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         Gtk::MenuItem* plugin_menu_item = dynamic_cast<Gtk::MenuItem*>(ActionManager::get_widget("/redirectmenu/newplugin"));
 262
 263         if (plugin_menu_item) {
 264                 plugin_menu_item->set_submenu (_plugin_selector.plugin_menu());
 265         }
 266
 267         paste_action->set_sensitive (!_rr_selection.redirects.empty());
 268
 269         redirect_menu->popup (1, arg);
 270 }
 271
 272 void
 273 RedirectBox::redirect_drag_begin (GdkDragContext *context)
 274 {
 275         redirect_drag_in_progress = true;
 276 }
 277
 278 void
 279 RedirectBox::redirect_drag_end (GdkDragContext *context)
 280 {
 281         redirect_drag_in_progress = false;
 282 }
 283
 284 bool
 285 RedirectBox::redirect_button_press_event (GdkEventButton *ev)
 286 {
 287         TreeIter iter;
 288         TreeModel::Path path;
 289         TreeViewColumn* column;
 290         int cellx;
 291         int celly;
 292         boost::shared_ptr<Redirect> redirect;
 293         int ret = false;
 294         bool selected = false;
 295
 296         if (redirect_display.get_path_at_pos ((int)ev->x, (int)ev->y, path, column, cellx, celly)) {
 297                 if ((iter = model->get_iter (path))) {
 298                         redirect = (*iter)[columns.redirect];
 299                         selected = redirect_display.get_selection()->is_selected (iter);
 300                 }
 301
 302         }
 303
 304         if (redirect && (Keyboard::is_edit_event (ev) || (ev->button == 1 && ev->type == GDK_2BUTTON_PRESS))) {
 305
 306                 if (_session.engine().connected()) {
 307                         /* XXX giving an error message here is hard, because we may be in the midst of a button press */
 308                         edit_redirect (redirect);
 309                 }
 310                 ret = true;
 311
 312         } else if (redirect && ev->button == 1 && selected) {
 313
 314                 // this is purely informational but necessary
 315                 RedirectSelected (redirect); // emit
 316         }
 317
 318         return ret;
 319 }
 320
 321 bool
 322 RedirectBox::redirect_button_release_event (GdkEventButton *ev)
 323 {
 324         TreeIter iter;
 325         TreeModel::Path path;
 326         TreeViewColumn* column;
 327         int cellx;
 328         int celly;
 329         boost::shared_ptr<Redirect> redirect;
 330         int ret = false;
 331
 332
 333         if (redirect_display.get_path_at_pos ((int)ev->x, (int)ev->y, path, column, cellx, celly)) {
 334                 if ((iter = model->get_iter (path))) {
 335                         redirect = (*iter)[columns.redirect];
 336                 }
 337         }
 338
 339         if (redirect && Keyboard::is_delete_event (ev)) {
 340
 341                 Glib::signal_idle().connect (bind (mem_fun(*this, &RedirectBox::idle_delete_redirect), boost::weak_ptr<Redirect>(redirect)));
 342                 ret = true;
 343
 344         } else if (Keyboard::is_context_menu_event (ev)) {
 345
 346                 show_redirect_menu(ev->time);
 347                 ret = true;
 348
 349         } else if (redirect && (ev->button == 2) && (Keyboard::no_modifier_keys_pressed (ev) && ((ev->state & Gdk::BUTTON2_MASK) == Gdk::BUTTON2_MASK))) {
 350
 351                 /* button2-click with no modifiers */
 352
 353                 redirect->set_active (!redirect->active(), this);
 354                 ret = true;
 355
 356         }
 357
 358         return ret;
 359 }
 360
 361 Menu *
 362 RedirectBox::build_redirect_menu ()
 363 {
 364         redirect_menu = dynamic_cast<Gtk::Menu*>(ActionManager::get_widget("/redirectmenu") );
 365         redirect_menu->set_name ("ArdourContextMenu");
 366
 367         show_all_children();
 368
 369         return redirect_menu;
 370 }
 371
 372 void
 373 RedirectBox::selection_changed ()
 374 {
 375         bool sensitive = (redirect_display.get_selection()->count_selected_rows()) ? true : false;
 376         ActionManager::set_sensitive (ActionManager::plugin_selection_sensitive_actions, sensitive);
 377 }
 378
 379 void
 380 RedirectBox::select_all_redirects ()
 381 {
 382         redirect_display.get_selection()->select_all();
 383 }
 384
 385 void
 386 RedirectBox::deselect_all_redirects ()
 387 {
 388         redirect_display.get_selection()->unselect_all();
 389 }
 390
 391 void
 392 RedirectBox::choose_plugin ()
 393 {
 394         newplug_connection = _plugin_selector.PluginCreated.connect (mem_fun(*this,&RedirectBox::insert_plugin_chosen));
 395         // Gtk::Menu& m = _plugin_selector.plugin_menu();
 396         // m.popup (1, 0);
 397 }
 398
 399 void
 400 RedirectBox::insert_plugin_chosen (boost::shared_ptr<Plugin> plugin)
 401 {
 402         if (plugin) {
 403
 404                 boost::shared_ptr<Redirect> redirect (new PluginInsert (_session, plugin, _placement));
 405
 406                 uint32_t err_streams;
 407
 408                 if (_route->add_redirect (redirect, this, &err_streams)) {
 409                         weird_plugin_dialog (*plugin, err_streams, _route);
