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 static const int _button_vpad = 4;
  84
  85 MixerStrip::MixerStrip (Mixer_UI& mx, Session* sess, bool in_mixer)
  86         : AxisView(sess)
  87         , RouteUI (sess)
  88         , _mixer(mx)
  89         , _mixer_owned (in_mixer)
  90         , processor_box (sess, boost::bind (&MixerStrip::plugin_selector, this), mx.selection(), this, in_mixer)
  91         , gpm (sess, 250)
  92         , panners (sess)
  93         , button_size_group (Gtk::SizeGroup::create (Gtk::SIZE_GROUP_HORIZONTAL))
  94         , rec_mon_table (2, 2)
  95         , solo_iso_table (1, 2)
  96         , mute_solo_table (1, 2)
  97         , bottom_button_table (1, 3)
  98         , meter_point_button (_("pre"))
  99         , midi_input_enable_button (0)
 100         , _comment_button (_("Comments"))
 101         , _visibility (X_("mixer-element-visibility"))
 102 {
 103         init ();
 104
 105         if (!_mixer_owned) {
 106                 /* the editor mixer strip: don't destroy it every time
 107                    the underlying route goes away.
 108                 */
 109
 110                 self_destruct = false;
 111         }
 112 }
 113
 114 MixerStrip::MixerStrip (Mixer_UI& mx, Session* sess, boost::shared_ptr<Route> rt, bool in_mixer)
 115         : AxisView(sess)
 116         , RouteUI (sess)
 117         , _mixer(mx)
 118         , _mixer_owned (in_mixer)
 119         , processor_box (sess, boost::bind (&MixerStrip::plugin_selector, this), mx.selection(), this, in_mixer)
 120         , gpm (sess, 250)
 121         , panners (sess)
 122         , button_size_group (Gtk::SizeGroup::create (Gtk::SIZE_GROUP_HORIZONTAL))
 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         _entered_mixer_strip= 0;
 140         group_menu = 0;
 141         route_ops_menu = 0;
 142         ignore_comment_edit = false;
 143         ignore_toggle = false;
 144         comment_area = 0;
 145         _width_owner = 0;
 146         spacer = 0;
 147
 148         /* the length of this string determines the width of the mixer strip when it is set to `wide' */
 149         longest_label = "longest label";
 150
 151         string t = _("Click to toggle the width of this mixer strip.");
 152         if (_mixer_owned) {
 153                 t += string_compose (_("\n%1-%2-click to toggle the width of all strips."), Keyboard::primary_modifier_name(), Keyboard::tertiary_modifier_name ());
 154         }
 155
 156         width_button.set_image (::get_icon("strip_width"));
 157         ARDOUR_UI::instance()->set_tip (width_button, t);
 158
 159         hide_button.set_image(::get_icon("hide"));
 160         ARDOUR_UI::instance()->set_tip (&hide_button, _("Hide this mixer strip"));
 161
 162         input_button_box.set_spacing(2);
 163
 164         input_button.set_text (_("Input"));
 165         input_button.set_name ("mixer strip button");
 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
 171         ARDOUR_UI::instance()->set_tip (&meter_point_button, _("Click to select metering point"), "");
 172         meter_point_button.set_name ("mixer strip button");
 173
 174         bottom_button_table.attach (meter_point_button, 2, 3, 0, 1);
 175
 176         meter_point_button.signal_button_press_event().connect (sigc::mem_fun (gpm, &GainMeter::meter_press), false);
 177         meter_point_button.signal_button_release_event().connect (sigc::mem_fun (gpm, &GainMeter::meter_release), false);
 178
 179         hide_button.set_events (hide_button.get_events() & ~(Gdk::ENTER_NOTIFY_MASK|Gdk::LEAVE_NOTIFY_MASK));
 180
 181         solo_isolated_led = manage (new ArdourButton (ArdourButton::led_default_elements));
 182         solo_isolated_led->show ();
 183         solo_isolated_led->set_no_show_all (true);
 184         solo_isolated_led->set_name (X_("solo isolate"));
 185         solo_isolated_led->add_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
 186         solo_isolated_led->signal_button_release_event().connect (sigc::mem_fun (*this, &RouteUI::solo_isolate_button_release), false);
 187         UI::instance()->set_tip (solo_isolated_led, _("Isolate Solo"), "");
 188
 189         solo_safe_led = manage (new ArdourButton (ArdourButton::led_default_elements));
 190         solo_safe_led->show ();
 191         solo_safe_led->set_no_show_all (true);
 192         solo_safe_led->set_name (X_("solo safe"));
 193         solo_safe_led->add_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
 194         solo_safe_led->signal_button_release_event().connect (sigc::mem_fun (*this, &RouteUI::solo_safe_button_release), false);
 195         UI::instance()->set_tip (solo_safe_led, _("Lock Solo Status"), "");
 196
 197         solo_safe_led->set_text (_("Lock"));
 198         solo_isolated_led->set_text (_("Iso"));
 199
 200         solo_iso_table.set_homogeneous (true);
 201         solo_iso_table.set_spacings (2);
 202         if (!ARDOUR::Profile->get_trx()) {
 203                 solo_iso_table.attach (*solo_isolated_led, 0, 1, 0, 1);
 204                 solo_iso_table.attach (*solo_safe_led, 1, 2, 0, 1);
 205         }
 206         solo_iso_table.show ();
 207
 208         rec_mon_table.set_homogeneous (true);
 209         rec_mon_table.set_row_spacings (2);
 210         rec_mon_table.set_col_spacings (2);
 211         if (ARDOUR::Profile->get_mixbus()) {
 212                 rec_mon_table.resize (1, 3);
 213                 rec_mon_table.attach (*monitor_input_button, 1, 2, 0, 1);
 214                 rec_mon_table.attach (*monitor_disk_button, 2, 3, 0, 1);
 215         } else if (!ARDOUR::Profile->get_trx()) {
 216                 rec_mon_table.attach (*monitor_input_button, 1, 2, 0, 1);
 217                 rec_mon_table.attach (*monitor_disk_button, 1, 2, 1, 2);
 218         }
 219         rec_mon_table.show ();
 220
 221         if (solo_isolated_led) {
 222                 button_size_group->add_widget (*solo_isolated_led);
 223         }
 224         if (solo_safe_led) {
 225                 button_size_group->add_widget (*solo_safe_led);
 226         }
 227
 228         if (!ARDOUR::Profile->get_mixbus()) {
 229                 if (rec_enable_button) {
 230                         button_size_group->add_widget (*rec_enable_button);
 231                 }
 232                 if (monitor_disk_button) {
 233                         button_size_group->add_widget (*monitor_disk_button);
 234                 }
 235                 if (monitor_input_button) {
 236                         button_size_group->add_widget (*monitor_input_button);
 237                 }
 238         }
 239
 240         mute_solo_table.set_homogeneous (true);
 241         mute_solo_table.set_spacings (2);
 242
 243         bottom_button_table.set_spacings (2);
 244         bottom_button_table.set_homogeneous (true);
 245         bottom_button_table.attach (group_button, 1, 2, 0, 1);
 246         bottom_button_table.attach (gpm.gain_automation_state_button, 0, 1, 0, 1);
 247
 248         name_button.set_name ("mixer strip button");
 249         name_button.set_text_ellipsize (Pango::ELLIPSIZE_END);
 250         name_button.signal_size_allocate().connect (sigc::mem_fun (*this, &MixerStrip::name_button_resized));
 251
 252         ARDOUR_UI::instance()->set_tip (&group_button, _("Mix group"), "");
 253         group_button.set_name ("mixer strip button");
 254
 255         _comment_button.set_name (X_("mixer strip button"));
 256         _comment_button.signal_clicked.connect (sigc::mem_fun (*this, &RouteUI::toggle_comment_editor));
 257
 258         global_vpacker.set_border_width (1);
 259         global_vpacker.set_spacing (0);
 260
 261         width_button.set_name ("mixer strip button");
 262         hide_button.set_name ("mixer strip button");
 263
 264         width_button.signal_button_press_event().connect (sigc::mem_fun(*this, &MixerStrip::width_button_pressed), false);
 265         hide_button.signal_clicked.connect (sigc::mem_fun(*this, &MixerStrip::hide_clicked));
 266
 267 //      width_hide_box.set_border_width (1);
 268         width_hide_box.set_spacing (2);
 269         width_hide_box.pack_start (width_button, false, true);
 270         width_hide_box.pack_start (number_label, true, true);
 271         width_hide_box.pack_end (hide_button, false, true);
 272
 273         number_label.set_text ("-");
 274         number_label.set_elements((ArdourButton::Element)(ArdourButton::Edge|ArdourButton::Body|ArdourButton::Text|ArdourButton::Inactive));
 275         number_label.set_no_show_all ();
 276         number_label.set_name ("tracknumber label");
 277         number_label.set_fixed_colors (0x80808080, 0x80808080);
 278         number_label.set_alignment (.5, .5);
 279         number_label.set_fallthrough_to_parent (true);
 280
 281         global_vpacker.set_spacing (2);
 282         if (!ARDOUR::Profile->get_trx()) {
 283                 global_vpacker.pack_start (width_hide_box, Gtk::PACK_SHRINK);
 284                 global_vpacker.pack_start (name_button, Gtk::PACK_SHRINK);
 285                 global_vpacker.pack_start (input_button_box, Gtk::PACK_SHRINK);
 286                 global_vpacker.pack_start (_invert_button_box, Gtk::PACK_SHRINK);
 287                 global_vpacker.pack_start (processor_box, true, true);
 288         }
 289         global_vpacker.pack_start (panners, Gtk::PACK_SHRINK);
 290         global_vpacker.pack_start (rec_mon_table, Gtk::PACK_SHRINK);
 291         global_vpacker.pack_start (solo_iso_table, Gtk::PACK_SHRINK);
 292         global_vpacker.pack_start (mute_solo_table, Gtk::PACK_SHRINK);
 293         global_vpacker.pack_start (gpm, Gtk::PACK_SHRINK);
 294         global_vpacker.pack_start (bottom_button_table, Gtk::PACK_SHRINK);
 295         if (!ARDOUR::Profile->get_trx()) {
 296                 global_vpacker.pack_start (output_button, Gtk::PACK_SHRINK);
 297                 global_vpacker.pack_start (_comment_button, Gtk::PACK_SHRINK);
 298         } else {
 299                 global_vpacker.pack_start (name_button, Gtk::PACK_SHRINK);
 300         }
 301
 302         global_frame.add (global_vpacker);
 303         global_frame.set_shadow_type (Gtk::SHADOW_IN);
 304         global_frame.set_name ("BaseFrame");
 305
 306         add (global_frame);
 307
 308         /* force setting of visible selected status */
 309
 310         _selected = true;
 311         set_selected (false);
 312
 313         _packed = false;
 314         _embedded = false;
 315
 316         _session->engine().Stopped.connect (*this, invalidator (*this), boost::bind (&MixerStrip::engine_stopped, this), gui_context());
 317         _session->engine().Running.connect (*this, invalidator (*this), boost::bind (&MixerStrip::engine_running, this), gui_context());
 318
 319         input_button.signal_button_press_event().connect (sigc::mem_fun(*this, &MixerStrip::input_press), false);
 320         input_button.signal_button_release_event().connect (sigc::mem_fun(*this, &MixerStrip::input_release), false);
 321
 322         output_button.signal_button_press_event().connect (sigc::mem_fun(*this, &MixerStrip::output_press), false);
 323         output_button.signal_button_release_event().connect (sigc::mem_fun(*this, &MixerStrip::output_release), false);
 324
 325         number_label.signal_button_press_event().connect (sigc::mem_fun(*this, &MixerStrip::number_button_button_press), false);
 326
 327         name_button.signal_button_press_event().connect (sigc::mem_fun(*this, &MixerStrip::name_button_button_press), false);
 328         name_button.signal_button_release_event().connect (sigc::mem_fun(*this, &MixerStrip::name_button_button_release), false);
 329
 330         group_button.signal_button_press_event().connect (sigc::mem_fun(*this, &MixerStrip::select_route_group), false);
 331
 332         _width = (Width) -1;
 333
 334         /* start off as a passthru strip. we'll correct this, if necessary,
 335            in update_diskstream_display().
