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
  43 #include "ardour/amp.h"
  44 #include "ardour/ardour.h"
  45 #include "ardour/audio_diskstream.h"
  46 #include "ardour/audio_track.h"
  47 #include "ardour/audioengine.h"
  48 #include "ardour/internal_send.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 (ARDOUR::Session& sess, sigc::slot<PluginSelector*> get_plugin_selector,
  97                         RouteRedirectSelection& rsel, MixerStrip* parent, bool owner_is_mixer)
  98         : _session(sess)
  99         , _parent_strip (parent)
 100         , _owner_is_mixer (owner_is_mixer)
 101         , _get_plugin_selector (get_plugin_selector)
 102         , _placement(PreFader)
 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         /* new route: any existing block on processor redisplay must be meaningless */
 179         no_processor_redisplay = false;
 180         _route = r;
 181
 182         connections.push_back (_route->processors_changed.connect (
 183                         mem_fun(*this, &ProcessorBox::redisplay_processors)));
 184         connections.push_back (_route->GoingAway.connect (
 185                         mem_fun (*this, &ProcessorBox::route_going_away)));
 186         connections.push_back (_route->NameChanged.connect (
 187                         mem_fun(*this, &ProcessorBox::route_name_changed)));
 188
 189         redisplay_processors ();
 190 }
 191
 192 void
 193 ProcessorBox::route_going_away ()
 194 {
 195         /* don't keep updating display as processors are deleted */
 196         no_processor_redisplay = true;
 197 }
 198
 199
 200 void
 201 ProcessorBox::object_drop (const list<boost::shared_ptr<Processor> >& procs, Gtk::TreeView* source, int x, int y, Glib::RefPtr<Gdk::DragContext>& context)
 202 {
 203         TreeIter iter;
 204         TreeModel::Path path;
 205         TreeViewColumn* column;
 206         int cellx;
 207         int celly;
 208         boost::shared_ptr<Processor> p;
 209
 210         if (processor_display.get_path_at_pos (x, y, path, column, cellx, celly)) {
 211                 if ((iter = model->get_iter (path))) {
 212                         p = (*iter)[columns.processor];
 213                 }
 214         }
 215
 216         for (list<boost::shared_ptr<Processor> >::const_iterator i = procs.begin(); i != procs.end(); ++i) {
 217                 XMLNode& state = (*i)->get_state ();
 218                 XMLNodeList nlist;
 219                 nlist.push_back (&state);
 220                 paste_processor_state (nlist, p);
 221                 delete &state;
 222         }
 223
 224         /* since the treeview doesn't take care of this properly, we have to delete the originals
 225            ourselves.
 226         */
 227
 228         if ((context->get_suggested_action() == Gdk::ACTION_MOVE) && source) {
 229                 ProcessorBox* other = reinterpret_cast<ProcessorBox*> (source->get_data ("processorbox"));
 230                 if (other) {
 231                         cerr << "source was another processor box, delete the selected items\n";
 232                         other->delete_dragged_processors (procs);
 233                 }
 234         }
 235
 236         context->drag_finish (true, (context->get_suggested_action() == Gdk::ACTION_MOVE), 0);
 237 }
 238
 239 void
 240 ProcessorBox::update()
 241 {
 242         redisplay_processors ();
 243 }
 244
 245
 246 void
 247 ProcessorBox::set_width (Width w)
 248 {
 249         if (_width == w) {
 250                 return;
 251         }
 252         _width = w;
 253
 254         redisplay_processors ();
 255 }
 256
 257 void
 258 ProcessorBox::remove_processor_gui (boost::shared_ptr<Processor> processor)
 259 {
 260         boost::shared_ptr<Send> send;
 261         boost::shared_ptr<Return> retrn;
 262         boost::shared_ptr<PortInsert> port_insert;
 263
 264         if ((port_insert = boost::dynamic_pointer_cast<PortInsert> (processor)) != 0) {
 265                 PortInsertUI *io_selector = reinterpret_cast<PortInsertUI *> (port_insert->get_gui());
 266                 port_insert->set_gui (0);
 267                 delete io_selector;
 268         } else if ((send = boost::dynamic_pointer_cast<Send> (processor)) != 0) {
 269                 SendUIWindow *sui = reinterpret_cast<SendUIWindow*> (send->get_gui());
 270                 send->set_gui (0);
 271                 delete sui;
 272         } else if ((retrn = boost::dynamic_pointer_cast<Return> (processor)) != 0) {
 273                 ReturnUIWindow *rui = reinterpret_cast<ReturnUIWindow*> (retrn->get_gui());
 274                 retrn->set_gui (0);
 275                 delete rui;
 276         }
 277 }
 278
 279 void
 280 ProcessorBox::build_send_action_menu ()
 281 {
 282         using namespace Menu_Helpers;
 283
 284         send_action_menu = new Menu;
 285         send_action_menu->set_name ("ArdourContextMenu");
 286         MenuList& items = send_action_menu->items();
 287
 288         items.push_back (MenuElem (_("New send"), mem_fun(*this, &ProcessorBox::new_send)));
 289         items.push_back (MenuElem (_("Show send controls"), mem_fun(*this, &ProcessorBox::show_send_controls)));
 290 }
 291
 292 void
 293 ProcessorBox::show_send_controls ()
 294 {
 295 }
 296
 297 void
 298 ProcessorBox::new_send ()
 299 {
 300 }
 301
 302 void
 303 ProcessorBox::show_processor_menu (gint arg)
 304 {
 305         if (processor_menu == 0) {
 306                 processor_menu = build_processor_menu ();
 307         }
 308
 309         Gtk::MenuItem* plugin_menu_item = dynamic_cast<Gtk::MenuItem*>(ActionManager::get_widget("/processormenu/newplugin"));
 310
 311         if (plugin_menu_item) {
 312                 plugin_menu_item->set_submenu (*_get_plugin_selector()->plugin_menu());
 313         }
 314
 315         paste_action->set_sensitive (!_rr_selection.processors.empty());
 316
 317         processor_menu->popup (1, arg);
 318 }
 319
 320 void
 321 ProcessorBox::processor_drag_begin (GdkDragContext *)
 322 {
 323         processor_drag_in_progress = true;
 324 }
 325
 326 void
 327 ProcessorBox::processor_drag_end (GdkDragContext *)
 328 {
 329         processor_drag_in_progress = false;
 330 }
 331
 332 bool
 333 ProcessorBox::enter_notify (GdkEventCrossing*)
 334 {
 335         _current_processor_box = this;
 336         Keyboard::magic_widget_grab_focus ();
 337         processor_display.grab_focus ();
 338
 339         return false;
 340 }
 341
 342 bool
 343 ProcessorBox::leave_notify (GdkEventCrossing* ev)
 344 {
 345         switch (ev->detail) {
 346         case GDK_NOTIFY_INFERIOR:
 347                 break;
 348         default:
 349                 Keyboard::magic_widget_drop_focus ();
 350         }
 351
 352         return false;
 353 }
 354
 355 bool
 356 ProcessorBox::processor_key_press_event (GdkEventKey *)
 357 {
 358         /* do real stuff on key release */
 359         return false;
 360 }
 361
 362 bool
 363 ProcessorBox::processor_key_release_event (GdkEventKey *ev)
 364 {
 365         bool ret = false;
 366         ProcSelection targets;
 367
 368         get_selected_processors (targets);
 369
 370         if (targets.empty()) {
 371
 372                 int x, y;
 373                 TreeIter iter;
 374                 TreeModel::Path path;
 375                 TreeViewColumn* column;
 376                 int cellx;
 377                 int celly;
 378
 379                 processor_display.get_pointer (x, y);
 380
 381                 if (processor_display.get_path_at_pos (x, y, path, column, cellx, celly)) {
