gtk2_ardour/mixer_strip.cc

   1 /*
   2     Copyright (C) 2000-2002 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     $Id$
  19 */
  20
  21 #include <cmath>
  22
  23 #include <sigc++/bind.h>
  24
  25 #include <pbd/convert.h>
  26
  27 #include <gtkmm2ext/gtk_ui.h>
  28 #include <gtkmm2ext/utils.h>
  29 #include <gtkmm2ext/choice.h>
  30 #include <gtkmm2ext/slider_controller.h>
  31 #include <gtkmm2ext/stop_signal.h>
  32 #include <gtkmm2ext/bindable_button.h>
  33 #include <gtkmm2ext/doi.h>
  34
  35 #include <ardour/ardour.h>
  36 #include <ardour/session.h>
  37 #include <ardour/audioengine.h>
  38 #include <ardour/route.h>
  39 #include <ardour/audio_track.h>
  40 #include <ardour/diskstream.h>
  41 #include <ardour/panner.h>
  42 #include <ardour/send.h>
  43 #include <ardour/insert.h>
  44 #include <ardour/ladspa_plugin.h>
  45 #include <ardour/connection.h>
  46 #include <ardour/session_connection.h>
  47
  48 #include "ardour_ui.h"
  49 #include "ardour_dialog.h"
  50 #include "mixer_strip.h"
  51 #include "mixer_ui.h"
  52 #include "keyboard.h"
  53 #include "plugin_selector.h"
  54 #include "public_editor.h"
  55
  56 #include "plugin_ui.h"
  57 #include "send_ui.h"
  58 #include "io_selector.h"
  59 #include "utils.h"
  60 #include "gui_thread.h"
  61
  62 #include "i18n.h"
  63
  64 using namespace sigc;
  65 using namespace ARDOUR;
  66 using namespace Gtk;
  67 using namespace Gtkmm2ext;
  68
  69 #ifdef VARISPEED_IN_MIXER_STRIP
  70 static void
  71 speed_printer (char buf[32], Gtk::Adjustment& adj, void* arg)
  72 {
  73         float val = adj.get_value ();
  74
  75         if (val == 1.0) {
  76                 strcpy (buf, "1");
  77         } else {
  78                 snprintf (buf, 32, "%.3f", val);
  79         }
  80 }
  81 #endif
  82
  83 MixerStrip::MixerStrip (Mixer_UI& mx, Session& sess, Route& rt, bool in_mixer)
  84         : AxisView(sess),
  85           RouteUI (rt, sess, _("mute"), _("solo"), _("RECORD")),
  86           _mixer(mx),
  87           pre_redirect_box (PreFader, sess, rt, mx.plugin_selector(), mx.selection(), in_mixer),
  88           post_redirect_box (PostFader, sess, rt, mx.plugin_selector(), mx.selection(), in_mixer),
  89           gpm (_route, sess),
  90           panners (_route, sess),
  91           button_table (6, 2),
  92           gain_automation_style_button (""),
  93           gain_automation_state_button (""),
  94           pan_automation_style_button (""),
  95           pan_automation_state_button (""),
  96           comment_button (_("Comments")),
  97           speed_adjustment (1.0, 0.001, 4.0, 0.001, 0.1),
  98           speed_spinner (&speed_adjustment, "MixerStripSpeedBase", true)
  99
 100 {
 101         if (set_color_from_route()) {
 102                 set_color (unique_random_color());
 103         }
 104
 105         input_selector = 0;
 106         output_selector = 0;
 107         group_menu = 0;
 108         _marked_for_display = false;
 109         route_ops_menu = 0;
 110         ignore_comment_edit = false;
 111         ignore_toggle = false;
 112         ignore_speed_adjustment = false;
 113         comment_window = 0;
 114         comment_area = 0;
 115
 116         width_button.add (*(manage (new Gtk::Image (get_xpm("lr.xpm")))));
 117         hide_button.add (*(manage (new Gtk::Image (get_xpm("small_x.xpm")))));
 118
 119
 120         input_label.set_text (_("INPUT"));
 121         input_button.add (input_label);
 122         input_button.set_name ("MixerIOButton");
 123         input_label.set_name ("MixerIOButtonLabel");
 124
 125         output_label.set_text (_("OUTPUT"));
 126         output_button.add (output_label);
 127         output_button.set_name ("MixerIOButton");
 128         output_label.set_name ("MixerIOButtonLabel");
 129
 130         rec_enable_button->set_name ("MixerRecordEnableButton");
 131         rec_enable_button->unset_flags (Gtk::CAN_FOCUS);
 132
 133         solo_button->set_name ("MixerSoloButton");
 134         mute_button->set_name ("MixerMuteButton");
 135         gain_automation_style_button.set_name ("MixerAutomationModeButton");
 136         gain_automation_state_button.set_name ("MixerAutomationPlaybackButton");
 137         pan_automation_style_button.set_name ("MixerAutomationModeButton");
 138         pan_automation_state_button.set_name ("MixerAutomationPlaybackButton");
 139
 140         ARDOUR_UI::instance()->tooltips().set_tip (pan_automation_state_button, _("Pan automation mode"));
 141         ARDOUR_UI::instance()->tooltips().set_tip (gain_automation_state_button, _("Gain automation mode"));
 142
 143         ARDOUR_UI::instance()->tooltips().set_tip (pan_automation_style_button, _("Pan automation type"));
 144         ARDOUR_UI::instance()->tooltips().set_tip (gain_automation_style_button, _("Gain automation type"));
 145
 146         hide_button.set_events (hide_button.get_events() & ~(Gdk::ENTER_NOTIFY_MASK|Gdk::LEAVE_NOTIFY_MASK));
 147
 148         width_button.unset_flags (Gtk::CAN_FOCUS);
 149         hide_button.unset_flags (Gtk::CAN_FOCUS);
 150         input_button.unset_flags (Gtk::CAN_FOCUS);
 151         output_button.unset_flags (Gtk::CAN_FOCUS);
