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 */
  19
  20 #include <cmath>
  21 #include <algorithm>
  22
  23 #include <sigc++/bind.h>
  24
  25 #include <pbd/convert.h>
  26 #include <pbd/enumwriter.h>
  27
  28 #include <gtkmm2ext/gtk_ui.h>
  29 #include <gtkmm2ext/utils.h>
  30 #include <gtkmm2ext/choice.h>
  31 #include <gtkmm2ext/stop_signal.h>
  32 #include <gtkmm2ext/doi.h>
  33 #include <gtkmm2ext/slider_controller.h>
  34 #include <gtkmm2ext/bindable_button.h>
  35
  36 #include <ardour/ardour.h>
  37 #include <ardour/session.h>
  38 #include <ardour/audioengine.h>
  39 #include <ardour/route.h>
  40 #include <ardour/audio_track.h>
  41 #include <ardour/audio_diskstream.h>
  42 #include <ardour/panner.h>
  43 #include <ardour/send.h>
  44 #include <ardour/insert.h>
  45 #include <ardour/profile.h>
  46 #include <ardour/ladspa_plugin.h>
  47 #include <ardour/connection.h>
  48 #include <ardour/session_connection.h>
  49
  50 #include "ardour_ui.h"
  51 #include "ardour_dialog.h"
  52 #include "mixer_strip.h"
  53 #include "mixer_ui.h"
  54 #include "keyboard.h"
  55 #include "public_editor.h"
  56 #include "send_ui.h"
  57 #include "io_selector.h"
  58 #include "utils.h"
  59 #include "gui_thread.h"
  60
  61 #include "i18n.h"
  62
  63 using namespace sigc;
  64 using namespace ARDOUR;
  65 using namespace PBD;
  66 using namespace Gtk;
  67 using namespace Gtkmm2ext;
  68 using namespace std;
  69
  70 int MixerStrip::scrollbar_height = 0;
  71
  72 #ifdef VARISPEED_IN_MIXER_STRIP
  73 static void
  74 speed_printer (char buf[32], Gtk::Adjustment& adj, void* arg)
  75 {
  76         float val = adj.get_value ();
  77
  78         if (val == 1.0) {
  79                 strcpy (buf, "1");
  80         } else {
  81                 snprintf (buf, 32, "%.3f", val);
  82         }
  83 }
  84 #endif
  85
  86 MixerStrip::MixerStrip (Mixer_UI& mx, Session& sess, bool in_mixer)
  87         : AxisView(sess),
  88           RouteUI (sess, _("Mute"), _("Solo"), _("Record")),
  89           _mixer(mx),
  90           _mixer_owned (in_mixer),
  91           pre_redirect_box (PreFader, sess, mx.plugin_selector(), mx.selection(), in_mixer),
  92           post_redirect_box (PostFader, sess, mx.plugin_selector(), mx.selection(), in_mixer),
  93           gpm (sess),
  94           panners (sess),
  95           button_table (3, 2),
  96           middle_button_table (1, 2),
  97           bottom_button_table (1, 2),
  98           meter_point_label (_("pre")),
  99           comment_button (_("Comments")),
 100           speed_adjustment (1.0, 0.001, 4.0, 0.001, 0.1),
 101           speed_spinner (&speed_adjustment, "MixerStripSpeedBase", true)
 102
 103 {
 104         init ();
 105
 106         if (!_mixer_owned) {
 107                 /* the editor mixer strip: don't destroy it every time
 108                    the underlying route goes away.
 109                 */
 110
 111                 self_destruct = false;
 112         }
 113 }
 114
 115 MixerStrip::MixerStrip (Mixer_UI& mx, Session& sess, boost::shared_ptr<Route> rt, bool in_mixer)
 116         : AxisView(sess),
 117           RouteUI (sess, _("Mute"), _("Solo"), _("Record")),
 118           _mixer(mx),
 119           _mixer_owned (in_mixer),
 120           pre_redirect_box (PreFader, sess, mx.plugin_selector(), mx.selection(), in_mixer),
 121           post_redirect_box (PostFader, sess, mx.plugin_selector(), mx.selection(), in_mixer),
 122           gpm (sess),
 123           panners (sess),
 124           button_table (3, 2),
 125           middle_button_table (1, 2),
 126           bottom_button_table (1, 2),
 127           meter_point_label (_("pre")),
 128           comment_button (_("Comments")),
 129           speed_adjustment (1.0, 0.001, 4.0, 0.001, 0.1),
 130           speed_spinner (&speed_adjustment, "MixerStripSpeedBase", true)
 131
 132 {
 133         init ();
 134         set_route (rt);
 135 }
 136
 137 void
 138 MixerStrip::init ()
 139 {
 140         input_selector = 0;
 141         output_selector = 0;
 142         group_menu = 0;
 143         _marked_for_display = false;
 144         route_ops_menu = 0;
 145         rename_menu_item = 0;
 146         ignore_comment_edit = false;
 147         ignore_toggle = false;
 148         ignore_speed_adjustment = false;
 149         comment_window = 0;
 150         comment_area = 0;
 151         _width_owner = 0;
 152
 153         width_button.add (*(manage (new Gtk::Image (::get_icon("strip_width")))));
 154         hide_button.add (*(manage (new Gtk::Image (::get_icon("hide")))));
 155
 156         input_label.set_text (_("Input"));
 157         ARDOUR_UI::instance()->set_tip (&input_button, _("Click to choose inputs"), "");
 158         input_button.add (input_label);
 159         input_button.set_name ("MixerIOButton");
 160         input_label.set_name ("MixerIOButtonLabel");
 161
 162         output_label.set_text (_("Output"));
 163         ARDOUR_UI::instance()->set_tip (&output_button, _("Click to choose outputs"), "");
 164         output_button.add (output_label);
 165         output_button.set_name ("MixerIOButton");
 166         output_label.set_name ("MixerIOButtonLabel");
 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 (mem_fun (gpm, &GainMeter::meter_press), false);
 181         /* XXX what is this meant to do? */
 182         //meter_point_button.signal_button_release_event().connect (mem_fun (gpm, &GainMeter::meter_release), false);
 183