 382                         if ((iter = model->get_iter (path))) {
 383                                 targets.push_back ((*iter)[columns.processor]);
 384                         }
 385                 }
 386         }
 387
 388
 389         switch (ev->keyval) {
 390         case GDK_c:
 391                 if (Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
 392                         copy_processors (targets);
 393                 }
 394                 break;
 395
 396         case GDK_x:
 397                 if (Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
 398                         cut_processors (targets);
 399                 }
 400                 break;
 401
 402         case GDK_v:
 403                 if (Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
 404                         if (targets.empty()) {
 405                                 paste_processors ();
 406                         } else {
 407                                 paste_processors (targets.front());
 408                         }
 409                 }
 410                 break;
 411
 412         case GDK_Delete:
 413         case GDK_BackSpace:
 414                 delete_processors (targets);
 415                 ret = true;
 416                 break;
 417
 418         case GDK_slash:
 419                 for (ProcSelection::iterator i = targets.begin(); i != targets.end(); ++i) {
 420                         if ((*i)->active()) {
 421                                 (*i)->deactivate ();
 422                         } else {
 423                                 (*i)->activate ();
 424                         }
 425                 }
 426                 ret = true;
 427                 break;
 428
 429         default:
 430                 break;
 431         }
 432
 433         return ret;
 434 }
 435
 436 bool
 437 ProcessorBox::processor_button_press_event (GdkEventButton *ev)
 438 {
 439         TreeIter iter;
 440         TreeModel::Path path;
 441         TreeViewColumn* column;
 442         int cellx;
 443         int celly;
 444         boost::shared_ptr<Processor> processor;
 445         int ret = false;
 446         bool selected = false;
 447
 448         if (processor_display.get_path_at_pos ((int)ev->x, (int)ev->y, path, column, cellx, celly)) {
 449                 if ((iter = model->get_iter (path))) {
 450                         processor = (*iter)[columns.processor];
 451                         selected = processor_display.get_selection()->is_selected (iter);
 452                 }
 453
 454         }
 455
 456         if (processor && (Keyboard::is_edit_event (ev) || (ev->button == 1 && ev->type == GDK_2BUTTON_PRESS))) {
 457
 458                 if (_session.engine().connected()) {
 459                         /* XXX giving an error message here is hard, because we may be in the midst of a button press */
 460                         edit_processor (processor);
 461                 }
 462                 ret = true;
 463
 464         } else if (processor && ev->button == 1 && selected) {
 465
 466                 // this is purely informational but necessary for route params UI
 467                 ProcessorSelected (processor); // emit
 468
 469         } else if (!processor && ev->button == 1 && ev->type == GDK_2BUTTON_PRESS) {
 470
 471                 choose_plugin ();
 472                 _get_plugin_selector()->show_manager ();
 473         }
 474
 475
 476         return ret;
 477 }
 478
 479 bool
 480 ProcessorBox::processor_button_release_event (GdkEventButton *ev)
 481 {
 482         TreeIter iter;
 483         TreeModel::Path path;
 484         TreeViewColumn* column;
 485         int cellx;
 486         int celly;
 487         boost::shared_ptr<Processor> processor;
 488         int ret = false;
 489
 490         if (processor_display.get_path_at_pos ((int)ev->x, (int)ev->y, path, column, cellx, celly)) {
 491                 if ((iter = model->get_iter (path))) {
 492                         processor = (*iter)[columns.processor];
 493                 }
 494         }
 495
 496         if (processor && Keyboard::is_delete_event (ev)) {
 497
 498                 Glib::signal_idle().connect (bind (
 499                                 mem_fun(*this, &ProcessorBox::idle_delete_processor),
 500                                 boost::weak_ptr<Processor>(processor)));
 501                 ret = true;
 502
 503         } else if (Keyboard::is_context_menu_event (ev)) {
 504
 505                 /* figure out if we are above or below the fader/amp processor,
 506                    and set the next insert position appropriately.
 507                 */
 508
 509                 if (processor) {
 510                         if (_route->processor_is_prefader (processor)) {
 511                                 _placement = PreFader;
 512                         } else {
 513                                 _placement = PostFader;
 514                         }
 515                 } else {
 516                         _placement = PostFader;
 517                 }
 518
 519                 show_processor_menu (ev->time);
 520                 ret = true;
 521
 522         } else if (processor && Keyboard::is_button2_event (ev)
 523 #ifndef GTKOSX
 524                    && (Keyboard::no_modifier_keys_pressed (ev) && ((ev->state & Gdk::BUTTON2_MASK) == Gdk::BUTTON2_MASK))
 525 #endif
 526                 ) {
 527
 528                 /* button2-click with no/appropriate modifiers */
 529
 530                 if (processor->active()) {
 531                         processor->deactivate ();
 532                 } else {
 533                         processor->activate ();
 534                 }
 535                 ret = true;
 536
 537         }
 538
 539         return ret;
 540 }
 541
 542 Menu *
 543 ProcessorBox::build_processor_menu ()
 544 {
 545         processor_menu = dynamic_cast<Gtk::Menu*>(ActionManager::get_widget("/processormenu") );
 546         processor_menu->set_name ("ArdourContextMenu");
 547
 548         show_all_children();
 549
 550         return processor_menu;
 551 }
 552
 553 void
 554 ProcessorBox::selection_changed ()
 555 {
 556         bool sensitive = (processor_display.get_selection()->count_selected_rows()) ? true : false;
 557         ActionManager::set_sensitive (ActionManager::plugin_selection_sensitive_actions, sensitive);
 558 }
 559
 560 void
 561 ProcessorBox::select_all_processors ()
 562 {
 563         processor_display.get_selection()->select_all();
 564 }
 565
 566 void
 567 ProcessorBox::deselect_all_processors ()
 568 {
 569         processor_display.get_selection()->unselect_all();
 570 }
 571
 572 void
 573 ProcessorBox::choose_plugin ()
 574 {
 575         _get_plugin_selector()->set_interested_object (*this);
 576 }
 577
 578 void
 579 ProcessorBox::use_plugins (const SelectedPlugins& plugins)
 580 {
 581         for (SelectedPlugins::const_iterator p = plugins.begin(); p != plugins.end(); ++p) {
 582
 583                 boost::shared_ptr<Processor> processor (new PluginInsert (_session, *p));
 584
 585                 Route::ProcessorStreams err_streams;
 586
 587                 if (Config->get_new_plugins_active()) {
 588                         processor->activate ();
 589                 }
 590
 591                 if (_route->add_processor (processor, _placement, &err_streams)) {
 592                         weird_plugin_dialog (**p, err_streams);
 593                         // XXX SHAREDPTR delete plugin here .. do we even need to care?
