gtk2_ardour/mixer_strip.cc

   1 /*
   2     Copyright (C) 2000-2002 Paul Davis
   3
   4     This program is free software; you can redistribute it and/or modify
   5     it under the terms of the GNU General Public License as published by
   6     the Free Software Foundation; either version 2 of the License, or
   7     (at your option) any later version.
   8
   9     This program is distributed in the hope that it will be useful,
  10     but WITHOUT ANY WARRANTY; without even the implied warranty of
  11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12     GNU General Public License for more details.
  13
  14     You should have received a copy of the GNU General Public License
  15     along with this program; if not, write to the Free Software
  16     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  17
  18     $Id$
  19 */
  20
  21 #include <cmath>
  22
  23 #include <sigc++/bind.h>
  24
  25 #include <pbd/convert.h>
  26
  27 #include <gtkmm2ext/gtk_ui.h>
  28 #include <gtkmm2ext/utils.h>
  29 #include <gtkmm2ext/choice.h>
  30 #include <gtkmm2ext/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
  67 int MixerStrip::scrollbar_height = 0;
  68
  69 #ifdef VARISPEED_IN_MIXER_STRIP
  70 static void
  71 speed_printer (char buf[32], Gtk::Adjustment& adj, void* arg)
  72 {
  73         float val = adj.get_value ();
  74
  75         if (val == 1.0) {
  76                 strcpy (buf, "1");
  77         } else {
  78                 snprintf (buf, 32, "%.3f", val);
  79         }
  80 }
  81 #endif
  82
  83 MixerStrip::MixerStrip (Mixer_UI& mx, Session& sess, boost::shared_ptr<Route> rt, bool in_mixer)
  84         : AxisView(sess),
  85           RouteUI (rt, sess, _("Mute"), _("Solo"), _("Record")),
  86           _mixer(mx),
  87           pre_redirect_box (PreFader, sess, rt, mx.plugin_selector(), mx.selection(), in_mixer),
  88           post_redirect_box (PostFader, sess, rt, mx.plugin_selector(), mx.selection(), in_mixer),
  89           gpm (_route, sess),
  90           panners (_route, sess),
  91           button_table (3, 2),
  92           middle_button_table (1, 2),
  93           bottom_button_table (1, 2),
  94           meter_point_label (_("pre")),
  95           comment_button (_("Comments")),
  96           speed_adjustment (1.0, 0.001, 4.0, 0.001, 0.1),
  97           speed_spinner (&speed_adjustment, "MixerStripSpeedBase", true)
  98
  99 {
 100         if (set_color_from_route()) {
 101                 set_color (unique_random_color());
 102         }
 103
 104         input_selector = 0;
 105         output_selector = 0;
 106         group_menu = 0;
 107         _marked_for_display = false;
 108         route_ops_menu = 0;
 109         ignore_comment_edit = false;
 110         ignore_toggle = false;
 111         ignore_speed_adjustment = false;
 112         comment_window = 0;
 113         comment_area = 0;
 114
 115         width_button.add (*(manage (new Gtk::Image (::get_icon("strip_width")))));
 116         hide_button.add (*(manage (new Gtk::Image (::get_icon("hide")))));
 117
 118         input_label.set_text (_("Input"));
 119         input_button.add (input_label);
 120         input_button.set_name ("MixerIOButton");
 121         input_label.set_name ("MixerIOButtonLabel");
 122
 123         output_label.set_text (_("Output"));
 124         output_button.add (output_label);
 125         output_button.set_name ("MixerIOButton");
 126         output_label.set_name ("MixerIOButtonLabel");
 127
 128         _route->meter_change.connect (mem_fun(*this, &MixerStrip::meter_changed));
 129         meter_point_button.add (meter_point_label);
 130         meter_point_button.set_name ("MixerStripMeterPreButton");
 131         meter_point_label.set_name ("MixerStripMeterPreButton");
 132
 133         switch (_route->meter_point()) {
 134         case MeterInput:
 135                 meter_point_label.set_text (_("input"));
 136                 break;
 137
 138         case MeterPreFader:
 139                 meter_point_label.set_text (_("pre"));
 140                 break;
 141
 142         case MeterPostFader:
 143                 meter_point_label.set_text (_("post"));
 144                 break;
 145         }
 146
 147         /* TRANSLATORS: this string should be longest of the strings
 148            used to describe meter points. In english, it's "input".
