gtk2_ardour/redirect_box.cc

   1 /*
   2     Copyright (C) 2000-2004 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 <iostream>
  22
  23 #include <sigc++/bind.h>
  24
  25 #include <pbd/convert.h>
  26
  27 #include <glibmm/miscutils.h>
  28
  29 #include <gtkmm/messagedialog.h>
  30
  31 #include <gtkmm2ext/gtk_ui.h>
  32 #include <gtkmm2ext/utils.h>
  33 #include <gtkmm2ext/choice.h>
  34 #include <gtkmm2ext/utils.h>
  35 #include <gtkmm2ext/stop_signal.h>
  36 #include <gtkmm2ext/doi.h>
  37 #include <gtkmm2ext/window_title.h>
  38
  39 #include <ardour/ardour.h>
  40 #include <ardour/session.h>
  41 #include <ardour/audioengine.h>
  42 #include <ardour/route.h>
  43 #include <ardour/audio_track.h>
  44 #include <ardour/audio_diskstream.h>
  45 #include <ardour/send.h>
  46 #include <ardour/insert.h>
  47 #include <ardour/ladspa_plugin.h>
  48 #include <ardour/connection.h>
  49 #include <ardour/session_connection.h>
  50 #include <ardour/profile.h>
  51
  52 #include "ardour_ui.h"
  53 #include "ardour_dialog.h"
  54 #include "public_editor.h"
  55 #include "redirect_box.h"
  56 #include "keyboard.h"
  57 #include "plugin_selector.h"
  58 #include "route_redirect_selection.h"
  59 #include "mixer_ui.h"
  60 #include "actions.h"
  61 #include "plugin_ui.h"
  62 #include "send_ui.h"
  63 #include "io_selector.h"
  64 #include "utils.h"
  65 #include "gui_thread.h"
  66
  67 #include "i18n.h"
  68
  69 #ifdef HAVE_AUDIOUNITS
  70 class AUPluginUI;
  71 #endif
  72
  73 using namespace sigc;
  74 using namespace ARDOUR;
  75 using namespace PBD;
  76 using namespace Gtk;
  77 using namespace Glib;
  78 using namespace Gtkmm2ext;
  79
  80 RedirectBox* RedirectBox::_current_redirect_box = 0;
  81 RefPtr<Action> RedirectBox::paste_action;
  82 bool RedirectBox::get_colors = true;
  83 Gdk::Color* RedirectBox::active_redirect_color;
  84 Gdk::Color* RedirectBox::inactive_redirect_color;
  85
  86 RedirectBox::RedirectBox (Placement pcmnt, Session& sess, boost::shared_ptr<Route> rt, PluginSelector &plugsel,
  87                           RouteRedirectSelection & rsel, bool owner_is_mixer)
  88         : _route(rt),
  89           _session(sess),
  90           _owner_is_mixer (owner_is_mixer),
  91           _placement(pcmnt),
  92           _plugin_selector(plugsel),
  93           _rr_selection(rsel)
  94 {
  95         if (get_colors) {
  96                 active_redirect_color = new Gdk::Color;
  97                 inactive_redirect_color = new Gdk::Color;
  98                 set_color (*active_redirect_color, rgba_from_style ("RedirectSelector", 0xff, 0, 0, 0, "fg", Gtk::STATE_ACTIVE, false ));
  99                 set_color (*inactive_redirect_color, rgba_from_style ("RedirectSelector", 0xff, 0, 0, 0, "fg", Gtk::STATE_NORMAL, false ));
 100                 get_colors = false;
 101         }
 102
 103         _width = Wide;
 104         redirect_menu = 0;
 105         send_action_menu = 0;
 106         redirect_drag_in_progress = false;
 107         no_redirect_redisplay = false;
 108         ignore_delete = false;
 109
 110         model = ListStore::create(columns);
 111
 112         RefPtr<TreeSelection> selection = redirect_display.get_selection();
 113         selection->set_mode (Gtk::SELECTION_MULTIPLE);
 114         selection->signal_changed().connect (mem_fun (*this, &RedirectBox::selection_changed));
 115
 116         redirect_display.set_model (model);
 117         redirect_display.append_column (X_("notshown"), columns.text);
 118         redirect_display.set_name ("RedirectSelector");
 119         redirect_display.set_headers_visible (false);
 120         redirect_display.set_reorderable (true);
 121         redirect_display.set_size_request (-1, 40);
 122         redirect_display.get_column(0)->set_sizing(TREE_VIEW_COLUMN_FIXED);
 123         redirect_display.get_column(0)->set_fixed_width(48);
 124         redirect_display.add_object_drag (columns.redirect.index(), "redirects");
 125         redirect_display.signal_object_drop.connect (mem_fun (*this, &RedirectBox::object_drop));
 126
 127         TreeViewColumn* name_col = redirect_display.get_column(0);
 128         CellRendererText* renderer = dynamic_cast<CellRendererText*>(redirect_display.get_column_cell_renderer (0));
 129         name_col->add_attribute(renderer->property_foreground_gdk(), columns.color);
 130
 131         redirect_scroller.set_policy (Gtk::POLICY_NEVER, Gtk::POLICY_AUTOMATIC);
 132
 133         model->signal_row_deleted().connect (mem_fun (*this, &RedirectBox::row_deleted));
 134
 135         redirect_scroller.add (redirect_display);
 136         redirect_eventbox.add (redirect_scroller);
 137
 138         redirect_scroller.set_size_request (-1, 40);
 139
 140         pack_start (redirect_eventbox, true, true);
 141
 142         _route->redirects_changed.connect (mem_fun(*this, &RedirectBox::redisplay_redirects));
 143         _route->GoingAway.connect (mem_fun (*this, &RedirectBox::route_going_away));
 144
 145         redirect_eventbox.signal_enter_notify_event().connect (bind (sigc::ptr_fun (RedirectBox::enter_box), this));
 146
 147         redirect_display.signal_button_press_event().connect (mem_fun(*this, &RedirectBox::redirect_button_press_event), false);
 148         redirect_display.signal_button_release_event().connect (mem_fun(*this, &RedirectBox::redirect_button_release_event));
 149
 150         /* start off as a passthru strip. we'll correct this, if necessary,
 151            in update_diskstream_display().
