gtk2_ardour/mixer_strip.cc

   1 /*
   2     Copyright (C) 2000-2006 Paul Davis
   3
   4     This program is free software; you can redistribute it and/or modify
   5     it under the terms of the GNU General Public License as published by
   6     the Free Software Foundation; either version 2 of the License, or
   7     (at your option) any later version.
   8
   9     This program is distributed in the hope that it will be useful,
  10     but WITHOUT ANY WARRANTY; without even the implied warranty of
  11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12     GNU General Public License for more details.
  13
  14     You should have received a copy of the GNU General Public License
  15     along with this program; if not, write to the Free Software
  16     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  17 */
  18
  19 #include <cmath>
  20 #include <list>
  21 #include <algorithm>
  22
  23 #include <sigc++/bind.h>
  24
  25 #include "pbd/convert.h"
  26 #include "pbd/enumwriter.h"
  27 #include "pbd/replace_all.h"
  28 #include "pbd/stacktrace.h"
  29
  30 #include <gtkmm2ext/gtk_ui.h>
  31 #include <gtkmm2ext/utils.h>
  32 #include <gtkmm2ext/choice.h>
  33 #include <gtkmm2ext/doi.h>
  34 #include <gtkmm2ext/slider_controller.h>
  35 #include <gtkmm2ext/bindable_button.h>
  36
  37 #include "ardour/audio_track.h"
  38 #include "ardour/audioengine.h"
  39 #include "ardour/internal_send.h"
  40 #include "ardour/meter.h"
  41 #include "ardour/midi_track.h"
  42 #include "ardour/pannable.h"
  43 #include "ardour/panner.h"
  44 #include "ardour/panner_shell.h"
  45 #include "ardour/panner_manager.h"
  46 #include "ardour/port.h"
  47 #include "ardour/profile.h"
  48 #include "ardour/route.h"
  49 #include "ardour/route_group.h"
  50 #include "ardour/send.h"
  51 #include "ardour/session.h"
  52 #include "ardour/types.h"
  53 #include "ardour/user_bundle.h"
  54
  55 #include "ardour_ui.h"
  56 #include "ardour_window.h"
  57 #include "mixer_strip.h"
  58 #include "mixer_ui.h"
  59 #include "keyboard.h"
  60 #include "ardour_button.h"
  61 #include "public_editor.h"
  62 #include "send_ui.h"
  63 #include "io_selector.h"
  64 #include "utils.h"
  65 #include "gui_thread.h"
  66 #include "route_group_menu.h"
  67 #include "meter_patterns.h"
  68
  69 #include "i18n.h"
  70
  71 using namespace ARDOUR;
  72 using namespace ARDOUR_UI_UTILS;
  73 using namespace PBD;
  74 using namespace Gtk;
  75 using namespace Gtkmm2ext;
  76 using namespace std;
  77 using namespace ArdourMeter;
  78
  79 int MixerStrip::scrollbar_height = 0;
  80 PBD::Signal1<void,MixerStrip*> MixerStrip::CatchDeletion;
  81
  82 MixerStrip::MixerStrip (Mixer_UI& mx, Session* sess, bool in_mixer)
  83         : AxisView(sess)
  84         , RouteUI (sess)
  85         , _mixer(mx)
  86         , _mixer_owned (in_mixer)
  87         , processor_box (sess, boost::bind (&MixerStrip::plugin_selector, this), mx.selection(), this, in_mixer)
  88         , gpm (sess, 250)
  89         , panners (sess)
  90         , button_size_group (Gtk::SizeGroup::create (Gtk::SIZE_GROUP_HORIZONTAL))
  91         , button_table (3, 1)
  92         , rec_solo_table (2, 2)
  93         , top_button_table (1, 2)
  94         , middle_button_table (1, 2)
  95         , bottom_button_table (1, 3)
  96         , meter_point_button (_("pre"))
  97         , midi_input_enable_button (0)
  98         , _comment_button (_("Comments"))
  99         , _visibility (X_("mixer-strip-visibility"))
 100 {
 101         init ();
 102
 103         if (!_mixer_owned) {
 104                 /* the editor mixer strip: don't destroy it every time
 105                    the underlying route goes away.
 106                 */
 107
 108                 self_destruct = false;
 109         }
 110 }
 111
 112 MixerStrip::MixerStrip (Mixer_UI& mx, Session* sess, boost::shared_ptr<Route> rt, bool in_mixer)
 113         : AxisView(sess)
 114         , RouteUI (sess)
 115         , _mixer(mx)
 116         , _mixer_owned (in_mixer)
 117         , processor_box (sess, boost::bind (&MixerStrip::plugin_selector, this), mx.selection(), this, in_mixer)
 118         , gpm (sess, 250)
 119         , panners (sess)
 120         , button_size_group (Gtk::SizeGroup::create (Gtk::SIZE_GROUP_HORIZONTAL))
 121         , button_table (3, 1)
 122         , middle_button_table (1, 2)
 123         , bottom_button_table (1, 3)
 124         , meter_point_button (_("pre"))
 125         , midi_input_enable_button (0)
 126         , _comment_button (_("Comments"))
 127         , _visibility (X_("mixer-strip-visibility"))
 128 {
 129         init ();
 130         set_route (rt);
 131 }
 132
 133 void
 134 MixerStrip::init ()
 135 {
 136         int button_table_row = 0;
 137
 138         input_selector = 0;
 139         output_selector = 0;
 140         group_menu = 0;
 141         route_ops_menu = 0;
 142         ignore_comment_edit = false;
 143         ignore_toggle = false;
 144         comment_window = 0;
 145         comment_area = 0;
 146         _width_owner = 0;
 147         spacer = 0;
 148
 149         /* the length of this string determines the width of the mixer strip when it is set to `wide' */
 150         longest_label = "longest label";
 151
 152         string t = _("Click to toggle the width of this mixer strip.");
 153         if (_mixer_owned) {
 154                 t += string_compose (_("\n%1-%2-click to toggle the width of all strips."), Keyboard::primary_modifier_name(), Keyboard::tertiary_modifier_name ());
 155         }
 156
 157         width_button.set_image (::get_icon("strip_width"));
 158         ARDOUR_UI::instance()->set_tip (width_button, t);
 159
 160         hide_button.set_image(::get_icon("hide"));
 161         ARDOUR_UI::instance()->set_tip (&hide_button, _("Hide this mixer strip"));
 162
 163         input_button.set_text (_("Input"));
 164         input_button.set_name ("mixer strip button");
 165         input_button.set_size_request (-1, 20);
 166         input_button_box.pack_start (input_button, true, true);
 167
 168         output_button.set_text (_("Output"));
 169         output_button.set_name ("mixer strip button");
 170         Gtkmm2ext::set_size_request_to_display_given_text (output_button, longest_label.c_str(), 4, 4);
 171
 172         ARDOUR_UI::instance()->set_tip (&meter_point_button, _("Click to select metering point"), "");
 173         meter_point_button.set_name ("mixer strip button");
 174
 175         /* TRANSLATORS: this string should be longest of the strings
 176            used to describe meter points. In english, it's "input".
 177         */
 178         set_size_request_to_display_given_text (meter_point_button, _("tupni"), 5, 5);
 179
 180         bottom_button_table.attach (meter_point_button, 2, 3, 0, 1);
 181
 182         meter_point_button.signal_button_press_event().connect (sigc::mem_fun (gpm, &GainMeter::meter_press), false);
 183         meter_point_button.signal_button_release_event().connect (sigc::mem_fun (gpm, &GainMeter::meter_release), false);
 184
 185         hide_button.set_events (hide_button.get_events() & ~(Gdk::ENTER_NOTIFY_MASK|Gdk::LEAVE_NOTIFY_MASK));
 186
 187         monitor_input_button->set_diameter (3);
 188         monitor_disk_button->set_diameter (3);
 189
 190         solo_isolated_led = manage (new ArdourButton (ArdourButton::led_default_elements));
 191         solo_isolated_led->show ();
 192         solo_isolated_led->set_diameter (3);
 193         solo_isolated_led->set_no_show_all (true);
 194         solo_isolated_led->set_name (X_("solo isolate"));
 195         solo_isolated_led->add_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
 196         solo_isolated_led->signal_button_release_event().connect (sigc::mem_fun (*this, &RouteUI::solo_isolate_button_release));
 197         UI::instance()->set_tip (solo_isolated_led, _("Isolate Solo"), "");
 198
 199         solo_safe_led = manage (new ArdourButton (ArdourButton::led_default_elements));
 200         solo_safe_led->show ();
 201         solo_safe_led->set_diameter (3);
 202         solo_safe_led->set_no_show_all (true);
 203         solo_safe_led->set_name (X_("solo safe"));
 204         solo_safe_led->add_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
 205         solo_safe_led->signal_button_release_event().connect (sigc::mem_fun (*this, &RouteUI::solo_safe_button_release));
 206         UI::instance()->set_tip (solo_safe_led, _("Lock Solo Status"), "");
 207
 208         solo_safe_led->set_text (_("lock"));
 209         solo_isolated_led->set_text (_("iso"));
 210
 211         top_button_table.set_homogeneous (true);
 212         top_button_table.set_spacings (2);
 213         if (!ARDOUR::Profile->get_trx()) {
 214                 top_button_table.attach (*monitor_input_button, 0, 1, 0, 1);
 215                 top_button_table.attach (*monitor_disk_button, 1, 2, 0, 1);
 216         }
 217         top_button_table.show ();
 218
 219         rec_solo_table.set_homogeneous (true);
 220         rec_solo_table.set_row_spacings (2);
 221         rec_solo_table.set_col_spacings (2);
 222         if (!ARDOUR::Profile->get_trx()) {
