gtk2_ardour/processor_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 #ifdef WAF_BUILD
  21 #include "gtk2ardour-config.h"
  22 #endif
  23
  24 #include <cmath>
  25 #include <iostream>
  26 #include <set>
  27
  28 #include <sigc++/bind.h>
  29
  30 #include "pbd/convert.h"
  31
  32 #include <glibmm/miscutils.h>
  33
  34 #include <gtkmm/messagedialog.h>
  35
  36 #include <gtkmm2ext/gtk_ui.h>
  37 #include <gtkmm2ext/utils.h>
  38 #include <gtkmm2ext/choice.h>
  39 #include <gtkmm2ext/utils.h>
  40 #include <gtkmm2ext/stop_signal.h>
  41 #include <gtkmm2ext/doi.h>
  42 #include <gtkmm2ext/window_title.h>
  43
  44 #include "ardour/amp.h"
  45 #include "ardour/ardour.h"
  46 #include "ardour/audio_diskstream.h"
  47 #include "ardour/audio_track.h"
  48 #include "ardour/audioengine.h"
  49 #include "ardour/ladspa_plugin.h"
  50 #include "ardour/meter.h"
  51 #include "ardour/plugin_insert.h"
  52 #include "ardour/port_insert.h"
  53 #include "ardour/profile.h"
  54 #include "ardour/return.h"
  55 #include "ardour/route.h"
  56 #include "ardour/send.h"
  57 #include "ardour/session.h"
  58
  59 #include "actions.h"
  60 #include "ardour_dialog.h"
  61 #include "ardour_ui.h"
  62 #include "gui_thread.h"
  63 #include "io_selector.h"
  64 #include "keyboard.h"
  65 #include "mixer_ui.h"
  66 #include "mixer_strip.h"
  67 #include "plugin_selector.h"
  68 #include "plugin_ui.h"
  69 #include "processor_box.h"
  70 #include "public_editor.h"
  71 #include "return_ui.h"
  72 #include "route_processor_selection.h"
  73 #include "send_ui.h"
  74 #include "utils.h"
  75
  76 #include "i18n.h"
  77
  78 #ifdef HAVE_AUDIOUNITS
  79 class AUPluginUI;
  80 #endif
  81
  82 using namespace std;
  83 using namespace sigc;
  84 using namespace ARDOUR;
  85 using namespace PBD;
  86 using namespace Gtk;
  87 using namespace Glib;
  88 using namespace Gtkmm2ext;
  89
  90 ProcessorBox* ProcessorBox::_current_processor_box = 0;
  91 RefPtr<Action> ProcessorBox::paste_action;
  92 bool ProcessorBox::get_colors = true;
  93 Gdk::Color* ProcessorBox::active_processor_color;
  94 Gdk::Color* ProcessorBox::inactive_processor_color;
  95
  96 ProcessorBox::ProcessorBox (Session& sess, PluginSelector &plugsel,
  97                             RouteRedirectSelection & rsel, MixerStrip* parent, bool owner_is_mixer)
  98         : _session(sess)
  99         , _parent_strip (parent)
 100         , _owner_is_mixer (owner_is_mixer)
 101         , _placement(PreFader)
 102         , _plugin_selector(plugsel)
 103         , _rr_selection(rsel)
 104 {
 105         if (get_colors) {
 106                 active_processor_color = new Gdk::Color;
 107                 inactive_processor_color = new Gdk::Color;
 108                 set_color (*active_processor_color, rgba_from_style (
 109                                 "ProcessorSelector", 0xff, 0, 0, 0, "fg", Gtk::STATE_ACTIVE, false ));
 110                 set_color (*inactive_processor_color, rgba_from_style (
 111                                 "ProcessorSelector", 0xff, 0, 0, 0, "fg", Gtk::STATE_NORMAL, false ));
 112                 get_colors = false;
 113         }
 114
 115         _width = Wide;
 116         processor_menu = 0;
 117         send_action_menu = 0;
 118         processor_drag_in_progress = false;
 119         no_processor_redisplay = false;
 120         ignore_delete = false;
 121
 122         model = ListStore::create(columns);
 123
 124         RefPtr<TreeSelection> selection = processor_display.get_selection();
 125         selection->set_mode (Gtk::SELECTION_MULTIPLE);
 126         selection->signal_changed().connect (mem_fun (*this, &ProcessorBox::selection_changed));
 127
 128         processor_display.set_data ("processorbox", this);
 129         processor_display.set_model (model);
 130         processor_display.append_column (X_("notshown"), columns.text);
 131         processor_display.set_name ("ProcessorSelector");
 132         processor_display.set_headers_visible (false);
 133         processor_display.set_reorderable (true);
 134         processor_display.set_size_request (-1, 40);
 135         processor_display.get_column(0)->set_sizing(TREE_VIEW_COLUMN_FIXED);
 136         processor_display.get_column(0)->set_fixed_width(48);
 137         processor_display.add_object_drag (columns.processor.index(), "processors");
 138         processor_display.set_enable_search (false);
 139         processor_display.signal_drop.connect (mem_fun (*this, &ProcessorBox::object_drop));
 140
 141         TreeViewColumn* name_col = processor_display.get_column(0);
 142         CellRendererText* renderer = dynamic_cast<CellRendererText*>(
 143                         processor_display.get_column_cell_renderer (0));
 144         name_col->add_attribute(renderer->property_foreground_gdk(), columns.color);
 145
 146         processor_scroller.set_policy (Gtk::POLICY_NEVER, Gtk::POLICY_AUTOMATIC);
 147
 148         model->signal_row_deleted().connect (mem_fun (*this, &ProcessorBox::row_deleted));
 149
 150         processor_scroller.add (processor_display);
 151         processor_eventbox.add (processor_scroller);
 152
 153         processor_scroller.set_size_request (-1, 40);
 154
 155         pack_start (processor_eventbox, true, true);
 156
 157         processor_display.signal_enter_notify_event().connect (mem_fun(*this, &ProcessorBox::enter_notify), false);
 158         processor_display.signal_leave_notify_event().connect (mem_fun(*this, &ProcessorBox::leave_notify), false);
 159
 160         processor_display.signal_key_press_event().connect (mem_fun(*this, &ProcessorBox::processor_key_press_event));
 161         processor_display.signal_key_release_event().connect (mem_fun(*this, &ProcessorBox::processor_key_release_event));
 162
 163         processor_display.signal_button_press_event().connect (
 164                 mem_fun(*this, &ProcessorBox::processor_button_press_event), false);
 165         processor_display.signal_button_release_event().connect (
 166                 mem_fun(*this, &ProcessorBox::processor_button_release_event));
 167 }
 168
 169 ProcessorBox::~ProcessorBox ()
 170 {
 171 }
 172
 173 void
 174 ProcessorBox::set_route (boost::shared_ptr<Route> r)
 175 {
 176         connections.clear ();
 177
 178         _route = r;
 179
 180         connections.push_back (_route->processors_changed.connect (
 181                         mem_fun(*this, &ProcessorBox::redisplay_processors)));
 182         connections.push_back (_route->GoingAway.connect (
 183                         mem_fun (*this, &ProcessorBox::route_going_away)));
 184         connections.push_back (_route->NameChanged.connect (
 185                         mem_fun(*this, &ProcessorBox::route_name_changed)));
 186
 187         redisplay_processors ();
 188 }
 189
 190 void
 191 ProcessorBox::route_going_away ()
 192 {
 193         /* don't keep updating display as processors are deleted */
 194         no_processor_redisplay = true;
 195 }
 196
 197
 198 void
 199 ProcessorBox::object_drop (const list<boost::shared_ptr<Processor> >& procs, Gtk::TreeView* source, Glib::RefPtr<Gdk::DragContext>& context)
 200 {
 201         cerr << "Drop from " << source << " (mine is " << &processor_display << ") action = " << hex << context->get_suggested_action() << dec << endl;
 202
 203         for (list<boost::shared_ptr<Processor> >::const_iterator i = procs.begin(); i != procs.end(); ++i) {
 204                 XMLNode& state = (*i)->get_state ();
 205                 XMLNodeList nlist;
 206                 nlist.push_back (&state);
 207                 paste_processor_state (nlist);
 208                 delete &state;
 209         }
 210
 211         /* since the treeview doesn't take care of this properly, we have to delete the originals
 212            ourselves.