 152         */
 153
 154         /* now force an update of all the various elements */
 155
 156         redisplay_redirects (0);
 157 }
 158
 159 RedirectBox::~RedirectBox ()
 160 {
 161 }
 162
 163 void
 164 RedirectBox::route_going_away ()
 165 {
 166         /* don't keep updating display as redirects are deleted */
 167         no_redirect_redisplay = true;
 168 }
 169
 170 void
 171 RedirectBox::object_drop (string type, uint32_t cnt, const boost::shared_ptr<Redirect>* ptr)
 172 {
 173         if (type != "redirects" || cnt == 0 || !ptr) {
 174                 return;
 175         }
 176
 177         /* do something with the dropped redirects */
 178
 179         list<boost::shared_ptr<Redirect> > redirects;
 180
 181         for (uint32_t n = 0; n < cnt; ++n) {
 182                 redirects.push_back (ptr[n]);
 183         }
 184
 185         paste_redirect_list (redirects);
 186 }
 187
 188 void
 189 RedirectBox::update()
 190 {
 191         redisplay_redirects (0);
 192 }
 193
 194
 195 void
 196 RedirectBox::set_width (Width w)
 197 {
 198         if (_width == w) {
 199                 return;
 200         }
 201         _width = w;
 202
 203         redisplay_redirects (0);
 204 }
 205
 206 void
 207 RedirectBox::remove_redirect_gui (boost::shared_ptr<Redirect> redirect)
 208 {
 209         boost::shared_ptr<Insert> insert;
 210         boost::shared_ptr<Send> send;
 211         boost::shared_ptr<PortInsert> port_insert;
 212
 213         if ((insert = boost::dynamic_pointer_cast<Insert> (redirect)) != 0) {
 214
 215                 if ((port_insert = boost::dynamic_pointer_cast<PortInsert> (insert)) != 0) {
 216                         PortInsertUI *io_selector = reinterpret_cast<PortInsertUI *> (port_insert->get_gui());
 217                         port_insert->set_gui (0);
 218                         delete io_selector;
 219                 }
 220
 221         } else if ((send = boost::dynamic_pointer_cast<Send> (insert)) != 0) {
 222                 SendUIWindow *sui = reinterpret_cast<SendUIWindow*> (send->get_gui());
 223                 send->set_gui (0);
 224                 delete sui;
 225         }
 226 }
 227
 228 void
 229 RedirectBox::build_send_action_menu ()
 230
 231 {
 232         using namespace Menu_Helpers;
 233
 234         send_action_menu = new Menu;
 235         send_action_menu->set_name ("ArdourContextMenu");
 236         MenuList& items = send_action_menu->items();
 237
 238         items.push_back (MenuElem (_("New send"), mem_fun(*this, &RedirectBox::new_send)));
 239         items.push_back (MenuElem (_("Show send controls"), mem_fun(*this, &RedirectBox::show_send_controls)));
 240 }
 241
 242 void
 243 RedirectBox::show_send_controls ()
 244
 245 {
 246 }
 247
 248 void
 249 RedirectBox::new_send ()
 250
 251 {
 252 }
 253
 254 void
 255 RedirectBox::show_redirect_menu (gint arg)
 256 {
 257         if (redirect_menu == 0) {
 258                 redirect_menu = build_redirect_menu ();
 259         }
 260
 261         paste_action->set_sensitive (!_rr_selection.redirects.empty());
 262
 263         redirect_menu->popup (1, arg);
 264 }
 265
 266 void
 267 RedirectBox::redirect_drag_begin (GdkDragContext *context)
 268 {
 269         redirect_drag_in_progress = true;
 270 }
 271
 272 void
 273 RedirectBox::redirect_drag_end (GdkDragContext *context)
 274 {
 275         redirect_drag_in_progress = false;
 276 }
 277
 278 bool
 279 RedirectBox::redirect_button_press_event (GdkEventButton *ev)
 280 {
 281         TreeIter iter;
 282         TreeModel::Path path;
 283         TreeViewColumn* column;
 284         int cellx;
 285         int celly;
 286         boost::shared_ptr<Redirect> redirect;
 287         int ret = false;
 288         bool selected = false;
 289
 290         if (redirect_display.get_path_at_pos ((int)ev->x, (int)ev->y, path, column, cellx, celly)) {
 291                 if ((iter = model->get_iter (path))) {
 292                         redirect = (*iter)[columns.redirect];
 293                         selected = redirect_display.get_selection()->is_selected (iter);
 294                 }
 295
 296         }
 297
 298         if (redirect && (Keyboard::is_edit_event (ev) || (ev->button == 1 && ev->type == GDK_2BUTTON_PRESS))) {
 299
 300                 if (_session.engine().connected()) {
 301                         /* XXX giving an error message here is hard, because we may be in the midst of a button press */
 302                         edit_redirect (redirect);
 303                 }
 304                 ret = true;
 305
 306         } else if (redirect && ev->button == 1 && selected) {
 307
 308                 // this is purely informational but necessary
 309                 RedirectSelected (redirect); // emit
 310         }
 311
 312         return ret;
 313 }
 314
 315 bool
 316 RedirectBox::redirect_button_release_event (GdkEventButton *ev)
 317 {
 318         TreeIter iter;
 319         TreeModel::Path path;
 320         TreeViewColumn* column;
 321         int cellx;
 322         int celly;
 323         boost::shared_ptr<Redirect> redirect;
 324         int ret = false;
 325
 326
 327         if (redirect_display.get_path_at_pos ((int)ev->x, (int)ev->y, path, column, cellx, celly)) {
 328                 if ((iter = model->get_iter (path))) {
 329                         redirect = (*iter)[columns.redirect];
 330                 }
 331         }
 332
 333         if (redirect && Keyboard::is_delete_event (ev)) {
 334
 335                 Glib::signal_idle().connect (bind (mem_fun(*this, &RedirectBox::idle_delete_redirect), boost::weak_ptr<Redirect>(redirect)));
 336                 ret = true;
 337
 338         } else if (Keyboard::is_context_menu_event (ev)) {
 339
 340                 show_redirect_menu(ev->time);
 341                 ret = true;
 342
 343         } else if (redirect && (ev->button == 2) && (Keyboard::no_modifier_keys_pressed (ev) && ((ev->state & Gdk::BUTTON2_MASK) == Gdk::BUTTON2_MASK))) {
 344
 345                 /* button2-click with no modifiers */
 346
 347                 redirect->set_active (!redirect->active(), this);
 348                 ret = true;
 349
 350         }
 351
 352         return ret;
 353 }
 354
 355 Menu *