 149         */
 150         set_size_request_to_display_given_text (meter_point_button, _("tupni"), 5, 5);
 151
 152         bottom_button_table.attach (meter_point_button, 1, 2, 0, 1);
 153
 154         meter_point_button.signal_button_press_event().connect (mem_fun (gpm, &GainMeter::meter_press), false);
 155         /* XXX what is this meant to do? */
 156         //meter_point_button.signal_button_release_event().connect (mem_fun (gpm, &GainMeter::meter_release), false);
 157
 158         solo_button->set_name ("MixerSoloButton");
 159         mute_button->set_name ("MixerMuteButton");
 160
 161         hide_button.set_events (hide_button.get_events() & ~(Gdk::ENTER_NOTIFY_MASK|Gdk::LEAVE_NOTIFY_MASK));
 162
 163         width_button.unset_flags (Gtk::CAN_FOCUS);
 164         hide_button.unset_flags (Gtk::CAN_FOCUS);
 165         input_button.unset_flags (Gtk::CAN_FOCUS);
 166         output_button.unset_flags (Gtk::CAN_FOCUS);
 167         solo_button->unset_flags (Gtk::CAN_FOCUS);
 168         mute_button->unset_flags (Gtk::CAN_FOCUS);
 169
 170         button_table.set_homogeneous (true);
 171         button_table.set_spacings (0);
 172
 173         button_table.attach (name_button, 0, 2, 0, 1);
 174         button_table.attach (input_button, 0, 2, 1, 2);
 175
 176         middle_button_table.set_homogeneous (true);
 177         middle_button_table.set_spacings (0);
 178         middle_button_table.attach (*mute_button, 0, 1, 0, 1);
 179         middle_button_table.attach (*solo_button, 1, 2, 0, 1);
 180
 181         bottom_button_table.set_col_spacings (0);
 182         bottom_button_table.set_homogeneous (true);
 183         bottom_button_table.attach (group_button, 0, 1, 0, 1);
 184
 185         if (is_audio_track()) {
 186
 187                 rec_enable_button->set_name ("MixerRecordEnableButton");
 188                 rec_enable_button->unset_flags (Gtk::CAN_FOCUS);
 189                 rec_enable_button->signal_button_press_event().connect (mem_fun(*this, &RouteUI::rec_enable_press));
 190
 191                 AudioTrack* at = audio_track();
 192
 193                 at->FreezeChange.connect (mem_fun(*this, &MixerStrip::map_frozen));
 194
 195 #ifdef VARISPEED_IN_MIXER_STRIP
 196                 speed_adjustment.signal_value_changed().connect (mem_fun(*this, &MixerStrip::speed_adjustment_changed));
 197
 198                 speed_frame.set_name ("BaseFrame");
 199                 speed_frame.set_shadow_type (Gtk::SHADOW_IN);
 200                 speed_frame.add (speed_spinner);
 201
 202                 speed_spinner.set_print_func (speed_printer, 0);
 203
 204                 ARDOUR_UI::instance()->tooltips().set_tip (speed_spinner, _("Varispeed"));
 205
 206                 button_table.attach (speed_frame, 0, 2, 5, 6);
 207 #endif /* VARISPEED_IN_MIXER_STRIP */
 208
 209                 button_table.attach (*rec_enable_button, 0, 2, 2, 3);
 210         }
 211
 212         name_button.add (name_label);
 213         name_button.set_name ("MixerNameButton");
 214         Gtkmm2ext::set_size_request_to_display_given_text (name_button, "longest label", 2, 2);
 215
 216         name_label.set_name ("MixerNameButtonLabel");
 217         if (_route->phase_invert()) {
 218                 name_label.set_text (X_("Ø ") + name_label.get_text());
 219         } else {
 220                 name_label.set_text (_route->name());
 221         }
 222
 223         group_button.add (group_label);
 224         group_button.set_name ("MixerGroupButton");
 225         group_label.set_name ("MixerGroupButtonLabel");
 226
 227         comment_button.set_name ("MixerCommentButton");
 228
 229         ARDOUR_UI::instance()->tooltips().set_tip (comment_button, _route->comment()==""        ?
 230                                                         _("Click to Add/Edit Comments"):
 231                                                         _route->comment());
 232
 233         comment_button.signal_clicked().connect (mem_fun(*this, &MixerStrip::comment_button_clicked));
 234
 235         global_vpacker.set_border_width (0);
 236         global_vpacker.set_spacing (0);
 237
 238         VBox *whvbox = manage (new VBox);
 239
 240         width_button.set_name ("MixerWidthButton");
 241         hide_button.set_name ("MixerHideButton");
 242         top_event_box.set_name ("MixerTopEventBox");
 243
 244         width_button.signal_clicked().connect (mem_fun(*this, &MixerStrip::width_clicked));
 245         hide_button.signal_clicked().connect (mem_fun(*this, &MixerStrip::hide_clicked));
 246
 247         width_hide_box.pack_start (width_button, false, true);
 248         width_hide_box.pack_start (top_event_box, true, true);
 249         width_hide_box.pack_end (hide_button, false, true);
 250         Gtk::Alignment *gain_meter_alignment = Gtk::manage(new Gtk::Alignment());
 251         gain_meter_alignment->set_padding(0, 4, 0, 0);
 252         gain_meter_alignment->add(gpm);
 253
 254         whvbox->pack_start (width_hide_box, true, true);
 255
 256         global_vpacker.pack_start (*whvbox, Gtk::PACK_SHRINK);
 257         global_vpacker.pack_start (button_table,Gtk::PACK_SHRINK);
 258         global_vpacker.pack_start (pre_redirect_box, true, true);
 259         global_vpacker.pack_start (middle_button_table,Gtk::PACK_SHRINK);
 260         global_vpacker.pack_start (*gain_meter_alignment,Gtk::PACK_SHRINK);
 261         global_vpacker.pack_start (bottom_button_table,Gtk::PACK_SHRINK);
 262         global_vpacker.pack_start (post_redirect_box, true, true);
 263         global_vpacker.pack_start (panners, Gtk::PACK_SHRINK);
 264         global_vpacker.pack_start (output_button, Gtk::PACK_SHRINK);