 223                 rec_solo_table.attach (*solo_isolated_led, 1, 2, 0, 1);
 224                 rec_solo_table.attach (*solo_safe_led, 1, 2, 1, 2);
 225         }
 226         rec_solo_table.show ();
 227
 228         button_table.set_homogeneous (false);
 229         button_table.set_spacings (2);
 230
 231         if (solo_isolated_led) {
 232                 button_size_group->add_widget (*solo_isolated_led);
 233         }
 234         if (solo_safe_led) {
 235                 button_size_group->add_widget (*solo_safe_led);
 236         }
 237         if (rec_enable_button) {
 238                 button_size_group->add_widget (*rec_enable_button);
 239         }
 240         if (monitor_disk_button) {
 241                 button_size_group->add_widget (*monitor_disk_button);
 242         }
 243         if (monitor_input_button) {
 244                 button_size_group->add_widget (*monitor_input_button);
 245         }
 246
 247         if (!ARDOUR::Profile->get_trx()) {
 248                 button_table.attach (name_button, 0, 1, button_table_row, button_table_row+1);
 249                 button_table_row++;
 250                 button_table.attach (input_button_box, 0, 2, button_table_row, button_table_row+1);
 251                 button_table_row++;
 252                 button_table.attach (_invert_button_box, 0, 2, button_table_row, button_table_row+1);
 253                 button_table_row++;
 254         }
 255
 256         middle_button_table.set_homogeneous (true);
 257         middle_button_table.set_spacings (2);
 258
 259         bottom_button_table.set_spacings (2);
 260         bottom_button_table.set_homogeneous (false);
 261         button_table_row = 0;
 262         bottom_button_table.attach (group_button, 0, 1, button_table_row, button_table_row+1);
 263         bottom_button_table.attach (gpm.gain_automation_state_button, 1, 2, button_table_row, button_table_row+1);
 264         button_table_row++;
 265
 266         name_button.set_name ("mixer strip button");
 267         name_button.set_text (" "); /* non empty text, forces creation of the layout */
 268         name_button.set_text (""); /* back to empty */
 269         name_button.layout()->set_ellipsize (Pango::ELLIPSIZE_END);
 270         name_button.signal_size_allocate().connect (sigc::mem_fun (*this, &MixerStrip::name_button_resized));
 271         Gtkmm2ext::set_size_request_to_display_given_text (name_button, longest_label.c_str(), 2, 2);
 272         name_button.set_size_request (-1, 20);
 273
 274         ARDOUR_UI::instance()->set_tip (&group_button, _("Mix group"), "");
 275         group_button.set_name ("mixer strip button");
 276         Gtkmm2ext::set_size_request_to_display_given_text (group_button, "Group", 2, 2);
 277
 278         _comment_button.set_name (X_("mixer strip button"));
 279         _comment_button.signal_clicked.connect (sigc::mem_fun (*this, &MixerStrip::toggle_comment_editor));
 280
 281         global_vpacker.set_border_width (0);
 282         global_vpacker.set_spacing (0);
 283
 284         width_button.set_name ("mixer strip button");
 285         hide_button.set_name ("mixer strip button");
 286         top_event_box.set_name ("mixer strip button");
 287
 288         width_button.signal_button_press_event().connect (sigc::mem_fun(*this, &MixerStrip::width_button_pressed), false);
 289         hide_button.signal_clicked.connect (sigc::mem_fun(*this, &MixerStrip::hide_clicked));
 290
 291         width_hide_box.pack_start (width_button, false, true);
 292         width_hide_box.pack_start (top_event_box, true, true);
 293         width_hide_box.pack_end (hide_button, false, true);
 294
 295         whvbox.pack_start (width_hide_box, true, true);
 296
 297         global_vpacker.set_spacing (2);
 298         if (!ARDOUR::Profile->get_trx()) {
 299                 global_vpacker.pack_start (whvbox, Gtk::PACK_SHRINK);
 300                 global_vpacker.pack_start (button_table, Gtk::PACK_SHRINK);
 301                 global_vpacker.pack_start (processor_box, true, true);
 302         }
 303         global_vpacker.pack_start (panners, Gtk::PACK_SHRINK);
 304         global_vpacker.pack_start (top_button_table, Gtk::PACK_SHRINK);
 305         global_vpacker.pack_start (rec_solo_table, Gtk::PACK_SHRINK);
 306         global_vpacker.pack_start (middle_button_table, Gtk::PACK_SHRINK);
 307         global_vpacker.pack_start (gpm, Gtk::PACK_SHRINK);
 308         global_vpacker.pack_start (bottom_button_table, Gtk::PACK_SHRINK);
 309         if (!ARDOUR::Profile->get_trx()) {
 310                 global_vpacker.pack_start (output_button, Gtk::PACK_SHRINK);
 311                 global_vpacker.pack_start (_comment_button, Gtk::PACK_SHRINK);
 312         } else {
 313                 global_vpacker.pack_start (name_button, Gtk::PACK_SHRINK);
 314         }
 315
 316         global_frame.add (global_vpacker);
 317         global_frame.set_shadow_type (Gtk::SHADOW_IN);
 318         global_frame.set_name ("BaseFrame");
 319
 320         add (global_frame);
 321
 322         /* force setting of visible selected status */
 323
 324         _selected = true;
 325         set_selected (false);
 326
 327         _packed = false;
 328         _embedded = false;
 329
 330         _session->engine().Stopped.connect (*this, invalidator (*this), boost::bind (&MixerStrip::engine_stopped, this), gui_context());
 331         _session->engine().Running.connect (*this, invalidator (*this), boost::bind (&MixerStrip::engine_running, this), gui_context());
 332
 333         input_button.signal_button_press_event().connect (sigc::mem_fun(*this, &MixerStrip::input_press), false);
 334         output_button.signal_button_press_event().connect (sigc::mem_fun(*this, &MixerStrip::output_press), false);
 335
 336         /* ditto for this button and busses */
 337
 338         name_button.signal_button_press_event().connect (sigc::mem_fun(*this, &MixerStrip::name_button_button_press), false);
 339         group_button.signal_button_press_event().connect (sigc::mem_fun(*this, &MixerStrip::select_route_group), false);
 340
 341         _width = (Width) -1;
 342
 343         /* start off as a passthru strip. we'll correct this, if necessary,
 344            in update_diskstream_display().
 345         */
 346
 347         /* start off as a passthru strip. we'll correct this, if necessary,
 348            in update_diskstream_display().
 349         */
 350
 351         if (is_midi_track()) {
 352                 set_name ("MidiTrackStripBase");
 353         } else {
 354                 set_name ("AudioTrackStripBase");
 355         }
 356
 357         add_events (Gdk::BUTTON_RELEASE_MASK|
 358                     Gdk::ENTER_NOTIFY_MASK|
 359                     Gdk::LEAVE_NOTIFY_MASK|
 360                     Gdk::KEY_PRESS_MASK|
 361                     Gdk::KEY_RELEASE_MASK);
 362
 363         set_flags (get_flags() | Gtk::CAN_FOCUS);
 364
 365         AudioEngine::instance()->PortConnectedOrDisconnected.connect (
 366                 *this, invalidator (*this), boost::bind (&MixerStrip::port_connected_or_disconnected, this, _1, _3), gui_context ()
 367                 );
 368
 369         /* Add the widgets under visibility control to the VisibilityGroup; the names used here
 370            must be the same as those used in RCOptionEditor so that the configuration changes
 371            are recognised when they occur.
 372         */
 373         _visibility.add (&_invert_button_box, X_("PhaseInvert"), _("Phase Invert"));
 374         _visibility.add (solo_safe_led, X_("SoloSafe"), _("Solo Safe"), true, boost::bind (&MixerStrip::override_solo_visibility, this));
 375         _visibility.add (solo_isolated_led, X_("SoloIsolated"), _("Solo Isolated"), true, boost::bind (&MixerStrip::override_solo_visibility, this));
 376         _visibility.add (&_comment_button, X_("Comments"), _("Comments"));
 377         _visibility.add (&group_button, X_("Group"), _("Group"));
 378         _visibility.add (&meter_point_button, X_("MeterPoint"), _("Meter Point"));
 379
 380         parameter_changed (X_("mixer-strip-visibility"));
 381
 382         Config->ParameterChanged.connect (_config_connection, MISSING_INVALIDATOR, boost::bind (&MixerStrip::parameter_changed, this, _1), gui_context());
 383         _session->config.ParameterChanged.connect (_config_connection, MISSING_INVALIDATOR, boost::bind (&MixerStrip::parameter_changed, this, _1), gui_context());
 384
 385         gpm.LevelMeterButtonPress.connect_same_thread (_level_meter_connection, boost::bind (&MixerStrip::level_meter_button_press, this, _1));
 386 }
 387
 388 MixerStrip::~MixerStrip ()
 389 {
 390         CatchDeletion (this);
 391
 392         delete input_selector;
 393         delete output_selector;
 394         delete comment_window;
 395 }
 396
 397 void
 398 MixerStrip::set_route (boost::shared_ptr<Route> rt)
 399 {
 400         if (rec_enable_button->get_parent()) {
 401                 rec_solo_table.remove (*rec_enable_button);
 402         }
 403
 404         if (show_sends_button->get_parent()) {
 405                 rec_solo_table.remove (*show_sends_button);