 356 RedirectBox::build_redirect_menu ()
 357 {
 358         redirect_menu = dynamic_cast<Gtk::Menu*>(ActionManager::get_widget("/redirectmenu") );
 359         redirect_menu->set_name ("ArdourContextMenu");
 360
 361         show_all_children();
 362
 363         return redirect_menu;
 364 }
 365
 366 void
 367 RedirectBox::selection_changed ()
 368 {
 369         bool sensitive = (redirect_display.get_selection()->count_selected_rows()) ? true : false;
 370         ActionManager::set_sensitive (ActionManager::plugin_selection_sensitive_actions, sensitive);
 371 }
 372
 373 void
 374 RedirectBox::select_all_redirects ()
 375 {
 376         redirect_display.get_selection()->select_all();
 377 }
 378
 379 void
 380 RedirectBox::deselect_all_redirects ()
 381 {
 382         redirect_display.get_selection()->unselect_all();
 383 }
 384
 385 void
 386 RedirectBox::choose_plugin ()
 387 {
 388         newplug_connection = _plugin_selector.PluginCreated.connect (mem_fun(*this,&RedirectBox::insert_plugin_chosen));
 389         Gtk::Menu& m = _plugin_selector.plugin_menu();
 390         m.popup (1, 0);
 391 }
 392
 393 void
 394 RedirectBox::insert_plugin_chosen (boost::shared_ptr<Plugin> plugin)
 395 {
 396         if (plugin) {
 397
 398                 boost::shared_ptr<Redirect> redirect (new PluginInsert (_session, plugin, _placement));
 399
 400                 uint32_t err_streams;
 401
 402                 if (_route->add_redirect (redirect, this, &err_streams)) {
 403                         weird_plugin_dialog (*plugin, err_streams, _route);
 404                 } else {
 405                         if (Profile->get_sae()) {
 406                                 redirect->set_active (true, 0);
 407                         }
 408                         redirect->active_changed.connect (bind (mem_fun (*this, &RedirectBox::show_redirect_active_r), boost::weak_ptr<Redirect>(redirect)));
 409                 }
 410         }
 411
 412         newplug_connection.disconnect();
 413 }
 414
 415 void
 416 RedirectBox::weird_plugin_dialog (Plugin& p, uint32_t streams, boost::shared_ptr<IO> io)
 417 {
 418         ArdourDialog dialog (_("ardour: weird plugin dialog"));
 419         Label label;
 420
 421         /* i hate this kind of code */
 422
 423         if (streams > (unsigned)p.get_info()->n_inputs) {
 424                 label.set_text (string_compose (_(
 425 "You attempted to add a plugin (%1).\n"
 426 "The plugin has %2 inputs\n"
 427 "but at the insertion point, there are\n"
 428 "%3 active signal streams.\n"
 429 "\n"
 430 "This makes no sense - you are throwing away\n"
 431 "part of the signal."),
 432                                          p.name(),
 433                                          p.get_info()->n_inputs,
 434                                          streams));
 435         } else if (streams < (unsigned)p.get_info()->n_inputs) {
 436                 label.set_text (string_compose (_(
 437 "You attempted to add a plugin (%1).\n"
 438 "The plugin has %2 inputs\n"
 439 "but at the insertion point there are\n"
 440 "only %3 active signal streams.\n"
 441 "\n"
 442 "This makes no sense - unless the plugin supports\n"
 443 "side-chain inputs. A future version of Ardour will\n"
 444 "support this type of configuration."),
 445                                          p.name(),
 446                                          p.get_info()->n_inputs,
 447                                          streams));
 448         } else {
 449                 label.set_text (string_compose (_(
 450 "You attempted to add a plugin (%1).\n"
 451 "\n"
 452 "The I/O configuration doesn't make sense:\n"
 453 "\n"
 454 "The plugin has %2 inputs and %3 outputs.\n"
 455 "The track/bus has %4 inputs and %5 outputs.\n"
 456 "The insertion point, has %6 active signals.\n"
 457 "\n"
 458 "Ardour does not understand what to do in such situations.\n"),
 459                                          p.name(),
 460                                          p.get_info()->n_inputs,
 461                                          p.get_info()->n_outputs,
 462                                          io->n_inputs(),
 463                                          io->n_outputs(),
 464                                          streams));
 465         }
 466
 467         dialog.get_vbox()->pack_start (label);
 468         dialog.add_button (Stock::OK, RESPONSE_ACCEPT);
 469
 470         dialog.set_name (X_("PluginIODialog"));
 471         dialog.set_position (Gtk::WIN_POS_MOUSE);
 472         dialog.set_modal (true);
 473         dialog.show_all ();
 474
 475         dialog.run ();
 476 }
 477
 478 void
 479 RedirectBox::choose_insert ()
 480 {
 481         boost::shared_ptr<Redirect> redirect (new PortInsert (_session, _placement));
 482         redirect->active_changed.connect (bind (mem_fun(*this, &RedirectBox::show_redirect_active_r), boost::weak_ptr<Redirect>(redirect)));
 483         _route->add_redirect (redirect, this);
 484 }
 485
 486 void
 487 RedirectBox::choose_send ()
 488 {
 489         boost::shared_ptr<Send> send (new Send (_session, _placement));
 490
 491         /* XXX need redirect lock on route */
 492
 493         send->ensure_io (0, _route->max_redirect_outs(), false, this);
 494
 495         IOSelectorWindow *ios = new IOSelectorWindow (_session, send, false, true);
 496
 497         ios->show_all ();
 498
 499         boost::shared_ptr<Redirect> r = boost::static_pointer_cast<Redirect>(send);
 500
 501         ios->selector().Finished.connect (bind (mem_fun(*this, &RedirectBox::send_io_finished), boost::weak_ptr<Redirect>(r), ios));
 502 }
 503
 504 void
 505 RedirectBox::send_io_finished (IOSelector::Result r, boost::weak_ptr<Redirect> weak_redirect, IOSelectorWindow* ios)
 506 {
 507         boost::shared_ptr<Redirect> redirect (weak_redirect.lock());
 508
 509         if (!redirect) {
 510                 return;
 511         }
 512
 513         switch (r) {
 514         case IOSelector::Cancelled:
 515                 // redirect will go away when all shared_ptrs to it vanish
 516                 break;
 517
 518         case IOSelector::Accepted:
 519                 _route->add_redirect (redirect, this);
 520                 break;