 265         global_vpacker.pack_start (comment_button, Gtk::PACK_SHRINK);
 266
 267         if (route()->master() || route()->control()) {
 268
 269                 if (scrollbar_height == 0) {
 270                         HScrollbar scrollbar;
 271                         Gtk::Requisition requisition;
 272                         scrollbar.size_request (requisition);
 273                         scrollbar_height = requisition.height;
 274                 }
 275
 276                 EventBox* spacer = manage (new EventBox);
 277                 spacer->set_size_request (-1, scrollbar_height);
 278                 global_vpacker.pack_start (*spacer, false, false);
 279         }
 280
 281         global_frame.add (global_vpacker);
 282         global_frame.set_shadow_type (Gtk::SHADOW_IN);
 283         global_frame.set_name ("BaseFrame");
 284
 285         add (global_frame);
 286
 287         /* force setting of visible selected status */
 288
 289         _selected = true;
 290         set_selected (false);
 291
 292         _packed = false;
 293         _embedded = false;
 294
 295         _session.engine().Stopped.connect (mem_fun(*this, &MixerStrip::engine_stopped));
 296         _session.engine().Running.connect (mem_fun(*this, &MixerStrip::engine_running));
 297         _route->input_changed.connect (mem_fun(*this, &MixerStrip::input_changed));
 298         _route->output_changed.connect (mem_fun(*this, &MixerStrip::output_changed));
 299         _route->mute_changed.connect (mem_fun(*this, &RouteUI::mute_changed));
 300         _route->solo_changed.connect (mem_fun(*this, &RouteUI::solo_changed));
 301         _route->solo_safe_changed.connect (mem_fun(*this, &RouteUI::solo_changed));
 302         _route->mix_group_changed.connect (mem_fun(*this, &MixerStrip::mix_group_changed));
 303         _route->panner().Changed.connect (mem_fun(*this, &MixerStrip::connect_to_pan));
 304
 305         if (is_audio_track()) {
 306                 audio_track()->DiskstreamChanged.connect (mem_fun(*this, &MixerStrip::diskstream_changed));
 307                 get_diskstream()->SpeedChanged.connect (mem_fun(*this, &MixerStrip::speed_changed));
 308         }
 309
 310         _route->name_changed.connect (mem_fun(*this, &RouteUI::name_changed));
 311         _route->comment_changed.connect (mem_fun(*this, &MixerStrip::comment_changed));
 312         _route->gui_changed.connect (mem_fun(*this, &MixerStrip::route_gui_changed));
 313
 314         input_button.signal_button_press_event().connect (mem_fun(*this, &MixerStrip::input_press), false);
 315         output_button.signal_button_press_event().connect (mem_fun(*this, &MixerStrip::output_press), false);
 316
 317         solo_button->signal_button_press_event().connect (mem_fun(*this, &RouteUI::solo_press), false);
 318         solo_button->signal_button_release_event().connect (mem_fun(*this, &RouteUI::solo_release), false);
 319         mute_button->signal_button_press_event().connect (mem_fun(*this, &RouteUI::mute_press), false);
 320         mute_button->signal_button_release_event().connect (mem_fun(*this, &RouteUI::mute_release), false);
 321
 322         name_button.signal_button_press_event().connect (mem_fun(*this, &MixerStrip::name_button_button_press), false);
 323         group_button.signal_button_press_event().connect (mem_fun(*this, &MixerStrip::select_mix_group), false);
 324
 325         _width = (Width) -1;
 326         set_stuff_from_route ();
 327
 328         /* start off as a passthru strip. we'll correct this, if necessary,
 329            in update_diskstream_display().
 330         */
 331
 332         set_name ("AudioTrackStripBase");
 333
 334         /* now force an update of all the various elements */
 335
 336         pre_redirect_box.update();
 337         post_redirect_box.update();
 338         mute_changed (0);
 339         solo_changed (0);
 340         name_changed (0);
 341         comment_changed (0);
 342         mix_group_changed (0);
 343
 344         connect_to_pan ();
 345
 346         panners.setup_pan ();
 347
 348         if (is_audio_track()) {
 349                 speed_changed ();
 350         }
 351
 352         update_diskstream_display ();
 353         update_input_display ();
 354         update_output_display ();
 355
 356         add_events (Gdk::BUTTON_RELEASE_MASK);
 357 }
 358
 359 MixerStrip::~MixerStrip ()
 360 {
 361         GoingAway(); /* EMIT_SIGNAL */
 362
 363         if (input_selector) {
 364                 delete input_selector;
 365         }
 366
 367         if (output_selector) {
 368                 delete output_selector;
 369         }
 370 }
 371
 372 void
 373 MixerStrip::set_stuff_from_route ()
 374 {
 375         XMLProperty *prop;
 376
 377         ensure_xml_node ();
 378
 379         if ((prop = xml_node->property ("strip_width")) != 0) {
 380                 if (prop->value() == "wide") {
 381                         set_width (Wide);
 382                 } else if (prop->value() == "narrow") {
 383                         set_width (Narrow);
 384                 }
 385                 else {
 386                         error << string_compose(_("unknown strip width \"%1\" in XML GUI information"), prop->value()) << endmsg;
 387                         set_width (Wide);
 388                 }
 389         }
 390         else {
 391                 set_width (Wide);
 392         }
 393
 394         if ((prop = xml_node->property ("shown_mixer")) != 0) {
 395                 if (prop->value() == "no") {
 396                         _marked_for_display = false;
 397                 } else {