 410                 } else {
 411                         if (Profile->get_sae()) {
 412                                 redirect->set_active (true, 0);
 413                         }
 414                         redirect->active_changed.connect (bind (mem_fun (*this, &RedirectBox::show_redirect_active_r), boost::weak_ptr<Redirect>(redirect)));
 415                 }
 416         }
 417
 418         newplug_connection.disconnect();
 419 }
 420
 421 void
 422 RedirectBox::weird_plugin_dialog (Plugin& p, uint32_t streams, boost::shared_ptr<IO> io)
 423 {
 424         ArdourDialog dialog (_("ardour: weird plugin dialog"));
 425         Label label;
 426
 427         /* i hate this kind of code */
 428
 429         if (streams > (unsigned)p.get_info()->n_inputs) {
 430                 label.set_text (string_compose (_(
 431 "You attempted to add a plugin (%1).\n"
 432 "The plugin has %2 inputs\n"
 433 "but at the insertion point, there are\n"
 434 "%3 active signal streams.\n"
 435 "\n"
 436 "This makes no sense - you are throwing away\n"
 437 "part of the signal."),
 438                                          p.name(),
 439                                          p.get_info()->n_inputs,
 440                                          streams));
 441         } else if (streams < (unsigned)p.get_info()->n_inputs) {
 442                 label.set_text (string_compose (_(
 443 "You attempted to add a plugin (%1).\n"
 444 "The plugin has %2 inputs\n"
 445 "but at the insertion point there are\n"
 446 "only %3 active signal streams.\n"
 447 "\n"
 448 "This makes no sense - unless the plugin supports\n"
 449 "side-chain inputs. A future version of Ardour will\n"
 450 "support this type of configuration."),
 451                                          p.name(),
 452                                          p.get_info()->n_inputs,
 453                                          streams));
 454         } else {
 455                 label.set_text (string_compose (_(
 456 "You attempted to add a plugin (%1).\n"
 457 "\n"
 458 "The I/O configuration doesn't make sense:\n"
 459 "\n"
 460 "The plugin has %2 inputs and %3 outputs.\n"
 461 "The track/bus has %4 inputs and %5 outputs.\n"
 462 "The insertion point, has %6 active signals.\n"
 463 "\n"
 464 "Ardour does not understand what to do in such situations.\n"),
 465                                          p.name(),
 466                                          p.get_info()->n_inputs,
 467                                          p.get_info()->n_outputs,
 468                                          io->n_inputs(),
 469                                          io->n_outputs(),
 470                                          streams));
 471         }
 472
 473         dialog.get_vbox()->pack_start (label);
 474         dialog.add_button (Stock::OK, RESPONSE_ACCEPT);
 475
 476         dialog.set_name (X_("PluginIODialog"));
 477         dialog.set_position (Gtk::WIN_POS_MOUSE);
 478         dialog.set_modal (true);
 479         dialog.show_all ();
 480
 481         dialog.run ();
 482 }
 483
 484 void
 485 RedirectBox::choose_insert ()
 486 {
 487         boost::shared_ptr<Redirect> redirect (new PortInsert (_session, _placement));
 488         redirect->active_changed.connect (bind (mem_fun(*this, &RedirectBox::show_redirect_active_r), boost::weak_ptr<Redirect>(redirect)));
 489         _route->add_redirect (redirect, this);
 490 }
 491
 492 void
 493 RedirectBox::choose_send ()
 494 {
 495         boost::shared_ptr<Send> send (new Send (_session, _placement));
 496
 497         /* XXX need redirect lock on route */
 498
 499         send->ensure_io (0, _route->max_redirect_outs(), false, this);
 500
 501         IOSelectorWindow *ios = new IOSelectorWindow (_session, send, false, true);
 502
 503         ios->show_all ();
 504
 505         boost::shared_ptr<Redirect> r = boost::static_pointer_cast<Redirect>(send);
 506
 507         ios->selector().Finished.connect (bind (mem_fun(*this, &RedirectBox::send_io_finished), boost::weak_ptr<Redirect>(r), ios));
 508 }
 509
 510 void
 511 RedirectBox::send_io_finished (IOSelector::Result r, boost::weak_ptr<Redirect> weak_redirect, IOSelectorWindow* ios)
 512 {
 513         boost::shared_ptr<Redirect> redirect (weak_redirect.lock());
 514
 515         if (!redirect) {
 516                 return;
 517         }
 518
 519         switch (r) {
 520         case IOSelector::Cancelled:
 521                 // redirect will go away when all shared_ptrs to it vanish
 522                 break;
 523
 524         case IOSelector::Accepted:
 525                 _route->add_redirect (redirect, this);
 526                 break;
 527         }
 528
 529         delete_when_idle (ios);
 530 }
 531
 532 void
 533 RedirectBox::redisplay_redirects (void *src)
 534 {
 535         ENSURE_GUI_THREAD(bind (mem_fun(*this, &RedirectBox::redisplay_redirects), src));
 536
 537         if (no_redirect_redisplay) {
 538                 return;
 539         }
 540
 541         ignore_delete = true;
 542         model->clear ();
 543         ignore_delete = false;