 521         }
 522
 523         delete_when_idle (ios);
 524 }
 525
 526 void
 527 RedirectBox::redisplay_redirects (void *src)
 528 {
 529         ENSURE_GUI_THREAD(bind (mem_fun(*this, &RedirectBox::redisplay_redirects), src));
 530
 531         if (no_redirect_redisplay) {
 532                 return;
 533         }
 534
 535         ignore_delete = true;
 536         model->clear ();
 537         ignore_delete = false;
 538
 539         redirect_active_connections.clear ();
 540         redirect_name_connections.clear ();
 541
 542         void (RedirectBox::*pmf)(boost::shared_ptr<Redirect>) = &RedirectBox::add_redirect_to_display;
 543         _route->foreach_redirect (this, pmf);
 544
 545         switch (_placement) {
 546         case PreFader:
 547                 build_redirect_tooltip(redirect_eventbox, _("Pre-fader inserts, sends & plugins:"));
 548                 break;
 549         case PostFader:
 550                 build_redirect_tooltip(redirect_eventbox, _("Post-fader inserts, sends & plugins:"));
 551                 break;
 552         }
 553 }
 554
 555 void
 556 RedirectBox::add_redirect_to_display (boost::shared_ptr<Redirect> redirect)
 557 {
 558         if (redirect->placement() != _placement) {
 559                 return;
 560         }
 561
 562         Gtk::TreeModel::Row row = *(model->append());
 563         row[columns.text] = redirect_name (redirect);
 564         row[columns.redirect] = redirect;
 565
 566         show_redirect_active (redirect);
 567
 568         redirect_active_connections.push_back (redirect->active_changed.connect (bind (mem_fun(*this, &RedirectBox::show_redirect_active_r), boost::weak_ptr<Redirect>(redirect))));
 569         redirect_name_connections.push_back (redirect->name_changed.connect (bind (mem_fun(*this, &RedirectBox::show_redirect_name), boost::weak_ptr<Redirect>(redirect))));
 570 }
 571
 572 string
 573 RedirectBox::redirect_name (boost::weak_ptr<Redirect> weak_redirect)
 574 {
 575         boost::shared_ptr<Redirect> redirect (weak_redirect.lock());
 576
 577         if (!redirect) {
 578                 return string();
 579         }
 580
 581         boost::shared_ptr<Send> send;
 582         string name_display;
 583
 584         if (!redirect->active()) {
 585                 name_display = " (";
 586         }
 587
 588         if ((send = boost::dynamic_pointer_cast<Send> (redirect)) != 0) {
 589
 590                 name_display += '>';
 591
 592                 /* grab the send name out of its overall name */
 593
 594                 string::size_type lbracket, rbracket;
 595                 lbracket = send->name().find ('[');
 596                 rbracket = send->name().find (']');
 597
 598                 switch (_width) {
 599                 case Wide:
 600                         name_display += send->name().substr (lbracket+1, lbracket-rbracket-1);
 601                         break;
 602                 case Narrow:
 603                         name_display += PBD::short_version (send->name().substr (lbracket+1, lbracket-rbracket-1), 4);
 604                         break;
 605                 }
 606
 607         } else {
 608
 609                 switch (_width) {
 610                 case Wide:
 611                         name_display += redirect->name();
 612                         break;
 613                 case Narrow:
 614                         name_display += PBD::short_version (redirect->name(), 5);
 615                         break;
 616                 }
 617
 618         }
 619
 620         if (!redirect->active()) {
 621                 name_display += ')';
 622         }
 623
 624         return name_display;
 625 }
 626
 627 void
 628 RedirectBox::build_redirect_tooltip (EventBox& box, string start)
 629 {
 630         string tip(start);
 631
 632         Gtk::TreeModel::Children children = model->children();
 633         for(Gtk::TreeModel::Children::iterator iter = children.begin(); iter != children.end(); ++iter) {
 634                 Gtk::TreeModel::Row row = *iter;
 635                 tip += '\n';
 636                 tip += row[columns.text];
 637         }
 638         ARDOUR_UI::instance()->tooltips().set_tip (box, tip);
 639 }
 640
 641 void
 642 RedirectBox::show_redirect_name (void* src, boost::weak_ptr<Redirect> redirect)
 643 {
 644         ENSURE_GUI_THREAD(bind (mem_fun(*this, &RedirectBox::show_redirect_name), src, redirect));
 645         show_redirect_active (redirect);
 646 }
 647
 648 void
 649 RedirectBox::show_redirect_active_r (Redirect* r, void *src, boost::weak_ptr<Redirect> weak_redirect)
 650 {
 651         show_redirect_active (weak_redirect);
 652 }
 653
 654 void
 655 RedirectBox::show_redirect_active (boost::weak_ptr<Redirect> weak_redirect)
 656 {
 657         boost::shared_ptr<Redirect> redirect (weak_redirect.lock());
 658
 659         if (!redirect) {
 660                 return;
 661         }
 662
 663         ENSURE_GUI_THREAD(bind (mem_fun(*this, &RedirectBox::show_redirect_active), weak_redirect));
 664
 665         Gtk::TreeModel::Children children = model->children();
 666         Gtk::TreeModel::Children::iterator iter = children.begin();
 667
 668         while (iter != children.end()) {
 669
 670                 boost::shared_ptr<Redirect> r = (*iter)[columns.redirect];
 671
 672                 if (r == redirect) {
 673                         (*iter)[columns.text] = redirect_name (r);
 674
 675                         if (redirect->active()) {
 676                                 (*iter)[columns.color] = *active_redirect_color;
 677                         } else {
 678                                 (*iter)[columns.color] = *inactive_redirect_color;
 679                         }
 680                         break;
 681                 }
 682
 683                 iter++;
 684         }
 685 }
 686
 687 void
 688 RedirectBox::row_deleted (const Gtk::TreeModel::Path& path)
 689 {
 690         if (!ignore_delete) {
 691                 compute_redirect_sort_keys ();
 692         }
 693 }
 694
 695 void
 696 RedirectBox::compute_redirect_sort_keys ()
 697 {
 698         uint32_t sort_key = 0;
 699         Gtk::TreeModel::Children children = model->children();
 700