 398                         _marked_for_display = true;
 399                 }
 400         }
 401         else {
 402                 /* backwards compatibility */
 403                 _marked_for_display = true;
 404         }
 405 }
 406
 407 void
 408 MixerStrip::set_width (Width w)
 409 {
 410         /* always set the gpm width again, things may be hidden */
 411         gpm.set_width (w);
 412         panners.set_width (w);
 413         pre_redirect_box.set_width (w);
 414         post_redirect_box.set_width (w);
 415
 416         if (_width == w) {
 417                 return;
 418         }
 419
 420         ensure_xml_node ();
 421
 422         _width = w;
 423
 424         switch (w) {
 425         case Wide:
 426                 set_size_request (-1, -1);
 427                 xml_node->add_property ("strip_width", "wide");
 428
 429                 if (rec_enable_button) {
 430                         rec_enable_button->set_label (_("record"));
 431                 }
 432                 mute_button->set_label  (_("Mute"));
 433                 solo_button->set_label (_("Solo"));
 434
 435                 if (_route->comment() == "") {
 436                        comment_button.unset_bg (STATE_NORMAL);
 437                        comment_button.set_label (_("comments"));
 438                 } else {
 439                        comment_button.modify_bg (STATE_NORMAL, color());
 440                        comment_button.set_label (_("*comments*"));
 441                 }
 442
 443                 gpm.gain_automation_style_button.set_label (gpm.astyle_string(_route->gain_automation_curve().automation_style()));
 444                 gpm.gain_automation_state_button.set_label (gpm.astate_string(_route->gain_automation_curve().automation_state()));
 445                 panners.pan_automation_style_button.set_label (panners.astyle_string(_route->panner().automation_style()));
 446                 panners.pan_automation_state_button.set_label (panners.astate_string(_route->panner().automation_state()));
 447                 Gtkmm2ext::set_size_request_to_display_given_text (name_button, "long", 2, 2);
 448                 break;
 449
 450         case Narrow:
 451                 set_size_request (50, -1);
 452                 xml_node->add_property ("strip_width", "narrow");
 453
 454                 if (rec_enable_button) {
 455                         rec_enable_button->set_label (_("Rec"));
 456                 }
 457                 mute_button->set_label (_("M"));
 458                 solo_button->set_label (_("S"));
 459
 460                 if (_route->comment() == "") {
 461                        comment_button.unset_bg (STATE_NORMAL);
 462                        comment_button.set_label (_("Cmt"));
 463                 } else {
 464                        comment_button.modify_bg (STATE_NORMAL, color());
 465                        comment_button.set_label (_("*Cmt*"));
 466                 }
 467
 468                 gpm.gain_automation_style_button.set_label (gpm.short_astyle_string(_route->gain_automation_curve().automation_style()));
 469                 gpm.gain_automation_state_button.set_label (gpm.short_astate_string(_route->gain_automation_curve().automation_state()));
 470                 panners.pan_automation_style_button.set_label (panners.short_astyle_string(_route->panner().automation_style()));
 471                 panners.pan_automation_state_button.set_label (panners.short_astate_string(_route->panner().automation_state()));
 472                 Gtkmm2ext::set_size_request_to_display_given_text (name_button, "longest label", 2, 2);
 473                 break;
 474         }
 475
 476         update_input_display ();
 477         update_output_display ();
 478         mix_group_changed (0);
 479         name_changed (0);
 480
 481 }
 482
 483 void
 484 MixerStrip::set_packed (bool yn)
 485 {
 486         _packed = yn;
 487
 488         ensure_xml_node ();
 489
 490         if (_packed) {
 491                 xml_node->add_property ("shown_mixer", "yes");
 492         } else {
 493                 xml_node->add_property ("shown_mixer", "no");
 494         }
 495 }
 496
 497
 498 gint
 499 MixerStrip::output_press (GdkEventButton *ev)
 500 {
 501         using namespace Menu_Helpers;
 502         if (!_session.engine().connected()) {
 503                 MessageDialog msg (_("Not connected to JACK - no I/O changes are possible"));
 504                 msg.run ();
 505                 return true;
 506         }
 507
 508         MenuList& citems = output_menu.items();
 509         switch (ev->button) {
 510
 511         case 1:
 512                 output_menu.set_name ("ArdourContextMenu");
 513                 citems.clear();
 514
 515                 citems.push_back (MenuElem (_("Edit"), mem_fun(*this, &MixerStrip::edit_output_configuration)));
 516                 citems.push_back (SeparatorElem());
 517                 citems.push_back (MenuElem (_("Disconnect"), mem_fun (*(static_cast<RouteUI*>(this)), &RouteUI::disconnect_output)));
 518                 citems.push_back (SeparatorElem());
 519
 520                 _session.foreach_connection (this, &MixerStrip::add_connection_to_output_menu);
 521
 522                 output_menu.popup (1, ev->time);
 523                 break;
 524
 525         default:
 526                 break;
 527         }
 528         return TRUE;
 529 }
 530
 531 void
 532 MixerStrip::edit_output_configuration ()
 533 {
 534         if (output_selector == 0) {
 535                 output_selector = new IOSelectorWindow (_session, _route, false);
 536         }
 537
 538         if (output_selector->is_visible()) {