 406         }
 407
 408         RouteUI::set_route (rt);
 409
 410         /* ProcessorBox needs access to _route so that it can read
 411            GUI object state.
 412         */
 413         processor_box.set_route (rt);
 414
 415         /* map the current state */
 416
 417         mute_changed (0);
 418         update_solo_display ();
 419
 420         delete input_selector;
 421         input_selector = 0;
 422
 423         delete output_selector;
 424         output_selector = 0;
 425
 426         revert_to_default_display ();
 427
 428         /* unpack these from the parent and stuff them into our own
 429            table
 430         */
 431
 432         if (gpm.peak_display.get_parent()) {
 433                 gpm.peak_display.get_parent()->remove (gpm.peak_display);
 434         }
 435         if (gpm.gain_display.get_parent()) {
 436                 gpm.gain_display.get_parent()->remove (gpm.gain_display);
 437         }
 438
 439         gpm.set_type (rt->meter_type());
 440
 441         middle_button_table.attach (gpm.gain_display,0,1,1,2, EXPAND|FILL, EXPAND);
 442         middle_button_table.attach (gpm.peak_display,1,2,1,2);
 443
 444         if (solo_button->get_parent()) {
 445                 middle_button_table.remove (*solo_button);
 446         }
 447
 448         if (mute_button->get_parent()) {
 449                 middle_button_table.remove (*mute_button);
 450         }
 451
 452         if (route()->is_master()) {
 453                 middle_button_table.attach (*mute_button, 0, 2, 0, 1);
 454                 solo_button->hide ();
 455                 mute_button->show ();
 456                 rec_solo_table.hide ();
 457         } else {
 458                 middle_button_table.attach (*mute_button, 0, 1, 0, 1);
 459                 middle_button_table.attach (*solo_button, 1, 2, 0, 1);
 460                 mute_button->show ();
 461                 solo_button->show ();
 462                 rec_solo_table.show ();
 463         }
 464
 465         if (_mixer_owned && (route()->is_master() || route()->is_monitor())) {
 466
 467                 if (scrollbar_height == 0) {
 468                         HScrollbar scrollbar;
 469                         Gtk::Requisition requisition(scrollbar.size_request ());
 470                         scrollbar_height = requisition.height;
 471                 }
 472
 473                 spacer = manage (new EventBox);
 474                 spacer->set_size_request (-1, scrollbar_height);
 475                 global_vpacker.pack_start (*spacer, false, false);
 476         }
 477
 478         if (is_track()) {
 479                 monitor_input_button->show ();
 480                 monitor_disk_button->show ();
 481         } else {
 482                 monitor_input_button->hide();
 483                 monitor_disk_button->hide ();
 484         }
 485
 486         if (is_midi_track()) {
 487                 if (midi_input_enable_button == 0) {
 488                         midi_input_enable_button = manage (new ArdourButton);
 489                         midi_input_enable_button->set_name ("midi input button");
 490                         midi_input_enable_button->set_image (::get_icon (X_("midi_socket_small")));
 491                         midi_input_enable_button->signal_button_press_event().connect (sigc::mem_fun (*this, &MixerStrip::input_active_button_press), false);
 492                         midi_input_enable_button->signal_button_release_event().connect (sigc::mem_fun (*this, &MixerStrip::input_active_button_release), false);
 493                         ARDOUR_UI::instance()->set_tip (midi_input_enable_button, _("Enable/Disable MIDI input"));
 494                 } else {
 495                         input_button_box.remove (*midi_input_enable_button);
 496                 }
 497                 /* get current state */
 498                 midi_input_status_changed ();
 499                 input_button_box.pack_start (*midi_input_enable_button, false, false);
 500                 /* follow changes */
 501                 midi_track()->InputActiveChanged.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::midi_input_status_changed, this), gui_context());
 502         } else {
 503                 if (midi_input_enable_button) {
 504                         /* removal from the container will delete it */
 505                         input_button_box.remove (*midi_input_enable_button);
 506                         midi_input_enable_button = 0;
 507                 }
 508         }
 509
 510         if (is_audio_track()) {
 511                 boost::shared_ptr<AudioTrack> at = audio_track();
 512                 at->FreezeChange.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::map_frozen, this), gui_context());
 513         }
 514
 515         if (is_track ()) {
 516
 517                 rec_solo_table.attach (*rec_enable_button, 0, 1, 0, 2);
 518                 rec_enable_button->set_sensitive (_session->writable());
 519                 rec_enable_button->show();
 520
 521                 if (ARDOUR::Profile->get_trx()) {
 522                         rec_solo_table.attach (*monitor_input_button, 1, 2, 0, 2);
 523                 }
 524
 525         } else {
 526
 527                 /* non-master bus */
 528
 529                 if (!_route->is_master()) {
 530                         rec_solo_table.attach (*show_sends_button, 0, 1, 0, 2);
 531                         show_sends_button->show();
 532                 }
 533         }
 534
 535         meter_point_button.set_text (meter_point_string (_route->meter_point()));
 536
 537         delete route_ops_menu;
 538         route_ops_menu = 0;
 539
 540         _route->meter_change.connect (route_connections, invalidator (*this), bind (&MixerStrip::meter_changed, this), gui_context());
 541         _route->input()->changed.connect (*this, invalidator (*this), boost::bind (&MixerStrip::update_output_display, this), gui_context());
 542         _route->output()->changed.connect (*this, invalidator (*this), boost::bind (&MixerStrip::update_output_display, this), gui_context());
 543         _route->route_group_changed.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::route_group_changed, this), gui_context());
 544
 545         _route->io_changed.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::io_changed_proxy, this), gui_context ());
 546
 547         if (_route->panner_shell()) {
 548                 update_panner_choices();
 549                 _route->panner_shell()->Changed.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::connect_to_pan, this), gui_context());
 550         }
 551
 552         if (is_audio_track()) {
 553                 audio_track()->DiskstreamChanged.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::diskstream_changed, this), gui_context());
 554         }
 555
 556         _route->comment_changed.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::comment_changed, this, _1), gui_context());
 557         _route->PropertyChanged.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::property_changed, this, _1), gui_context());
 558
 559         set_stuff_from_route ();
 560
 561         /* now force an update of all the various elements */
 562
 563         mute_changed (0);
 564         update_solo_display ();
 565         name_changed ();
 566         comment_changed (0);
 567         route_group_changed ();
 568
 569         connect_to_pan ();
 570         panners.setup_pan ();
 571
 572         if (has_audio_outputs ()) {
 573                 panners.show_all ();
 574         } else {
 575                 panners.hide_all ();
 576         }
 577
 578         update_diskstream_display ();
 579         update_input_display ();
 580         update_output_display ();
 581
 582         add_events (Gdk::BUTTON_RELEASE_MASK);
 583
 584         processor_box.show ();
 585
 586         if (!route()->is_master() && !route()->is_monitor()) {
 587                 /* we don't allow master or control routes to be hidden */
 588                 hide_button.show();
 589         }
 590
 591         gpm.reset_peak_display ();
 592         gpm.gain_display.show ();
 593         gpm.peak_display.show ();
 594
 595         width_button.show();
 596         width_hide_box.show();
 597         whvbox.show ();
 598         global_frame.show();
 599         global_vpacker.show();
 600         button_table.show();
 601         middle_button_table.show();
 602         bottom_button_table.show();
 603         gpm.show_all ();
 604         meter_point_button.show();
 605         input_button_box.show_all();
 606         output_button.show();
 607         name_button.show();
 608         _comment_button.show();
 609         group_button.show();
 610         gpm.gain_automation_state_button.show();
 611
 612         parameter_changed ("mixer-strip-visibility");
 613
 614         show ();
 615 }
 616
 617 void
 618 MixerStrip::set_stuff_from_route ()
 619 {
 620         /* if width is not set, it will be set by the MixerUI or editor */
 621
 622         string str = gui_property ("strip-width");
 623         if (!str.empty()) {
 624                 set_width_enum (Width (string_2_enum (str, _width)), this);
 625         }
 626 }
 627
 628 void
 629 MixerStrip::set_width_enum (Width w, void* owner)
 630 {
 631         /* always set the gpm width again, things may be hidden */
 632
 633         gpm.set_width (w);
 634         panners.set_width (w);
 635
 636         boost::shared_ptr<AutomationList> gain_automation = _route->gain_control()->alist();
 637
 638         _width_owner = owner;
 639
 640         _width = w;
 641
 642         if (_width_owner == this) {
 643                 set_gui_property ("strip-width", enum_2_string (_width));
 644         }
 645
 646         set_button_names ();
 647
 648         switch (w) {
 649         case Wide:
 650
 651                 if (show_sends_button)  {
 652                         show_sends_button->set_text (_("Aux\nSends"));
 653                         show_sends_button->layout()->set_alignment (Pango::ALIGN_CENTER);
 654                 }
 655
 656                 gpm.gain_automation_style_button.set_text (
 657                                 gpm.astyle_string(gain_automation->automation_style()));
 658                 gpm.gain_automation_state_button.set_text (
 659                                 gpm.astate_string(gain_automation->automation_state()));
 660
 661                 if (_route->panner()) {
 662                         ((Gtk::Label*)panners.pan_automation_style_button.get_child())->set_text (
 663                                         panners.astyle_string(_route->panner()->automation_style()));
 664                         ((Gtk::Label*)panners.pan_automation_state_button.get_child())->set_text (
 665                                         panners.astate_string(_route->panner()->automation_state()));
 666                 }
 667
 668
 669                 Gtkmm2ext::set_size_request_to_display_given_text (name_button, longest_label.c_str(), 2, 2);
 670                 set_size_request (-1, -1);
 671                 break;
 672
 673         case Narrow:
 674
 675                 if (show_sends_button) {
 676                         show_sends_button->set_text (_("Snd"));
 677                 }
 678
 679                 gpm.gain_automation_style_button.set_text (
 680                                 gpm.short_astyle_string(gain_automation->automation_style()));
 681                 gpm.gain_automation_state_button.set_text (
 682                                 gpm.short_astate_string(gain_automation->automation_state()));
 683                 gain_meter().setup_meters (); // recalc meter width
 684
 685                 if (_route->panner()) {
 686                         ((Gtk::Label*)panners.pan_automation_style_button.get_child())->set_text (
 687                         panners.short_astyle_string(_route->panner()->automation_style()));
 688                         ((Gtk::Label*)panners.pan_automation_state_button.get_child())->set_text (
 689                         panners.short_astate_string(_route->panner()->automation_state()));
 690                 }
 691
 692                 Gtkmm2ext::set_size_request_to_display_given_text (name_button, "long", 2, 2);
 693                 set_size_request (max (50, gpm.get_gm_width()), -1);
 694                 break;
 695         }
 696
 697         processor_box.set_width (w);
 698
 699         update_input_display ();
 700         update_output_display ();
 701         setup_comment_button ();
 702         route_group_changed ();
 703         name_changed ();
 704         WidthChanged ();
 705 }
 706
 707 void
 708 MixerStrip::set_packed (bool yn)
 709 {
 710         _packed = yn;
 711
 712         if (_packed) {
 713                 set_gui_property ("visible", true);