 701         for (Gtk::TreeModel::Children::iterator iter = children.begin(); iter != children.end(); ++iter) {
 702                 boost::shared_ptr<Redirect> r = (*iter)[columns.redirect];
 703                 r->set_sort_key (sort_key);
 704                 sort_key++;
 705         }
 706
 707         if (_route->sort_redirects ()) {
 708
 709                 redisplay_redirects (0);
 710
 711                 /* now tell them about the problem */
 712
 713                 ArdourDialog dialog (_("ardour: weird plugin dialog"));
 714                 Label label;
 715
 716                 label.set_text (_("\
 717 You cannot reorder this set of redirects\n\
 718 in that way because the inputs and\n\
 719 outputs do not work correctly."));
 720
 721                 dialog.get_vbox()->pack_start (label);
 722                 dialog.add_button (Stock::OK, RESPONSE_ACCEPT);
 723
 724                 dialog.set_name (X_("PluginIODialog"));
 725                 dialog.set_position (Gtk::WIN_POS_MOUSE);
 726                 dialog.set_modal (true);
 727                 dialog.show_all ();
 728
 729                 dialog.run ();
 730         }
 731 }
 732
 733 void
 734 RedirectBox::rename_redirects ()
 735 {
 736         vector<boost::shared_ptr<Redirect> > to_be_renamed;
 737
 738         get_selected_redirects (to_be_renamed);
 739
 740         if (to_be_renamed.empty()) {
 741                 return;
 742         }
 743
 744         for (vector<boost::shared_ptr<Redirect> >::iterator i = to_be_renamed.begin(); i != to_be_renamed.end(); ++i) {
 745                 rename_redirect (*i);
 746         }
 747 }
 748
 749 void
 750 RedirectBox::cut_redirects ()
 751 {
 752         vector<boost::shared_ptr<Redirect> > to_be_removed;
 753
 754         get_selected_redirects (to_be_removed);
 755
 756         if (to_be_removed.empty()) {
 757                 return;
 758         }
 759
 760         /* this essentially transfers ownership of the redirect
 761            of the redirect from the route to the mixer
 762            selection.
 763         */
 764
 765         _rr_selection.set (to_be_removed);
 766
 767         no_redirect_redisplay = true;
 768         for (vector<boost::shared_ptr<Redirect> >::iterator i = to_be_removed.begin(); i != to_be_removed.end(); ++i) {
 769                 // Do not cut inserts or sends
 770                 if (boost::dynamic_pointer_cast<PluginInsert>((*i)) != 0) {
 771                         void* gui = (*i)->get_gui ();
 772
 773                         if (gui) {
 774                                 static_cast<Gtk::Widget*>(gui)->hide ();
 775                         }
 776
 777                         if (_route->remove_redirect (*i, this)) {
 778                                 /* removal failed */
 779                                 _rr_selection.remove (*i);
 780                         }
 781                 } else {
 782                         _rr_selection.remove (*i);
 783                 }
 784
 785         }
 786         no_redirect_redisplay = false;
 787         redisplay_redirects (this);
 788 }
 789
 790 void
 791 RedirectBox::copy_redirects ()
 792 {
 793         vector<boost::shared_ptr<Redirect> > to_be_copied;
 794         vector<boost::shared_ptr<Redirect> > copies;
 795
 796         get_selected_redirects (to_be_copied);
 797
 798         if (to_be_copied.empty()) {
 799                 return;
 800         }
 801
 802         for (vector<boost::shared_ptr<Redirect> >::iterator i = to_be_copied.begin(); i != to_be_copied.end(); ++i) {
 803                 // Do not copy inserts or sends
 804                 if (boost::dynamic_pointer_cast<PluginInsert>((*i)) != 0) {
 805                         copies.push_back (Redirect::clone (*i));
 806                 }
 807         }
 808
 809         _rr_selection.set (copies);
 810
 811 }
 812
 813 void
 814 RedirectBox::delete_redirects ()
 815 {
 816         vector<boost::shared_ptr<Redirect> > to_be_deleted;
 817
 818         get_selected_redirects (to_be_deleted);
 819
 820         if (to_be_deleted.empty()) {
 821                 return;
 822         }
 823
 824         for (vector<boost::shared_ptr<Redirect> >::iterator i = to_be_deleted.begin(); i != to_be_deleted.end(); ++i) {
 825
 826                 void* gui = (*i)->get_gui ();
 827
 828                 if (gui) {
 829                         static_cast<Gtk::Widget*>(gui)->hide ();
 830                 }
 831
 832                 _route->remove_redirect( *i, this);
 833         }
 834
 835         no_redirect_redisplay = false;
 836         redisplay_redirects (this);
 837 }
 838
 839 gint
 840 RedirectBox::idle_delete_redirect (boost::weak_ptr<Redirect> weak_redirect)
 841 {
 842         boost::shared_ptr<Redirect> redirect (weak_redirect.lock());
 843
 844         if (!redirect) {
 845                 return false;
 846         }
 847
 848         /* NOT copied to _mixer.selection() */
 849
 850         no_redirect_redisplay = true;
 851         _route->remove_redirect (redirect, this);
 852         no_redirect_redisplay = false;
 853         redisplay_redirects (this);
 854
 855         return false;
 856 }
 857
 858 void
 859 RedirectBox::rename_redirect (boost::shared_ptr<Redirect> redirect)
 860 {
 861         ArdourPrompter name_prompter (true);
 862         string result;
 863         name_prompter.set_prompt (_("rename redirect"));
 864         name_prompter.set_initial_text (redirect->name());
 865         name_prompter.add_button (_("Rename"), Gtk::RESPONSE_ACCEPT);
 866         name_prompter.set_response_sensitive (Gtk::RESPONSE_ACCEPT, false);
 867         name_prompter.show_all ();
 868
 869         switch (name_prompter.run ()) {
 870
 871         case Gtk::RESPONSE_ACCEPT:
 872         name_prompter.get_result (result);
 873         if (result.length()) {
 874                         redirect->set_name (result, this);
 875                 }
 876                 break;
 877         }
 878
 879         return;
 880 }
 881
 882 void
 883 RedirectBox::cut_redirect (boost::shared_ptr<Redirect> redirect)
 884 {
 885         /* this essentially transfers ownership of the redirect
 886            of the redirect from the route to the mixer
 887            selection.
