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 <algorithm>
  21
  22 #include <sigc++/bind.h>
  23
  24 #include "pbd/convert.h"
  25 #include "pbd/enumwriter.h"
  26 #include "pbd/replace_all.h"
  27
  28 #include <gtkmm2ext/gtk_ui.h>
  29 #include <gtkmm2ext/utils.h>
  30 #include <gtkmm2ext/choice.h>
  31 #include <gtkmm2ext/doi.h>
  32 #include <gtkmm2ext/slider_controller.h>
  33 #include <gtkmm2ext/bindable_button.h>
  34
  35 #include "ardour/ardour.h"
  36 #include "ardour/amp.h"
  37 #include "ardour/session.h"
  38 #include "ardour/audioengine.h"
  39 #include "ardour/internal_send.h"
  40 #include "ardour/route.h"
  41 #include "ardour/route_group.h"
  42 #include "ardour/audio_track.h"
  43 #include "ardour/panner.h"
  44 #include "ardour/send.h"
  45 #include "ardour/processor.h"
  46 #include "ardour/profile.h"
  47 #include "ardour/ladspa_plugin.h"
  48 #include "ardour/user_bundle.h"
  49 #include "ardour/port.h"
  50
  51 #include "ardour_ui.h"
  52 #include "ardour_dialog.h"
  53 #include "mixer_strip.h"
  54 #include "mixer_ui.h"
  55 #include "keyboard.h"
  56 #include "led.h"
  57 #include "public_editor.h"
  58 #include "send_ui.h"
  59 #include "io_selector.h"
  60 #include "utils.h"
  61 #include "gui_thread.h"
  62 #include "route_group_menu.h"
  63
  64 #include "i18n.h"
  65
  66 using namespace ARDOUR;
  67 using namespace PBD;
  68 using namespace Gtk;
  69 using namespace Gtkmm2ext;
  70 using namespace std;
  71
  72 sigc::signal<void,boost::shared_ptr<Route> > MixerStrip::SwitchIO;
  73
  74 int MixerStrip::scrollbar_height = 0;
  75 PBD::Signal1<void,MixerStrip*> MixerStrip::CatchDeletion;
  76
  77 MixerStrip::MixerStrip (Mixer_UI& mx, Session* sess, bool in_mixer)
  78         : AxisView(sess)
  79         , RouteUI (sess)
  80         , _mixer(mx)
  81         , _mixer_owned (in_mixer)
  82         , processor_box (sess, boost::bind (&MixerStrip::plugin_selector, this), mx.selection(), this, in_mixer)
  83         , gpm (sess, 250)
  84         , panners (sess)
  85         , _mono_button (_("Mono"))
  86         , button_table (4, 2)
  87         , solo_led_table (2, 2)
  88         , middle_button_table (1, 2)
  89         , bottom_button_table (1, 2)
  90         , meter_point_label (_("pre"))
  91         , comment_button (_("Comments"))
  92 {
  93         init ();
  94
  95         if (!_mixer_owned) {
  96                 /* the editor mixer strip: don't destroy it every time
  97                    the underlying route goes away.
  98                 */
  99
 100                 self_destruct = false;
 101         }
 102 }
 103
 104 MixerStrip::MixerStrip (Mixer_UI& mx, Session* sess, boost::shared_ptr<Route> rt, bool in_mixer)
 105         : AxisView(sess)
 106         , RouteUI (sess)
 107         , _mixer(mx)
 108         , _mixer_owned (in_mixer)
 109         , processor_box (sess, sigc::mem_fun(*this, &MixerStrip::plugin_selector), mx.selection(), this, in_mixer)
 110         , gpm (sess, 250)
 111         , panners (sess)
 112         , _mono_button (_("Mono"))
 113         , button_table (3, 2)
 114         , middle_button_table (1, 2)
 115         , bottom_button_table (1, 2)
 116         , meter_point_label (_("pre"))
 117         , comment_button (_("Comments"))
 118 {
 119         init ();
 120         set_route (rt);
 121 }
 122
 123 void
 124 MixerStrip::init ()
 125 {
 126         input_selector = 0;
 127         output_selector = 0;
 128         group_menu = 0;
 129         _marked_for_display = false;
 130         route_ops_menu = 0;
 131         ignore_comment_edit = false;
 132         ignore_toggle = false;
 133         comment_window = 0;
 134         comment_area = 0;
 135         _width_owner = 0;
 136         spacer = 0;
 137
 138         /* the length of this string determines the width of the mixer strip when it is set to `wide' */
 139         longest_label = "longest label";
 140
 141         Gtk::Image* img;
 142
 143         img = manage (new Gtk::Image (::get_icon("strip_width")));
 144         img->show ();
 145
 146         width_button.add (*img);
 147
 148         img = manage (new Gtk::Image (::get_icon("hide")));
 149         img->show ();
 150
 151         hide_button.add (*img);
 152
 153         input_label.set_text (_("Input"));
 154         ARDOUR_UI::instance()->set_tip (&input_button, _("Button 1 to choose inputs from a port matrix, button 3 to select inputs from a menu"), "");
 155         input_button.add (input_label);
 156         input_button.set_name ("MixerIOButton");
 157         input_label.set_name ("MixerIOButtonLabel");
 158
 159         Gtkmm2ext::set_size_request_to_display_given_text (input_button, longest_label.c_str(), 4, 4);
 160
 161         output_label.set_text (_("Output"));
 162         ARDOUR_UI::instance()->set_tip (&output_button, _("Button 1 to choose outputs from a port matrix, button 3 to select inputs from a menu"), "");
 163         output_button.add (output_label);
 164         output_button.set_name ("MixerIOButton");
 165         output_label.set_name ("MixerIOButtonLabel");
 166         Gtkmm2ext::set_size_request_to_display_given_text (output_button, longest_label.c_str(), 4, 4);
 167
 168         ARDOUR_UI::instance()->set_tip (&meter_point_button, _("Select metering point"), "");
 169         meter_point_button.add (meter_point_label);
 170         meter_point_button.set_name ("MixerStripMeterPreButton");
 171         meter_point_label.set_name ("MixerStripMeterPreButton");
 172
 173         /* TRANSLATORS: this string should be longest of the strings
 174            used to describe meter points. In english, it's "input".
