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
  27 #include <gtkmm2ext/gtk_ui.h>
  28 #include <gtkmm2ext/utils.h>
  29 #include <gtkmm2ext/choice.h>
  30 #include <gtkmm2ext/stop_signal.h>
  31 #include <gtkmm2ext/doi.h>
  32 #include <gtkmm2ext/slider_controller.h>
  33 #include <gtkmm2ext/bindable_button.h>
  34
  35 #include <ardour/ardour.h>
  36 #include <ardour/session.h>
  37 #include <ardour/audioengine.h>
  38 #include <ardour/route.h>
  39 #include <ardour/audio_track.h>
  40 #include <ardour/audio_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 "public_editor.h"
  54 #include "send_ui.h"
  55 #include "io_selector.h"
  56 #include "utils.h"
  57 #include "gui_thread.h"
  58
  59 #include "i18n.h"
  60
  61 using namespace sigc;
  62 using namespace ARDOUR;
  63 using namespace PBD;
  64 using namespace Gtk;
  65 using namespace Gtkmm2ext;
  66 using namespace std;
  67
  68 int MixerStrip::scrollbar_height = 0;
  69
  70 #ifdef VARISPEED_IN_MIXER_STRIP
  71 static void
  72 speed_printer (char buf[32], Gtk::Adjustment& adj, void* arg)
  73 {
  74         float val = adj.get_value ();
  75
  76         if (val == 1.0) {
  77                 strcpy (buf, "1");
  78         } else {
  79                 snprintf (buf, 32, "%.3f", val);
  80         }
  81 }
  82 #endif
  83
  84 MixerStrip::MixerStrip (Mixer_UI& mx, Session& sess, boost::shared_ptr<Route> rt, bool in_mixer)
  85         : AxisView(sess),
  86           RouteUI (rt, sess, _("Mute"), _("Solo"), _("Record")),
  87           _mixer(mx),
  88           pre_redirect_box (PreFader, sess, rt, mx.plugin_selector(), mx.selection(), in_mixer),
  89           post_redirect_box (PostFader, sess, rt, mx.plugin_selector(), mx.selection(), in_mixer),
  90           gpm (_route, sess),
  91           panners (_route, sess),
  92           button_table (3, 2),
  93           middle_button_table (1, 2),
  94           bottom_button_table (1, 2),
  95           meter_point_label (_("pre")),
  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_icon("strip_width")))));
 117         hide_button.add (*(manage (new Gtk::Image (::get_icon("hide")))));
 118
 119         input_label.set_text (_("Input"));
 120         input_button.add (input_label);
 121         input_button.set_name ("MixerIOButton");
 122         input_label.set_name ("MixerIOButtonLabel");
 123
 124         output_label.set_text (_("Output"));
 125         output_button.add (output_label);
 126         output_button.set_name ("MixerIOButton");
 127         output_label.set_name ("MixerIOButtonLabel");
 128
 129         _route->meter_change.connect (mem_fun(*this, &MixerStrip::meter_changed));
 130         meter_point_button.add (meter_point_label);
 131         meter_point_button.set_name ("MixerStripMeterPreButton");
 132         meter_point_label.set_name ("MixerStripMeterPreButton");
 133
 134         switch (_route->meter_point()) {
 135         case MeterInput:
 136                 meter_point_label.set_text (_("input"));
 137                 break;
 138
 139         case MeterPreFader:
 140                 meter_point_label.set_text (_("pre"));
 141                 break;
 142
 143         case MeterPostFader:
 144                 meter_point_label.set_text (_("post"));
 145                 break;
 146         }
 147
 148         /* TRANSLATORS: this string should be longest of the strings
 149            used to describe meter points. In english, it's "input".
