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/doi.h>
  41
  42 #include "ardour/amp.h"
  43 #include "ardour/ardour.h"
  44 #include "ardour/audio_track.h"
  45 #include "ardour/audioengine.h"
  46 #include "ardour/internal_send.h"
  47 #include "ardour/internal_return.h"
  48 #include "ardour/ladspa_plugin.h"
  49 #include "ardour/meter.h"
  50 #include "ardour/plugin_insert.h"
  51 #include "ardour/port_insert.h"
  52 #include "ardour/profile.h"
  53 #include "ardour/return.h"
  54 #include "ardour/route.h"
  55 #include "ardour/send.h"
  56 #include "ardour/session.h"
  57 #include "ardour/dB.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 "port_insert_ui.h"
  70 #include "processor_box.h"
  71 #include "public_editor.h"
  72 #include "return_ui.h"
  73 #include "route_processor_selection.h"
  74 #include "send_ui.h"
  75 #include "utils.h"
  76
  77 #include "i18n.h"
  78
  79 #ifdef HAVE_AUDIOUNITS
  80 class AUPluginUI;
  81 #endif
  82
  83 using namespace std;
  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 RefPtr<Action> ProcessorBox::cut_action;
  93 RefPtr<Action> ProcessorBox::rename_action;
  94 RefPtr<Action> ProcessorBox::edit_action;
  95 RefPtr<Action> ProcessorBox::controls_action;
  96 Glib::RefPtr<Gdk::Pixbuf> SendProcessorEntry::_slider;
  97
  98 ProcessorEntry::ProcessorEntry (boost::shared_ptr<Processor> p, Width w)
  99         : _position (PreFader)
 100         , _processor (p)
 101         , _width (w)
 102         , _visual_state (Gtk::STATE_NORMAL)
 103 {
 104         _hbox.pack_start (_active, false, false);
 105         _event_box.add (_name);
 106         _hbox.pack_start (_event_box, true, true);
 107         _vbox.pack_start (_hbox);
 108         _frame.add (_vbox);
 109
 110         /* without this, the border is mis-drawn on some systems */
 111         _vbox.set_border_width (1);
 112
 113         _name.set_alignment (0, 0.5);
 114         _name.set_text (name ());
 115         _name.set_padding (2, 2);
 116
 117         if (boost::dynamic_pointer_cast<Amp> (p)) {
 118                 /* Fader processor gets a special look */
 119                 _event_box.set_name ("ProcessorFader");
 120                 _frame.set_name ("ProcessorFaderFrame");
 121                 _name.set_padding (2, 4);
 122         }
 123
 124         _active.set_active (_processor->active ());
 125         _active.signal_toggled().connect (sigc::mem_fun (*this, &ProcessorEntry::active_toggled));
 126
 127         _frame.show ();
 128         _vbox.show ();
 129         _hbox.show ();
 130         _event_box.show ();
 131         _name.show ();
 132         _active.show ();
 133
 134         _processor->ActiveChanged.connect (active_connection, invalidator (*this), boost::bind (&ProcessorEntry::processor_active_changed, this), gui_context());
 135         _processor->PropertyChanged.connect (name_connection, invalidator (*this), ui_bind (&ProcessorEntry::processor_property_changed, this, _1), gui_context());
 136 }
 137
 138 EventBox&
 139 ProcessorEntry::action_widget ()
 140 {
 141         return _event_box;
 142 }
 143
 144 Gtk::Widget&
 145 ProcessorEntry::widget ()
 146 {
 147         return _frame;
 148 }
 149
 150 string
 151 ProcessorEntry::drag_text () const
 152 {
 153         return name ();
 154 }
 155
 156 void
 157 ProcessorEntry::set_visual_state (Gtk::StateType t)
 158 {
 159         _visual_state = t;
 160         setup_visuals ();
 161 }
 162
 163 void
 164 ProcessorEntry::set_position (Position p)
 165 {
 166         _position = p;
 167         setup_visuals ();
 168 }
 169
 170 void
 171 ProcessorEntry::setup_visuals ()
 172 {
 173         switch (_position) {
 174         case PreFader:
 175                 _event_box.set_name ("ProcessorPreFader");
 176                 if (_visual_state == Gtk::STATE_NORMAL) {
 177                         _frame.set_name ("ProcessorPreFaderFrame");
 178                 }
 179                 break;
 180
 181         case Fader:
 182                 _event_box.set_name ("ProcessorFader");
 183                 if (_visual_state == Gtk::STATE_NORMAL) {
 184                         _frame.set_name ("ProcessorFaderFrame");
 185                 }
 186                 break;
 187
 188         case PostFader:
 189                 _event_box.set_name ("ProcessorPostFader");
 190                 if (_visual_state == Gtk::STATE_NORMAL) {
 191                         _frame.set_name ("ProcessorPostFaderFrame");
 192                 }
 193                 break;
 194         }
 195
 196         switch (_visual_state) {
 197         case Gtk::STATE_NORMAL:
 198                 /* _frame has been set up above */
 199                 _event_box.set_state (Gtk::STATE_NORMAL);
 200                 break;
 201         case Gtk::STATE_SELECTED:
 202                 _frame.set_name ("ProcessorFrameSelected");
 203                 /* don't change the background of the box when it is selected */
 204                 _event_box.set_state (Gtk::STATE_NORMAL);
 205                 break;
 206         case Gtk::STATE_ACTIVE:
 207                 _frame.set_name ("ProcessorFrameActiveSend");
 208                 _event_box.set_state (Gtk::STATE_ACTIVE);
 209                 break;
 210         default:
 211                 break;
 212         }
 213 }
 214
 215
 216 boost::shared_ptr<Processor>
 217 ProcessorEntry::processor () const
 218 {
 219         return _processor;
 220 }
 221
 222 void
 223 ProcessorEntry::set_enum_width (Width w)
 224 {
 225         _width = w;
 226 }
 227
 228 void
 229 ProcessorEntry::active_toggled ()
 230 {
 231         if (_active.get_active ()) {
 232                 if (!_processor->active ()) {
 233                         _processor->activate ();
 234                 }
 235         } else {
 236                 if (_processor->active ()) {
 237                         _processor->deactivate ();
 238                 }
 239         }
 240 }
 241
 242 void