 544
 545         redirect_active_connections.clear ();
 546         redirect_name_connections.clear ();
 547
 548         void (RedirectBox::*pmf)(boost::shared_ptr<Redirect>) = &RedirectBox::add_redirect_to_display;
 549         _route->foreach_redirect (this, pmf);
 550
 551         switch (_placement) {
 552         case PreFader:
 553                 build_redirect_tooltip(redirect_eventbox, _("Pre-fader inserts, sends & plugins:"));
 554                 break;
 555         case PostFader:
 556                 build_redirect_tooltip(redirect_eventbox, _("Post-fader inserts, sends & plugins:"));
 557                 break;
 558         }
 559 }
 560
 561 void
 562 RedirectBox::add_redirect_to_display (boost::shared_ptr<Redirect> redirect)
 563 {
 564         if (redirect->placement() != _placement) {
 565                 return;
 566         }
 567
 568         Gtk::TreeModel::Row row = *(model->append());
 569         row[columns.text] = redirect_name (redirect);
 570         row[columns.redirect] = redirect;
 571
 572         show_redirect_active (redirect);
 573
 574         redirect_active_connections.push_back (redirect->active_changed.connect (bind (mem_fun(*this, &RedirectBox::show_redirect_active_r), boost::weak_ptr<Redirect>(redirect))));
 575         redirect_name_connections.push_back (redirect->name_changed.connect (bind (mem_fun(*this, &RedirectBox::show_redirect_name), boost::weak_ptr<Redirect>(redirect))));
 576 }
 577
 578 string
 579 RedirectBox::redirect_name (boost::weak_ptr<Redirect> weak_redirect)
 580 {
 581         boost::shared_ptr<Redirect> redirect (weak_redirect.lock());
 582
 583         if (!redirect) {
 584                 return string();
 585         }
 586
 587         boost::shared_ptr<Send> send;
 588         string name_display;
 589
 590         if (!redirect->active()) {
 591                 name_display = " (";
 592         }
 593
 594         if ((send = boost::dynamic_pointer_cast<Send> (redirect)) != 0) {
 595
 596                 name_display += '>';
 597
 598                 /* grab the send name out of its overall name */
 599
 600                 string::size_type lbracket, rbracket;
 601                 lbracket = send->name().find ('[');
 602                 rbracket = send->name().find (']');
 603
 604                 switch (_width) {
 605                 case Wide:
 606                         name_display += send->name().substr (lbracket+1, lbracket-rbracket-1);
 607                         break;
 608                 case Narrow:
 609                         name_display += PBD::short_version (send->name().substr (lbracket+1, lbracket-rbracket-1), 4);
 610                         break;
 611                 }
 612
 613         } else {
 614
 615                 switch (_width) {
 616                 case Wide:
 617                         name_display += redirect->name();
 618                         break;
 619                 case Narrow:
 620                         name_display += PBD::short_version (redirect->name(), 5);
 621                         break;
 622                 }
 623
 624         }
 625
 626         if (!redirect->active()) {
 627                 name_display += ')';
 628         }
 629
 630         return name_display;
 631 }
 632
 633 void
 634 RedirectBox::build_redirect_tooltip (EventBox& box, string start)
 635 {
 636         string tip(start);
 637
 638         Gtk::TreeModel::Children children = model->children();
 639         for(Gtk::TreeModel::Children::iterator iter = children.begin(); iter != children.end(); ++iter) {
 640                 Gtk::TreeModel::Row row = *iter;
 641                 tip += '\n';
 642                 tip += row[columns.text];
 643         }
 644         ARDOUR_UI::instance()->tooltips().set_tip (box, tip);
 645 }
 646
 647 void
 648 RedirectBox::show_redirect_name (void* src, boost::weak_ptr<Redirect> redirect)
 649 {
 650         ENSURE_GUI_THREAD(bind (mem_fun(*this, &RedirectBox::show_redirect_name), src, redirect));
 651         show_redirect_active (redirect);
 652 }
 653
 654 void
 655 RedirectBox::show_redirect_active_r (Redirect* r, void *src, boost::weak_ptr<Redirect> weak_redirect)
 656 {
 657         show_redirect_active (weak_redirect);
 658 }
 659
 660 void
 661 RedirectBox::show_redirect_active (boost::weak_ptr<Redirect> weak_redirect)
 662 {
 663         boost::shared_ptr<Redirect> redirect (weak_redirect.lock());
 664
 665         if (!redirect) {
 666                 return;
 667         }
 668
 669         ENSURE_GUI_THREAD(bind (mem_fun(*this, &RedirectBox::show_redirect_active), weak_redirect));
 670
 671         Gtk::TreeModel::Children children = model->children();
 672         Gtk::TreeModel::Children::iterator iter = children.begin();
 673
 674         while (iter != children.end()) {
 675
 676                 boost::shared_ptr<Redirect> r = (*iter)[columns.redirect];
 677
 678                 if (r == redirect) {
 679                         (*iter)[columns.text] = redirect_name (r);
 680
 681                         if (redirect->active()) {
 682                                 (*iter)[columns.color] = *active_redirect_color;