 594                 } else {
 595
 596                         if (Profile->get_sae()) {
 597                                 processor->activate ();
 598                         }
 599                         processor->ActiveChanged.connect (bind (
 600                                         mem_fun (*this, &ProcessorBox::show_processor_active),
 601                                         boost::weak_ptr<Processor>(processor)));
 602                 }
 603         }
 604 }
 605
 606 void
 607 ProcessorBox::weird_plugin_dialog (Plugin& p, Route::ProcessorStreams streams)
 608 {
 609         ArdourDialog dialog (_("ardour: weird plugin dialog"));
 610         Label label;
 611
 612         string text = string_compose(_("You attempted to add the plugin \"%1\" at index %2.\n"),
 613                         p.name(), streams.index);
 614
 615         bool has_midi  = streams.count.n_midi() > 0 || p.get_info()->n_inputs.n_midi() > 0;
 616         bool has_audio = streams.count.n_audio() > 0 || p.get_info()->n_inputs.n_audio() > 0;
 617
 618         text += _("\nThis plugin has:\n");
 619         if (has_midi) {
 620                 text += string_compose("\t%1 ", p.get_info()->n_inputs.n_midi()) + _("MIDI input(s)\n");
 621         }
 622         if (has_audio) {
 623                 text += string_compose("\t%1 ", p.get_info()->n_inputs.n_audio()) + _("audio input(s)\n");
 624         }
 625
 626         text += _("\nBut at the insertion point, there are:\n");
 627         if (has_midi) {
 628                 text += string_compose("\t%1 ", streams.count.n_midi()) + _("MIDI channel(s)\n");
 629         }
 630         if (has_audio) {
 631                 text += string_compose("\t%1 ", streams.count.n_audio()) + _("audio channel(s)\n");
 632         }
 633
 634         text += _("\nArdour is unable to insert this plugin here.\n");
 635         label.set_text(text);
 636
 637         dialog.get_vbox()->pack_start (label);
 638         dialog.add_button (Stock::OK, RESPONSE_ACCEPT);
 639
 640         dialog.set_name (X_("PluginIODialog"));
 641         dialog.set_position (Gtk::WIN_POS_MOUSE);
 642         dialog.set_modal (true);
 643         dialog.show_all ();
 644
 645         dialog.run ();
 646 }
 647
 648 void
 649 ProcessorBox::choose_insert ()
 650 {
 651         boost::shared_ptr<Processor> processor (new PortInsert (_session, _route->mute_master()));
 652         processor->ActiveChanged.connect (bind (mem_fun(*this, &ProcessorBox::show_processor_active),
 653                                                 boost::weak_ptr<Processor>(processor)));
 654
 655         _route->add_processor (processor, _placement);
 656 }
 657
 658 void
 659 ProcessorBox::choose_send ()
 660 {
 661         boost::shared_ptr<Send> send (new Send (_session, _route->mute_master()));
 662
 663         /* make an educated guess at the initial number of outputs for the send */
 664         ChanCount outs = (_session.master_out())
 665                         ? _session.master_out()->n_outputs()
 666                         : _route->n_outputs();
 667
 668         /* XXX need processor lock on route */
 669         try {
 670                 send->output()->ensure_io (outs, false, this);
 671         } catch (AudioEngine::PortRegistrationFailure& err) {
 672                 error << string_compose (_("Cannot set up new send: %1"), err.what()) << endmsg;
 673                 return;
 674         }
 675
 676         /* let the user adjust the IO setup before creation.
 677
 678            Note: this dialog is NOT modal - we just leave it to run and it will
 679            return when its Finished signal is emitted - typically when the window
 680            is closed.
 681          */
 682
 683         IOSelectorWindow *ios = new IOSelectorWindow (_session, send->output(), true);
 684         ios->show_all ();
 685
 686         /* keep a reference to the send so it doesn't get deleted while
 687            the IOSelectorWindow is doing its stuff
 688         */
 689         _processor_being_created = send;
 690
 691         ios->selector().Finished.connect (bind (
 692                         mem_fun(*this, &ProcessorBox::send_io_finished),
 693                         boost::weak_ptr<Processor>(send), ios));
 694
 695 }
 696
 697 void
 698 ProcessorBox::send_io_finished (IOSelector::Result r, boost::weak_ptr<Processor> weak_processor, IOSelectorWindow* ios)
 699 {
 700         boost::shared_ptr<Processor> processor (weak_processor.lock());
 701
 702         /* drop our temporary reference to the new send */
 703         _processor_being_created.reset ();
 704
 705         if (!processor) {
 706                 return;
 707         }
 708
 709         switch (r) {
 710         case IOSelector::Cancelled:
 711                 // processor will go away when all shared_ptrs to it vanish
 712                 break;
 713
 714         case IOSelector::Accepted:
 715                 _route->add_processor (processor, _placement);
 716                 if (Profile->get_sae()) {
 717                         processor->activate ();
 718                 }
 719                 break;
 720         }
 721
 722         delete_when_idle (ios);
 723 }
 724
 725 void
 726 ProcessorBox::choose_return ()
 727 {
 728         boost::shared_ptr<Return> retrn (new Return (_session));
 729
 730         /* assume user just wants a single audio input (sidechain) by default */
 731         ChanCount ins(DataType::AUDIO, 1);
 732
 733         /* XXX need processor lock on route */
 734         try {
 735                 retrn->input()->ensure_io (ins, false, this);
 736         } catch (AudioEngine::PortRegistrationFailure& err) {
 737                 error << string_compose (_("Cannot set up new return: %1"), err.what()) << endmsg;
 738                 return;
 739         }
 740
 741         /* let the user adjust the IO setup before creation */
 742         IOSelectorWindow *ios = new IOSelectorWindow (_session, retrn->input(), true);
 743         ios->show_all ();
 744
 745         /* keep a reference to the return so it doesn't get deleted while
 746            the IOSelectorWindow is doing its stuff */
 747         _processor_being_created = retrn;
 748
 749         ios->selector().Finished.connect (bind (
 750                         mem_fun(*this, &ProcessorBox::return_io_finished),
 751                         boost::weak_ptr<Processor>(retrn), ios));
 752 }
 753
 754 void
 755 ProcessorBox::return_io_finished (IOSelector::Result r, boost::weak_ptr<Processor> weak_processor, IOSelectorWindow* ios)
 756 {
 757         boost::shared_ptr<Processor> processor (weak_processor.lock());
 758
 759         /* drop our temporary reference to the new return */
 760         _processor_being_created.reset ();
 761
 762         if (!processor) {
 763                 return;
 764         }
 765
 766         switch (r) {
 767         case IOSelector::Cancelled:
 768                 // processor will go away when all shared_ptrs to it vanish
 769                 break;
 770
 771         case IOSelector::Accepted:
 772                 _route->add_processor (processor, _placement);
 773                 if (Profile->get_sae()) {
 774                         processor->activate ();
 775                 }
 776                 break;
 777         }
 778
 779         delete_when_idle (ios);
 780 }
 781
 782 void
 783 ProcessorBox::redisplay_processors ()
 784 {
 785         ENSURE_GUI_THREAD (mem_fun(*this, &ProcessorBox::redisplay_processors));
 786
 787         if (no_processor_redisplay) {
 788                 return;
 789         }
 790
 791         ignore_delete = true;
 792         model->clear ();
 793         ignore_delete = false;
 794