 243 ProcessorEntry::processor_active_changed ()
 244 {
 245         if (_active.get_active () != _processor->active ()) {
 246                 _active.set_active (_processor->active ());
 247         }
 248 }
 249
 250 void
 251 ProcessorEntry::processor_property_changed (const PropertyChange& what_changed)
 252 {
 253         if (what_changed.contains (ARDOUR::Properties::name)) {
 254                 _name.set_text (name ());
 255         }
 256 }
 257
 258 string
 259 ProcessorEntry::name () const
 260 {
 261         boost::shared_ptr<Send> send;
 262         string name_display;
 263
 264         if ((send = boost::dynamic_pointer_cast<Send> (_processor)) != 0 &&
 265             !boost::dynamic_pointer_cast<InternalSend>(_processor)) {
 266
 267                 name_display += '>';
 268
 269                 /* grab the send name out of its overall name */
 270
 271                 string::size_type lbracket, rbracket;
 272                 lbracket = send->name().find ('[');
 273                 rbracket = send->name().find (']');
 274
 275                 switch (_width) {
 276                 case Wide:
 277                         name_display += send->name().substr (lbracket+1, lbracket-rbracket-1);
 278                         break;
 279                 case Narrow:
 280                         name_display += PBD::short_version (send->name().substr (lbracket+1, lbracket-rbracket-1), 4);
 281                         break;
 282                 }
 283
 284         } else {
 285
 286                 switch (_width) {
 287                 case Wide:
 288                         name_display += _processor->display_name();
 289                         break;
 290                 case Narrow:
 291                         name_display += PBD::short_version (_processor->display_name(), 5);
 292                         break;
 293                 }
 294
 295         }
 296
 297         return name_display;
 298 }
 299
 300 SendProcessorEntry::SendProcessorEntry (boost::shared_ptr<Send> s, Width w)
 301         : ProcessorEntry (s, w),
 302           _send (s),
 303           _adjustment (gain_to_slider_position_with_max (1.0, Config->get_max_gain()), 0, 1, 0.01, 0.1),
 304           _fader (_slider, &_adjustment, 0, false),
 305           _ignore_gain_change (false)
 306 {
 307         _fader.set_name ("SendFader");
 308         _fader.set_controllable (_send->amp()->gain_control ());
 309         _vbox.pack_start (_fader);
 310
 311         _fader.show ();
 312
 313         _adjustment.signal_value_changed().connect (sigc::mem_fun (*this, &SendProcessorEntry::gain_adjusted));
 314         _send->amp()->gain_control()->Changed.connect (send_gain_connection, invalidator (*this), boost::bind (&SendProcessorEntry::show_gain, this), gui_context());
 315         show_gain ();
 316 }
 317
 318 void
 319 SendProcessorEntry::setup_slider_pix ()
 320 {
 321         _slider = ::get_icon ("fader_belt_h_thin");
 322         assert (_slider);
 323 }
 324
 325 void
 326 SendProcessorEntry::show_gain ()
 327 {
 328         float const value = gain_to_slider_position_with_max (_send->amp()->gain (), Config->get_max_gain());
 329
 330         if (_adjustment.get_value() != value) {
 331                 _ignore_gain_change = true;
 332                 _adjustment.set_value (value);
 333                 _ignore_gain_change = false;
 334
 335                 stringstream s;
 336                 s.precision (1);
 337                 s.setf (ios::fixed, ios::floatfield);
 338                 s << accurate_coefficient_to_dB (_send->amp()->gain ()) << _("dB");
 339                 _fader.set_tooltip_text (s.str ());
 340         }
 341 }
 342
 343 void
 344 SendProcessorEntry::gain_adjusted ()
 345 {
 346         if (_ignore_gain_change) {
 347                 return;
 348         }
 349
 350         _send->amp()->set_gain (slider_position_to_gain_with_max (_adjustment.get_value(), Config->get_max_gain()), this);
 351 }
 352
 353 void
 354 SendProcessorEntry::set_pixel_width (int p)
 355 {
 356         _fader.set_fader_length (p);
 357 }
 358
 359 PluginInsertProcessorEntry::PluginInsertProcessorEntry (boost::shared_ptr<ARDOUR::PluginInsert> p, Width w)
 360         : ProcessorEntry (p, w)
 361         , _plugin_insert (p)
 362 {
 363         p->SplittingChanged.connect (
 364                 _splitting_connection, invalidator (*this), ui_bind (&PluginInsertProcessorEntry::plugin_insert_splitting_changed, this), gui_context()
 365                 );
 366
 367         _splitting_icon.set_size_request (-1, 12);
 368
 369         _vbox.pack_start (_splitting_icon);
 370         _vbox.reorder_child (_splitting_icon, 0);
 371
 372         plugin_insert_splitting_changed ();
 373 }
 374
 375 void
 376 PluginInsertProcessorEntry::plugin_insert_splitting_changed ()
 377 {
 378         if (_plugin_insert->splitting ()) {
 379                 _splitting_icon.show ();
 380         } else {
 381                 _splitting_icon.hide ();
 382         }
 383 }
 384
 385 void
 386 PluginInsertProcessorEntry::hide_things ()
 387 {
 388         plugin_insert_splitting_changed ();
 389 }
 390
 391 void
 392 PluginInsertProcessorEntry::setup_visuals ()
 393 {
 394         switch (_position) {
 395         case PreFader:
 396                 _splitting_icon.set_name ("ProcessorPreFader");
 397                 break;
 398
 399         case Fader:
 400                 _splitting_icon.set_name ("ProcessorFader");
 401                 break;
 402
 403         case PostFader:
 404                 _splitting_icon.set_name ("ProcessorPostFader");
 405                 break;
 406         }
 407
 408         ProcessorEntry::setup_visuals ();
 409 }
 410
 411 bool
 412 PluginInsertProcessorEntry::SplittingIcon::on_expose_event (GdkEventExpose* ev)
 413 {
 414         cairo_t* cr = gdk_cairo_create (get_window()->gobj());
 415
 416         cairo_set_line_width (cr, 1);
 417
 418         double const width = ev->area.width;