 213         */
 214
 215         if ((context->get_suggested_action() == Gdk::ACTION_MOVE) && source) {
 216                 ProcessorBox* other = reinterpret_cast<ProcessorBox*> (source->get_data ("processorbox"));
 217                 if (other) {
 218                         cerr << "source was another processor box, delete the selected items\n";
 219                         other->delete_dragged_processors (procs);
 220                 }
 221         }
 222
 223         context->drag_finish (true, (context->get_suggested_action() == Gdk::ACTION_MOVE), 0);
 224 }
 225
 226 void
 227 ProcessorBox::update()
 228 {
 229         redisplay_processors ();
 230 }
 231
 232
 233 void
 234 ProcessorBox::set_width (Width w)
 235 {
 236         if (_width == w) {
 237                 return;
 238         }
 239         _width = w;
 240
 241         redisplay_processors ();
 242 }
 243
 244 void
 245 ProcessorBox::remove_processor_gui (boost::shared_ptr<Processor> processor)
 246 {
 247         boost::shared_ptr<Send> send;
 248         boost::shared_ptr<Return> retrn;
 249         boost::shared_ptr<PortInsert> port_insert;
 250
 251         if ((port_insert = boost::dynamic_pointer_cast<PortInsert> (processor)) != 0) {
 252                 PortInsertUI *io_selector = reinterpret_cast<PortInsertUI *> (port_insert->get_gui());
 253                 port_insert->set_gui (0);
 254                 delete io_selector;
 255         } else if ((send = boost::dynamic_pointer_cast<Send> (processor)) != 0) {
 256                 SendUIWindow *sui = reinterpret_cast<SendUIWindow*> (send->get_gui());
 257                 send->set_gui (0);
 258                 delete sui;
 259         } else if ((retrn = boost::dynamic_pointer_cast<Return> (processor)) != 0) {
 260                 ReturnUIWindow *rui = reinterpret_cast<ReturnUIWindow*> (retrn->get_gui());
 261                 retrn->set_gui (0);
 262                 delete rui;
 263         }
 264 }
 265
 266 void
 267 ProcessorBox::build_send_action_menu ()
 268 {
 269         using namespace Menu_Helpers;
 270
 271         send_action_menu = new Menu;
 272         send_action_menu->set_name ("ArdourContextMenu");
 273         MenuList& items = send_action_menu->items();
 274
 275         items.push_back (MenuElem (_("New send"), mem_fun(*this, &ProcessorBox::new_send)));
 276         items.push_back (MenuElem (_("Show send controls"), mem_fun(*this, &ProcessorBox::show_send_controls)));
 277 }
 278
 279 void
 280 ProcessorBox::show_send_controls ()
 281 {
 282 }
 283
 284 void
 285 ProcessorBox::new_send ()
 286 {
 287 }
 288
 289 void
 290 ProcessorBox::show_processor_menu (gint arg)
 291 {
 292         if (processor_menu == 0) {
 293                 processor_menu = build_processor_menu ();
 294         }
 295
 296         Gtk::MenuItem* plugin_menu_item = dynamic_cast<Gtk::MenuItem*>(ActionManager::get_widget("/processormenu/newplugin"));
 297
 298         if (plugin_menu_item) {
 299                 plugin_menu_item->set_submenu (_plugin_selector.plugin_menu());
 300         }
 301
 302         paste_action->set_sensitive (!_rr_selection.processors.empty());
 303
 304         processor_menu->popup (1, arg);
 305 }
 306
 307 void
 308 ProcessorBox::processor_drag_begin (GdkDragContext *context)
 309 {
 310         processor_drag_in_progress = true;
 311 }
 312
 313 void
 314 ProcessorBox::processor_drag_end (GdkDragContext *context)
 315 {
 316         processor_drag_in_progress = false;
 317 }
 318
 319 bool
 320 ProcessorBox::enter_notify (GdkEventCrossing* ev)
 321 {
 322         _current_processor_box = this;
 323         Keyboard::magic_widget_grab_focus ();
 324         processor_display.grab_focus ();
 325
 326         return false;
 327 }
 328
 329 bool
 330 ProcessorBox::leave_notify (GdkEventCrossing* ev)
 331 {
 332         switch (ev->detail) {
 333         case GDK_NOTIFY_INFERIOR:
 334                 break;
 335         default:
 336                 Keyboard::magic_widget_drop_focus ();
 337         }
 338
 339         return false;
 340 }
 341
 342 bool
 343 ProcessorBox::processor_key_press_event (GdkEventKey *ev)
 344 {
 345         /* do real stuff on key release */
 346         return false;
 347 }
 348
 349 bool
 350 ProcessorBox::processor_key_release_event (GdkEventKey *ev)
 351 {
 352         bool ret = false;
 353         ProcSelection targets;
 354
 355         get_selected_processors (targets);
 356
 357         if (targets.empty()) {
 358
 359                 int x, y;
 360                 TreeIter iter;
 361                 TreeModel::Path path;
 362                 TreeViewColumn* column;
 363                 int cellx;
 364                 int celly;
 365
 366                 processor_display.get_pointer (x, y);
 367
 368                 if (processor_display.get_path_at_pos (x, y, path, column, cellx, celly)) {
 369                         if ((iter = model->get_iter (path))) {
 370                                 targets.push_back ((*iter)[columns.processor]);
 371                         }
 372                 }
 373         }
 374
 375         if (targets.empty()) {
 376                 return ret;
 377         }
 378
 379         switch (ev->keyval) {
 380         case GDK_Delete:
 381         case GDK_BackSpace:
 382                 delete_processors ();
 383                 ret = true;
 384                 break;
 385
 386         case GDK_slash:
 387                 for (ProcSelection::iterator i = targets.begin(); i != targets.end(); ++i) {
 388                         if ((*i)->active()) {
 389                                 (*i)->deactivate ();
 390                         } else {
 391                                 (*i)->activate ();
 392                         }
 393                 }
 394                 ret = true;
 395                 break;
 396
 397         default:
 398                 break;
 399         }
 400
 401         return ret;
 402 }
 403
 404 bool
 405 ProcessorBox::processor_button_press_event (GdkEventButton *ev)
 406 {
 407         TreeIter iter;
 408         TreeModel::Path path;
 409         TreeViewColumn* column;
 410         int cellx;
 411         int celly;
 412         boost::shared_ptr<Processor> processor;
 413         int ret = false;
 414         bool selected = false;
 415
 416         if (processor_display.get_path_at_pos ((int)ev->x, (int)ev->y, path, column, cellx, celly)) {
 417                 if ((iter = model->get_iter (path))) {
 418                         processor = (*iter)[columns.processor];
 419                         selected = processor_display.get_selection()->is_selected (iter);
 420                 }
 421
 422         }
 423
 424         if (processor && (Keyboard::is_edit_event (ev) || (ev->button == 1 && ev->type == GDK_2BUTTON_PRESS))) {
 425
 426                 if (_session.engine().connected()) {
 427                         /* XXX giving an error message here is hard, because we may be in the midst of a button press */
 428                         edit_processor (processor);
 429                 }
 430                 ret = true;
 431
 432         } else if (processor && ev->button == 1 && selected) {
 433
 434                 // this is purely informational but necessary
 435                 ProcessorSelected (processor); // emit
 436
 437         } else if (!processor && ev->button == 1 && ev->type == GDK_2BUTTON_PRESS) {
 438
 439                 choose_plugin ();
 440                 _plugin_selector.show_manager ();
 441         }
 442
 443
 444         return ret;
 445 }
 446
 447 bool
 448 ProcessorBox::processor_button_release_event (GdkEventButton *ev)
 449 {
 450         TreeIter iter;
 451         TreeModel::Path path;
 452         TreeViewColumn* column;
 453         int cellx;
 454         int celly;
 455         boost::shared_ptr<Processor> processor;
 456         int ret = false;
 457
 458         if (processor_display.get_path_at_pos ((int)ev->x, (int)ev->y, path, column, cellx, celly)) {
 459                 if ((iter = model->get_iter (path))) {
 460                         processor = (*iter)[columns.processor];
 461                 }
 462         }
 463
 464         if (processor && Keyboard::is_delete_event (ev)) {
 465
 466                 Glib::signal_idle().connect (bind (
 467                                 mem_fun(*this, &ProcessorBox::idle_delete_processor),
 468                                 boost::weak_ptr<Processor>(processor)));
 469                 ret = true;
 470
 471         } else if (Keyboard::is_context_menu_event (ev)) {
 472
 473                 /* figure out if we are above or below the fader/amp processor,
 474                    and set the next insert position appropriately.