 175         */
 176         set_size_request_to_display_given_text (meter_point_button, _("tupni"), 5, 5);
 177
 178         bottom_button_table.attach (meter_point_button, 1, 2, 0, 1);
 179
 180         meter_point_button.signal_button_press_event().connect (sigc::mem_fun (gpm, &GainMeter::meter_press), false);
 181         meter_point_button.signal_button_release_event().connect (sigc::mem_fun (gpm, &GainMeter::meter_release), false);
 182
 183         hide_button.set_events (hide_button.get_events() & ~(Gdk::ENTER_NOTIFY_MASK|Gdk::LEAVE_NOTIFY_MASK));
 184
 185         mute_button->set_name ("MixerMuteButton");
 186         solo_button->set_name ("MixerSoloButton");
 187
 188         solo_isolated_led = manage (new LED);
 189         solo_isolated_led->show ();
 190         solo_isolated_led->set_diameter (6);
 191         solo_isolated_led->set_no_show_all (true);
 192         solo_isolated_led->set_name (X_("SoloIsolatedLED"));
 193         solo_isolated_led->add_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
 194         solo_isolated_led->signal_button_release_event().connect (sigc::mem_fun (*this, &RouteUI::solo_isolate_button_release));
 195         UI::instance()->set_tip (solo_isolated_led, _("Isolate Solo"), "");
 196
 197         solo_safe_led = manage (new LED);
 198         solo_safe_led->show ();
 199         solo_safe_led->set_diameter (6);
 200         solo_safe_led->set_no_show_all (true);
 201         solo_safe_led->set_name (X_("SoloSafeLED"));
 202         solo_safe_led->add_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
 203         solo_safe_led->signal_button_release_event().connect (sigc::mem_fun (*this, &RouteUI::solo_safe_button_release));
 204         UI::instance()->set_tip (solo_safe_led, _("Lock Solo Status"), "");
 205
 206         Label* iso_label = manage (new Label (_("iso")));
 207         Label* safe_label = manage (new Label (_("lock")));
 208
 209         iso_label->set_name (X_("SoloLEDLabel"));
 210         safe_label->set_name (X_("SoloLEDLabel"));
 211
 212         iso_label->show ();
 213         safe_label->show ();
 214
 215         solo_led_table.set_spacings (0);
 216         solo_led_table.set_border_width (1);
 217         solo_led_table.attach (*iso_label, 0, 1, 0, 1, Gtk::FILL, Gtk::FILL);
 218         solo_led_table.attach (*solo_isolated_led, 1, 2, 0, 1, Gtk::FILL, Gtk::FILL);
 219         solo_led_table.attach (*safe_label, 0, 1, 1, 2, Gtk::FILL, Gtk::FILL);
 220         solo_led_table.attach (*solo_safe_led, 1, 2, 1, 2, Gtk::FILL, Gtk::FILL);
 221
 222         solo_led_table.show ();
 223         solo_led_box.pack_end (solo_led_table, false, false);
 224         solo_led_box.show ();
 225
 226         button_table.set_homogeneous (true);
 227         button_table.set_spacings (0);
 228
 229         button_table.attach (name_button, 0, 2, 0, 1);
 230         button_table.attach (input_button, 0, 2, 1, 2);
 231         button_table.attach (_invert_button_box, 0, 2, 3, 4);
 232
 233         middle_button_table.set_homogeneous (true);
 234         middle_button_table.set_spacings (0);
 235         middle_button_table.attach (*mute_button, 0, 1, 0, 1);
 236         middle_button_table.attach (*solo_button, 1, 2, 0, 1);
 237
 238         bottom_button_table.set_col_spacings (0);
 239         bottom_button_table.set_homogeneous (true);
 240         bottom_button_table.attach (group_button, 0, 1, 0, 1);
 241
 242         name_button.add (name_label);
 243         name_button.set_name ("MixerNameButton");
 244         Gtkmm2ext::set_size_request_to_display_given_text (name_button, longest_label.c_str(), 2, 2);
 245
 246         name_label.set_name ("MixerNameButtonLabel");
 247         ARDOUR_UI::instance()->set_tip (&group_button, _("Mix group"), "");
 248         group_button.add (group_label);
 249         group_button.set_name ("MixerGroupButton");
 250         Gtkmm2ext::set_size_request_to_display_given_text (group_button, "Group", 2, 2);
 251         group_label.set_name ("MixerGroupButtonLabel");
 252
 253         comment_button.set_name ("MixerCommentButton");
 254         comment_button.signal_clicked().connect (sigc::mem_fun(*this, &MixerStrip::comment_button_clicked));
 255
 256         _mono_button.set_name ("MixerMonoButton");
 257         _mono_button.signal_clicked().connect (sigc::mem_fun (*this, &MixerStrip::mono_button_clicked));
 258
 259         global_vpacker.set_border_width (0);
 260         global_vpacker.set_spacing (0);
 261
 262         width_button.set_name ("MixerWidthButton");
 263         hide_button.set_name ("MixerHideButton");
 264         top_event_box.set_name ("MixerTopEventBox");
 265
 266         width_button.signal_clicked().connect (sigc::mem_fun(*this, &MixerStrip::width_clicked));
 267         hide_button.signal_clicked().connect (sigc::mem_fun(*this, &MixerStrip::hide_clicked));
 268
 269         width_hide_box.pack_start (width_button, false, true);
 270         width_hide_box.pack_start (top_event_box, true, true);
 271         width_hide_box.pack_end (hide_button, false, true);
 272         gain_meter_alignment.set_padding(0, 4, 0, 0);
 273         gain_meter_alignment.add(gpm);
 274
 275         whvbox.pack_start (width_hide_box, true, true);
 276
 277         global_vpacker.pack_start (whvbox, Gtk::PACK_SHRINK);
 278         global_vpacker.pack_start (button_table,Gtk::PACK_SHRINK);
 279         global_vpacker.pack_start (processor_box, true, true);
 280         global_vpacker.pack_start (panners, Gtk::PACK_SHRINK);
 281         global_vpacker.pack_start (solo_led_box,Gtk::PACK_SHRINK);
 282         global_vpacker.pack_start (middle_button_table,Gtk::PACK_SHRINK);
 283         global_vpacker.pack_start (gain_meter_alignment,Gtk::PACK_SHRINK);
 284         global_vpacker.pack_start (bottom_button_table,Gtk::PACK_SHRINK);
 285         global_vpacker.pack_start (_mono_button, Gtk::PACK_SHRINK);
 286         global_vpacker.pack_start (output_button, Gtk::PACK_SHRINK);
 287         global_vpacker.pack_start (comment_button, Gtk::PACK_SHRINK);
 288
 289         global_frame.add (global_vpacker);
 290         global_frame.set_shadow_type (Gtk::SHADOW_IN);
 291         global_frame.set_name ("BaseFrame");
 292
 293         add (global_frame);
 294
 295         /* force setting of visible selected status */
 296
 297         _selected = true;
 298         set_selected (false);
 299
 300         _packed = false;
 301         _embedded = false;
 302
 303         _session->engine().Stopped.connect (*this, invalidator (*this), boost::bind (&MixerStrip::engine_stopped, this), gui_context());
 304         _session->engine().Running.connect (*this, invalidator (*this), boost::bind (&MixerStrip::engine_running, this), gui_context());
 305
 306         input_button.signal_button_press_event().connect (sigc::mem_fun(*this, &MixerStrip::input_press), false);
 307         output_button.signal_button_press_event().connect (sigc::mem_fun(*this, &MixerStrip::output_press), false);
 308
 309         /* we don't need this if its not an audio track, but we don't know that yet and it doesn't
 310            hurt (much).
 311         */
 312
 313         rec_enable_button->set_name ("MixerRecordEnableButton");
 314
 315         /* ditto for this button and busses */
 316
 317         name_button.signal_button_press_event().connect (sigc::mem_fun(*this, &MixerStrip::name_button_button_press), false);
 318         group_button.signal_button_press_event().connect (sigc::mem_fun(*this, &MixerStrip::select_route_group), false);
 319
 320         _width = (Width) -1;
 321
 322         /* start off as a passthru strip. we'll correct this, if necessary,
 323            in update_diskstream_display().
 324         */
 325
 326         /* start off as a passthru strip. we'll correct this, if necessary,
 327            in update_diskstream_display().
 328         */
 329
 330         if (is_midi_track())
 331                 set_name ("MidiTrackStripBase");
 332         else
 333                 set_name ("AudioTrackStripBase");
 334
 335         add_events (Gdk::BUTTON_RELEASE_MASK|
 336                     Gdk::ENTER_NOTIFY_MASK|
 337                     Gdk::LEAVE_NOTIFY_MASK|
 338                     Gdk::KEY_PRESS_MASK|
 339                     Gdk::KEY_RELEASE_MASK);
 340
 341         set_flags (get_flags() | Gtk::CAN_FOCUS);
 342
 343         SwitchIO.connect (sigc::mem_fun (*this, &MixerStrip::switch_io));
 344 }
 345
 346 MixerStrip::~MixerStrip ()
 347 {
 348         CatchDeletion (this);
 349
 350         delete input_selector;
 351         delete output_selector;
 352         delete comment_window;
 353 }
 354
 355 void
 356 MixerStrip::set_route (boost::shared_ptr<Route> rt)
 357 {
 358         if (rec_enable_button->get_parent()) {
 359                 button_table.remove (*rec_enable_button);
 360         }
 361
 362         if (show_sends_button->get_parent()) {
 363                 button_table.remove (*show_sends_button);
 364         }
 365
 366         processor_box.set_route (rt);
 367
 368         RouteUI::set_route (rt);
 369
 370         /* map the current state */
 371
 372         mute_changed (0);
 373         update_solo_display ();
 374
 375         delete input_selector;
 376         input_selector = 0;
 377
 378         delete output_selector;
 379         output_selector = 0;
 380
 381         revert_to_default_display ();
 382
 383         if (set_color_from_route()) {
 384                 set_color (unique_random_color());
 385         }
 386
 387         if (route()->is_master()) {
 388                 solo_button->hide ();
 389                 solo_led_box.hide ();
 390         } else {
 391                 solo_button->show ();
 392                 solo_led_box.show ();
 393         }
 394
 395         if (_mixer_owned && (route()->is_master() || route()->is_monitor())) {
 396
 397                 if (scrollbar_height == 0) {
 398                         HScrollbar scrollbar;
 399                         Gtk::Requisition requisition(scrollbar.size_request ());
 400                         scrollbar_height = requisition.height;
 401                 }
 402
 403                 spacer = manage (new EventBox);
 404                 spacer->set_size_request (-1, scrollbar_height);
 405                 global_vpacker.pack_start (*spacer, false, false);
 406         }
 407
 408         if (is_audio_track()) {
 409                 boost::shared_ptr<AudioTrack> at = audio_track();
 410                 at->FreezeChange.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::map_frozen, this), gui_context());
 411         }
 412
 413         if (has_audio_outputs ()) {
 414                 _mono_button.show ();
 415                 panners.show_all ();
 416         } else {
 417                 _mono_button.hide ();
 418                 panners.hide_all ();
 419         }
 420
 421         if (is_track ()) {
 422
 423                 button_table.attach (*rec_enable_button, 0, 2, 2, 3);
 424                 rec_enable_button->set_sensitive (_session->writable());
 425                 rec_enable_button->show();
 426
 427         } else {
 428
 429                 /* non-master bus */
 430
 431                 if (!_route->is_master()) {
 432                         button_table.attach (*show_sends_button, 0, 2, 2, 3);
 433                         show_sends_button->show();
 434                 }
 435         }
 436
 437         switch (_route->meter_point()) {
 438         case MeterInput:
 439                 meter_point_label.set_text (_("input"));
 440                 break;
 441
 442         case MeterPreFader:
 443                 meter_point_label.set_text (_("pre"));
 444                 break;
 445
 446         case MeterPostFader:
 447                 meter_point_label.set_text (_("post"));
 448                 break;
 449
 450         case MeterCustom:
 451                 meter_point_label.set_text (_("custom"));
 452                 break;
 453         }
 454
 455         delete route_ops_menu;
 456         route_ops_menu = 0;