 714         } else {
 715                 set_gui_property ("visible", false);
 716         }
 717 }
 718
 719
 720 struct RouteCompareByName {
 721         bool operator() (boost::shared_ptr<Route> a, boost::shared_ptr<Route> b) {
 722                 return a->name().compare (b->name()) < 0;
 723         }
 724 };
 725
 726 gint
 727 MixerStrip::output_press (GdkEventButton *ev)
 728 {
 729         using namespace Menu_Helpers;
 730         if (!_session->engine().connected()) {
 731                 MessageDialog msg (_("Not connected to audio engine - no I/O changes are possible"));
 732                 msg.run ();
 733                 return true;
 734         }
 735
 736         MenuList& citems = output_menu.items();
 737         switch (ev->button) {
 738
 739         case 1:
 740                 edit_output_configuration ();
 741                 break;
 742
 743         case 3:
 744         {
 745                 output_menu.set_name ("ArdourContextMenu");
 746                 citems.clear ();
 747                 output_menu_bundles.clear ();
 748
 749                 citems.push_back (MenuElem (_("Disconnect"), sigc::mem_fun (*(static_cast<RouteUI*>(this)), &RouteUI::disconnect_output)));
 750
 751                 for (DataType::iterator i = DataType::begin(); i != DataType::end(); ++i) {
 752                         citems.push_back (
 753                                 MenuElem (
 754                                         string_compose ("Add %1 port", (*i).to_i18n_string()),
 755                                         sigc::bind (sigc::mem_fun (*this, &MixerStrip::add_output_port), *i)
 756                                         )
 757                                 );
 758                 }
 759
 760                 citems.push_back (SeparatorElem());
 761                 uint32_t const n_with_separator = citems.size ();
 762
 763                 ARDOUR::BundleList current = _route->output()->bundles_connected ();
 764
 765                 boost::shared_ptr<ARDOUR::BundleList> b = _session->bundles ();
 766
 767                 /* give user bundles first chance at being in the menu */
 768
 769                 for (ARDOUR::BundleList::iterator i = b->begin(); i != b->end(); ++i) {
 770                         if (boost::dynamic_pointer_cast<UserBundle> (*i)) {
 771                                 maybe_add_bundle_to_output_menu (*i, current);
 772                         }
 773                 }
 774
 775                 for (ARDOUR::BundleList::iterator i = b->begin(); i != b->end(); ++i) {
 776                         if (boost::dynamic_pointer_cast<UserBundle> (*i) == 0) {
 777                                 maybe_add_bundle_to_output_menu (*i, current);
 778                         }
 779                 }
 780
 781                 boost::shared_ptr<ARDOUR::RouteList> routes = _session->get_routes ();
 782                 RouteList copy = *routes;
 783                 copy.sort (RouteCompareByName ());
 784                 for (ARDOUR::RouteList::const_iterator i = copy.begin(); i != copy.end(); ++i) {
 785                         maybe_add_bundle_to_output_menu ((*i)->input()->bundle(), current);
 786                 }
 787
 788                 if (citems.size() == n_with_separator) {
 789                         /* no routes added; remove the separator */
 790                         citems.pop_back ();
 791                 }
 792
 793                 output_menu.popup (1, ev->time);
 794                 break;
 795         }
 796
 797         default:
 798                 break;
 799         }
 800         return TRUE;
 801 }
 802
 803 void
 804 MixerStrip::edit_output_configuration ()
 805 {
 806         if (output_selector == 0) {
 807
 808                 boost::shared_ptr<Send> send;
 809                 boost::shared_ptr<IO> output;
 810
 811                 if ((send = boost::dynamic_pointer_cast<Send>(_current_delivery)) != 0) {
 812                         if (!boost::dynamic_pointer_cast<InternalSend>(send)) {
 813                                 output = send->output();
 814                         } else {
 815                                 output = _route->output ();
 816                         }
 817                 } else {
 818                         output = _route->output ();
 819                 }
 820
 821                 output_selector = new IOSelectorWindow (_session, output);
 822         }
 823
 824         if (output_selector->is_visible()) {
 825                 output_selector->get_toplevel()->get_window()->raise();
 826         } else {
 827                 output_selector->present ();
 828         }
 829
 830         output_selector->set_keep_above (true);
 831 }
 832
 833 void
 834 MixerStrip::edit_input_configuration ()
 835 {
 836         if (input_selector == 0) {
 837                 input_selector = new IOSelectorWindow (_session, _route->input());
 838         }
 839
 840         if (input_selector->is_visible()) {
 841                 input_selector->get_toplevel()->get_window()->raise();
 842         } else {
 843                 input_selector->present ();
 844         }
 845
 846         input_selector->set_keep_above (true);
 847 }
 848
 849 gint
 850 MixerStrip::input_press (GdkEventButton *ev)
 851 {
 852         using namespace Menu_Helpers;
 853
 854         MenuList& citems = input_menu.items();
 855         input_menu.set_name ("ArdourContextMenu");
 856         citems.clear();
 857
 858         if (!_session->engine().connected()) {
 859                 MessageDialog msg (_("Not connected to audio engine - no I/O changes are possible"));
 860                 msg.run ();
 861                 return true;
 862         }
 863
 864         if (_session->actively_recording() && _route->record_enabled())
 865                 return true;
 866
 867         switch (ev->button) {
 868
 869         case 1:
 870                 edit_input_configuration ();
 871                 break;
 872
 873         case 3:
 874         {
 875                 citems.push_back (MenuElem (_("Disconnect"), sigc::mem_fun (*(static_cast<RouteUI*>(this)), &RouteUI::disconnect_input)));
 876
 877                 for (DataType::iterator i = DataType::begin(); i != DataType::end(); ++i) {
 878                         citems.push_back (
 879                                 MenuElem (
 880                                         string_compose ("Add %1 port", (*i).to_i18n_string()),
 881                                         sigc::bind (sigc::mem_fun (*this, &MixerStrip::add_input_port), *i)
 882                                         )
 883                                 );
 884                 }
 885
 886                 citems.push_back (SeparatorElem());
 887                 uint32_t const n_with_separator = citems.size ();
 888
 889                 input_menu_bundles.clear ();
 890
 891                 ARDOUR::BundleList current = _route->input()->bundles_connected ();
 892
 893                 boost::shared_ptr<ARDOUR::BundleList> b = _session->bundles ();
 894
 895                 /* give user bundles first chance at being in the menu */
 896
 897                 for (ARDOUR::BundleList::iterator i = b->begin(); i != b->end(); ++i) {
 898                         if (boost::dynamic_pointer_cast<UserBundle> (*i)) {
 899                                 maybe_add_bundle_to_input_menu (*i, current);
 900                         }
 901                 }
 902
 903                 for (ARDOUR::BundleList::iterator i = b->begin(); i != b->end(); ++i) {
 904                         if (boost::dynamic_pointer_cast<UserBundle> (*i) == 0) {
 905                                 maybe_add_bundle_to_input_menu (*i, current);
 906                         }
 907                 }
 908
 909                 boost::shared_ptr<ARDOUR::RouteList> routes = _session->get_routes ();
 910                 RouteList copy = *routes;
 911                 copy.sort (RouteCompareByName ());
 912                 for (ARDOUR::RouteList::const_iterator i = copy.begin(); i != copy.end(); ++i) {
 913                         maybe_add_bundle_to_input_menu ((*i)->output()->bundle(), current);
 914                 }
 915
 916                 if (citems.size() == n_with_separator) {
 917                         /* no routes added; remove the separator */
 918                         citems.pop_back ();
 919                 }
 920
 921                 input_menu.popup (1, ev->time);
 922                 break;
 923         }
 924         default:
 925                 break;
 926         }
 927         return TRUE;
 928 }
 929
 930 void
 931 MixerStrip::bundle_input_chosen (boost::shared_ptr<ARDOUR::Bundle> c)
 932 {
 933         if (ignore_toggle) {
 934                 return;
 935         }
 936
 937         ARDOUR::BundleList current = _route->input()->bundles_connected ();
 938
 939         if (std::find (current.begin(), current.end(), c) == current.end()) {
 940                 _route->input()->connect_ports_to_bundle (c, true, this);
 941         } else {
 942                 _route->input()->disconnect_ports_from_bundle (c, this);
 943         }
 944 }
 945
 946 void
 947 MixerStrip::bundle_output_chosen (boost::shared_ptr<ARDOUR::Bundle> c)
 948 {
 949         if (ignore_toggle) {
 950                 return;
 951         }
 952
 953         ARDOUR::BundleList current = _route->output()->bundles_connected ();
 954
 955         if (std::find (current.begin(), current.end(), c) == current.end()) {
 956                 _route->output()->connect_ports_to_bundle (c, true, this);
 957         } else {
 958                 _route->output()->disconnect_ports_from_bundle (c, this);
 959         }
 960 }
 961
 962 void
 963 MixerStrip::maybe_add_bundle_to_input_menu (boost::shared_ptr<Bundle> b, ARDOUR::BundleList const& /*current*/)
 964 {
 965         using namespace Menu_Helpers;
 966
 967         if (b->ports_are_outputs() == false || b->nchannels() != _route->n_inputs() || *b == *_route->output()->bundle()) {
 968                 return;
 969         }
 970
 971         list<boost::shared_ptr<Bundle> >::iterator i = input_menu_bundles.begin ();
 972         while (i != input_menu_bundles.end() && b->has_same_ports (*i) == false) {
 973                 ++i;
 974         }
 975
 976         if (i != input_menu_bundles.end()) {
 977                 return;
 978         }
 979
 980         input_menu_bundles.push_back (b);
 981
 982         MenuList& citems = input_menu.items();
 983
 984         std::string n = b->name ();
 985         replace_all (n, "_", " ");
 986
 987         citems.push_back (MenuElem (n, sigc::bind (sigc::mem_fun(*this, &MixerStrip::bundle_input_chosen), b)));
 988 }
 989
 990 void
 991 MixerStrip::maybe_add_bundle_to_output_menu (boost::shared_ptr<Bundle> b, ARDOUR::BundleList const& /*current*/)
 992 {
 993         using namespace Menu_Helpers;
 994
 995         if (b->ports_are_inputs() == false || b->nchannels() != _route->n_outputs() || *b == *_route->input()->bundle()) {
 996                 return;
 997         }
 998
 999         list<boost::shared_ptr<Bundle> >::iterator i = output_menu_bundles.begin ();
1000         while (i != output_menu_bundles.end() && b->has_same_ports (*i) == false) {
1001                 ++i;
1002         }
1003
1004         if (i != output_menu_bundles.end()) {
1005                 return;
1006         }
1007
1008         output_menu_bundles.push_back (b);
1009
1010         MenuList& citems = output_menu.items();
1011
1012         std::string n = b->name ();
1013         replace_all (n, "_", " ");
1014
1015         citems.push_back (MenuElem (n, sigc::bind (sigc::mem_fun(*this, &MixerStrip::bundle_output_chosen), b)));
1016 }
1017
1018 void
1019 MixerStrip::update_diskstream_display ()
1020 {
1021         if (is_track() && input_selector) {
1022                         input_selector->hide_all ();
1023         }
1024
1025         route_color_changed ();
1026 }
1027
1028 void
1029 MixerStrip::connect_to_pan ()
1030 {
1031         ENSURE_GUI_THREAD (*this, &MixerStrip::connect_to_pan)
1032
1033         panstate_connection.disconnect ();
1034         panstyle_connection.disconnect ();
1035
1036         if (!_route->panner()) {
1037                 return;
1038         }
1039
1040         boost::shared_ptr<Pannable> p = _route->pannable ();
1041
1042         p->automation_state_changed.connect (panstate_connection, invalidator (*this), boost::bind (&PannerUI::pan_automation_state_changed, &panners), gui_context());
1043         p->automation_style_changed.connect (panstyle_connection, invalidator (*this), boost::bind (&PannerUI::pan_automation_style_changed, &panners), gui_context());
1044
1045         /* This call reduncant, PannerUI::set_panner() connects to _panshell->Changed itself
1046          * However, that only works a panner was previously set.