 184         hide_button.set_events (hide_button.get_events() & ~(Gdk::ENTER_NOTIFY_MASK|Gdk::LEAVE_NOTIFY_MASK));
 185
 186         mute_button->set_name ("MixerMuteButton");
 187         solo_button->set_name ("MixerSoloButton");
 188
 189         button_table.set_homogeneous (true);
 190         button_table.set_spacings (0);
 191
 192         button_table.attach (name_button, 0, 2, 0, 1);
 193         button_table.attach (input_button, 0, 2, 1, 2);
 194
 195         middle_button_table.set_homogeneous (true);
 196         middle_button_table.set_spacings (0);
 197         middle_button_table.attach (*mute_button, 0, 1, 0, 1);
 198         middle_button_table.attach (*solo_button, 1, 2, 0, 1);
 199
 200         bottom_button_table.set_col_spacings (0);
 201         bottom_button_table.set_homogeneous (true);
 202         bottom_button_table.attach (group_button, 0, 1, 0, 1);
 203
 204         name_button.add (name_label);
 205         name_button.set_name ("MixerNameButton");
 206         Gtkmm2ext::set_size_request_to_display_given_text (name_button, "longest label", 2, 2);
 207         name_label.set_name ("MixerNameButtonLabel");
 208
 209         ARDOUR_UI::instance()->set_tip (&group_button, _("Mix group"), "");
 210         group_button.add (group_label);
 211         group_button.set_name ("MixerGroupButton");
 212         Gtkmm2ext::set_size_request_to_display_given_text (group_button, "Group", 2, 2);
 213
 214         group_label.set_name ("MixerGroupButtonLabel");
 215
 216         comment_button.set_name ("MixerCommentButton");
 217
 218         comment_button.signal_clicked().connect (mem_fun(*this, &MixerStrip::comment_button_clicked));
 219
 220         global_vpacker.set_border_width (0);
 221         global_vpacker.set_spacing (0);
 222
 223         VBox *whvbox = manage (new VBox);
 224
 225         width_button.set_name ("MixerWidthButton");
 226         hide_button.set_name ("MixerHideButton");
 227         top_event_box.set_name ("MixerTopEventBox");
 228
 229         width_button.signal_clicked().connect (mem_fun(*this, &MixerStrip::width_clicked));
 230         hide_button.signal_clicked().connect (mem_fun(*this, &MixerStrip::hide_clicked));
 231
 232         width_hide_box.pack_start (width_button, false, true);
 233         width_hide_box.pack_start (top_event_box, true, true);
 234         width_hide_box.pack_end (hide_button, false, true);
 235         Gtk::Alignment *gain_meter_alignment = Gtk::manage(new Gtk::Alignment());
 236         gain_meter_alignment->set_padding(0, 4, 0, 0);
 237         gain_meter_alignment->add(gpm);
 238
 239         whvbox->pack_start (width_hide_box, true, true);
 240
 241         global_vpacker.pack_start (*whvbox, Gtk::PACK_SHRINK);
 242         global_vpacker.pack_start (button_table,Gtk::PACK_SHRINK);
 243         global_vpacker.pack_start (pre_redirect_box, true, true);
 244         global_vpacker.pack_start (middle_button_table,Gtk::PACK_SHRINK);
 245         global_vpacker.pack_start (*gain_meter_alignment,Gtk::PACK_SHRINK);
 246         global_vpacker.pack_start (bottom_button_table,Gtk::PACK_SHRINK);
 247         global_vpacker.pack_start (post_redirect_box, true, true);
 248         global_vpacker.pack_start (panners, Gtk::PACK_SHRINK);
 249         global_vpacker.pack_start (output_button, Gtk::PACK_SHRINK);
 250         global_vpacker.pack_start (comment_button, Gtk::PACK_SHRINK);
 251
 252         global_frame.add (global_vpacker);
 253         global_frame.set_shadow_type (Gtk::SHADOW_IN);
 254         global_frame.set_name ("BaseFrame");
 255
 256         add (global_frame);
 257
 258         /* force setting of visible selected status */
 259
 260         _selected = true;
 261         set_selected (false);
 262
 263         _packed = false;
 264         _embedded = false;
 265
 266         _session.engine().Stopped.connect (mem_fun(*this, &MixerStrip::engine_stopped));
 267         _session.engine().Running.connect (mem_fun(*this, &MixerStrip::engine_running));
 268
 269         input_button.signal_button_press_event().connect (mem_fun(*this, &MixerStrip::input_press), false);
 270         output_button.signal_button_press_event().connect (mem_fun(*this, &MixerStrip::output_press), false);
 271
 272         solo_button->signal_button_press_event().connect (mem_fun(*this, &RouteUI::solo_press), false);
 273         solo_button->signal_button_release_event().connect (mem_fun(*this, &RouteUI::solo_release), false);
 274         mute_button->signal_button_press_event().connect (mem_fun(*this, &RouteUI::mute_press), false);
 275         mute_button->signal_button_release_event().connect (mem_fun(*this, &RouteUI::mute_release), false);
 276
 277         /* we don't need this if its not an audio track, but we don't know that yet and it doesn't
 278            hurt (much).
 279         */
 280
 281         rec_enable_button->set_name ("MixerRecordEnableButton");
 282         rec_enable_button->signal_button_press_event().connect (mem_fun(*this, &RouteUI::rec_enable_press), false);
 283         rec_enable_button->signal_button_release_event().connect (mem_fun(*this, &RouteUI::rec_enable_release));
 284
 285         name_button.signal_button_press_event().connect (mem_fun(*this, &MixerStrip::name_button_button_press), false);
 286         group_button.signal_button_press_event().connect (mem_fun(*this, &MixerStrip::select_mix_group), false);
 287
 288         _width = (Width) -1;
 289
 290         /* start off as a passthru strip. we'll correct this, if necessary,
 291            in update_diskstream_display().