 539                 output_selector->get_toplevel()->get_window()->raise();
 540         } else {
 541                 output_selector->show_all ();
 542         }
 543 }
 544
 545 void
 546 MixerStrip::edit_input_configuration ()
 547 {
 548         if (input_selector == 0) {
 549                 input_selector = new IOSelectorWindow (_session, _route, true);
 550         }
 551
 552         if (input_selector->is_visible()) {
 553                 input_selector->get_toplevel()->get_window()->raise();
 554         } else {
 555                 input_selector->show_all ();
 556         }
 557 }
 558
 559 gint
 560 MixerStrip::input_press (GdkEventButton *ev)
 561 {
 562         using namespace Menu_Helpers;
 563
 564         MenuList& citems = input_menu.items();
 565         input_menu.set_name ("ArdourContextMenu");
 566         citems.clear();
 567
 568         if (!_session.engine().connected()) {
 569                 MessageDialog msg (_("Not connected to JACK - no I/O changes are possible"));
 570                 msg.run ();
 571                 return true;
 572         }
 573
 574         switch (ev->button) {
 575
 576         case 1:
 577                 citems.push_back (MenuElem (_("Edit"), mem_fun(*this, &MixerStrip::edit_input_configuration)));
 578                 citems.push_back (SeparatorElem());
 579                 citems.push_back (MenuElem (_("Disconnect"), mem_fun (*(static_cast<RouteUI*>(this)), &RouteUI::disconnect_input)));
 580                 citems.push_back (SeparatorElem());
 581
 582                 _session.foreach_connection (this, &MixerStrip::add_connection_to_input_menu);
 583
 584                 input_menu.popup (1, ev->time);
 585                 break;
 586
 587         default:
 588                 break;
 589         }
 590         return TRUE;
 591 }
 592
 593 void
 594 MixerStrip::connection_input_chosen (ARDOUR::Connection *c)
 595 {
 596         if (!ignore_toggle) {
 597
 598                 try {
 599                         _route->use_input_connection (*c, this);
 600                 }
 601
 602                 catch (AudioEngine::PortRegistrationFailure& err) {
 603                         error << _("could not register new ports required for that connection")
 604                               << endmsg;
 605                 }
 606         }
 607 }
 608
 609 void
 610 MixerStrip::connection_output_chosen (ARDOUR::Connection *c)
 611 {
 612         if (!ignore_toggle) {
 613
 614                 try {
 615                         _route->use_output_connection (*c, this);
 616                 }
 617
 618                 catch (AudioEngine::PortRegistrationFailure& err) {
 619                         error << _("could not register new ports required for that connection")
 620                               << endmsg;
 621                 }
 622         }
 623 }
 624
 625 void
 626 MixerStrip::add_connection_to_input_menu (ARDOUR::Connection* c)
 627 {
 628         using namespace Menu_Helpers;
 629
 630         if (dynamic_cast<InputConnection *> (c) == 0) {
 631                 return;
 632         }
 633
 634         MenuList& citems = input_menu.items();
 635
 636         if (c->nports() == _route->n_inputs()) {
 637
 638                 citems.push_back (CheckMenuElem (c->name(), bind (mem_fun(*this, &MixerStrip::connection_input_chosen), c)));
 639
 640                 ARDOUR::Connection *current = _route->input_connection();
 641
 642                 if (current == c) {
 643                         ignore_toggle = true;
 644                         dynamic_cast<CheckMenuItem *> (&citems.back())->set_active (true);
 645                         ignore_toggle = false;
 646                 }
 647         }
 648 }
 649
 650 void
 651 MixerStrip::add_connection_to_output_menu (ARDOUR::Connection* c)
 652 {
 653         using namespace Menu_Helpers;
 654
 655         if (dynamic_cast<OutputConnection *> (c) == 0) {
 656                 return;
 657         }
 658
 659         if (c->nports() == _route->n_outputs()) {
 660
 661                 MenuList& citems = output_menu.items();
 662                 citems.push_back (CheckMenuElem (c->name(), bind (mem_fun(*this, &MixerStrip::connection_output_chosen), c)));
 663
 664                 ARDOUR::Connection *current = _route->output_connection();
 665
 666                 if (current == c) {
 667                         ignore_toggle = true;
 668                         dynamic_cast<CheckMenuItem *> (&citems.back())->set_active (true);
 669                         ignore_toggle = false;
 670                 }
 671         }
 672 }
 673
 674 void
 675 MixerStrip::update_diskstream_display ()
 676 {
 677         if (is_audio_track()) {
 678
 679                 map_frozen ();
 680
 681                 update_input_display ();
 682
 683                 if (input_selector) {
 684                         input_selector->hide_all ();
 685                 }
 686
 687                 show_route_color ();
 688
 689         } else {
 690
 691                 map_frozen ();
 692
 693                 update_input_display ();
 694                 show_passthru_color ();
 695         }
 696 }
 697
 698 void
 699 MixerStrip::connect_to_pan ()
 700 {
 701         ENSURE_GUI_THREAD(mem_fun(*this, &MixerStrip::connect_to_pan));
 702
 703         panstate_connection.disconnect ();
 704         panstyle_connection.disconnect ();
 705
 706         if (!_route->panner().empty()) {
 707                 StreamPanner* sp = _route->panner().front();
 708
 709                 panstate_connection = sp->automation().automation_state_changed.connect (mem_fun(panners, &PannerUI::pan_automation_state_changed));