1047          *
1048          * PannerUI must remain subscribed to _panshell->Changed() in case
1049          * we switch the panner eg. AUX-Send and back
1050          * _route->panner_shell()->Changed() vs _panshell->Changed
1051          */
1052         if (panners._panner == 0) {
1053                 panners.panshell_changed ();
1054         }
1055         update_panner_choices();
1056 }
1057
1058 void
1059 MixerStrip::update_panner_choices ()
1060 {
1061         ENSURE_GUI_THREAD (*this, &MixerStrip::update_panner_choices)
1062         if (!_route->panner_shell()) { return; }
1063
1064         uint32_t in = _route->output()->n_ports().n_audio();
1065         uint32_t out = in;
1066         if (_route->panner()) {
1067                 in = _route->panner()->in().n_audio();
1068         }
1069
1070         panners.set_available_panners(PannerManager::instance().PannerManager::get_available_panners(in, out));
1071 }
1072
1073 /*
1074  * Output port labelling
1075  * =====================
1076  *
1077  * Case 1: Each output has one connection, all connections are to system:playback_%i
1078  *   out 1 -> system:playback_1
1079  *   out 2 -> system:playback_2
1080  *   out 3 -> system:playback_3
1081  *   Display as: 1/2/3
1082  *
1083  * Case 2: Each output has one connection, all connections are to ardour:track_x/in 1
1084  *   out 1 -> ardour:track_x/in 1
1085  *   out 2 -> ardour:track_x/in 2
1086  *   Display as: track_x
1087  *
1088  * Case 3: Each output has one connection, all connections are to Jack client "program x"
1089  *   out 1 -> program x:foo
1090  *   out 2 -> program x:foo
1091  *   Display as: program x
1092  *
1093  * Case 4: No connections (Disconnected)
1094  *   Display as: -
1095  *
1096  * Default case (unusual routing):
1097  *   Display as: *number of connections*
1098  *
1099  * Tooltips
1100  * ========
1101  * .-----------------------------------------------.
1102  * | Mixdown                                       |
1103  * | out 1 -> ardour:master/in 1, jamin:input/in 1 |
1104  * | out 2 -> ardour:master/in 2, jamin:input/in 2 |
1105  * '-----------------------------------------------'
1106  * .-----------------------------------------------.
1107  * | Guitar SM58                                   |
1108  * | Disconnected                                  |
1109  * '-----------------------------------------------'
1110  */
1111
1112 void
1113 MixerStrip::update_io_button (boost::shared_ptr<ARDOUR::Route> route, Width width, bool for_input)
1114 {
1115         uint32_t io_count;
1116         uint32_t io_index;
1117         boost::shared_ptr<Port> port;
1118         vector<string> port_connections;
1119
1120         uint32_t total_connection_count = 0;
1121         uint32_t io_connection_count = 0;
1122         uint32_t ardour_connection_count = 0;
1123         uint32_t system_connection_count = 0;
1124         uint32_t other_connection_count = 0;
1125
1126         ostringstream label;
1127         string label_string;
1128
1129         bool have_label = false;
1130         bool each_io_has_one_connection = true;
1131
1132         string connection_name;
1133         string ardour_track_name;
1134         string other_connection_type;
1135         string system_ports;
1136         string system_port;
1137
1138         ostringstream tooltip;
1139         char * tooltip_cstr;
1140
1141         if (for_input) {
1142                 io_count = route->n_inputs().n_total();
1143                 tooltip << string_compose (_("<b>INPUT</b> to %1"), Glib::Markup::escape_text(route->name()));
1144         } else {
1145                 io_count = route->n_outputs().n_total();
1146                 tooltip << string_compose (_("<b>OUTPUT</b> from %1"), Glib::Markup::escape_text(route->name()));
1147         }
1148
1149
1150         for (io_index = 0; io_index < io_count; ++io_index) {
1151                 if (for_input) {
1152                         port = route->input()->nth (io_index);
1153                 } else {
1154                         port = route->output()->nth (io_index);
1155                 }
1156
1157                 port_connections.clear ();
1158                 port->get_connections(port_connections);
1159                 io_connection_count = 0;
1160
1161                 if (!port_connections.empty()) {
1162                         for (vector<string>::iterator i = port_connections.begin(); i != port_connections.end(); ++i) {
1163                                 string& connection_name (*i);
1164
1165                                 if (io_connection_count == 0) {
1166                                         tooltip << endl << Glib::Markup::escape_text(port->name().substr(port->name().find("/") + 1)) << " -> " << Glib::Markup::escape_text(connection_name);
1167                                 } else {
1168                                         tooltip << ", " << Glib::Markup::escape_text(connection_name);
1169                                 }
1170
1171                                 if (connection_name.find("ardour:") == 0) {
1172                                         if (ardour_track_name.empty()) {
1173                                                 // "ardour:Master/in 1" -> "ardour:Master/"
1174                                                 string::size_type slash = connection_name.find("/");
1175                                                 if (slash != string::npos) {
1176                                                         ardour_track_name = connection_name.substr(0, slash + 1);
1177                                                 }
1178                                         }
1179
1180                                         if (connection_name.find(ardour_track_name) == 0) {
1181                                                 ++ardour_connection_count;
1182                                         }
1183                                 } else if (connection_name.find("system:") == 0) {
1184                                         if (for_input) {
1185                                                 // "system:capture_123" -> "123"
1186                                                 system_port = connection_name.substr(15);
1187                                         } else {
1188                                                 // "system:playback_123" -> "123"
1189                                                 system_port = connection_name.substr(16);
1190                                         }
1191
1192                                         if (system_ports.empty()) {
1193                                                 system_ports += system_port;
1194                                         } else {
1195                                                 system_ports += "/" + system_port;
1196                                         }
1197
1198                                         ++system_connection_count;
1199                                 } else {
1200                                         if (other_connection_type.empty()) {
1201                                                 // "jamin:in 1" -> "jamin:"
1202                                                 other_connection_type = connection_name.substr(0, connection_name.find(":") + 1);
1203                                         }
1204
1205                                         if (connection_name.find(other_connection_type) == 0) {
1206                                                 ++other_connection_count;
1207                                         }
1208                                 }
1209
1210                                 ++total_connection_count;
1211                                 ++io_connection_count;
1212                         }
1213                 }
1214
1215                 if (io_connection_count != 1) {
1216                         each_io_has_one_connection = false;
1217                 }
1218         }
1219
1220         if (total_connection_count == 0) {
1221                 tooltip << endl << _("Disconnected");
1222         }
1223
1224         tooltip_cstr = new char[tooltip.str().size() + 1];
1225         strcpy(tooltip_cstr, tooltip.str().c_str());
1226
1227         if (for_input) {
1228                 ARDOUR_UI::instance()->set_tip (&input_button, tooltip_cstr, "");
1229         } else {
1230                 ARDOUR_UI::instance()->set_tip (&output_button, tooltip_cstr, "");
1231         }
1232
1233         if (each_io_has_one_connection) {
1234                 if (total_connection_count == ardour_connection_count) {
1235                         // all connections are to the same track in ardour
1236                         // "ardour:Master/" -> "Master"
1237                         string::size_type slash = ardour_track_name.find("/");
1238                         if (slash != string::npos) {
1239                                 label << ardour_track_name.substr(7, slash - 7);
1240                                 have_label = true;
1241                         }
1242                 }
1243                 else if (total_connection_count == system_connection_count) {
1244                         // all connections are to system ports
1245                         label << system_ports;
1246                         have_label = true;
1247                 }
1248                 else if (total_connection_count == other_connection_count) {
1249                         // all connections are to the same external program eg jamin
1250                         // "jamin:" -> "jamin"
1251                         label << other_connection_type.substr(0, other_connection_type.size() - 1);
1252                         have_label = true;
1253                 }
1254         }
1255
1256         if (!have_label) {
1257                 if (total_connection_count == 0) {
1258                         // Disconnected
1259                         label << "-";
1260                 } else {
1261                         // Odd configuration
1262                         label << "*" << total_connection_count << "*";