 457
 458         ARDOUR_UI::instance()->set_tip (comment_button, _route->comment().empty() ?
 459                                                    _("Click to Add/Edit Comments"):
 460                                                    _route->comment());
 461
 462         _route->meter_change.connect (route_connections, invalidator (*this), bind (&MixerStrip::meter_changed, this), gui_context());
 463         _route->input()->changed.connect (route_connections, invalidator (*this), ui_bind (&MixerStrip::input_changed, this, _1, _2), gui_context());
 464         _route->output()->changed.connect (route_connections, invalidator (*this), ui_bind (&MixerStrip::output_changed, this, _1, _2), gui_context());
 465         _route->route_group_changed.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::route_group_changed, this), gui_context());
 466
 467         if (_route->panner()) {
 468                 _route->panner()->Changed.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::connect_to_pan, this), gui_context());
 469         }
 470
 471         if (is_audio_track()) {
 472                 audio_track()->DiskstreamChanged.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::diskstream_changed, this), gui_context());
 473         }
 474
 475         _route->comment_changed.connect (route_connections, invalidator (*this), ui_bind (&MixerStrip::comment_changed, this, _1), gui_context());
 476         _route->gui_changed.connect (route_connections, invalidator (*this), ui_bind (&MixerStrip::route_gui_changed, this, _1, _2), gui_context());
 477
 478         set_stuff_from_route ();
 479
 480         /* now force an update of all the various elements */
 481
 482         mute_changed (0);
 483         update_solo_display ();
 484         name_changed ();
 485         comment_changed (0);
 486         route_group_changed ();
 487
 488         connect_to_pan ();
 489
 490         panners.setup_pan ();
 491
 492         update_diskstream_display ();
 493         update_input_display ();
 494         update_output_display ();
 495
 496         add_events (Gdk::BUTTON_RELEASE_MASK);
 497
 498         processor_box.show();
 499
 500         if (!route()->is_master() && !route()->is_monitor()) {
 501                 /* we don't allow master or control routes to be hidden */
 502                 hide_button.show();
 503         }
 504
 505         width_button.show();
 506         width_hide_box.show();
 507         whvbox.show ();
 508         global_frame.show();
 509         global_vpacker.show();
 510         button_table.show();
 511         middle_button_table.show();
 512         bottom_button_table.show();
 513         processor_box.show_all ();
 514         gpm.show_all ();
 515         gain_meter_alignment.show ();
 516         gain_unit_button.show();
 517         gain_unit_label.show();
 518         meter_point_button.show();
 519         meter_point_label.show();
 520         diskstream_button.show();
 521         diskstream_label.show();
 522         input_button.show();
 523         input_label.show();
 524         output_button.show();
 525         output_label.show();
 526         name_label.show();
 527         name_button.show();
 528         comment_button.show();
 529         group_button.show();
 530         group_label.show();
 531
 532         show ();
 533 }
 534
 535 void
 536 MixerStrip::set_stuff_from_route ()
 537 {
 538         XMLProperty *prop;
 539
 540         ensure_xml_node ();
 541
 542         /* if width is not set, it will be set by the MixerUI or editor */
 543
 544         if ((prop = xml_node->property ("strip-width")) != 0) {
 545                 set_width_enum (Width (string_2_enum (prop->value(), _width)), this);
 546         }
 547
 548         if ((prop = xml_node->property ("shown-mixer")) != 0) {
 549                 if (prop->value() == "no") {
 550                         _marked_for_display = false;
 551                 } else {
 552                         _marked_for_display = true;
 553                 }
 554         } else {
 555                 /* backwards compatibility */
 556                 _marked_for_display = true;
 557         }
 558 }
 559
 560 void
 561 MixerStrip::set_width_enum (Width w, void* owner)
 562 {
 563         /* always set the gpm width again, things may be hidden */
 564
 565         gpm.set_width (w);
 566         panners.set_width (w);
 567
 568         boost::shared_ptr<AutomationList> gain_automation = _route->gain_control()->alist();
 569
 570         _width_owner = owner;
 571
 572         ensure_xml_node ();
 573
 574         _width = w;
 575
 576         if (_width_owner == this) {
 577                 xml_node->add_property ("strip-width", enum_2_string (_width));
 578         }
 579
 580         set_button_names ();
 581
 582         switch (w) {
 583         case Wide:
 584                 if (show_sends_button)  {
 585                         ((Gtk::Label*)show_sends_button->get_child())->set_text (_("Sends"));
 586                 }
 587
 588                 if (_route->comment() == "") {
 589                         comment_button.unset_bg (STATE_NORMAL);
 590                         ((Gtk::Label*)comment_button.get_child())->set_text (_("Comments"));
 591                 } else {
 592                         comment_button.modify_bg (STATE_NORMAL, color());
 593                         ((Gtk::Label*)comment_button.get_child())->set_text (_("*Comments*"));
 594                 }
 595
 596                 ((Gtk::Label*)gpm.gain_automation_style_button.get_child())->set_text (
 597                                 gpm.astyle_string(gain_automation->automation_style()));
 598                 ((Gtk::Label*)gpm.gain_automation_state_button.get_child())->set_text (
 599                                 gpm.astate_string(gain_automation->automation_state()));
 600
 601                 if (_route->panner()) {
 602                         ((Gtk::Label*)panners.pan_automation_style_button.get_child())->set_text (
 603                                         panners.astyle_string(_route->panner()->automation_style()));
 604                         ((Gtk::Label*)panners.pan_automation_state_button.get_child())->set_text (
 605                                         panners.astate_string(_route->panner()->automation_state()));
 606                 }
 607
 608                 Gtkmm2ext::set_size_request_to_display_given_text (name_button, "long", 2, 2);
 609                 set_size_request (-1, -1);
 610                 break;
 611
 612         case Narrow:
 613                 if (show_sends_button) {
 614                         ((Gtk::Label*)show_sends_button->get_child())->set_text (_("Snd"));
 615                 }
 616
 617                 if (_route->comment() == "") {
 618                        comment_button.unset_bg (STATE_NORMAL);
 619                        ((Gtk::Label*)comment_button.get_child())->set_text (_("Cmt"));
 620                 } else {
 621                        comment_button.modify_bg (STATE_NORMAL, color());
 622                        ((Gtk::Label*)comment_button.get_child())->set_text (_("*Cmt*"));
 623                 }
 624
 625                 ((Gtk::Label*)gpm.gain_automation_style_button.get_child())->set_text (
 626                                 gpm.short_astyle_string(gain_automation->automation_style()));
 627                 ((Gtk::Label*)gpm.gain_automation_state_button.get_child())->set_text (
 628                                 gpm.short_astate_string(gain_automation->automation_state()));
 629
 630                 if (_route->panner()) {
 631                         ((Gtk::Label*)panners.pan_automation_style_button.get_child())->set_text (
 632                         panners.short_astyle_string(_route->panner()->automation_style()));
 633                         ((Gtk::Label*)panners.pan_automation_state_button.get_child())->set_text (
 634                         panners.short_astate_string(_route->panner()->automation_state()));
 635                 }
 636
 637                 Gtkmm2ext::set_size_request_to_display_given_text (name_button, longest_label.c_str(), 2, 2);
 638                 set_size_request (max (50, gpm.get_gm_width()), -1);
 639                 break;
 640         }
 641
 642         processor_box.set_width (w);
 643
 644         update_input_display ();
 645         update_output_display ();
 646         route_group_changed ();
 647         name_changed ();
 648         WidthChanged ();
 649 }
 650
 651 void
 652 MixerStrip::set_packed (bool yn)
 653 {
 654         _packed = yn;
 655
 656         ensure_xml_node ();
 657
 658         if (_packed) {
 659                 xml_node->add_property ("shown-mixer", "yes");
 660         } else {
 661                 xml_node->add_property ("shown-mixer", "no");
 662         }
 663 }
 664
 665
 666 gint
 667 MixerStrip::output_press (GdkEventButton *ev)
 668 {
 669         using namespace Menu_Helpers;
 670         if (!_session->engine().connected()) {
 671                 MessageDialog msg (_("Not connected to JACK - no I/O changes are possible"));
 672                 msg.run ();
 673                 return true;
 674         }
 675
 676         MenuList& citems = output_menu.items();
 677         switch (ev->button) {
 678
 679         case 1:
 680                 edit_output_configuration ();
 681                 break;
 682