 292         */
 293
 294         set_name ("AudioTrackStripBase");
 295
 296         add_events (Gdk::BUTTON_RELEASE_MASK);
 297 }
 298
 299 MixerStrip::~MixerStrip ()
 300 {
 301         GoingAway(); /* EMIT_SIGNAL */
 302
 303         if (input_selector) {
 304                 delete input_selector;
 305         }
 306
 307         if (output_selector) {
 308                 delete output_selector;
 309         }
 310 }
 311
 312 void
 313 MixerStrip::set_route (boost::shared_ptr<Route> rt)
 314 {
 315         if (rec_enable_button->get_parent()) {
 316                 button_table.remove (*rec_enable_button);
 317         }
 318
 319 #ifdef VARISPEED_IN_MIXER_STRIP
 320         if (speed_frame->get_parent()) {
 321                 button_table.remove (*speed_frame);
 322         }
 323 #endif
 324
 325         RouteUI::set_route (rt);
 326
 327         if (input_selector) {
 328                 delete input_selector;
 329                 input_selector = 0;
 330         }
 331
 332         if (output_selector) {
 333                 delete output_selector;
 334                 output_selector = 0;
 335         }
 336
 337         panners.set_io (rt);
 338         gpm.set_io (rt);
 339         pre_redirect_box.set_route (rt);
 340         post_redirect_box.set_route (rt);
 341
 342         if (set_color_from_route()) {
 343                 set_color (unique_random_color());
 344         }
 345
 346         if (_mixer_owned && (route()->master() || route()->control())) {
 347
 348                 if (scrollbar_height == 0) {
 349                         HScrollbar scrollbar;
 350                         Gtk::Requisition requisition(scrollbar.size_request ());
 351                         scrollbar_height = requisition.height;
 352                 }
 353
 354                 EventBox* spacer = manage (new EventBox);
 355                 spacer->set_size_request (-1, scrollbar_height);
 356                 global_vpacker.pack_start (*spacer, false, false);
 357         }
 358
 359         if (is_audio_track()) {
 360
 361                 boost::shared_ptr<AudioTrack> at = audio_track();
 362
 363                 connections.push_back (at->FreezeChange.connect (mem_fun(*this, &MixerStrip::map_frozen)));
 364
 365 #ifdef VARISPEED_IN_MIXER_STRIP
 366                 speed_adjustment.signal_value_changed().connect (mem_fun(*this, &MixerStrip::speed_adjustment_changed));
 367
 368                 speed_frame.set_name ("BaseFrame");
 369                 speed_frame.set_shadow_type (Gtk::SHADOW_IN);
 370                 speed_frame.add (speed_spinner);
 371
 372                 speed_spinner.set_print_func (speed_printer, 0);
 373
 374                 ARDOUR_UI::instance()->tooltips().set_tip (speed_spinner, _("Varispeed"));
 375
 376                 button_table.attach (speed_frame, 0, 2, 5, 6);
 377 #endif /* VARISPEED_IN_MIXER_STRIP */
 378
 379                 button_table.attach (*rec_enable_button, 0, 2, 2, 3);
 380                 rec_enable_button->set_sensitive (_session.writable());
 381                 rec_enable_button->show();
 382         }
 383
 384         if (_route->phase_invert()) {
 385                 name_label.set_text (X_("Ø ") + name_label.get_text());
 386         } else {
 387                 name_label.set_text (_route->name());
 388         }
 389
 390         switch (_route->meter_point()) {
 391         case MeterInput:
 392                 meter_point_label.set_text (_("input"));
 393                 break;
 394
 395         case MeterPreFader:
 396                 meter_point_label.set_text (_("pre"));
 397                 break;
 398
 399         case MeterPostFader:
 400                 meter_point_label.set_text (_("post"));
 401                 break;
 402         }
 403
 404         delete route_ops_menu;
 405         route_ops_menu = 0;
 406
 407         ARDOUR_UI::instance()->tooltips().set_tip (comment_button, _route->comment().empty() ?
 408                                                    _("Click to Add/Edit Comments"):
 409                                                    _route->comment());
 410
 411         connections.push_back (_route->meter_change.connect (mem_fun(*this, &MixerStrip::meter_changed)));
 412         connections.push_back (_route->input_changed.connect (mem_fun(*this, &MixerStrip::input_changed)));
 413         connections.push_back (_route->output_changed.connect (mem_fun(*this, &MixerStrip::output_changed)));
 414         connections.push_back (_route->mute_changed.connect (mem_fun(*this, &RouteUI::mute_changed)));
 415         connections.push_back (_route->solo_changed.connect (mem_fun(*this, &RouteUI::solo_changed)));
 416         connections.push_back (_route->solo_safe_changed.connect (mem_fun(*this, &RouteUI::solo_changed)));
 417         connections.push_back (_route->mix_group_changed.connect (mem_fun(*this, &MixerStrip::mix_group_changed)));
 418         connections.push_back (_route->panner().Changed.connect (mem_fun(*this, &MixerStrip::connect_to_pan)));
 419
 420         if (is_audio_track()) {
 421                 connections.push_back (audio_track()->DiskstreamChanged.connect (mem_fun(*this, &MixerStrip::diskstream_changed)));
 422                 connections.push_back (get_diskstream()->SpeedChanged.connect (mem_fun(*this, &MixerStrip::speed_changed)));
 423         }
 424
 425         connections.push_back (_route->name_changed.connect (mem_fun(*this, &RouteUI::name_changed)));
 426         connections.push_back (_route->comment_changed.connect (mem_fun(*this, &MixerStrip::comment_changed)));
 427         connections.push_back (_route->gui_changed.connect (mem_fun(*this, &MixerStrip::route_gui_changed)));
 428
 429         set_stuff_from_route ();
 430
 431         /* now force an update of all the various elements */
 432
 433         pre_redirect_box.update();
 434         post_redirect_box.update();
 435         mute_changed (0);
 436         solo_changed (0);
 437         name_changed (0);
 438         comment_changed (0);
 439         mix_group_changed (0);
 440
 441         connect_to_pan ();
 442
 443         panners.setup_pan ();
 444
 445         if (is_audio_track()) {
 446                 speed_changed ();
 447         }
 448
 449         update_diskstream_display ();
 450         update_input_display ();
 451         update_output_display ();
 452 }
 453
 454 void
 455 MixerStrip::set_stuff_from_route ()
 456 {
 457         XMLProperty *prop;
 458
 459         ensure_xml_node ();
 460
 461         /* if width is not set, it will be set by the MixerUI or editor */
 462
 463         if ((prop = xml_node->property ("strip_width")) != 0) {
 464                 set_width (Width (string_2_enum (prop->value(), _width)), this);
 465         }