 336         */
 337
 338         /* start off as a passthru strip. we'll correct this, if necessary,
 339            in update_diskstream_display().
 340         */
 341
 342         if (is_midi_track()) {
 343                 set_name ("MidiTrackStripBase");
 344         } else {
 345                 set_name ("AudioTrackStripBase");
 346         }
 347
 348         add_events (Gdk::BUTTON_RELEASE_MASK|
 349                     Gdk::ENTER_NOTIFY_MASK|
 350                     Gdk::LEAVE_NOTIFY_MASK|
 351                     Gdk::KEY_PRESS_MASK|
 352                     Gdk::KEY_RELEASE_MASK);
 353
 354         set_flags (get_flags() | Gtk::CAN_FOCUS);
 355
 356         AudioEngine::instance()->PortConnectedOrDisconnected.connect (
 357                 *this, invalidator (*this), boost::bind (&MixerStrip::port_connected_or_disconnected, this, _1, _3), gui_context ()
 358                 );
 359
 360         /* Add the widgets under visibility control to the VisibilityGroup; the names used here
 361            must be the same as those used in RCOptionEditor so that the configuration changes
 362            are recognised when they occur.
 363         */
 364         _visibility.add (&input_button_box, X_("Input"), _("Input"), false);
 365         _visibility.add (&_invert_button_box, X_("PhaseInvert"), _("Phase Invert"), false);
 366         _visibility.add (&rec_mon_table, X_("RecMon"), _("Record & Monitor"), false);
 367         _visibility.add (&solo_iso_table, X_("SoloIsoLock"), _("Solo Iso / Lock"), false);
 368         _visibility.add (&output_button, X_("Output"), _("Output"), false);
 369         _visibility.add (&_comment_button, X_("Comments"), _("Comments"), false);
 370
 371         parameter_changed (X_("mixer-element-visibility"));
 372
 373         Config->ParameterChanged.connect (_config_connection, MISSING_INVALIDATOR, boost::bind (&MixerStrip::parameter_changed, this, _1), gui_context());
 374         _session->config.ParameterChanged.connect (_config_connection, MISSING_INVALIDATOR, boost::bind (&MixerStrip::parameter_changed, this, _1), gui_context());
 375
 376         //watch for mouse enter/exit so we can do some stuff
 377         signal_enter_notify_event().connect (sigc::mem_fun(*this, &MixerStrip::mixer_strip_enter_event ));
 378         signal_leave_notify_event().connect (sigc::mem_fun(*this, &MixerStrip::mixer_strip_leave_event ));
 379
 380         gpm.LevelMeterButtonPress.connect_same_thread (_level_meter_connection, boost::bind (&MixerStrip::level_meter_button_press, this, _1));
 381 }
 382
 383 MixerStrip::~MixerStrip ()
 384 {
 385         CatchDeletion (this);
 386
 387         if (this ==_entered_mixer_strip)
 388                 _entered_mixer_strip = NULL;
 389 }
 390
 391 bool
 392 MixerStrip::mixer_strip_enter_event (GdkEventCrossing* /*ev*/)
 393 {
 394         _entered_mixer_strip = this;
 395
 396         //although we are triggering on the "enter", to the user it will appear that it is happenin on the "leave"
 397         //because the mixerstrip control is a parent that encompasses the strip
 398         deselect_all_processors();
 399
 400         return false;
 401 }
 402
 403 bool
 404 MixerStrip::mixer_strip_leave_event (GdkEventCrossing *ev)
 405 {
 406         //if we have moved outside our strip, but not into a child view, then deselect ourselves
 407         if ( !(ev->detail == GDK_NOTIFY_INFERIOR) ) {
 408                 _entered_mixer_strip= 0;
 409
 410                 //clear keyboard focus in the gain display.  this is cheesy but fixes a longstanding "bug" where the user starts typing in the gain entry, and leaves it active, thereby prohibiting other keybindings from working
 411                 gpm.gain_display.set_sensitive(false);
 412                 gpm.show_gain();
 413                 gpm.gain_display.set_sensitive(true);
 414
 415                 //if we leave this mixer strip we need to clear out any selections
 416                 //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
 417         }
 418
 419         return false;
 420 }
 421
 422 void
 423 MixerStrip::set_route (boost::shared_ptr<Route> rt)
 424 {
 425         //the rec/monitor stuff only shows up for tracks.
 426         //the show_sends only shows up for buses.
 427         //remove them all here, and we may add them back later
 428         if (show_sends_button->get_parent()) {
 429                 rec_mon_table.remove (*show_sends_button);
 430         }
 431         if (rec_enable_button->get_parent()) {
 432                 rec_mon_table.remove (*rec_enable_button);
 433         }
 434         if (monitor_input_button->get_parent()) {
 435                 rec_mon_table.remove (*monitor_input_button);
 436         }
 437         if (monitor_disk_button->get_parent()) {
 438                 rec_mon_table.remove (*monitor_disk_button);
 439         }
 440         if (group_button.get_parent()) {
 441                 bottom_button_table.remove (group_button);