 419         double const height = ev->area.height;
 420
 421         Gdk::Color const bg = get_style()->get_bg (STATE_NORMAL);
 422         cairo_set_source_rgb (cr, bg.get_red_p (), bg.get_green_p (), bg.get_blue_p ());
 423
 424         cairo_rectangle (cr, 0, 0, width, height);
 425         cairo_fill (cr);
 426
 427         Gdk::Color const fg = get_style()->get_fg (STATE_NORMAL);
 428         cairo_set_source_rgb (cr, fg.get_red_p (), fg.get_green_p (), fg.get_blue_p ());
 429
 430         cairo_move_to (cr, width * 0.3, height);
 431         cairo_line_to (cr, width * 0.3, height * 0.5);
 432         cairo_line_to (cr, width * 0.7, height * 0.5);
 433         cairo_line_to (cr, width * 0.7, height);
 434         cairo_move_to (cr, width * 0.5, height * 0.5);
 435         cairo_line_to (cr, width * 0.5, 0);
 436         cairo_stroke (cr);
 437
 438         return true;
 439 }
 440
 441 ProcessorBox::ProcessorBox (ARDOUR::Session* sess, boost::function<PluginSelector*()> get_plugin_selector,
 442                             RouteRedirectSelection& rsel, MixerStrip* parent, bool owner_is_mixer)
 443         : _parent_strip (parent)
 444         , _owner_is_mixer (owner_is_mixer)
 445         , ab_direction (true)
 446         , _get_plugin_selector (get_plugin_selector)
 447         , _placement(PreFader)
 448         , _rr_selection(rsel)
 449 {
 450         set_session (sess);
 451
 452         _width = Wide;
 453         processor_menu = 0;
 454         send_action_menu = 0;
 455         no_processor_redisplay = false;
 456
 457         processor_scroller.set_policy (Gtk::POLICY_NEVER, Gtk::POLICY_AUTOMATIC);
 458         processor_scroller.add (processor_display);
 459         pack_start (processor_scroller, true, true);
 460
 461         processor_display.set_flags (CAN_FOCUS);
 462         processor_display.set_name ("ProcessorList");
 463         processor_display.set_size_request (48, -1);
 464         processor_display.set_data ("processorbox", this);
 465         processor_display.set_spacing (2);
 466
 467         processor_display.signal_enter_notify_event().connect (sigc::mem_fun(*this, &ProcessorBox::enter_notify), false);
 468         processor_display.signal_leave_notify_event().connect (sigc::mem_fun(*this, &ProcessorBox::leave_notify), false);
 469
 470         processor_display.signal_key_press_event().connect (sigc::mem_fun(*this, &ProcessorBox::processor_key_press_event));
 471         processor_display.signal_key_release_event().connect (sigc::mem_fun(*this, &ProcessorBox::processor_key_release_event));
 472
 473         processor_display.ButtonPress.connect (sigc::mem_fun (*this, &ProcessorBox::processor_button_press_event));
 474         processor_display.ButtonRelease.connect (sigc::mem_fun (*this, &ProcessorBox::processor_button_release_event));
 475
 476         processor_display.Reordered.connect (sigc::mem_fun (*this, &ProcessorBox::reordered));
 477         processor_display.DropFromAnotherBox.connect (sigc::mem_fun (*this, &ProcessorBox::object_drop));
 478         processor_display.SelectionChanged.connect (sigc::mem_fun (*this, &ProcessorBox::selection_changed));
 479
 480         processor_scroller.show ();
 481         processor_display.show ();
 482
 483         if (parent) {
 484                 parent->DeliveryChanged.connect (
 485                         _mixer_strip_connections, invalidator (*this), ui_bind (&ProcessorBox::mixer_strip_delivery_changed, this, _1), gui_context ()
 486                         );
 487         }
 488 }
 489
 490 ProcessorBox::~ProcessorBox ()
 491 {
 492 }
 493
 494 void
 495 ProcessorBox::set_route (boost::shared_ptr<Route> r)
 496 {
 497         if (_route == r) {
 498                 return;
 499         }
 500
 501         _route_connections.drop_connections();
 502
 503         /* new route: any existing block on processor redisplay must be meaningless */
 504         no_processor_redisplay = false;
 505         _route = r;
 506
 507         _route->processors_changed.connect (
 508                 _route_connections, invalidator (*this), ui_bind (&ProcessorBox::route_processors_changed, this, _1), gui_context()
 509                 );
 510
 511         _route->DropReferences.connect (
 512                 _route_connections, invalidator (*this), boost::bind (&ProcessorBox::route_going_away, this), gui_context()
 513                 );
 514
 515         _route->PropertyChanged.connect (
 516                 _route_connections, invalidator (*this), ui_bind (&ProcessorBox::route_property_changed, this, _1), gui_context()
 517                 );
 518
 519         redisplay_processors ();
 520 }
 521
 522 void
 523 ProcessorBox::route_going_away ()
 524 {
 525         /* don't keep updating display as processors are deleted */
 526         no_processor_redisplay = true;
 527         _route.reset ();
 528 }
 529
 530 void
 531 ProcessorBox::object_drop(DnDVBox<ProcessorEntry>* source, ProcessorEntry* position, Glib::RefPtr<Gdk::DragContext> const & context)
 532 {
 533         boost::shared_ptr<Processor> p;
 534         if (position) {
 535                 p = position->processor ();
 536         }
 537
 538         list<ProcessorEntry*> children = source->selection ();
 539         list<boost::shared_ptr<Processor> > procs;
 540         for (list<ProcessorEntry*>::const_iterator i = children.begin(); i != children.end(); ++i) {
 541                 procs.push_back ((*i)->processor ());
 542         }
 543
 544         for (list<boost::shared_ptr<Processor> >::const_iterator i = procs.begin(); i != procs.end(); ++i) {
 545                 XMLNode& state = (*i)->get_state ();
 546                 XMLNodeList nlist;
 547                 nlist.push_back (&state);
 548                 paste_processor_state (nlist, p);
 549                 delete &state;
 550         }
 551
 552         /* since the dndvbox doesn't take care of this properly, we have to delete the originals
 553            ourselves.