 152         solo_button->unset_flags (Gtk::CAN_FOCUS);
 153         mute_button->unset_flags (Gtk::CAN_FOCUS);
 154         gain_automation_style_button.unset_flags (Gtk::CAN_FOCUS);
 155         gain_automation_state_button.unset_flags (Gtk::CAN_FOCUS);
 156         pan_automation_style_button.unset_flags (Gtk::CAN_FOCUS);
 157         pan_automation_state_button.unset_flags (Gtk::CAN_FOCUS);
 158
 159         button_table.set_homogeneous (true);
 160         button_table.set_spacings (0);
 161
 162         button_table.attach (name_button, 0, 2, 0, 1);
 163         button_table.attach (group_button, 0, 2, 1, 2);
 164         button_table.attach (input_button, 0, 2, 2, 3);
 165
 166         button_table.attach (*solo_button, 0, 1, 3, 4);
 167         button_table.attach (*mute_button, 1, 2, 3, 4);
 168
 169         button_table.attach (gain_automation_state_button, 0, 1, 4, 5);
 170         button_table.attach (pan_automation_state_button, 1, 2, 4, 5);
 171
 172         using namespace Menu_Helpers;
 173
 174         gain_astate_menu.items().push_back (MenuElem (_("off"),
 175                                                       bind (mem_fun (_route, &IO::set_gain_automation_state), (AutoState) Off)));
 176         gain_astate_menu.items().push_back (MenuElem (_("play"),
 177                                                       bind (mem_fun (_route, &IO::set_gain_automation_state), (AutoState) Play)));
 178         gain_astate_menu.items().push_back (MenuElem (_("write"),
 179                                                       bind (mem_fun (_route, &IO::set_gain_automation_state), (AutoState) Write)));
 180         gain_astate_menu.items().push_back (MenuElem (_("touch"),
 181                                                       bind (mem_fun (_route, &IO::set_gain_automation_state), (AutoState) Touch)));
 182
 183         gain_astyle_menu.items().push_back (MenuElem (_("trim")));
 184         gain_astyle_menu.items().push_back (MenuElem (_("abs")));
 185
 186         pan_astate_menu.items().push_back (MenuElem (_("off"),
 187                                                      bind (mem_fun (_route.panner(), &Panner::set_automation_state), (AutoState) Off)));
 188         pan_astate_menu.items().push_back (MenuElem (_("play"),
 189                                                      bind (mem_fun (_route.panner(), &Panner::set_automation_state), (AutoState) Play)));
 190         pan_astate_menu.items().push_back (MenuElem (_("write"),
 191                                                      bind (mem_fun (_route.panner(), &Panner::set_automation_state), (AutoState) Write)));
 192         pan_astate_menu.items().push_back (MenuElem (_("touch"),
 193                                                      bind (mem_fun (_route.panner(), &Panner::set_automation_state), (AutoState) Touch)));
 194
 195         pan_astyle_menu.items().push_back (MenuElem (_("trim")));
 196         pan_astyle_menu.items().push_back (MenuElem (_("abs")));
 197
 198         gain_astate_menu.set_name ("ArdourContextMenu");
 199         gain_astyle_menu.set_name ("ArdourContextMenu");
 200         pan_astate_menu.set_name ("ArdourContextMenu");
 201         pan_astyle_menu.set_name ("ArdourContextMenu");
 202
 203         ARDOUR_UI::instance()->tooltips().set_tip (gain_automation_style_button, _("gain automation mode"));
 204         ARDOUR_UI::instance()->tooltips().set_tip (pan_automation_style_button, _("pan automation mode"));
 205         ARDOUR_UI::instance()->tooltips().set_tip (gain_automation_state_button, _("gain automation state"));
 206         ARDOUR_UI::instance()->tooltips().set_tip (pan_automation_state_button, _("pan automation state"));
 207
 208         if (is_audio_track()) {
 209
 210                 AudioTrack* at = dynamic_cast<AudioTrack*>(&_route);
 211
 212                 at->FreezeChange.connect (mem_fun(*this, &MixerStrip::map_frozen));
 213
 214 #ifdef VARISPEED_IN_MIXER_STRIP
 215                 speed_adjustment.signal_value_changed().connect (mem_fun(*this, &MixerStrip::speed_adjustment_changed));
 216
 217                 speed_frame.set_name ("BaseFrame");
 218                 speed_frame.set_shadow_type (Gtk::SHADOW_IN);
 219                 speed_frame.add (speed_spinner);
 220
 221                 speed_spinner.set_print_func (speed_printer, 0);
 222
 223                 ARDOUR_UI::instance()->tooltips().set_tip (speed_spinner, _("varispeed"));
 224
 225                 button_table.attach (speed_frame, 0, 2, 5, 6);
 226 #endif /* VARISPEED_IN_MIXER_STRIP */
 227
 228                 button_table.attach (*rec_enable_button, 0, 2, 5, 6);
 229         }
 230
 231         name_button.add (name_label);
 232         name_button.set_name ("MixerNameButton");
 233         Gtkmm2ext::set_size_request_to_display_given_text (name_button, "longest label", 2, 2);
 234
 235         name_label.set_name ("MixerNameButtonLabel");
 236         name_label.set_text (_route.name());
 237
 238         group_button.add (group_label);
 239         group_button.set_name ("MixerGroupButton");
 240         group_label.set_name ("MixerGroupButtonLabel");
 241
 242         comment_button.set_name ("MixerCommentButton");