 683         case 3:
 684         {
 685                 output_menu.set_name ("ArdourContextMenu");
 686                 citems.clear ();
 687                 output_menu_bundles.clear ();
 688
 689                 citems.push_back (MenuElem (_("Disconnect"), sigc::mem_fun (*(static_cast<RouteUI*>(this)), &RouteUI::disconnect_output)));
 690                 citems.push_back (SeparatorElem());
 691
 692                 ARDOUR::BundleList current = _route->output()->bundles_connected ();
 693
 694                 boost::shared_ptr<ARDOUR::BundleList> b = _session->bundles ();
 695
 696                 /* give user bundles first chance at being in the menu */
 697
 698                 for (ARDOUR::BundleList::iterator i = b->begin(); i != b->end(); ++i) {
 699                         if (boost::dynamic_pointer_cast<UserBundle> (*i)) {
 700                                 maybe_add_bundle_to_output_menu (*i, current);
 701                         }
 702                 }
 703
 704                 for (ARDOUR::BundleList::iterator i = b->begin(); i != b->end(); ++i) {
 705                         if (boost::dynamic_pointer_cast<UserBundle> (*i) == 0) {
 706                                 maybe_add_bundle_to_output_menu (*i, current);
 707                         }
 708                 }
 709
 710                 boost::shared_ptr<ARDOUR::RouteList> routes = _session->get_routes ();
 711                 for (ARDOUR::RouteList::const_iterator i = routes->begin(); i != routes->end(); ++i) {
 712                         maybe_add_bundle_to_output_menu ((*i)->input()->bundle(), current);
 713                 }
 714
 715                 if (citems.size() == 2) {
 716                         /* no routes added; remove the separator */
 717                         citems.pop_back ();
 718                 }
 719
 720                 output_menu.popup (1, ev->time);
 721                 break;
 722         }
 723
 724         default:
 725                 break;
 726         }
 727         return TRUE;
 728 }
 729
 730 void
 731 MixerStrip::edit_output_configuration ()
 732 {
 733         if (output_selector == 0) {
 734
 735                 boost::shared_ptr<Send> send;
 736                 boost::shared_ptr<IO> output;
 737
 738                 if ((send = boost::dynamic_pointer_cast<Send>(_current_delivery)) != 0) {
 739                         if (!boost::dynamic_pointer_cast<InternalSend>(send)) {
 740                                 output = send->output();
 741                         } else {
 742                                 output = _route->output ();
 743                         }
 744                 } else {
 745                         output = _route->output ();
 746                 }
 747
 748                 output_selector = new IOSelectorWindow (_session, output);
 749         }
 750
 751         if (output_selector->is_visible()) {
 752                 output_selector->get_toplevel()->get_window()->raise();
 753         } else {
 754                 output_selector->present ();
 755         }
 756 }
 757
 758 void
 759 MixerStrip::edit_input_configuration ()
 760 {
 761         if (input_selector == 0) {
 762                 input_selector = new IOSelectorWindow (_session, _route->input());
 763         }
 764
 765         if (input_selector->is_visible()) {
 766                 input_selector->get_toplevel()->get_window()->raise();
 767         } else {
 768                 input_selector->present ();
 769         }
 770 }
 771
 772 gint
 773 MixerStrip::input_press (GdkEventButton *ev)
 774 {
 775         using namespace Menu_Helpers;
 776
 777         MenuList& citems = input_menu.items();
 778         input_menu.set_name ("ArdourContextMenu");
 779         citems.clear();
 780
 781         if (!_session->engine().connected()) {
 782                 MessageDialog msg (_("Not connected to JACK - no I/O changes are possible"));
 783                 msg.run ();
 784                 return true;
 785         }
 786
 787         if (_session->actively_recording() && _route->record_enabled())
 788                 return true;
 789
 790         switch (ev->button) {
 791
 792         case 1:
 793                 edit_input_configuration ();
 794                 break;
 795
 796         case 3:
 797         {
 798                 citems.push_back (MenuElem (_("Disconnect"), sigc::mem_fun (*(static_cast<RouteUI*>(this)), &RouteUI::disconnect_input)));
 799                 citems.push_back (SeparatorElem());
 800                 input_menu_bundles.clear ();
 801
 802                 ARDOUR::BundleList current = _route->input()->bundles_connected ();
 803
 804                 boost::shared_ptr<ARDOUR::BundleList> b = _session->bundles ();
 805
 806                 /* give user bundles first chance at being in the menu */
 807
 808                 for (ARDOUR::BundleList::iterator i = b->begin(); i != b->end(); ++i) {
 809                         if (boost::dynamic_pointer_cast<UserBundle> (*i)) {
 810                                 maybe_add_bundle_to_input_menu (*i, current);
 811                         }
 812                 }
 813
 814                 for (ARDOUR::BundleList::iterator i = b->begin(); i != b->end(); ++i) {
 815                         if (boost::dynamic_pointer_cast<UserBundle> (*i) == 0) {
 816                                 maybe_add_bundle_to_input_menu (*i, current);
 817                         }
 818                 }
 819
 820                 boost::shared_ptr<ARDOUR::RouteList> routes = _session->get_routes ();
 821                 for (ARDOUR::RouteList::const_iterator i = routes->begin(); i != routes->end(); ++i) {
 822                         maybe_add_bundle_to_input_menu ((*i)->output()->bundle(), current);
 823                 }
 824
 825                 if (citems.size() == 2) {
 826                         /* no routes added; remove the separator */
 827                         citems.pop_back ();
 828                 }
 829
 830                 input_menu.popup (1, ev->time);
 831                 break;
 832         }
 833         default:
 834                 break;
 835         }
 836         return TRUE;
 837 }
 838
 839 void
 840 MixerStrip::bundle_input_toggled (boost::shared_ptr<ARDOUR::Bundle> c)
 841 {
 842         if (ignore_toggle) {
 843                 return;
 844         }
 845
 846         ARDOUR::BundleList current = _route->input()->bundles_connected ();
 847
 848         if (std::find (current.begin(), current.end(), c) == current.end()) {
 849                 _route->input()->connect_ports_to_bundle (c, this);
 850         } else {
 851                 _route->input()->disconnect_ports_from_bundle (c, this);
 852         }
 853 }
 854
 855 void
 856 MixerStrip::bundle_output_toggled (boost::shared_ptr<ARDOUR::Bundle> c)
 857 {
 858         if (ignore_toggle) {
 859                 return;
 860         }
 861
 862         ARDOUR::BundleList current = _route->output()->bundles_connected ();
 863
 864         if (std::find (current.begin(), current.end(), c) == current.end()) {
 865                 _route->output()->connect_ports_to_bundle (c, this);
 866         } else {
 867                 _route->output()->disconnect_ports_from_bundle (c, this);
 868         }
 869 }
 870
 871 void
 872 MixerStrip::maybe_add_bundle_to_input_menu (boost::shared_ptr<Bundle> b, ARDOUR::BundleList const & current)
 873 {
 874         using namespace Menu_Helpers;
 875
 876         if (b->ports_are_outputs() == false || b->nchannels() != _route->n_inputs()) {
 877                 return;
 878         }
 879
 880         list<boost::shared_ptr<Bundle> >::iterator i = input_menu_bundles.begin ();
 881         while (i != input_menu_bundles.end() && b->has_same_ports (*i) == false) {
 882                 ++i;
 883         }
 884
 885         if (i != input_menu_bundles.end()) {
 886                 return;
 887         }
 888
 889         input_menu_bundles.push_back (b);
 890
 891         MenuList& citems = input_menu.items();
 892
 893         std::string n = b->name ();
 894         replace_all (n, "_", " ");
 895
 896         citems.push_back (CheckMenuElem (n, sigc::bind (sigc::mem_fun(*this, &MixerStrip::bundle_input_toggled), b)));
 897
 898         if (std::find (current.begin(), current.end(), b) != current.end()) {
 899                 ignore_toggle = true;
 900                 dynamic_cast<CheckMenuItem *> (&citems.back())->set_active (true);
 901                 ignore_toggle = false;
 902         }
 903 }
 904
 905 void
 906 MixerStrip::maybe_add_bundle_to_output_menu (boost::shared_ptr<Bundle> b, ARDOUR::BundleList const & current)
 907 {
 908         using namespace Menu_Helpers;
 909
 910         if (b->ports_are_inputs() == false || b->nchannels() != _route->n_outputs()) {
 911                 return;
 912         }
 913
 914         list<boost::shared_ptr<Bundle> >::iterator i = output_menu_bundles.begin ();
 915         while (i != output_menu_bundles.end() && b->has_same_ports (*i) == false) {
 916                 ++i;
 917         }
 918
 919         if (i != output_menu_bundles.end()) {
 920                 return;
 921         }
 922
 923         output_menu_bundles.push_back (b);
 924
 925         MenuList& citems = output_menu.items();
 926
 927         std::string n = b->name ();
 928         replace_all (n, "_", " ");
 929
