gtk2_ardour/route_params_ui.cc

   1 /*
   2     Copyright (C) 2000 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 <algorithm>
  22
  23 #include <pbd/lockmonitor.h>
  24 #include <gtkmm2ext/utils.h>
  25 #include <gtkmm2ext/stop_signal.h>
  26
  27 #include <ardour/session.h>
  28 #include <ardour/session_route.h>
  29 #include <ardour/diskstream.h>
  30 #include <ardour/plugin.h>
  31 #include <ardour/plugin_manager.h>
  32 #include <ardour/ardour.h>
  33 #include <ardour/session.h>
  34 #include <ardour/route.h>
  35 #include <ardour/audio_track.h>
  36 #include <ardour/send.h>
  37 #include <ardour/insert.h>
  38 #include <ardour/connection.h>
  39 #include <ardour/session_connection.h>
  40
  41 #include "route_params_ui.h"
  42 #include "keyboard.h"
  43 #include "mixer_strip.h"
  44 #include "plugin_selector.h"
  45 #include "ardour_ui.h"
  46 #include "plugin_ui.h"
  47 #include "io_selector.h"
  48 #include "send_ui.h"
  49 #include "utils.h"
  50 #include "gui_thread.h"
  51
  52 #include "i18n.h"
  53
  54 using namespace ARDOUR;
  55 using namespace Gtk;
  56 using namespace sigc;
  57
  58 RouteParams_UI::RouteParams_UI (AudioEngine& eng)
  59         : ArdourDialog ("track/bus inspector"),
  60           engine (eng),
  61           _route(0),
  62           track_menu(0)
  63 {
  64         pre_redirect_box = 0;
  65         post_redirect_box = 0;
  66         _route = 0;
  67         _pre_redirect = 0;
  68         _post_redirect = 0;
  69         _input_iosel = 0;
  70         _output_iosel = 0;
  71         _active_pre_view = 0;
  72         _active_post_view = 0;
  73
  74         using namespace Notebook_Helpers;
  75
  76         input_frame.set_shadow_type(Gtk::SHADOW_NONE);
  77         output_frame.set_shadow_type(Gtk::SHADOW_NONE);
  78
  79         notebook.set_show_tabs (true);
  80         notebook.set_show_border (true);
  81         notebook.set_name ("RouteParamNotebook");
  82
  83         // create the tree model
  84         route_display_model = ListStore::create(route_display_columns);
  85
  86         // setup the treeview
  87         route_display.set_model(route_display_model);
  88         route_display.append_column(_("Tracks/Buses"), route_display_columns.text);
  89         route_display.set_name(X_("RouteParamsListDisplay"));
  90         route_display.get_selection()->set_mode(Gtk::SELECTION_SINGLE); // default
  91         route_display.set_reorderable(false);
  92         route_display.set_size_request(75, -1);
  93         route_display.set_headers_visible(true);
  94         route_display.set_headers_clickable(true);
  95
  96         route_select_scroller.add(route_display);
  97         route_select_scroller.set_policy(Gtk::POLICY_NEVER, Gtk::POLICY_AUTOMATIC);
  98
  99
 100         route_select_frame.set_name("RouteSelectBaseFrame");
 101         route_select_frame.set_shadow_type (Gtk::SHADOW_IN);
 102         route_select_frame.add(route_select_scroller);
 103
 104         list_vpacker.pack_start (route_select_frame, true, true);
 105
 106         notebook.pages().push_back (TabElem (input_frame, _("Inputs")));
 107         notebook.pages().push_back (TabElem (output_frame, _("Outputs")));
 108         notebook.pages().push_back (TabElem (pre_redir_hpane, _("Pre-fader Redirects")));
 109         notebook.pages().push_back (TabElem (post_redir_hpane, _("Post-fader Redirects")));
 110
 111         notebook.set_name ("InspectorNotebook");
 112
 113         title_label.set_name ("RouteParamsTitleLabel");
 114         update_title();
 115
 116         // changeable area
 117         route_param_frame.set_name("RouteParamsBaseFrame");
 118         route_param_frame.set_shadow_type (Gtk::SHADOW_IN);
 119
 120
 121         route_hpacker.pack_start (notebook, true, true);
 122
 123
 124         route_vpacker.pack_start (title_label, false, false);
 125         route_vpacker.pack_start (route_hpacker, true, true);
 126
 127
 128         list_hpane.add1 (list_vpacker);
 129         list_hpane.add2 (route_vpacker);
 130
 131         list_hpane.set_position(110);
 132
 133         pre_redir_hpane.set_position(110);
 134         post_redir_hpane.set_position(110);
 135
 136         global_vpacker.pack_start (list_hpane, true, true);
 137
 138         add (global_vpacker);
 139         set_name ("RouteParamsWindow");
 140         set_default_size (620,370);