 442         }
 443
 444         RouteUI::set_route (rt);
 445
 446         /* ProcessorBox needs access to _route so that it can read
 447            GUI object state.
 448         */
 449         processor_box.set_route (rt);
 450
 451         /* map the current state */
 452
 453         mute_changed (0);
 454         update_solo_display ();
 455
 456         revert_to_default_display ();
 457
 458         /* unpack these from the parent and stuff them into our own
 459            table
 460         */
 461
 462         if (gpm.peak_display.get_parent()) {
 463                 gpm.peak_display.get_parent()->remove (gpm.peak_display);
 464         }
 465         if (gpm.gain_display.get_parent()) {
 466                 gpm.gain_display.get_parent()->remove (gpm.gain_display);
 467         }
 468
 469         gpm.set_type (rt->meter_type());
 470
 471         mute_solo_table.attach (gpm.gain_display,0,1,1,2, EXPAND|FILL, EXPAND);
 472         mute_solo_table.attach (gpm.peak_display,1,2,1,2, EXPAND|FILL, EXPAND);
 473
 474         if (solo_button->get_parent()) {
 475                 mute_solo_table.remove (*solo_button);
 476         }
 477
 478         if (mute_button->get_parent()) {
 479                 mute_solo_table.remove (*mute_button);
 480         }
 481
 482         if (route()->is_master()) {
 483                 mute_solo_table.attach (*mute_button, 0, 2, 0, 1);
 484                 solo_button->hide ();
 485                 mute_button->show ();
 486                 rec_mon_table.hide ();
 487                 if (solo_iso_table.get_parent()) {
 488                         solo_iso_table.get_parent()->remove(solo_iso_table);
 489                 }
 490         } else {
 491                 bottom_button_table.attach (group_button, 1, 2, 0, 1);
 492                 mute_solo_table.attach (*mute_button, 0, 1, 0, 1);
 493                 mute_solo_table.attach (*solo_button, 1, 2, 0, 1);
 494                 mute_button->show ();
 495                 solo_button->show ();
 496                 rec_mon_table.show ();
 497         }
 498
 499         if (_mixer_owned && route()->is_master() ) {
 500
 501                 HScrollbar scrollbar;
 502                 Gtk::Requisition requisition(scrollbar.size_request ());
 503                 int scrollbar_height = requisition.height;
 504
 505                 spacer = manage (new EventBox);
 506                 spacer->set_size_request (-1, scrollbar_height+2);
 507                 global_vpacker.pack_start (*spacer, false, false);
 508                 spacer->show();
 509         }
 510
 511         if (is_track()) {
 512                 monitor_input_button->show ();
 513                 monitor_disk_button->show ();
 514         } else {
 515                 monitor_input_button->hide();
 516                 monitor_disk_button->hide ();
 517         }
 518
 519         if (is_midi_track()) {
 520                 if (midi_input_enable_button == 0) {
 521                         midi_input_enable_button = manage (new ArdourButton);
 522                         midi_input_enable_button->set_name ("midi input button");
 523                         midi_input_enable_button->set_image (::get_icon (X_("midi_socket_small")));
 524                         midi_input_enable_button->signal_button_press_event().connect (sigc::mem_fun (*this, &MixerStrip::input_active_button_press), false);
 525                         midi_input_enable_button->signal_button_release_event().connect (sigc::mem_fun (*this, &MixerStrip::input_active_button_release), false);
 526                         ARDOUR_UI::instance()->set_tip (midi_input_enable_button, _("Enable/Disable MIDI input"));
 527                 } else {
 528                         input_button_box.remove (*midi_input_enable_button);
 529                 }
 530                 /* get current state */
 531                 midi_input_status_changed ();
 532                 input_button_box.pack_start (*midi_input_enable_button, false, false);
 533                 /* follow changes */
 534                 midi_track()->InputActiveChanged.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::midi_input_status_changed, this), gui_context());
 535         } else {
 536                 if (midi_input_enable_button) {
 537                         /* removal from the container will delete it */
 538                         input_button_box.remove (*midi_input_enable_button);
 539                         midi_input_enable_button = 0;
 540                 }
 541         }
 542
 543         if (is_audio_track()) {
 544                 boost::shared_ptr<AudioTrack> at = audio_track();
 545                 at->FreezeChange.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::map_frozen, this), gui_context());
 546         }
 547
 548         if (is_track ()) {
 549
 550                 rec_mon_table.attach (*rec_enable_button, 0, 1, 0, ARDOUR::Profile->get_mixbus() ? 1 : 2);
 551                 rec_enable_button->set_sensitive (_session->writable());
 552                 rec_enable_button->show();
 553
 554                 if (ARDOUR::Profile->get_mixbus()) {
 555                         rec_mon_table.attach (*monitor_input_button, 1, 2, 0, 1);
 556                         rec_mon_table.attach (*monitor_disk_button, 2, 3, 0, 1);
 557                 } else if (ARDOUR::Profile->get_trx()) {
 558                         rec_mon_table.attach (*monitor_input_button, 1, 2, 0, 2);
 559                 } else {
 560                         rec_mon_table.attach (*monitor_input_button, 1, 2, 0, 1);
 561                         rec_mon_table.attach (*monitor_disk_button, 1, 2, 1, 2);
 562                 }
 563
 564         } else {
 565
 566                 /* non-master bus */
 567
 568                 if (!_route->is_master()) {
 569                         rec_mon_table.attach (*show_sends_button, 0, 1, 0, 2);
 570                         show_sends_button->show();
 571                 }
 572         }
 573
 574         meter_point_button.set_text (meter_point_string (_route->meter_point()));
 575
 576         delete route_ops_menu;
 577         route_ops_menu = 0;
 578
 579         _route->meter_change.connect (route_connections, invalidator (*this), bind (&MixerStrip::meter_changed, this), gui_context());
 580         _route->input()->changed.connect (*this, invalidator (*this), boost::bind (&MixerStrip::update_output_display, this), gui_context());
 581         _route->output()->changed.connect (*this, invalidator (*this), boost::bind (&MixerStrip::update_output_display, this), gui_context());
 582         _route->route_group_changed.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::route_group_changed, this), gui_context());
 583
 584         _route->io_changed.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::io_changed_proxy, this), gui_context ());
 585
 586         if (_route->panner_shell()) {
 587                 update_panner_choices();
 588                 _route->panner_shell()->Changed.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::connect_to_pan, this), gui_context());
 589         }
 590
 591         if (is_audio_track()) {
 592                 audio_track()->DiskstreamChanged.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::diskstream_changed, this), gui_context());
 593         }
 594
 595         _route->comment_changed.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::setup_comment_button, this), gui_context());
 596         _route->PropertyChanged.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::property_changed, this, _1), gui_context());
 597
 598         set_stuff_from_route ();
 599
 600         /* now force an update of all the various elements */
 601
 602         mute_changed (0);
 603         update_solo_display ();
 604         name_changed ();
 605         comment_changed (0);
 606         route_group_changed ();
 607
 608         connect_to_pan ();
 609         panners.setup_pan ();
 610
 611         if (has_audio_outputs ()) {
 612                 panners.show_all ();
 613         } else {
 614                 panners.hide_all ();
 615         }
 616
 617         update_diskstream_display ();
 618         update_input_display ();
 619         update_output_display ();
 620
 621         add_events (Gdk::BUTTON_RELEASE_MASK);
 622
 623         processor_box.show ();
 624
 625         if (!route()->is_master() && !route()->is_monitor()) {
 626                 /* we don't allow master or control routes to be hidden */
 627                 hide_button.show();
 628                 number_label.show();
 629         }
 630
 631         gpm.reset_peak_display ();
 632         gpm.gain_display.show ();
 633         gpm.peak_display.show ();
 634
 635         width_button.show();
 636         width_hide_box.show();
 637         global_frame.show();
 638         global_vpacker.show();
 639         mute_solo_table.show();
 640         bottom_button_table.show();
 641         gpm.show_all ();
 642         meter_point_button.show();
 643         input_button_box.show_all();
 644         output_button.show();
 645         name_button.show();
 646         _comment_button.show();
 647         group_button.show();
 648         gpm.gain_automation_state_button.show();
 649
 650         parameter_changed ("mixer-element-visibility");
 651
 652         show ();
 653 }
 654
 655 void
 656 MixerStrip::set_stuff_from_route ()
 657 {
 658         /* if width is not set, it will be set by the MixerUI or editor */
 659
 660         string str = gui_property ("strip-width");
 661         if (!str.empty()) {
 662                 set_width_enum (Width (string_2_enum (str, _width)), this);
 663         }
 664 }
 665
 666 void
 667 MixerStrip::set_width_enum (Width w, void* owner)
 668 {
 669         /* always set the gpm width again, things may be hidden */
 670
 671         gpm.set_width (w);
 672         panners.set_width (w);
 673
 674         boost::shared_ptr<AutomationList> gain_automation = _route->gain_control()->alist();
 675
 676         _width_owner = owner;
 677
 678         _width = w;
 679
 680         if (_width_owner == this) {
 681                 set_gui_property ("strip-width", enum_2_string (_width));
 682         }
 683
 684         set_button_names ();
 685
 686         switch (w) {
 687         case Wide:
 688
 689                 if (show_sends_button)  {
 690                         show_sends_button->set_text (_("Aux"));
 691                 }
 692
 693                 gpm.gain_automation_style_button.set_text (
 694                                 gpm.astyle_string(gain_automation->automation_style()));
 695                 gpm.gain_automation_state_button.set_text (
 696                                 gpm.astate_string(gain_automation->automation_state()));
 697
 698                 if (_route->panner()) {
 699                         ((Gtk::Label*)panners.pan_automation_style_button.get_child())->set_text (
 700                                         panners.astyle_string(_route->panner()->automation_style()));
 701                         ((Gtk::Label*)panners.pan_automation_state_button.get_child())->set_text (
 702                                         panners.astate_string(_route->panner()->automation_state()));
 703                 }
 704
 705
 706                 set_size_request (max (110, gpm.get_gm_width()+5), -1);
 707                 break;
 708
 709         case Narrow:
 710
 711                 if (show_sends_button) {
 712                         show_sends_button->set_text (_("Snd"));
 713                 }
 714
 715                 gpm.gain_automation_style_button.set_text (
 716                                 gpm.short_astyle_string(gain_automation->automation_style()));
 717                 gpm.gain_automation_state_button.set_text (
 718                                 gpm.short_astate_string(gain_automation->automation_state()));
 719                 gain_meter().setup_meters (); // recalc meter width
 720
 721                 if (_route->panner()) {
 722                         ((Gtk::Label*)panners.pan_automation_style_button.get_child())->set_text (
 723                         panners.short_astyle_string(_route->panner()->automation_style()));
 724                         ((Gtk::Label*)panners.pan_automation_state_button.get_child())->set_text (
 725                         panners.short_astate_string(_route->panner()->automation_state()));
 726                 }
 727