 243
 244         ARDOUR_UI::instance()->tooltips().set_tip (comment_button, _route.comment()=="" ?
 245                                                         _("Click to Add/Edit Comments"):
 246                                                         _route.comment());
 247
 248         comment_button.signal_clicked().connect (mem_fun(*this, &MixerStrip::comment_button_clicked));
 249
 250         global_vpacker.set_border_width (0);
 251         global_vpacker.set_spacing (0);
 252
 253         Gtk::VBox *whvbox = manage (new Gtk::VBox);
 254
 255         width_button.set_name ("MixerWidthButton");
 256         hide_button.set_name ("MixerHideButton");
 257
 258         width_button.signal_clicked().connect (mem_fun(*this, &MixerStrip::width_clicked));
 259         hide_button.signal_clicked().connect (mem_fun(*this, &MixerStrip::hide_clicked));
 260
 261         width_hide_box.pack_start (width_button, false, true);
 262         width_hide_box.pack_end (hide_button, false, true);
 263
 264         whvbox->pack_start (width_hide_box, true, true);
 265
 266         global_vpacker.pack_start (*whvbox, Gtk::PACK_SHRINK);
 267         global_vpacker.pack_start (button_table,Gtk::PACK_SHRINK);
 268         global_vpacker.pack_start (pre_redirect_box, true, true);
 269         global_vpacker.pack_start (gpm, Gtk::PACK_SHRINK, 4);
 270         global_vpacker.pack_start (post_redirect_box, true, true);
 271         global_vpacker.pack_start (panners, Gtk::PACK_SHRINK);
 272         global_vpacker.pack_start (output_button, Gtk::PACK_SHRINK);
 273         global_vpacker.pack_start (comment_button, Gtk::PACK_SHRINK);
 274
 275         global_frame.add (global_vpacker);
 276         global_frame.set_shadow_type (Gtk::SHADOW_IN);
 277         global_frame.set_name ("BaseFrame");
 278
 279         add (global_frame);
 280
 281         /* force setting of visible selected status */
 282
 283         _selected = true;
 284         set_selected (false);
 285
 286         _packed = false;
 287         _embedded = false;
 288
 289         _route.input_changed.connect (mem_fun(*this, &MixerStrip::input_changed));
 290         _route.output_changed.connect (mem_fun(*this, &MixerStrip::output_changed));
 291         _route.mute_changed.connect (mem_fun(*this, &RouteUI::mute_changed));
 292         _route.solo_changed.connect (mem_fun(*this, &RouteUI::solo_changed));
 293         _route.solo_safe_changed.connect (mem_fun(*this, &RouteUI::solo_changed));
 294         _route.mix_group_changed.connect (mem_fun(*this, &MixerStrip::mix_group_changed));
 295         _route.gain_automation_curve().automation_state_changed.connect (mem_fun(*this, &MixerStrip::gain_automation_state_changed));
 296         _route.gain_automation_curve().automation_style_changed.connect (mem_fun(*this, &MixerStrip::gain_automation_style_changed));
 297         _route.panner().Changed.connect (mem_fun(*this, &MixerStrip::connect_to_pan));
 298
 299         if (is_audio_track()) {
 300                 audio_track()->diskstream_changed.connect (mem_fun(*this, &MixerStrip::diskstream_changed));
 301                 get_diskstream()->speed_changed.connect (mem_fun(*this, &MixerStrip::speed_changed));
 302         }
 303
 304         _route.name_changed.connect (mem_fun(*this, &RouteUI::name_changed));
 305         _route.comment_changed.connect (mem_fun(*this, &MixerStrip::comment_changed));
 306         _route.gui_changed.connect (mem_fun(*this, &MixerStrip::route_gui_changed));
 307
 308         input_button.signal_button_press_event().connect (mem_fun(*this, &MixerStrip::input_press), false);
 309         output_button.signal_button_press_event().connect (mem_fun(*this, &MixerStrip::output_press), false);
 310
 311         rec_enable_button->signal_button_press_event().connect (mem_fun(*this, &RouteUI::rec_enable_press));
 312         solo_button->signal_button_press_event().connect (mem_fun(*this, &RouteUI::solo_press), false);
 313         solo_button->signal_button_release_event().connect (mem_fun(*this, &RouteUI::solo_release), false);
 314         mute_button->signal_button_press_event().connect (mem_fun(*this, &RouteUI::mute_press), false);
 315         mute_button->signal_button_release_event().connect (mem_fun(*this, &RouteUI::mute_release), false);
 316
 317         gain_automation_style_button.signal_button_press_event().connect (mem_fun(*this, &MixerStrip::gain_automation_style_button_event), false);
 318         gain_automation_style_button.signal_button_release_event().connect (mem_fun(*this, &MixerStrip::gain_automation_style_button_event), false);
 319         pan_automation_style_button.signal_button_press_event().connect (mem_fun(*this, &MixerStrip::pan_automation_style_button_event), false);
 320         pan_automation_style_button.signal_button_release_event().connect (mem_fun(*this, &MixerStrip::pan_automation_style_button_event), false);
 321
 322         gain_automation_state_button.signal_button_press_event().connect (mem_fun(*this, &MixerStrip::gain_automation_state_button_event), false);
 323         pan_automation_state_button.signal_button_press_event().connect (mem_fun(*this, &MixerStrip::pan_automation_state_button_event), false);
 324
 325         name_button.signal_button_press_event().connect (mem_fun(*this, &MixerStrip::name_button_button_press), false);
 326
 327         group_button.signal_button_press_event().connect (mem_fun(*this, &MixerStrip::select_mix_group), false);
 328
 329         _width = (Width) -1;
 330         set_stuff_from_route ();
 331
 332         /* start off as a passthru strip. we'll correct this, if necessary,
 333            in update_diskstream_display().
 334         */
 335
 336         set_name ("AudioTrackStripBase");
 337
 338         /* now force an update of all the various elements */
 339
 340         pre_redirect_box.update();
 341         post_redirect_box.update();
 342         mute_changed (0);
 343         solo_changed (0);
 344         name_changed (0);
 345         comment_changed (0);
 346         mix_group_changed (0);
 347         gain_automation_state_changed ();
 348         pan_automation_state_changed ();
 349         connect_to_pan ();
 350
 351         panners.setup_pan ();
 352
 353         if (is_audio_track()) {
 354                 speed_changed ();
 355         }
 356
 357         update_diskstream_display ();
 358         update_input_display ();
 359         update_output_display ();
 360
 361         add_events (Gdk::BUTTON_RELEASE_MASK);
 362 }
 363
 364 MixerStrip::~MixerStrip ()
 365 {
 366         GoingAway(); /* EMIT_SIGNAL */
 367
 368         if (input_selector) {
 369                 delete input_selector;
 370         }
 371
 372         if (output_selector) {
 373                 delete output_selector;
 374         }
 375 }
 376
 377 void
 378 MixerStrip::set_stuff_from_route ()
 379 {
 380         XMLProperty *prop;
 381
 382         ensure_xml_node ();
 383