 710                 panstyle_connection = sp->automation().automation_style_changed.connect (mem_fun(panners, &PannerUI::pan_automation_style_changed));
 711         }
 712
 713         panners.pan_changed (this);
 714 }
 715
 716 void
 717 MixerStrip::update_input_display ()
 718 {
 719         ARDOUR::Connection *c;
 720
 721         if ((c = _route->input_connection()) != 0) {
 722                 input_label.set_text (c->name());
 723         } else {
 724                 switch (_width) {
 725                 case Wide:
 726                         input_label.set_text (_(" Input"));
 727                         break;
 728                 case Narrow:
 729                         input_label.set_text (_("I"));
 730                         break;
 731                 }
 732         }
 733         panners.setup_pan ();
 734 }
 735
 736 void
 737 MixerStrip::update_output_display ()
 738 {
 739         ARDOUR::Connection *c;
 740
 741         if ((c = _route->output_connection()) != 0) {
 742                 output_label.set_text (c->name());
 743         } else {
 744                 switch (_width) {
 745                 case Wide:
 746                         output_label.set_text (_("Output"));
 747                         break;
 748                 case Narrow:
 749                         output_label.set_text (_("O"));
 750                         break;
 751                 }
 752         }
 753         gpm.setup_meters ();
 754         panners.setup_pan ();
 755 }
 756
 757 void
 758 MixerStrip::fast_update ()
 759 {
 760         gpm.update_meters ();
 761 }
 762
 763 void
 764 MixerStrip::diskstream_changed ()
 765 {
 766         Gtkmm2ext::UI::instance()->call_slot (mem_fun(*this, &MixerStrip::update_diskstream_display));
 767 }
 768
 769 void
 770 MixerStrip::input_changed (IOChange change, void *src)
 771 {
 772         Gtkmm2ext::UI::instance()->call_slot (mem_fun(*this, &MixerStrip::update_input_display));
 773 }
 774
 775 void
 776 MixerStrip::output_changed (IOChange change, void *src)
 777 {
 778         Gtkmm2ext::UI::instance()->call_slot (mem_fun(*this, &MixerStrip::update_output_display));
 779 }
 780
 781
 782 void
 783 MixerStrip::comment_editor_done_editing() {
 784         string str =  comment_area->get_buffer()->get_text();
 785         if (_route->comment() != str) {
 786                 _route->set_comment (str, this);
 787
 788                 switch (_width) {
 789
 790                 case Wide:
 791                         if (! str.empty()) {
 792                                 comment_button.modify_bg (STATE_NORMAL, color());
 793                                 comment_button.set_label (_("*Comments*"));
 794                         } else {
 795                                 comment_button.unset_bg (STATE_NORMAL);
 796                                 comment_button.set_label (_("Comments"));
 797                         }
 798                         break;
 799
 800                 case Narrow:
 801                         if (! str.empty()) {
 802                                 comment_button.modify_bg (STATE_NORMAL, color());
 803                                 comment_button.set_label (_("*Cmt*"));
 804                         } else {
 805                                 comment_button.unset_bg (STATE_NORMAL);
 806                                 comment_button.set_label (_("Cmt"));
 807                         }
 808                         break;
 809                 }
 810
 811                 ARDOUR_UI::instance()->tooltips().set_tip (comment_button,
 812                                 str.empty() ? _("Click to Add/Edit Comments") : str);
 813         }
 814
 815 }
 816
 817 void
 818 MixerStrip::comment_button_clicked ()
 819 {
 820         if (comment_window == 0) {
 821                 setup_comment_editor ();
 822         }
 823
 824     int x, y, cw_width, cw_height;
 825
 826         if (comment_window->is_visible()) {
 827                 comment_window->hide ();
 828                 return;
 829         }
 830
 831         comment_window->get_size (cw_width, cw_height);
 832         comment_window->get_position(x, y);
 833         comment_window->move(x, y - (cw_height / 2) - 45);
 834         /*
 835            half the dialog height minus the comments button height
 836            with some window decoration fudge thrown in.
 837         */
 838
 839         comment_window->show();
 840         comment_window->present();
 841 }
 842
 843 void
 844 MixerStrip::setup_comment_editor ()
 845 {
 846         string title;
 847         title = _route->name();
 848         title += _(": comment editor");
 849
 850         comment_window = new ArdourDialog (title, false);
 851         comment_window->set_position (Gtk::WIN_POS_MOUSE);
 852         comment_window->set_skip_taskbar_hint (true);
 853         comment_window->signal_hide().connect (mem_fun(*this, &MixerStrip::comment_editor_done_editing));
 854
 855         comment_area = manage (new TextView());
 856         comment_area->set_name ("MixerTrackCommentArea");
 857         comment_area->set_size_request (110, 178);
 858         comment_area->set_wrap_mode (WRAP_WORD);
 859         comment_area->set_editable (true);
 860         comment_area->get_buffer()->set_text (_route->comment());
 861         comment_area->show ();
 862
 863         comment_window->get_vbox()->pack_start (*comment_area);
 864         comment_window->get_action_area()->hide();
 865 }
 866
 867 void
 868 MixerStrip::comment_changed (void *src)
 869 {
 870         ENSURE_GUI_THREAD(bind (mem_fun(*this, &MixerStrip::comment_changed), src));