 466
 467         if ((prop = xml_node->property ("shown_mixer")) != 0) {
 468                 if (prop->value() == "no") {
 469                         _marked_for_display = false;
 470                 } else {
 471                         _marked_for_display = true;
 472                 }
 473         } else {
 474                 /* backwards compatibility */
 475                 _marked_for_display = true;
 476         }
 477 }
 478
 479 void
 480 MixerStrip::set_width (Width w, void* owner)
 481 {
 482         /* always set the gpm width again, things may be hidden */
 483
 484         gpm.set_width (w);
 485         panners.set_width (w);
 486         pre_redirect_box.set_width (w);
 487         post_redirect_box.set_width (w);
 488
 489         _width_owner = owner;
 490
 491         ensure_xml_node ();
 492
 493         _width = w;
 494
 495         if (_width_owner == this) {
 496                 xml_node->add_property ("strip_width", enum_2_string (_width));
 497         }
 498
 499         switch (w) {
 500         case Wide:
 501
 502                 if (rec_enable_button)  {
 503                         ((Gtk::Label*)rec_enable_button->get_child())->set_text (_("Record"));
 504                 }
 505                 ((Gtk::Label*)mute_button->get_child())->set_text  (_("Mute"));
 506                 ((Gtk::Label*)solo_button->get_child())->set_text (_("Solo"));
 507
 508                 if (_route->comment() == "") {
 509                        comment_button.unset_bg (STATE_NORMAL);
 510                        ((Gtk::Label*)comment_button.get_child())->set_text (_("Comments"));
 511                 } else {
 512                        comment_button.modify_bg (STATE_NORMAL, color());
 513                        ((Gtk::Label*)comment_button.get_child())->set_text (_("*Comments*"));
 514                 }
 515
 516                 ((Gtk::Label*)gpm.gain_automation_style_button.get_child())->set_text (gpm.astyle_string(_route->gain_automation_curve().automation_style()));
 517                 ((Gtk::Label*)gpm.gain_automation_state_button.get_child())->set_text (gpm.astate_string(_route->gain_automation_curve().automation_state()));
 518                 ((Gtk::Label*)panners.pan_automation_style_button.get_child())->set_text (panners.astyle_string(_route->panner().automation_style()));
 519                 ((Gtk::Label*)panners.pan_automation_state_button.get_child())->set_text (panners.astate_string(_route->panner().automation_state()));
 520                 Gtkmm2ext::set_size_request_to_display_given_text (name_button, "long", 2, 2);
 521                 set_size_request (-1, -1);
 522                 break;
 523
 524         case Narrow:
 525                 if (rec_enable_button) {
 526                         ((Gtk::Label*)rec_enable_button->get_child())->set_text (_("Rec"));
 527                 }
 528                 ((Gtk::Label*)mute_button->get_child())->set_text (_("M"));
 529                 ((Gtk::Label*)solo_button->get_child())->set_text (_("S"));
 530
 531                 if (_route->comment() == "") {
 532                        comment_button.unset_bg (STATE_NORMAL);
 533                        ((Gtk::Label*)comment_button.get_child())->set_text (_("Cmt"));
 534                 } else {
 535                        comment_button.modify_bg (STATE_NORMAL, color());
 536                        ((Gtk::Label*)comment_button.get_child())->set_text (_("*Cmt*"));
 537                 }
 538
 539                 ((Gtk::Label*)gpm.gain_automation_style_button.get_child())->set_text (gpm.short_astyle_string(_route->gain_automation_curve().automation_style()));
 540                 ((Gtk::Label*)gpm.gain_automation_state_button.get_child())->set_text (gpm.short_astate_string(_route->gain_automation_curve().automation_state()));
 541                 ((Gtk::Label*)panners.pan_automation_style_button.get_child())->set_text (panners.short_astyle_string(_route->panner().automation_style()));
 542                 ((Gtk::Label*)panners.pan_automation_state_button.get_child())->set_text (panners.short_astate_string(_route->panner().automation_state()));
 543                 Gtkmm2ext::set_size_request_to_display_given_text (name_button, "longest label", 2, 2);
 544                 set_size_request (max (50, gpm.get_gm_width()), -1);
 545                 break;
 546         }
 547         update_input_display ();
 548         update_output_display ();
 549         mix_group_changed (0);
 550         name_changed (0);
 551 #ifdef GTKOSX
 552         WidthChanged();
 553 #endif
 554 }
 555
 556 void
 557 MixerStrip::set_packed (bool yn)
 558 {
 559         _packed = yn;
 560
 561         ensure_xml_node ();
 562
 563         if (_packed) {
 564                 xml_node->add_property ("shown_mixer", "yes");
 565         } else {
 566                 xml_node->add_property ("shown_mixer", "no");
 567         }
 568 }
 569
 570
 571 gint
 572 MixerStrip::output_press (GdkEventButton *ev)
 573 {
 574         using namespace Menu_Helpers;
 575         if (!_session.engine().connected()) {
 576                 MessageDialog msg (_("Not connected to JACK - no I/O changes are possible"));
 577                 msg.run ();
 578                 return true;
 579         }
 580
 581         MenuList& citems = output_menu.items();
 582         switch (ev->button) {
 583
 584         case 1:
 585                 output_menu.set_name ("ArdourContextMenu");
 586                 citems.clear();
 587
 588                 citems.push_back (MenuElem (_("Edit"), mem_fun(*this, &MixerStrip::edit_output_configuration)));
 589                 citems.push_back (SeparatorElem());
 590                 citems.push_back (MenuElem (_("Disconnect"), mem_fun (*(static_cast<RouteUI*>(this)), &RouteUI::disconnect_output)));
 591                 citems.push_back (SeparatorElem());
 592
 593                 _session.foreach_connection (this, &MixerStrip::add_connection_to_output_menu);
 594
 595                 output_menu.popup (1, ev->time);
 596                 break;
 597
 598         default:
 599                 break;
 600         }
 601         return TRUE;
 602 }
 603
 604 void
 605 MixerStrip::edit_output_configuration ()
 606 {
 607         if (output_selector == 0) {
 608                 output_selector = new IOSelectorWindow (_session, _route, false);
 609         }
 610
 611         if (output_selector->is_visible()) {
 612                 output_selector->get_toplevel()->get_window()->raise();
 613         } else {
 614                 output_selector->show_all ();
 615         }
 616 }
 617
 618 void
 619 MixerStrip::edit_input_configuration ()
 620 {
 621         if (input_selector == 0) {
 622                 input_selector = new IOSelectorWindow (_session, _route, true);