 384         if ((prop = xml_node->property ("strip_width")) != 0) {
 385                 if (prop->value() == "wide") {
 386                         set_width (Wide);
 387                 } else if (prop->value() == "narrow") {
 388                         set_width (Narrow);
 389                 }
 390                 else {
 391                         error << string_compose(_("unknown strip width \"%1\" in XML GUI information"), prop->value()) << endmsg;
 392                         set_width (Wide);
 393                 }
 394         }
 395         else {
 396                 set_width (Wide);
 397         }
 398
 399         if ((prop = xml_node->property ("shown_mixer")) != 0) {
 400                 if (prop->value() == "no") {
 401                         _marked_for_display = false;
 402                 } else {
 403                         _marked_for_display = true;
 404                 }
 405         }
 406         else {
 407                 /* backwards compatibility */
 408                 _marked_for_display = true;
 409         }
 410 }
 411
 412 void
 413 MixerStrip::set_width (Width w)
 414 {
 415         /* always set the gpm width again, things may be hidden */
 416         gpm.set_width (w);
 417         panners.set_width (w);
 418         pre_redirect_box.set_width (w);
 419         post_redirect_box.set_width (w);
 420
 421         if (_width == w) {
 422                 return;
 423         }
 424
 425         ensure_xml_node ();
 426
 427         _width = w;
 428
 429         switch (w) {
 430         case Wide:
 431                 set_size_request (-1, -1);
 432                 xml_node->add_property ("strip_width", "wide");
 433
 434                 rec_enable_button->set_label (_("RECORD"));
 435                 mute_button->set_label  (_("mute"));
 436                 solo_button->set_label (_("solo"));
 437
 438                 if (_route.comment() == "") {
 439                        comment_button.set_label (_("Comments"));
 440                 } else {
 441                        comment_button.set_label (_("*Comments*"));
 442                 }
 443
 444                 gain_automation_style_button.set_label (astyle_string(_route.gain_automation_curve().automation_style()));
 445                 gain_automation_state_button.set_label (astate_string(_route.gain_automation_curve().automation_state()));
 446                 pan_automation_style_button.set_label (astyle_string(_route.panner().automation_style()));
 447                 pan_automation_state_button.set_label (astate_string(_route.panner().automation_state()));
 448                 Gtkmm2ext::set_size_request_to_display_given_text (name_button, "long", 2, 2);
 449                 break;
 450
 451         case Narrow:
 452                 set_size_request (50, -1);
 453                 xml_node->add_property ("strip_width", "narrow");
 454
 455                 rec_enable_button->set_label (_("REC"));
 456                 mute_button->set_label (_("m"));
 457                 solo_button->set_label (_("s"));
 458
 459                 if (_route.comment() == "") {
 460                        comment_button.set_label (_("Cmt"));
 461                 } else {
 462                        comment_button.set_label (_("*Cmt*"));
 463                 }
 464
 465                 gain_automation_style_button.set_label (short_astyle_string(_route.gain_automation_curve().automation_style()));
 466                 gain_automation_state_button.set_label (short_astate_string(_route.gain_automation_curve().automation_state()));
 467                 pan_automation_style_button.set_label (short_astyle_string(_route.panner().automation_style()));
 468                 pan_automation_state_button.set_label (short_astate_string(_route.panner().automation_state()));
 469                 Gtkmm2ext::set_size_request_to_display_given_text (name_button, "longest label", 2, 2);
 470                 break;
 471         }
 472
 473         update_input_display ();
 474         update_output_display ();
 475         mix_group_changed (0);
 476         name_changed (0);
 477
 478 }
 479
 480 void
 481 MixerStrip::set_packed (bool yn)
 482 {
 483         _packed = yn;
 484
 485         ensure_xml_node ();
 486
 487         if (_packed) {
 488                 xml_node->add_property ("shown_mixer", "yes");
 489         } else {
 490                 xml_node->add_property ("shown_mixer", "no");
 491         }
 492 }
 493
 494
 495 gint
 496 MixerStrip::output_press (GdkEventButton *ev)
 497 {
 498         using namespace Menu_Helpers;
 499
 500         if (!_session.engine().connected()) {
 501                 MessageDialog msg (_("Not connected to JACK - no I/O changes are possible"));
 502                 msg.run ();
 503                 return true;
 504         }
 505
 506         MenuList& citems = output_menu.items();
 507         output_menu.set_name ("ArdourContextMenu");
 508         citems.clear();
 509
 510         citems.push_back (MenuElem (_("Edit"), mem_fun(*this, &MixerStrip::edit_output_configuration)));
 511         citems.push_back (SeparatorElem());
 512         citems.push_back (MenuElem (_("Disconnect"), mem_fun (*(static_cast<RouteUI*>(this)), &RouteUI::disconnect_output)));
 513         citems.push_back (SeparatorElem());
 514
 515         _session.foreach_connection (this, &MixerStrip::add_connection_to_output_menu);
 516
 517         output_menu.popup (1, ev->time);
 518
 519         return TRUE;
 520 }
 521
 522 void
 523 MixerStrip::edit_output_configuration ()
 524 {
 525         if (output_selector == 0) {
 526                 output_selector = new IOSelectorWindow (_session, _route, false);
 527         }
 528
 529         if (output_selector->is_visible()) {
 530                 output_selector->get_toplevel()->get_window()->raise();
 531         } else {
 532                 output_selector->show_all ();
 533         }
 534 }
 535
 536 void
 537 MixerStrip::edit_input_configuration ()
 538 {
 539         if (input_selector == 0) {
 540                 input_selector = new IOSelectorWindow (_session, _route, true);
 541         }
 542
 543         if (input_selector->is_visible()) {
 544                 input_selector->get_toplevel()->get_window()->raise();
 545         } else {
 546                 input_selector->show_all ();
 547         }
 548 }
 549
 550 gint
 551 MixerStrip::input_press (GdkEventButton *ev)
 552 {
 553         using namespace Menu_Helpers;
 554
 555         MenuList& citems = input_menu.items();
 556         input_menu.set_name ("ArdourContextMenu");
 557         citems.clear();
 558
 559         if (!_session.engine().connected()) {
 560                 MessageDialog msg (_("Not connected to JACK - no I/O changes are possible"));
 561                 msg.run ();
 562                 return true;
 563         }
 564
 565 #if ADVANCED_ROUTE_DISKSTREAM_CONNECTIVITY
 566         if (is_audio_track()) {