1263                 }
1264         }
1265
1266         switch (width) {
1267         case Wide:
1268                 label_string = label.str().substr(0, 7);
1269                 break;
1270         case Narrow:
1271                 label_string = label.str().substr(0, 3);
1272                 break;
1273         }
1274
1275         if (for_input) {
1276                 input_button.set_text (label_string);
1277         } else {
1278                 output_button.set_text (label_string);
1279         }
1280 }
1281
1282 void
1283 MixerStrip::update_input_display ()
1284 {
1285         update_io_button (_route, _width, true);
1286         panners.setup_pan ();
1287
1288         if (has_audio_outputs ()) {
1289                 panners.show_all ();
1290         } else {
1291                 panners.hide_all ();
1292         }
1293
1294 }
1295
1296 void
1297 MixerStrip::update_output_display ()
1298 {
1299         update_io_button (_route, _width, false);
1300         gpm.setup_meters ();
1301         panners.setup_pan ();
1302
1303         if (has_audio_outputs ()) {
1304                 panners.show_all ();
1305         } else {
1306                 panners.hide_all ();
1307         }
1308 }
1309
1310 void
1311 MixerStrip::fast_update ()
1312 {
1313         gpm.update_meters ();
1314 }
1315
1316 void
1317 MixerStrip::diskstream_changed ()
1318 {
1319         Gtkmm2ext::UI::instance()->call_slot (invalidator (*this), boost::bind (&MixerStrip::update_diskstream_display, this));
1320 }
1321
1322 void
1323 MixerStrip::io_changed_proxy ()
1324 {
1325         Glib::signal_idle().connect_once (sigc::mem_fun (*this, &MixerStrip::update_panner_choices));
1326 }
1327
1328 void
1329 MixerStrip::port_connected_or_disconnected (boost::weak_ptr<Port> wa, boost::weak_ptr<Port> wb)
1330 {
1331         boost::shared_ptr<Port> a = wa.lock ();
1332         boost::shared_ptr<Port> b = wb.lock ();
1333
1334         if ((a && _route->input()->has_port (a)) || (b && _route->input()->has_port (b))) {
1335                 update_input_display ();
1336                 set_width_enum (_width, this);
1337         }
1338
1339         if ((a && _route->output()->has_port (a)) || (b && _route->output()->has_port (b))) {
1340                 update_output_display ();
1341                 set_width_enum (_width, this);
1342         }
1343 }
1344
1345 void
1346 MixerStrip::setup_comment_button ()
1347 {
1348         switch (_width) {
1349
1350         case Wide:
1351                 if (_route->comment().empty ()) {
1352                         _comment_button.unset_bg (STATE_NORMAL);
1353                         _comment_button.set_text (_("Comments"));
1354                 } else {
1355                         _comment_button.modify_bg (STATE_NORMAL, color ());
1356                         _comment_button.set_text (_("*Comments*"));
1357                 }
1358                 break;
1359
1360         case Narrow:
1361                 if (_route->comment().empty ()) {
1362                         _comment_button.unset_bg (STATE_NORMAL);
1363                         _comment_button.set_text (_("Cmt"));
1364                 } else {
1365                         _comment_button.modify_bg (STATE_NORMAL, color ());
1366                         _comment_button.set_text (_("*Cmt*"));
1367                 }
1368                 break;
1369         }
1370
1371         ARDOUR_UI::instance()->set_tip (
1372                 _comment_button, _route->comment().empty() ? _("Click to Add/Edit Comments") : _route->comment()
1373                 );
1374 }
1375
1376 void
1377 MixerStrip::comment_editor_done_editing ()
1378 {
1379         string const str = comment_area->get_buffer()->get_text();
1380         if (str == _route->comment ()) {
1381                 return;
1382         }
1383
1384         _route->set_comment (str, this);
1385         setup_comment_button ();
1386 }
1387
1388 void
1389 MixerStrip::toggle_comment_editor ()
1390 {
1391         if (ignore_toggle) {
1392                 return;
1393         }
1394
1395         if (comment_window && comment_window->is_visible ()) {
1396                 comment_window->hide ();
1397         } else {
1398                 open_comment_editor ();
1399         }
1400 }
1401
1402 void
1403 MixerStrip::open_comment_editor ()
1404 {
1405         if (comment_window == 0) {
1406                 setup_comment_editor ();
1407         }
1408
1409         string title;
1410         title = _route->name();
1411         title += _(": comment editor");
1412
1413         comment_window->set_title (title);
1414         comment_window->present();
1415 }
1416
1417 void
1418 MixerStrip::setup_comment_editor ()
1419 {
1420         comment_window = new ArdourWindow (""); // title will be reset to show route
1421         comment_window->set_skip_taskbar_hint (true);
1422         comment_window->signal_hide().connect (sigc::mem_fun(*this, &MixerStrip::comment_editor_done_editing));
1423         comment_window->set_default_size (400, 200);
1424
1425         comment_area = manage (new TextView());
1426         comment_area->set_name ("MixerTrackCommentArea");
1427         comment_area->set_wrap_mode (WRAP_WORD);
1428         comment_area->set_editable (true);
1429         comment_area->get_buffer()->set_text (_route->comment());
1430         comment_area->show ();
1431
1432         comment_window->add (*comment_area);
1433 }
1434
1435 void
1436 MixerStrip::comment_changed (void *src)
1437 {
1438         ENSURE_GUI_THREAD (*this, &MixerStrip::comment_changed, src)
1439
1440         if (src != this) {
1441                 ignore_comment_edit = true;
1442                 if (comment_area) {
1443                         comment_area->get_buffer()->set_text (_route->comment());
1444                 }
1445                 ignore_comment_edit = false;
1446         }
1447 }
1448
1449 bool
1450 MixerStrip::select_route_group (GdkEventButton *ev)
1451 {
1452         using namespace Menu_Helpers;
1453
1454         if (ev->button == 1) {
1455
1456                 if (group_menu == 0) {
1457
1458                         PropertyList* plist = new PropertyList();
1459
1460                         plist->add (Properties::gain, true);
1461                         plist->add (Properties::mute, true);
1462                         plist->add (Properties::solo, true);
1463
1464                         group_menu = new RouteGroupMenu (_session, plist);
1465                 }
1466
1467                 WeakRouteList r;
1468                 r.push_back (route ());
1469                 group_menu->build (r);
1470                 group_menu->menu()->popup (1, ev->time);
1471         }
1472
1473         return true;
1474 }
1475
1476 void
1477 MixerStrip::route_group_changed ()
1478 {
1479         ENSURE_GUI_THREAD (*this, &MixerStrip::route_group_changed)
1480
1481         RouteGroup *rg = _route->route_group();
1482
1483         if (rg) {
1484                 group_button.set_text (PBD::short_version (rg->name(), 5));
1485         } else {
1486                 switch (_width) {
1487                 case Wide:
1488                         group_button.set_text (_("Grp"));
1489                         break;
1490                 case Narrow:
1491                         group_button.set_text (_("~G"));
1492                         break;
1493                 }
1494         }
1495 }
1496
1497 void
1498 MixerStrip::route_color_changed ()
1499 {
1500         name_button.modify_bg (STATE_NORMAL, color());
1501         top_event_box.modify_bg (STATE_NORMAL, color());
1502         reset_strip_style ();
1503 }
1504
1505 void
1506 MixerStrip::show_passthru_color ()
1507 {
1508         reset_strip_style ();
1509 }
1510
1511 void
1512 MixerStrip::build_route_ops_menu ()
1513 {
1514         using namespace Menu_Helpers;
1515         route_ops_menu = new Menu;
1516         route_ops_menu->set_name ("ArdourContextMenu");
1517
1518         MenuList& items = route_ops_menu->items();
1519
1520         items.push_back (MenuElem (_("Comments..."), sigc::mem_fun (*this, &MixerStrip::open_comment_editor)));
1521         if (!_route->is_master()) {
1522                 items.push_back (MenuElem (_("Save As Template..."), sigc::mem_fun(*this, &RouteUI::save_as_template)));
1523         }
1524         items.push_back (MenuElem (_("Rename..."), sigc::mem_fun(*this, &RouteUI::route_rename)));
1525         rename_menu_item = &items.back();
1526
1527         items.push_back (SeparatorElem());
1528         items.push_back (CheckMenuElem (_("Active")));
1529         Gtk::CheckMenuItem* i = dynamic_cast<Gtk::CheckMenuItem *> (&items.back());
1530         i->set_active (_route->active());
1531         i->set_sensitive(! _session->transport_rolling());
1532         i->signal_activate().connect (sigc::bind (sigc::mem_fun (*this, &RouteUI::set_route_active), !_route->active(), false));
1533
1534         items.push_back (SeparatorElem());
1535
1536         items.push_back (MenuElem (_("Adjust Latency..."), sigc::mem_fun (*this, &RouteUI::adjust_latency)));
1537
1538         items.push_back (SeparatorElem());
1539         items.push_back (CheckMenuElem (_("Protect Against Denormals"), sigc::mem_fun (*this, &RouteUI::toggle_denormal_protection)));
1540         denormal_menu_item = dynamic_cast<Gtk::CheckMenuItem *> (&items.back());
1541         denormal_menu_item->set_active (_route->denormal_protection());
1542
1543         if (!Profile->get_sae()) {
1544                 items.push_back (SeparatorElem());
1545                 items.push_back (MenuElem (_("Remote Control ID..."), sigc::mem_fun (*this, &RouteUI::open_remote_control_id_dialog)));
1546         }
1547
1548         items.push_back (SeparatorElem());
1549         items.push_back (MenuElem (_("Remove"), sigc::bind (sigc::mem_fun(*this, &RouteUI::remove_this_route), false)));
1550 }
1551
1552 gboolean
1553 MixerStrip::name_button_button_press (GdkEventButton* ev)
1554 {
1555         /* show menu for either button 1 or 3, so as not to confuse people
1556            and also not hide stuff from them.