 623         }
 624
 625         if (input_selector->is_visible()) {
 626                 input_selector->get_toplevel()->get_window()->raise();
 627         } else {
 628                 input_selector->show_all ();
 629         }
 630 }
 631
 632 gint
 633 MixerStrip::input_press (GdkEventButton *ev)
 634 {
 635         using namespace Menu_Helpers;
 636
 637         MenuList& citems = input_menu.items();
 638         input_menu.set_name ("ArdourContextMenu");
 639         citems.clear();
 640
 641         if (!_session.engine().connected()) {
 642                 MessageDialog msg (_("Not connected to JACK - no I/O changes are possible"));
 643                 msg.run ();
 644                 return true;
 645         }
 646
 647         switch (ev->button) {
 648
 649         case 1:
 650                 citems.push_back (MenuElem (_("Edit"), mem_fun(*this, &MixerStrip::edit_input_configuration)));
 651                 citems.push_back (SeparatorElem());
 652                 citems.push_back (MenuElem (_("Disconnect"), mem_fun (*(static_cast<RouteUI*>(this)), &RouteUI::disconnect_input)));
 653                 citems.push_back (SeparatorElem());
 654
 655                 _session.foreach_connection (this, &MixerStrip::add_connection_to_input_menu);
 656
 657                 input_menu.popup (1, ev->time);
 658                 break;
 659
 660         default:
 661                 break;
 662         }
 663         return TRUE;
 664 }
 665
 666 void
 667 MixerStrip::connection_input_chosen (ARDOUR::Connection *c)
 668 {
 669         if (!ignore_toggle) {
 670
 671                 try {
 672                         _route->use_input_connection (*c, this);
 673                 }
 674
 675                 catch (AudioEngine::PortRegistrationFailure& err) {
 676                         error << _("could not register new ports required for that connection")
 677                               << endmsg;
 678                 }
 679         }
 680 }
 681
 682 void
 683 MixerStrip::connection_output_chosen (ARDOUR::Connection *c)
 684 {
 685         if (!ignore_toggle) {
 686
 687                 try {
 688                         _route->use_output_connection (*c, this);
 689                 }
 690
 691                 catch (AudioEngine::PortRegistrationFailure& err) {
 692                         error << _("could not register new ports required for that connection")
 693                               << endmsg;
 694                 }
 695         }
 696 }
 697
 698 void
 699 MixerStrip::add_connection_to_input_menu (ARDOUR::Connection* c)
 700 {
 701         using namespace Menu_Helpers;
 702
 703         if (dynamic_cast<InputConnection *> (c) == 0) {
 704                 return;
 705         }
 706
 707         MenuList& citems = input_menu.items();
 708
 709         if (c->nports() == _route->n_inputs()) {
 710
 711                 citems.push_back (CheckMenuElem (c->name(), bind (mem_fun(*this, &MixerStrip::connection_input_chosen), c)));
 712
 713                 ARDOUR::Connection *current = _route->input_connection();
 714
 715                 if (current == c) {
 716                         ignore_toggle = true;
 717                         dynamic_cast<CheckMenuItem *> (&citems.back())->set_active (true);
 718                         ignore_toggle = false;
 719                 }
 720         }
 721 }
 722
 723 void
 724 MixerStrip::add_connection_to_output_menu (ARDOUR::Connection* c)
 725 {
 726         using namespace Menu_Helpers;
 727
 728         if (dynamic_cast<OutputConnection *> (c) == 0) {
 729                 return;
 730         }
 731
 732         if (c->nports() == _route->n_outputs()) {
 733
 734                 MenuList& citems = output_menu.items();
 735                 citems.push_back (CheckMenuElem (c->name(), bind (mem_fun(*this, &MixerStrip::connection_output_chosen), c)));
 736
 737                 ARDOUR::Connection *current = _route->output_connection();
 738
 739                 if (current == c) {
 740                         ignore_toggle = true;
 741                         dynamic_cast<CheckMenuItem *> (&citems.back())->set_active (true);
 742                         ignore_toggle = false;
 743                 }
 744         }
 745 }
 746
 747 void
 748 MixerStrip::update_diskstream_display ()
 749 {
 750         map_frozen ();
 751         update_input_display ();
 752
 753         if (is_audio_track()) {
 754
 755                 if (input_selector) {
 756                         input_selector->hide_all ();
 757                 }
 758
 759                 show_route_color ();
 760
 761         } else {
 762
 763                 show_passthru_color ();
 764         }
 765 }
 766
 767 void
 768 MixerStrip::connect_to_pan ()
 769 {
 770         ENSURE_GUI_THREAD(mem_fun(*this, &MixerStrip::connect_to_pan));
 771
 772         panstate_connection.disconnect ();
 773         panstyle_connection.disconnect ();
 774
 775         if (!_route->panner().empty()) {
 776                 StreamPanner* sp = _route->panner().front();
 777
 778                 panstate_connection = sp->automation().automation_state_changed.connect (mem_fun(panners, &PannerUI::pan_automation_state_changed));
 779                 panstyle_connection = sp->automation().automation_style_changed.connect (mem_fun(panners, &PannerUI::pan_automation_style_changed));
 780         }
 781
 782         panners.pan_changed (this);
 783 }
 784
 785 /*
 786  * Output port labelling
 787  * =====================
 788  *
 789  * Case 1: Each output has one connection, all connections are to system:playback_%i
 790  *   out 1 -> system:playback_1
 791  *   out 2 -> system:playback_2
 792  *   out 3 -> system:playback_3
 793  *   Display as: 1/2/3
 794  *
 795  * Case 2: Each output has one connection, all connections are to ardour:track_x/in 1
 796  *   out 1 -> ardour:track_x/in 1
 797  *   out 2 -> ardour:track_x/in 2
 798  *   Display as: track_x
 799  *
 800  * Case 3: Each output has one connection, all connections are to Jack client "program x"
 801  *   out 1 -> program x:foo
 802  *   out 2 -> program x:foo
 803  *   Display as: program x
 804  *
 805  * Case 4: No connections (Disconnected)
 806  *   Display as: -
 807  *
 808  * Default case (unusual routing):
 809  *   Display as: *number of connections*
 810  *
 811  * Tooltips
 812  * ========
 813  * .-----------------------------------------------.
 814  * | Mixdown                                       |
 815  * | out 1 -> ardour:master/in 1, jamin:input/in 1 |
 816  * | out 2 -> ardour:master/in 2, jamin:input/in 2 |
 817  * '-----------------------------------------------'
 818  * .-----------------------------------------------.