 930         citems.push_back (CheckMenuElem (n, sigc::bind (sigc::mem_fun(*this, &MixerStrip::bundle_output_toggled), b)));
 931
 932         if (std::find (current.begin(), current.end(), b) != current.end()) {
 933                 ignore_toggle = true;
 934                 dynamic_cast<CheckMenuItem *> (&citems.back())->set_active (true);
 935                 ignore_toggle = false;
 936         }
 937 }
 938
 939 void
 940 MixerStrip::update_diskstream_display ()
 941 {
 942         if (is_track()) {
 943
 944                 if (input_selector) {
 945                         input_selector->hide_all ();
 946                 }
 947
 948                 show_route_color ();
 949
 950         } else {
 951
 952                 show_passthru_color ();
 953         }
 954 }
 955
 956 void
 957 MixerStrip::connect_to_pan ()
 958 {
 959         ENSURE_GUI_THREAD (*this, &MixerStrip::connect_to_pan)
 960
 961         panstate_connection.disconnect ();
 962         panstyle_connection.disconnect ();
 963
 964         if (!_route->panner()) {
 965                 return;
 966         }
 967
 968         boost::shared_ptr<ARDOUR::AutomationControl> pan_control
 969                 = boost::dynamic_pointer_cast<ARDOUR::AutomationControl>(
 970                                 _route->panner()->control(Evoral::Parameter(PanAutomation)));
 971
 972         if (pan_control) {
 973                 pan_control->alist()->automation_state_changed.connect (panstate_connection, invalidator (*this), boost::bind (&PannerUI::pan_automation_state_changed, &panners), gui_context());
 974                 pan_control->alist()->automation_style_changed.connect (panstyle_connection, invalidator (*this), boost::bind (&PannerUI::pan_automation_style_changed, &panners), gui_context());
 975         }
 976
 977         panners.panner_changed (this);
 978 }
 979
 980
 981 /*
 982  * Output port labelling
 983  * =====================
 984  *
 985  * Case 1: Each output has one connection, all connections are to system:playback_%i
 986  *   out 1 -> system:playback_1
 987  *   out 2 -> system:playback_2
 988  *   out 3 -> system:playback_3
 989  *   Display as: 1/2/3
 990  *
 991  * Case 2: Each output has one connection, all connections are to ardour:track_x/in 1
 992  *   out 1 -> ardour:track_x/in 1
 993  *   out 2 -> ardour:track_x/in 2
 994  *   Display as: track_x
 995  *
 996  * Case 3: Each output has one connection, all connections are to Jack client "program x"
 997  *   out 1 -> program x:foo
 998  *   out 2 -> program x:foo
 999  *   Display as: program x
1000  *
1001  * Case 4: No connections (Disconnected)
1002  *   Display as: -
1003  *
1004  * Default case (unusual routing):
1005  *   Display as: *number of connections*
1006  *
1007  * Tooltips
1008  * ========
1009  * .-----------------------------------------------.
1010  * | Mixdown                                       |
1011  * | out 1 -> ardour:master/in 1, jamin:input/in 1 |
1012  * | out 2 -> ardour:master/in 2, jamin:input/in 2 |
1013  * '-----------------------------------------------'
1014  * .-----------------------------------------------.
1015  * | Guitar SM58                                   |
1016  * | Disconnected                                  |
1017  * '-----------------------------------------------'
1018  */
1019
1020 void
1021 MixerStrip::update_io_button (boost::shared_ptr<ARDOUR::Route> route, Width width, bool for_input)
1022 {
1023         uint32_t io_count;
1024         uint32_t io_index;
1025         Port *port;
1026         vector<string> port_connections;
1027
1028         uint32_t total_connection_count = 0;
1029         uint32_t io_connection_count = 0;
1030         uint32_t ardour_connection_count = 0;
1031         uint32_t system_connection_count = 0;
1032         uint32_t other_connection_count = 0;
1033
1034         ostringstream label;
1035         string label_string;
1036         char * label_cstr;
1037
1038         bool have_label = false;
1039         bool each_io_has_one_connection = true;
1040
1041         string connection_name;
1042         string ardour_track_name;
1043         string other_connection_type;
1044         string system_ports;
1045         string system_port;
1046
1047         ostringstream tooltip;
1048         char * tooltip_cstr;
1049
1050         tooltip << route->name();
1051
1052         if (for_input) {
1053                 io_count = route->n_inputs().n_total();
1054         } else {
1055                 io_count = route->n_outputs().n_total();
1056         }
1057
1058         for (io_index = 0; io_index < io_count; ++io_index) {
1059                 if (for_input) {
1060                         port = route->input()->nth (io_index);
1061                 } else {
1062                         port = route->output()->nth (io_index);
1063                 }
1064
1065                 port_connections.clear ();
1066                 port->get_connections(port_connections);
1067                 io_connection_count = 0;
1068
1069                 if (!port_connections.empty()) {
1070                         for (vector<string>::iterator i = port_connections.begin(); i != port_connections.end(); ++i) {
1071                                 string& connection_name (*i);
1072
1073                                 if (io_connection_count == 0) {
1074                                         tooltip << endl << port->name().substr(port->name().find("/") + 1) << " -> " << connection_name;
1075                                 } else {
1076                                         tooltip << ", " << connection_name;
1077                                 }
1078
1079                                 if (connection_name.find("ardour:") == 0) {
1080                                         if (ardour_track_name.empty()) {
1081                                                 // "ardour:Master/in 1" -> "ardour:Master/"
1082                                                 string::size_type slash = connection_name.find("/");
1083                                                 if (slash != string::npos) {
1084                                                         ardour_track_name = connection_name.substr(0, slash + 1);
1085                                                 }
1086                                         }
1087
1088                                         if (connection_name.find(ardour_track_name) == 0) {
1089                                                 ++ardour_connection_count;
1090                                         }
1091                                 } else if (connection_name.find("system:") == 0) {
1092                                         if (for_input) {
1093                                                 // "system:capture_123" -> "123"
1094                                                 system_port = connection_name.substr(15);
1095                                         } else {
1096                                                 // "system:playback_123" -> "123"
1097                                                 system_port = connection_name.substr(16);
1098                                         }
1099
1100                                         if (system_ports.empty()) {
1101                                                 system_ports += system_port;
1102                                         } else {
1103                                                 system_ports += "/" + system_port;
1104                                         }
1105
1106                                         ++system_connection_count;
1107                                 } else {
1108                                         if (other_connection_type.empty()) {
1109                                                 // "jamin:in 1" -> "jamin:"
1110                                                 other_connection_type = connection_name.substr(0, connection_name.find(":") + 1);
1111                                         }
1112
1113                                         if (connection_name.find(other_connection_type) == 0) {
1114                                                 ++other_connection_count;
1115                                         }
1116                                 }
1117
1118                                 ++total_connection_count;
1119                                 ++io_connection_count;
1120                         }
1121                 }
1122
1123                 if (io_connection_count != 1) {
1124                         each_io_has_one_connection = false;
1125                 }
1126         }
1127
1128         if (total_connection_count == 0) {
1129                 tooltip << endl << _("Disconnected");
1130         }
1131
1132         tooltip_cstr = new char[tooltip.str().size() + 1];
1133         strcpy(tooltip_cstr, tooltip.str().c_str());
1134
1135         if (for_input) {
1136                 ARDOUR_UI::instance()->set_tip (&input_button, tooltip_cstr, "");
1137         } else {
1138                 ARDOUR_UI::instance()->set_tip (&output_button, tooltip_cstr, "");
1139         }
1140
1141         if (each_io_has_one_connection) {
1142                 if ((total_connection_count == ardour_connection_count)) {
1143                         // all connections are to the same track in ardour
1144                         // "ardour:Master/" -> "Master"
1145                         string::size_type slash = ardour_track_name.find("/");