1557         */
1558
1559         if (ev->button == 3 || ev->button == 1) {
1560                 list_route_operations ();
1561
1562                 /* do not allow rename if the track is record-enabled */
1563                 rename_menu_item->set_sensitive (!_route->record_enabled());
1564                 route_ops_menu->popup (1, ev->time);
1565         }
1566
1567         return false;
1568 }
1569
1570 void
1571 MixerStrip::list_route_operations ()
1572 {
1573         delete route_ops_menu;
1574         build_route_ops_menu ();
1575 }
1576
1577 void
1578 MixerStrip::set_selected (bool yn)
1579 {
1580         AxisView::set_selected (yn);
1581         if (_selected) {
1582                 global_frame.set_shadow_type (Gtk::SHADOW_ETCHED_OUT);
1583                 global_frame.set_name ("MixerStripSelectedFrame");
1584         } else {
1585                 global_frame.set_shadow_type (Gtk::SHADOW_IN);
1586                 global_frame.set_name ("MixerStripFrame");
1587         }
1588         global_frame.queue_draw ();
1589 }
1590
1591 void
1592 MixerStrip::property_changed (const PropertyChange& what_changed)
1593 {
1594         RouteUI::property_changed (what_changed);
1595
1596         if (what_changed.contains (ARDOUR::Properties::name)) {
1597                 name_changed ();
1598         }
1599 }
1600
1601 void
1602 MixerStrip::name_changed ()
1603 {
1604         switch (_width) {
1605         case Wide:
1606                 if (_session->config.get_track_name_number()) {
1607                         name_button.set_markup(track_number_to_string (_route->track_number (), " ", _route->name ()));
1608                 } else {
1609                         name_button.set_text (_route->name());
1610                 }
1611                 break;
1612         case Narrow:
1613                 if (_session->config.get_track_name_number()) {
1614                         name_button.set_markup(track_number_to_string (_route->track_number (), " ",
1615                                                 PBD::short_version (_route->name (), 5)));
1616                 } else {
1617                         name_button.set_text (PBD::short_version (_route->name(), 5));
1618                 }
1619                 break;
1620         }
1621
1622         ARDOUR_UI::instance()->set_tip (name_button, _route->name());
1623 }
1624
1625 void
1626 MixerStrip::name_button_resized (Gtk::Allocation& alloc)
1627 {
1628         name_button.layout()->set_width (alloc.get_width() * PANGO_SCALE);
1629 }
1630
1631 bool
1632 MixerStrip::width_button_pressed (GdkEventButton* ev)
1633 {
1634         if (ev->button != 1) {
1635                 return false;
1636         }
1637
1638         if (Keyboard::modifier_state_contains (ev->state, Keyboard::ModifierMask (Keyboard::PrimaryModifier | Keyboard::TertiaryModifier)) && _mixer_owned) {
1639                 switch (_width) {
1640                 case Wide:
1641                         _mixer.set_strip_width (Narrow, true);
1642                         break;
1643
1644                 case Narrow:
1645                         _mixer.set_strip_width (Wide, true);
1646                         break;
1647                 }
1648         } else {
1649                 switch (_width) {
1650                 case Wide:
1651                         set_width_enum (Narrow, this);
1652                         break;
1653                 case Narrow:
1654                         set_width_enum (Wide, this);
1655                         break;
1656                 }
1657         }
1658
1659         return true;
1660 }
1661
1662 void
1663 MixerStrip::hide_clicked ()
1664 {
1665         // LAME fix to reset the button status for when it is redisplayed (part 1)
1666         hide_button.set_sensitive(false);
1667
1668         if (_embedded) {
1669                 Hiding(); /* EMIT_SIGNAL */
1670         } else {
1671                 _mixer.hide_strip (this);
1672         }
1673
1674         // (part 2)
1675         hide_button.set_sensitive(true);
1676 }
1677
1678 void
1679 MixerStrip::set_embedded (bool yn)
1680 {
1681         _embedded = yn;
1682 }
1683
1684 void
1685 MixerStrip::map_frozen ()
1686 {
1687         ENSURE_GUI_THREAD (*this, &MixerStrip::map_frozen)
1688
1689         boost::shared_ptr<AudioTrack> at = audio_track();
1690
1691         if (at) {
1692                 switch (at->freeze_state()) {
1693                 case AudioTrack::Frozen:
1694                         processor_box.set_sensitive (false);
1695                         hide_redirect_editors ();
1696                         break;
1697                 default:
1698                         processor_box.set_sensitive (true);
1699                         // XXX need some way, maybe, to retoggle redirect editors
1700                         break;
1701                 }
1702         }
1703 }
1704
1705 void
1706 MixerStrip::hide_redirect_editors ()
1707 {
1708         _route->foreach_processor (sigc::mem_fun (*this, &MixerStrip::hide_processor_editor));
1709 }
1710
1711 void
1712 MixerStrip::hide_processor_editor (boost::weak_ptr<Processor> p)
1713 {
1714         boost::shared_ptr<Processor> processor (p.lock ());
1715         if (!processor) {
1716                 return;
1717         }
1718
1719         Gtk::Window* w = processor_box.get_processor_ui (processor);
1720
1721         if (w) {
1722                 w->hide ();
1723         }
1724 }
1725
1726 void
1727 MixerStrip::reset_strip_style ()
1728 {
1729         if (_current_delivery && boost::dynamic_pointer_cast<Send>(_current_delivery)) {
1730
1731                 gpm.set_fader_name ("SendStripBase");
1732
1733         } else {
1734
1735                 if (is_midi_track()) {
1736                         if (_route->active()) {
1737                                 set_name ("MidiTrackStripBase");
1738                         } else {
1739                                 set_name ("MidiTrackStripBaseInactive");
1740                         }
1741                         gpm.set_fader_name ("MidiTrackFader");
1742                 } else if (is_audio_track()) {
1743                         if (_route->active()) {
1744                                 set_name ("AudioTrackStripBase");
1745                         } else {
1746                                 set_name ("AudioTrackStripBaseInactive");
1747                         }
1748                         gpm.set_fader_name ("AudioTrackFader");
1749                 } else {
1750                         if (_route->active()) {
1751                                 set_name ("AudioBusStripBase");
1752                         } else {
1753                                 set_name ("AudioBusStripBaseInactive");
1754                         }
1755                         gpm.set_fader_name ("AudioBusFader");
1756
1757                         /* (no MIDI busses yet) */
1758                 }
1759         }
1760 }
1761
1762
1763 void
1764 MixerStrip::engine_stopped ()
1765 {
1766 }
1767
1768 void
1769 MixerStrip::engine_running ()
1770 {
1771 }
1772
1773 string
1774 MixerStrip::meter_point_string (MeterPoint mp)
1775 {
1776         switch (_width) {
1777         case Wide:
1778                 switch (mp) {
1779                 case MeterInput:
1780                         return _("in");
1781                         break;
1782
1783                 case MeterPreFader:
1784                         return _("pre");
1785                         break;
1786
1787                 case MeterPostFader:
1788                         return _("post");
1789                         break;
1790
1791                 case MeterOutput:
1792                         return _("out");
1793                         break;
1794
1795                 case MeterCustom:
1796                 default:
1797                         return _("custom");
1798                         break;
1799                 }
1800                 break;
1801         case Narrow:
1802                 switch (mp) {
1803                 case MeterInput:
1804                         return _("in");
1805                         break;
1806
1807                 case MeterPreFader:
1808                         return _("pr");
1809                         break;
1810
1811                 case MeterPostFader:
1812                         return _("po");
1813                         break;
1814
1815                 case MeterOutput:
1816                         return _("o");
1817                         break;
1818
1819                 case MeterCustom:
1820                 default:
1821                         return _("c");
1822                         break;
1823                 }
1824                 break;
1825         }
1826
1827         return string();
1828 }
1829
1830 /** Called when the metering point has changed */
1831 void
1832 MixerStrip::meter_changed ()
1833 {
1834         meter_point_button.set_text (meter_point_string (_route->meter_point()));
1835         gpm.setup_meters ();
1836         // reset peak when meter point changes
1837         gpm.reset_peak_display();
1838 }
1839
1840 /** The bus that we are displaying sends to has changed, or been turned off.
1841  *  @param send_to New bus that we are displaying sends to, or 0.
1842  */
1843 void
1844 MixerStrip::bus_send_display_changed (boost::shared_ptr<Route> send_to)
1845 {
1846         RouteUI::bus_send_display_changed (send_to);
1847
1848         if (send_to) {
1849                 boost::shared_ptr<Send> send = _route->internal_send_for (send_to);
1850
1851                 if (send) {
1852                         show_send (send);
1853                 } else {
1854                         revert_to_default_display ();
1855                 }
1856         } else {
1857                 revert_to_default_display ();
1858         }
1859 }
1860
1861 void
1862 MixerStrip::drop_send ()
1863 {
1864         boost::shared_ptr<Send> current_send;
1865
1866         if (_current_delivery && ((current_send = boost::dynamic_pointer_cast<Send>(_current_delivery)) != 0)) {
1867                 current_send->set_metering (false);
1868         }
1869
1870         send_gone_connection.disconnect ();
1871         input_button.set_sensitive (true);
1872         output_button.set_sensitive (true);
1873         group_button.set_sensitive (true);
1874         set_invert_sensitive (true);
1875         meter_point_button.set_sensitive (true);
1876         mute_button->set_sensitive (true);
1877         solo_button->set_sensitive (true);
1878         rec_enable_button->set_sensitive (true);
1879         solo_isolated_led->set_sensitive (true);
1880         solo_safe_led->set_sensitive (true);
1881         monitor_input_button->set_sensitive (true);
1882         monitor_disk_button->set_sensitive (true);
1883         _comment_button.set_sensitive (true);
1884 }
1885
1886 void
1887 MixerStrip::set_current_delivery (boost::shared_ptr<Delivery> d)
1888 {
1889         _current_delivery = d;
1890         DeliveryChanged (_current_delivery);
1891 }
1892
1893 void
1894 MixerStrip::show_send (boost::shared_ptr<Send> send)
1895 {
1896         assert (send != 0);
1897
1898         drop_send ();
1899
1900         set_current_delivery (send);
1901
1902         send->meter()->set_type(_route->shared_peak_meter()->get_type());
1903         send->set_metering (true);
1904         _current_delivery->DropReferences.connect (send_gone_connection, invalidator (*this), boost::bind (&MixerStrip::revert_to_default_display, this), gui_context());
1905
1906         gain_meter().set_controls (_route, send->meter(), send->amp());
1907         gain_meter().setup_meters ();
1908
1909         uint32_t const in = _current_delivery->pans_required();
1910         uint32_t const out = _current_delivery->pan_outs();
1911
1912         panner_ui().set_panner (_current_delivery->panner_shell(), _current_delivery->panner());
1913         panner_ui().set_available_panners(PannerManager::instance().PannerManager::get_available_panners(in, out));
1914         panner_ui().setup_pan ();
1915         panner_ui().set_send_drawing_mode (true);
1916         panner_ui().show_all ();
1917
1918         input_button.set_sensitive (false);
1919         group_button.set_sensitive (false);
1920         set_invert_sensitive (false);
1921         meter_point_button.set_sensitive (false);
1922         mute_button->set_sensitive (false);
1923         solo_button->set_sensitive (false);
1924         rec_enable_button->set_sensitive (false);
1925         solo_isolated_led->set_sensitive (false);
1926         solo_safe_led->set_sensitive (false);
1927         monitor_input_button->set_sensitive (false);
1928         monitor_disk_button->set_sensitive (false);
1929         _comment_button.set_sensitive (false);
1930
1931         if (boost::dynamic_pointer_cast<InternalSend>(send)) {
1932                 output_button.set_sensitive (false);
1933         }