 728                 set_size_request (max (60, gpm.get_gm_width() + 10), -1);
 729                 break;
 730         }
 731
 732         processor_box.set_width (w);
 733
 734         update_input_display ();
 735         update_output_display ();
 736         setup_comment_button ();
 737         route_group_changed ();
 738         name_changed ();
 739         WidthChanged ();
 740 }
 741
 742 void
 743 MixerStrip::set_packed (bool yn)
 744 {
 745         _packed = yn;
 746
 747         if (_packed) {
 748                 set_gui_property ("visible", true);
 749         } else {
 750                 set_gui_property ("visible", false);
 751         }
 752 }
 753
 754
 755 struct RouteCompareByName {
 756         bool operator() (boost::shared_ptr<Route> a, boost::shared_ptr<Route> b) {
 757                 return a->name().compare (b->name()) < 0;
 758         }
 759 };
 760
 761 gint
 762 MixerStrip::output_release (GdkEventButton *ev)
 763 {
 764         switch (ev->button) {
 765         case 1:
 766                 edit_output_configuration ();
 767                 break;
 768         }
 769
 770         return false;
 771 }
 772
 773 gint
 774 MixerStrip::output_press (GdkEventButton *ev)
 775 {
 776         using namespace Menu_Helpers;
 777         if (!_session->engine().connected()) {
 778                 MessageDialog msg (_("Not connected to audio engine - no I/O changes are possible"));
 779                 msg.run ();
 780                 return true;
 781         }
 782
 783         MenuList& citems = output_menu.items();
 784         switch (ev->button) {
 785
 786         case 1:
 787                 return false;  //wait for the mouse-up to pop the dialog
 788
 789         case 3:
 790         {
 791                 output_menu.set_name ("ArdourContextMenu");
 792                 citems.clear ();
 793                 output_menu_bundles.clear ();
 794
 795                 citems.push_back (MenuElem (_("Disconnect"), sigc::mem_fun (*(static_cast<RouteUI*>(this)), &RouteUI::disconnect_output)));
 796
 797                 for (DataType::iterator i = DataType::begin(); i != DataType::end(); ++i) {
 798                         citems.push_back (
 799                                 MenuElem (
 800                                         string_compose ("Add %1 port", (*i).to_i18n_string()),
 801                                         sigc::bind (sigc::mem_fun (*this, &MixerStrip::add_output_port), *i)
 802                                         )
 803                                 );
 804                 }
 805
 806                 citems.push_back (SeparatorElem());
 807                 uint32_t const n_with_separator = citems.size ();
 808
 809                 ARDOUR::BundleList current = _route->output()->bundles_connected ();
 810
 811                 boost::shared_ptr<ARDOUR::BundleList> b = _session->bundles ();
 812
 813                 /* give user bundles first chance at being in the menu */
 814
 815                 for (ARDOUR::BundleList::iterator i = b->begin(); i != b->end(); ++i) {
 816                         if (boost::dynamic_pointer_cast<UserBundle> (*i)) {
 817                                 maybe_add_bundle_to_output_menu (*i, current);
 818                         }
 819                 }
 820
 821                 for (ARDOUR::BundleList::iterator i = b->begin(); i != b->end(); ++i) {
 822                         if (boost::dynamic_pointer_cast<UserBundle> (*i) == 0) {
 823                                 maybe_add_bundle_to_output_menu (*i, current);
 824                         }
 825                 }
 826
 827                 boost::shared_ptr<ARDOUR::RouteList> routes = _session->get_routes ();
 828                 RouteList copy = *routes;
 829                 copy.sort (RouteCompareByName ());
 830                 for (ARDOUR::RouteList::const_iterator i = copy.begin(); i != copy.end(); ++i) {
 831                         maybe_add_bundle_to_output_menu ((*i)->input()->bundle(), current);
 832                 }
 833
 834                 if (citems.size() == n_with_separator) {
 835                         /* no routes added; remove the separator */
 836                         citems.pop_back ();
 837                 }
 838
 839                 output_menu.popup (1, ev->time);
 840                 break;
 841         }
 842
 843         default:
 844                 break;
 845         }
 846         return TRUE;
 847 }
 848
 849 gint
 850 MixerStrip::input_release (GdkEventButton *ev)
 851 {
 852         switch (ev->button) {
 853
 854         case 1:
 855                 edit_input_configuration ();
 856                 break;
 857         default:
 858                 break;
 859
 860         }
 861
 862         return false;
 863 }
 864
 865
 866 gint
 867 MixerStrip::input_press (GdkEventButton *ev)
 868 {
 869         using namespace Menu_Helpers;
 870
 871         MenuList& citems = input_menu.items();
 872         input_menu.set_name ("ArdourContextMenu");
 873         citems.clear();
 874
 875         if (!_session->engine().connected()) {
 876                 MessageDialog msg (_("Not connected to audio engine - no I/O changes are possible"));
 877                 msg.run ();
 878                 return true;
 879         }
 880
 881         if (_session->actively_recording() && _route->record_enabled())
 882                 return true;
 883
 884         switch (ev->button) {
 885
 886         case 1:
 887                 return false;  //don't handle the mouse-down here.  wait for mouse-up to pop the menu
 888
 889         case 3:
 890         {
 891                 citems.push_back (MenuElem (_("Disconnect"), sigc::mem_fun (*(static_cast<RouteUI*>(this)), &RouteUI::disconnect_input)));
 892
 893                 for (DataType::iterator i = DataType::begin(); i != DataType::end(); ++i) {
 894                         citems.push_back (
 895                                 MenuElem (
 896                                         string_compose ("Add %1 port", (*i).to_i18n_string()),
 897                                         sigc::bind (sigc::mem_fun (*this, &MixerStrip::add_input_port), *i)
 898                                         )
 899                                 );
 900                 }
 901
 902                 citems.push_back (SeparatorElem());
 903                 uint32_t const n_with_separator = citems.size ();
 904
 905                 input_menu_bundles.clear ();
 906
 907                 ARDOUR::BundleList current = _route->input()->bundles_connected ();
 908
 909                 boost::shared_ptr<ARDOUR::BundleList> b = _session->bundles ();
 910
 911                 /* give user bundles first chance at being in the menu */
 912
 913                 for (ARDOUR::BundleList::iterator i = b->begin(); i != b->end(); ++i) {
 914                         if (boost::dynamic_pointer_cast<UserBundle> (*i)) {
 915                                 maybe_add_bundle_to_input_menu (*i, current);
 916                         }
 917                 }
 918
 919                 for (ARDOUR::BundleList::iterator i = b->begin(); i != b->end(); ++i) {
 920                         if (boost::dynamic_pointer_cast<UserBundle> (*i) == 0) {
 921                                 maybe_add_bundle_to_input_menu (*i, current);
 922                         }
 923                 }
 924
 925                 boost::shared_ptr<ARDOUR::RouteList> routes = _session->get_routes ();
 926                 RouteList copy = *routes;
 927                 copy.sort (RouteCompareByName ());
 928                 for (ARDOUR::RouteList::const_iterator i = copy.begin(); i != copy.end(); ++i) {
 929                         maybe_add_bundle_to_input_menu ((*i)->output()->bundle(), current);
 930                 }
 931
 932                 if (citems.size() == n_with_separator) {
 933                         /* no routes added; remove the separator */
 934                         citems.pop_back ();
 935                 }
 936
 937                 input_menu.popup (1, ev->time);
 938                 break;
 939         }
 940         default:
 941                 break;
 942         }
 943         return TRUE;
 944 }
 945
 946 void
 947 MixerStrip::bundle_input_chosen (boost::shared_ptr<ARDOUR::Bundle> c)
 948 {
 949         if (ignore_toggle) {
 950                 return;
 951         }
 952
 953         ARDOUR::BundleList current = _route->input()->bundles_connected ();
 954
 955         if (std::find (current.begin(), current.end(), c) == current.end()) {
 956                 _route->input()->connect_ports_to_bundle (c, true, this);
 957         } else {
 958                 _route->input()->disconnect_ports_from_bundle (c, this);
 959         }
 960 }
 961
 962 void
 963 MixerStrip::bundle_output_chosen (boost::shared_ptr<ARDOUR::Bundle> c)
 964 {
 965         if (ignore_toggle) {
 966                 return;
 967         }
 968
 969         ARDOUR::BundleList current = _route->output()->bundles_connected ();
 970
 971         if (std::find (current.begin(), current.end(), c) == current.end()) {
 972                 _route->output()->connect_ports_to_bundle (c, true, this);
 973         } else {
 974                 _route->output()->disconnect_ports_from_bundle (c, this);
 975         }
 976 }
 977
 978 void
 979 MixerStrip::maybe_add_bundle_to_input_menu (boost::shared_ptr<Bundle> b, ARDOUR::BundleList const& /*current*/)
 980 {
 981         using namespace Menu_Helpers;
 982
 983         if (b->ports_are_outputs() == false || b->nchannels() != _route->n_inputs() || *b == *_route->output()->bundle()) {
 984                 return;
 985         }
 986
 987         list<boost::shared_ptr<Bundle> >::iterator i = input_menu_bundles.begin ();
 988         while (i != input_menu_bundles.end() && b->has_same_ports (*i) == false) {
 989                 ++i;
 990         }
 991
 992         if (i != input_menu_bundles.end()) {
 993                 return;
 994         }
 995
 996         input_menu_bundles.push_back (b);
 997
 998         MenuList& citems = input_menu.items();
 999
1000         std::string n = b->name ();
1001         replace_all (n, "_", " ");
1002
1003         citems.push_back (MenuElem (n, sigc::bind (sigc::mem_fun(*this, &MixerStrip::bundle_input_chosen), b)));
1004 }
1005
1006 void
1007 MixerStrip::maybe_add_bundle_to_output_menu (boost::shared_ptr<Bundle> b, ARDOUR::BundleList const& /*current*/)
1008 {
1009         using namespace Menu_Helpers;
1010
1011         if (b->ports_are_inputs() == false || b->nchannels() != _route->n_outputs() || *b == *_route->input()->bundle()) {
1012                 return;
1013         }
1014
1015         list<boost::shared_ptr<Bundle> >::iterator i = output_menu_bundles.begin ();
1016         while (i != output_menu_bundles.end() && b->has_same_ports (*i) == false) {
1017                 ++i;
1018         }
1019
1020         if (i != output_menu_bundles.end()) {
1021                 return;
1022         }
1023
1024         output_menu_bundles.push_back (b);
1025
1026         MenuList& citems = output_menu.items();
1027
1028         std::string n = b->name ();
1029         replace_all (n, "_", " ");
1030
1031         citems.push_back (MenuElem (n, sigc::bind (sigc::mem_fun(*this, &MixerStrip::bundle_output_chosen), b)));
1032 }
1033
1034 void
1035 MixerStrip::update_diskstream_display ()
1036 {
1037         if (is_track() && input_selector) {
1038                         input_selector->hide_all ();
1039         }
1040
1041         route_color_changed ();
1042 }
1043
1044 void
1045 MixerStrip::connect_to_pan ()
1046 {
1047         ENSURE_GUI_THREAD (*this, &MixerStrip::connect_to_pan)
1048
1049         panstate_connection.disconnect ();
1050         panstyle_connection.disconnect ();
1051
1052         if (!_route->panner()) {
1053                 return;
1054         }
1055
1056         boost::shared_ptr<Pannable> p = _route->pannable ();
1057
1058         p->automation_state_changed.connect (panstate_connection, invalidator (*this), boost::bind (&PannerUI::pan_automation_state_changed, &panners), gui_context());
1059         p->automation_style_changed.connect (panstyle_connection, invalidator (*this), boost::bind (&PannerUI::pan_automation_style_changed, &panners), gui_context());
1060
1061         /* This call reduncant, PannerUI::set_panner() connects to _panshell->Changed itself
1062          * However, that only works a panner was previously set.