 141         set_title (_("ardour: track/bus inspector"));
 142         set_wmclass (_("ardour_route_parameters"), "Ardour");
 143
 144         // events
 145         route_display.get_selection()->signal_changed().connect(mem_fun(*this, &RouteParams_UI::route_selected));
 146         route_display.get_column(0)->signal_clicked().connect(mem_fun(*this, &RouteParams_UI::show_track_menu));
 147
 148         add_events (Gdk::KEY_PRESS_MASK|Gdk::KEY_RELEASE_MASK|Gdk::BUTTON_RELEASE_MASK);
 149
 150         _plugin_selector = new PluginSelector (PluginManager::the_manager());
 151         _plugin_selector->signal_delete_event().connect (bind (ptr_fun (just_hide_it),
 152                                                      static_cast<Window *> (_plugin_selector)));
 153
 154
 155         signal_delete_event().connect(bind(ptr_fun(just_hide_it), static_cast<Gtk::Window *>(this)));
 156 }
 157
 158 RouteParams_UI::~RouteParams_UI ()
 159 {
 160 }
 161
 162 void
 163 RouteParams_UI::add_route (Route* route)
 164 {
 165         ENSURE_GUI_THREAD(bind (mem_fun(*this, &RouteParams_UI::add_route), route));
 166
 167         if (route->hidden()) {
 168                 return;
 169         }
 170
 171         TreeModel::Row row = *(route_display_model->append());
 172         row[route_display_columns.text] = route->name();
 173         row[route_display_columns.route] = route;
 174
 175         //route_select_list.rows().back().select ();
 176
 177         route->name_changed.connect (bind (mem_fun(*this, &RouteParams_UI::route_name_changed), route));
 178         route->GoingAway.connect (bind (mem_fun(*this, &RouteParams_UI::route_removed), route));
 179 }
 180
 181
 182 void
 183 RouteParams_UI::route_name_changed (void *src, Route *route)
 184 {
 185         ENSURE_GUI_THREAD(bind (mem_fun(*this, &RouteParams_UI::route_name_changed), src, route));
 186
 187         bool found = false ;
 188         TreeModel::Children rows = route_display_model->children();
 189         for(TreeModel::Children::iterator iter = rows.begin(); iter != rows.end(); ++iter) {
 190                 if((*iter)[route_display_columns.route] == route) {
 191                         (*iter)[route_display_columns.text] = route->name() ;
 192                         found = true ;
 193                         break;
 194                 }
 195         }
 196
 197         if(!found)
 198         {
 199                 error << _("route display list item for renamed route not found!") << endmsg;
 200         }
 201
 202         if (route == _route) {
 203                 track_input_label.set_text (route->name());
 204                 update_title();
 205         }
 206 }
 207
 208 void
 209 RouteParams_UI::setup_redirect_boxes()
 210 {
 211         if (session && _route) {
 212
 213                 // just in case... shouldn't need this
 214                 cleanup_redirect_boxes();
 215
 216                 // construct new redirect boxes
 217                 pre_redirect_box = new RedirectBox(PreFader, *session, *_route, *_plugin_selector, _rr_selection);
 218                 post_redirect_box = new RedirectBox(PostFader, *session, *_route, *_plugin_selector, _rr_selection);
 219
 220                 pre_redirect_box->set_title(_("Pre Redirects"));
 221                 pre_redirect_box->set_title_shown (true);
 222                 post_redirect_box->set_title(_("Post Redirects"));
 223                 post_redirect_box->set_title_shown (true);
 224
 225                 pre_redir_hpane.add1 (*pre_redirect_box);
 226                 post_redir_hpane.add1 (*post_redirect_box);
 227
 228                 pre_redirect_box->RedirectSelected.connect (bind (mem_fun(*this, &RouteParams_UI::redirect_selected), PreFader));
 229                 pre_redirect_box->RedirectUnselected.connect (bind (mem_fun(*this, &RouteParams_UI::redirect_selected), PreFader));
 230                 post_redirect_box->RedirectSelected.connect (bind (mem_fun(*this, &RouteParams_UI::redirect_selected), PostFader));
 231                 post_redirect_box->RedirectUnselected.connect (bind (mem_fun(*this, &RouteParams_UI::redirect_selected), PostFader));
 232
 233         }
 234
 235 }
 236
 237 void
 238 RouteParams_UI::cleanup_redirect_boxes()
 239 {
 240         if (pre_redirect_box) {
 241                 pre_redir_hpane.remove(*pre_redirect_box);
 242                 delete pre_redirect_box;