 554         */
 555
 556         if ((context->get_suggested_action() == Gdk::ACTION_MOVE) && source) {
 557                 ProcessorBox* other = reinterpret_cast<ProcessorBox*> (source->get_data ("processorbox"));
 558                 if (other) {
 559                         cerr << "source was another processor box, delete the selected items\n";
 560                         other->delete_dragged_processors (procs);
 561                 }
 562         }
 563 }
 564
 565 void
 566 ProcessorBox::update()
 567 {
 568         redisplay_processors ();
 569 }
 570
 571 void
 572 ProcessorBox::set_width (Width w)
 573 {
 574         if (_width == w) {
 575                 return;
 576         }
 577
 578         _width = w;
 579
 580         list<ProcessorEntry*> children = processor_display.children ();
 581         for (list<ProcessorEntry*>::iterator i = children.begin(); i != children.end(); ++i) {
 582                 (*i)->set_enum_width (w);
 583         }
 584
 585         redisplay_processors ();
 586 }
 587
 588 void
 589 ProcessorBox::build_send_action_menu ()
 590 {
 591         using namespace Menu_Helpers;
 592
 593         send_action_menu = new Menu;
 594         send_action_menu->set_name ("ArdourContextMenu");
 595         MenuList& items = send_action_menu->items();
 596
 597         items.push_back (MenuElem (_("New send"), sigc::mem_fun(*this, &ProcessorBox::new_send)));
 598         items.push_back (MenuElem (_("Show send controls"), sigc::mem_fun(*this, &ProcessorBox::show_send_controls)));
 599 }
 600
 601 Gtk::Menu*
 602 ProcessorBox::build_possible_aux_menu ()
 603 {
 604         boost::shared_ptr<RouteList> rl = _session->get_routes_with_internal_returns();
 605
 606         if (rl->empty()) {
 607                 return 0;
 608         }
 609
 610         using namespace Menu_Helpers;
 611         Menu* menu = manage (new Menu);
 612         MenuList& items = menu->items();
 613
 614         for (RouteList::iterator r = rl->begin(); r != rl->end(); ++r) {
 615                 if (!_route->internal_send_for (*r) && *r != _route) {
 616                         items.push_back (MenuElem ((*r)->name(), sigc::bind (sigc::ptr_fun (ProcessorBox::rb_choose_aux), boost::weak_ptr<Route>(*r))));
 617                 }
 618         }
 619
 620         return menu;
 621 }
 622
 623 void
 624 ProcessorBox::show_send_controls ()
 625 {
 626 }
 627
 628 void
 629 ProcessorBox::new_send ()
 630 {
 631 }
 632
 633 void
 634 ProcessorBox::show_processor_menu (gint arg)
 635 {
 636         if (processor_menu == 0) {
 637                 processor_menu = build_processor_menu ();
 638         }
 639
 640         Gtk::MenuItem* plugin_menu_item = dynamic_cast<Gtk::MenuItem*>(ActionManager::get_widget("/ProcessorMenu/newplugin"));
 641
 642         if (plugin_menu_item) {
 643                 plugin_menu_item->set_submenu (*_get_plugin_selector()->plugin_menu());
 644         }
 645
 646         Gtk::MenuItem* aux_menu_item = dynamic_cast<Gtk::MenuItem*>(ActionManager::get_widget("/ProcessorMenu/newaux"));
 647
 648         if (aux_menu_item) {
 649                 Menu* m = build_possible_aux_menu();
 650                 if (m && !m->items().empty()) {
 651                         aux_menu_item->set_submenu (*m);
 652                         aux_menu_item->set_sensitive (true);
 653                 } else {
 654                         /* stupid gtkmm: we need to pass a null reference here */
 655                         gtk_menu_item_set_submenu (aux_menu_item->gobj(), 0);
 656                         aux_menu_item->set_sensitive (false);
 657                 }
 658         }
 659
 660         cut_action->set_sensitive (can_cut());
 661         paste_action->set_sensitive (!_rr_selection.processors.empty());
 662
 663         processor_menu->popup (1, arg);
 664 }
 665
 666 bool
 667 ProcessorBox::enter_notify (GdkEventCrossing*)
 668 {
 669         _current_processor_box = this;
 670         Keyboard::magic_widget_grab_focus ();
 671         processor_display.grab_focus ();
 672
 673         return false;
 674 }
 675
 676 bool
 677 ProcessorBox::leave_notify (GdkEventCrossing* ev)
 678 {
 679         switch (ev->detail) {
 680         case GDK_NOTIFY_INFERIOR:
 681                 break;
 682         default:
 683                 Keyboard::magic_widget_drop_focus ();
 684         }
 685
 686         return false;
 687 }
 688
 689 bool
 690 ProcessorBox::processor_key_press_event (GdkEventKey *)
 691 {
 692         /* do real stuff on key release */
 693         return false;
 694 }
 695
 696 bool
 697 ProcessorBox::processor_key_release_event (GdkEventKey *ev)
 698 {
 699         bool ret = false;
 700         ProcSelection targets;
 701
 702         get_selected_processors (targets);
 703
 704         if (targets.empty()) {
 705
 706                 int x, y;
 707                 processor_display.get_pointer (x, y);
 708
 709                 pair<ProcessorEntry *, double> const pointer = processor_display.get_child_at_position (y);
 710
 711                 if (pointer.first) {
 712                         targets.push_back (pointer.first->processor ());
 713                 }
 714         }
 715
 716
 717         switch (ev->keyval) {
 718         case GDK_a:
 719                 if (Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
 720                         processor_display.select_all ();
 721                         ret = true;
 722                 }
 723                 break;
 724
 725         case GDK_c:
 726                 if (Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
 727                         copy_processors (targets);
 728                         ret = true;
 729                 }
 730                 break;
 731
 732         case GDK_x:
 733                 if (Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
 734                         cut_processors (targets);
 735                         ret = true;
 736                 }
 737                 break;
 738
 739         case GDK_v:
 740                 if (Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
 741                         if (targets.empty()) {
 742                                 paste_processors ();
 743                         } else {
 744                                 paste_processors (targets.front());
 745                         }
 746                         ret = true;
 747                 }
 748                 break;
 749
 750         case GDK_Up:
 751                 break;
 752
 753         case GDK_Down:
 754                 break;
 755
 756         case GDK_Delete:
 757         case GDK_BackSpace:
 758                 delete_processors (targets);
 759                 ret = true;
 760                 break;
 761
 762         case GDK_Return:
 763                 for (ProcSelection::iterator i = targets.begin(); i != targets.end(); ++i) {
 764                         if ((*i)->active()) {
 765                                 (*i)->deactivate ();
 766                         } else {
 767                                 (*i)->activate ();
 768                         }
 769                 }
 770                 ret = true;
 771                 break;
 772
 773         case GDK_slash:
 774                 ab_plugins ();
 775                 ret = true;
 776                 break;
 777
 778         default:
 779                 break;
 780         }
 781
 782         return ret;
 783 }
 784
 785 bool
 786 ProcessorBox::processor_button_press_event (GdkEventButton *ev, ProcessorEntry* child)
 787 {
 788         boost::shared_ptr<Processor> processor;
 789         if (child) {
 790                 processor = child->processor ();
 791         }
 792
 793         int ret = false;
 794         bool selected = processor_display.selected (child);
 795
 796         if (processor && (Keyboard::is_edit_event (ev) || (ev->button == 1 && ev->type == GDK_2BUTTON_PRESS))) {
 797
 798                 if (_session->engine().connected()) {
 799                         /* XXX giving an error message here is hard, because we may be in the midst of a button press */
 800                         toggle_edit_processor (processor);
 801                 }
 802                 ret = true;
 803
 804         } else if (processor && ev->button == 1 && selected) {
 805
 806                 // this is purely informational but necessary for route params UI
 807                 ProcessorSelected (processor); // emit
 808
 809         } else if (!processor && ev->button == 1 && ev->type == GDK_2BUTTON_PRESS) {
 810
 811                 choose_plugin ();
 812                 _get_plugin_selector()->show_manager ();
 813         }
 814
 815         return ret;
 816 }
 817
 818 bool
 819 ProcessorBox::processor_button_release_event (GdkEventButton *ev, ProcessorEntry* child)
 820 {
 821         boost::shared_ptr<Processor> processor;
 822         if (child) {
 823                 processor = child->processor ();
 824         }
 825
 826         if (processor && Keyboard::is_delete_event (ev)) {
 827
 828                 Glib::signal_idle().connect (sigc::bind (
 829                                 sigc::mem_fun(*this, &ProcessorBox::idle_delete_processor),
 830                                 boost::weak_ptr<Processor>(processor)));
 831
 832         } else if (Keyboard::is_context_menu_event (ev)) {
 833
 834                 /* figure out if we are above or below the fader/amp processor,
 835                    and set the next insert position appropriately.