1063          *
1064          * PannerUI must remain subscribed to _panshell->Changed() in case
1065          * we switch the panner eg. AUX-Send and back
1066          * _route->panner_shell()->Changed() vs _panshell->Changed
1067          */
1068         if (panners._panner == 0) {
1069                 panners.panshell_changed ();
1070         }
1071         update_panner_choices();
1072 }
1073
1074 void
1075 MixerStrip::update_panner_choices ()
1076 {
1077         ENSURE_GUI_THREAD (*this, &MixerStrip::update_panner_choices)
1078         if (!_route->panner_shell()) { return; }
1079
1080         uint32_t in = _route->output()->n_ports().n_audio();
1081         uint32_t out = in;
1082         if (_route->panner()) {
1083                 in = _route->panner()->in().n_audio();
1084         }
1085
1086         panners.set_available_panners(PannerManager::instance().PannerManager::get_available_panners(in, out));
1087 }
1088
1089 /*
1090  * Output port labelling
1091  * =====================
1092  *
1093  * Case 1: Each output has one connection, all connections are to system:playback_%i
1094  *   out 1 -> system:playback_1
1095  *   out 2 -> system:playback_2
1096  *   out 3 -> system:playback_3
1097  *   Display as: 1/2/3
1098  *
1099  * Case 2: Each output has one connection, all connections are to ardour:track_x/in 1
1100  *   out 1 -> ardour:track_x/in 1
1101  *   out 2 -> ardour:track_x/in 2
1102  *   Display as: track_x
1103  *
1104  * Case 3: Each output has one connection, all connections are to Jack client "program x"
1105  *   out 1 -> program x:foo
1106  *   out 2 -> program x:foo
1107  *   Display as: program x
1108  *
1109  * Case 4: No connections (Disconnected)
1110  *   Display as: -
1111  *
1112  * Default case (unusual routing):
1113  *   Display as: *number of connections*
1114  *
1115  * Tooltips
1116  * ========
1117  * .-----------------------------------------------.
1118  * | Mixdown                                       |
1119  * | out 1 -> ardour:master/in 1, jamin:input/in 1 |
1120  * | out 2 -> ardour:master/in 2, jamin:input/in 2 |
1121  * '-----------------------------------------------'
1122  * .-----------------------------------------------.
1123  * | Guitar SM58                                   |
1124  * | Disconnected                                  |
1125  * '-----------------------------------------------'
1126  */
1127
1128 void
1129 MixerStrip::update_io_button (boost::shared_ptr<ARDOUR::Route> route, Width width, bool for_input)
1130 {
1131         uint32_t io_count;
1132         uint32_t io_index;
1133         boost::shared_ptr<Port> port;
1134         vector<string> port_connections;
1135
1136         uint32_t total_connection_count = 0;
1137         uint32_t io_connection_count = 0;
1138         uint32_t ardour_connection_count = 0;
1139         uint32_t system_connection_count = 0;
1140         uint32_t other_connection_count = 0;
1141
1142         ostringstream label;
1143         string label_string;
1144
1145         bool have_label = false;
1146         bool each_io_has_one_connection = true;
1147
1148         string connection_name;
1149         string ardour_track_name;
1150         string other_connection_type;
1151         string system_ports;
1152         string system_port;
1153
1154         ostringstream tooltip;
1155         char * tooltip_cstr;
1156
1157         if (for_input) {
1158                 io_count = route->n_inputs().n_total();
1159                 tooltip << string_compose (_("<b>INPUT</b> to %1"), Glib::Markup::escape_text(route->name()));
1160         } else {
1161                 io_count = route->n_outputs().n_total();
1162                 tooltip << string_compose (_("<b>OUTPUT</b> from %1"), Glib::Markup::escape_text(route->name()));
1163         }
1164
1165
1166         for (io_index = 0; io_index < io_count; ++io_index) {
1167                 if (for_input) {
1168                         port = route->input()->nth (io_index);
1169                 } else {
1170                         port = route->output()->nth (io_index);
1171                 }
1172
1173                 port_connections.clear ();
1174                 port->get_connections(port_connections);
1175                 io_connection_count = 0;
1176
1177                 if (!port_connections.empty()) {
1178                         for (vector<string>::iterator i = port_connections.begin(); i != port_connections.end(); ++i) {
1179                                 string& connection_name (*i);
1180
1181                                 if (io_connection_count == 0) {
1182                                         tooltip << endl << Glib::Markup::escape_text(port->name().substr(port->name().find("/") + 1)) << " -> " << Glib::Markup::escape_text(connection_name);
1183                                 } else {
1184                                         tooltip << ", " << Glib::Markup::escape_text(connection_name);
1185                                 }
1186
1187                                 if (connection_name.find("ardour:") == 0) {
1188                                         if (ardour_track_name.empty()) {
1189                                                 // "ardour:Master/in 1" -> "ardour:Master/"
1190                                                 string::size_type slash = connection_name.find("/");
1191                                                 if (slash != string::npos) {
1192                                                         ardour_track_name = connection_name.substr(0, slash + 1);
1193                                                 }
1194                                         }
1195
1196                                         if (connection_name.find(ardour_track_name) == 0) {
1197                                                 ++ardour_connection_count;
1198                                         }
1199                                 } else if (connection_name.find("system:") == 0) {
1200                                         if (for_input) {
1201                                                 // "system:capture_123" -> "123"
1202                                                 system_port = connection_name.substr(15);
1203                                         } else {
1204                                                 // "system:playback_123" -> "123"
1205                                                 system_port = connection_name.substr(16);
1206                                         }
1207
1208                                         if (system_ports.empty()) {
1209                                                 system_ports += system_port;
1210                                         } else {
1211                                                 system_ports += "/" + system_port;
1212                                         }
1213
1214                                         ++system_connection_count;
1215                                 } else {
1216                                         if (other_connection_type.empty()) {
1217                                                 // "jamin:in 1" -> "jamin:"
1218                                                 other_connection_type = connection_name.substr(0, connection_name.find(":") + 1);
1219                                         }
1220
1221                                         if (connection_name.find(other_connection_type) == 0) {
1222                                                 ++other_connection_count;
1223                                         }
1224                                 }
1225
1226                                 ++total_connection_count;
1227                                 ++io_connection_count;
1228                         }
1229                 }
1230
1231                 if (io_connection_count != 1) {
1232                         each_io_has_one_connection = false;
1233                 }
1234         }
1235
1236         if (total_connection_count == 0) {
1237                 tooltip << endl << _("Disconnected");
1238         }
1239
1240         tooltip_cstr = new char[tooltip.str().size() + 1];
1241         strcpy(tooltip_cstr, tooltip.str().c_str());
1242
1243         if (for_input) {
1244                 ARDOUR_UI::instance()->set_tip (&input_button, tooltip_cstr, "");
1245         } else {
1246                 ARDOUR_UI::instance()->set_tip (&output_button, tooltip_cstr, "");
1247         }
1248
1249         if (each_io_has_one_connection) {
1250                 if (total_connection_count == ardour_connection_count) {
1251                         // all connections are to the same track in ardour
1252                         // "ardour:Master/" -> "Master"
1253                         string::size_type slash = ardour_track_name.find("/");
1254                         if (slash != string::npos) {
1255                                 label << ardour_track_name.substr(7, slash - 7);
1256                                 have_label = true;
1257                         }
1258                 }
1259                 else if (total_connection_count == system_connection_count) {
1260                         // all connections are to system ports
1261                         label << system_ports;
1262                         have_label = true;
1263                 }
1264                 else if (total_connection_count == other_connection_count) {
1265                         // all connections are to the same external program eg jamin
1266                         // "jamin:" -> "jamin"
1267                         label << other_connection_type.substr(0, other_connection_type.size() - 1);
1268                         have_label = true;
1269                 }
1270         }
1271
1272         if (!have_label) {
1273                 if (total_connection_count == 0) {
1274                         // Disconnected
1275                         label << "-";
1276                 } else {
1277                         // Odd configuration
1278                         label << "*" << total_connection_count << "*";
1279                 }
1280         }
1281
1282         switch (width) {
1283         case Wide:
1284                 label_string = label.str().substr(0, 7);
1285                 break;
1286         case Narrow:
1287                 label_string = label.str().substr(0, 3);
1288                 break;
1289         }
1290
1291         if (for_input) {
1292                 input_button.set_text (label_string);
1293         } else {
1294                 output_button.set_text (label_string);
1295         }
1296 }
1297
1298 void
1299 MixerStrip::update_input_display ()
1300 {
1301         update_io_button (_route, _width, true);
1302         panners.setup_pan ();
1303
1304         if (has_audio_outputs ()) {
1305                 panners.show_all ();
1306         } else {
1307                 panners.hide_all ();
1308         }
1309
1310 }
1311
1312 void
1313 MixerStrip::update_output_display ()
1314 {
1315         update_io_button (_route, _width, false);
1316         gpm.setup_meters ();
1317         panners.setup_pan ();
1318
1319         if (has_audio_outputs ()) {
1320                 panners.show_all ();
1321         } else {
1322                 panners.hide_all ();
1323         }
1324 }
1325
1326 void
1327 MixerStrip::fast_update ()
1328 {
1329         gpm.update_meters ();
1330 }
1331
1332 void
1333 MixerStrip::diskstream_changed ()
1334 {
1335         Gtkmm2ext::UI::instance()->call_slot (invalidator (*this), boost::bind (&MixerStrip::update_diskstream_display, this));
1336 }
1337
1338 void
1339 MixerStrip::io_changed_proxy ()
1340 {
1341         Glib::signal_idle().connect_once (sigc::mem_fun (*this, &MixerStrip::update_panner_choices));
1342 }
1343
1344 void
1345 MixerStrip::port_connected_or_disconnected (boost::weak_ptr<Port> wa, boost::weak_ptr<Port> wb)
1346 {
1347         boost::shared_ptr<Port> a = wa.lock ();
1348         boost::shared_ptr<Port> b = wb.lock ();
1349
1350         if ((a && _route->input()->has_port (a)) || (b && _route->input()->has_port (b))) {
1351                 update_input_display ();
1352                 set_width_enum (_width, this);
1353         }
1354
1355         if ((a && _route->output()->has_port (a)) || (b && _route->output()->has_port (b))) {
1356                 update_output_display ();
1357                 set_width_enum (_width, this);
1358         }
1359 }
1360
1361 void
1362 MixerStrip::setup_comment_button ()
1363 {
1364         switch (_width) {
1365
1366         case Wide:
1367                 if (_route->comment().empty ()) {