 819  * | Guitar SM58                                   |
 820  * | Disconnected                                  |
 821  * '-----------------------------------------------'
 822  */
 823
 824 void
 825 MixerStrip::update_io_button (boost::shared_ptr<ARDOUR::Route> route, Width width, bool for_input)
 826 {
 827         uint32_t io_count;
 828         uint32_t io_index;
 829         Port *port;
 830         const char **connections;
 831
 832         uint32_t connection_index;
 833     uint32_t total_connection_count = 0;
 834     uint32_t io_connection_count = 0;
 835         uint32_t ardour_connection_count = 0;
 836         uint32_t system_connection_count = 0;
 837         uint32_t other_connection_count = 0;
 838
 839         ostringstream label;
 840         string label_string;
 841         char * label_cstr;
 842
 843         bool have_label = false;
 844         bool each_io_has_one_connection = true;
 845
 846         string connection_name;
 847         string ardour_track_name;
 848         string other_connection_type;
 849         string system_ports;
 850         string system_port;
 851
 852         ostringstream tooltip;
 853         char * tooltip_cstr;
 854
 855         tooltip << route->name();
 856
 857     if (for_input) {
 858         io_count = route->n_inputs();
 859     } else {
 860         io_count = route->n_outputs();
 861     }
 862
 863         for (io_index = 0; io_index < io_count; ++io_index) {
 864             if (for_input) {
 865                 port = route->input(io_index);
 866             } else {
 867                 port = route->output(io_index);
 868             }
 869
 870             connections = port->get_connections();
 871             io_connection_count = 0;
 872
 873                 if (connections) {
 874                         for (connection_index = 0; connections[connection_index]; ++connection_index) {
 875                             connection_name = connections[connection_index];
 876
 877                             if (connection_index == 0) {
 878                         tooltip << endl << port->name().substr(port->name().find("/") + 1) << " -> " << connection_name;
 879                     } else {
 880                         tooltip << ", " << connection_name;
 881                     }
 882
 883                             if (connection_name.find("ardour:") == 0) {
 884                                 if (ardour_track_name.empty()) {
 885                                     // "ardour:Master/in 1" -> "ardour:Master/"
 886                                     ardour_track_name = connection_name.substr(0, connection_name.find("/") + 1);
 887                                 }
 888
 889                                 if (connection_name.find(ardour_track_name) == 0) {
 890                                     ++ardour_connection_count;
 891                                 }
 892                             } else if (connection_name.find("system:") == 0) {
 893                                 if (for_input) {
 894                                     // "system:capture_123" -> "123"
 895                                     system_port = connection_name.substr(15);
 896                                 } else {
 897                                     // "system:playback_123" -> "123"
 898                                     system_port = connection_name.substr(16);
 899                                 }
 900
 901                                 if (system_ports.empty()) {
 902                                     system_ports += system_port;
 903                                 } else {
 904                                     system_ports += "/" + system_port;
 905                                 }
 906
 907                                 ++system_connection_count;
 908                             } else {
 909                                 if (other_connection_type.empty()) {
 910                                     // "jamin:in 1" -> "jamin:"
 911                                     other_connection_type = connection_name.substr(0, connection_name.find(":") + 1);
 912                                 }
 913
 914                                 if (connection_name.find(other_connection_type) == 0) {
 915                                 ++other_connection_count;
 916                             }
 917                             }
 918
 919                 ++total_connection_count;
 920                 ++io_connection_count;
 921                         }
 922                 }
 923
 924                 if (io_connection_count != 1) {
 925                     each_io_has_one_connection = false;
 926                 }
 927     }
 928
 929     if (total_connection_count == 0) {
 930         tooltip << endl << _("Disconnected");
 931     }
 932
 933     tooltip_cstr = new char[tooltip.str().size() + 1];
 934     strcpy(tooltip_cstr, tooltip.str().c_str());
 935
 936     if (for_input) {
 937             ARDOUR_UI::instance()->set_tip (&input_button, tooltip_cstr, "");
 938         } else {
 939             ARDOUR_UI::instance()->set_tip (&output_button, tooltip_cstr, "");
 940         }
 941
 942     if (each_io_has_one_connection) {
 943         if ((total_connection_count == ardour_connection_count)) {
 944             // all connections are to the same track in ardour
 945             // "ardour:Master/" -> "Master"
 946             label << ardour_track_name.substr(7, ardour_track_name.find("/") - 7);
 947             have_label = true;
 948         }
 949         else if (total_connection_count == system_connection_count) {
 950             // all connections are to system ports
 951             label << system_ports;
 952             have_label = true;
 953         }
 954         else if (total_connection_count == other_connection_count) {
 955             // all connections are to the same external program eg jamin
 956             // "jamin:" -> "jamin"
 957             label << other_connection_type.substr(0, other_connection_type.size() - 1);
 958             have_label = true;
 959         }
 960     }
 961
 962     if (!have_label) {
 963         if (total_connection_count == 0) {
 964             // Disconnected
 965             label << "-";
 966         } else {
 967             // Odd configuration
 968             label << "*" << total_connection_count << "*";
 969         }
 970     }
 971
 972         switch (width) {
 973         case Wide:
 974             label_string = label.str().substr(0, 6);
 975                 break;
 976         case Narrow:
 977                 label_string = label.str().substr(0, 3);
 978                 break;
 979         }
 980
 981     label_cstr = new char[label_string.size() + 1];
 982     strcpy(label_cstr, label_string.c_str());
 983
 984     if (for_input) {
 985         input_label.set_text (label_cstr);
 986     } else {
 987         output_label.set_text (label_cstr);
 988     }
 989 }
 990
 991 void
 992 MixerStrip::update_input_display ()
 993 {
 994         update_io_button (_route, _width, true);
 995         panners.setup_pan ();
 996 }
 997
 998 void
 999 MixerStrip::update_output_display ()
1000 {
1001     update_io_button (_route, _width, false);