 150         */
 151         set_size_request_to_display_given_text (meter_point_button, _("tupni"), 5, 5);
 152
 153         bottom_button_table.attach (meter_point_button, 1, 2, 0, 1);
 154
 155         meter_point_button.signal_button_press_event().connect (mem_fun (gpm, &GainMeter::meter_press), false);
 156         /* XXX what is this meant to do? */
 157         //meter_point_button.signal_button_release_event().connect (mem_fun (gpm, &GainMeter::meter_release), false);
 158
 159         hide_button.set_events (hide_button.get_events() & ~(Gdk::ENTER_NOTIFY_MASK|Gdk::LEAVE_NOTIFY_MASK));
 160
 161         mute_button->set_name ("MixerMuteButton");
 162         solo_button->set_name ("MixerSoloButton");
 163
 164         button_table.set_homogeneous (true);
 165         button_table.set_spacings (0);
 166
 167         button_table.attach (name_button, 0, 2, 0, 1);
 168         button_table.attach (input_button, 0, 2, 1, 2);
 169
 170         middle_button_table.set_homogeneous (true);
 171         middle_button_table.set_spacings (0);
 172         middle_button_table.attach (*mute_button, 0, 1, 0, 1);
 173         middle_button_table.attach (*solo_button, 1, 2, 0, 1);
 174
 175         bottom_button_table.set_col_spacings (0);
 176         bottom_button_table.set_homogeneous (true);
 177         bottom_button_table.attach (group_button, 0, 1, 0, 1);
 178
 179         if (is_audio_track()) {
 180
 181                 rec_enable_button->signal_button_press_event().connect (mem_fun(*this, &RouteUI::rec_enable_press), false);
 182                 rec_enable_button->signal_button_release_event().connect (mem_fun(*this, &RouteUI::rec_enable_release));
 183
 184                 rec_enable_button->set_name ("MixerRecordEnableButton");
 185
 186                 AudioTrack* at = audio_track();
 187
 188                 at->FreezeChange.connect (mem_fun(*this, &MixerStrip::map_frozen));
 189
 190 #ifdef VARISPEED_IN_MIXER_STRIP
 191                 speed_adjustment.signal_value_changed().connect (mem_fun(*this, &MixerStrip::speed_adjustment_changed));
 192
 193                 speed_frame.set_name ("BaseFrame");
 194                 speed_frame.set_shadow_type (Gtk::SHADOW_IN);
 195                 speed_frame.add (speed_spinner);
 196
 197                 speed_spinner.set_print_func (speed_printer, 0);
 198
 199                 ARDOUR_UI::instance()->tooltips().set_tip (speed_spinner, _("Varispeed"));
 200
 201                 button_table.attach (speed_frame, 0, 2, 5, 6);
 202 #endif /* VARISPEED_IN_MIXER_STRIP */
 203
 204                 button_table.attach (*rec_enable_button, 0, 2, 2, 3);
 205         }
 206
 207         name_button.add (name_label);
 208         name_button.set_name ("MixerNameButton");
 209         Gtkmm2ext::set_size_request_to_display_given_text (name_button, "longest label", 2, 2);
 210
 211         name_label.set_name ("MixerNameButtonLabel");
 212         if (_route->phase_invert()) {
 213                 name_label.set_text (X_("Ø ") + name_label.get_text());
 214         } else {
 215                 name_label.set_text (_route->name());
 216         }
 217
 218         group_button.add (group_label);
 219         group_button.set_name ("MixerGroupButton");
 220         group_label.set_name ("MixerGroupButtonLabel");
 221
 222         comment_button.set_name ("MixerCommentButton");
 223
 224         ARDOUR_UI::instance()->tooltips().set_tip (comment_button, _route->comment()==""        ?
 225                                                         _("Click to Add/Edit Comments"):
 226                                                         _route->comment());
 227
 228         comment_button.signal_clicked().connect (mem_fun(*this, &MixerStrip::comment_button_clicked));
 229
 230         global_vpacker.set_border_width (0);
 231         global_vpacker.set_spacing (0);
 232
 233         VBox *whvbox = manage (new VBox);
 234
 235         width_button.set_name ("MixerWidthButton");
 236         hide_button.set_name ("MixerHideButton");
 237         top_event_box.set_name ("MixerTopEventBox");
 238
 239         width_button.signal_clicked().connect (mem_fun(*this, &MixerStrip::width_clicked));
 240         hide_button.signal_clicked().connect (mem_fun(*this, &MixerStrip::hide_clicked));
 241
 242         width_hide_box.pack_start (width_button, false, true);
 243         width_hide_box.pack_start (top_event_box, true, true);
 244         width_hide_box.pack_end (hide_button, false, true);
 245         Gtk::Alignment *gain_meter_alignment = Gtk::manage(new Gtk::Alignment());
 246         gain_meter_alignment->set_padding(0, 4, 0, 0);
 247         gain_meter_alignment->add(gpm);
 248
 249         whvbox->pack_start (width_hide_box, true, true);
 250
 251         global_vpacker.pack_start (*whvbox, Gtk::PACK_SHRINK);
 252         global_vpacker.pack_start (button_table,Gtk::PACK_SHRINK);
 253         global_vpacker.pack_start (pre_redirect_box, true, true);
 254         global_vpacker.pack_start (middle_button_table,Gtk::PACK_SHRINK);
 255         global_vpacker.pack_start (*gain_meter_alignment,Gtk::PACK_SHRINK);
 256         global_vpacker.pack_start (bottom_button_table,Gtk::PACK_SHRINK);
 257         global_vpacker.pack_start (post_redirect_box, true, true);
 258         global_vpacker.pack_start (panners, Gtk::PACK_SHRINK);
 259         global_vpacker.pack_start (output_button, Gtk::PACK_SHRINK);
 260         global_vpacker.pack_start (comment_button, Gtk::PACK_SHRINK);
 261
 262         if (route()->master() || route()->control()) {
 263
 264                 if (scrollbar_height == 0) {
 265                         HScrollbar scrollbar;
 266                         Gtk::Requisition requisition(scrollbar.size_request ());
 267                         scrollbar_height = requisition.height;
 268                 }
 269
 270                 EventBox* spacer = manage (new EventBox);
 271                 spacer->set_size_request (-1, scrollbar_height);
 272                 global_vpacker.pack_start (*spacer, false, false);
 273         }
 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         _session.engine().Stopped.connect (mem_fun(*this, &MixerStrip::engine_stopped));
 290         _session.engine().Running.connect (mem_fun(*this, &MixerStrip::engine_running));
 291         _route->input_changed.connect (mem_fun(*this, &MixerStrip::input_changed));
 292         _route->output_changed.connect (mem_fun(*this, &MixerStrip::output_changed));
 293         _route->mute_changed.connect (mem_fun(*this, &RouteUI::mute_changed));
 294         _route->solo_changed.connect (mem_fun(*this, &RouteUI::solo_changed));
 295         _route->solo_safe_changed.connect (mem_fun(*this, &RouteUI::solo_changed));
 296         _route->mix_group_changed.connect (mem_fun(*this, &MixerStrip::mix_group_changed));
 297         _route->panner().Changed.connect (mem_fun(*this, &MixerStrip::connect_to_pan));
 298
 299         if (is_audio_track()) {
 300                 audio_track()->DiskstreamChanged.connect (mem_fun(*this, &MixerStrip::diskstream_changed));
 301                 get_diskstream()->SpeedChanged.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         solo_button->signal_button_press_event().connect (mem_fun(*this, &RouteUI::solo_press), false);
 312         solo_button->signal_button_release_event().connect (mem_fun(*this, &RouteUI::solo_release), false);
 313         mute_button->signal_button_press_event().connect (mem_fun(*this, &RouteUI::mute_press), false);
 314         mute_button->signal_button_release_event().connect (mem_fun(*this, &RouteUI::mute_release), false);
 315
 316         name_button.signal_button_press_event().connect (mem_fun(*this, &MixerStrip::name_button_button_press), false);
 317         group_button.signal_button_press_event().connect (mem_fun(*this, &MixerStrip::select_mix_group), false);
 318
 319         _width = (Width) -1;
 320         set_stuff_from_route ();
 321
 322         /* start off as a passthru strip. we'll correct this, if necessary,
 323            in update_diskstream_display().