 475                 */
 476
 477                 if (processor) {
 478                         if (_route->processor_is_prefader (processor)) {
 479                                 _placement = PreFader;
 480                         } else {
 481                                 _placement = PostFader;
 482                         }
 483                 } else {
 484                         _placement = PostFader;
 485                 }
 486
 487                 show_processor_menu (ev->time);
 488                 ret = true;
 489
 490         } else if (processor && Keyboard::is_button2_event (ev)
 491 #ifndef GTKOSX
 492                    && (Keyboard::no_modifier_keys_pressed (ev) && ((ev->state & Gdk::BUTTON2_MASK) == Gdk::BUTTON2_MASK))
 493 #endif
 494                 ) {
 495
 496                 /* button2-click with no/appropriate modifiers */
 497
 498                 if (processor->active()) {
 499                         processor->deactivate ();
 500                 } else {
 501                         processor->activate ();
 502                 }
 503                 ret = true;
 504
 505         }
 506
 507         return ret;
 508 }
 509
 510 Menu *
 511 ProcessorBox::build_processor_menu ()
 512 {
 513         processor_menu = dynamic_cast<Gtk::Menu*>(ActionManager::get_widget("/processormenu") );
 514         processor_menu->set_name ("ArdourContextMenu");
 515
 516         show_all_children();
 517
 518         return processor_menu;
 519 }
 520
 521 void
 522 ProcessorBox::selection_changed ()
 523 {
 524         bool sensitive = (processor_display.get_selection()->count_selected_rows()) ? true : false;
 525         ActionManager::set_sensitive (ActionManager::plugin_selection_sensitive_actions, sensitive);
 526 }
 527
 528 void
 529 ProcessorBox::select_all_processors ()
 530 {
 531         processor_display.get_selection()->select_all();
 532 }
 533
 534 void
 535 ProcessorBox::deselect_all_processors ()
 536 {
 537         processor_display.get_selection()->unselect_all();
 538 }
 539
 540 void
 541 ProcessorBox::choose_plugin ()
 542 {
 543         _plugin_selector.set_interested_object (*this);
 544 }
 545
 546 void
 547 ProcessorBox::use_plugins (const SelectedPlugins& plugins)
 548 {
 549         for (SelectedPlugins::const_iterator p = plugins.begin(); p != plugins.end(); ++p) {
 550
 551                 boost::shared_ptr<Processor> processor (new PluginInsert (_session, *p));
 552
 553                 Route::ProcessorStreams err_streams;
 554
 555                 if (Config->get_new_plugins_active()) {
 556                         processor->activate ();
 557                 }
 558
 559                 if (_route->add_processor (processor, _placement, &err_streams)) {
 560                         weird_plugin_dialog (**p, err_streams);
 561                         // XXX SHAREDPTR delete plugin here .. do we even need to care?
 562                 } else {
 563
 564                         if (Profile->get_sae()) {
 565                                 processor->activate ();
 566                         }
 567                         processor->ActiveChanged.connect (bind (
 568                                         mem_fun (*this, &ProcessorBox::show_processor_active),
 569                                         boost::weak_ptr<Processor>(processor)));
 570                 }
 571         }
 572 }
 573
 574 void
 575 ProcessorBox::weird_plugin_dialog (Plugin& p, Route::ProcessorStreams streams)
 576 {
 577         ArdourDialog dialog (_("ardour: weird plugin dialog"));
 578         Label label;
 579
 580         string text = string_compose(_("You attempted to add the plugin \"%1\" at index %2.\n"),
 581                         p.name(), streams.index);
 582
 583         bool has_midi  = streams.count.n_midi() > 0 || p.get_info()->n_inputs.n_midi() > 0;
 584         bool has_audio = streams.count.n_audio() > 0 || p.get_info()->n_inputs.n_audio() > 0;
 585
 586         text += _("\nThis plugin has:\n");
 587         if (has_midi) {
 588                 text += string_compose("\t%1 ", p.get_info()->n_inputs.n_midi()) + _("MIDI input(s)\n");
 589         }
 590         if (has_audio) {
 591                 text += string_compose("\t%1 ", p.get_info()->n_inputs.n_audio()) + _("audio input(s)\n");
 592         }
 593
 594         text += _("\nBut at the insertion point, there are:\n");
 595         if (has_midi) {
 596                 text += string_compose("\t%1 ", streams.count.n_midi()) + _("MIDI channel(s)\n");
 597         }
 598         if (has_audio) {
 599                 text += string_compose("\t%1 ", streams.count.n_audio()) + _("audio channel(s)\n");
 600         }
 601
 602         text += _("\nArdour is unable to insert this plugin here.\n");
 603         label.set_text(text);
 604
 605         dialog.get_vbox()->pack_start (label);
 606         dialog.add_button (Stock::OK, RESPONSE_ACCEPT);
 607
 608         dialog.set_name (X_("PluginIODialog"));
 609         dialog.set_position (Gtk::WIN_POS_MOUSE);
 610         dialog.set_modal (true);
 611         dialog.show_all ();
 612
 613         dialog.run ();
 614 }
 615
 616 void
 617 ProcessorBox::choose_insert ()
 618 {
 619         boost::shared_ptr<Processor> processor (new PortInsert (_session, _route->mute_master()));
 620         processor->ActiveChanged.connect (bind (mem_fun(*this, &ProcessorBox::show_processor_active),
 621                                                 boost::weak_ptr<Processor>(processor)));
 622
 623         _route->add_processor (processor, _placement);
 624 }
 625
 626 void
 627 ProcessorBox::choose_send ()
 628 {
 629         boost::shared_ptr<Send> send (new Send (_session, _route->mute_master()));
 630
 631         /* make an educated guess at the initial number of outputs for the send */
 632         ChanCount outs = (_session.master_out())
 633                         ? _session.master_out()->n_outputs()
 634                         : _route->n_outputs();
 635
 636         /* XXX need processor lock on route */
 637         try {
 638                 send->output()->ensure_io (outs, false, this);
 639         } catch (AudioEngine::PortRegistrationFailure& err) {
 640                 error << string_compose (_("Cannot set up new send: %1"), err.what()) << endmsg;
 641                 return;
 642         }
 643
 644         /* let the user adjust the IO setup before creation */
 645         IOSelectorWindow *ios = new IOSelectorWindow (_session, send->output(), true);
 646         ios->show_all ();
 647
 648         /* keep a reference to the send so it doesn't get deleted while
 649            the IOSelectorWindow is doing its stuff */
 650         _processor_being_created = send;
 651
 652         ios->selector().Finished.connect (bind (
 653                         mem_fun(*this, &ProcessorBox::send_io_finished),
 654                         boost::weak_ptr<Processor>(send), ios));
 655 }
 656
 657 void
 658 ProcessorBox::send_io_finished (IOSelector::Result r, boost::weak_ptr<Processor> weak_processor, IOSelectorWindow* ios)
 659 {
 660         boost::shared_ptr<Processor> processor (weak_processor.lock());
 661