 888         */
 889
 890         _rr_selection.add (redirect);
 891
 892         void* gui = redirect->get_gui ();
 893
 894         if (gui) {
 895                 static_cast<Gtk::Widget*>(gui)->hide ();
 896         }
 897
 898         no_redirect_redisplay = true;
 899         if (_route->remove_redirect (redirect, this)) {
 900                 _rr_selection.remove (redirect);
 901         }
 902         no_redirect_redisplay = false;
 903         redisplay_redirects (this);
 904 }
 905
 906 void
 907 RedirectBox::copy_redirect (boost::shared_ptr<Redirect> redirect)
 908 {
 909         boost::shared_ptr<Redirect> copy = Redirect::clone (redirect);
 910         _rr_selection.add (copy);
 911 }
 912
 913 void
 914 RedirectBox::paste_redirects ()
 915 {
 916         if (_rr_selection.redirects.empty()) {
 917                 return;
 918         }
 919
 920         paste_redirect_list (_rr_selection.redirects);
 921 }
 922
 923 void
 924 RedirectBox::paste_redirect_list (list<boost::shared_ptr<Redirect> >& redirects)
 925 {
 926         list<boost::shared_ptr<Redirect> > copies;
 927
 928         for (list<boost::shared_ptr<Redirect> >::iterator i = redirects.begin(); i != redirects.end(); ++i) {
 929
 930                 boost::shared_ptr<Redirect> copy = Redirect::clone (*i);
 931
 932                 copy->set_placement (_placement, this);
 933                 copies.push_back (copy);
 934         }
 935
 936         if (_route->add_redirects (copies, this)) {
 937
 938                 string msg = _(
 939                         "Copying the set of redirects on the clipboard failed,\n\
 940 probably because the I/O configuration of the plugins\n\
 941 could not match the configuration of this track.");
 942                 MessageDialog am (msg);
 943                 am.run ();
 944         }
 945 }
 946
 947 void
 948 RedirectBox::activate_redirect (boost::shared_ptr<Redirect> r)
 949 {
 950         r->set_active (true, 0);
 951 }
 952
 953 void
 954 RedirectBox::deactivate_redirect (boost::shared_ptr<Redirect> r)
 955 {
 956         r->set_active (false, 0);
 957 }
 958
 959 void
 960 RedirectBox::get_selected_redirects (vector<boost::shared_ptr<Redirect> >& redirects)
 961 {
 962     vector<Gtk::TreeModel::Path> pathlist = redirect_display.get_selection()->get_selected_rows();
 963
 964     for (vector<Gtk::TreeModel::Path>::iterator iter = pathlist.begin(); iter != pathlist.end(); ++iter) {
 965             redirects.push_back ((*(model->get_iter(*iter)))[columns.redirect]);
 966     }
 967 }
 968
 969 void
 970 RedirectBox::for_selected_redirects (void (RedirectBox::*pmf)(boost::shared_ptr<Redirect>))
 971 {
 972     vector<Gtk::TreeModel::Path> pathlist = redirect_display.get_selection()->get_selected_rows();
 973
 974         for (vector<Gtk::TreeModel::Path>::iterator iter = pathlist.begin(); iter != pathlist.end(); ++iter) {
 975                 boost::shared_ptr<Redirect> redirect = (*(model->get_iter(*iter)))[columns.redirect];
 976                 (this->*pmf)(redirect);
 977         }
 978 }
 979
 980 void
 981 RedirectBox::clone_redirects ()
 982 {
 983         RouteSelection& routes (_rr_selection.routes);
 984
 985         if (!routes.empty()) {
 986                 if (_route->copy_redirects (*routes.front(), _placement)) {
 987                         string msg = _(
 988 "Copying the set of redirects on the clipboard failed,\n\
 989 probably because the I/O configuration of the plugins\n\
 990 could not match the configuration of this track.");
 991                         MessageDialog am (msg);
 992                         am.run ();
 993                 }
 994         }
 995 }
 996
 997 void
 998 RedirectBox::all_redirects_active (bool state)
 999 {
1000         _route->all_redirects_active (_placement, state);
1001 }
1002
1003 void
1004 RedirectBox::clear_redirects ()
1005 {
1006         string prompt;
1007         vector<string> choices;
1008
1009         if (boost::dynamic_pointer_cast<AudioTrack>(_route) != 0) {
1010                 if (_placement == PreFader) {
1011                         prompt = _("Do you really want to remove all pre-fader redirects from this track?\n"
1012                                    "(this cannot be undone)");
1013                 } else {
1014                         prompt = _("Do you really want to remove all post-fader redirects from this track?\n"
1015                                    "(this cannot be undone)");
1016                 }
1017         } else {
1018                 if (_placement == PreFader) {
1019                         prompt = _("Do you really want to remove all pre-fader redirects from this bus?\n"
1020                                    "(this cannot be undone)");
1021                 } else {
1022                         prompt = _("Do you really want to remove all post-fader redirects from this bus?\n"
1023                                    "(this cannot be undone)");
1024                 }
1025         }
1026
1027         choices.push_back (_("Cancel"));
1028         choices.push_back (_("Yes, remove them all"));
1029
1030         Gtkmm2ext::Choice prompter (prompt, choices);
1031
1032         if (prompter.run () == 1) {
1033                 _route->clear_redirects (_placement, this);
1034         }
1035 }
1036
1037 void
1038 RedirectBox::edit_redirect (boost::shared_ptr<Redirect> redirect)
1039 {
1040         boost::shared_ptr<Insert> insert;
1041
1042         if (boost::dynamic_pointer_cast<AudioTrack>(_route) != 0) {
1043
1044                 if (boost::dynamic_pointer_cast<AudioTrack> (_route)->freeze_state() == AudioTrack::Frozen) {
1045                         return;
1046                 }
1047         }
1048
1049         if ((insert = boost::dynamic_pointer_cast<Insert> (redirect)) == 0) {
1050
1051                 /* it's a send */
1052
1053                 if (!_session.engine().connected()) {
1054                         return;
1055                 }
1056
1057                 boost::shared_ptr<Send> send = boost::dynamic_pointer_cast<Send> (redirect);
1058