 567                 citems.push_back (MenuElem (_("Track"), mem_fun(*this, &MixerStrip::select_stream_input)));
 568         }
 569 #endif
 570         citems.push_back (MenuElem (_("Edit"), mem_fun(*this, &MixerStrip::edit_input_configuration)));
 571         citems.push_back (SeparatorElem());
 572         citems.push_back (MenuElem (_("Disconnect"), mem_fun (*(static_cast<RouteUI*>(this)), &RouteUI::disconnect_input)));
 573         citems.push_back (SeparatorElem());
 574
 575         _session.foreach_connection (this, &MixerStrip::add_connection_to_input_menu);
 576         input_menu.popup (1, ev->time);
 577
 578         return TRUE;
 579 }
 580
 581 void
 582 MixerStrip::connection_input_chosen (ARDOUR::Connection *c)
 583 {
 584         if (!ignore_toggle) {
 585
 586                 try {
 587                         _route.use_input_connection (*c, this);
 588                 }
 589
 590                 catch (AudioEngine::PortRegistrationFailure& err) {
 591                         error << _("could not register new ports required for that connection")
 592                               << endmsg;
 593                 }
 594         }
 595 }
 596
 597 void
 598 MixerStrip::connection_output_chosen (ARDOUR::Connection *c)
 599 {
 600         if (!ignore_toggle) {
 601
 602                 try {
 603                         _route.use_output_connection (*c, this);
 604                 }
 605
 606                 catch (AudioEngine::PortRegistrationFailure& err) {
 607                         error << _("could not register new ports required for that connection")
 608                               << endmsg;
 609                 }
 610         }
 611 }
 612
 613 void
 614 MixerStrip::add_connection_to_input_menu (ARDOUR::Connection* c)
 615 {
 616         using namespace Menu_Helpers;
 617
 618         if (dynamic_cast<InputConnection *> (c) == 0) {
 619                 return;
 620         }
 621
 622         MenuList& citems = input_menu.items();
 623
 624         if (c->nports() == _route.n_inputs()) {
 625
 626                 citems.push_back (CheckMenuElem (c->name(), bind (mem_fun(*this, &MixerStrip::connection_input_chosen), c)));
 627
 628                 ARDOUR::Connection *current = _route.input_connection();
 629
 630                 if (current == c) {
 631                         ignore_toggle = true;
 632                         dynamic_cast<CheckMenuItem *> (&citems.back())->set_active (true);
 633                         ignore_toggle = false;
 634                 }
 635         }
 636 }
 637
 638 void
 639 MixerStrip::add_connection_to_output_menu (ARDOUR::Connection* c)
 640 {
 641         using namespace Menu_Helpers;
 642
 643         if (dynamic_cast<OutputConnection *> (c) == 0) {
 644                 return;
 645         }
 646
 647         if (c->nports() == _route.n_outputs()) {
 648
 649                 MenuList& citems = output_menu.items();
 650                 citems.push_back (CheckMenuElem (c->name(), bind (mem_fun(*this, &MixerStrip::connection_output_chosen), c)));
 651
 652                 ARDOUR::Connection *current = _route.output_connection();
 653
 654                 if (current == c) {
 655                         ignore_toggle = true;
 656                         dynamic_cast<CheckMenuItem *> (&citems.back())->set_active (true);
 657                         ignore_toggle = false;
 658                 }
 659         }
 660 }
 661
 662 void
 663 MixerStrip::select_stream_input ()
 664 {
 665         using namespace Menu_Helpers;
 666
 667         Menu *stream_menu = manage (new Menu);
 668         MenuList& items = stream_menu->items();
 669         stream_menu->set_name ("ArdourContextMenu");
 670
 671         Session::DiskStreamList streams = _session.disk_streams();
 672
 673         for (Session::DiskStreamList::iterator i = streams.begin(); i != streams.end(); ++i) {
 674
 675                 if (!(*i)->hidden()) {
 676
 677                         items.push_back (CheckMenuElem ((*i)->name(), bind (mem_fun(*this, &MixerStrip::stream_input_chosen), *i)));
 678
 679                         if (get_diskstream() == *i) {
 680                                 ignore_toggle = true;
 681                                 static_cast<CheckMenuItem *> (&items.back())->set_active (true);
 682                                 ignore_toggle = false;
 683                         }
 684                 }
 685         }
 686
 687         stream_menu->popup (1, 0);
 688 }
 689
 690 void
 691 MixerStrip::stream_input_chosen (DiskStream *stream)
 692 {
 693         if (is_audio_track()) {
 694                 audio_track()->set_diskstream (*stream, this);
 695         }
 696 }
 697
 698 void
 699 MixerStrip::update_diskstream_display ()
 700 {
 701         if (is_audio_track()) {
 702
 703                 map_frozen ();
 704
 705                 update_input_display ();
 706
 707                 if (input_selector) {
 708                         input_selector->hide_all ();
 709                 }
 710
 711                 show_route_color ();
 712
 713         } else {
 714
 715                 map_frozen ();
 716
 717                 update_input_display ();
 718                 show_passthru_color ();
 719         }
 720 }
 721
 722 void
 723 MixerStrip::connect_to_pan ()
 724 {
 725         ENSURE_GUI_THREAD(mem_fun(*this, &MixerStrip::connect_to_pan));
 726
 727         panstate_connection.disconnect ();
 728         panstyle_connection.disconnect ();
 729
 730         if (!_route.panner().empty()) {
 731                 StreamPanner* sp = _route.panner().front();
 732
 733                 panstate_connection = sp->automation().automation_state_changed.connect (mem_fun(*this, &MixerStrip::pan_automation_state_changed));
 734                 panstyle_connection = sp->automation().automation_style_changed.connect (mem_fun(*this, &MixerStrip::pan_automation_style_changed));
 735         }
 736
 737         panners.pan_changed (this);
 738 }
 739
 740 void
 741 MixerStrip::update_input_display ()
 742 {
 743         ARDOUR::Connection *c;
 744
 745         if ((c = _route.input_connection()) != 0) {
 746                 input_label.set_text (c->name());
 747         } else {
 748                 switch (_width) {
 749                 case Wide:
 750                         input_label.set_text (_("INPUT"));
 751                         break;
 752                 case Narrow:
 753                         input_label.set_text (_("IN"));
 754                         break;
 755                 }
 756         }
 757
 758         panners.setup_pan ();
 759 }
 760
 761 void
 762 MixerStrip::update_output_display ()
 763 {
 764         ARDOUR::Connection *c;
 765
 766         if ((c = _route.output_connection()) != 0) {
 767                 output_label.set_text (c->name());
 768         } else {
 769                 switch (_width) {
 770                 case Wide:
 771                         output_label.set_text (_("OUTPUT"));
 772                         break;