 662         /* drop our temporary reference to the new send */
 663         _processor_being_created.reset ();
 664
 665         if (!processor) {
 666                 return;
 667         }
 668
 669         switch (r) {
 670         case IOSelector::Cancelled:
 671                 // processor will go away when all shared_ptrs to it vanish
 672                 break;
 673
 674         case IOSelector::Accepted:
 675                 _route->add_processor (processor, _placement);
 676                 if (Profile->get_sae()) {
 677                         processor->activate ();
 678                 }
 679                 break;
 680         }
 681
 682         delete_when_idle (ios);
 683 }
 684
 685 void
 686 ProcessorBox::choose_return ()
 687 {
 688         boost::shared_ptr<Return> retrn (new Return (_session));
 689
 690         /* assume user just wants a single audio input (sidechain) by default */
 691         ChanCount ins(DataType::AUDIO, 1);
 692
 693         /* XXX need processor lock on route */
 694         try {
 695                 retrn->input()->ensure_io (ins, false, this);
 696         } catch (AudioEngine::PortRegistrationFailure& err) {
 697                 error << string_compose (_("Cannot set up new return: %1"), err.what()) << endmsg;
 698                 return;
 699         }
 700
 701         /* let the user adjust the IO setup before creation */
 702         IOSelectorWindow *ios = new IOSelectorWindow (_session, retrn->output(), true);
 703         ios->show_all ();
 704
 705         /* keep a reference to the send so it doesn't get deleted while
 706            the IOSelectorWindow is doing its stuff */
 707         _processor_being_created = retrn;
 708
 709         ios->selector().Finished.connect (bind (
 710                         mem_fun(*this, &ProcessorBox::return_io_finished),
 711                         boost::weak_ptr<Processor>(retrn), ios));
 712 }
 713
 714 void
 715 ProcessorBox::return_io_finished (IOSelector::Result r, boost::weak_ptr<Processor> weak_processor, IOSelectorWindow* ios)
 716 {
 717         boost::shared_ptr<Processor> processor (weak_processor.lock());
 718
 719         /* drop our temporary reference to the new return */
 720         _processor_being_created.reset ();
 721
 722         if (!processor) {
 723                 return;
 724         }
 725
 726         switch (r) {
 727         case IOSelector::Cancelled:
 728                 // processor will go away when all shared_ptrs to it vanish
 729                 break;
 730
 731         case IOSelector::Accepted:
 732                 _route->add_processor (processor, _placement);
 733                 if (Profile->get_sae()) {
 734                         processor->activate ();
 735                 }
 736                 break;
 737         }
 738
 739         delete_when_idle (ios);
 740 }
 741
 742 void
 743 ProcessorBox::redisplay_processors ()
 744 {
 745         ENSURE_GUI_THREAD (mem_fun(*this, &ProcessorBox::redisplay_processors));
 746
 747         if (no_processor_redisplay) {
 748                 return;
 749         }
 750
 751         ignore_delete = true;
 752         model->clear ();
 753         ignore_delete = false;
 754
 755         processor_active_connections.clear ();
 756         processor_name_connections.clear ();
 757
 758         _route->foreach_processor (mem_fun (*this, &ProcessorBox::add_processor_to_display));
 759
 760         build_processor_tooltip (processor_eventbox, _("Inserts, sends & plugins:"));
 761 }
 762
 763 void
 764 ProcessorBox::add_processor_to_display (boost::weak_ptr<Processor> p)
 765 {
 766         boost::shared_ptr<Processor> processor (p.lock ());
 767         if (!processor) {
 768                 return;
 769         }
 770
 771 #if 0
 772         if (processor == _route->amp() || !processor->visible()) {
 773                 return;
 774         }
 775 #endif
 776
 777         Gtk::TreeModel::Row row = *(model->append());
 778         row[columns.text] = processor_name (processor);
 779         row[columns.processor] = processor;
 780
 781         show_processor_active (processor);
 782
 783         processor_active_connections.push_back (processor->ActiveChanged.connect (bind (
 784                         mem_fun(*this, &ProcessorBox::show_processor_active),
 785                         boost::weak_ptr<Processor>(processor))));
 786         processor_name_connections.push_back (processor->NameChanged.connect (bind (
 787                         mem_fun(*this, &ProcessorBox::show_processor_name),
 788                         boost::weak_ptr<Processor>(processor))));
 789 }
 790
 791 string
 792 ProcessorBox::processor_name (boost::weak_ptr<Processor> weak_processor)
 793 {
 794         boost::shared_ptr<Processor> processor (weak_processor.lock());
 795
 796         if (!processor) {
 797                 return string();
 798         }
 799
 800         boost::shared_ptr<Send> send;
 801         string name_display;
 802
 803         if (!processor->active()) {
 804                 name_display = " (";
 805         }
 806
 807         if ((send = boost::dynamic_pointer_cast<Send> (processor)) != 0) {
 808
 809                 name_display += '>';
 810
 811                 /* grab the send name out of its overall name */
 812
 813                 string::size_type lbracket, rbracket;
 814                 lbracket = send->name().find ('[');
 815                 rbracket = send->name().find (']');
 816
 817                 switch (_width) {
 818                 case Wide:
 819                         name_display += send->name().substr (lbracket+1, lbracket-rbracket-1);
 820                         break;
 821                 case Narrow:
 822                         name_display += PBD::short_version (send->name().substr (lbracket+1, lbracket-rbracket-1), 4);
 823                         break;
 824                 }
 825
 826         } else {
 827
 828                 switch (_width) {
 829                 case Wide:
 830                         name_display += processor->display_name();
 831                         break;
 832                 case Narrow:
 833                         name_display += PBD::short_version (processor->display_name(), 5);
 834                         break;
 835                 }
 836
 837         }
 838
 839         if (!processor->active()) {
 840                 name_display += ')';
 841         }
 842
 843         return name_display;
 844 }
 845
 846 void
 847 ProcessorBox::build_processor_tooltip (EventBox& box, string start)
 848 {
 849         string tip(start);
 850
 851         Gtk::TreeModel::Children children = model->children();
 852         for(Gtk::TreeModel::Children::iterator iter = children.begin(); iter != children.end(); ++iter) {
 853                 Gtk::TreeModel::Row row = *iter;
 854                 tip += '\n';
 855                 tip += row[columns.text];
 856         }
 857         ARDOUR_UI::instance()->tooltips().set_tip (box, tip);
 858 }
 859
 860 void
 861 ProcessorBox::show_processor_name (boost::weak_ptr<Processor> processor)
 862 {
 863         ENSURE_GUI_THREAD(bind (mem_fun(*this, &ProcessorBox::show_processor_name), processor));