 243                 pre_redirect_box = 0;
 244         }
 245
 246         if (post_redirect_box) {
 247                 post_redir_hpane.remove(*post_redirect_box);
 248                 delete post_redirect_box;
 249                 post_redirect_box = 0;
 250         }
 251 }
 252
 253 void
 254 RouteParams_UI::setup_io_frames()
 255 {
 256         cleanup_io_frames();
 257
 258         // input
 259         _input_iosel = new IOSelector (*session, *_route, true);
 260         _input_iosel->redisplay ();
 261         input_frame.add (*_input_iosel);
 262         input_frame.show_all();
 263
 264         // output
 265         _output_iosel = new IOSelector (*session, *_route, false);
 266         _output_iosel->redisplay ();
 267         output_frame.add (*_output_iosel);
 268         output_frame.show_all();
 269 }
 270
 271 void
 272 RouteParams_UI::cleanup_io_frames()
 273 {
 274         if (_input_iosel) {
 275                 _input_iosel->Finished (IOSelector::Cancelled);
 276                 input_frame.remove();
 277                 delete _input_iosel;
 278                 _input_iosel = 0;
 279         }
 280
 281         if (_output_iosel) {
 282                 _output_iosel->Finished (IOSelector::Cancelled);
 283
 284                 output_frame.remove();
 285                 delete _output_iosel;
 286                 _output_iosel = 0;
 287         }
 288 }
 289
 290 void
 291 RouteParams_UI::cleanup_pre_view (bool stopupdate)
 292 {
 293         if (_active_pre_view) {
 294                 PluginUI *   plugui = 0;
 295
 296                 if (stopupdate && (plugui = dynamic_cast<PluginUI*>(_active_pre_view)) != 0) {
 297                           plugui->stop_updating (0);
 298                 }
 299
 300                 _pre_plugin_conn.disconnect();
 301                 pre_redir_hpane.remove(*_active_pre_view);
 302                 delete _active_pre_view;
 303                 _active_pre_view = 0;
 304         }
 305 }
 306
 307 void
 308 RouteParams_UI::cleanup_post_view (bool stopupdate)
 309 {
 310         if (_active_post_view) {
 311                 PluginUI *   plugui = 0;
 312
 313                 if (stopupdate && (plugui = dynamic_cast<PluginUI*>(_active_post_view)) != 0) {
 314                           plugui->stop_updating (0);
 315                 }
 316                 _post_plugin_conn.disconnect();
 317                 post_redir_hpane.remove(*_active_post_view);
 318                 delete _active_post_view;
 319                 _active_post_view = 0;
 320         }
 321 }
 322
 323
 324 void
 325 RouteParams_UI::route_removed (Route *route)
 326 {
 327         ENSURE_GUI_THREAD(bind (mem_fun(*this, &RouteParams_UI::route_removed), route));
 328         /*
 329         route_select_list.freeze ();
 330         route_select_list.clear ();
 331         session->foreach_route (this, &RouteParams_UI::add_route);
 332         route_select_list.thaw ();
 333         */
 334
 335         TreeModel::Children rows = route_display_model->children();
 336         TreeModel::Children::iterator ri;
 337
 338         for(TreeModel::Children::iterator iter = rows.begin(); iter != rows.end(); ++iter) {
 339                 if((*iter)[route_display_columns.route] == route) {
 340                         route_display_model->erase(iter);
 341                         break;
 342                 }
 343         }
 344
 345         if (route == _route)
 346         {
 347                 cleanup_io_frames();
 348                 cleanup_pre_view();
 349                 cleanup_post_view();
 350                 cleanup_redirect_boxes();
 351
 352                 _route = 0;
 353                 _pre_redirect = 0;
 354                 _post_redirect = 0;
 355                 update_title();
 356         }
 357 }
 358
 359 void
 360 RouteParams_UI::set_session (Session *sess)
 361 {
 362         ArdourDialog::set_session (sess);
 363
 364         // GTK2FIX
 365         // route_select_list.freeze ();
 366
 367         route_display_model.clear();
 368
 369         if (session) {
 370                 session->foreach_route (this, &RouteParams_UI::add_route);
 371                 session->going_away.connect (mem_fun(*this, &ArdourDialog::session_gone));
 372                 session->RouteAdded.connect (mem_fun(*this, &RouteParams_UI::add_route));
 373                 start_updating ();
 374         } else {