1002         gpm.setup_meters ();
1003         panners.setup_pan ();
1004 }
1005
1006 void
1007 MixerStrip::fast_update ()
1008 {
1009         gpm.update_meters ();
1010 }
1011
1012 void
1013 MixerStrip::diskstream_changed ()
1014 {
1015         Gtkmm2ext::UI::instance()->call_slot (mem_fun(*this, &MixerStrip::update_diskstream_display));
1016 }
1017
1018 void
1019 MixerStrip::input_changed (IOChange change, void *src)
1020 {
1021         Gtkmm2ext::UI::instance()->call_slot (mem_fun(*this, &MixerStrip::update_input_display));
1022         set_width(_width, this);
1023 }
1024
1025 void
1026 MixerStrip::output_changed (IOChange change, void *src)
1027 {
1028         Gtkmm2ext::UI::instance()->call_slot (mem_fun(*this, &MixerStrip::update_output_display));
1029         set_width(_width, this);
1030 }
1031
1032
1033 void
1034 MixerStrip::comment_editor_done_editing()
1035 {
1036         string str =  comment_area->get_buffer()->get_text();
1037         if (_route->comment() != str) {
1038                 _route->set_comment (str, this);
1039
1040                 switch (_width) {
1041
1042                 case Wide:
1043                         if (! str.empty()) {
1044                                 comment_button.modify_bg (STATE_NORMAL, color());
1045                                 ((Gtk::Label*)comment_button.get_child())->set_text (_("*Comments*"));
1046                         } else {
1047                                 comment_button.unset_bg (STATE_NORMAL);
1048                                 ((Gtk::Label*)comment_button.get_child())->set_text (_("Comments"));
1049                         }
1050                         break;
1051
1052                 case Narrow:
1053                         if (! str.empty()) {
1054                                 comment_button.modify_bg (STATE_NORMAL, color());
1055                                 ((Gtk::Label*)comment_button.get_child())->set_text (_("*Cmt*"));
1056                         } else {
1057                                 comment_button.unset_bg (STATE_NORMAL);
1058                                 ((Gtk::Label*)comment_button.get_child())->set_text (_("Cmt"));
1059                         }
1060                         break;
1061                 }
1062
1063                 ARDOUR_UI::instance()->tooltips().set_tip (comment_button,
1064                                 str.empty() ? _("Click to Add/Edit Comments") : str);
1065         }
1066
1067 }
1068
1069 void
1070 MixerStrip::comment_button_clicked ()
1071 {
1072         if (comment_window == 0) {
1073                 setup_comment_editor ();
1074         }
1075
1076     int x, y, cw_width, cw_height;
1077
1078         if (comment_window->is_visible()) {
1079                 comment_window->hide ();
1080                 return;
1081         }
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 void
1096 MixerStrip::setup_comment_editor ()
1097 {
1098         string title;
1099         title = _route->name();
1100         title += _(": comment editor");
1101
1102         comment_window = new ArdourDialog (title, false);
1103         comment_window->set_position (Gtk::WIN_POS_MOUSE);
1104         comment_window->set_skip_taskbar_hint (true);
1105         comment_window->signal_hide().connect (mem_fun(*this, &MixerStrip::comment_editor_done_editing));
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         switch (ev->button) {
1166         case 1:
1167
1168                 items.clear ();
1169                 items.push_back (RadioMenuElem (group, _("No group"), bind (mem_fun(*this, &MixerStrip::set_mix_group), (RouteGroup *) 0)));
1170
1171                 _session.foreach_mix_group (bind (mem_fun (*this, &MixerStrip::add_mix_group_to_menu), &group));
1172
1173                 group_menu->popup (1, ev->time);
1174                 break;
1175
1176         default:
1177                 break;
1178         }
1179
1180         return true;
1181 }
1182
1183 void
1184 MixerStrip::mix_group_changed (void *ignored)
1185 {
1186         ENSURE_GUI_THREAD(bind (mem_fun(*this, &MixerStrip::mix_group_changed), ignored));
1187
1188         RouteGroup *rg = _route->mix_group();
1189
1190         if (rg) {
1191                 group_label.set_text (PBD::short_version (rg->name(), 5));
1192         } else {
1193                 switch (_width) {
1194                 case Wide:
1195                         group_label.set_text (_("Grp"));
1196                         break;
1197                 case Narrow:
1198                         group_label.set_text (_("~G"));
1199                         break;
1200                 }
1201         }
1202 }
1203
1204
1205 void
1206 MixerStrip::route_gui_changed (string what_changed, void* ignored)
1207 {
1208         ENSURE_GUI_THREAD(bind (mem_fun(*this, &MixerStrip::route_gui_changed), what_changed, ignored));
1209
1210         if (what_changed == "color") {
1211                 if (set_color_from_route () == 0) {
1212                         show_route_color ();
1213                 }
1214         }
1215 }
1216
1217 void
1218 MixerStrip::show_route_color ()
1219 {
1220         name_button.modify_bg (STATE_NORMAL, color());
1221         top_event_box.modify_bg (STATE_NORMAL, color());
1222         route_active_changed ();
1223 }
1224
1225 void
1226 MixerStrip::show_passthru_color ()
1227 {
1228         route_active_changed ();
1229 }
1230
1231 void
1232 MixerStrip::build_route_ops_menu ()
1233 {
1234         using namespace Menu_Helpers;
1235         route_ops_menu = new Menu;
1236         route_ops_menu->set_name ("ArdourContextMenu");
1237
1238         MenuList& items = route_ops_menu->items();
1239
1240         items.push_back (MenuElem (_("Save As Template"), mem_fun(*this, &RouteUI::save_as_template)));
1241         items.push_back (MenuElem (_("Rename"), mem_fun(*this, &RouteUI::route_rename)));
1242         rename_menu_item = &items.back();
1243         items.push_back (SeparatorElem());
1244         items.push_back (CheckMenuElem (_("Active"), mem_fun (*this, &RouteUI::toggle_route_active)));
1245         route_active_menu_item = dynamic_cast<CheckMenuItem *> (&items.back());
1246         route_active_menu_item->set_active (_route->active());
1247         items.push_back (SeparatorElem());
1248         items.push_back (CheckMenuElem (_("Invert Polarity"), mem_fun (*this, &RouteUI::toggle_polarity)));
1249         polarity_menu_item = dynamic_cast<CheckMenuItem *> (&items.back());
1250         polarity_menu_item->set_active (_route->phase_invert());
1251         items.push_back (CheckMenuElem (_("Protect against denormals"), mem_fun (*this, &RouteUI::toggle_denormal_protection)));
1252         denormal_menu_item = dynamic_cast<CheckMenuItem *> (&items.back());
1253         denormal_menu_item->set_active (_route->denormal_protection());
1254
1255         if (!Profile->get_sae()) {
1256                 build_remote_control_menu ();
1257                 items.push_back (SeparatorElem());
1258                 items.push_back (MenuElem (_("Remote Control ID"), *remote_control_menu));
1259         }
1260
1261         items.push_back (SeparatorElem());
1262         items.push_back (MenuElem (_("Remove"), mem_fun(*this, &RouteUI::remove_this_route)));