 683                         } else {
 684                                 (*iter)[columns.color] = *inactive_redirect_color;
 685                         }
 686                         break;
 687                 }
 688
 689                 iter++;
 690         }
 691 }
 692
 693 void
 694 RedirectBox::row_deleted (const Gtk::TreeModel::Path& path)
 695 {
 696         if (!ignore_delete) {
 697                 compute_redirect_sort_keys ();
 698         }
 699 }
 700
 701 void
 702 RedirectBox::compute_redirect_sort_keys ()
 703 {
 704         uint32_t sort_key = 0;
 705         Gtk::TreeModel::Children children = model->children();
 706
 707         for (Gtk::TreeModel::Children::iterator iter = children.begin(); iter != children.end(); ++iter) {
 708                 boost::shared_ptr<Redirect> r = (*iter)[columns.redirect];
 709                 r->set_sort_key (sort_key);
 710                 sort_key++;
 711         }
 712
 713         if (_route->sort_redirects ()) {
 714
 715                 redisplay_redirects (0);
 716
 717                 /* now tell them about the problem */
 718
 719                 ArdourDialog dialog (_("ardour: weird plugin dialog"));
 720                 Label label;
 721
 722                 label.set_text (_("\
 723 You cannot reorder this set of redirects\n\
 724 in that way because the inputs and\n\
 725 outputs do not work correctly."));
 726
 727                 dialog.get_vbox()->pack_start (label);
 728                 dialog.add_button (Stock::OK, RESPONSE_ACCEPT);
 729
 730                 dialog.set_name (X_("PluginIODialog"));
 731                 dialog.set_position (Gtk::WIN_POS_MOUSE);
 732                 dialog.set_modal (true);
 733                 dialog.show_all ();
 734
 735                 dialog.run ();
 736         }
 737 }
 738
 739 void
 740 RedirectBox::rename_redirects ()
 741 {
 742         vector<boost::shared_ptr<Redirect> > to_be_renamed;
 743
 744         get_selected_redirects (to_be_renamed);
 745
 746         if (to_be_renamed.empty()) {
 747                 return;
 748         }
 749
 750         for (vector<boost::shared_ptr<Redirect> >::iterator i = to_be_renamed.begin(); i != to_be_renamed.end(); ++i) {
 751                 rename_redirect (*i);
 752         }
 753 }
 754
 755 void
 756 RedirectBox::cut_redirects ()
 757 {
 758         vector<boost::shared_ptr<Redirect> > to_be_removed;
 759
 760         get_selected_redirects (to_be_removed);
 761
 762         if (to_be_removed.empty()) {
 763                 return;
 764         }
 765
 766         /* this essentially transfers ownership of the redirect
 767            of the redirect from the route to the mixer
 768            selection.
 769         */
 770
 771         _rr_selection.set (to_be_removed);
 772
 773         no_redirect_redisplay = true;
 774         for (vector<boost::shared_ptr<Redirect> >::iterator i = to_be_removed.begin(); i != to_be_removed.end(); ++i) {
 775                 // Do not cut inserts or sends
 776                 if (boost::dynamic_pointer_cast<PluginInsert>((*i)) != 0) {
 777                         void* gui = (*i)->get_gui ();
 778
 779                         if (gui) {
 780                                 static_cast<Gtk::Widget*>(gui)->hide ();
 781                         }
 782
 783                         if (_route->remove_redirect (*i, this)) {
 784                                 /* removal failed */
 785                                 _rr_selection.remove (*i);
 786                         }
 787                 } else {
 788                         _rr_selection.remove (*i);
 789                 }
 790
 791         }
 792         no_redirect_redisplay = false;
 793         redisplay_redirects (this);
 794 }
 795
 796 void
 797 RedirectBox::copy_redirects ()
 798 {
 799         vector<boost::shared_ptr<Redirect> > to_be_copied;
 800         vector<boost::shared_ptr<Redirect> > copies;
 801
 802         get_selected_redirects (to_be_copied);
 803
 804         if (to_be_copied.empty()) {
 805                 return;
 806         }
 807
 808         for (vector<boost::shared_ptr<Redirect> >::iterator i = to_be_copied.begin(); i != to_be_copied.end(); ++i) {
 809                 // Do not copy inserts or sends
 810                 if (boost::dynamic_pointer_cast<PluginInsert>((*i)) != 0) {
 811                         copies.push_back (Redirect::clone (*i));
 812                 }
 813         }
 814
 815         _rr_selection.set (copies);
 816
 817 }
 818
 819 void
 820 RedirectBox::delete_redirects ()
 821 {
 822         vector<boost::shared_ptr<Redirect> > to_be_deleted;
 823
 824         get_selected_redirects (to_be_deleted);
 825
 826         if (to_be_deleted.empty()) {
 827                 return;
 828         }
 829
 830         for (vector<boost::shared_ptr<Redirect> >::iterator i = to_be_deleted.begin(); i != to_be_deleted.end(); ++i) {
 831
 832                 void* gui = (*i)->get_gui ();
 833
 834                 if (gui) {
 835                         static_cast<Gtk::Widget*>(gui)->hide ();
 836                 }