 375                 stop_updating ();
 376         }
 377
 378         //route_select_list.thaw ();
 379
 380         _plugin_selector->set_session (session);
 381 }
 382
 383
 384 void
 385 RouteParams_UI::session_gone ()
 386 {
 387         ENSURE_GUI_THREAD(mem_fun(*this, &RouteParams_UI::session_gone));
 388
 389         route_display_model.clear();
 390
 391         cleanup_io_frames();
 392         cleanup_pre_view();
 393         cleanup_post_view();
 394         cleanup_redirect_boxes();
 395
 396         _route = 0;
 397         _pre_redirect = 0;
 398         _post_redirect = 0;
 399         update_title();
 400
 401         ArdourDialog::session_gone();
 402
 403 }
 404
 405 void
 406 RouteParams_UI::route_selected()
 407 {
 408         Glib::RefPtr<TreeSelection> selection = route_display.get_selection();
 409         TreeModel::iterator iter = selection->get_selected(); // only used with Gtk::SELECTION_SINGLE
 410         if(iter) {
 411                 //If anything is selected
 412                 Route* route = (*iter)[route_display_columns.route] ;
 413
 414                 if (_route == route) {
 415                         // do nothing
 416                         return;
 417                 }
 418
 419                 // remove event binding from previously selected
 420                 if (_route) {
 421                         _route_conn.disconnect();
 422                         _route_ds_conn.disconnect();
 423                         cleanup_redirect_boxes();
 424                         cleanup_pre_view();
 425                         cleanup_post_view();
 426                         cleanup_io_frames();
 427                 }
 428
 429                 // update the other panes with the correct info
 430                 _route = route;
 431                 //update_routeinfo (route);
 432
 433                 setup_io_frames();
 434                 setup_redirect_boxes();
 435
 436                 // bind to redirects changed event for this route
 437                 _route_conn = route->redirects_changed.connect (mem_fun(*this, &RouteParams_UI::redirects_changed));
 438
 439                 track_input_label.set_text (_route->name());
 440
 441                 update_title();
 442         } else {
 443                 // no selection
 444                 if (_route) {
 445                         _route_conn.disconnect();
 446
 447                         // remove from view
 448                         cleanup_io_frames();
 449                         cleanup_pre_view();
 450                         cleanup_post_view();
 451                         cleanup_redirect_boxes();
 452
 453                         _route = 0;
 454                         _pre_redirect = 0;
 455                         _post_redirect = 0;
 456                         track_input_label.set_text(_("NO TRACK"));
 457                         update_title();
 458                 }
 459         }
 460 }
 461
 462 //void
 463 //RouteParams_UI::route_unselected (gint row, gint col, GdkEvent *ev)
 464 //{
 465 //      if (_route) {
 466 //              _route_conn.disconnect();
 467
 468                 // remove from view
 469 //              cleanup_io_frames();
 470 //              cleanup_pre_view();
 471 //              cleanup_post_view();
 472 //              cleanup_redirect_boxes();
 473
 474 //              _route = 0;
 475 //              _pre_redirect = 0;
 476 //              _post_redirect = 0;
 477 //              track_input_label.set_text(_("NO TRACK"));
 478 //              update_title();
 479 //      }
 480 //}
 481
 482 void
 483 RouteParams_UI::redirects_changed (void *src)
 484
 485 {
 486         ENSURE_GUI_THREAD(bind (mem_fun(*this, &RouteParams_UI::redirects_changed), src));
 487
 488 //      pre_redirect_list.freeze ();
 489 //      pre_redirect_list.clear ();
 490 //      post_redirect_list.freeze ();
 491 //      post_redirect_list.clear ();
 492 //      if (_route) {
 493 //              _route->foreach_redirect (this, &RouteParams_UI::add_redirect_to_display);
 494 //      }
 495 //      pre_redirect_list.thaw ();
 496 //      post_redirect_list.thaw ();
 497
 498         cleanup_pre_view();
 499         cleanup_post_view();
 500
 501         _pre_redirect = 0;
 502         _post_redirect = 0;
 503         //update_title();
 504 }
 505
 506
 507
 508 void
 509 RouteParams_UI::show_track_menu()