 324         */
 325
 326         set_name ("AudioTrackStripBase");
 327
 328         /* now force an update of all the various elements */
 329
 330         pre_redirect_box.update();
 331         post_redirect_box.update();
 332         mute_changed (0);
 333         solo_changed (0);
 334         name_changed (0);
 335         comment_changed (0);
 336         mix_group_changed (0);
 337
 338         connect_to_pan ();
 339
 340         panners.setup_pan ();
 341
 342         if (is_audio_track()) {
 343                 speed_changed ();
 344         }
 345
 346         update_diskstream_display ();
 347         update_input_display ();
 348         update_output_display ();
 349
 350         add_events (Gdk::BUTTON_RELEASE_MASK);
 351 }
 352
 353 MixerStrip::~MixerStrip ()
 354 {
 355         GoingAway(); /* EMIT_SIGNAL */
 356
 357         if (input_selector) {
 358                 delete input_selector;
 359         }
 360
 361         if (output_selector) {
 362                 delete output_selector;
 363         }
 364 }
 365
 366 void
 367 MixerStrip::set_stuff_from_route ()
 368 {
 369         XMLProperty *prop;
 370
 371         ensure_xml_node ();
 372
 373         if ((prop = xml_node->property ("strip_width")) != 0) {
 374                 if (prop->value() == "wide") {
 375                         set_width (Wide);
 376                 } else if (prop->value() == "narrow") {
 377                         set_width (Narrow);
 378                 }
 379                 else {
 380                         error << string_compose(_("unknown strip width \"%1\" in XML GUI information"), prop->value()) << endmsg;
 381                         set_width (Wide);
 382                 }
 383         }
 384         else {
 385                 set_width (Wide);
 386         }
 387
 388         if ((prop = xml_node->property ("shown_mixer")) != 0) {
 389                 if (prop->value() == "no") {
 390                         _marked_for_display = false;
 391                 } else {
 392                         _marked_for_display = true;
 393                 }
 394         } else {
 395                 /* backwards compatibility */
 396                 _marked_for_display = true;
 397         }
 398 }
 399
 400 void
 401 MixerStrip::set_width (Width w)
 402 {
 403         /* always set the gpm width again, things may be hidden */
 404         gpm.set_width (w);
 405         panners.set_width (w);
 406         pre_redirect_box.set_width (w);
 407         post_redirect_box.set_width (w);
 408
 409         if (_width == w) {
 410                 return;
 411         }
 412
 413         ensure_xml_node ();
 414
 415         _width = w;
 416
 417         switch (w) {
 418         case Wide:
 419                 set_size_request (-1, -1);
 420                 xml_node->add_property ("strip_width", "wide");
 421
 422                 if (rec_enable_button)  {
 423                         ((Gtk::Label*)rec_enable_button->get_child())->set_text (_("record"));
 424                 }
 425                 ((Gtk::Label*)mute_button->get_child())->set_text  (_("Mute"));
 426                 ((Gtk::Label*)solo_button->get_child())->set_text (_("Solo"));
 427
 428                 if (_route->comment() == "") {
 429                        comment_button.unset_bg (STATE_NORMAL);
 430                        ((Gtk::Label*)comment_button.get_child())->set_text (_("comments"));
 431                 } else {
 432                        comment_button.modify_bg (STATE_NORMAL, color());
 433                        ((Gtk::Label*)comment_button.get_child())->set_text (_("*comments*"));
 434                 }
 435
 436                 ((Gtk::Label*)gpm.gain_automation_style_button.get_child())->set_text (gpm.astyle_string(_route->gain_automation_curve().automation_style()));
 437                 ((Gtk::Label*)gpm.gain_automation_state_button.get_child())->set_text (gpm.astate_string(_route->gain_automation_curve().automation_state()));
 438                 ((Gtk::Label*)panners.pan_automation_style_button.get_child())->set_text (panners.astyle_string(_route->panner().automation_style()));
 439                 ((Gtk::Label*)panners.pan_automation_state_button.get_child())->set_text (panners.astate_string(_route->panner().automation_state()));
 440                 Gtkmm2ext::set_size_request_to_display_given_text (name_button, "long", 2, 2);
 441                 break;
 442
 443         case Narrow:
 444                 xml_node->add_property ("strip_width", "narrow");
 445
 446                 if (rec_enable_button) {
 447                         ((Gtk::Label*)rec_enable_button->get_child())->set_text (_("Rec"));
 448                 }
 449                 ((Gtk::Label*)mute_button->get_child())->set_text (_("M"));
 450                 ((Gtk::Label*)solo_button->get_child())->set_text (_("S"));
 451
 452                 if (_route->comment() == "") {
 453                        comment_button.unset_bg (STATE_NORMAL);
 454                        ((Gtk::Label*)comment_button.get_child())->set_text (_("Cmt"));