1146                         if (slash != string::npos) {
1147                                 label << ardour_track_name.substr(7, slash - 7);
1148                                 have_label = true;
1149                         }
1150                 }
1151                 else if (total_connection_count == system_connection_count) {
1152                         // all connections are to system ports
1153                         label << system_ports;
1154                         have_label = true;
1155                 }
1156                 else if (total_connection_count == other_connection_count) {
1157                         // all connections are to the same external program eg jamin
1158                         // "jamin:" -> "jamin"
1159                         label << other_connection_type.substr(0, other_connection_type.size() - 1);
1160                         have_label = true;
1161                 }
1162         }
1163
1164         if (!have_label) {
1165                 if (total_connection_count == 0) {
1166                         // Disconnected
1167                         label << "-";
1168                 } else {
1169                         // Odd configuration
1170                         label << "*" << total_connection_count << "*";
1171                 }
1172         }
1173
1174         switch (width) {
1175         case Wide:
1176                 label_string = label.str().substr(0, 6);
1177                 break;
1178         case Narrow:
1179                 label_string = label.str().substr(0, 3);
1180                 break;
1181         }
1182
1183         label_cstr = new char[label_string.size() + 1];
1184         strcpy(label_cstr, label_string.c_str());
1185
1186         if (for_input) {
1187                 input_label.set_text (label_cstr);
1188         } else {
1189                 output_label.set_text (label_cstr);
1190         }
1191 }
1192
1193 void
1194 MixerStrip::update_input_display ()
1195 {
1196         update_io_button (_route, _width, true);
1197         panners.setup_pan ();
1198 }
1199
1200 void
1201 MixerStrip::update_output_display ()
1202 {
1203         update_io_button (_route, _width, false);
1204         gpm.setup_meters ();
1205         panners.setup_pan ();
1206 }
1207
1208 void
1209 MixerStrip::fast_update ()
1210 {
1211         gpm.update_meters ();
1212 }
1213
1214 void
1215 MixerStrip::diskstream_changed ()
1216 {
1217         Gtkmm2ext::UI::instance()->call_slot (invalidator (*this), boost::bind (&MixerStrip::update_diskstream_display, this));
1218 }
1219
1220 void
1221 MixerStrip::input_changed (IOChange /*change*/, void */*src*/)
1222 {
1223         Gtkmm2ext::UI::instance()->call_slot (invalidator (*this), boost::bind (&MixerStrip::update_input_display, this));
1224         set_width_enum (_width, this);
1225 }
1226
1227 void
1228 MixerStrip::output_changed (IOChange /*change*/, void */*src*/)
1229 {
1230         Gtkmm2ext::UI::instance()->call_slot (invalidator (*this), boost::bind (&MixerStrip::update_output_display, this));
1231         set_width_enum (_width, this);
1232 }
1233
1234
1235 void
1236 MixerStrip::comment_editor_done_editing()
1237 {
1238         string str =  comment_area->get_buffer()->get_text();
1239         if (_route->comment() != str) {
1240                 _route->set_comment (str, this);
1241
1242                 switch (_width) {
1243
1244                 case Wide:
1245                         if (! str.empty()) {
1246                                 comment_button.modify_bg (STATE_NORMAL, color());
1247                                 ((Gtk::Label*)comment_button.get_child())->set_text (_("*Comments*"));
1248                         } else {
1249                                 comment_button.unset_bg (STATE_NORMAL);
1250                                 ((Gtk::Label*)comment_button.get_child())->set_text (_("Comments"));
1251                         }
1252                         break;
1253
1254                 case Narrow:
1255                         if (! str.empty()) {
1256                                 comment_button.modify_bg (STATE_NORMAL, color());
1257                                 ((Gtk::Label*)comment_button.get_child())->set_text (_("*Cmt*"));
1258                         } else {
1259                                 comment_button.unset_bg (STATE_NORMAL);
1260                                 ((Gtk::Label*)comment_button.get_child())->set_text (_("Cmt"));
1261                         }
1262                         break;
1263                 }
1264
1265                 ARDOUR_UI::instance()->set_tip (comment_button,
1266                                 str.empty() ? _("Click to Add/Edit Comments") : str);
1267         }
1268
1269 }
1270
1271 void
1272 MixerStrip::comment_button_clicked ()
1273 {
1274         if (comment_window == 0) {
1275                 setup_comment_editor ();
1276         }
1277
1278     int x, y, cw_width, cw_height;
1279
1280         if (comment_window->is_visible()) {
1281                 comment_window->hide ();
1282                 return;
1283         }
1284
1285         comment_window->get_size (cw_width, cw_height);
1286         comment_window->get_position(x, y);
1287         comment_window->move(x, y - (cw_height / 2) - 45);
1288         /*
1289            half the dialog height minus the comments button height
1290            with some window decoration fudge thrown in.
1291         */
1292
1293         comment_window->show();
1294         comment_window->present();
1295 }
1296
1297 void
1298 MixerStrip::setup_comment_editor ()
1299 {
1300         string title;
1301         title = _route->name();
1302         title += _(": comment editor");
1303
1304         comment_window = new ArdourDialog (title, false);
1305         comment_window->set_position (Gtk::WIN_POS_MOUSE);
1306         comment_window->set_skip_taskbar_hint (true);
1307         comment_window->signal_hide().connect (sigc::mem_fun(*this, &MixerStrip::comment_editor_done_editing));
1308
1309         comment_area = manage (new TextView());
1310         comment_area->set_name ("MixerTrackCommentArea");
1311         comment_area->set_size_request (110, 178);
1312         comment_area->set_wrap_mode (WRAP_WORD);
1313         comment_area->set_editable (true);
1314         comment_area->get_buffer()->set_text (_route->comment());
1315         comment_area->show ();
1316
1317         comment_window->get_vbox()->pack_start (*comment_area);
1318         comment_window->get_action_area()->hide();
1319 }
1320
1321 void
1322 MixerStrip::comment_changed (void *src)
1323 {
1324         ENSURE_GUI_THREAD (*this, &MixerStrip::comment_changed, src)
1325
1326         if (src != this) {
1327                 ignore_comment_edit = true;
1328                 if (comment_area) {
1329                         comment_area->get_buffer()->set_text (_route->comment());
1330                 }
1331                 ignore_comment_edit = false;
1332         }
1333 }
1334
1335 void
1336 MixerStrip::set_route_group (RouteGroup *rg)
1337 {
1338         rg->add (_route);
1339 }
1340
1341 bool
1342 MixerStrip::select_route_group (GdkEventButton *ev)
1343 {
1344         using namespace Menu_Helpers;
1345
1346         if (ev->button == 1) {
1347
1348                 if (group_menu == 0) {
1349
1350                         PropertyList* plist = new PropertyList();
1351
1352                         plist->add (Properties::gain, true);
1353                         plist->add (Properties::mute, true);
1354                         plist->add (Properties::solo, true);
1355
1356                         group_menu = new RouteGroupMenu (_session, plist);
1357                         group_menu->GroupSelected.connect (sigc::mem_fun (*this, &MixerStrip::set_route_group));
1358                 }
1359
1360                 group_menu->popup (1, ev->time);
1361         }
1362
1363         return true;
1364 }
1365
1366 void
1367 MixerStrip::route_group_changed ()
1368 {
1369         ENSURE_GUI_THREAD (*this, &MixerStrip::route_group_changed)
1370
1371         RouteGroup *rg = _route->route_group();
1372
1373         if (rg) {
1374                 group_label.set_text (PBD::short_version (rg->name(), 5));
1375         } else {
1376                 switch (_width) {
1377                 case Wide:
1378                         group_label.set_text (_("Grp"));
1379                         break;
1380                 case Narrow:
1381                         group_label.set_text (_("~G"));
1382                         break;
1383                 }
1384         }
1385 }
1386
1387
1388 void
1389 MixerStrip::route_gui_changed (string what_changed, void*)
1390 {
1391         ENSURE_GUI_THREAD (*this, &MixerStrip::route_gui_changed, what_changed, ignored)
1392
1393         if (what_changed == "color") {
1394                 if (set_color_from_route () == 0) {
1395                         show_route_color ();
1396                 }
1397         }
1398 }
1399
1400 void
1401 MixerStrip::show_route_color ()
1402 {
1403         name_button.modify_bg (STATE_NORMAL, color());
1404         top_event_box.modify_bg (STATE_NORMAL, color());
1405         route_active_changed ();
1406 }
1407
1408 void
1409 MixerStrip::show_passthru_color ()
1410 {
1411         route_active_changed ();
1412 }
1413
1414 void
1415 MixerStrip::build_route_ops_menu ()
1416 {
1417         using namespace Menu_Helpers;