 836                 */
 837
 838                 if (processor) {
 839                         if (_route->processor_is_prefader (processor)) {
 840                                 _placement = PreFader;
 841                         } else {
 842                                 _placement = PostFader;
 843                         }
 844                 } else {
 845                         _placement = PostFader;
 846                 }
 847
 848                 show_processor_menu (ev->time);
 849
 850         } else if (processor && Keyboard::is_button2_event (ev)
 851 #ifndef GTKOSX
 852                    && (Keyboard::no_modifier_keys_pressed (ev) && ((ev->state & Gdk::BUTTON2_MASK) == Gdk::BUTTON2_MASK))
 853 #endif
 854                 ) {
 855
 856                 /* button2-click with no/appropriate modifiers */
 857
 858                 if (processor->active()) {
 859                         processor->deactivate ();
 860                 } else {
 861                         processor->activate ();
 862                 }
 863         }
 864
 865         return false;
 866 }
 867
 868 Menu *
 869 ProcessorBox::build_processor_menu ()
 870 {
 871         processor_menu = dynamic_cast<Gtk::Menu*>(ActionManager::get_widget("/ProcessorMenu") );
 872         processor_menu->set_name ("ArdourContextMenu");
 873         return processor_menu;
 874 }
 875
 876 void
 877 ProcessorBox::selection_changed ()
 878 {
 879         const bool sensitive = !processor_display.selection().empty();
 880         ActionManager::set_sensitive(ActionManager::plugin_selection_sensitive_actions,
 881                                      sensitive);
 882         edit_action->set_sensitive(one_processor_can_be_edited());
 883
 884         const bool single_selection = (processor_display.selection().size() == 1);
 885
 886         boost::shared_ptr<PluginInsert> pi;
 887         if (single_selection) {
 888                 pi = boost::dynamic_pointer_cast<PluginInsert>(
 889                         processor_display.selection().front()->processor());
 890         }
 891
 892         /* enable gui for plugin inserts with editors */
 893         controls_action->set_sensitive(pi && pi->plugin()->has_editor());
 894
 895         /* disallow rename for multiple selections and for plugin inserts */
 896         rename_action->set_sensitive(single_selection && pi);
 897 }
 898
 899 void
 900 ProcessorBox::select_all_processors ()
 901 {
 902         processor_display.select_all ();
 903 }
 904
 905 void
 906 ProcessorBox::deselect_all_processors ()
 907 {
 908         processor_display.select_none ();
 909 }
 910
 911 void
 912 ProcessorBox::choose_plugin ()
 913 {
 914         _get_plugin_selector()->set_interested_object (*this);
 915 }
 916
 917 /** @return true if an error occurred, otherwise false */
 918 bool
 919 ProcessorBox::use_plugins (const SelectedPlugins& plugins)
 920 {
 921         for (SelectedPlugins::const_iterator p = plugins.begin(); p != plugins.end(); ++p) {
 922
 923                 boost::shared_ptr<Processor> processor (new PluginInsert (*_session, *p));
 924
 925                 Route::ProcessorStreams err_streams;
 926
 927                 if (_route->add_processor (processor, _placement, &err_streams, Config->get_new_plugins_active ())) {
 928                         weird_plugin_dialog (**p, err_streams);
 929                         return true;
 930                         // XXX SHAREDPTR delete plugin here .. do we even need to care?
 931                 } else {
 932
 933                         if (Profile->get_sae()) {
 934                                 processor->activate ();
 935                         }
 936                 }
 937         }
 938
 939         return false;
 940 }
 941
 942 void
 943 ProcessorBox::weird_plugin_dialog (Plugin& p, Route::ProcessorStreams streams)
 944 {
 945         ArdourDialog dialog (_("Plugin Incompatibility"));
 946         Label label;
 947
 948         string text = string_compose(_("You attempted to add the plugin \"%1\" in slot %2.\n"),
 949                         p.name(), streams.index);
 950
 951         bool has_midi  = streams.count.n_midi() > 0 || p.get_info()->n_inputs.n_midi() > 0;
 952         bool has_audio = streams.count.n_audio() > 0 || p.get_info()->n_inputs.n_audio() > 0;
 953
 954         text += _("\nThis plugin has:\n");
 955         if (has_midi) {
 956                 uint32_t const n = p.get_info()->n_inputs.n_midi ();
 957                 text += string_compose (ngettext ("\t%1 MIDI input\n", "\t%1 MIDI inputs\n", n), n);
 958         }
 959         if (has_audio) {
 960                 uint32_t const n = p.get_info()->n_inputs.n_audio ();
 961                 text += string_compose (ngettext ("\t%1 audio input\n", "\t%1 audio inputs\n", n), n);
 962         }
 963
 964         text += _("\nbut at the insertion point, there are:\n");
 965         if (has_midi) {
 966                 uint32_t const n = streams.count.n_midi ();
 967                 text += string_compose (ngettext ("\t%1 MIDI channel\n", "\t%1 MIDI channels\n", n), n);
 968         }
 969         if (has_audio) {
 970                 uint32_t const n = streams.count.n_audio ();
 971                 text += string_compose (ngettext ("\t%1 audio channel\n", "\t%1 audio channels\n", n), n);
 972         }
 973
 974         text += string_compose (_("\n%1 is unable to insert this plugin here.\n"), PROGRAM_NAME);
 975         label.set_text(text);
 976
 977         dialog.get_vbox()->pack_start (label);
 978         dialog.add_button (Stock::OK, RESPONSE_ACCEPT);
 979
 980         dialog.set_name (X_("PluginIODialog"));
 981         dialog.set_position (Gtk::WIN_POS_MOUSE);
 982         dialog.set_modal (true);
 983         dialog.show_all ();
 984
 985         dialog.run ();
 986 }
 987
 988 void
 989 ProcessorBox::choose_insert ()
 990 {
 991         boost::shared_ptr<Processor> processor (new PortInsert (*_session, _route->pannable(), _route->mute_master()));
 992         _route->add_processor (processor, _placement);
 993 }
 994
 995 /* Caller must not hold process lock */
 996 void
 997 ProcessorBox::choose_send ()
 998 {
 999         boost::shared_ptr<Send> send (new Send (*_session, _route->pannable(), _route->mute_master()));
1000
1001         /* make an educated guess at the initial number of outputs for the send */
1002         ChanCount outs = (_session->master_out())
1003                         ? _session->master_out()->n_outputs()
1004                         : _route->n_outputs();
1005
1006         /* XXX need processor lock on route */
1007         try {
1008                 Glib::Mutex::Lock lm (AudioEngine::instance()->process_lock());
1009                 send->output()->ensure_io (outs, false, this);
1010         } catch (AudioEngine::PortRegistrationFailure& err) {
1011                 error << string_compose (_("Cannot set up new send: %1"), err.what()) << endmsg;
1012                 return;
1013         }
1014
1015         /* let the user adjust the IO setup before creation.