 455                 } else {
 456                        comment_button.modify_bg (STATE_NORMAL, color());
 457                        ((Gtk::Label*)comment_button.get_child())->set_text (_("*Cmt*"));
 458                 }
 459
 460                 ((Gtk::Label*)gpm.gain_automation_style_button.get_child())->set_text (gpm.short_astyle_string(_route->gain_automation_curve().automation_style()));
 461                 ((Gtk::Label*)gpm.gain_automation_state_button.get_child())->set_text (gpm.short_astate_string(_route->gain_automation_curve().automation_state()));
 462                 ((Gtk::Label*)panners.pan_automation_style_button.get_child())->set_text (panners.short_astyle_string(_route->panner().automation_style()));
 463                 ((Gtk::Label*)panners.pan_automation_state_button.get_child())->set_text (panners.short_astate_string(_route->panner().automation_state()));
 464                 Gtkmm2ext::set_size_request_to_display_given_text (name_button, "longest label", 2, 2);
 465                 set_size_request (max (50, gpm.get_gm_width()), -1);
 466                 break;
 467         }
 468
 469         update_input_display ();
 470         update_output_display ();
 471         mix_group_changed (0);
 472         name_changed (0);
 473
 474 }
 475
 476 void
 477 MixerStrip::set_packed (bool yn)
 478 {
 479         _packed = yn;
 480
 481         ensure_xml_node ();
 482
 483         if (_packed) {
 484                 xml_node->add_property ("shown_mixer", "yes");
 485         } else {
 486                 xml_node->add_property ("shown_mixer", "no");
 487         }
 488 }
 489
 490
 491 gint
 492 MixerStrip::output_press (GdkEventButton *ev)
 493 {
 494         using namespace Menu_Helpers;
 495         if (!_session.engine().connected()) {
 496                 MessageDialog msg (_("Not connected to JACK - no I/O changes are possible"));
 497                 msg.run ();
 498                 return true;
 499         }
 500
 501         MenuList& citems = output_menu.items();
 502         switch (ev->button) {
 503
 504         case 1:
 505                 output_menu.set_name ("ArdourContextMenu");
 506                 citems.clear();
 507
 508                 citems.push_back (MenuElem (_("Edit"), mem_fun(*this, &MixerStrip::edit_output_configuration)));
 509                 citems.push_back (SeparatorElem());
 510                 citems.push_back (MenuElem (_("Disconnect"), mem_fun (*(static_cast<RouteUI*>(this)), &RouteUI::disconnect_output)));
 511                 citems.push_back (SeparatorElem());
 512
 513                 _session.foreach_connection (this, &MixerStrip::add_connection_to_output_menu);
 514
 515                 output_menu.popup (1, ev->time);
 516                 break;
 517
 518         default:
 519                 break;
 520         }
 521         return TRUE;
 522 }
 523
 524 void
 525 MixerStrip::edit_output_configuration ()
 526 {
 527         if (output_selector == 0) {
 528                 output_selector = new IOSelectorWindow (_session, _route, false);
 529         }
 530
 531         if (output_selector->is_visible()) {
 532                 output_selector->get_toplevel()->get_window()->raise();
 533         } else {
 534                 output_selector->show_all ();
 535         }
 536 }
 537
 538 void
 539 MixerStrip::edit_input_configuration ()
 540 {
 541         if (input_selector == 0) {
 542                 input_selector = new IOSelectorWindow (_session, _route, true);
 543         }
 544
 545         if (input_selector->is_visible()) {
 546                 input_selector->get_toplevel()->get_window()->raise();
 547         } else {
 548                 input_selector->show_all ();
 549         }
 550 }
 551
 552 gint
 553 MixerStrip::input_press (GdkEventButton *ev)
 554 {
 555         using namespace Menu_Helpers;
 556
 557         MenuList& citems = input_menu.items();
 558         input_menu.set_name ("ArdourContextMenu");
 559         citems.clear();
 560
 561         if (!_session.engine().connected()) {
 562                 MessageDialog msg (_("Not connected to JACK - no I/O changes are possible"));
 563                 msg.run ();
 564                 return true;
 565         }
 566
 567         switch (ev->button) {
 568
 569         case 1:
 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
 577                 input_menu.popup (1, ev->time);
 578                 break;
 579
 580         default:
 581                 break;
 582         }
 583         return TRUE;
 584 }
 585
 586 void
 587 MixerStrip::connection_input_chosen (ARDOUR::Connection *c)
 588 {
 589         if (!ignore_toggle) {
 590
 591                 try {
 592                         _route->use_input_connection (*c, this);
 593                 }
 594
 595                 catch (AudioEngine::PortRegistrationFailure& err) {
 596                         error << _("could not register new ports required for that connection")
 597                               << endmsg;
 598                 }
 599         }
 600 }
 601
 602 void
 603 MixerStrip::connection_output_chosen (ARDOUR::Connection *c)