 864         show_processor_active (processor);
 865 }
 866
 867 void
 868 ProcessorBox::show_processor_active (boost::weak_ptr<Processor> weak_processor)
 869 {
 870         boost::shared_ptr<Processor> processor (weak_processor.lock());
 871
 872         if (!processor) {
 873                 return;
 874         }
 875
 876         ENSURE_GUI_THREAD(bind (mem_fun(*this, &ProcessorBox::show_processor_active), weak_processor));
 877
 878         Gtk::TreeModel::Children children = model->children();
 879         Gtk::TreeModel::Children::iterator iter = children.begin();
 880
 881         while (iter != children.end()) {
 882
 883                 boost::shared_ptr<Processor> r = (*iter)[columns.processor];
 884
 885                 if (r == processor) {
 886                         (*iter)[columns.text] = processor_name (r);
 887
 888                         if (processor->active()) {
 889                                 (*iter)[columns.color] = *active_processor_color;
 890                         } else {
 891                                 (*iter)[columns.color] = *inactive_processor_color;
 892                         }
 893                         break;
 894                 }
 895
 896                 iter++;
 897         }
 898 }
 899
 900 void
 901 ProcessorBox::row_deleted (const Gtk::TreeModel::Path& path)
 902 {
 903         if (!ignore_delete) {
 904                 compute_processor_sort_keys ();
 905         }
 906 }
 907
 908 void
 909 ProcessorBox::compute_processor_sort_keys ()
 910 {
 911         Gtk::TreeModel::Children children = model->children();
 912         Route::ProcessorList our_processors;
 913
 914         for (Gtk::TreeModel::Children::iterator iter = children.begin(); iter != children.end(); ++iter) {
 915                 boost::shared_ptr<Processor> p = (*iter)[columns.processor];
 916                 our_processors.push_back ((*iter)[columns.processor]);
 917         }
 918
 919         if (_route->reorder_processors (our_processors)) {
 920
 921                 /* reorder failed, so redisplay */
 922
 923                 redisplay_processors ();
 924
 925                 /* now tell them about the problem */
 926
 927                 ArdourDialog dialog (_("ardour: weird plugin dialog"));
 928                 Label label;
 929
 930                 label.set_text (_("\
 931 You cannot reorder this set of processors\n\
 932 in that way because the inputs and\n\
 933 outputs do not work correctly."));
 934
 935                 dialog.get_vbox()->pack_start (label);
 936                 dialog.add_button (Stock::OK, RESPONSE_ACCEPT);
 937
 938                 dialog.set_name (X_("PluginIODialog"));
 939                 dialog.set_position (Gtk::WIN_POS_MOUSE);
 940                 dialog.set_modal (true);
 941                 dialog.show_all ();
 942
 943                 dialog.run ();
 944         }
 945 }
 946
 947 void
 948 ProcessorBox::rename_processors ()
 949 {
 950         ProcSelection to_be_renamed;
 951
 952         get_selected_processors (to_be_renamed);
 953
 954         if (to_be_renamed.empty()) {
 955                 return;
 956         }
 957
 958         for (ProcSelection::iterator i = to_be_renamed.begin(); i != to_be_renamed.end(); ++i) {
 959                 rename_processor (*i);
 960         }
 961 }
 962
 963 void
 964 ProcessorBox::cut_processors ()
 965 {
 966         ProcSelection to_be_removed;
 967         XMLNode* node = new XMLNode (X_("cut"));
 968
 969         get_selected_processors (to_be_removed);
 970
 971         if (to_be_removed.empty()) {
 972                 return;
 973         }
 974
 975         no_processor_redisplay = true;
 976         for (ProcSelection::iterator i = to_be_removed.begin(); i != to_be_removed.end(); ++i) {
 977                 // Do not cut inserts
 978                 if (boost::dynamic_pointer_cast<PluginInsert>((*i)) != 0 ||
 979                     (boost::dynamic_pointer_cast<Send>((*i)) != 0)) {
 980
 981                         void* gui = (*i)->get_gui ();
 982
 983                         if (gui) {
 984                                 static_cast<Gtk::Widget*>(gui)->hide ();
 985                         }
 986
 987                         XMLNode& child ((*i)->get_state());
 988
 989                         if (_route->remove_processor (*i) == 0) {
 990                                 /* success */
 991                                 node->add_child_nocopy (child);
 992                         } else {
 993                                 delete &child;
 994                         }
 995                 }
 996         }
 997
 998         _rr_selection.set (node);
 999
1000         no_processor_redisplay = false;
1001         redisplay_processors ();
1002 }
1003
1004 void
1005 ProcessorBox::copy_processors ()
1006 {
1007         ProcSelection to_be_copied;
1008         XMLNode* node = new XMLNode (X_("copy"));
1009
1010         get_selected_processors (to_be_copied);
1011
1012         if (to_be_copied.empty()) {
1013                 return;
1014         }
1015
1016         for (ProcSelection::iterator i = to_be_copied.begin(); i != to_be_copied.end(); ++i) {
1017                 // Do not copy inserts
1018                 if (boost::dynamic_pointer_cast<PluginInsert>((*i)) != 0 ||
1019                     (boost::dynamic_pointer_cast<Send>((*i)) != 0)) {
1020                         node->add_child_nocopy ((*i)->get_state());
1021                 }
1022         }
1023
1024         _rr_selection.set (node);
1025 }
1026
1027 void
1028 ProcessorBox::delete_processors ()
1029 {
1030         ProcSelection to_be_deleted;
1031
1032         get_selected_processors (to_be_deleted);
1033
1034         if (to_be_deleted.empty()) {
1035                 return;
1036         }
1037
1038         no_processor_redisplay = true;
1039
1040         for (ProcSelection::iterator i = to_be_deleted.begin(); i != to_be_deleted.end(); ++i) {
1041
1042                 void* gui = (*i)->get_gui ();
1043
1044                 if (gui) {
1045                         static_cast<Gtk::Widget*>(gui)->hide ();
1046                 }
1047
1048                 _route->remove_processor(*i);
1049         }
1050
1051         no_processor_redisplay = false;
1052         redisplay_processors ();
1053 }
1054
1055 void
1056 ProcessorBox::delete_dragged_processors (const list<boost::shared_ptr<Processor> >& procs)
1057 {
1058         list<boost::shared_ptr<Processor> >::const_iterator x;
1059
1060         no_processor_redisplay = true;
1061         for (x = procs.begin(); x != procs.end(); ++x) {
1062
1063                 void* gui = (*x)->get_gui ();
1064
1065                 if (gui) {
1066                         static_cast<Gtk::Widget*>(gui)->hide ();
1067                 }
1068
1069                 _route->remove_processor(*x);
1070         }
1071
1072         no_processor_redisplay = false;
1073         redisplay_processors ();
1074 }
1075
1076 gint
1077 ProcessorBox::idle_delete_processor (boost::weak_ptr<Processor> weak_processor)
1078 {
1079         boost::shared_ptr<Processor> processor (weak_processor.lock());
1080
1081         if (!processor) {
1082                 return false;