1016
1017            Note: this dialog is NOT modal - we just leave it to run and it will
1018            return when its Finished signal is emitted - typically when the window
1019            is closed.
1020          */
1021
1022         IOSelectorWindow *ios = new IOSelectorWindow (_session, send->output(), true);
1023         ios->show ();
1024
1025         /* keep a reference to the send so it doesn't get deleted while
1026            the IOSelectorWindow is doing its stuff
1027         */
1028         _processor_being_created = send;
1029
1030         ios->selector().Finished.connect (sigc::bind (
1031                         sigc::mem_fun(*this, &ProcessorBox::send_io_finished),
1032                         boost::weak_ptr<Processor>(send), ios));
1033
1034 }
1035
1036 void
1037 ProcessorBox::send_io_finished (IOSelector::Result r, boost::weak_ptr<Processor> weak_processor, IOSelectorWindow* ios)
1038 {
1039         boost::shared_ptr<Processor> processor (weak_processor.lock());
1040
1041         /* drop our temporary reference to the new send */
1042         _processor_being_created.reset ();
1043
1044         if (!processor) {
1045                 return;
1046         }
1047
1048         switch (r) {
1049         case IOSelector::Cancelled:
1050                 // processor will go away when all shared_ptrs to it vanish
1051                 break;
1052
1053         case IOSelector::Accepted:
1054                 _route->add_processor (processor, _placement);
1055                 if (Profile->get_sae()) {
1056                         processor->activate ();
1057                 }
1058                 break;
1059         }
1060
1061         delete_when_idle (ios);
1062 }
1063
1064 void
1065 ProcessorBox::return_io_finished (IOSelector::Result r, boost::weak_ptr<Processor> weak_processor, IOSelectorWindow* ios)
1066 {
1067         boost::shared_ptr<Processor> processor (weak_processor.lock());
1068
1069         /* drop our temporary reference to the new return */
1070         _processor_being_created.reset ();
1071
1072         if (!processor) {
1073                 return;
1074         }
1075
1076         switch (r) {
1077         case IOSelector::Cancelled:
1078                 // processor will go away when all shared_ptrs to it vanish
1079                 break;
1080
1081         case IOSelector::Accepted:
1082                 _route->add_processor (processor, _placement);
1083                 if (Profile->get_sae()) {
1084                         processor->activate ();
1085                 }
1086                 break;
1087         }
1088
1089         delete_when_idle (ios);
1090 }
1091
1092 void
1093 ProcessorBox::choose_aux (boost::weak_ptr<Route> wr)
1094 {
1095         if (!_route) {
1096                 return;
1097         }
1098
1099         boost::shared_ptr<Route> target = wr.lock();
1100
1101         if (!target) {
1102                 return;
1103         }
1104
1105         boost::shared_ptr<RouteList> rlist (new RouteList);
1106         rlist->push_back (_route);
1107
1108         _session->add_internal_sends (target, PreFader, rlist);
1109 }
1110
1111 void
1112 ProcessorBox::route_processors_changed (RouteProcessorChange c)
1113 {
1114         if (c.type == RouteProcessorChange::MeterPointChange && c.meter_visibly_changed == false) {
1115                 /* the meter has moved, but it was and still is invisible to the user, so nothing to do */
1116                 return;
1117         }
1118
1119         redisplay_processors ();
1120 }
1121
1122 void
1123 ProcessorBox::redisplay_processors ()
1124 {
1125         ENSURE_GUI_THREAD (*this, &ProcessorBox::redisplay_processors)
1126
1127         if (no_processor_redisplay) {
1128                 return;
1129         }
1130
1131         processor_display.clear ();
1132
1133         _route->foreach_processor (sigc::mem_fun (*this, &ProcessorBox::add_processor_to_display));
1134
1135         for (list<ProcessorWindowProxy*>::iterator i = _processor_window_proxies.begin(); i != _processor_window_proxies.end(); ++i) {
1136                 (*i)->marked = false;
1137         }
1138
1139         _route->foreach_processor (sigc::mem_fun (*this, &ProcessorBox::maybe_add_processor_to_ui_list));
1140
1141         /* trim dead wood from the processor window proxy list */
1142
1143         list<ProcessorWindowProxy*>::iterator i = _processor_window_proxies.begin();
1144         while (i != _processor_window_proxies.end()) {
1145                 list<ProcessorWindowProxy*>::iterator j = i;
1146                 ++j;
1147
1148                 if (!(*i)->marked) {
1149                         ARDOUR_UI::instance()->remove_window_proxy (*i);
1150                         delete *i;
1151                         _processor_window_proxies.erase (i);
1152                 }
1153
1154                 i = j;
1155         }
1156
1157         setup_entry_positions ();
1158 }
1159
1160 /** Add a ProcessorWindowProxy for a processor to our list, if that processor does
1161  *  not already have one.