 604 {
 605         if (!ignore_toggle) {
 606
 607                 try {
 608                         _route->use_output_connection (*c, this);
 609                 }
 610
 611                 catch (AudioEngine::PortRegistrationFailure& err) {
 612                         error << _("could not register new ports required for that connection")
 613                               << endmsg;
 614                 }
 615         }
 616 }
 617
 618 void
 619 MixerStrip::add_connection_to_input_menu (ARDOUR::Connection* c)
 620 {
 621         using namespace Menu_Helpers;
 622
 623         if (dynamic_cast<InputConnection *> (c) == 0) {
 624                 return;
 625         }
 626
 627         MenuList& citems = input_menu.items();
 628
 629         if (c->nports() == _route->n_inputs()) {
 630
 631                 citems.push_back (CheckMenuElem (c->name(), bind (mem_fun(*this, &MixerStrip::connection_input_chosen), c)));
 632
 633                 ARDOUR::Connection *current = _route->input_connection();
 634
 635                 if (current == c) {
 636                         ignore_toggle = true;
 637                         dynamic_cast<CheckMenuItem *> (&citems.back())->set_active (true);
 638                         ignore_toggle = false;
 639                 }
 640         }
 641 }
 642
 643 void
 644 MixerStrip::add_connection_to_output_menu (ARDOUR::Connection* c)
 645 {
 646         using namespace Menu_Helpers;
 647
 648         if (dynamic_cast<OutputConnection *> (c) == 0) {
 649                 return;
 650         }
 651
 652         if (c->nports() == _route->n_outputs()) {
 653
 654                 MenuList& citems = output_menu.items();
 655                 citems.push_back (CheckMenuElem (c->name(), bind (mem_fun(*this, &MixerStrip::connection_output_chosen), c)));
 656
 657                 ARDOUR::Connection *current = _route->output_connection();
 658
 659                 if (current == c) {
 660                         ignore_toggle = true;
 661                         dynamic_cast<CheckMenuItem *> (&citems.back())->set_active (true);
 662                         ignore_toggle = false;
 663                 }
 664         }
 665 }
 666
 667 void
 668 MixerStrip::update_diskstream_display ()
 669 {
 670         if (is_audio_track()) {
 671
 672                 map_frozen ();
 673
 674                 update_input_display ();
 675
 676                 if (input_selector) {
 677                         input_selector->hide_all ();
 678                 }
 679
 680                 show_route_color ();
 681
 682         } else {
 683
 684                 map_frozen ();
 685
 686                 update_input_display ();
 687                 show_passthru_color ();
 688         }
 689 }
 690
 691 void
 692 MixerStrip::connect_to_pan ()
 693 {
 694         ENSURE_GUI_THREAD(mem_fun(*this, &MixerStrip::connect_to_pan));
 695
 696         panstate_connection.disconnect ();
 697         panstyle_connection.disconnect ();
 698
 699         if (!_route->panner().empty()) {
 700                 StreamPanner* sp = _route->panner().front();
 701
 702                 panstate_connection = sp->automation().automation_state_changed.connect (mem_fun(panners, &PannerUI::pan_automation_state_changed));
 703                 panstyle_connection = sp->automation().automation_style_changed.connect (mem_fun(panners, &PannerUI::pan_automation_style_changed));
 704         }
 705
 706         panners.pan_changed (this);
 707 }
 708
 709 void
 710 MixerStrip::update_input_display ()
 711 {
 712         ARDOUR::Connection *c;
 713
 714         if ((c = _route->input_connection()) != 0) {
 715                 input_label.set_text (c->name());
 716         } else {
 717                 switch (_width) {
 718                 case Wide:
 719                         input_label.set_text (_(" Input"));
 720                         break;
 721                 case Narrow:
 722                         input_label.set_text (_("I"));
 723                         break;
 724                 }
 725         }
 726         panners.setup_pan ();
 727 }
 728
 729 void
 730 MixerStrip::update_output_display ()
 731 {
 732         ARDOUR::Connection *c;
 733
 734         if ((c = _route->output_connection()) != 0) {
 735                 output_label.set_text (c->name());
 736         } else {
 737                 switch (_width) {
 738                 case Wide:
 739                         output_label.set_text (_("Output"));
 740                         break;
 741                 case Narrow:
 742                         output_label.set_text (_("O"));
 743                         break;
 744                 }
 745         }
 746         gpm.setup_meters ();
 747         panners.setup_pan ();
 748 }
 749
 750 void
 751 MixerStrip::fast_update ()
 752 {
 753         gpm.update_meters ();
 754 }
 755
 756 void
 757 MixerStrip::diskstream_changed ()
 758 {
 759         Gtkmm2ext::UI::instance()->call_slot (mem_fun(*this, &MixerStrip::update_diskstream_display));
 760 }
 761
 762 void