 773                 case Narrow:
 774                         output_label.set_text (_("OUT"));
 775                         break;
 776                 }
 777         }
 778
 779         gpm.setup_meters ();
 780         panners.setup_pan ();
 781 }
 782
 783 void
 784 MixerStrip::fast_update ()
 785 {
 786         gpm.update_meters ();
 787 }
 788
 789 gint
 790 MixerStrip::gain_automation_state_button_event (GdkEventButton *ev)
 791 {
 792         if (ev->type == GDK_BUTTON_RELEASE) {
 793                 return TRUE;
 794         }
 795
 796         switch (ev->button) {
 797         case 1:
 798                 switch (ev->button) {
 799                 case 1:
 800                         gain_astate_menu.popup (1, ev->time);
 801                         break;
 802                 default:
 803                         break;
 804                 }
 805         }
 806
 807         return TRUE;
 808 }
 809
 810 gint
 811 MixerStrip::gain_automation_style_button_event (GdkEventButton *ev)
 812 {
 813         if (ev->type == GDK_BUTTON_PRESS || ev->type == GDK_2BUTTON_PRESS) {
 814                 return TRUE;
 815         }
 816
 817         switch (ev->button) {
 818         case 1:
 819                 gain_astyle_menu.popup (1, ev->time);
 820                 break;
 821         default:
 822                 break;
 823         }
 824         return TRUE;
 825 }
 826
 827 gint
 828 MixerStrip::pan_automation_state_button_event (GdkEventButton *ev)
 829 {
 830         using namespace Menu_Helpers;
 831
 832         if (ev->type == GDK_BUTTON_RELEASE) {
 833                 return TRUE;
 834         }
 835
 836         switch (ev->button) {
 837         case 1:
 838                 pan_astate_menu.popup (1, ev->time);
 839                 break;
 840         default:
 841                 break;
 842         }
 843
 844         return TRUE;
 845 }
 846
 847 gint
 848 MixerStrip::pan_automation_style_button_event (GdkEventButton *ev)
 849 {
 850         switch (ev->button) {
 851         case 1:
 852                 pan_astyle_menu.popup (1, ev->time);
 853                 break;
 854         default:
 855                 break;
 856         }
 857         return TRUE;
 858 }
 859
 860 string
 861 MixerStrip::astate_string (AutoState state)
 862 {
 863         return _astate_string (state, false);
 864 }
 865
 866 string
 867 MixerStrip::short_astate_string (AutoState state)
 868 {
 869         return _astate_string (state, true);
 870 }
 871
 872 string
 873 MixerStrip::_astate_string (AutoState state, bool shrt)
 874 {
 875         string sstr;
 876
 877         switch (state) {
 878         case Off:
 879                 sstr = (shrt ? "--" : _("off"));
 880                 break;
 881         case Play:
 882                 sstr = (shrt ? "P" : _("aplay"));
 883                 break;
 884         case Touch:
 885                 sstr = (shrt ? "T" : _("touch"));
 886                 break;
 887         case Write:
 888                 sstr = (shrt ? "W" : _("awrite"));
 889                 break;
 890         }
 891
 892         return sstr;
 893 }
 894
 895 string
 896 MixerStrip::astyle_string (AutoStyle style)
 897 {
 898         return _astyle_string (style, false);
 899 }
 900
 901 string
 902 MixerStrip::short_astyle_string (AutoStyle style)
 903 {
 904         return _astyle_string (style, true);
 905 }
 906
 907 string
 908 MixerStrip::_astyle_string (AutoStyle style, bool shrt)
 909 {
 910         if (style & Trim) {
 911                 return _("trim");
 912         } else {
 913                 /* XXX it might different in different languages */
 914
 915                 return (shrt ? _("abs") : _("abs"));
 916         }
 917 }
 918
 919 void
 920 MixerStrip::diskstream_changed (void *src)
 921 {
 922         Gtkmm2ext::UI::instance()->call_slot (mem_fun(*this, &MixerStrip::update_diskstream_display));
 923 }
 924
 925 void
 926 MixerStrip::gain_automation_style_changed ()
 927 {
 928         switch (_width) {
 929         case Wide:
 930                 gain_automation_style_button.set_label (astyle_string(_route.gain_automation_curve().automation_style()));
 931                 break;
 932         case Narrow:
 933                 gain_automation_style_button.set_label  (short_astyle_string(_route.gain_automation_curve().automation_style()));
 934                 break;
 935         }
 936 }
 937
 938 void
 939 MixerStrip::gain_automation_state_changed ()
 940 {
 941         ENSURE_GUI_THREAD(mem_fun(*this, &MixerStrip::gain_automation_state_changed));
 942
 943         bool x;
 944
 945         switch (_width) {
 946         case Wide:
 947                 gain_automation_state_button.set_label (astate_string(_route.gain_automation_curve().automation_state()));
 948                 break;
 949         case Narrow:
 950                 gain_automation_state_button.set_label (short_astate_string(_route.gain_automation_curve().automation_state()));
 951                 break;
 952         }
 953
 954         x = (_route.gain_automation_state() != Off);
 955
 956         if (gain_automation_state_button.get_active() != x) {
 957                 ignore_toggle = true;
 958                 gain_automation_state_button.set_active (x);
 959                 ignore_toggle = false;
 960         }
 961
 962         gpm.update_gain_sensitive ();
 963
 964         /* start watching automation so that things move */
 965
 966         gain_watching.disconnect();
 967
 968         if (x) {
 969                 gain_watching = ARDOUR_UI::RapidScreenUpdate.connect (mem_fun (gpm, &GainMeter::effective_gain_display));
 970         }
 971 }
 972
 973 void
 974 MixerStrip::pan_automation_style_changed ()
 975 {
 976         ENSURE_GUI_THREAD(mem_fun(*this, &MixerStrip::pan_automation_style_changed));
 977
 978         switch (_width) {
 979         case Wide:
 980                 pan_automation_style_button.set_label (astyle_string(_route.panner().automation_style()));
 981                 break;
 982         case Narrow:
 983                 pan_automation_style_button.set_label (short_astyle_string(_route.panner().automation_style()));
 984                 break;
 985         }
 986 }
 987
 988 void
 989 MixerStrip::pan_automation_state_changed ()
 990 {
 991         ENSURE_GUI_THREAD(mem_fun(*this, &MixerStrip::pan_automation_state_changed));
 992
 993         bool x;
 994
 995         switch (_width) {
 996         case Wide:
 997                 pan_automation_state_button.set_label (astate_string(_route.panner().automation_state()));
 998                 break;
 999         case Narrow:
1000                 pan_automation_state_button.set_label (short_astate_string(_route.panner().automation_state()));
1001                 break;
1002         }
1003
1004         /* when creating a new session, we get to create busses (and
1005            sometimes tracks) with no outputs by the time they get
1006            here.