1263 }
1264
1265 gint
1266 MixerStrip::name_button_button_press (GdkEventButton* ev)
1267 {
1268         if (ev->button == 1 || ev->button == 3) {
1269                 list_route_operations ();
1270                 /* do not allow rename if the track is record-enabled */
1271                 rename_menu_item->set_sensitive (!_route->record_enabled());
1272                 route_ops_menu->popup (1, ev->time);
1273         }
1274         return FALSE;
1275 }
1276
1277 void
1278 MixerStrip::list_route_operations ()
1279 {
1280         if (route_ops_menu == 0) {
1281                 build_route_ops_menu ();
1282         }
1283
1284         refresh_remote_control_menu();
1285 }
1286
1287
1288 void
1289 MixerStrip::speed_adjustment_changed ()
1290 {
1291         /* since there is a usable speed adjustment, there has to be a diskstream */
1292         if (!ignore_speed_adjustment) {
1293                 get_diskstream()->set_speed (speed_adjustment.get_value());
1294         }
1295 }
1296
1297 void
1298 MixerStrip::speed_changed ()
1299 {
1300         Gtkmm2ext::UI::instance()->call_slot (mem_fun(*this, &MixerStrip::update_speed_display));
1301 }
1302
1303 void
1304 MixerStrip::update_speed_display ()
1305 {
1306         float val;
1307
1308         val = get_diskstream()->speed();
1309
1310         if (val != 1.0) {
1311                 speed_spinner.set_name ("MixerStripSpeedBaseNotOne");
1312         } else {
1313                 speed_spinner.set_name ("MixerStripSpeedBase");
1314         }
1315
1316         if (speed_adjustment.get_value() != val) {
1317                 ignore_speed_adjustment = true;
1318                 speed_adjustment.set_value (val);
1319                 ignore_speed_adjustment = false;
1320         }
1321 }
1322
1323
1324 void
1325 MixerStrip::set_selected (bool yn)
1326 {
1327         AxisView::set_selected (yn);
1328         if (_selected) {
1329                 global_frame.set_shadow_type (Gtk::SHADOW_ETCHED_OUT);
1330                 global_frame.set_name ("MixerStripSelectedFrame");
1331         } else {
1332                 global_frame.set_shadow_type (Gtk::SHADOW_IN);
1333                 global_frame.set_name ("MixerStripFrame");
1334         }
1335         global_frame.queue_draw ();
1336 }
1337
1338 void
1339 MixerStrip::name_changed (void *src)
1340 {
1341         switch (_width) {
1342         case Wide:
1343                 RouteUI::name_changed (src);
1344                 break;
1345         case Narrow:
1346                 name_label.set_text (PBD::short_version (_route->name(), 5));
1347                 break;
1348         }
1349         if (_route->phase_invert()) {
1350                 name_label.set_text (X_("Ø ") + name_label.get_text());
1351         }
1352 }
1353
1354 void
1355 MixerStrip::width_clicked ()
1356 {
1357         switch (_width) {
1358         case Wide:
1359                 set_width (Narrow, this);
1360                 break;
1361         case Narrow:
1362                 set_width (Wide, this);
1363                 break;
1364         }
1365 }
1366
1367 void
1368 MixerStrip::hide_clicked ()
1369 {
1370         // LAME fix to reset the button status for when it is redisplayed (part 1)
1371         hide_button.set_sensitive(false);
1372
1373         if (_embedded) {
1374                 Hiding(); /* EMIT_SIGNAL */
1375         } else {
1376                 _mixer.hide_strip (this);
1377         }
1378
1379         // (part 2)
1380         hide_button.set_sensitive(true);
1381 }
1382
1383 void
1384 MixerStrip::set_embedded (bool yn)
1385 {
1386         _embedded = yn;
1387 }
1388
1389 void
1390 MixerStrip::map_frozen ()
1391 {
1392         ENSURE_GUI_THREAD (mem_fun(*this, &MixerStrip::map_frozen));
1393
1394         boost::shared_ptr<AudioTrack> at = audio_track();
1395
1396         if (at) {
1397                 switch (at->freeze_state()) {
1398                 case AudioTrack::Frozen:
1399                         pre_redirect_box.set_sensitive (false);
1400                         post_redirect_box.set_sensitive (false);
1401                         speed_spinner.set_sensitive (false);
1402                         break;
1403                 default:
1404                         pre_redirect_box.set_sensitive (true);
1405                         post_redirect_box.set_sensitive (true);
1406                         speed_spinner.set_sensitive (true);
1407                         // XXX need some way, maybe, to retoggle redirect editors
1408                         break;
1409                 }
1410         }
1411
1412         hide_redirect_editors ();
1413 }
1414
1415 void
1416 MixerStrip::hide_redirect_editors ()
1417 {
1418         _route->foreach_redirect (this, &MixerStrip::hide_redirect_editor);
1419 }
1420
1421 void
1422 MixerStrip::hide_redirect_editor (boost::shared_ptr<Redirect> redirect)
1423 {
1424         void* gui = redirect->get_gui ();
1425
1426         if (gui) {
1427                 static_cast<Gtk::Widget*>(gui)->hide ();
1428         }
1429 }
1430
1431 void
1432 MixerStrip::route_active_changed ()
1433 {
1434         RouteUI::route_active_changed ();
1435
1436         if (is_audio_track()) {
1437                 if (_route->active()) {
1438                         set_name ("AudioTrackStripBase");
1439                         gpm.set_meter_strip_name ("AudioTrackMetrics");
1440                 } else {
1441                         set_name ("AudioTrackStripBaseInactive");
1442                         gpm.set_meter_strip_name ("AudioTrackMetricsInactive");
1443                 }
1444                 gpm.set_fader_name ("AudioTrackFader");
1445         } else { // FIXME: assumed audio bus
1446                 if (_route->active()) {
1447                         set_name ("AudioBusStripBase");
1448                         gpm.set_meter_strip_name ("AudioBusMetrics");
1449                 } else {
1450                         set_name ("AudioBusStripBaseInactive");
1451                         gpm.set_meter_strip_name ("AudioBusMetricsInactive");
1452                 }
1453                 gpm.set_fader_name ("AudioBusFader");
1454         }
1455 }
1456
1457 RouteGroup*
1458 MixerStrip::mix_group() const
1459 {
1460         return _route->mix_group();
1461 }
1462
1463 void
1464 MixerStrip::engine_stopped ()
1465 {
1466 }
1467
1468 void
1469 MixerStrip::engine_running ()
1470 {
1471 }
1472
1473 void
1474 MixerStrip::meter_changed (void *src)
1475 {
1476
1477         ENSURE_GUI_THREAD (bind (mem_fun(*this, &MixerStrip::meter_changed), src));
1478
1479         switch (_route->meter_point()) {
1480         case MeterInput:
1481                 meter_point_label.set_text (_("input"));
1482                 break;
1483
1484         case MeterPreFader:
1485                 meter_point_label.set_text (_("pre"));
1486                 break;
1487
1488         case MeterPostFader:
1489                 meter_point_label.set_text (_("post"));
1490                 break;
1491         }
1492
1493         gpm.setup_meters ();
1494         // reset peak when meter point changes
1495         gpm.reset_peak_display();
1496         set_width (_width, this);
1497 }
1498