 795         processor_active_connections.clear ();
 796         processor_name_connections.clear ();
 797
 798         _route->foreach_processor (mem_fun (*this, &ProcessorBox::add_processor_to_display));
 799
 800         build_processor_tooltip (processor_eventbox, _("Inserts, sends & plugins:"));
 801 }
 802
 803 void
 804 ProcessorBox::add_processor_to_display (boost::weak_ptr<Processor> p)
 805 {
 806         boost::shared_ptr<Processor> processor (p.lock ());
 807
 808         if (!processor || !processor->display_to_user()) {
 809                 return;
 810         }
 811
 812         Gtk::TreeModel::Row row = *(model->append());
 813         row[columns.text] = processor_name (processor);
 814         row[columns.processor] = processor;
 815
 816         show_processor_active (processor);
 817
 818         processor_active_connections.push_back (processor->ActiveChanged.connect (bind (
 819                         mem_fun(*this, &ProcessorBox::show_processor_active),
 820                         boost::weak_ptr<Processor>(processor))));
 821         processor_name_connections.push_back (processor->NameChanged.connect (bind (
 822                         mem_fun(*this, &ProcessorBox::show_processor_name),
 823                         boost::weak_ptr<Processor>(processor))));
 824 }
 825
 826 string
 827 ProcessorBox::processor_name (boost::weak_ptr<Processor> weak_processor)
 828 {
 829         boost::shared_ptr<Processor> processor (weak_processor.lock());
 830
 831         if (!processor) {
 832                 return string();
 833         }
 834
 835         boost::shared_ptr<Send> send;
 836         string name_display;
 837
 838         if (!processor->active()) {
 839                 name_display = " (";
 840         }
 841
 842         if ((send = boost::dynamic_pointer_cast<Send> (processor)) != 0 &&
 843             !boost::dynamic_pointer_cast<InternalSend>(processor)) {
 844
 845                 name_display += '>';
 846
 847                 /* grab the send name out of its overall name */
 848
 849                 string::size_type lbracket, rbracket;
 850                 lbracket = send->name().find ('[');
 851                 rbracket = send->name().find (']');
 852
 853                 switch (_width) {
 854                 case Wide:
 855                         name_display += send->name().substr (lbracket+1, lbracket-rbracket-1);
 856                         break;
 857                 case Narrow:
 858                         name_display += PBD::short_version (send->name().substr (lbracket+1, lbracket-rbracket-1), 4);
 859                         break;
 860                 }
 861
 862         } else {
 863
 864                 switch (_width) {
 865                 case Wide:
 866                         name_display += processor->display_name();
 867                         break;
 868                 case Narrow:
 869                         name_display += PBD::short_version (processor->display_name(), 5);
 870                         break;
 871                 }
 872
 873         }
 874
 875         if (!processor->active()) {
 876                 name_display += ')';
 877         }
 878
 879         return name_display;
 880 }
 881
 882 void
 883 ProcessorBox::build_processor_tooltip (EventBox& box, string start)
 884 {
 885         string tip(start);
 886
 887         Gtk::TreeModel::Children children = model->children();
 888         for(Gtk::TreeModel::Children::iterator iter = children.begin(); iter != children.end(); ++iter) {
 889                 Gtk::TreeModel::Row row = *iter;
 890                 tip += '\n';
 891                 tip += row[columns.text];
 892         }
 893         ARDOUR_UI::instance()->tooltips().set_tip (box, tip);
 894 }
 895
 896 void
 897 ProcessorBox::show_processor_name (boost::weak_ptr<Processor> processor)
 898 {
 899         ENSURE_GUI_THREAD(bind (mem_fun(*this, &ProcessorBox::show_processor_name), processor));
 900         show_processor_active (processor);
 901 }
 902
 903 void
 904 ProcessorBox::show_processor_active (boost::weak_ptr<Processor> weak_processor)
 905 {
 906         boost::shared_ptr<Processor> processor (weak_processor.lock());
 907
 908         if (!processor) {
 909                 return;
 910         }
 911
 912         ENSURE_GUI_THREAD(bind (mem_fun(*this, &ProcessorBox::show_processor_active), weak_processor));
 913
 914         Gtk::TreeModel::Children children = model->children();
 915         Gtk::TreeModel::Children::iterator iter = children.begin();
 916
 917         while (iter != children.end()) {
 918
 919                 boost::shared_ptr<Processor> r = (*iter)[columns.processor];
 920
 921                 if (r == processor) {
 922                         (*iter)[columns.text] = processor_name (r);
 923
 924                         if (processor->active()) {
 925                                 (*iter)[columns.color] = *active_processor_color;
 926                         } else {
 927                                 (*iter)[columns.color] = *inactive_processor_color;
 928                         }
 929                         break;
 930                 }
 931
 932                 iter++;
 933         }
 934 }
 935
 936 void
 937 ProcessorBox::row_deleted (const Gtk::TreeModel::Path &)
 938 {
 939         if (!ignore_delete) {
 940                 compute_processor_sort_keys ();
 941         }
 942 }
 943
 944 void
 945 ProcessorBox::compute_processor_sort_keys ()
 946 {
 947         Gtk::TreeModel::Children children = model->children();
 948         Route::ProcessorList our_processors;
 949
 950         for (Gtk::TreeModel::Children::iterator iter = children.begin(); iter != children.end(); ++iter) {
 951                 boost::shared_ptr<Processor> p = (*iter)[columns.processor];
 952                 our_processors.push_back ((*iter)[columns.processor]);
 953         }
 954
 955         if (_route->reorder_processors (our_processors)) {
 956
 957                 /* reorder failed, so redisplay */
 958
 959                 redisplay_processors ();
 960
 961                 /* now tell them about the problem */
 962
 963                 ArdourDialog dialog (_("ardour: weird plugin dialog"));
 964                 Label label;
 965
 966                 label.set_text (_("\
 967 You cannot reorder this set of processors\n\
 968 in that way because the inputs and\n\
 969 outputs do not work correctly."));
 970
 971                 dialog.get_vbox()->pack_start (label);
 972                 dialog.add_button (Stock::OK, RESPONSE_ACCEPT);
 973
 974                 dialog.set_name (X_("PluginIODialog"));
 975                 dialog.set_position (Gtk::WIN_POS_MOUSE);
 976                 dialog.set_modal (true);
 977                 dialog.show_all ();
 978
 979                 dialog.run ();
 980         }
 981 }
 982
 983 void
 984 ProcessorBox::rename_processors ()
 985 {
 986         ProcSelection to_be_renamed;
 987
 988         get_selected_processors (to_be_renamed);
 989
 990         if (to_be_renamed.empty()) {
 991                 return;
 992         }
 993
 994         for (ProcSelection::iterator i = to_be_renamed.begin(); i != to_be_renamed.end(); ++i) {
 995                 rename_processor (*i);
 996         }
 997 }
 998
 999 void
1000 ProcessorBox::cut_processors ()
1001 {
1002         ProcSelection to_be_removed;
1003
1004         get_selected_processors (to_be_removed);
1005 }
1006
1007 void
1008 ProcessorBox::cut_processors (const ProcSelection& to_be_removed)
1009 {
1010         if (to_be_removed.empty()) {
1011                 return;
1012         }
1013
1014         XMLNode* node = new XMLNode (X_("cut"));
1015         Route::ProcessorList to_cut;
1016
1017         no_processor_redisplay = true;