 837
 838                 _route->remove_redirect( *i, this);
 839         }
 840
 841         no_redirect_redisplay = false;
 842         redisplay_redirects (this);
 843 }
 844
 845 gint
 846 RedirectBox::idle_delete_redirect (boost::weak_ptr<Redirect> weak_redirect)
 847 {
 848         boost::shared_ptr<Redirect> redirect (weak_redirect.lock());
 849
 850         if (!redirect) {
 851                 return false;
 852         }
 853
 854         /* NOT copied to _mixer.selection() */
 855
 856         no_redirect_redisplay = true;
 857         _route->remove_redirect (redirect, this);
 858         no_redirect_redisplay = false;
 859         redisplay_redirects (this);
 860
 861         return false;
 862 }
 863
 864 void
 865 RedirectBox::rename_redirect (boost::shared_ptr<Redirect> redirect)
 866 {
 867         ArdourPrompter name_prompter (true);
 868         string result;
 869         name_prompter.set_prompt (_("rename redirect"));
 870         name_prompter.set_initial_text (redirect->name());
 871         name_prompter.add_button (_("Rename"), Gtk::RESPONSE_ACCEPT);
 872         name_prompter.set_response_sensitive (Gtk::RESPONSE_ACCEPT, false);
 873         name_prompter.show_all ();
 874
 875         switch (name_prompter.run ()) {
 876
 877         case Gtk::RESPONSE_ACCEPT:
 878         name_prompter.get_result (result);
 879         if (result.length()) {
 880                         redirect->set_name (result, this);
 881                 }
 882                 break;
 883         }
 884
 885         return;
 886 }
 887
 888 void
 889 RedirectBox::cut_redirect (boost::shared_ptr<Redirect> redirect)
 890 {
 891         /* this essentially transfers ownership of the redirect
 892            of the redirect from the route to the mixer
 893            selection.
 894         */
 895
 896         _rr_selection.add (redirect);
 897
 898         void* gui = redirect->get_gui ();
 899
 900         if (gui) {
 901                 static_cast<Gtk::Widget*>(gui)->hide ();
 902         }
 903
 904         no_redirect_redisplay = true;
 905         if (_route->remove_redirect (redirect, this)) {
 906                 _rr_selection.remove (redirect);
 907         }
 908         no_redirect_redisplay = false;
 909         redisplay_redirects (this);
 910 }
 911
 912 void
 913 RedirectBox::copy_redirect (boost::shared_ptr<Redirect> redirect)
 914 {
 915         boost::shared_ptr<Redirect> copy = Redirect::clone (redirect);
 916         _rr_selection.add (copy);
 917 }
 918
 919 void
 920 RedirectBox::paste_redirects ()
 921 {
 922         if (_rr_selection.redirects.empty()) {
 923                 return;
 924         }
 925
 926         paste_redirect_list (_rr_selection.redirects);
 927 }
 928
 929 void
 930 RedirectBox::paste_redirect_list (list<boost::shared_ptr<Redirect> >& redirects)
 931 {
 932         list<boost::shared_ptr<Redirect> > copies;
 933
 934         for (list<boost::shared_ptr<Redirect> >::iterator i = redirects.begin(); i != redirects.end(); ++i) {
 935
 936                 boost::shared_ptr<Redirect> copy = Redirect::clone (*i);
 937
 938                 copy->set_placement (_placement, this);
 939                 copies.push_back (copy);
 940         }
 941
 942         if (_route->add_redirects (copies, this)) {
 943
 944                 string msg = _(
 945                         "Copying the set of redirects on the clipboard failed,\n\
 946 probably because the I/O configuration of the plugins\n\
 947 could not match the configuration of this track.");
 948                 MessageDialog am (msg);
 949                 am.run ();
 950         }
 951 }
 952
 953 void
 954 RedirectBox::activate_redirect (boost::shared_ptr<Redirect> r)
 955 {
 956         r->set_active (true, 0);
 957 }
 958
 959 void
 960 RedirectBox::deactivate_redirect (boost::shared_ptr<Redirect> r)
 961 {
 962         r->set_active (false, 0);
 963 }
 964
 965 void
 966 RedirectBox::get_selected_redirects (vector<boost::shared_ptr<Redirect> >& redirects)
 967 {
 968     vector<Gtk::TreeModel::Path> pathlist = redirect_display.get_selection()->get_selected_rows();
 969
 970     for (vector<Gtk::TreeModel::Path>::iterator iter = pathlist.begin(); iter != pathlist.end(); ++iter) {
 971             redirects.push_back ((*(model->get_iter(*iter)))[columns.redirect]);
 972     }
 973 }
 974
 975 void
 976 RedirectBox::for_selected_redirects (void (RedirectBox::*pmf)(boost::shared_ptr<Redirect>))
 977 {
 978     vector<Gtk::TreeModel::Path> pathlist = redirect_display.get_selection()->get_selected_rows();
 979
 980         for (vector<Gtk::TreeModel::Path>::iterator iter = pathlist.begin(); iter != pathlist.end(); ++iter) {
 981                 boost::shared_ptr<Redirect> redirect = (*(model->get_iter(*iter)))[columns.redirect];
 982                 (this->*pmf)(redirect);
 983         }
 984 }
 985
 986 void
 987 RedirectBox::clone_redirects ()
 988 {
 989         RouteSelection& routes (_rr_selection.routes);
 990
 991         if (!routes.empty()) {
 992                 if (_route->copy_redirects (*routes.front(), _placement)) {