 871
 872         if (src != this) {
 873                 ignore_comment_edit = true;
 874                 if (comment_area) {
 875                         comment_area->get_buffer()->set_text (_route->comment());
 876                 }
 877                 ignore_comment_edit = false;
 878         }
 879 }
 880
 881 void
 882 MixerStrip::set_mix_group (RouteGroup *rg)
 883 {
 884         _route->set_mix_group (rg, this);
 885 }
 886
 887 void
 888 MixerStrip::add_mix_group_to_menu (RouteGroup *rg, RadioMenuItem::Group* group)
 889 {
 890         using namespace Menu_Helpers;
 891
 892         MenuList& items = group_menu->items();
 893
 894         items.push_back (RadioMenuElem (*group, rg->name(), bind (mem_fun(*this, &MixerStrip::set_mix_group), rg)));
 895
 896         if (_route->mix_group() == rg) {
 897                 static_cast<RadioMenuItem*>(&items.back())->set_active ();
 898         }
 899 }
 900
 901 bool
 902 MixerStrip::select_mix_group (GdkEventButton *ev)
 903 {
 904         using namespace Menu_Helpers;
 905
 906         if (group_menu == 0) {
 907                 group_menu = new Menu;
 908         }
 909         group_menu->set_name ("ArdourContextMenu");
 910         MenuList& items = group_menu->items();
 911         RadioMenuItem::Group group;
 912
 913         switch (ev->button) {
 914         case 1:
 915
 916                 items.clear ();
 917                 items.push_back (RadioMenuElem (group, _("No group"), bind (mem_fun(*this, &MixerStrip::set_mix_group), (RouteGroup *) 0)));
 918
 919                 _session.foreach_mix_group (bind (mem_fun (*this, &MixerStrip::add_mix_group_to_menu), &group));
 920
 921                 group_menu->popup (1, ev->time);
 922                 break;
 923
 924         default:
 925                 break;
 926         }
 927
 928         return true;
 929 }
 930
 931 void
 932 MixerStrip::mix_group_changed (void *ignored)
 933 {
 934         ENSURE_GUI_THREAD(bind (mem_fun(*this, &MixerStrip::mix_group_changed), ignored));
 935
 936         RouteGroup *rg = _route->mix_group();
 937
 938         if (rg) {
 939                 group_label.set_text (rg->name());
 940         } else {
 941                 switch (_width) {
 942                 case Wide:
 943                         group_label.set_text (_("Grp"));
 944                         break;
 945                 case Narrow:
 946                         group_label.set_text (_("~G"));
 947                         break;
 948                 }
 949         }
 950 }
 951
 952
 953 void
 954 MixerStrip::route_gui_changed (string what_changed, void* ignored)
 955 {
 956         ENSURE_GUI_THREAD(bind (mem_fun(*this, &MixerStrip::route_gui_changed), what_changed, ignored));
 957
 958         if (what_changed == "color") {
 959                 if (set_color_from_route () == 0) {
 960                         show_route_color ();
 961                 }
 962         }
 963 }
 964
 965 void
 966 MixerStrip::show_route_color ()
 967 {
 968         name_button.modify_bg (STATE_NORMAL, color());
 969         top_event_box.modify_bg (STATE_NORMAL, color());
 970         route_active_changed ();
 971 }
 972
 973 void
 974 MixerStrip::show_passthru_color ()
 975 {
 976         route_active_changed ();
 977 }
 978
 979 void
 980 MixerStrip::build_route_ops_menu ()
 981 {
 982         using namespace Menu_Helpers;
 983
 984         route_ops_menu = manage (new Menu);
 985         route_ops_menu->set_name ("ArdourContextMenu");
 986
 987         MenuList& items = route_ops_menu->items();
 988
 989         items.push_back (MenuElem (_("Rename"), mem_fun(*this, &RouteUI::route_rename)));
 990         items.push_back (SeparatorElem());
 991         items.push_back (CheckMenuElem (_("Active"), mem_fun (*this, &RouteUI::toggle_route_active)));
 992         route_active_menu_item = dynamic_cast<CheckMenuItem *> (&items.back());
 993         route_active_menu_item->set_active (_route->active());
 994         items.push_back (SeparatorElem());
 995         items.push_back (CheckMenuElem (_("Invert Polarity"), mem_fun (*this, &RouteUI::toggle_polarity)));
 996         polarity_menu_item = dynamic_cast<CheckMenuItem *> (&items.back());
 997         polarity_menu_item->set_active (_route->phase_invert());
 998
 999         build_remote_control_menu ();
1000
1001         items.push_back (SeparatorElem());
1002         items.push_back (MenuElem (_("Remote Control ID"), *remote_control_menu));
1003
1004         items.push_back (SeparatorElem());
1005         items.push_back (MenuElem (_("Remove"), mem_fun(*this, &RouteUI::remove_this_route)));
1006 }
1007
1008 gint
1009 MixerStrip::name_button_button_press (GdkEventButton* ev)
1010 {
1011         if (ev->button == 1) {
1012                 list_route_operations ();
1013                 route_ops_menu->popup (1, ev->time);
1014         }
1015         return FALSE;
1016 }
1017
1018 void
1019 MixerStrip::list_route_operations ()
1020 {
1021         if (route_ops_menu == 0) {
1022                 build_route_ops_menu ();
1023         }
1024
1025         refresh_remote_control_menu();
1026 }
1027
1028
1029 void
1030 MixerStrip::speed_adjustment_changed ()
1031 {
1032         /* since there is a usable speed adjustment, there has to be a diskstream */
1033         if (!ignore_speed_adjustment) {
1034                 get_diskstream()->set_speed (speed_adjustment.get_value());
1035         }
1036 }
1037
1038 void
1039 MixerStrip::speed_changed ()
1040 {
1041         Gtkmm2ext::UI::instance()->call_slot (mem_fun(*this, &MixerStrip::update_speed_display));
1042 }
1043
1044 void
1045 MixerStrip::update_speed_display ()
1046 {