 510 {
 511         using namespace Menu_Helpers;
 512
 513         if (track_menu == 0) {
 514                 track_menu = new Menu;
 515                 track_menu->set_name ("ArdourContextMenu");
 516                 track_menu->items().push_back
 517                                 (MenuElem (_("Add Track/Bus"),
 518                                            mem_fun (*(ARDOUR_UI::instance()), &ARDOUR_UI::add_route)));
 519         }
 520         track_menu->popup (1, 0);
 521 }
 522
 523
 524
 525 void
 526 RouteParams_UI::redirect_selected (ARDOUR::Redirect *redirect, ARDOUR::Placement place)
 527 {
 528         Insert *insert;
 529
 530         if ((place == PreFader && _pre_redirect == redirect)
 531             || (place == PostFader && _post_redirect == redirect)){
 532                 return;
 533         }
 534
 535         if ((insert = dynamic_cast<Insert *> (redirect)) == 0) {
 536
 537                 Send *send;
 538
 539                 if ((send = dynamic_cast<Send *> (redirect)) != 0) {
 540
 541                         /* its a send */
 542
 543                         SendUI *send_ui = new SendUI (*send, *session);
 544
 545                         if (place == PreFader) {
 546                                 cleanup_pre_view();
 547                                 _pre_plugin_conn = send->GoingAway.connect (mem_fun(*this, &RouteParams_UI::redirect_going_away));
 548                                 _active_pre_view = send_ui;
 549
 550                                 pre_redir_hpane.add2 (*_active_pre_view);
 551                                 pre_redir_hpane.show_all();
 552                         }
 553                         else {
 554                                 cleanup_post_view();
 555                                 _post_plugin_conn = send->GoingAway.connect (mem_fun(*this, &RouteParams_UI::redirect_going_away));
 556                                 _active_post_view = send_ui;
 557
 558                                 post_redir_hpane.add2 (*_active_post_view);
 559                                 post_redir_hpane.show_all();
 560                         }
 561                 }
 562
 563         } else {
 564                 /* its an insert, though we don't know what kind yet. */
 565
 566                 PluginInsert *plugin_insert;
 567                 PortInsert *port_insert;
 568
 569                 if ((plugin_insert = dynamic_cast<PluginInsert *> (insert)) != 0) {
 570
 571                         PluginUI *plugin_ui = new PluginUI (session->engine(), *plugin_insert, true);
 572
 573                         if (place == PreFader) {
 574                                 cleanup_pre_view();
 575                                 _pre_plugin_conn = plugin_insert->plugin().GoingAway.connect (bind (mem_fun(*this, &RouteParams_UI::plugin_going_away), PreFader));
 576                                 plugin_ui->start_updating (0);
 577                                 _active_pre_view = plugin_ui;
 578                                 pre_redir_hpane.add2 (*_active_pre_view);
 579                                 pre_redir_hpane.show_all();
 580                         }
 581                         else {
 582                                 cleanup_post_view();
 583                                 _post_plugin_conn = plugin_insert->plugin().GoingAway.connect (bind (mem_fun(*this, &RouteParams_UI::plugin_going_away), PostFader));
 584                                 plugin_ui->start_updating (0);
 585                                 _active_post_view = plugin_ui;
 586                                 post_redir_hpane.add2 (*_active_post_view);
 587                                 post_redir_hpane.show_all();
 588                         }
 589
 590                 } else if ((port_insert = dynamic_cast<PortInsert *> (insert)) != 0) {
 591
 592                         PortInsertUI *portinsert_ui = new PortInsertUI (*session, *port_insert);
 593
 594                         if (place == PreFader) {
 595                                 cleanup_pre_view();
 596                                 _pre_plugin_conn = port_insert->GoingAway.connect (mem_fun(*this, &RouteParams_UI::redirect_going_away));
 597                                 _active_pre_view = portinsert_ui;
 598                                 pre_redir_hpane.add2 (*_active_pre_view);