 763 MixerStrip::input_changed (IOChange change, void *src)
 764 {
 765         Gtkmm2ext::UI::instance()->call_slot (mem_fun(*this, &MixerStrip::update_input_display));
 766 }
 767
 768 void
 769 MixerStrip::output_changed (IOChange change, void *src)
 770 {
 771         Gtkmm2ext::UI::instance()->call_slot (mem_fun(*this, &MixerStrip::update_output_display));
 772 }
 773
 774
 775 void
 776 MixerStrip::comment_editor_done_editing() {
 777         string str =  comment_area->get_buffer()->get_text();
 778         if (_route->comment() != str) {
 779                 _route->set_comment (str, this);
 780
 781                 switch (_width) {
 782
 783                 case Wide:
 784                         if (! str.empty()) {
 785                                 comment_button.modify_bg (STATE_NORMAL, color());
 786                                 ((Gtk::Label*)comment_button.get_child())->set_text (_("*Comments*"));
 787                         } else {
 788                                 comment_button.unset_bg (STATE_NORMAL);
 789                                 ((Gtk::Label*)comment_button.get_child())->set_text (_("Comments"));
 790                         }
 791                         break;
 792
 793                 case Narrow:
 794                         if (! str.empty()) {
 795                                 comment_button.modify_bg (STATE_NORMAL, color());
 796                                 ((Gtk::Label*)comment_button.get_child())->set_text (_("*Cmt*"));
 797                         } else {
 798                                 comment_button.unset_bg (STATE_NORMAL);
 799                                 ((Gtk::Label*)comment_button.get_child())->set_text (_("Cmt"));
 800                         }
 801                         break;
 802                 }
 803
 804                 ARDOUR_UI::instance()->tooltips().set_tip (comment_button,
 805                                 str.empty() ? _("Click to Add/Edit Comments") : str);
 806         }
 807
 808 }
 809
 810 void
 811 MixerStrip::comment_button_clicked ()
 812 {
 813         if (comment_window == 0) {
 814                 setup_comment_editor ();
 815         }
 816
 817     int x, y, cw_width, cw_height;
 818
 819         if (comment_window->is_visible()) {
 820                 comment_window->hide ();
 821                 return;
 822         }
 823
 824         comment_window->get_size (cw_width, cw_height);
 825         comment_window->get_position(x, y);
 826         comment_window->move(x, y - (cw_height / 2) - 45);
 827         /*
 828            half the dialog height minus the comments button height
 829            with some window decoration fudge thrown in.
 830         */
 831
 832         comment_window->show();
 833         comment_window->present();
 834 }
 835
 836 void
 837 MixerStrip::setup_comment_editor ()
 838 {
 839         string title;
 840         title = _route->name();
 841         title += _(": comment editor");
 842
 843         comment_window = new ArdourDialog (title, false);
 844         comment_window->set_position (Gtk::WIN_POS_MOUSE);
 845         comment_window->set_skip_taskbar_hint (true);
 846         comment_window->signal_hide().connect (mem_fun(*this, &MixerStrip::comment_editor_done_editing));
 847
 848         comment_area = manage (new TextView());
 849         comment_area->set_name ("MixerTrackCommentArea");
 850         comment_area->set_size_request (110, 178);
 851         comment_area->set_wrap_mode (WRAP_WORD);
 852         comment_area->set_editable (true);
 853         comment_area->get_buffer()->set_text (_route->comment());
 854         comment_area->show ();
 855
 856         comment_window->get_vbox()->pack_start (*comment_area);
 857         comment_window->get_action_area()->hide();
 858 }
 859
 860 void
 861 MixerStrip::comment_changed (void *src)
 862 {
 863         ENSURE_GUI_THREAD(bind (mem_fun(*this, &MixerStrip::comment_changed), src));
 864
 865         if (src != this) {
 866                 ignore_comment_edit = true;
 867                 if (comment_area) {
 868                         comment_area->get_buffer()->set_text (_route->comment());
 869                 }
 870                 ignore_comment_edit = false;
 871         }
 872 }
 873
 874 void
 875 MixerStrip::set_mix_group (RouteGroup *rg)
 876 {
 877         _route->set_mix_group (rg, this);
 878 }
 879
 880 void
 881 MixerStrip::add_mix_group_to_menu (RouteGroup *rg, RadioMenuItem::Group* group)
 882 {
 883         using namespace Menu_Helpers;
 884
 885         MenuList& items = group_menu->items();
 886
 887         items.push_back (RadioMenuElem (*group, rg->name(), bind (mem_fun(*this, &MixerStrip::set_mix_group), rg)));
 888
 889         if (_route->mix_group() == rg) {
 890                 static_cast<RadioMenuItem*>(&items.back())->set_active ();
 891         }
 892 }
 893
 894 bool
 895 MixerStrip::select_mix_group (GdkEventButton *ev)
 896 {
 897         using namespace Menu_Helpers;
 898
 899         if (group_menu == 0) {
 900                 group_menu = new Menu;
 901         }