1162  */
1163 void
1164 ProcessorBox::maybe_add_processor_to_ui_list (boost::weak_ptr<Processor> w)
1165 {
1166         boost::shared_ptr<Processor> p = w.lock ();
1167         if (!p) {
1168                 return;
1169         }
1170
1171         list<ProcessorWindowProxy*>::iterator i = _processor_window_proxies.begin ();
1172         while (i != _processor_window_proxies.end()) {
1173
1174                 boost::shared_ptr<Processor> t = (*i)->processor().lock ();
1175
1176                 if (p == t) {
1177                         /* this processor is already on the list; done */
1178                         (*i)->marked = true;
1179                         return;
1180                 }
1181
1182                 ++i;
1183         }
1184
1185         /* not on the list; add it */
1186
1187         string loc;
1188         if (_parent_strip) {
1189                 if (_parent_strip->mixer_owned()) {
1190                         loc = X_("M");
1191                 } else {
1192                         loc = X_("R");
1193                 }
1194         } else {
1195                 loc = X_("P");
1196         }
1197
1198         ProcessorWindowProxy* wp = new ProcessorWindowProxy (
1199                 string_compose ("%1-%2-%3", loc, _route->id(), p->id()),
1200                 _session->extra_xml (X_("UI")),
1201                 this,
1202                 w);
1203
1204         wp->marked = true;
1205
1206         /* if the processor already has an existing UI,
1207            note that so that we don't recreate it
1208         */
1209
1210         void* existing_ui = p->get_ui ();
1211
1212         if (existing_ui) {
1213                 wp->set (static_cast<Gtk::Window*>(existing_ui));
1214         }
1215
1216         _processor_window_proxies.push_back (wp);
1217         ARDOUR_UI::instance()->add_window_proxy (wp);
1218 }
1219
1220 void
1221 ProcessorBox::add_processor_to_display (boost::weak_ptr<Processor> p)
1222 {
1223         boost::shared_ptr<Processor> processor (p.lock ());
1224
1225         if (!processor || !processor->display_to_user()) {
1226                 return;
1227         }
1228
1229         boost::shared_ptr<Send> send = boost::dynamic_pointer_cast<Send> (processor);
1230         boost::shared_ptr<PluginInsert> plugin_insert = boost::dynamic_pointer_cast<PluginInsert> (processor);
1231         ProcessorEntry* e = 0;
1232         if (send) {
1233                 e = new SendProcessorEntry (send, _width);
1234         } else if (plugin_insert) {
1235                 e = new PluginInsertProcessorEntry (plugin_insert, _width);
1236         } else {
1237                 e = new ProcessorEntry (processor, _width);
1238         }
1239
1240         e->set_pixel_width (get_allocation().get_width());
1241         processor_display.add_child (e);
1242 }
1243
1244
1245 void
1246 ProcessorBox::build_processor_tooltip (EventBox& box, string start)
1247 {
1248         string tip(start);
1249
1250         list<ProcessorEntry*> children = processor_display.children ();
1251         for (list<ProcessorEntry*>::iterator i = children.begin(); i != children.end(); ++i) {
1252                 tip += '\n';
1253                 tip += (*i)->processor()->name();
1254         }
1255
1256         ARDOUR_UI::instance()->set_tip (box, tip);
1257 }
1258
1259 void
1260 ProcessorBox::reordered ()
1261 {
1262         compute_processor_sort_keys ();
1263         setup_entry_positions ();
1264 }
1265
1266 void
1267 ProcessorBox::setup_entry_positions ()
1268 {
1269         list<ProcessorEntry*> children = processor_display.children ();
1270         bool pre_fader = true;
1271
1272         for (list<ProcessorEntry*>::iterator i = children.begin(); i != children.end(); ++i) {
1273                 if (boost::dynamic_pointer_cast<Amp>((*i)->processor())) {
1274                         pre_fader = false;
1275                         (*i)->set_position (ProcessorEntry::Fader);
1276                 } else {
1277                         if (pre_fader) {
1278                                 (*i)->set_position (ProcessorEntry::PreFader);
1279                         } else {
1280                                 (*i)->set_position (ProcessorEntry::PostFader);
1281                         }
1282                 }
1283         }
1284 }
1285
1286 void
1287 ProcessorBox::compute_processor_sort_keys ()
1288 {
1289         list<ProcessorEntry*> children = processor_display.children ();
1290         Route::ProcessorList our_processors;
1291
1292         for (list<ProcessorEntry*>::iterator iter = children.begin(); iter != children.end(); ++iter) {
1293                 our_processors.push_back ((*iter)->processor ());
1294         }
1295
1296         if (_route->reorder_processors (our_processors)) {
1297                 /* Reorder failed, so report this to the user.  As far as I can see this must be done
1298                    in an idle handler: it seems that the redisplay_processors() that happens below destroys
1299                    widgets that were involved in the drag-and-drop on the processor list, which causes problems
1300                    when the drag is torn down after this handler function is finished.