1368                         _comment_button.unset_bg (STATE_NORMAL);
1369                         _comment_button.set_text (_("Comments"));
1370                 } else {
1371                         _comment_button.modify_bg (STATE_NORMAL, color ());
1372                         _comment_button.set_text (_("*Comments*"));
1373                 }
1374                 break;
1375
1376         case Narrow:
1377                 if (_route->comment().empty ()) {
1378                         _comment_button.unset_bg (STATE_NORMAL);
1379                         _comment_button.set_text (_("Cmt"));
1380                 } else {
1381                         _comment_button.modify_bg (STATE_NORMAL, color ());
1382                         _comment_button.set_text (_("*Cmt*"));
1383                 }
1384                 break;
1385         }
1386
1387         ARDOUR_UI::instance()->set_tip (
1388                 _comment_button, _route->comment().empty() ? _("Click to Add/Edit Comments") : _route->comment()
1389                 );
1390
1391 }
1392
1393 bool
1394 MixerStrip::select_route_group (GdkEventButton *ev)
1395 {
1396         using namespace Menu_Helpers;
1397
1398         if (ev->button == 1) {
1399
1400                 if (group_menu == 0) {
1401
1402                         PropertyList* plist = new PropertyList();
1403
1404                         plist->add (Properties::gain, true);
1405                         plist->add (Properties::mute, true);
1406                         plist->add (Properties::solo, true);
1407
1408                         group_menu = new RouteGroupMenu (_session, plist);
1409                 }
1410
1411                 WeakRouteList r;
1412                 r.push_back (route ());
1413                 group_menu->build (r);
1414                 group_menu->menu()->popup (1, ev->time);
1415         }
1416
1417         return true;
1418 }
1419
1420 void
1421 MixerStrip::route_group_changed ()
1422 {
1423         ENSURE_GUI_THREAD (*this, &MixerStrip::route_group_changed)
1424
1425         RouteGroup *rg = _route->route_group();
1426
1427         if (rg) {
1428                 group_button.set_text (PBD::short_version (rg->name(), 5));
1429         } else {
1430                 switch (_width) {
1431                 case Wide:
1432                         group_button.set_text (_("Grp"));
1433                         break;
1434                 case Narrow:
1435                         group_button.set_text (_("~G"));
1436                         break;
1437                 }
1438         }
1439 }
1440
1441 void
1442 MixerStrip::route_color_changed ()
1443 {
1444         name_button.modify_bg (STATE_NORMAL, color());
1445         number_label.set_fixed_colors (gdk_color_to_rgba (color()), gdk_color_to_rgba (color()));
1446         reset_strip_style ();
1447 }
1448
1449 void
1450 MixerStrip::show_passthru_color ()
1451 {
1452         reset_strip_style ();
1453 }
1454
1455 void
1456 MixerStrip::build_route_ops_menu ()
1457 {
1458         using namespace Menu_Helpers;
1459         route_ops_menu = new Menu;
1460         route_ops_menu->set_name ("ArdourContextMenu");
1461
1462         MenuList& items = route_ops_menu->items();
1463
1464         items.push_back (MenuElem (_("Color..."), sigc::mem_fun (*this, &RouteUI::choose_color)));
1465
1466         items.push_back (MenuElem (_("Comments..."), sigc::mem_fun (*this, &RouteUI::open_comment_editor)));
1467
1468         items.push_back (MenuElem (_("Inputs..."), sigc::mem_fun (*this, &RouteUI::edit_input_configuration)));
1469
1470         items.push_back (MenuElem (_("Outputs..."), sigc::mem_fun (*this, &RouteUI::edit_output_configuration)));
1471
1472         items.push_back (SeparatorElem());
1473
1474         if (!_route->is_master()) {
1475                 items.push_back (MenuElem (_("Save As Template..."), sigc::mem_fun(*this, &RouteUI::save_as_template)));
1476         }
1477         items.push_back (MenuElem (_("Rename..."), sigc::mem_fun(*this, &RouteUI::route_rename)));
1478         rename_menu_item = &items.back();
1479
1480         items.push_back (SeparatorElem());
1481         items.push_back (CheckMenuElem (_("Active")));
1482         Gtk::CheckMenuItem* i = dynamic_cast<Gtk::CheckMenuItem *> (&items.back());
1483         i->set_active (_route->active());
1484         i->set_sensitive(! _session->transport_rolling());
1485         i->signal_activate().connect (sigc::bind (sigc::mem_fun (*this, &RouteUI::set_route_active), !_route->active(), false));
1486
1487         items.push_back (SeparatorElem());
1488
1489         items.push_back (MenuElem (_("Adjust Latency..."), sigc::mem_fun (*this, &RouteUI::adjust_latency)));
1490
1491         items.push_back (SeparatorElem());
1492         items.push_back (CheckMenuElem (_("Protect Against Denormals"), sigc::mem_fun (*this, &RouteUI::toggle_denormal_protection)));
1493         denormal_menu_item = dynamic_cast<Gtk::CheckMenuItem *> (&items.back());
1494         denormal_menu_item->set_active (_route->denormal_protection());
1495
1496         if (!Profile->get_sae()) {
1497                 items.push_back (SeparatorElem());
1498                 items.push_back (MenuElem (_("Remote Control ID..."), sigc::mem_fun (*this, &RouteUI::open_remote_control_id_dialog)));
1499         }
1500
1501         items.push_back (SeparatorElem());
1502         items.push_back (MenuElem (_("Remove"), sigc::bind (sigc::mem_fun(*this, &RouteUI::remove_this_route), false)));
1503 }
1504
1505 gboolean
1506 MixerStrip::name_button_button_press (GdkEventButton* ev)
1507 {
1508         if (ev->button == 3) {
1509                 list_route_operations ();
1510
1511                 /* do not allow rename if the track is record-enabled */
1512                 rename_menu_item->set_sensitive (!_route->record_enabled());
1513                 route_ops_menu->popup (1, ev->time);
1514
1515                 return true;
1516         }
1517
1518         return false;
1519 }
1520
1521 gboolean
1522 MixerStrip::name_button_button_release (GdkEventButton* ev)
1523 {
1524         if (ev->button == 1) {
1525                 list_route_operations ();
1526
1527                 /* do not allow rename if the track is record-enabled */
1528                 rename_menu_item->set_sensitive (!_route->record_enabled());
1529                 route_ops_menu->popup (1, ev->time);
1530         }
1531
1532         return false;
1533 }
1534
1535 gboolean
1536 MixerStrip::number_button_button_press (GdkEventButton* ev)
1537 {
1538         if (  ev->button == 3 ) {
1539                 list_route_operations ();
1540
1541                 /* do not allow rename if the track is record-enabled */
1542                 rename_menu_item->set_sensitive (!_route->record_enabled());
1543                 route_ops_menu->popup (1, ev->time);
1544
1545                 return true;
1546         }
1547
1548         return false;
1549 }
1550
1551 void
1552 MixerStrip::list_route_operations ()
1553 {
1554         delete route_ops_menu;
1555         build_route_ops_menu ();
1556 }
1557
1558 void
1559 MixerStrip::set_selected (bool yn)
1560 {
1561         AxisView::set_selected (yn);
1562         if (_selected) {
1563                 global_frame.set_shadow_type (Gtk::SHADOW_ETCHED_OUT);
1564                 global_frame.set_name ("MixerStripSelectedFrame");
1565         } else {
1566                 global_frame.set_shadow_type (Gtk::SHADOW_IN);
1567                 global_frame.set_name ("MixerStripFrame");
1568         }
1569         global_frame.queue_draw ();
1570
1571 //      if (!yn)
1572 //              processor_box.deselect_all_processors();
1573 }
1574
1575 void
1576 MixerStrip::property_changed (const PropertyChange& what_changed)
1577 {
1578         RouteUI::property_changed (what_changed);
1579
1580         if (what_changed.contains (ARDOUR::Properties::name)) {
1581                 name_changed ();
1582         }
1583 }
1584
1585 void
1586 MixerStrip::name_changed ()
1587 {
1588         switch (_width) {
1589                 case Wide:
1590                         name_button.set_text (_route->name());
1591                         break;
1592                 case Narrow:
1593                         name_button.set_text (PBD::short_version (_route->name(), 5));
1594                         break;
1595         }
1596
1597         ARDOUR_UI::instance()->set_tip (name_button, _route->name());
1598
1599         if (_session->config.get_track_name_number()) {
1600                 const int64_t track_number = _route->track_number ();
1601                 if (track_number == 0) {
1602                         number_label.set_text ("-");
1603                 } else {
1604                         number_label.set_text (PBD::to_string (abs(_route->track_number ()), std::dec));
1605                 }
1606         } else {
1607                 number_label.set_text ("");
1608         }
1609 }
1610
1611 void
1612 MixerStrip::name_button_resized (Gtk::Allocation& alloc)
1613 {
1614         name_button.set_layout_ellisize_width (alloc.get_width() * PANGO_SCALE);
1615 }
1616
1617 bool
1618 MixerStrip::width_button_pressed (GdkEventButton* ev)
1619 {
1620         if (ev->button != 1) {
1621                 return false;
1622         }
1623
1624         if (Keyboard::modifier_state_contains (ev->state, Keyboard::ModifierMask (Keyboard::PrimaryModifier | Keyboard::TertiaryModifier)) && _mixer_owned) {
1625                 switch (_width) {
1626                 case Wide:
1627                         _mixer.set_strip_width (Narrow, true);
1628                         break;
1629
1630                 case Narrow:
1631                         _mixer.set_strip_width (Wide, true);
1632                         break;
1633                 }
1634         } else {
1635                 switch (_width) {
1636                 case Wide:
1637                         set_width_enum (Narrow, this);
1638                         break;
1639                 case Narrow:
1640                         set_width_enum (Wide, this);
1641                         break;
1642                 }
1643         }
1644
1645         return true;
1646 }
1647
1648 void
1649 MixerStrip::hide_clicked ()
1650 {
1651         // LAME fix to reset the button status for when it is redisplayed (part 1)
1652         hide_button.set_sensitive(false);
1653
1654         if (_embedded) {
1655                 Hiding(); /* EMIT_SIGNAL */
1656         } else {
1657                 _mixer.hide_strip (this);
1658         }
1659
1660         // (part 2)
1661         hide_button.set_sensitive(true);
1662 }
1663
1664 void
1665 MixerStrip::set_embedded (bool yn)
1666 {
1667         _embedded = yn;
1668 }
1669
1670 void
1671 MixerStrip::map_frozen ()
1672 {
1673         ENSURE_GUI_THREAD (*this, &MixerStrip::map_frozen)
1674
1675         boost::shared_ptr<AudioTrack> at = audio_track();
1676
1677         if (at) {
1678                 switch (at->freeze_state()) {
1679                 case AudioTrack::Frozen:
1680                         processor_box.set_sensitive (false);
1681                         hide_redirect_editors ();
1682                         break;
1683                 default:
1684                         processor_box.set_sensitive (true);
1685                         // XXX need some way, maybe, to retoggle redirect editors
1686                         break;
1687                 }
1688         }
1689 }
1690
1691 void
1692 MixerStrip::hide_redirect_editors ()
1693 {
1694         _route->foreach_processor (sigc::mem_fun (*this, &MixerStrip::hide_processor_editor));
1695 }
1696
1697 void
1698 MixerStrip::hide_processor_editor (boost::weak_ptr<Processor> p)
1699 {
1700         boost::shared_ptr<Processor> processor (p.lock ());
1701         if (!processor) {
1702                 return;
1703         }
1704
1705         Gtk::Window* w = processor_box.get_processor_ui (processor);
1706
1707         if (w) {
1708                 w->hide ();
1709         }
1710 }
1711
1712 void
1713 MixerStrip::reset_strip_style ()
1714 {
1715         if (_current_delivery && boost::dynamic_pointer_cast<Send>(_current_delivery)) {
1716
1717                 gpm.set_fader_name ("SendStripBase");
1718
1719         } else {
1720
1721                 if (is_midi_track()) {
1722                         if (_route->active()) {
1723                                 set_name ("MidiTrackStripBase");
1724                         } else {
1725                                 set_name ("MidiTrackStripBaseInactive");
1726                         }