 993                         string msg = _(
 994 "Copying the set of redirects on the clipboard failed,\n\
 995 probably because the I/O configuration of the plugins\n\
 996 could not match the configuration of this track.");
 997                         MessageDialog am (msg);
 998                         am.run ();
 999                 }
1000         }
1001 }
1002
1003 void
1004 RedirectBox::all_redirects_active (bool state)
1005 {
1006         _route->all_redirects_active (_placement, state);
1007 }
1008
1009 void
1010 RedirectBox::clear_redirects ()
1011 {
1012         string prompt;
1013         vector<string> choices;
1014
1015         if (boost::dynamic_pointer_cast<AudioTrack>(_route) != 0) {
1016                 if (_placement == PreFader) {
1017                         prompt = _("Do you really want to remove all pre-fader redirects from this track?\n"
1018                                    "(this cannot be undone)");
1019                 } else {
1020                         prompt = _("Do you really want to remove all post-fader redirects from this track?\n"
1021                                    "(this cannot be undone)");
1022                 }
1023         } else {
1024                 if (_placement == PreFader) {
1025                         prompt = _("Do you really want to remove all pre-fader redirects from this bus?\n"
1026                                    "(this cannot be undone)");
1027                 } else {
1028                         prompt = _("Do you really want to remove all post-fader redirects from this bus?\n"
1029                                    "(this cannot be undone)");
1030                 }
1031         }
1032
1033         choices.push_back (_("Cancel"));
1034         choices.push_back (_("Yes, remove them all"));
1035
1036         Gtkmm2ext::Choice prompter (prompt, choices);
1037
1038         if (prompter.run () == 1) {
1039                 _route->clear_redirects (_placement, this);
1040         }
1041 }
1042
1043 void
1044 RedirectBox::edit_redirect (boost::shared_ptr<Redirect> redirect)
1045 {
1046         boost::shared_ptr<Insert> insert;
1047
1048         if (boost::dynamic_pointer_cast<AudioTrack>(_route) != 0) {
1049
1050                 if (boost::dynamic_pointer_cast<AudioTrack> (_route)->freeze_state() == AudioTrack::Frozen) {
1051                         return;
1052                 }
1053         }
1054
1055         if ((insert = boost::dynamic_pointer_cast<Insert> (redirect)) == 0) {
1056
1057                 /* it's a send */
1058
1059                 if (!_session.engine().connected()) {
1060                         return;
1061                 }
1062
1063                 boost::shared_ptr<Send> send = boost::dynamic_pointer_cast<Send> (redirect);
1064
1065                 SendUIWindow *send_ui;
1066
1067                 if (send->get_gui() == 0) {
1068
1069                         send_ui = new SendUIWindow (send, _session);
1070
1071                         WindowTitle title(Glib::get_application_name());
1072                         title += send->name();
1073                         send_ui->set_title (title.get_string());
1074
1075                         send->set_gui (send_ui);
1076
1077                 } else {
1078                         send_ui = reinterpret_cast<SendUIWindow *> (send->get_gui());
1079                 }
1080
1081                 if (send_ui->is_visible()) {
1082                         send_ui->get_window()->raise ();
1083                 } else {
1084                         send_ui->show_all ();
1085                         send_ui->present ();
1086                 }
1087
1088         } else {
1089
1090                 /* it's an insert */
1091
1092                 boost::shared_ptr<PluginInsert> plugin_insert;
1093                 boost::shared_ptr<PortInsert> port_insert;
1094
1095                 if ((plugin_insert = boost::dynamic_pointer_cast<PluginInsert> (insert)) != 0) {
1096
1097                         PluginUIWindow *plugin_ui;
1098
1099                         /* these are both allowed to be null */
1100
1101                         Container* toplevel = get_toplevel();
1102                         Window* win = dynamic_cast<Gtk::Window*>(toplevel);
1103
1104                         if (plugin_insert->get_gui() == 0) {
1105
1106                                 plugin_ui = new PluginUIWindow (win, plugin_insert);
1107
1108                                 WindowTitle title(Glib::get_application_name());
1109                                 title += generate_redirect_title (plugin_insert);
1110                                 plugin_ui->set_title (title.get_string());
1111
1112                                 plugin_insert->set_gui (plugin_ui);
1113
1114                                 // change window title when route name is changed
1115                                 _route->name_changed.connect (bind (mem_fun(*this, &RedirectBox::route_name_changed), plugin_ui, boost::weak_ptr<PluginInsert> (plugin_insert)));
1116
1117                         } else {
1118                                 plugin_ui = reinterpret_cast<PluginUIWindow *> (plugin_insert->get_gui());