1418         route_ops_menu = new Menu;
1419         route_ops_menu->set_name ("ArdourContextMenu");
1420
1421         MenuList& items = route_ops_menu->items();
1422
1423         items.push_back (MenuElem (_("Save As Template..."), sigc::mem_fun(*this, &RouteUI::save_as_template)));
1424         items.push_back (MenuElem (_("Rename..."), sigc::mem_fun(*this, &RouteUI::route_rename)));
1425         rename_menu_item = &items.back();
1426         items.push_back (SeparatorElem());
1427         items.push_back (CheckMenuElem (_("Active"), sigc::mem_fun (*this, &RouteUI::toggle_route_active)));
1428         route_active_menu_item = dynamic_cast<CheckMenuItem *> (&items.back());
1429         route_active_menu_item->set_active (_route->active());
1430
1431         items.push_back (SeparatorElem());
1432
1433         items.push_back (MenuElem (_("Adjust Latency..."), sigc::mem_fun (*this, &RouteUI::adjust_latency)));
1434
1435         items.push_back (SeparatorElem());
1436         items.push_back (CheckMenuElem (_("Protect Against Denormals"), sigc::mem_fun (*this, &RouteUI::toggle_denormal_protection)));
1437         denormal_menu_item = dynamic_cast<CheckMenuItem *> (&items.back());
1438         denormal_menu_item->set_active (_route->denormal_protection());
1439
1440         if (!Profile->get_sae()) {
1441                 items.push_back (SeparatorElem());
1442                 items.push_back (MenuElem (_("Remote Control ID..."), sigc::mem_fun (*this, &RouteUI::open_remote_control_id_dialog)));
1443         }
1444
1445         items.push_back (SeparatorElem());
1446         items.push_back (MenuElem (_("Remove"), sigc::mem_fun(*this, &RouteUI::remove_this_route)));
1447 }
1448
1449 gboolean
1450 MixerStrip::name_button_button_press (GdkEventButton* ev)
1451 {
1452         if (ev->button == 3) {
1453                 list_route_operations ();
1454
1455                 /* do not allow rename if the track is record-enabled */
1456                 rename_menu_item->set_sensitive (!_route->record_enabled());
1457                 route_ops_menu->popup (1, ev->time);
1458
1459         } else if (ev->button == 1) {
1460                 revert_to_default_display ();
1461         }
1462
1463         return false;
1464 }
1465
1466 void
1467 MixerStrip::list_route_operations ()
1468 {
1469         if (route_ops_menu == 0) {
1470                 build_route_ops_menu ();
1471         }
1472 }
1473
1474 void
1475 MixerStrip::set_selected (bool yn)
1476 {
1477         AxisView::set_selected (yn);
1478         if (_selected) {
1479                 global_frame.set_shadow_type (Gtk::SHADOW_ETCHED_OUT);
1480                 global_frame.set_name ("MixerStripSelectedFrame");
1481         } else {
1482                 global_frame.set_shadow_type (Gtk::SHADOW_IN);
1483                 global_frame.set_name ("MixerStripFrame");
1484         }
1485         global_frame.queue_draw ();
1486 }
1487
1488 void
1489 MixerStrip::name_changed ()
1490 {
1491         switch (_width) {
1492         case Wide:
1493                 RouteUI::property_changed (PropertyChange (ARDOUR::Properties::name));
1494                 break;
1495         case Narrow:
1496                 name_label.set_text (PBD::short_version (_route->name(), 5));
1497                 break;
1498         }
1499 }
1500
1501 void
1502 MixerStrip::width_clicked ()
1503 {
1504         switch (_width) {
1505         case Wide:
1506                 set_width_enum (Narrow, this);
1507                 break;
1508         case Narrow:
1509                 set_width_enum (Wide, this);
1510                 break;
1511         }
1512 }
1513
1514 void
1515 MixerStrip::hide_clicked ()
1516 {
1517         // LAME fix to reset the button status for when it is redisplayed (part 1)
1518         hide_button.set_sensitive(false);
1519
1520         if (_embedded) {
1521                 Hiding(); /* EMIT_SIGNAL */
1522         } else {
1523                 _mixer.hide_strip (this);
1524         }
1525
1526         // (part 2)
1527         hide_button.set_sensitive(true);
1528 }
1529
1530 void
1531 MixerStrip::set_embedded (bool yn)
1532 {
1533         _embedded = yn;
1534 }
1535
1536 void
1537 MixerStrip::map_frozen ()
1538 {
1539         ENSURE_GUI_THREAD (*this, &MixerStrip::map_frozen)
1540
1541         boost::shared_ptr<AudioTrack> at = audio_track();
1542
1543         if (at) {
1544                 switch (at->freeze_state()) {
1545                 case AudioTrack::Frozen:
1546                         processor_box.set_sensitive (false);
1547                         hide_redirect_editors ();
1548                         break;
1549                 default:
1550                         processor_box.set_sensitive (true);
1551                         // XXX need some way, maybe, to retoggle redirect editors
1552                         break;
1553                 }
1554         }
1555 }
1556
1557 void
1558 MixerStrip::hide_redirect_editors ()
1559 {
1560         _route->foreach_processor (sigc::mem_fun (*this, &MixerStrip::hide_processor_editor));
1561 }
1562
1563 void
1564 MixerStrip::hide_processor_editor (boost::weak_ptr<Processor> p)
1565 {
1566         boost::shared_ptr<Processor> processor (p.lock ());
1567         if (!processor) {
1568                 return;
1569         }
1570
1571         Gtk::Window* w = processor_box.get_processor_ui (processor);
1572
1573         if (w) {
1574                 w->hide ();
1575         }
1576 }
1577
1578 void
1579 MixerStrip::route_active_changed ()
1580 {
1581         RouteUI::route_active_changed ();
1582         reset_strip_style ();
1583 }
1584
1585 void
1586 MixerStrip::reset_strip_style ()
1587 {
1588         if (_current_delivery && boost::dynamic_pointer_cast<Send>(_current_delivery)) {
1589
1590                 gpm.set_fader_name ("SendStripBase");
1591
1592         } else {
1593
1594                 if (is_midi_track()) {
1595                         if (_route->active()) {
1596                                 set_name ("MidiTrackStripBase");
1597                                 gpm.set_meter_strip_name ("MidiTrackStripBase");
1598                         } else {
1599                                 set_name ("MidiTrackStripBaseInactive");
1600                                 gpm.set_meter_strip_name ("MidiTrackStripBaseInactive");
1601                         }
1602                         gpm.set_fader_name ("MidiTrackFader");
1603                 } else if (is_audio_track()) {
1604                         if (_route->active()) {
1605                                 set_name ("AudioTrackStripBase");
1606                                 gpm.set_meter_strip_name ("AudioTrackMetrics");
1607                         } else {
1608                                 set_name ("AudioTrackStripBaseInactive");
1609                                 gpm.set_meter_strip_name ("AudioTrackMetricsInactive");
1610                         }
1611                         gpm.set_fader_name ("AudioTrackFader");
1612                 } else {
1613                         if (_route->active()) {
1614                                 set_name ("AudioBusStripBase");
1615                                 gpm.set_meter_strip_name ("AudioBusMetrics");
1616                         } else {
1617                                 set_name ("AudioBusStripBaseInactive");
1618                                 gpm.set_meter_strip_name ("AudioBusMetricsInactive");
1619                         }
1620                         gpm.set_fader_name ("AudioBusFader");
1621
1622                         /* (no MIDI busses yet) */
1623                 }
1624         }
1625 }
1626
1627 RouteGroup*
1628 MixerStrip::route_group() const
1629 {
1630         return _route->route_group();
1631 }
1632
1633 void
1634 MixerStrip::engine_stopped ()
1635 {
1636 }
1637
1638 void
1639 MixerStrip::engine_running ()
1640 {
1641 }
1642
1643 /** Called when the metering point has changed */
1644 void
1645 MixerStrip::meter_changed ()
1646 {
1647         ENSURE_GUI_THREAD (*this, &MixerStrip::meter_changed)
1648
1649         switch (_route->meter_point()) {
1650         case MeterInput:
1651                 meter_point_label.set_text (_("input"));
1652                 break;
1653
1654         case MeterPreFader:
1655                 meter_point_label.set_text (_("pre"));
1656                 break;
1657
1658         case MeterPostFader:
1659                 meter_point_label.set_text (_("post"));
1660                 break;
1661
1662         case MeterCustom:
1663                 meter_point_label.set_text (_("custom"));
1664                 break;
1665         }
1666
1667         gpm.setup_meters ();
1668         // reset peak when meter point changes
1669         gpm.reset_peak_display();
1670 }
1671
1672 void
1673 MixerStrip::switch_io (boost::shared_ptr<Route> target)
1674 {
1675         /* don't respond to switch IO signal outside of the mixer window */
1676
1677         if (!_mixer_owned) {
1678                 return;
1679         }
1680
1681         if (_route == target || _route->is_master()) {
1682                 /* don't change the display for the target or the master bus */
1683                 return;
1684         } else if (!is_track() && show_sends_button) {
1685                 /* make sure our show sends button is inactive, and we no longer blink,
1686                    since we're not the target.