 599                                 portinsert_ui->redisplay();
 600                                 pre_redir_hpane.show_all();
 601                         }
 602                         else {
 603                                 cleanup_post_view();
 604                                 _post_plugin_conn = port_insert->GoingAway.connect (mem_fun(*this, &RouteParams_UI::redirect_going_away));
 605                                 _active_post_view = portinsert_ui;
 606                                 post_redir_hpane.add2 (*_active_post_view);
 607                                 portinsert_ui->redisplay();
 608                                 post_redir_hpane.show_all();
 609                         }
 610                 }
 611
 612         }
 613
 614         if (place == PreFader) {
 615                 _pre_redirect = redirect;
 616         }
 617         else {
 618                 _post_redirect = redirect;
 619         }
 620
 621         update_title();
 622
 623 }
 624
 625 void
 626 RouteParams_UI::redirect_unselected (ARDOUR::Redirect *redirect)
 627 {
 628         // not called anymore
 629
 630         if (redirect == _pre_redirect) {
 631                 cleanup_pre_view();
 632                 _pre_redirect = 0;
 633         }
 634         else if (redirect == _post_redirect) {
 635                 cleanup_post_view();
 636                 _post_redirect = 0;
 637         }
 638 }
 639
 640
 641
 642 void
 643 RouteParams_UI::plugin_going_away (Plugin *plugin, Placement place)
 644 {
 645         ENSURE_GUI_THREAD(bind (mem_fun(*this, &RouteParams_UI::plugin_going_away), plugin, place));
 646
 647         // delete the current view without calling finish
 648
 649         if (place == PreFader) {
 650                 cleanup_pre_view (false);
 651                 _pre_redirect = 0;
 652         }
 653         else {
 654                 cleanup_post_view (false);
 655                 _post_redirect = 0;
 656         }
 657 }
 658
 659 void
 660 RouteParams_UI::redirect_going_away (ARDOUR::Redirect *plugin)
 661
 662 {
 663         ENSURE_GUI_THREAD(bind (mem_fun(*this, &RouteParams_UI::redirect_going_away), plugin));
 664
 665         printf ("redirect going away\n");
 666         // delete the current view without calling finish
 667         if (plugin == _pre_redirect) {
 668                 cleanup_pre_view (false);
 669                 _pre_redirect = 0;
 670         }
 671         else if (plugin == _post_redirect) {
 672                 cleanup_post_view (false);
 673                 _post_redirect = 0;
 674         }
 675 }
 676
 677
 678 void
 679 RouteParams_UI::update_title ()
 680 {
 681         if (_route) {
 682                 string title;
 683                 title += _route->name();
 684 //              title += ": ";
 685
 686 //              if (_redirect && (_current_view == PLUGIN_CONFIG_VIEW || _current_view == SEND_CONFIG_VIEW)) {
 687 //                      title += _redirect->name();
 688 //              }
 689 //              else if (_current_view == INPUT_CONFIG_VIEW) {
 690 //                      title += _("INPUT");
 691 //              }
 692 //              else if (_current_view == OUTPUT_CONFIG_VIEW) {
 693 //                      title += _("OUTPUT");
 694 //              }
 695
 696                 title_label.set_text(title);
 697
 698                 title = _("ardour: track/bus inspector: ") + title;
 699                 set_title(title);
 700         }
 701         else {
 702                 title_label.set_text(_("No Route Selected"));
 703                 set_title(_("ardour: track/bus/inspector: no route selected"));
 704         }
 705 }
 706
 707
 708 void
 709 RouteParams_UI::start_updating ()
 710 {
 711         update_connection = ARDOUR_UI::instance()->RapidScreenUpdate.connect
 712                 (mem_fun(*this, &RouteParams_UI::update_views));
 713 }
 714
 715 void
 716 RouteParams_UI::stop_updating ()
 717 {
 718         update_connection.disconnect();
 719 }
 720
 721 void
 722 RouteParams_UI::update_views ()
 723 {
 724         SendUI *sui;
 725         // TODO: only do it if correct tab is showing
 726
 727         if ((sui = dynamic_cast<SendUI*> (_active_pre_view)) != 0) {
 728                 sui->update ();
 729         }
 730         if ((sui = dynamic_cast<SendUI*> (_active_post_view)) != 0) {
 731                 sui->update ();
 732         }
 733
 734 }