 902         group_menu->set_name ("ArdourContextMenu");
 903         MenuList& items = group_menu->items();
 904         RadioMenuItem::Group group;
 905
 906         switch (ev->button) {
 907         case 1:
 908
 909                 items.clear ();
 910                 items.push_back (RadioMenuElem (group, _("No group"), bind (mem_fun(*this, &MixerStrip::set_mix_group), (RouteGroup *) 0)));
 911
 912                 _session.foreach_mix_group (bind (mem_fun (*this, &MixerStrip::add_mix_group_to_menu), &group));
 913
 914                 group_menu->popup (1, ev->time);
 915                 break;
 916
 917         default:
 918                 break;
 919         }
 920
 921         return true;
 922 }
 923
 924 void
 925 MixerStrip::mix_group_changed (void *ignored)
 926 {
 927         ENSURE_GUI_THREAD(bind (mem_fun(*this, &MixerStrip::mix_group_changed), ignored));
 928
 929         RouteGroup *rg = _route->mix_group();
 930
 931         if (rg) {
 932                 group_label.set_text (rg->name());
 933         } else {
 934                 switch (_width) {
 935                 case Wide:
 936                         group_label.set_text (_("Grp"));
 937                         break;
 938                 case Narrow:
 939                         group_label.set_text (_("~G"));
 940                         break;
 941                 }
 942         }
 943 }
 944
 945
 946 void
 947 MixerStrip::route_gui_changed (string what_changed, void* ignored)
 948 {
 949         ENSURE_GUI_THREAD(bind (mem_fun(*this, &MixerStrip::route_gui_changed), what_changed, ignored));
 950
 951         if (what_changed == "color") {
 952                 if (set_color_from_route () == 0) {
 953                         show_route_color ();
 954                 }
 955         }
 956 }
 957
 958 void
 959 MixerStrip::show_route_color ()
 960 {
 961         name_button.modify_bg (STATE_NORMAL, color());
 962         top_event_box.modify_bg (STATE_NORMAL, color());
 963         route_active_changed ();
 964 }
 965
 966 void
 967 MixerStrip::show_passthru_color ()
 968 {
 969         route_active_changed ();
 970 }
 971
 972 void
 973 MixerStrip::build_route_ops_menu ()
 974 {
 975         using namespace Menu_Helpers;
 976
 977         route_ops_menu = manage (new Menu);
 978         route_ops_menu->set_name ("ArdourContextMenu");
 979
 980         MenuList& items = route_ops_menu->items();
 981
 982         items.push_back (MenuElem (_("Rename"), mem_fun(*this, &RouteUI::route_rename)));
 983         items.push_back (SeparatorElem());
 984         items.push_back (CheckMenuElem (_("Active"), mem_fun (*this, &RouteUI::toggle_route_active)));
 985         route_active_menu_item = dynamic_cast<CheckMenuItem *> (&items.back());
 986         route_active_menu_item->set_active (_route->active());
 987         items.push_back (SeparatorElem());
 988         items.push_back (CheckMenuElem (_("Invert Polarity"), mem_fun (*this, &RouteUI::toggle_polarity)));
 989         polarity_menu_item = dynamic_cast<CheckMenuItem *> (&items.back());
 990         polarity_menu_item->set_active (_route->phase_invert());
 991
 992         build_remote_control_menu ();
 993
 994         items.push_back (SeparatorElem());
 995         items.push_back (MenuElem (_("Remote Control ID"), *remote_control_menu));
 996
 997         items.push_back (SeparatorElem());
 998         items.push_back (MenuElem (_("Remove"), mem_fun(*this, &RouteUI::remove_this_route)));
 999 }
1000
1001 gint
1002 MixerStrip::name_button_button_press (GdkEventButton* ev)
1003 {
1004         if (ev->button == 1) {
1005                 list_route_operations ();
1006                 route_ops_menu->popup (1, ev->time);
1007         }
1008         return FALSE;
1009 }
1010
1011 void
1012 MixerStrip::list_route_operations ()
1013 {
1014         if (route_ops_menu == 0) {
1015                 build_route_ops_menu ();
1016         }
1017
1018         refresh_remote_control_menu();
1019 }
1020
1021
1022 void
1023 MixerStrip::speed_adjustment_changed ()
1024 {
1025         /* since there is a usable speed adjustment, there has to be a diskstream */
1026         if (!ignore_speed_adjustment) {
1027                 get_diskstream()->set_speed (speed_adjustment.get_value());
1028         }
1029 }
1030
1031 void
1032 MixerStrip::speed_changed ()
1033 {
1034         Gtkmm2ext::UI::instance()->call_slot (mem_fun(*this, &MixerStrip::update_speed_display));
1035 }
1036
1037 void
1038 MixerStrip::update_speed_display ()
1039 {
1040         float val;
1041
1042         val = get_diskstream()->speed();
1043
1044         if (val != 1.0) {
1045                 speed_spinner.set_name ("MixerStripSpeedBaseNotOne");
1046         } else {
1047                 speed_spinner.set_name ("MixerStripSpeedBase");
1048         }
1049
1050         if (speed_adjustment.get_value() != val) {
1051                 ignore_speed_adjustment = true;
1052                 speed_adjustment.set_value (val);
1053                 ignore_speed_adjustment = false;
1054         }
1055 }
1056
1057
1058 void
1059 MixerStrip::set_selected (bool yn)