1119                                 plugin_ui->set_parent (win);
1120                         }
1121
1122                         if (plugin_ui->is_visible()) {
1123                                 plugin_ui->get_window()->raise ();
1124                         } else {
1125                                 plugin_ui->show_all ();
1126                                 plugin_ui->present ();
1127                         }
1128
1129                 } else if ((port_insert = boost::dynamic_pointer_cast<PortInsert> (insert)) != 0) {
1130
1131                         if (!_session.engine().connected()) {
1132                                 MessageDialog msg ( _("Not connected to JACK - no I/O changes are possible"));
1133                                 msg.run ();
1134                                 return;
1135                         }
1136
1137                         PortInsertWindow *io_selector;
1138
1139                         if (port_insert->get_gui() == 0) {
1140                                 io_selector = new PortInsertWindow (_session, port_insert);
1141                                 port_insert->set_gui (io_selector);
1142
1143                         } else {
1144                                 io_selector = reinterpret_cast<PortInsertWindow *> (port_insert->get_gui());
1145                         }
1146
1147                         if (io_selector->is_visible()) {
1148                                 io_selector->get_window()->raise ();
1149                         } else {
1150                                 io_selector->show_all ();
1151                                 io_selector->present ();
1152                         }
1153                 }
1154         }
1155 }
1156
1157 bool
1158 RedirectBox::enter_box (GdkEventCrossing *ev, RedirectBox* rb)
1159 {
1160         switch (ev->detail) {
1161         case GDK_NOTIFY_INFERIOR:
1162                 break;
1163
1164         case GDK_NOTIFY_VIRTUAL:
1165                 /* fallthru */
1166
1167         default:
1168                 _current_redirect_box = rb;
1169         }
1170
1171         return false;
1172 }
1173
1174 void
1175 RedirectBox::register_actions ()
1176 {
1177         Glib::RefPtr<Gtk::ActionGroup> popup_act_grp = Gtk::ActionGroup::create(X_("redirectmenu"));
1178         Glib::RefPtr<Action> act;
1179
1180         /* new stuff */
1181         ActionManager::register_action (popup_act_grp, X_("newplugin"), _("New Plugin"),  sigc::ptr_fun (RedirectBox::rb_choose_plugin));
1182
1183         act = ActionManager::register_action (popup_act_grp, X_("newinsert"), _("New Insert"),  sigc::ptr_fun (RedirectBox::rb_choose_insert));
1184         ActionManager::jack_sensitive_actions.push_back (act);
1185         act = ActionManager::register_action (popup_act_grp, X_("newsend"), _("New Send ..."),  sigc::ptr_fun (RedirectBox::rb_choose_send));
1186         ActionManager::jack_sensitive_actions.push_back (act);
1187
1188         ActionManager::register_action (popup_act_grp, X_("clear"), _("Clear"),  sigc::ptr_fun (RedirectBox::rb_clear));
1189
1190         /* standard editing stuff */
1191         act = ActionManager::register_action (popup_act_grp, X_("cut"), _("Cut"),  sigc::ptr_fun (RedirectBox::rb_cut));
1192         ActionManager::plugin_selection_sensitive_actions.push_back(act);
1193         act = ActionManager::register_action (popup_act_grp, X_("copy"), _("Copy"),  sigc::ptr_fun (RedirectBox::rb_copy));
1194         ActionManager::plugin_selection_sensitive_actions.push_back(act);
1195
1196         act = ActionManager::register_action (popup_act_grp, X_("delete"), _("Delete"),  sigc::ptr_fun (RedirectBox::rb_delete));
1197         ActionManager::plugin_selection_sensitive_actions.push_back(act); // ??
1198
1199         paste_action = ActionManager::register_action (popup_act_grp, X_("paste"), _("Paste"),  sigc::ptr_fun (RedirectBox::rb_paste));
1200         act = ActionManager::register_action (popup_act_grp, X_("rename"), _("Rename"),  sigc::ptr_fun (RedirectBox::rb_rename));
1201         ActionManager::plugin_selection_sensitive_actions.push_back(act);
1202         ActionManager::register_action (popup_act_grp, X_("selectall"), _("Select All"),  sigc::ptr_fun (RedirectBox::rb_select_all));
1203         ActionManager::register_action (popup_act_grp, X_("deselectall"), _("Deselect All"),  sigc::ptr_fun (RedirectBox::rb_deselect_all));
1204
1205         /* activation */
1206         act = ActionManager::register_action (popup_act_grp, X_("activate"), _("Activate"),  sigc::ptr_fun (RedirectBox::rb_activate));
1207         ActionManager::plugin_selection_sensitive_actions.push_back(act);
1208         act = ActionManager::register_action (popup_act_grp, X_("deactivate"), _("Deactivate"),  sigc::ptr_fun (RedirectBox::rb_deactivate));
1209         ActionManager::plugin_selection_sensitive_actions.push_back(act);
1210         ActionManager::register_action (popup_act_grp, X_("activate_all"), _("Activate all"),  sigc::ptr_fun (RedirectBox::rb_activate_all));
1211         ActionManager::register_action (popup_act_grp, X_("deactivate_all"), _("Deactivate all"),  sigc::ptr_fun (RedirectBox::rb_deactivate_all));