1018         for (ProcSelection::const_iterator i = to_be_removed.begin(); i != to_be_removed.end(); ++i) {
1019                 // Cut only plugins, sends and returns
1020                 if (boost::dynamic_pointer_cast<PluginInsert>((*i)) != 0 ||
1021                     (boost::dynamic_pointer_cast<Send>((*i)) != 0) ||
1022                     (boost::dynamic_pointer_cast<Return>((*i)) != 0)) {
1023
1024                         void* gui = (*i)->get_gui ();
1025
1026                         if (gui) {
1027                                 static_cast<Gtk::Widget*>(gui)->hide ();
1028                         }
1029
1030                         XMLNode& child ((*i)->get_state());
1031                         node->add_child_nocopy (child);
1032                         to_cut.push_back (*i);
1033                 }
1034         }
1035
1036         if (_route->remove_processors (to_cut) != 0) {
1037                 delete node;
1038                 no_processor_redisplay = false;
1039                 return;
1040         }
1041
1042         _rr_selection.set (node);
1043
1044         no_processor_redisplay = false;
1045         redisplay_processors ();
1046 }
1047
1048 void
1049 ProcessorBox::copy_processors ()
1050 {
1051         ProcSelection to_be_copied;
1052         get_selected_processors (to_be_copied);
1053         copy_processors (to_be_copied);
1054 }
1055
1056 void
1057 ProcessorBox::copy_processors (const ProcSelection& to_be_copied)
1058 {
1059         if (to_be_copied.empty()) {
1060                 return;
1061         }
1062
1063         XMLNode* node = new XMLNode (X_("copy"));
1064
1065         for (ProcSelection::const_iterator i = to_be_copied.begin(); i != to_be_copied.end(); ++i) {
1066                 // Copy only plugins, sends, returns
1067                 if (boost::dynamic_pointer_cast<PluginInsert>((*i)) != 0 ||
1068                     (boost::dynamic_pointer_cast<Send>((*i)) != 0) ||
1069                     (boost::dynamic_pointer_cast<Return>((*i)) != 0)) {
1070                         node->add_child_nocopy ((*i)->get_state());
1071                 }
1072         }
1073
1074         _rr_selection.set (node);
1075 }
1076
1077 void
1078 ProcessorBox::delete_processors ()
1079 {
1080         ProcSelection to_be_deleted;
1081         get_selected_processors (to_be_deleted);
1082         delete_processors (to_be_deleted);
1083 }
1084
1085 void
1086 ProcessorBox::delete_processors (const ProcSelection& targets)
1087 {
1088         if (targets.empty()) {
1089                 return;
1090         }
1091
1092         no_processor_redisplay = true;
1093
1094         for (ProcSelection::const_iterator i = targets.begin(); i != targets.end(); ++i) {
1095
1096                 void* gui = (*i)->get_gui ();
1097
1098                 if (gui) {
1099                         static_cast<Gtk::Widget*>(gui)->hide ();
1100                 }
1101
1102                 _route->remove_processor(*i);
1103         }
1104
1105         no_processor_redisplay = false;
1106         redisplay_processors ();
1107 }
1108
1109 void
1110 ProcessorBox::delete_dragged_processors (const list<boost::shared_ptr<Processor> >& procs)
1111 {
1112         list<boost::shared_ptr<Processor> >::const_iterator x;
1113
1114         no_processor_redisplay = true;
1115         for (x = procs.begin(); x != procs.end(); ++x) {
1116
1117                 void* gui = (*x)->get_gui ();
1118
1119                 if (gui) {
1120                         static_cast<Gtk::Widget*>(gui)->hide ();
1121                 }
1122
1123                 _route->remove_processor(*x);
1124         }
1125
1126         no_processor_redisplay = false;
1127         redisplay_processors ();
1128 }
1129
1130 gint
1131 ProcessorBox::idle_delete_processor (boost::weak_ptr<Processor> weak_processor)
1132 {
1133         boost::shared_ptr<Processor> processor (weak_processor.lock());
1134
1135         if (!processor) {
1136                 return false;
1137         }
1138
1139         /* NOT copied to _mixer.selection() */
1140
1141         no_processor_redisplay = true;
1142         _route->remove_processor (processor);
1143         no_processor_redisplay = false;
1144         redisplay_processors ();
1145
1146         return false;
1147 }
1148
1149 void
1150 ProcessorBox::rename_processor (boost::shared_ptr<Processor> processor)
1151 {
1152         ArdourPrompter name_prompter (true);
1153         string result;
1154         name_prompter.set_prompt (_("rename processor"));
1155         name_prompter.set_initial_text (processor->name());
1156         name_prompter.add_button (_("Rename"), Gtk::RESPONSE_ACCEPT);
1157         name_prompter.set_response_sensitive (Gtk::RESPONSE_ACCEPT, false);
1158         name_prompter.show_all ();
1159
1160         switch (name_prompter.run ()) {
1161
1162         case Gtk::RESPONSE_ACCEPT:
1163                 name_prompter.get_result (result);
1164                 if (result.length()) {
1165                         if (_session.route_by_name (result)) {
1166                                 ARDOUR_UI::instance()->popup_error (_("A track already exists with that name"));
1167                                 return;
1168                         }
1169                         processor->set_name (result);
1170                 }
1171                 break;
1172         }
1173
1174         return;
1175 }
1176
1177 void
1178 ProcessorBox::paste_processors ()
1179 {
1180         if (_rr_selection.processors.empty()) {
1181                 return;
1182         }
1183
1184         paste_processor_state (_rr_selection.processors.get_node().children(), boost::shared_ptr<Processor>());
1185 }
1186
1187 void
1188 ProcessorBox::paste_processors (boost::shared_ptr<Processor> before)
1189 {
1190
1191         if (_rr_selection.processors.empty()) {
1192                 return;
1193         }
1194
1195         paste_processor_state (_rr_selection.processors.get_node().children(), before);
1196 }
1197
1198 void
1199 ProcessorBox::paste_processor_state (const XMLNodeList& nlist, boost::shared_ptr<Processor> p)
1200 {
1201         XMLNodeConstIterator niter;
1202         list<boost::shared_ptr<Processor> > copies;
1203
1204         if (nlist.empty()) {
1205                 return;
1206         }
1207
1208         for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
1209
1210                 XMLProperty const * type = (*niter)->property ("type");
1211                 assert (type);
1212
1213                 boost::shared_ptr<Processor> p;
1214                 try {
1215                         if (type->value() == "meter" ||
1216                             type->value() == "main-outs" ||
1217                             type->value() == "amp" ||
1218                             type->value() == "intsend" || type->value() == "intreturn") {
1219                                 /* do not paste meter, main outs, amp or internal send/returns */
1220                                 continue;
1221
1222                         } else if (type->value() == "send") {
1223
1224                                 XMLNode n (**niter);
1225                                 Send::make_unique (n, _session);
1226                                 p.reset (new Send (_session, _route->mute_master(), n));
1227
1228                         } else if (type->value() == "return") {
1229
1230                                 XMLNode n (**niter);
1231                                 Return::make_unique (n, _session);
1232                                 p.reset (new Return (_session, **niter));
1233
1234                         } else {
1235                                 /* XXX its a bit limiting to assume that everything else
1236                                    is a plugin.