1007         */
1008
1009         if (_route.panner().empty()) {
1010                 return;
1011         }
1012
1013         x = (_route.panner().front()->automation().automation_state() != Off);
1014
1015         if (pan_automation_state_button.get_active() != x) {
1016                 ignore_toggle = true;
1017                 pan_automation_state_button.set_active (x);
1018                 ignore_toggle = false;
1019         }
1020
1021         panners.update_pan_sensitive ();
1022
1023         /* start watching automation so that things move */
1024
1025         pan_watching.disconnect();
1026
1027         if (x) {
1028                 pan_watching = ARDOUR_UI::RapidScreenUpdate.connect (mem_fun (panners, &PannerUI::effective_pan_display));
1029         }
1030 }
1031
1032 void
1033 MixerStrip::input_changed (IOChange change, void *src)
1034 {
1035         Gtkmm2ext::UI::instance()->call_slot (mem_fun(*this, &MixerStrip::update_input_display));
1036 }
1037
1038 void
1039 MixerStrip::output_changed (IOChange change, void *src)
1040 {
1041         Gtkmm2ext::UI::instance()->call_slot (mem_fun(*this, &MixerStrip::update_output_display));
1042 }
1043
1044 void
1045 MixerStrip::comment_button_clicked ()
1046 {
1047         if (comment_window == 0) {
1048                 setup_comment_editor ();
1049         }
1050
1051         int x, y, cw_width, cw_height;
1052
1053         if (comment_window->is_visible()) {
1054                string str =  comment_area->get_buffer()->get_text();
1055                if (_route.comment() != str) {
1056                  _route.set_comment (str, this);
1057
1058                  switch (_width) {
1059
1060                  case Wide:
1061                    if (! str.empty()) {
1062                      comment_button.set_label (_("*Comments*"));
1063                    } else {
1064                      comment_button.set_label (_("Comments"));
1065                       }
1066                    break;
1067
1068                  case Narrow:
1069                    if (! str.empty()) {
1070                      comment_button.set_label (_("*Cmt*"));
1071                    } else {
1072                      comment_button.set_label (_("Cmt"));
1073                    }
1074                    break;
1075                  }
1076
1077                  ARDOUR_UI::instance()->tooltips().set_tip (comment_button,
1078                                                             str.empty() ? _("Click to Add/Edit Comments") : str);
1079                }
1080                comment_window->hide ();
1081                return;
1082         }
1083         comment_window->get_size (cw_width, cw_height);
1084         comment_window->get_position(x, y);
1085         comment_window->move(x, y - (cw_height / 2) - 45);
1086         /*
1087            half the dialog height minus the comments button height
1088            with some window decoration fudge thrown in.
1089         */
1090
1091         comment_window->show();
1092         comment_window->present();
1093
1094 }
1095
1096 void
1097 MixerStrip::setup_comment_editor ()
1098 {
1099         string title;
1100         title = _route.name();
1101         title += _(": comment editor");
1102
1103         comment_window = new ArdourDialog (title, false);
1104         comment_window->set_position (Gtk::WIN_POS_MOUSE);
1105         comment_window->set_skip_taskbar_hint (true);
1106
1107         comment_area = manage (new TextView());
1108         comment_area->set_name ("MixerTrackCommentArea");
1109         comment_area->set_size_request (110, 178);
1110         comment_area->set_wrap_mode (WRAP_WORD);
1111         comment_area->set_editable (true);
1112         comment_area->get_buffer()->set_text (_route.comment());
1113         comment_area->show ();
1114
1115         comment_window->get_vbox()->pack_start (*comment_area);
1116         comment_window->get_action_area()->hide();
1117 }
1118
1119 void
1120 MixerStrip::comment_changed (void *src)
1121 {
1122         ENSURE_GUI_THREAD(bind (mem_fun(*this, &MixerStrip::comment_changed), src));
1123
1124         if (src != this) {
1125                 ignore_comment_edit = true;
1126                 if (comment_area) {
1127                         comment_area->get_buffer()->set_text (_route.comment());
1128                 }
1129                 ignore_comment_edit = false;
1130         }
1131 }
1132
1133 void
1134 MixerStrip::set_mix_group (RouteGroup *rg)
1135 {
1136         _route.set_mix_group (rg, this);
1137 }
1138
1139 void
1140 MixerStrip::add_mix_group_to_menu (RouteGroup *rg, RadioMenuItem::Group* group)
1141 {
1142         using namespace Menu_Helpers;
1143
1144         MenuList& items = group_menu->items();
1145
1146         items.push_back (RadioMenuElem (*group, rg->name(), bind (mem_fun(*this, &MixerStrip::set_mix_group), rg)));
1147
1148         if (_route.mix_group() == rg) {
1149                 static_cast<RadioMenuItem*>(&items.back())->set_active ();
1150         }
1151 }
1152
1153 bool
1154 MixerStrip::select_mix_group (GdkEventButton *ev)
1155 {
1156         using namespace Menu_Helpers;
1157
1158         if (group_menu == 0) {
1159                 group_menu = new Menu;
1160         }
1161         group_menu->set_name ("ArdourContextMenu");
1162         MenuList& items = group_menu->items();
1163         RadioMenuItem::Group group;
1164
1165         items.clear ();
1166         items.push_back (RadioMenuElem (group, _("no group"), bind (mem_fun(*this, &MixerStrip::set_mix_group), (RouteGroup *) 0)));
1167
1168         _session.foreach_mix_group (bind (mem_fun (*this, &MixerStrip::add_mix_group_to_menu), &group));
1169
1170         group_menu->popup (1, ev->time);
1171
1172         return true;
1173 }
1174
1175 void
1176 MixerStrip::mix_group_changed (void *ignored)
1177 {
1178         ENSURE_GUI_THREAD(bind (mem_fun(*this, &MixerStrip::mix_group_changed), ignored));
1179
1180         RouteGroup *rg = _route.mix_group();
1181
1182         if (rg) {
1183                 group_label.set_text (rg->name());
1184         } else {
1185                 switch (_width) {
1186                 case Wide:
1187                         group_label.set_text (_("no group"));
1188                         break;
1189                 case Narrow:
1190                         group_label.set_text (_("~G"));
1191                         break;
1192                 }
1193         }
1194 }
1195
1196
1197 void
1198 MixerStrip::route_gui_changed (string what_changed, void* ignored)
1199 {
1200         ENSURE_GUI_THREAD(bind (mem_fun(*this, &MixerStrip::route_gui_changed), what_changed, ignored));
1201
1202         if (what_changed == "color") {
1203                 if (set_color_from_route () == 0) {
1204                         show_route_color ();
1205                 }
1206         }
1207 }
1208
1209 void
1210 MixerStrip::show_route_color ()
1211 {
1212         name_button.modify_bg (STATE_NORMAL, color());