1727                         gpm.set_fader_name ("MidiTrackFader");
1728                 } else if (is_audio_track()) {
1729                         if (_route->active()) {
1730                                 set_name ("AudioTrackStripBase");
1731                         } else {
1732                                 set_name ("AudioTrackStripBaseInactive");
1733                         }
1734                         gpm.set_fader_name ("AudioTrackFader");
1735                 } else {
1736                         if (_route->active()) {
1737                                 set_name ("AudioBusStripBase");
1738                         } else {
1739                                 set_name ("AudioBusStripBaseInactive");
1740                         }
1741                         gpm.set_fader_name ("AudioBusFader");
1742
1743                         /* (no MIDI busses yet) */
1744                 }
1745         }
1746 }
1747
1748
1749 void
1750 MixerStrip::engine_stopped ()
1751 {
1752 }
1753
1754 void
1755 MixerStrip::engine_running ()
1756 {
1757 }
1758
1759 string
1760 MixerStrip::meter_point_string (MeterPoint mp)
1761 {
1762         switch (_width) {
1763         case Wide:
1764                 switch (mp) {
1765                 case MeterInput:
1766                         return _("In");
1767                         break;
1768
1769                 case MeterPreFader:
1770                         return _("Pre");
1771                         break;
1772
1773                 case MeterPostFader:
1774                         return _("Post");
1775                         break;
1776
1777                 case MeterOutput:
1778                         return _("Out");
1779                         break;
1780
1781                 case MeterCustom:
1782                 default:
1783                         return _("Custom");
1784                         break;
1785                 }
1786                 break;
1787         case Narrow:
1788                 switch (mp) {
1789                 case MeterInput:
1790                         return _("In");
1791                         break;
1792
1793                 case MeterPreFader:
1794                         return _("Pr");
1795                         break;
1796
1797                 case MeterPostFader:
1798                         return _("Po");
1799                         break;
1800
1801                 case MeterOutput:
1802                         return _("O");
1803                         break;
1804
1805                 case MeterCustom:
1806                 default:
1807                         return _("C");
1808                         break;
1809                 }
1810                 break;
1811         }
1812
1813         return string();
1814 }
1815
1816 /** Called when the metering point has changed */
1817 void
1818 MixerStrip::meter_changed ()
1819 {
1820         meter_point_button.set_text (meter_point_string (_route->meter_point()));
1821         gpm.setup_meters ();
1822         // reset peak when meter point changes
1823         gpm.reset_peak_display();
1824 }
1825
1826 /** The bus that we are displaying sends to has changed, or been turned off.
1827  *  @param send_to New bus that we are displaying sends to, or 0.
1828  */
1829 void
1830 MixerStrip::bus_send_display_changed (boost::shared_ptr<Route> send_to)
1831 {
1832         RouteUI::bus_send_display_changed (send_to);
1833
1834         if (send_to) {
1835                 boost::shared_ptr<Send> send = _route->internal_send_for (send_to);
1836
1837                 if (send) {
1838                         show_send (send);
1839                 } else {
1840                         revert_to_default_display ();
1841                 }
1842         } else {
1843                 revert_to_default_display ();
1844         }
1845 }
1846
1847 void
1848 MixerStrip::drop_send ()
1849 {
1850         boost::shared_ptr<Send> current_send;
1851
1852         if (_current_delivery && ((current_send = boost::dynamic_pointer_cast<Send>(_current_delivery)) != 0)) {
1853                 current_send->set_metering (false);
1854         }
1855
1856         send_gone_connection.disconnect ();
1857         input_button.set_sensitive (true);
1858         output_button.set_sensitive (true);
1859         group_button.set_sensitive (true);
1860         set_invert_sensitive (true);
1861         meter_point_button.set_sensitive (true);
1862         mute_button->set_sensitive (true);
1863         solo_button->set_sensitive (true);
1864         rec_enable_button->set_sensitive (true);
1865         solo_isolated_led->set_sensitive (true);
1866         solo_safe_led->set_sensitive (true);
1867         monitor_input_button->set_sensitive (true);
1868         monitor_disk_button->set_sensitive (true);
1869         _comment_button.set_sensitive (true);
1870 }
1871
1872 void
1873 MixerStrip::set_current_delivery (boost::shared_ptr<Delivery> d)
1874 {
1875         _current_delivery = d;
1876         DeliveryChanged (_current_delivery);
1877 }
1878
1879 void
1880 MixerStrip::show_send (boost::shared_ptr<Send> send)
1881 {
1882         assert (send != 0);
1883
1884         drop_send ();
1885
1886         set_current_delivery (send);
1887
1888         send->meter()->set_type(_route->shared_peak_meter()->get_type());
1889         send->set_metering (true);
1890         _current_delivery->DropReferences.connect (send_gone_connection, invalidator (*this), boost::bind (&MixerStrip::revert_to_default_display, this), gui_context());
1891
1892         gain_meter().set_controls (_route, send->meter(), send->amp());
1893         gain_meter().setup_meters ();
1894
1895         uint32_t const in = _current_delivery->pans_required();
1896         uint32_t const out = _current_delivery->pan_outs();
1897
1898         panner_ui().set_panner (_current_delivery->panner_shell(), _current_delivery->panner());
1899         panner_ui().set_available_panners(PannerManager::instance().PannerManager::get_available_panners(in, out));
1900         panner_ui().setup_pan ();
1901         panner_ui().set_send_drawing_mode (true);
1902         panner_ui().show_all ();
1903
1904         input_button.set_sensitive (false);
1905         group_button.set_sensitive (false);
1906         set_invert_sensitive (false);
1907         meter_point_button.set_sensitive (false);
1908         mute_button->set_sensitive (false);
1909         solo_button->set_sensitive (false);
1910         rec_enable_button->set_sensitive (false);
1911         solo_isolated_led->set_sensitive (false);
1912         solo_safe_led->set_sensitive (false);
1913         monitor_input_button->set_sensitive (false);
1914         monitor_disk_button->set_sensitive (false);
1915         _comment_button.set_sensitive (false);
1916
1917         if (boost::dynamic_pointer_cast<InternalSend>(send)) {
1918                 output_button.set_sensitive (false);
1919         }
1920
1921         reset_strip_style ();
1922 }
1923
1924 void
1925 MixerStrip::revert_to_default_display ()
1926 {
1927         drop_send ();
1928
1929         set_current_delivery (_route->main_outs ());
1930
1931         gain_meter().set_controls (_route, _route->shared_peak_meter(), _route->amp());
1932         gain_meter().setup_meters ();
1933
1934         panner_ui().set_panner (_route->main_outs()->panner_shell(), _route->main_outs()->panner());
1935         update_panner_choices();
1936         panner_ui().setup_pan ();
1937         panner_ui().set_send_drawing_mode (false);
1938
1939         if (has_audio_outputs ()) {
1940                 panners.show_all ();
1941         } else {
1942                 panners.hide_all ();
1943         }
1944
1945         reset_strip_style ();
1946 }
1947
1948 void
1949 MixerStrip::set_button_names ()
1950 {
1951         switch (_width) {
1952         case Wide:
1953                 mute_button->set_text (_("Mute"));
1954                 monitor_input_button->set_text (_("In"));
1955                 monitor_disk_button->set_text (_("Disk"));
1956
1957                 if (_route && _route->solo_safe()) {
1958                         solo_button->set_visual_state (Gtkmm2ext::VisualState (solo_button->visual_state() | Gtkmm2ext::Insensitive));
1959                 } else {
1960                         solo_button->set_visual_state (Gtkmm2ext::VisualState (solo_button->visual_state() & ~Gtkmm2ext::Insensitive));
1961                 }
1962                 if (!Config->get_solo_control_is_listen_control()) {
1963                         solo_button->set_text (_("Solo"));
1964                 } else {
1965                         switch (Config->get_listen_position()) {
1966                         case AfterFaderListen:
1967                                 solo_button->set_text (_("AFL"));
1968                                 break;
1969                         case PreFaderListen:
1970                                 solo_button->set_text (_("PFL"));
1971                                 break;
1972                         }
1973                 }
1974                 solo_isolated_led->set_text (_("Iso"));
1975                 solo_safe_led->set_text (_("Lock"));
1976                 break;
1977
1978         default:
1979                 mute_button->set_text (_("M"));
1980                 monitor_input_button->set_text (_("I"));
1981                 monitor_disk_button->set_text (_("D"));
1982
1983                 if (_route && _route->solo_safe()) {
1984                         solo_button->set_visual_state (Gtkmm2ext::VisualState (solo_button->visual_state() | Gtkmm2ext::Insensitive));
1985                 } else {
1986                         solo_button->set_visual_state (Gtkmm2ext::VisualState (solo_button->visual_state() & ~Gtkmm2ext::Insensitive));
1987                 }
1988                 if (!Config->get_solo_control_is_listen_control()) {
1989                         solo_button->set_text (_("S"));
1990                 } else {
1991                         switch (Config->get_listen_position()) {
1992                         case AfterFaderListen:
1993                                 solo_button->set_text (_("A"));
1994                                 break;
1995                         case PreFaderListen:
1996                                 solo_button->set_text (_("P"));
1997                                 break;
1998                         }
1999                 }
2000
2001                 solo_isolated_led->set_text (_("I"));
2002                 solo_safe_led->set_text (_("L"));
2003                 break;
2004         }
2005
2006         if (_route) {
2007                 meter_point_button.set_text (meter_point_string (_route->meter_point()));
2008         } else {
2009                 meter_point_button.set_text ("");
2010         }
2011 }
2012
2013 PluginSelector*
2014 MixerStrip::plugin_selector()
2015 {
2016         return _mixer.plugin_selector();
2017 }
2018
2019 void
2020 MixerStrip::hide_things ()
2021 {
2022         processor_box.hide_things ();
2023 }
2024
2025 bool
2026 MixerStrip::input_active_button_press (GdkEventButton*)
2027 {
2028         /* nothing happens on press */
2029         return true;
2030 }
2031
2032 bool
2033 MixerStrip::input_active_button_release (GdkEventButton* ev)
2034 {
2035         boost::shared_ptr<MidiTrack> mt = midi_track ();
2036
2037         if (!mt) {
2038                 return true;
2039         }
2040
2041         boost::shared_ptr<RouteList> rl (new RouteList);
2042
2043         rl->push_back (route());
2044
2045         _session->set_exclusive_input_active (rl, !mt->input_active(),
2046                                               Keyboard::modifier_state_contains (ev->state, Keyboard::ModifierMask (Keyboard::PrimaryModifier|Keyboard::SecondaryModifier)));
2047
2048         return true;
2049 }
2050
2051 void
2052 MixerStrip::midi_input_status_changed ()
2053 {
2054         if (midi_input_enable_button) {
2055                 boost::shared_ptr<MidiTrack> mt = midi_track ();
2056                 assert (mt);
2057                 midi_input_enable_button->set_active (mt->input_active ());
2058         }
2059 }
2060
2061 string
2062 MixerStrip::state_id () const
2063 {
2064         return string_compose ("strip %1", _route->id().to_s());
2065 }
2066
2067 void
2068 MixerStrip::parameter_changed (string p)
2069 {
2070         if (p == _visibility.get_state_name()) {
2071                 /* The user has made changes to the mixer strip visibility, so get
2072                    our VisibilityGroup to reflect these changes in our widgets.