1059                 SendUIWindow *send_ui;
1060
1061                 if (send->get_gui() == 0) {
1062
1063                         send_ui = new SendUIWindow (send, _session);
1064
1065                         WindowTitle title(Glib::get_application_name());
1066                         title += send->name();
1067                         send_ui->set_title (title.get_string());
1068
1069                         send->set_gui (send_ui);
1070
1071                 } else {
1072                         send_ui = reinterpret_cast<SendUIWindow *> (send->get_gui());
1073                 }
1074
1075                 if (send_ui->is_visible()) {
1076                         send_ui->get_window()->raise ();
1077                 } else {
1078                         send_ui->show_all ();
1079                         send_ui->present ();
1080                 }
1081
1082         } else {
1083
1084                 /* it's an insert */
1085
1086                 boost::shared_ptr<PluginInsert> plugin_insert;
1087                 boost::shared_ptr<PortInsert> port_insert;
1088
1089                 if ((plugin_insert = boost::dynamic_pointer_cast<PluginInsert> (insert)) != 0) {
1090
1091                         PluginUIWindow *plugin_ui;
1092
1093                         /* these are both allowed to be null */
1094
1095                         Container* toplevel = get_toplevel();
1096                         Window* win = dynamic_cast<Gtk::Window*>(toplevel);
1097
1098                         if (plugin_insert->get_gui() == 0) {
1099
1100                                 plugin_ui = new PluginUIWindow (win, plugin_insert);
1101
1102                                 WindowTitle title(Glib::get_application_name());
1103                                 title += generate_redirect_title (plugin_insert);
1104                                 plugin_ui->set_title (title.get_string());
1105
1106                                 plugin_insert->set_gui (plugin_ui);
1107
1108                                 // change window title when route name is changed
1109                                 _route->name_changed.connect (bind (mem_fun(*this, &RedirectBox::route_name_changed), plugin_ui, boost::weak_ptr<PluginInsert> (plugin_insert)));
1110
1111                         } else {
1112                                 plugin_ui = reinterpret_cast<PluginUIWindow *> (plugin_insert->get_gui());
1113                                 plugin_ui->set_parent (win);
1114                         }
1115
1116                         if (plugin_ui->is_visible()) {
1117                                 plugin_ui->get_window()->raise ();
1118                         } else {
1119                                 plugin_ui->show_all ();
1120                                 plugin_ui->present ();
1121                         }
1122
1123                 } else if ((port_insert = boost::dynamic_pointer_cast<PortInsert> (insert)) != 0) {
1124
1125                         if (!_session.engine().connected()) {
1126                                 MessageDialog msg ( _("Not connected to JACK - no I/O changes are possible"));
1127                                 msg.run ();
1128                                 return;
1129                         }
1130
1131                         PortInsertWindow *io_selector;
1132
1133                         if (port_insert->get_gui() == 0) {
1134                                 io_selector = new PortInsertWindow (_session, port_insert);
1135                                 port_insert->set_gui (io_selector);
1136
1137                         } else {
1138                                 io_selector = reinterpret_cast<PortInsertWindow *> (port_insert->get_gui());
1139                         }
1140
1141                         if (io_selector->is_visible()) {
1142                                 io_selector->get_window()->raise ();
1143                         } else {
1144                                 io_selector->show_all ();
1145                                 io_selector->present ();
1146                         }
1147                 }
1148         }
1149 }
1150
1151 bool
1152 RedirectBox::enter_box (GdkEventCrossing *ev, RedirectBox* rb)
1153 {
1154         switch (ev->detail) {
1155         case GDK_NOTIFY_INFERIOR:
1156                 break;
1157
1158         case GDK_NOTIFY_VIRTUAL:
1159                 /* fallthru */
1160
1161         default:
1162                 _current_redirect_box = rb;
1163         }
1164
1165         return false;
1166 }
1167
1168 void
1169 RedirectBox::register_actions ()
1170 {
1171         Glib::RefPtr<Gtk::ActionGroup> popup_act_grp = Gtk::ActionGroup::create(X_("redirectmenu"));
1172         Glib::RefPtr<Action> act;
1173
1174         /* new stuff */
1175         ActionManager::register_action (popup_act_grp, X_("newplugin"), _("New Plugin ..."),  sigc::ptr_fun (RedirectBox::rb_choose_plugin));
1176
1177         act = ActionManager::register_action (popup_act_grp, X_("newinsert"), _("New Insert"),  sigc::ptr_fun (RedirectBox::rb_choose_insert));
1178         ActionManager::jack_sensitive_actions.push_back (act);
1179         act = ActionManager::register_action (popup_act_grp, X_("newsend"), _("New Send ..."),  sigc::ptr_fun (RedirectBox::rb_choose_send));
1180         ActionManager::jack_sensitive_actions.push_back (act);
1181
1182         ActionManager::register_action (popup_act_grp, X_("clear"), _("Clear"),  sigc::ptr_fun (RedirectBox::rb_clear));
1183
1184         /* standard editing stuff */
1185         act = ActionManager::register_action (popup_act_grp, X_("cut"), _("Cut"),  sigc::ptr_fun (RedirectBox::rb_cut));
1186         ActionManager::plugin_selection_sensitive_actions.push_back(act);
1187         act = ActionManager::register_action (popup_act_grp, X_("copy"), _("Copy"),  sigc::ptr_fun (RedirectBox::rb_copy));
1188         ActionManager::plugin_selection_sensitive_actions.push_back(act);
1189
1190         act = ActionManager::register_action (popup_act_grp, X_("delete"), _("Delete"),  sigc::ptr_fun (RedirectBox::rb_delete));