1213         route_active_changed ();
1214 }
1215
1216 void
1217 MixerStrip::show_passthru_color ()
1218 {
1219         route_active_changed ();
1220 }
1221
1222 void
1223 MixerStrip::build_route_ops_menu ()
1224 {
1225         using namespace Menu_Helpers;
1226
1227         route_ops_menu = manage (new Menu);
1228         route_ops_menu->set_name ("ArdourContextMenu");
1229
1230         MenuList& items = route_ops_menu->items();
1231
1232         items.push_back (MenuElem (_("Rename"), mem_fun(*this, &RouteUI::route_rename)));
1233         items.push_back (SeparatorElem());
1234         items.push_back (CheckMenuElem (_("Active"), mem_fun (*this, &RouteUI::toggle_route_active)));
1235         route_active_menu_item = dynamic_cast<CheckMenuItem *> (&items.back());
1236         route_active_menu_item->set_active (_route.active());
1237         items.push_back (SeparatorElem());
1238         items.push_back (CheckMenuElem (_("Invert Polarity"), mem_fun (*this, &RouteUI::toggle_polarity)));
1239         polarity_menu_item = dynamic_cast<CheckMenuItem *> (&items.back());
1240         polarity_menu_item->set_active (_route.phase_invert());
1241
1242         build_remote_control_menu ();
1243
1244         items.push_back (SeparatorElem());
1245         items.push_back (MenuElem (_("Remote Control ID"), *remote_control_menu));
1246
1247         items.push_back (SeparatorElem());
1248         items.push_back (MenuElem (_("Remove"), mem_fun(*this, &RouteUI::remove_this_route)));
1249 }
1250
1251 gint
1252 MixerStrip::name_button_button_press (GdkEventButton* ev)
1253 {
1254         if (ev->button == 1) {
1255                 list_route_operations ();
1256                 route_ops_menu->popup (1, ev->time);
1257         }
1258         return FALSE;
1259 }
1260
1261 void
1262 MixerStrip::list_route_operations ()
1263 {
1264         if (route_ops_menu == 0) {
1265                 build_route_ops_menu ();
1266         }
1267
1268         refresh_remote_control_menu();
1269 }
1270
1271
1272 void
1273 MixerStrip::speed_adjustment_changed ()
1274 {
1275         /* since there is a usable speed adjustment, there has to be a diskstream */
1276         if (!ignore_speed_adjustment) {
1277                 get_diskstream()->set_speed (speed_adjustment.get_value());
1278         }
1279 }
1280
1281 void
1282 MixerStrip::speed_changed ()
1283 {
1284         Gtkmm2ext::UI::instance()->call_slot (mem_fun(*this, &MixerStrip::update_speed_display));
1285 }
1286
1287 void
1288 MixerStrip::update_speed_display ()
1289 {
1290         float val;
1291
1292         val = get_diskstream()->speed();
1293
1294         if (val != 1.0) {
1295                 speed_spinner.set_name ("MixerStripSpeedBaseNotOne");
1296         } else {
1297                 speed_spinner.set_name ("MixerStripSpeedBase");
1298         }
1299
1300         if (speed_adjustment.get_value() != val) {
1301                 ignore_speed_adjustment = true;
1302                 speed_adjustment.set_value (val);
1303                 ignore_speed_adjustment = false;
1304         }
1305 }
1306
1307
1308 void
1309 MixerStrip::set_selected (bool yn)
1310 {
1311         AxisView::set_selected (yn);
1312         if (_selected) {
1313                 global_frame.set_shadow_type (Gtk::SHADOW_ETCHED_OUT);
1314                 global_frame.set_name ("MixerStripSelectedFrame");
1315         } else {
1316                 global_frame.set_shadow_type (Gtk::SHADOW_IN);
1317                 global_frame.set_name ("MixerStripFrame");
1318         }
1319         global_frame.queue_draw ();
1320 }
1321
1322 void
1323 MixerStrip::name_changed (void *src)
1324 {
1325         switch (_width) {
1326         case Wide:
1327                 RouteUI::name_changed (src);
1328                 break;
1329         case Narrow:
1330                 name_label.set_text (PBD::short_version (_route.name(), 5));
1331                 break;
1332         }
1333 }
1334
1335 void
1336 MixerStrip::width_clicked ()
1337 {
1338         switch (_width) {
1339         case Wide:
1340                 set_width (Narrow);
1341                 break;
1342         case Narrow:
1343                 set_width (Wide);
1344                 break;
1345         }
1346 }
1347
1348 void
1349 MixerStrip::hide_clicked ()
1350 {
1351         if (_embedded) {
1352                  Hiding(); /* EMIT_SIGNAL */
1353         } else {
1354                 _mixer.hide_strip (this);
1355         }
1356 }
1357
1358 void
1359 MixerStrip::set_embedded (bool yn)
1360 {
1361         _embedded = yn;
1362 }
1363
1364 void
1365 MixerStrip::map_frozen ()
1366 {
1367         ENSURE_GUI_THREAD (mem_fun(*this, &MixerStrip::map_frozen));
1368
1369         AudioTrack* at = dynamic_cast<AudioTrack*>(&_route);
1370
1371         if (at) {
1372                 switch (at->freeze_state()) {
1373                 case AudioTrack::Frozen:
1374                         pre_redirect_box.set_sensitive (false);
1375                         post_redirect_box.set_sensitive (false);
1376                         speed_spinner.set_sensitive (false);
1377                         break;
1378                 default:
1379                         pre_redirect_box.set_sensitive (true);
1380                         post_redirect_box.set_sensitive (true);
1381                         speed_spinner.set_sensitive (true);
1382                         break;
1383                 }
1384         }
1385         _route.foreach_redirect (this, &MixerStrip::hide_redirect_editor);
1386 }
1387
1388 void
1389 MixerStrip::hide_redirect_editor (Redirect* redirect)
1390 {
1391         void* gui = redirect->get_gui ();
1392
1393         if (gui) {
1394                 static_cast<Gtk::Widget*>(gui)->hide ();
1395         }
1396 }
1397
1398 void
1399 MixerStrip::route_active_changed ()
1400 {
1401         RouteUI::route_active_changed ();
1402
1403         if (is_audio_track()) {
1404                 if (_route.active()) {
1405                         set_name ("AudioTrackStripBase");
1406                         gpm.set_meter_strip_name ("AudioTrackStripBase");
1407                 } else {
1408                         set_name ("AudioTrackStripBaseInactive");
1409                         gpm.set_meter_strip_name ("AudioTrackStripBaseInactive");
1410                 }
1411                 gpm.set_fader_name ("AudioTrackFader");
1412         } else {
1413                 if (_route.active()) {
1414                         set_name ("AudioBusStripBase");
1415                         gpm.set_meter_strip_name ("AudioBusStripBase");
1416                 } else {
1417                         set_name ("AudioBusStripBaseInactive");
1418                         gpm.set_meter_strip_name ("AudioBusStripBaseInactive");
1419                 }
1420                 gpm.set_fader_name ("AudioBusFader");
1421         }
1422 }
1423
1424 RouteGroup*
1425 MixerStrip::mix_group() const
1426 {
1427         return _route.mix_group();
1428 }