1083         }
1084
1085         /* NOT copied to _mixer.selection() */
1086
1087         no_processor_redisplay = true;
1088         _route->remove_processor (processor);
1089         no_processor_redisplay = false;
1090         redisplay_processors ();
1091
1092         return false;
1093 }
1094
1095 void
1096 ProcessorBox::rename_processor (boost::shared_ptr<Processor> processor)
1097 {
1098         ArdourPrompter name_prompter (true);
1099         string result;
1100         name_prompter.set_prompt (_("rename processor"));
1101         name_prompter.set_initial_text (processor->name());
1102         name_prompter.add_button (_("Rename"), Gtk::RESPONSE_ACCEPT);
1103         name_prompter.set_response_sensitive (Gtk::RESPONSE_ACCEPT, false);
1104         name_prompter.show_all ();
1105
1106         switch (name_prompter.run ()) {
1107
1108         case Gtk::RESPONSE_ACCEPT:
1109         name_prompter.get_result (result);
1110         if (result.length()) {
1111                         processor->set_name (result);
1112                 }
1113                 break;
1114         }
1115
1116         return;
1117 }
1118
1119 void
1120 ProcessorBox::paste_processors ()
1121 {
1122         if (_rr_selection.processors.empty()) {
1123                 return;
1124         }
1125
1126         cerr << "paste from node called " << _rr_selection.processors.get_node().name() << endl;
1127
1128         paste_processor_state (_rr_selection.processors.get_node().children());
1129 }
1130
1131 void
1132 ProcessorBox::paste_processor_state (const XMLNodeList& nlist)
1133 {
1134         XMLNodeConstIterator niter;
1135         list<boost::shared_ptr<Processor> > copies;
1136
1137         cerr << "Pasting processor selection containing " << nlist.size() << endl;
1138
1139         if (nlist.empty()) {
1140                 return;
1141         }
1142
1143         for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
1144                 cerr << "try using " << (*niter)->name() << endl;
1145                 XMLProperty const * type = (*niter)->property ("type");
1146                 assert (type);
1147
1148                 boost::shared_ptr<Processor> p;
1149                 try {
1150                         if (type->value() == "send") {
1151                                 XMLNode n (**niter);
1152                                 Send::make_unique (n, _session);
1153                                 p.reset (new Send (_session, _route->mute_master(), n));
1154
1155                         } else if (type->value() == "meter") {
1156                                 p = _route->shared_peak_meter();
1157
1158                         } else if (type->value() == "main-outs") {
1159                                 /* do not copy-n-paste main outs */
1160                                 continue;
1161
1162                         } else if (type->value() == "amp") {
1163                                 /* do not copy-n-paste amp */
1164                                 continue;
1165
1166                         } else if (type->value() == "intsend" || type->value() == "intreturn") {
1167                                 /* do not copy-n-paste internal sends&returns */
1168                                 continue;
1169
1170                         } else if (type->value() == "listen") {
1171                                 p.reset (new Delivery (_session, _route->mute_master(), **niter));
1172
1173                         } else {
1174                                 p.reset (new PluginInsert (_session, **niter));
1175                         }
1176
1177                         copies.push_back (p);
1178                 }
1179                 catch (...) {
1180                         cerr << "plugin insert constructor failed\n";
1181                 }
1182         }
1183
1184         if (copies.empty()) {
1185                 return;
1186         }
1187
1188         if (_route->add_processors (copies, _placement)) {
1189
1190                 string msg = _(
1191                         "Copying the set of processors on the clipboard failed,\n\
1192 probably because the I/O configuration of the plugins\n\
1193 could not match the configuration of this track.");
1194                 MessageDialog am (msg);
1195                 am.run ();
1196         }
1197 }
1198
1199 void
1200 ProcessorBox::activate_processor (boost::shared_ptr<Processor> r)
1201 {
1202         r->activate ();
1203 }
1204
1205 void
1206 ProcessorBox::deactivate_processor (boost::shared_ptr<Processor> r)
1207 {
1208         r->deactivate ();
1209 }
1210
1211 void
1212 ProcessorBox::get_selected_processors (ProcSelection& processors)
1213 {
1214     vector<Gtk::TreeModel::Path> pathlist = processor_display.get_selection()->get_selected_rows();
1215
1216     for (vector<Gtk::TreeModel::Path>::iterator iter = pathlist.begin(); iter != pathlist.end(); ++iter) {
1217             processors.push_back ((*(model->get_iter(*iter)))[columns.processor]);
1218     }
1219 }
1220
1221 void
1222 ProcessorBox::for_selected_processors (void (ProcessorBox::*method)(boost::shared_ptr<Processor>))
1223 {
1224     vector<Gtk::TreeModel::Path> pathlist = processor_display.get_selection()->get_selected_rows();
1225
1226         for (vector<Gtk::TreeModel::Path>::iterator iter = pathlist.begin(); iter != pathlist.end(); ++iter) {
1227                 boost::shared_ptr<Processor> processor = (*(model->get_iter(*iter)))[columns.processor];
1228                 (this->*method)(processor);
1229         }
1230 }
1231
1232 void
1233 ProcessorBox::all_processors_active (bool state)
1234 {
1235         _route->all_processors_active (_placement, state);
1236 }
1237
1238 void
1239 ProcessorBox::ab_plugins ()
1240 {
1241         _route->ab_plugins (ab_direction);
1242         ab_direction = !ab_direction;
1243 }
1244
1245
1246 void
1247 ProcessorBox::clear_processors ()
1248 {
1249         string prompt;
1250         vector<string> choices;
1251
1252         if (boost::dynamic_pointer_cast<AudioTrack>(_route) != 0) {
1253                 if (_placement == PreFader) {
1254                         prompt = _("Do you really want to remove all pre-fader processors from this track?\n"
1255                                    "(this cannot be undone)");
1256                 } else {
1257                         prompt = _("Do you really want to remove all post-fader processors from this track?\n"
1258                                    "(this cannot be undone)");
1259                 }
1260         } else {
1261                 if (_placement == PreFader) {
1262                         prompt = _("Do you really want to remove all pre-fader processors from this bus?\n"
1263                                    "(this cannot be undone)");
1264                 } else {
1265                         prompt = _("Do you really want to remove all post-fader processors from this bus?\n"
1266                                    "(this cannot be undone)");
1267                 }
1268         }
1269
1270         choices.push_back (_("Cancel"));
1271         choices.push_back (_("Yes, remove them all"));
1272
1273         Gtkmm2ext::Choice prompter (prompt, choices);