2073                 */
2074                 _visibility.set_state (Config->get_mixer_strip_visibility ());
2075         }
2076         else if (p == "track-name-number") {
2077                 name_changed ();
2078         }
2079 }
2080
2081 /** Called to decide whether the solo isolate / solo lock button visibility should
2082  *  be overridden from that configured by the user.  We do this for the master bus.
2083  *
2084  *  @return optional value that is present if visibility state should be overridden.
2085  */
2086 boost::optional<bool>
2087 MixerStrip::override_solo_visibility () const
2088 {
2089         if (_route && _route->is_master ()) {
2090                 return boost::optional<bool> (false);
2091         }
2092
2093         return boost::optional<bool> ();
2094 }
2095
2096 void
2097 MixerStrip::add_input_port (DataType t)
2098 {
2099         _route->input()->add_port ("", this, t);
2100 }
2101
2102 void
2103 MixerStrip::add_output_port (DataType t)
2104 {
2105         _route->output()->add_port ("", this, t);
2106 }
2107
2108 void
2109 MixerStrip::route_active_changed ()
2110 {
2111         reset_strip_style ();
2112 }
2113
2114 void
2115 MixerStrip::copy_processors ()
2116 {
2117         processor_box.processor_operation (ProcessorBox::ProcessorsCopy);
2118 }
2119
2120 void
2121 MixerStrip::cut_processors ()
2122 {
2123         processor_box.processor_operation (ProcessorBox::ProcessorsCut);
2124 }
2125
2126 void
2127 MixerStrip::paste_processors ()
2128 {
2129         processor_box.processor_operation (ProcessorBox::ProcessorsPaste);
2130 }
2131
2132 void
2133 MixerStrip::select_all_processors ()
2134 {
2135         processor_box.processor_operation (ProcessorBox::ProcessorsSelectAll);
2136 }
2137
2138 void
2139 MixerStrip::deselect_all_processors ()
2140 {
2141         processor_box.processor_operation (ProcessorBox::ProcessorsSelectNone);
2142 }
2143
2144 bool
2145 MixerStrip::delete_processors ()
2146 {
2147         return processor_box.processor_operation (ProcessorBox::ProcessorsDelete);
2148 }
2149
2150 void
2151 MixerStrip::toggle_processors ()
2152 {
2153         processor_box.processor_operation (ProcessorBox::ProcessorsToggleActive);
2154 }
2155
2156 void
2157 MixerStrip::ab_plugins ()
2158 {
2159         processor_box.processor_operation (ProcessorBox::ProcessorsAB);
2160 }
2161
2162 bool
2163 MixerStrip::level_meter_button_press (GdkEventButton* ev)
2164 {
2165         if (_current_delivery && boost::dynamic_pointer_cast<Send>(_current_delivery)) {
2166                 return false;
2167         }
2168         if (ev->button == 3) {
2169                 popup_level_meter_menu (ev);
2170                 return true;
2171         }
2172
2173         return false;
2174 }
2175
2176 void
2177 MixerStrip::popup_level_meter_menu (GdkEventButton* ev)
2178 {
2179         using namespace Gtk::Menu_Helpers;
2180
2181         Gtk::Menu* m = manage (new Menu);
2182         MenuList& items = m->items ();
2183
2184         RadioMenuItem::Group group;
2185
2186         _suspend_menu_callbacks = true;
2187         add_level_meter_item_point (items, group, _("Input"), MeterInput);
2188         add_level_meter_item_point (items, group, _("Pre Fader"), MeterPreFader);
2189         add_level_meter_item_point (items, group, _("Post Fader"), MeterPostFader);
2190         add_level_meter_item_point (items, group, _("Output"), MeterOutput);
2191         add_level_meter_item_point (items, group, _("Custom"), MeterCustom);
2192
2193         if (gpm.meter_channels().n_audio() == 0) {
2194                 m->popup (ev->button, ev->time);
2195                 _suspend_menu_callbacks = false;
2196                 return;
2197         }
2198
2199         RadioMenuItem::Group tgroup;
2200         items.push_back (SeparatorElem());
2201
2202         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterPeak), MeterPeak);
2203         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterKrms),  MeterKrms);
2204         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterIEC1DIN), MeterIEC1DIN);
2205         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterIEC1NOR), MeterIEC1NOR);
2206         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterIEC2BBC), MeterIEC2BBC);
2207         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterIEC2EBU), MeterIEC2EBU);
2208         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterK20), MeterK20);
2209         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterK14), MeterK14);
2210         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterK12), MeterK12);
2211         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterVU),  MeterVU);
2212
2213         int _strip_type;
2214         if (_route->is_master()) {
2215                 _strip_type = 4;
2216         }
2217         else if (boost::dynamic_pointer_cast<AudioTrack>(_route) == 0
2218                         && boost::dynamic_pointer_cast<MidiTrack>(_route) == 0) {
2219                 /* non-master bus */
2220                 _strip_type = 3;
2221         }
2222         else if (boost::dynamic_pointer_cast<MidiTrack>(_route)) {
2223                 _strip_type = 2;
2224         }
2225         else {
2226                 _strip_type = 1;
2227         }
2228
2229         MeterType cmt = _route->meter_type();
2230         const std::string cmn = ArdourMeter::meter_type_string(cmt);
2231
2232         items.push_back (SeparatorElem());
2233         items.push_back (MenuElem (string_compose(_("Change all in Group to %1"), cmn),
2234                                 sigc::bind (SetMeterTypeMulti, -1, _route->route_group(), cmt)));
2235         items.push_back (MenuElem (string_compose(_("Change all to %1"), cmn),
2236                                 sigc::bind (SetMeterTypeMulti, 0, _route->route_group(), cmt)));
2237         items.push_back (MenuElem (string_compose(_("Change same track-type to %1"), cmn),
2238                                 sigc::bind (SetMeterTypeMulti, _strip_type, _route->route_group(), cmt)));
2239
2240         m->popup (ev->button, ev->time);
2241         _suspend_menu_callbacks = false;
2242 }
2243
2244 void
2245 MixerStrip::add_level_meter_item_point (Menu_Helpers::MenuList& items,
2246                 RadioMenuItem::Group& group, string const & name, MeterPoint point)
2247 {
2248         using namespace Menu_Helpers;
2249
2250         items.push_back (RadioMenuElem (group, name, sigc::bind (sigc::mem_fun (*this, &MixerStrip::set_meter_point), point)));
2251         RadioMenuItem* i = dynamic_cast<RadioMenuItem *> (&items.back ());
2252         i->set_active (_route->meter_point() == point);
2253 }
2254
2255 void
2256 MixerStrip::set_meter_point (MeterPoint p)
2257 {
2258         if (_suspend_menu_callbacks) return;
2259         _route->set_meter_point (p);
2260 }
2261
2262 void
2263 MixerStrip::add_level_meter_item_type (Menu_Helpers::MenuList& items,
2264                 RadioMenuItem::Group& group, string const & name, MeterType type)
2265 {
2266         using namespace Menu_Helpers;
2267
2268         items.push_back (RadioMenuElem (group, name, sigc::bind (sigc::mem_fun (*this, &MixerStrip::set_meter_type), type)));
2269         RadioMenuItem* i = dynamic_cast<RadioMenuItem *> (&items.back ());
2270         i->set_active (_route->meter_type() == type);
2271 }
2272
2273 void
2274 MixerStrip::set_meter_type (MeterType t)
2275 {
2276         if (_suspend_menu_callbacks) return;
2277         gpm.set_type (t);
2278 }