1212
1213         /* show editors */
1214         act = ActionManager::register_action (popup_act_grp, X_("edit"), _("Edit"),  sigc::ptr_fun (RedirectBox::rb_edit));
1215         ActionManager::plugin_selection_sensitive_actions.push_back(act);
1216
1217         ActionManager::add_action_group (popup_act_grp);
1218
1219
1220 }
1221
1222 void
1223 RedirectBox::rb_choose_plugin ()
1224 {
1225         if (_current_redirect_box == 0) {
1226                 return;
1227         }
1228         _current_redirect_box->choose_plugin ();
1229 }
1230
1231 void
1232 RedirectBox::rb_choose_insert ()
1233 {
1234         if (_current_redirect_box == 0) {
1235                 return;
1236         }
1237         _current_redirect_box->choose_insert ();
1238 }
1239
1240 void
1241 RedirectBox::rb_choose_send ()
1242 {
1243         if (_current_redirect_box == 0) {
1244                 return;
1245         }
1246         _current_redirect_box->choose_send ();
1247 }
1248
1249 void
1250 RedirectBox::rb_clear ()
1251 {
1252         if (_current_redirect_box == 0) {
1253                 return;
1254         }
1255
1256         _current_redirect_box->clear_redirects ();
1257 }
1258
1259 void
1260 RedirectBox::rb_cut ()
1261 {
1262         if (_current_redirect_box == 0) {
1263                 return;
1264         }
1265
1266         _current_redirect_box->cut_redirects ();
1267 }
1268
1269 void
1270 RedirectBox::rb_delete ()
1271 {
1272         if (_current_redirect_box == 0) {
1273                 return;
1274         }
1275
1276         _current_redirect_box->delete_redirects ();
1277 }
1278
1279 void
1280 RedirectBox::rb_copy ()
1281 {
1282         if (_current_redirect_box == 0) {
1283                 return;
1284         }
1285         _current_redirect_box->copy_redirects ();
1286 }
1287
1288 void
1289 RedirectBox::rb_paste ()
1290 {
1291         if (_current_redirect_box == 0) {
1292                 return;
1293         }
1294
1295         _current_redirect_box->paste_redirects ();
1296 }
1297
1298 void
1299 RedirectBox::rb_rename ()
1300 {
1301         if (_current_redirect_box == 0) {
1302                 return;
1303         }
1304         _current_redirect_box->rename_redirects ();
1305 }
1306
1307 void
1308 RedirectBox::rb_select_all ()
1309 {
1310         if (_current_redirect_box == 0) {
1311                 return;
1312         }
1313
1314         _current_redirect_box->select_all_redirects ();
1315 }
1316
1317 void
1318 RedirectBox::rb_deselect_all ()
1319 {
1320         if (_current_redirect_box == 0) {
1321                 return;
1322         }
1323
1324         _current_redirect_box->deselect_all_redirects ();
1325 }
1326
1327 void
1328 RedirectBox::rb_activate ()
1329 {
1330         if (_current_redirect_box == 0) {
1331                 return;
1332         }
1333
1334         _current_redirect_box->for_selected_redirects (&RedirectBox::activate_redirect);
1335 }
1336
1337 void
1338 RedirectBox::rb_deactivate ()
1339 {
1340         if (_current_redirect_box == 0) {
1341                 return;
1342         }
1343         _current_redirect_box->for_selected_redirects (&RedirectBox::deactivate_redirect);
1344 }
1345
1346 void
1347 RedirectBox::rb_activate_all ()
1348 {
1349         if (_current_redirect_box == 0) {
1350                 return;
1351         }
1352
1353         _current_redirect_box->all_redirects_active (true);
1354 }
1355
1356 void
1357 RedirectBox::rb_deactivate_all ()
1358 {
1359         if (_current_redirect_box == 0) {
1360                 return;
1361         }
1362         _current_redirect_box->all_redirects_active (false);
1363 }
1364
1365 void
1366 RedirectBox::rb_edit ()
1367 {
1368         if (_current_redirect_box == 0) {
1369                 return;
1370         }
1371
1372         _current_redirect_box->for_selected_redirects (&RedirectBox::edit_redirect);
1373 }
1374
1375 void
1376 RedirectBox::route_name_changed (void* src, PluginUIWindow* plugin_ui, boost::weak_ptr<PluginInsert> wpi)
1377 {
1378         ENSURE_GUI_THREAD(bind (mem_fun (*this, &RedirectBox::route_name_changed), src, plugin_ui, wpi));
1379         boost::shared_ptr<PluginInsert> pi (wpi.lock());
1380
1381
1382         if (pi) {
1383                 WindowTitle title(Glib::get_application_name());
1384                 title += generate_redirect_title (pi);
1385                 plugin_ui->set_title (title.get_string());
1386         }
1387 }
1388
1389 string
1390 RedirectBox::generate_redirect_title (boost::shared_ptr<PluginInsert> pi)
1391 {
1392         string maker = pi->plugin()->maker() ? pi->plugin()->maker() : "";
1393         string::size_type email_pos;
1394
1395         if ((email_pos = maker.find_first_of ('<')) != string::npos) {
1396                 maker = maker.substr (0, email_pos - 1);
1397         }
1398
1399         if (maker.length() > 32) {
1400                 maker = maker.substr (0, 32);
1401                 maker += " ...";
1402         }
1403
1404         return string_compose(_("%1: %2 (by %3)"), _route->name(), pi->name(), maker);
1405 }
1406