1687                 */
1688                 send_blink_connection.disconnect ();
1689                 show_sends_button->set_active (false);
1690                 show_sends_button->set_state (STATE_NORMAL);
1691         }
1692
1693         if (!target) {
1694                 /* switch back to default */
1695                 revert_to_default_display ();
1696                 return;
1697         }
1698
1699         boost::shared_ptr<Send> send = _route->internal_send_for (target);
1700
1701         if (send) {
1702                 show_send (send);
1703         } else {
1704                 revert_to_default_display ();
1705         }
1706 }
1707
1708 void
1709 MixerStrip::drop_send ()
1710 {
1711         boost::shared_ptr<Send> current_send;
1712
1713         if (_current_delivery && (current_send = boost::dynamic_pointer_cast<Send>(_current_delivery))) {
1714                 current_send->set_metering (false);
1715         }
1716
1717         send_gone_connection.disconnect ();
1718         input_button.set_sensitive (true);
1719         output_button.set_sensitive (true);
1720 }
1721
1722 void
1723 MixerStrip::show_send (boost::shared_ptr<Send> send)
1724 {
1725         assert (send != 0);
1726
1727         drop_send ();
1728
1729         _current_delivery = send;
1730
1731         send->set_metering (true);
1732         _current_delivery->DropReferences.connect (send_gone_connection, invalidator (*this), boost::bind (&MixerStrip::revert_to_default_display, this), gui_context());
1733
1734         gain_meter().set_controls (_route, send->meter(), send->amp());
1735         gain_meter().setup_meters ();
1736
1737         panner_ui().set_panner (_current_delivery->panner());
1738         panner_ui().setup_pan ();
1739
1740         input_button.set_sensitive (false);
1741
1742         if (boost::dynamic_pointer_cast<InternalSend>(send)) {
1743                 output_button.set_sensitive (false);
1744         }
1745
1746         reset_strip_style ();
1747 }
1748
1749 void
1750 MixerStrip::revert_to_default_display ()
1751 {
1752         if (show_sends_button) {
1753                 show_sends_button->set_active (false);
1754         }
1755
1756         drop_send ();
1757
1758         _current_delivery = _route->main_outs();
1759
1760         gain_meter().set_controls (_route, _route->shared_peak_meter(), _route->amp());
1761         gain_meter().setup_meters ();
1762
1763         panner_ui().set_panner (_route->main_outs()->panner());
1764         panner_ui().setup_pan ();
1765
1766         reset_strip_style ();
1767 }
1768
1769 void
1770 MixerStrip::set_button_names ()
1771 {
1772         switch (_width) {
1773         case Wide:
1774                 rec_enable_button_label.set_text (_("Rec"));
1775                 mute_button_label.set_text (_("Mute"));
1776                 if (_route && _route->solo_safe()) {
1777                         solo_button_label.set_text (X_("!"));
1778                 } else {
1779                         if (!Config->get_solo_control_is_listen_control()) {
1780                                 solo_button_label.set_text (_("Solo"));
1781                         } else {
1782                                 switch (Config->get_listen_position()) {
1783                                 case AfterFaderListen:
1784                                         solo_button_label.set_text (_("AFL"));
1785                                         break;
1786                                 case PreFaderListen:
1787                                         solo_button_label.set_text (_("PFL"));
1788                                         break;
1789                                 }
1790                         }
1791                 }
1792                 break;
1793
1794         default:
1795                 rec_enable_button_label.set_text (_("R"));
1796                 mute_button_label.set_text (_("M"));
1797                 if (_route && _route->solo_safe()) {
1798                         solo_button_label.set_text (X_("!"));
1799                         if (!Config->get_solo_control_is_listen_control()) {
1800                                 solo_button_label.set_text (_("S"));
1801                         } else {
1802                                 switch (Config->get_listen_position()) {
1803                                 case AfterFaderListen:
1804                                         solo_button_label.set_text (_("A"));
1805                                         break;
1806                                 case PreFaderListen:
1807                                         solo_button_label.set_text (_("P"));
1808                                         break;
1809                                 }
1810                         }
1811                 }
1812                 break;
1813
1814         }
1815 }
1816
1817 bool
1818 MixerStrip::on_key_press_event (GdkEventKey* ev)
1819 {
1820         GdkEventButton fake;
1821         fake.type = GDK_BUTTON_PRESS;
1822         fake.button = 1;
1823         fake.state = ev->state;
1824
1825         switch (ev->keyval) {
1826         case GDK_m:
1827                 mute_press (&fake);
1828                 return true;
1829                 break;
1830
1831         case GDK_s:
1832                 solo_press (&fake);
1833                 return true;
1834                 break;
1835
1836         case GDK_r:
1837                 cerr << "Stole that r\n";
1838                 rec_enable_press (&fake);
1839                 return true;
1840                 break;
1841
1842         case GDK_e:
1843                 show_sends_press (&fake);
1844                 return true;
1845                 break;
1846
1847         case GDK_g:
1848                 if (ev->state & Keyboard::PrimaryModifier) {
1849                         step_gain_down ();
1850                 } else {
1851                         step_gain_up ();
1852                 }
1853                 return true;
1854                 break;
1855
1856         case GDK_0:
1857                 if (_route) {
1858                         _route->set_gain (1.0, this);
1859                 }
1860                 return true;
1861
1862         default:
1863                 break;
1864         }
1865
1866         return false;
1867 }
1868
1869
1870 bool
1871 MixerStrip::on_key_release_event (GdkEventKey* ev)
1872 {
1873         GdkEventButton fake;
1874         fake.type = GDK_BUTTON_RELEASE;
1875         fake.button = 1;
1876         fake.state = ev->state;
1877
1878         switch (ev->keyval) {
1879         case GDK_m:
1880                 mute_release (&fake);
1881                 return true;
1882                 break;
1883
1884         case GDK_s:
1885                 solo_release (&fake);
1886                 return true;
1887                 break;
1888
1889         case GDK_r:
1890                 cerr << "Stole that r\n";
1891                 rec_enable_release (&fake);
1892                 return true;
1893                 break;
1894
1895         case GDK_e:
1896                 show_sends_release (&fake);
1897                 return true;
1898                 break;
1899
1900         case GDK_g:
1901                 return true;
1902                 break;
1903
1904         default:
1905                 break;
1906         }
1907
1908         return false;
1909 }
1910
1911 bool
1912 MixerStrip::on_enter_notify_event (GdkEventCrossing*)
1913 {
1914         Keyboard::magic_widget_grab_focus ();
1915
1916         if (!panners._bar_spinner_active) {
1917                 /* This next grab_focus() causes a focus-out event to be sent to, amongst
1918                  * other things, panner BarControllers.  When they receive it, they abort
1919                  * the use of any SpinButton that might be in use to change pan settings.
1920                  * Hence we have this horrific hack which stops the grab_focus () call
1921                  * happening if a bar spinner is active.
1922                  */
1923                 grab_focus ();
1924         }
1925         return false;
1926 }
1927
1928 bool
1929 MixerStrip::on_leave_notify_event (GdkEventCrossing* ev)
1930 {
1931         switch (ev->detail) {
1932         case GDK_NOTIFY_INFERIOR:
1933                 break;
1934         default:
1935                 Keyboard::magic_widget_drop_focus ();
1936         }
1937
1938         return false;
1939 }
1940
1941 void
1942 MixerStrip::mono_button_clicked ()
1943 {
1944         panners.set_mono (_mono_button.get_active ());
1945 }
1946
1947 PluginSelector*
1948 MixerStrip::plugin_selector()
1949 {
1950         return _mixer.plugin_selector();
1951 }