1047         float val;
1048
1049         val = get_diskstream()->speed();
1050
1051         if (val != 1.0) {
1052                 speed_spinner.set_name ("MixerStripSpeedBaseNotOne");
1053         } else {
1054                 speed_spinner.set_name ("MixerStripSpeedBase");
1055         }
1056
1057         if (speed_adjustment.get_value() != val) {
1058                 ignore_speed_adjustment = true;
1059                 speed_adjustment.set_value (val);
1060                 ignore_speed_adjustment = false;
1061         }
1062 }
1063
1064
1065 void
1066 MixerStrip::set_selected (bool yn)
1067 {
1068         AxisView::set_selected (yn);
1069         if (_selected) {
1070                 global_frame.set_shadow_type (Gtk::SHADOW_ETCHED_OUT);
1071                 global_frame.set_name ("MixerStripSelectedFrame");
1072         } else {
1073                 global_frame.set_shadow_type (Gtk::SHADOW_IN);
1074                 global_frame.set_name ("MixerStripFrame");
1075         }
1076         global_frame.queue_draw ();
1077 }
1078
1079 void
1080 MixerStrip::name_changed (void *src)
1081 {
1082         switch (_width) {
1083         case Wide:
1084                 RouteUI::name_changed (src);
1085                 break;
1086         case Narrow:
1087                 name_label.set_text (PBD::short_version (_route->name(), 5));
1088                 break;
1089         }
1090         if (_route->phase_invert()) {
1091                 name_label.set_text (X_("Ø ") + name_label.get_text());
1092         }
1093 }
1094
1095 void
1096 MixerStrip::width_clicked ()
1097 {
1098         switch (_width) {
1099         case Wide:
1100                 set_width (Narrow);
1101                 break;
1102         case Narrow:
1103                 set_width (Wide);
1104                 break;
1105         }
1106 }
1107
1108 void
1109 MixerStrip::hide_clicked ()
1110 {
1111     // LAME fix to reset the button status for when it is redisplayed (part 1)
1112     hide_button.set_sensitive(false);
1113
1114         if (_embedded) {
1115                  Hiding(); /* EMIT_SIGNAL */
1116         } else {
1117                 _mixer.hide_strip (this);
1118         }
1119
1120     // (part 2)
1121         hide_button.set_sensitive(true);
1122 }
1123
1124 void
1125 MixerStrip::set_embedded (bool yn)
1126 {
1127         _embedded = yn;
1128 }
1129
1130 void
1131 MixerStrip::map_frozen ()
1132 {
1133         ENSURE_GUI_THREAD (mem_fun(*this, &MixerStrip::map_frozen));
1134
1135         AudioTrack* at = audio_track();
1136
1137         if (at) {
1138                 switch (at->freeze_state()) {
1139                 case AudioTrack::Frozen:
1140                         pre_redirect_box.set_sensitive (false);
1141                         post_redirect_box.set_sensitive (false);
1142                         speed_spinner.set_sensitive (false);
1143                         break;
1144                 default:
1145                         pre_redirect_box.set_sensitive (true);
1146                         post_redirect_box.set_sensitive (true);
1147                         speed_spinner.set_sensitive (true);
1148                         break;
1149                 }
1150         }
1151         _route->foreach_redirect (this, &MixerStrip::hide_redirect_editor);
1152 }
1153
1154 void
1155 MixerStrip::hide_redirect_editor (boost::shared_ptr<Redirect> redirect)
1156 {
1157         void* gui = redirect->get_gui ();
1158
1159         if (gui) {
1160                 static_cast<Gtk::Widget*>(gui)->hide ();
1161         }
1162 }
1163
1164 void
1165 MixerStrip::route_active_changed ()
1166 {
1167         RouteUI::route_active_changed ();
1168
1169         if (is_audio_track()) {
1170                 if (_route->active()) {
1171                         set_name ("AudioTrackStripBase");
1172                         gpm.set_meter_strip_name ("AudioTrackStripBase");
1173                 } else {
1174                         set_name ("AudioTrackStripBaseInactive");
1175                         gpm.set_meter_strip_name ("AudioTrackStripBaseInactive");
1176                 }
1177                 gpm.set_fader_name ("AudioTrackFader");
1178         } else { // FIXME: assumed audio bus
1179                 if (_route->active()) {
1180                         set_name ("AudioBusStripBase");
1181                         gpm.set_meter_strip_name ("AudioBusStripBase");
1182                 } else {
1183                         set_name ("AudioBusStripBaseInactive");
1184                         gpm.set_meter_strip_name ("AudioBusStripBaseInactive");
1185                 }
1186                 gpm.set_fader_name ("AudioBusFader");
1187         }
1188 }
1189
1190 RouteGroup*
1191 MixerStrip::mix_group() const
1192 {
1193         return _route->mix_group();
1194 }
1195
1196 void
1197 MixerStrip::engine_stopped ()
1198 {
1199 }
1200
1201 void
1202 MixerStrip::engine_running ()
1203 {
1204 }
1205
1206 void
1207 MixerStrip::meter_changed (void *src)
1208 {
1209
1210         ENSURE_GUI_THREAD (bind (mem_fun(*this, &MixerStrip::meter_changed), src));
1211
1212                 switch (_route->meter_point()) {
1213                 case MeterInput:
1214                         meter_point_label.set_text (_("input"));
1215                         break;
1216
1217                 case MeterPreFader:
1218                         meter_point_label.set_text (_("pre"));
1219                         break;
1220
1221                 case MeterPostFader:
1222                         meter_point_label.set_text (_("post"));
1223                         break;
1224                 }
1225
1226                 gpm.setup_meters ();
1227 }
1228