1191         ActionManager::plugin_selection_sensitive_actions.push_back(act); // ??
1192
1193         paste_action = ActionManager::register_action (popup_act_grp, X_("paste"), _("Paste"),  sigc::ptr_fun (RedirectBox::rb_paste));
1194         act = ActionManager::register_action (popup_act_grp, X_("rename"), _("Rename"),  sigc::ptr_fun (RedirectBox::rb_rename));
1195         ActionManager::plugin_selection_sensitive_actions.push_back(act);
1196         ActionManager::register_action (popup_act_grp, X_("selectall"), _("Select All"),  sigc::ptr_fun (RedirectBox::rb_select_all));
1197         ActionManager::register_action (popup_act_grp, X_("deselectall"), _("Deselect All"),  sigc::ptr_fun (RedirectBox::rb_deselect_all));
1198
1199         /* activation */
1200         act = ActionManager::register_action (popup_act_grp, X_("activate"), _("Activate"),  sigc::ptr_fun (RedirectBox::rb_activate));
1201         ActionManager::plugin_selection_sensitive_actions.push_back(act);
1202         act = ActionManager::register_action (popup_act_grp, X_("deactivate"), _("Deactivate"),  sigc::ptr_fun (RedirectBox::rb_deactivate));
1203         ActionManager::plugin_selection_sensitive_actions.push_back(act);
1204         ActionManager::register_action (popup_act_grp, X_("activate_all"), _("Activate all"),  sigc::ptr_fun (RedirectBox::rb_activate_all));
1205         ActionManager::register_action (popup_act_grp, X_("deactivate_all"), _("Deactivate all"),  sigc::ptr_fun (RedirectBox::rb_deactivate_all));
1206
1207         /* show editors */
1208         act = ActionManager::register_action (popup_act_grp, X_("edit"), _("Edit"),  sigc::ptr_fun (RedirectBox::rb_edit));
1209         ActionManager::plugin_selection_sensitive_actions.push_back(act);
1210
1211         ActionManager::add_action_group (popup_act_grp);
1212
1213
1214 }
1215
1216 void
1217 RedirectBox::rb_choose_plugin ()
1218 {
1219         if (_current_redirect_box == 0) {
1220                 return;
1221         }
1222         _current_redirect_box->choose_plugin ();
1223 }
1224
1225 void
1226 RedirectBox::rb_choose_insert ()
1227 {
1228         if (_current_redirect_box == 0) {
1229                 return;
1230         }
1231         _current_redirect_box->choose_insert ();
1232 }
1233
1234 void
1235 RedirectBox::rb_choose_send ()
1236 {
1237         if (_current_redirect_box == 0) {
1238                 return;
1239         }
1240         _current_redirect_box->choose_send ();
1241 }
1242
1243 void
1244 RedirectBox::rb_clear ()
1245 {
1246         if (_current_redirect_box == 0) {
1247                 return;
1248         }
1249
1250         _current_redirect_box->clear_redirects ();
1251 }
1252
1253 void
1254 RedirectBox::rb_cut ()
1255 {
1256         if (_current_redirect_box == 0) {
1257                 return;
1258         }
1259
1260         _current_redirect_box->cut_redirects ();
1261 }
1262
1263 void
1264 RedirectBox::rb_delete ()
1265 {
1266         if (_current_redirect_box == 0) {
1267                 return;
1268         }
1269
1270         _current_redirect_box->delete_redirects ();
1271 }
1272
1273 void
1274 RedirectBox::rb_copy ()
1275 {
1276         if (_current_redirect_box == 0) {
1277                 return;
1278         }
1279         _current_redirect_box->copy_redirects ();
1280 }
1281
1282 void
1283 RedirectBox::rb_paste ()
1284 {
1285         if (_current_redirect_box == 0) {
1286                 return;
1287         }
1288
1289         _current_redirect_box->paste_redirects ();
1290 }
1291
1292 void
1293 RedirectBox::rb_rename ()
1294 {
1295         if (_current_redirect_box == 0) {
1296                 return;
1297         }
1298         _current_redirect_box->rename_redirects ();
1299 }
1300
1301 void
1302 RedirectBox::rb_select_all ()
1303 {
1304         if (_current_redirect_box == 0) {
1305                 return;
1306         }
1307
1308         _current_redirect_box->select_all_redirects ();
1309 }
1310
1311 void
1312 RedirectBox::rb_deselect_all ()
1313 {
1314         if (_current_redirect_box == 0) {
1315                 return;
1316         }
1317
1318         _current_redirect_box->deselect_all_redirects ();
1319 }
1320
1321 void
1322 RedirectBox::rb_activate ()
1323 {
1324         if (_current_redirect_box == 0) {
1325                 return;
1326         }
1327
1328         _current_redirect_box->for_selected_redirects (&RedirectBox::activate_redirect);
1329 }
1330
1331 void
1332 RedirectBox::rb_deactivate ()
1333 {
1334         if (_current_redirect_box == 0) {
1335                 return;
1336         }
1337         _current_redirect_box->for_selected_redirects (&RedirectBox::deactivate_redirect);
1338 }
1339
1340 void
1341 RedirectBox::rb_activate_all ()
1342 {
1343         if (_current_redirect_box == 0) {
1344                 return;
1345         }
1346
1347         _current_redirect_box->all_redirects_active (true);
1348 }
1349
1350 void
1351 RedirectBox::rb_deactivate_all ()
1352 {
1353         if (_current_redirect_box == 0) {
1354                 return;
1355         }
1356         _current_redirect_box->all_redirects_active (false);
1357 }
1358
1359 void
1360 RedirectBox::rb_edit ()
1361 {
1362         if (_current_redirect_box == 0) {
1363                 return;
1364         }
1365
1366         _current_redirect_box->for_selected_redirects (&RedirectBox::edit_redirect);
1367 }
1368
1369 void
1370 RedirectBox::route_name_changed (void* src, PluginUIWindow* plugin_ui, boost::weak_ptr<PluginInsert> wpi)
1371 {
1372         ENSURE_GUI_THREAD(bind (mem_fun (*this, &RedirectBox::route_name_changed), src, plugin_ui, wpi));
1373         boost::shared_ptr<PluginInsert> pi (wpi.lock());
1374
1375
1376         if (pi) {
1377                 WindowTitle title(Glib::get_application_name());
1378                 title += generate_redirect_title (pi);
1379                 plugin_ui->set_title (title.get_string());
1380         }
1381 }
1382
1383 string
1384 RedirectBox::generate_redirect_title (boost::shared_ptr<PluginInsert> pi)
1385 {
1386         string maker = pi->plugin()->maker() ? pi->plugin()->maker() : "";
1387         string::size_type email_pos;
1388
1389         if ((email_pos = maker.find_first_of ('<')) != string::npos) {
1390                 maker = maker.substr (0, email_pos - 1);
1391         }
1392
1393         if (maker.length() > 32) {
1394                 maker = maker.substr (0, 32);
1395                 maker += " ...";
1396         }
1397
1398         return string_compose(_("%1: %2 (by %3)"), _route->name(), pi->name(), maker);
1399 }
1400