1274
1275         if (prompter.run () == 1) {
1276                 _route->clear_processors (_placement);
1277         }
1278 }
1279
1280 void
1281 ProcessorBox::edit_processor (boost::shared_ptr<Processor> processor)
1282 {
1283         boost::shared_ptr<Send> send;
1284         boost::shared_ptr<Return> retrn;
1285         boost::shared_ptr<PluginInsert> plugin_insert;
1286         boost::shared_ptr<PortInsert> port_insert;
1287         Window* gidget = 0;
1288
1289         if (boost::dynamic_pointer_cast<AudioTrack>(_route) != 0) {
1290
1291                 if (boost::dynamic_pointer_cast<AudioTrack> (_route)->freeze_state() == AudioTrack::Frozen) {
1292                         return;
1293                 }
1294         }
1295
1296         if ((send = boost::dynamic_pointer_cast<Send> (processor)) != 0) {
1297
1298                 if (!_session.engine().connected()) {
1299                         return;
1300                 }
1301
1302 #ifdef OLD_SEND_EDITING
1303                 SendUIWindow *send_ui;
1304
1305                 if (send->get_gui() == 0) {
1306                         send_ui = new SendUIWindow (send, _session);
1307
1308                         WindowTitle title(Glib::get_application_name());
1309                         title += send->name();
1310                         send_ui->set_title (title.get_string());
1311
1312                         send->set_gui (send_ui);
1313
1314                 } else {
1315                         send_ui = reinterpret_cast<SendUIWindow *> (send->get_gui());
1316                 }
1317
1318                 gidget = send_ui;
1319 #else
1320                 if (_parent_strip) {
1321                         _parent_strip->gain_meter().set_controls (_route, send->meter(), send->amp()->gain_control(), send->amp());
1322                         _parent_strip->panner_ui().set_panner (send->panner());
1323                 }
1324 #endif
1325
1326         } else if ((retrn = boost::dynamic_pointer_cast<Return> (processor)) != 0) {
1327
1328                 if (!_session.engine().connected()) {
1329                         return;
1330                 }
1331
1332                 boost::shared_ptr<Return> retrn = boost::dynamic_pointer_cast<Return> (processor);
1333
1334                 ReturnUIWindow *return_ui;
1335
1336                 if (retrn->get_gui() == 0) {
1337
1338                         return_ui = new ReturnUIWindow (retrn, _session);
1339
1340                         WindowTitle title(Glib::get_application_name());
1341                         title += retrn->name();
1342                         return_ui->set_title (title.get_string());
1343
1344                         send->set_gui (return_ui);
1345
1346                 } else {
1347                         return_ui = reinterpret_cast<ReturnUIWindow *> (retrn->get_gui());
1348                 }
1349
1350                 gidget = return_ui;
1351
1352         } else if ((plugin_insert = boost::dynamic_pointer_cast<PluginInsert> (processor)) != 0) {
1353
1354                 PluginUIWindow *plugin_ui;
1355
1356                 /* these are both allowed to be null */
1357
1358                 Container* toplevel = get_toplevel();
1359                 Window* win = dynamic_cast<Gtk::Window*>(toplevel);
1360
1361                 if (plugin_insert->get_gui() == 0) {
1362
1363                         plugin_ui = new PluginUIWindow (win, plugin_insert);
1364
1365                         WindowTitle title(Glib::get_application_name());
1366                         title += generate_processor_title (plugin_insert);
1367                         plugin_ui->set_title (title.get_string());
1368
1369                         plugin_insert->set_gui (plugin_ui);
1370
1371                 } else {
1372                         plugin_ui = reinterpret_cast<PluginUIWindow *> (plugin_insert->get_gui());
1373                         plugin_ui->set_parent (win);
1374                 }
1375
1376                 gidget = plugin_ui;
1377
1378         } else if ((port_insert = boost::dynamic_pointer_cast<PortInsert> (processor)) != 0) {
1379
1380                 if (!_session.engine().connected()) {
1381                         MessageDialog msg ( _("Not connected to JACK - no I/O changes are possible"));
1382                         msg.run ();
1383                         return;
1384                 }
1385
1386                 PortInsertWindow *io_selector;
1387
1388                 if (port_insert->get_gui() == 0) {
1389                         io_selector = new PortInsertWindow (_session, port_insert);
1390                         port_insert->set_gui (io_selector);
1391
1392                 } else {
1393                         io_selector = reinterpret_cast<PortInsertWindow *> (port_insert->get_gui());
1394                 }
1395
1396                 gidget = io_selector;
1397         }
1398
1399         if (gidget) {
1400                 if (gidget->is_visible()) {
1401                         gidget->get_window()->raise ();
1402                 } else {
1403                         gidget->show_all ();
1404                         gidget->present ();
1405                 }
1406         }
1407 }
1408
1409 void
1410 ProcessorBox::register_actions ()
1411 {
1412         Glib::RefPtr<Gtk::ActionGroup> popup_act_grp = Gtk::ActionGroup::create(X_("processormenu"));
1413         Glib::RefPtr<Action> act;
1414
1415         /* new stuff */
1416         ActionManager::register_action (popup_act_grp, X_("newplugin"), _("New Plugin"),
1417                         sigc::ptr_fun (ProcessorBox::rb_choose_plugin));
1418
1419         act = ActionManager::register_action (popup_act_grp, X_("newinsert"), _("New Insert"),
1420                         sigc::ptr_fun (ProcessorBox::rb_choose_insert));
1421         ActionManager::jack_sensitive_actions.push_back (act);
1422         act = ActionManager::register_action (popup_act_grp, X_("newsend"), _("New Send ..."),
1423                         sigc::ptr_fun (ProcessorBox::rb_choose_send));
1424         ActionManager::jack_sensitive_actions.push_back (act);
1425         act = ActionManager::register_action (popup_act_grp, X_("newreturn"), _("New Return ..."),
1426                         sigc::ptr_fun (ProcessorBox::rb_choose_return));
1427         ActionManager::jack_sensitive_actions.push_back (act);
1428
1429         ActionManager::register_action (popup_act_grp, X_("clear"), _("Clear"),
1430                         sigc::ptr_fun (ProcessorBox::rb_clear));
1431
1432         /* standard editing stuff */
1433         act = ActionManager::register_action (popup_act_grp, X_("cut"), _("Cut"),
1434                         sigc::ptr_fun (ProcessorBox::rb_cut));
1435         ActionManager::plugin_selection_sensitive_actions.push_back(act);
1436         act = ActionManager::register_action (popup_act_grp, X_("copy"), _("Copy"),
1437                         sigc::ptr_fun (ProcessorBox::rb_copy));
1438         ActionManager::plugin_selection_sensitive_actions.push_back(act);
1439
1440         act = ActionManager::register_action (popup_act_grp, X_("delete"), _("Delete"),
1441                         sigc::ptr_fun (ProcessorBox::rb_delete));