1237                                 */
1238                                 p.reset (new PluginInsert (_session, **niter));
1239                         }
1240
1241                         copies.push_back (p);
1242                 }
1243
1244                 catch (...) {
1245                         cerr << "plugin insert constructor failed\n";
1246                 }
1247         }
1248
1249         if (copies.empty()) {
1250                 return;
1251         }
1252
1253         if (_route->add_processors (copies, p)) {
1254
1255                 string msg = _(
1256                         "Copying the set of processors on the clipboard failed,\n\
1257 probably because the I/O configuration of the plugins\n\
1258 could not match the configuration of this track.");
1259                 MessageDialog am (msg);
1260                 am.run ();
1261         }
1262 }
1263
1264 void
1265 ProcessorBox::activate_processor (boost::shared_ptr<Processor> r)
1266 {
1267         r->activate ();
1268 }
1269
1270 void
1271 ProcessorBox::deactivate_processor (boost::shared_ptr<Processor> r)
1272 {
1273         r->deactivate ();
1274 }
1275
1276 void
1277 ProcessorBox::get_selected_processors (ProcSelection& processors)
1278 {
1279     vector<Gtk::TreeModel::Path> pathlist = processor_display.get_selection()->get_selected_rows();
1280
1281     for (vector<Gtk::TreeModel::Path>::iterator iter = pathlist.begin(); iter != pathlist.end(); ++iter) {
1282             processors.push_back ((*(model->get_iter(*iter)))[columns.processor]);
1283     }
1284 }
1285
1286 void
1287 ProcessorBox::for_selected_processors (void (ProcessorBox::*method)(boost::shared_ptr<Processor>))
1288 {
1289     vector<Gtk::TreeModel::Path> pathlist = processor_display.get_selection()->get_selected_rows();
1290
1291         for (vector<Gtk::TreeModel::Path>::iterator iter = pathlist.begin(); iter != pathlist.end(); ++iter) {
1292                 boost::shared_ptr<Processor> processor = (*(model->get_iter(*iter)))[columns.processor];
1293                 (this->*method)(processor);
1294         }
1295 }
1296
1297 void
1298 ProcessorBox::all_processors_active (bool state)
1299 {
1300         _route->all_processors_active (_placement, state);
1301 }
1302
1303 void
1304 ProcessorBox::ab_plugins ()
1305 {
1306         _route->ab_plugins (ab_direction);
1307         ab_direction = !ab_direction;
1308 }
1309
1310
1311 void
1312 ProcessorBox::clear_processors ()
1313 {
1314         string prompt;
1315         vector<string> choices;
1316
1317         prompt = string_compose (_("Do you really want to remove all processors from %1?\n"
1318                                    "(this cannot be undone)"), _route->name());
1319
1320         choices.push_back (_("Cancel"));
1321         choices.push_back (_("Yes, remove them all"));
1322
1323         Gtkmm2ext::Choice prompter (prompt, choices);
1324
1325         if (prompter.run () == 1) {
1326                 _route->clear_processors (PreFader);
1327                 _route->clear_processors (PostFader);
1328         }
1329 }
1330
1331 void
1332 ProcessorBox::clear_processors (Placement p)
1333 {
1334         string prompt;
1335         vector<string> choices;
1336
1337         if (p == PreFader) {
1338                 prompt = string_compose (_("Do you really want to remove all pre-fader processors from %1?\n"
1339                                            "(this cannot be undone)"), _route->name());
1340         } else {
1341                 prompt = string_compose (_("Do you really want to remove all post-fader processors from %1?\n"
1342                                            "(this cannot be undone)"), _route->name());
1343         }
1344
1345         choices.push_back (_("Cancel"));
1346         choices.push_back (_("Yes, remove them all"));
1347
1348         Gtkmm2ext::Choice prompter (prompt, choices);
1349
1350         if (prompter.run () == 1) {
1351                 _route->clear_processors (p);
1352         }
1353 }
1354
1355 void
1356 ProcessorBox::edit_processor (boost::shared_ptr<Processor> processor)
1357 {
1358         boost::shared_ptr<Send> send;
1359         boost::shared_ptr<Return> retrn;
1360         boost::shared_ptr<PluginInsert> plugin_insert;
1361         boost::shared_ptr<PortInsert> port_insert;
1362         Window* gidget = 0;
1363
1364         if (boost::dynamic_pointer_cast<AudioTrack>(_route) != 0) {
1365
1366                 if (boost::dynamic_pointer_cast<AudioTrack> (_route)->freeze_state() == AudioTrack::Frozen) {
1367                         return;
1368                 }
1369         }
1370
1371         if ((send = boost::dynamic_pointer_cast<Send> (processor)) != 0) {
1372
1373                 if (!_session.engine().connected()) {
1374                         return;
1375                 }
1376
1377 #ifdef OLD_SEND_EDITING
1378                 SendUIWindow *send_ui;
1379
1380                 if (send->get_gui() == 0) {
1381                         send_ui = new SendUIWindow (send, _session);
1382                         send_ui->set_title (send->name());
1383                         send->set_gui (send_ui);
1384
1385                 } else {
1386                         send_ui = reinterpret_cast<SendUIWindow *> (send->get_gui());
1387                 }
1388
1389                 gidget = send_ui;
1390 #else
1391                 if (_parent_strip) {
1392                         _parent_strip->gain_meter().set_controls (_route, send->meter(), send->amp());