1934
1935         reset_strip_style ();
1936 }
1937
1938 void
1939 MixerStrip::revert_to_default_display ()
1940 {
1941         drop_send ();
1942
1943         set_current_delivery (_route->main_outs ());
1944
1945         gain_meter().set_controls (_route, _route->shared_peak_meter(), _route->amp());
1946         gain_meter().setup_meters ();
1947
1948         panner_ui().set_panner (_route->main_outs()->panner_shell(), _route->main_outs()->panner());
1949         update_panner_choices();
1950         panner_ui().setup_pan ();
1951         panner_ui().set_send_drawing_mode (false);
1952
1953         if (has_audio_outputs ()) {
1954                 panners.show_all ();
1955         } else {
1956                 panners.hide_all ();
1957         }
1958
1959         reset_strip_style ();
1960 }
1961
1962 void
1963 MixerStrip::set_button_names ()
1964 {
1965         switch (_width) {
1966         case Wide:
1967                 rec_enable_button->set_text (_("Rec"));
1968                 mute_button->set_text (_("Mute"));
1969                 monitor_input_button->set_text (_("In"));
1970                 monitor_disk_button->set_text (_("Disk"));
1971
1972                 if (_route && _route->solo_safe()) {
1973                         solo_button->set_visual_state (Gtkmm2ext::VisualState (solo_button->visual_state() | Gtkmm2ext::Insensitive));
1974                 } else {
1975                         solo_button->set_visual_state (Gtkmm2ext::VisualState (solo_button->visual_state() & ~Gtkmm2ext::Insensitive));
1976                 }
1977                 if (!Config->get_solo_control_is_listen_control()) {
1978                         solo_button->set_text (_("Solo"));
1979                 } else {
1980                         switch (Config->get_listen_position()) {
1981                         case AfterFaderListen:
1982                                 solo_button->set_text (_("AFL"));
1983                                 break;
1984                         case PreFaderListen:
1985                                 solo_button->set_text (_("PFL"));
1986                                 break;
1987                         }
1988                 }
1989                 solo_isolated_led->set_text (_("iso"));
1990                 solo_safe_led->set_text (_("lock"));
1991                 break;
1992
1993         default:
1994                 rec_enable_button->set_text (_("R"));
1995                 mute_button->set_text (_("M"));
1996                 monitor_input_button->set_text (_("I"));
1997                 monitor_disk_button->set_text (_("D"));
1998
1999                 if (_route && _route->solo_safe()) {
2000                         solo_button->set_visual_state (Gtkmm2ext::VisualState (solo_button->visual_state() | Gtkmm2ext::Insensitive));
2001                 } else {
2002                         solo_button->set_visual_state (Gtkmm2ext::VisualState (solo_button->visual_state() & ~Gtkmm2ext::Insensitive));
2003                 }
2004                 if (!Config->get_solo_control_is_listen_control()) {
2005                         solo_button->set_text (_("S"));
2006                 } else {
2007                         switch (Config->get_listen_position()) {
2008                         case AfterFaderListen:
2009                                 solo_button->set_text (_("A"));
2010                                 break;
2011                         case PreFaderListen:
2012                                 solo_button->set_text (_("P"));
2013                                 break;
2014                         }
2015                 }
2016
2017                 solo_isolated_led->set_text (_("i"));
2018                 solo_safe_led->set_text (_("L"));
2019                 break;
2020         }
2021
2022         if (_route) {
2023                 meter_point_button.set_text (meter_point_string (_route->meter_point()));
2024         } else {
2025                 meter_point_button.set_text ("");
2026         }
2027 }
2028
2029 PluginSelector*
2030 MixerStrip::plugin_selector()
2031 {
2032         return _mixer.plugin_selector();
2033 }
2034
2035 void
2036 MixerStrip::hide_things ()
2037 {
2038         processor_box.hide_things ();
2039 }
2040
2041 bool
2042 MixerStrip::input_active_button_press (GdkEventButton*)
2043 {
2044         /* nothing happens on press */
2045         return true;
2046 }
2047
2048 bool
2049 MixerStrip::input_active_button_release (GdkEventButton* ev)
2050 {
2051         boost::shared_ptr<MidiTrack> mt = midi_track ();
2052
2053         if (!mt) {
2054                 return true;
2055         }
2056
2057         boost::shared_ptr<RouteList> rl (new RouteList);
2058
2059         rl->push_back (route());
2060
2061         _session->set_exclusive_input_active (rl, !mt->input_active(),
2062                                               Keyboard::modifier_state_contains (ev->state, Keyboard::ModifierMask (Keyboard::PrimaryModifier|Keyboard::SecondaryModifier)));
2063
2064         return true;
2065 }
2066
2067 void
2068 MixerStrip::midi_input_status_changed ()
2069 {
2070         if (midi_input_enable_button) {
2071                 boost::shared_ptr<MidiTrack> mt = midi_track ();
2072                 assert (mt);
2073                 midi_input_enable_button->set_active (mt->input_active ());
2074         }
2075 }
2076
2077 string
2078 MixerStrip::state_id () const
2079 {
2080         return string_compose ("strip %1", _route->id().to_s());
2081 }
2082
2083 void
2084 MixerStrip::parameter_changed (string p)
2085 {
2086         if (p == _visibility.get_state_name()) {
2087                 /* The user has made changes to the mixer strip visibility, so get
2088                    our VisibilityGroup to reflect these changes in our widgets.
2089                 */
2090                 _visibility.set_state (Config->get_mixer_strip_visibility ());
2091         }
2092         else if (p == "track-name-number") {
2093                 name_changed ();
2094         }
2095 }
2096
2097 /** Called to decide whether the solo isolate / solo lock button visibility should
2098  *  be overridden from that configured by the user.  We do this for the master bus.
2099  *
2100  *  @return optional value that is present if visibility state should be overridden.
2101  */
2102 boost::optional<bool>
2103 MixerStrip::override_solo_visibility () const
2104 {
2105         if (_route && _route->is_master ()) {
2106                 return boost::optional<bool> (false);
2107         }
2108
2109         return boost::optional<bool> ();
2110 }
2111
2112 void
2113 MixerStrip::add_input_port (DataType t)
2114 {
2115         _route->input()->add_port ("", this, t);
2116 }
2117
2118 void
2119 MixerStrip::add_output_port (DataType t)
2120 {
2121         _route->output()->add_port ("", this, t);
2122 }
2123
2124 void
2125 MixerStrip::route_active_changed ()
2126 {
2127         reset_strip_style ();
2128 }
2129
2130 void
2131 MixerStrip::copy_processors ()
2132 {
2133         processor_box.processor_operation (ProcessorBox::ProcessorsCopy);
2134 }
2135
2136 void
2137 MixerStrip::cut_processors ()
2138 {
2139         processor_box.processor_operation (ProcessorBox::ProcessorsCut);
2140 }
2141
2142 void
2143 MixerStrip::paste_processors ()
2144 {
2145         processor_box.processor_operation (ProcessorBox::ProcessorsPaste);
2146 }
2147
2148 void
2149 MixerStrip::select_all_processors ()
2150 {
2151         processor_box.processor_operation (ProcessorBox::ProcessorsSelectAll);
2152 }
2153
2154 void
2155 MixerStrip::delete_processors ()
2156 {
2157         processor_box.processor_operation (ProcessorBox::ProcessorsDelete);
2158 }
2159
2160 void
2161 MixerStrip::toggle_processors ()
2162 {
2163         processor_box.processor_operation (ProcessorBox::ProcessorsToggleActive);
2164 }
2165
2166 void
2167 MixerStrip::ab_plugins ()
2168 {
2169         processor_box.processor_operation (ProcessorBox::ProcessorsAB);
2170 }
2171
2172 bool
2173 MixerStrip::level_meter_button_press (GdkEventButton* ev)
2174 {
2175         if (_current_delivery && boost::dynamic_pointer_cast<Send>(_current_delivery)) {
2176                 return false;
2177         }
2178         if (ev->button == 3) {
2179                 popup_level_meter_menu (ev);
2180                 return true;
2181         }
2182
2183         return false;
2184 }
2185
2186 void
2187 MixerStrip::popup_level_meter_menu (GdkEventButton* ev)
2188 {
2189         using namespace Gtk::Menu_Helpers;
2190
2191         Gtk::Menu* m = manage (new Menu);
2192         MenuList& items = m->items ();
2193
2194         RadioMenuItem::Group group;
2195
2196         _suspend_menu_callbacks = true;
2197         add_level_meter_item_point (items, group, _("Input"), MeterInput);
2198         add_level_meter_item_point (items, group, _("Pre Fader"), MeterPreFader);
2199         add_level_meter_item_point (items, group, _("Post Fader"), MeterPostFader);
2200         add_level_meter_item_point (items, group, _("Output"), MeterOutput);
2201         add_level_meter_item_point (items, group, _("Custom"), MeterCustom);
2202
2203         RadioMenuItem::Group tgroup;
2204         items.push_back (SeparatorElem());
2205
2206         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterPeak), MeterPeak);
2207         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterKrms),  MeterKrms);
2208         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterIEC1DIN), MeterIEC1DIN);
2209         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterIEC1NOR), MeterIEC1NOR);
2210         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterIEC2BBC), MeterIEC2BBC);
2211         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterIEC2EBU), MeterIEC2EBU);
2212         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterK20), MeterK20);
2213         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterK14), MeterK14);
2214         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterK12), MeterK12);
2215         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterVU),  MeterVU);
2216
2217         int _strip_type;
2218         if (_route->is_master()) {
2219                 _strip_type = 4;
2220         }
2221         else if (boost::dynamic_pointer_cast<AudioTrack>(_route) == 0
2222                         && boost::dynamic_pointer_cast<MidiTrack>(_route) == 0) {
2223                 /* non-master bus */
2224                 _strip_type = 3;
2225         }
2226         else if (boost::dynamic_pointer_cast<MidiTrack>(_route)) {
2227                 _strip_type = 2;
2228         }
2229         else {
2230                 _strip_type = 1;
2231         }
2232
2233         MeterType cmt = _route->meter_type();
2234         const std::string cmn = ArdourMeter::meter_type_string(cmt);
2235
2236         items.push_back (SeparatorElem());
2237         items.push_back (MenuElem (string_compose(_("Change all in Group to %1"), cmn),
2238                                 sigc::bind (SetMeterTypeMulti, -1, _route->route_group(), cmt)));
2239         items.push_back (MenuElem (string_compose(_("Change all to %1"), cmn),
2240                                 sigc::bind (SetMeterTypeMulti, 0, _route->route_group(), cmt)));
2241         items.push_back (MenuElem (string_compose(_("Change same track-type to %1"), cmn),
2242                                 sigc::bind (SetMeterTypeMulti, _strip_type, _route->route_group(), cmt)));
2243
2244         m->popup (ev->button, ev->time);
2245         _suspend_menu_callbacks = false;
2246 }
2247
2248 void
2249 MixerStrip::add_level_meter_item_point (Menu_Helpers::MenuList& items,
2250                 RadioMenuItem::Group& group, string const & name, MeterPoint point)
2251 {
2252         using namespace Menu_Helpers;
2253
2254         items.push_back (RadioMenuElem (group, name, sigc::bind (sigc::mem_fun (*this, &MixerStrip::set_meter_point), point)));
2255         RadioMenuItem* i = dynamic_cast<RadioMenuItem *> (&items.back ());
2256         i->set_active (_route->meter_point() == point);
2257 }
2258
2259 void
2260 MixerStrip::set_meter_point (MeterPoint p)
2261 {
2262         if (_suspend_menu_callbacks) return;
2263         _route->set_meter_point (p);
2264 }
2265
2266 void
2267 MixerStrip::add_level_meter_item_type (Menu_Helpers::MenuList& items,
2268                 RadioMenuItem::Group& group, string const & name, MeterType type)
2269 {
2270         using namespace Menu_Helpers;
2271
2272         items.push_back (RadioMenuElem (group, name, sigc::bind (sigc::mem_fun (*this, &MixerStrip::set_meter_type), type)));
2273         RadioMenuItem* i = dynamic_cast<RadioMenuItem *> (&items.back ());
2274         i->set_active (_route->meter_type() == type);
2275 }
2276
2277 void
2278 MixerStrip::set_meter_type (MeterType t)
2279 {
2280         if (_suspend_menu_callbacks) return;
2281         gpm.set_type (t);
2282 }