1442         ActionManager::plugin_selection_sensitive_actions.push_back(act); // ??
1443
1444         paste_action = ActionManager::register_action (popup_act_grp, X_("paste"), _("Paste"),
1445                         sigc::ptr_fun (ProcessorBox::rb_paste));
1446         act = ActionManager::register_action (popup_act_grp, X_("rename"), _("Rename"),
1447                         sigc::ptr_fun (ProcessorBox::rb_rename));
1448         ActionManager::plugin_selection_sensitive_actions.push_back(act);
1449         ActionManager::register_action (popup_act_grp, X_("selectall"), _("Select All"),
1450                         sigc::ptr_fun (ProcessorBox::rb_select_all));
1451         ActionManager::register_action (popup_act_grp, X_("deselectall"), _("Deselect All"),
1452                         sigc::ptr_fun (ProcessorBox::rb_deselect_all));
1453
1454         /* activation */
1455         act = ActionManager::register_action (popup_act_grp, X_("activate"), _("Activate"),
1456                         sigc::ptr_fun (ProcessorBox::rb_activate));
1457         ActionManager::plugin_selection_sensitive_actions.push_back(act);
1458         act = ActionManager::register_action (popup_act_grp, X_("deactivate"), _("Deactivate"),
1459                         sigc::ptr_fun (ProcessorBox::rb_deactivate));
1460         ActionManager::plugin_selection_sensitive_actions.push_back(act);
1461         ActionManager::register_action (popup_act_grp, X_("activate_all"), _("Activate all"),
1462                         sigc::ptr_fun (ProcessorBox::rb_activate_all));
1463         ActionManager::register_action (popup_act_grp, X_("deactivate_all"), _("Deactivate all"),
1464                         sigc::ptr_fun (ProcessorBox::rb_deactivate_all));
1465
1466         /* show editors */
1467         act = ActionManager::register_action (popup_act_grp, X_("edit"), _("Edit"),
1468                         sigc::ptr_fun (ProcessorBox::rb_edit));
1469         ActionManager::plugin_selection_sensitive_actions.push_back(act);
1470
1471         ActionManager::add_action_group (popup_act_grp);
1472 }
1473
1474 void
1475 ProcessorBox::rb_choose_plugin ()
1476 {
1477         if (_current_processor_box == 0) {
1478                 return;
1479         }
1480         _current_processor_box->choose_plugin ();
1481 }
1482
1483 void
1484 ProcessorBox::rb_choose_insert ()
1485 {
1486         if (_current_processor_box == 0) {
1487                 return;
1488         }
1489         _current_processor_box->choose_insert ();
1490 }
1491
1492 void
1493 ProcessorBox::rb_choose_send ()
1494 {
1495         if (_current_processor_box == 0) {
1496                 return;
1497         }
1498         _current_processor_box->choose_send ();
1499 }
1500
1501 void
1502 ProcessorBox::rb_choose_return ()
1503 {
1504         if (_current_processor_box == 0) {
1505                 return;
1506         }
1507         _current_processor_box->choose_return ();
1508 }
1509
1510 void
1511 ProcessorBox::rb_clear ()
1512 {
1513         if (_current_processor_box == 0) {
1514                 return;
1515         }
1516
1517         _current_processor_box->clear_processors ();
1518 }
1519
1520 void
1521 ProcessorBox::rb_cut ()
1522 {
1523         if (_current_processor_box == 0) {
1524                 return;
1525         }
1526
1527         _current_processor_box->cut_processors ();
1528 }
1529
1530 void
1531 ProcessorBox::rb_delete ()
1532 {
1533         if (_current_processor_box == 0) {
1534                 return;
1535         }
1536
1537         _current_processor_box->delete_processors ();
1538 }
1539
1540 void
1541 ProcessorBox::rb_copy ()
1542 {
1543         if (_current_processor_box == 0) {
1544                 return;
1545         }
1546         _current_processor_box->copy_processors ();
1547 }
1548
1549 void
1550 ProcessorBox::rb_paste ()
1551 {
1552         if (_current_processor_box == 0) {
1553                 return;
1554         }
1555
1556         _current_processor_box->paste_processors ();
1557 }
1558
1559 void
1560 ProcessorBox::rb_rename ()
1561 {
1562         if (_current_processor_box == 0) {
1563                 return;
1564         }
1565         _current_processor_box->rename_processors ();
1566 }
1567
1568 void
1569 ProcessorBox::rb_select_all ()
1570 {
1571         if (_current_processor_box == 0) {
1572                 return;
1573         }
1574
1575         _current_processor_box->select_all_processors ();
1576 }
1577
1578 void
1579 ProcessorBox::rb_deselect_all ()
1580 {
1581         if (_current_processor_box == 0) {
1582                 return;
1583         }
1584
1585         _current_processor_box->deselect_all_processors ();
1586 }
1587
1588 void
1589 ProcessorBox::rb_activate ()
1590 {
1591         if (_current_processor_box == 0) {
1592                 return;
1593         }
1594
1595         _current_processor_box->for_selected_processors (&ProcessorBox::activate_processor);
1596 }
1597
1598 void
1599 ProcessorBox::rb_deactivate ()
1600 {
1601         if (_current_processor_box == 0) {
1602                 return;
1603         }
1604         _current_processor_box->for_selected_processors (&ProcessorBox::deactivate_processor);
1605 }
1606
1607 void
1608 ProcessorBox::rb_activate_all ()
1609 {
1610         if (_current_processor_box == 0) {
1611                 return;
1612         }
1613
1614         _current_processor_box->all_processors_active (true);
1615 }
1616
1617 void
1618 ProcessorBox::rb_deactivate_all ()
1619 {
1620         if (_current_processor_box == 0) {
1621                 return;
1622         }
1623         _current_processor_box->all_processors_active (false);
1624 }
1625
1626 void
1627 ProcessorBox::rb_edit ()
1628 {
1629         if (_current_processor_box == 0) {
1630                 return;
1631         }
1632
1633         _current_processor_box->for_selected_processors (&ProcessorBox::edit_processor);
1634 }
1635
1636 void
1637 ProcessorBox::route_name_changed ()
1638 {
1639         ENSURE_GUI_THREAD (mem_fun (*this, &ProcessorBox::route_name_changed));
1640
1641         boost::shared_ptr<Processor> processor;
1642         boost::shared_ptr<PluginInsert> plugin_insert;
1643         boost::shared_ptr<Send> send;
1644
1645         Gtk::TreeModel::Children children = model->children();
1646
1647         for (Gtk::TreeModel::Children::iterator iter = children.begin(); iter != children.end(); ++iter) {
1648                 Gtk::TreeModel::Row row = *iter;
1649
1650                 processor= row[columns.processor];
1651
1652                 void* gui = processor->get_gui();
1653
1654                 if (!gui) {
1655                         continue;
1656                 }
1657
1658                 /* rename editor windows for sends and plugins */
1659
1660                 WindowTitle title (Glib::get_application_name());
1661
1662                 if ((send = boost::dynamic_pointer_cast<Send> (processor)) != 0) {
1663                         title += send->name();
1664                         static_cast<Window*>(gui)->set_title (title.get_string());
1665                 } else if ((plugin_insert = boost::dynamic_pointer_cast<PluginInsert> (processor)) != 0) {
1666                         title += generate_processor_title (plugin_insert);
1667                         static_cast<Window*>(gui)->set_title (title.get_string());
1668                 }
1669         }
1670 }
1671
1672 string
1673 ProcessorBox::generate_processor_title (boost::shared_ptr<PluginInsert> pi)
1674 {
1675         string maker = pi->plugin()->maker() ? pi->plugin()->maker() : "";
1676         string::size_type email_pos;
1677
1678         if ((email_pos = maker.find_first_of ('<')) != string::npos) {
1679                 maker = maker.substr (0, email_pos - 1);
1680         }
1681
1682         if (maker.length() > 32) {
1683                 maker = maker.substr (0, 32);
1684                 maker += " ...";
1685         }
1686
1687         return string_compose(_("%1: %2 (by %3)"), _route->name(), pi->name(), maker);
1688 }
1689