1060 {
1061         AxisView::set_selected (yn);
1062         if (_selected) {
1063                 global_frame.set_shadow_type (Gtk::SHADOW_ETCHED_OUT);
1064                 global_frame.set_name ("MixerStripSelectedFrame");
1065         } else {
1066                 global_frame.set_shadow_type (Gtk::SHADOW_IN);
1067                 global_frame.set_name ("MixerStripFrame");
1068         }
1069         global_frame.queue_draw ();
1070 }
1071
1072 void
1073 MixerStrip::name_changed (void *src)
1074 {
1075         switch (_width) {
1076         case Wide:
1077                 RouteUI::name_changed (src);
1078                 break;
1079         case Narrow:
1080                 name_label.set_text (PBD::short_version (_route->name(), 5));
1081                 break;
1082         }
1083         if (_route->phase_invert()) {
1084                 name_label.set_text (X_("Ø ") + name_label.get_text());
1085         }
1086 }
1087
1088 void
1089 MixerStrip::width_clicked ()
1090 {
1091         switch (_width) {
1092         case Wide:
1093                 set_width (Narrow);
1094                 break;
1095         case Narrow:
1096                 set_width (Wide);
1097                 break;
1098         }
1099 }
1100
1101 void
1102 MixerStrip::hide_clicked ()
1103 {
1104     // LAME fix to reset the button status for when it is redisplayed (part 1)
1105     hide_button.set_sensitive(false);
1106
1107         if (_embedded) {
1108                  Hiding(); /* EMIT_SIGNAL */
1109         } else {
1110                 _mixer.hide_strip (this);
1111         }
1112
1113     // (part 2)
1114         hide_button.set_sensitive(true);
1115 }
1116
1117 void
1118 MixerStrip::set_embedded (bool yn)
1119 {
1120         _embedded = yn;
1121 }
1122
1123 void
1124 MixerStrip::map_frozen ()
1125 {
1126         ENSURE_GUI_THREAD (mem_fun(*this, &MixerStrip::map_frozen));
1127
1128         AudioTrack* at = audio_track();
1129
1130         if (at) {
1131                 switch (at->freeze_state()) {
1132                 case AudioTrack::Frozen:
1133                         pre_redirect_box.set_sensitive (false);
1134                         post_redirect_box.set_sensitive (false);
1135                         speed_spinner.set_sensitive (false);
1136                         break;
1137                 default:
1138                         pre_redirect_box.set_sensitive (true);
1139                         post_redirect_box.set_sensitive (true);
1140                         speed_spinner.set_sensitive (true);
1141                         break;
1142                 }
1143         }
1144         _route->foreach_redirect (this, &MixerStrip::hide_redirect_editor);
1145 }
1146
1147 void
1148 MixerStrip::hide_redirect_editor (boost::shared_ptr<Redirect> redirect)
1149 {
1150         void* gui = redirect->get_gui ();
1151
1152         if (gui) {
1153                 static_cast<Gtk::Widget*>(gui)->hide ();
1154         }
1155 }
1156
1157 void
1158 MixerStrip::route_active_changed ()
1159 {
1160         RouteUI::route_active_changed ();
1161
1162         if (is_audio_track()) {
1163                 if (_route->active()) {
1164                         set_name ("AudioTrackStripBase");
1165                         gpm.set_meter_strip_name ("AudioTrackStripBase");
1166                 } else {
1167                         set_name ("AudioTrackStripBaseInactive");
1168                         gpm.set_meter_strip_name ("AudioTrackStripBaseInactive");
1169                 }
1170                 gpm.set_fader_name ("AudioTrackFader");
1171         } else { // FIXME: assumed audio bus
1172                 if (_route->active()) {
1173                         set_name ("AudioBusStripBase");
1174                         gpm.set_meter_strip_name ("AudioBusStripBase");
1175                 } else {
1176                         set_name ("AudioBusStripBaseInactive");
1177                         gpm.set_meter_strip_name ("AudioBusStripBaseInactive");
1178                 }
1179                 gpm.set_fader_name ("AudioBusFader");
1180         }
1181 }
1182
1183 RouteGroup*
1184 MixerStrip::mix_group() const
1185 {
1186         return _route->mix_group();
1187 }
1188
1189 void
1190 MixerStrip::engine_stopped ()
1191 {
1192 }
1193
1194 void
1195 MixerStrip::engine_running ()
1196 {
1197 }
1198
1199 void
1200 MixerStrip::meter_changed (void *src)
1201 {
1202
1203         ENSURE_GUI_THREAD (bind (mem_fun(*this, &MixerStrip::meter_changed), src));
1204
1205                 switch (_route->meter_point()) {
1206                 case MeterInput:
1207                         meter_point_label.set_text (_("input"));
1208                         break;
1209
1210                 case MeterPreFader:
1211                         meter_point_label.set_text (_("pre"));
1212                         break;
1213
1214                 case MeterPostFader:
1215                         meter_point_label.set_text (_("post"));
1216                         break;
1217                 }
1218
1219                 gpm.setup_meters ();
1220 }
1221