1393                         _parent_strip->panner_ui().set_panner (send->panner());
1394                 }
1395 #endif
1396
1397         } else if ((retrn = boost::dynamic_pointer_cast<Return> (processor)) != 0) {
1398
1399                 if (!_session.engine().connected()) {
1400                         return;
1401                 }
1402
1403                 boost::shared_ptr<Return> retrn = boost::dynamic_pointer_cast<Return> (processor);
1404
1405                 ReturnUIWindow *return_ui;
1406
1407                 if (retrn->get_gui() == 0) {
1408
1409                         return_ui = new ReturnUIWindow (retrn, _session);
1410                         return_ui->set_title (retrn->name ());
1411                         send->set_gui (return_ui);
1412
1413                 } else {
1414                         return_ui = reinterpret_cast<ReturnUIWindow *> (retrn->get_gui());
1415                 }
1416
1417                 gidget = return_ui;
1418
1419         } else if ((plugin_insert = boost::dynamic_pointer_cast<PluginInsert> (processor)) != 0) {
1420
1421                 PluginUIWindow *plugin_ui;
1422
1423                 /* these are both allowed to be null */
1424
1425                 Container* toplevel = get_toplevel();
1426                 Window* win = dynamic_cast<Gtk::Window*>(toplevel);
1427
1428                 if (plugin_insert->get_gui() == 0) {
1429
1430                         plugin_ui = new PluginUIWindow (win, plugin_insert);
1431                         plugin_ui->set_title (generate_processor_title (plugin_insert));
1432                         plugin_insert->set_gui (plugin_ui);
1433
1434                 } else {
1435                         plugin_ui = reinterpret_cast<PluginUIWindow *> (plugin_insert->get_gui());
1436                         plugin_ui->set_parent (win);
1437                 }
1438
1439                 gidget = plugin_ui;
1440
1441         } else if ((port_insert = boost::dynamic_pointer_cast<PortInsert> (processor)) != 0) {
1442
1443                 if (!_session.engine().connected()) {
1444                         MessageDialog msg ( _("Not connected to JACK - no I/O changes are possible"));
1445                         msg.run ();
1446                         return;
1447                 }
1448
1449                 PortInsertWindow *io_selector;
1450
1451                 if (port_insert->get_gui() == 0) {
1452                         io_selector = new PortInsertWindow (_session, port_insert);
1453                         port_insert->set_gui (io_selector);
1454
1455                 } else {
1456                         io_selector = reinterpret_cast<PortInsertWindow *> (port_insert->get_gui());
1457                 }
1458
1459                 gidget = io_selector;
1460         }
1461
1462         if (gidget) {
1463                 if (gidget->is_visible()) {
1464                         gidget->get_window()->raise ();
1465                 } else {
1466                         gidget->show_all ();
1467                         gidget->present ();
1468                 }
1469         }
1470 }
1471
1472 void
1473 ProcessorBox::register_actions ()
1474 {
1475         Glib::RefPtr<Gtk::ActionGroup> popup_act_grp = Gtk::ActionGroup::create(X_("processormenu"));
1476         Glib::RefPtr<Action> act;
1477
1478         /* new stuff */
1479         ActionManager::register_action (popup_act_grp, X_("newplugin"), _("New Plugin"),
1480                         sigc::ptr_fun (ProcessorBox::rb_choose_plugin));
1481
1482         act = ActionManager::register_action (popup_act_grp, X_("newinsert"), _("New Insert"),
1483                         sigc::ptr_fun (ProcessorBox::rb_choose_insert));
1484         ActionManager::jack_sensitive_actions.push_back (act);
1485         act = ActionManager::register_action (popup_act_grp, X_("newsend"), _("New Send ..."),
1486                         sigc::ptr_fun (ProcessorBox::rb_choose_send));
1487         ActionManager::jack_sensitive_actions.push_back (act);
1488         act = ActionManager::register_action (popup_act_grp, X_("newreturn"), _("New Return ..."),
1489                         sigc::ptr_fun (ProcessorBox::rb_choose_return));
1490         ActionManager::jack_sensitive_actions.push_back (act);
1491
1492         ActionManager::register_action (popup_act_grp, X_("clear"), _("Clear (all)"),
1493                         sigc::ptr_fun (ProcessorBox::rb_clear));
1494         ActionManager::register_action (popup_act_grp, X_("clear_pre"), _("Clear (pre-fader)"),
1495                         sigc::ptr_fun (ProcessorBox::rb_clear_pre));
1496         ActionManager::register_action (popup_act_grp, X_("clear_post"), _("Clear (post-fader)"),
1497                         sigc::ptr_fun (ProcessorBox::rb_clear_post));
1498
1499         /* standard editing stuff */
1500         act = ActionManager::register_action (popup_act_grp, X_("cut"), _("Cut"),
1501                         sigc::ptr_fun (ProcessorBox::rb_cut));
1502         ActionManager::plugin_selection_sensitive_actions.push_back(act);
1503         act = ActionManager::register_action (popup_act_grp, X_("copy"), _("Copy"),
1504                         sigc::ptr_fun (ProcessorBox::rb_copy));
1505         ActionManager::plugin_selection_sensitive_actions.push_back(act);
1506
1507         act = ActionManager::register_action (popup_act_grp, X_("delete"), _("Delete"),
1508                         sigc::ptr_fun (ProcessorBox::rb_delete));
