / solo lock button visibility should
2173  *  be overridden from that configured by the user.  We do this for the master bus.
2174  *
2175  *  @return optional value that is present if visibility state should be overridden.
2176  */
2177 boost::optional<bool>
2178 MixerStrip::override_solo_visibility () const
2179 {
2180         if (_route && _route->is_master ()) {
2181                 return boost::optional<bool> (false);
2182         }
2183
2184         return boost::optional<bool> ();
2185 }
2186
2187 void
2188 MixerStrip::add_input_port (DataType t)
2189 {
2190         _route->input()->add_port ("", this, t);
2191 }
2192
2193 void
2194 MixerStrip::add_output_port (DataType t)
2195 {
2196         _route->output()->add_port ("", this, t);
2197 }
2198
2199 void
2200 MixerStrip::route_active_changed ()
2201 {
2202         reset_strip_style ();
2203 }
2204
2205 void
2206 MixerStrip::copy_processors ()
2207 {
2208         processor_box.processor_operation (ProcessorBox::ProcessorsCopy);
2209 }
2210
2211 void
2212 MixerStrip::cut_processors ()
2213 {
2214         processor_box.processor_operation (ProcessorBox::ProcessorsCut);
2215 }
2216
2217 void
2218 MixerStrip::paste_processors ()
2219 {
2220         processor_box.processor_operation (ProcessorBox::ProcessorsPaste);
2221 }
2222
2223 void
2224 MixerStrip::select_all_processors ()
2225 {
2226         processor_box.processor_operation (ProcessorBox::ProcessorsSelectAll);
2227 }
2228
2229 void
2230 MixerStrip::deselect_all_processors ()
2231 {
2232         processor_box.processor_operation (ProcessorBox::ProcessorsSelectNone);
2233 }
2234
2235 bool
2236 MixerStrip::delete_processors ()
2237 {
2238         return processor_box.processor_operation (ProcessorBox::ProcessorsDelete);
2239 }
2240
2241 void
2242 MixerStrip::toggle_processors ()
2243 {
2244         processor_box.processor_operation (ProcessorBox::ProcessorsToggleActive);
2245 }
2246
2247 void
2248 MixerStrip::ab_plugins ()
2249 {
2250         processor_box.processor_operation (ProcessorBox::ProcessorsAB);
2251 }
2252
2253 bool
2254 MixerStrip::level_meter_button_press (GdkEventButton* ev)
2255 {
2256         if (_current_delivery && boost::dynamic_pointer_cast<Send>(_current_delivery)) {
2257                 return false;
2258         }
2259         if (ev->button == 3) {
2260                 popup_level_meter_menu (ev);
2261                 return true;
2262         }
2263
2264         return false;
2265 }
2266
2267 void
2268 MixerStrip::popup_level_meter_menu (GdkEventButton* ev)
2269 {
2270         using namespace Gtk::Menu_Helpers;
2271
2272         Gtk::Menu* m = manage (new Menu);
2273         MenuList& items = m->items ();
2274
2275         RadioMenuItem::Group group;
2276
2277         _suspend_menu_callbacks = true;
2278         add_level_meter_item_point (items, group, _("Input"), MeterInput);
2279         add_level_meter_item_point (items, group, _("Pre Fader"), MeterPreFader);
2280         add_level_meter_item_point (items, group, _("Post Fader"), MeterPostFader);
2281         add_level_meter_item_point (items, group, _("Output"), MeterOutput);
2282         add_level_meter_item_point (items, group, _("Custom"), MeterCustom);
2283
2284         RadioMenuItem::Group tgroup;
2285         items.push_back (SeparatorElem());
2286
2287         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterPeak), MeterPeak);
2288         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterKrms),  MeterKrms);
2289         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterIEC1DIN), MeterIEC1DIN);
2290         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterIEC1NOR), MeterIEC1NOR);
2291         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterIEC2BBC), MeterIEC2BBC);
2292         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterIEC2EBU), MeterIEC2EBU);
2293         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterK20), MeterK20);
2294         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterK14), MeterK14);
2295         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterK12), MeterK12);
2296         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterVU),  MeterVU);
2297
2298         int _strip_type;
2299         if (_route->is_master()) {
2300                 _strip_type = 4;
2301         }
2302         else if (boost::dynamic_pointer_cast<AudioTrack>(_route) == 0
2303                         && boost::dynamic_pointer_cast<MidiTrack>(_route) == 0) {
2304                 /* non-master bus */
2305                 _strip_type = 3;
2306         }
2307         else if (boost::dynamic_pointer_cast<MidiTrack>(_route)) {
2308                 _strip_type = 2;
2309         }
2310         else {
2311                 _strip_type = 1;
2312         }
2313
2314         MeterType cmt = _route->meter_type();
2315         const std::string cmn = ArdourMeter::meter_type_string(cmt);
2316
2317         items.push_back (SeparatorElem());
2318         items.push_back (MenuElem (string_compose(_("Change all in Group to %1"), cmn),
2319                                 sigc::bind (SetMeterTypeMulti, -1, _route->route_group(), cmt)));
2320         items.push_back (MenuElem (string_compose(_("Change all to %1"), cmn),
2321                                 sigc::bind (SetMeterTypeMulti, 0, _route->route_group(), cmt)));
2322         items.push_back (MenuElem (string_compose(_("Change same track-type to %1"), cmn),
2323                                 sigc::bind (SetMeterTypeMulti, _strip_type, _route->route_group(), cmt)));
2324
2325         m->popup (ev->button, ev->time);
2326         _suspend_menu_callbacks = false;
2327 }
2328
2329 void
2330 MixerStrip::add_level_meter_item_point (Menu_Helpers::MenuList& items,
2331                 RadioMenuItem::Group& group, string const & name, MeterPoint point)
2332 {
2333         using namespace Menu_Helpers;
2334
2335         items.push_back (RadioMenuElem (group, name, sigc::bind (sigc::mem_fun (*this, &MixerStrip::set_meter_point), point)));
2336         RadioMenuItem* i = dynamic_cast<RadioMenuItem *> (&items.back ());
2337         i->set_active (_route->meter_point() == point);
2338 }
2339
2340 void
2341 MixerStrip::set_meter_point (MeterPoint p)
2342 {
2343         if (_suspend_menu_callbacks) return;
2344         _route->set_meter_point (p);
2345 }
2346
2347 void
2348 MixerStrip::add_level_meter_item_type (Menu_Helpers::MenuList& items,
2349                 RadioMenuItem::Group& group, string const & name, MeterType type)
2350 {
2351         using namespace Menu_Helpers;
2352
2353         items.push_back (RadioMenuElem (group, name, sigc::bind (sigc::mem_fun (*this, &MixerStrip::set_meter_type), type)));
2354         RadioMenuItem* i = dynamic_cast<RadioMenuItem *> (&items.back ());
2355         i->set_active (_route->meter_type() == type);
2356 }
2357
2358 void
2359 MixerStrip::set_meter_type (MeterType t)
2360 {
2361         if (_suspend_menu_callbacks) return;
2362         gpm.set_type (t);
2363 }