1509         ActionManager::plugin_selection_sensitive_actions.push_back(act); // ??
1510
1511         paste_action = ActionManager::register_action (popup_act_grp, X_("paste"), _("Paste"),
1512                         sigc::ptr_fun (ProcessorBox::rb_paste));
1513         act = ActionManager::register_action (popup_act_grp, X_("rename"), _("Rename"),
1514                         sigc::ptr_fun (ProcessorBox::rb_rename));
1515         ActionManager::plugin_selection_sensitive_actions.push_back(act);
1516         ActionManager::register_action (popup_act_grp, X_("selectall"), _("Select All"),
1517                         sigc::ptr_fun (ProcessorBox::rb_select_all));
1518         ActionManager::register_action (popup_act_grp, X_("deselectall"), _("Deselect All"),
1519                         sigc::ptr_fun (ProcessorBox::rb_deselect_all));
1520
1521         /* activation */
1522         act = ActionManager::register_action (popup_act_grp, X_("activate"), _("Activate"),
1523                         sigc::ptr_fun (ProcessorBox::rb_activate));
1524         ActionManager::plugin_selection_sensitive_actions.push_back(act);
1525         act = ActionManager::register_action (popup_act_grp, X_("deactivate"), _("Deactivate"),
1526                         sigc::ptr_fun (ProcessorBox::rb_deactivate));
1527         ActionManager::plugin_selection_sensitive_actions.push_back(act);
1528         ActionManager::register_action (popup_act_grp, X_("activate_all"), _("Activate all"),
1529                         sigc::ptr_fun (ProcessorBox::rb_activate_all));
1530         ActionManager::register_action (popup_act_grp, X_("deactivate_all"), _("Deactivate all"),
1531                         sigc::ptr_fun (ProcessorBox::rb_deactivate_all));
1532
1533         /* show editors */
1534         act = ActionManager::register_action (popup_act_grp, X_("edit"), _("Edit"),
1535                         sigc::ptr_fun (ProcessorBox::rb_edit));
1536         ActionManager::plugin_selection_sensitive_actions.push_back(act);
1537
1538         ActionManager::add_action_group (popup_act_grp);
1539 }
1540
1541 void
1542 ProcessorBox::rb_choose_plugin ()
1543 {
1544         if (_current_processor_box == 0) {
1545                 return;
1546         }
1547         _current_processor_box->choose_plugin ();
1548 }
1549
1550 void
1551 ProcessorBox::rb_choose_insert ()
1552 {
1553         if (_current_processor_box == 0) {
1554                 return;
1555         }
1556         _current_processor_box->choose_insert ();
1557 }
1558
1559 void
1560 ProcessorBox::rb_choose_send ()
1561 {
1562         if (_current_processor_box == 0) {
1563                 return;
1564         }
1565         _current_processor_box->choose_send ();
1566 }
1567
1568 void
1569 ProcessorBox::rb_choose_return ()
1570 {
1571         if (_current_processor_box == 0) {
1572                 return;
1573         }
1574         _current_processor_box->choose_return ();
1575 }
1576
1577 void
1578 ProcessorBox::rb_clear ()
1579 {
1580         if (_current_processor_box == 0) {
1581                 return;
1582         }
1583
1584         _current_processor_box->clear_processors ();
1585 }
1586
1587
1588 void
1589 ProcessorBox::rb_clear_pre ()
1590 {
1591         if (_current_processor_box == 0) {
1592                 return;
1593         }
1594
1595         _current_processor_box->clear_processors (PreFader);
1596 }
1597
1598
1599 void
1600 ProcessorBox::rb_clear_post ()
1601 {
1602         if (_current_processor_box == 0) {
1603                 return;
1604         }
1605
1606         _current_processor_box->clear_processors (PostFader);
1607 }
1608
1609 void
1610 ProcessorBox::rb_cut ()
1611 {
1612         if (_current_processor_box == 0) {
1613                 return;
1614         }
1615
1616         _current_processor_box->cut_processors ();
1617 }
1618
1619 void
1620 ProcessorBox::rb_delete ()
1621 {
1622         if (_current_processor_box == 0) {
1623                 return;
1624         }
1625
1626         _current_processor_box->delete_processors ();
1627 }
1628
1629 void
1630 ProcessorBox::rb_copy ()
1631 {
1632         if (_current_processor_box == 0) {
1633                 return;
1634         }
1635         _current_processor_box->copy_processors ();
1636 }
1637
1638 void
1639 ProcessorBox::rb_paste ()
1640 {
1641         if (_current_processor_box == 0) {
1642                 return;
1643         }
1644
1645         _current_processor_box->paste_processors ();
1646 }
1647
1648 void
1649 ProcessorBox::rb_rename ()
1650 {
1651         if (_current_processor_box == 0) {
1652                 return;
1653         }
1654         _current_processor_box->rename_processors ();
1655 }
1656
1657 void
1658 ProcessorBox::rb_select_all ()
1659 {
1660         if (_current_processor_box == 0) {
1661                 return;
1662         }
1663
1664         _current_processor_box->select_all_processors ();
1665 }
1666
1667 void
1668 ProcessorBox::rb_deselect_all ()
1669 {
1670         if (_current_processor_box == 0) {
1671                 return;
1672         }
1673
1674         _current_processor_box->deselect_all_processors ();
1675 }
1676
1677 void
1678 ProcessorBox::rb_activate ()
1679 {
1680         if (_current_processor_box == 0) {
1681                 return;
1682         }
1683
1684         _current_processor_box->for_selected_processors (&ProcessorBox::activate_processor);
1685 }
1686
1687 void
1688 ProcessorBox::rb_deactivate ()
1689 {
1690         if (_current_processor_box == 0) {
1691                 return;
1692         }
1693         _current_processor_box->for_selected_processors (&ProcessorBox::deactivate_processor);
1694 }
1695
1696 void
1697 ProcessorBox::rb_activate_all ()
1698 {
1699         if (_current_processor_box == 0) {
1700                 return;
1701         }
1702
1703         _current_processor_box->all_processors_active (true);
1704 }
1705
1706 void
1707 ProcessorBox::rb_deactivate_all ()
1708 {
1709         if (_current_processor_box == 0) {
1710                 return;
1711         }
1712         _current_processor_box->all_processors_active (false);
1713 }
1714
1715 void
1716 ProcessorBox::rb_edit ()
1717 {
1718         if (_current_processor_box == 0) {
1719                 return;
1720         }
1721
1722         _current_processor_box->for_selected_processors (&ProcessorBox::edit_processor);
1723 }
1724
1725 void
1726 ProcessorBox::route_name_changed ()
1727 {
1728         ENSURE_GUI_THREAD (mem_fun (*this, &ProcessorBox::route_name_changed));
1729
1730         boost::shared_ptr<Processor> processor;
1731         boost::shared_ptr<PluginInsert> plugin_insert;
1732         boost::shared_ptr<Send> send;
1733
1734         Gtk::TreeModel::Children children = model->children();
1735
1736         for (Gtk::TreeModel::Children::iterator iter = children.begin(); iter != children.end(); ++iter) {
1737                 Gtk::TreeModel::Row row = *iter;
1738
1739                 processor= row[columns.processor];
1740
1741                 void* gui = processor->get_gui();
1742
1743                 if (!gui) {
1744                         continue;
1745                 }
1746
1747                 /* rename editor windows for sends and plugins */
1748
1749                 if ((send = boost::dynamic_pointer_cast<Send> (processor)) != 0) {
1750                         static_cast<Window*>(gui)->set_title (send->name ());
1751                 } else if ((plugin_insert = boost::dynamic_pointer_cast<PluginInsert> (processor)) != 0) {
1752                         static_cast<Window*>(gui)->set_title (generate_processor_title (plugin_insert));
1753                 }
1754         }
1755 }
1756
1757 string
1758 ProcessorBox::generate_processor_title (boost::shared_ptr<PluginInsert> pi)
1759 {
1760         string maker = pi->plugin()->maker() ? pi->plugin()->maker() : "";
1761         string::size_type email_pos;
1762
1763         if ((email_pos = maker.find_first_of ('<')) != string::npos) {
1764                 maker = maker.substr (0, email_pos - 1);
1765         }
1766
1767         if (maker.length() > 32) {
1768                 maker = maker.substr (0, 32);
1769                 maker += " ...";
1770         }
1771
1772         return string_compose(_("%1: %2 (by %3)"), _route->name(), pi->name(), maker);
1773 }
1774