1301                 */
1302                 Glib::signal_idle().connect_once (sigc::mem_fun (*this, &ProcessorBox::report_failed_reorder));
1303         }
1304 }
1305
1306 void
1307 ProcessorBox::report_failed_reorder ()
1308 {
1309         /* reorder failed, so redisplay */
1310
1311         redisplay_processors ();
1312
1313         /* now tell them about the problem */
1314
1315         ArdourDialog dialog (_("Plugin Incompatibility"));
1316         Label label;
1317
1318         label.set_text (_("\
1319 You cannot reorder these plugins/sends/inserts\n\
1320 in that way because the inputs and\n\
1321 outputs will not work correctly."));
1322
1323         dialog.get_vbox()->set_border_width (12);
1324         dialog.get_vbox()->pack_start (label);
1325         dialog.add_button (Stock::OK, RESPONSE_ACCEPT);
1326
1327         dialog.set_name (X_("PluginIODialog"));
1328         dialog.set_position (Gtk::WIN_POS_MOUSE);
1329         dialog.set_modal (true);
1330         dialog.show_all ();
1331
1332         dialog.run ();
1333 }
1334
1335 void
1336 ProcessorBox::rename_processors ()
1337 {
1338         ProcSelection to_be_renamed;
1339
1340         get_selected_processors (to_be_renamed);
1341
1342         if (to_be_renamed.empty()) {
1343                 return;
1344         }
1345
1346         for (ProcSelection::iterator i = to_be_renamed.begin(); i != to_be_renamed.end(); ++i) {
1347                 rename_processor (*i);
1348         }
1349 }
1350
1351 bool
1352 ProcessorBox::can_cut () const
1353 {
1354         vector<boost::shared_ptr<Processor> > sel;
1355
1356         get_selected_processors (sel);
1357
1358         /* cut_processors () does not cut inserts */
1359
1360         for (vector<boost::shared_ptr<Processor> >::const_iterator i = sel.begin (); i != sel.end (); ++i) {
1361
1362                 if (boost::dynamic_pointer_cast<PluginInsert>((*i)) != 0 ||
1363                     (boost::dynamic_pointer_cast<Send>((*i)) != 0) ||
1364                     (boost::dynamic_pointer_cast<Return>((*i)) != 0)) {
1365                         return true;
1366                 }
1367         }
1368
1369         return false;
1370 }
1371
1372 void
1373 ProcessorBox::cut_processors ()
1374 {
1375         ProcSelection to_be_removed;
1376
1377         get_selected_processors (to_be_removed);
1378 }
1379
1380 void
1381 ProcessorBox::cut_processors (const ProcSelection& to_be_removed)
1382 {
1383         if (to_be_removed.empty()) {
1384                 return;
1385         }
1386
1387         XMLNode* node = new XMLNode (X_("cut"));
1388         Route::ProcessorList to_cut;
1389
1390         no_processor_redisplay = true;
1391         for (ProcSelection::const_iterator i = to_be_removed.begin(); i != to_be_removed.end(); ++i) {
1392                 // Cut only plugins, sends and returns
1393                 if (boost::dynamic_pointer_cast<PluginInsert>((*i)) != 0 ||
1394                     (boost::dynamic_pointer_cast<Send>((*i)) != 0) ||
1395                     (boost::dynamic_pointer_cast<Return>((*i)) != 0)) {
1396
1397                         Window* w = get_processor_ui (*i);
1398
1399                         if (w) {
1400                                 w->hide ();
1401                         }
1402
1403                         XMLNode& child ((*i)->get_state());
1404                         node->add_child_nocopy (child);
1405                         to_cut.push_back (*i);
1406                 }
1407         }
1408
1409         if (_route->remove_processors (to_cut) != 0) {
1410                 delete node;
1411                 no_processor_redisplay = false;
1412                 return;
1413         }
1414
1415         _rr_selection.set (node);
1416
1417         no_processor_redisplay = false;
1418         redisplay_processors ();
1419 }
1420
1421 void
1422 ProcessorBox::copy_processors ()
1423 {
1424         ProcSelection to_be_copied;
1425         get_selected_processors (to_be_copied);
1426         copy_processors (to_be_copied);
1427 }
1428
1429 void
1430 ProcessorBox::copy_processors (const ProcSelection& to_be_copied)
1431 {
1432         if (to_be_copied.empty()) {
1433                 return;
1434         }
1435
1436         XMLNode* node = new XMLNode (X_("copy"));
1437
1438         for (ProcSelection::const_iterator i = to_be_copied.begin(); i != to_be_copied.end(); ++i) {
1439                 // Copy only plugins, sends, returns
1440                 if (boost::dynamic_pointer_cast<PluginInsert>((*i)) != 0 ||
1441                     (boost::dynamic_pointer_cast<Send>((*i)) != 0) ||
1442                     (boost::dynamic_pointer_cast<Return>((*i)) != 0)) {
1443                         node->add_child_nocopy ((*i)->get_state());
1444                 }
1445         }
1446
1447         _rr_selection.set (node);
1448 }
1449
1450 void
1451 ProcessorBox::delete_processors ()
1452 {
1453         ProcSelection to_be_deleted;
1454         get_selected_processors (to_be_deleted);
1455         delete_processors (to_be_deleted);
1456 }
1457
1458 void
1459 ProcessorBox::delete_processors (const ProcSelection& targets)
1460 {
1461         if (targets.empty()) {
1462                 return;
1463         }
1464
1465         no_processor_redisplay = true;
1466
1467         for (ProcSelection::const_iterator i = targets.begin(); i != targets.end(); ++i) {
1468
1469                 Window* w = get_processor_ui (*i);
1470
1471                 if (w) {
1472                         w->hide ();
1473                 }
1474
1475                 _route->remove_processor(*i);
1476         }
1477
1478         no_processor_redisplay = false;
1479         redisplay_processors ();
1480 }
1481
1482 void
1483 ProcessorBox::delete_dragged_processors (const list<boost::shared_ptr<Processor> >& procs)
1484 {
1485         list<boost::shared_ptr<Processor> >::const_iterator x;
1486
1487         no_processor_redisplay = true;
1488         for (x = procs.begin(); x != procs.end(); ++x) {
1489
1490                 Window* w = get_processor_ui (*x);
1491
1492                 if (w) {
1493                         w->hide ();
1494                 }
1495
1496                 _route->remove_processor(*x);
1497         }
1498
1499         no_processor_redisplay = false;
1500         redisplay_processors ();
1501 }
1502
1503 gint
1504 ProcessorBox::idle_delete_processor (boost::weak_ptr<Processor> weak_processor)
1505 {
1506         boost::shared_ptr<Processor> processor (weak_processor.lock());
1507
1508         if (!processor) {
1509                 return false;
1510         }
1511
1512         /* NOT copied to _mixer.selection() */
1513
1514         no_processor_redisplay = true;
1515         _route->remove_processor (processor);
1516         no_processor_redisplay = false;
1517         redisplay_processors ();
1518
1519         return false;
1520 }
1521
1522 void
1523 ProcessorBox::rename_processor (boost::shared_ptr<Processor> processor)
1524 {
1525         ArdourPrompter name_prompter (true);
1526         string result;
1527         name_prompter.set_title (_("Rename Processor"));
1528         name_prompter.set_prompt (_("New name:"));
1529         name_prompter.set_initial_text (processor->name());
1530         name_prompter.add_button (_("Rename"), Gtk::RESPONSE_ACCEPT);
1531         name_prompter.set_response_sensitive (Gtk::RESPONSE_ACCEPT, false);
1532         name_prompter.show_all ();
1533
1534         switch (name_prompter.run ()) {
1535
1536         case Gtk::RESPONSE_ACCEPT:
1537                 name_prompter.get_result (result);
1538                 if (result.length()) {
1539
1540                        int tries = 0;
1541                        string test = result;
1542
1543                        while (tries < 100) {
1544                                if (_session->io_name_is_legal (test)) {
1545                                        result = test;
1546                                        break;
1547                                }
1548                                tries++;
1549
1550                                test = string_compose ("%1-%2", result, tries);
1551                        }
1552
1553                        if (tries < 100) {
1554                                processor->set_name (result);
1555                        } else {
1556                                /* unlikely! */
1557                                ARDOUR_UI::instance()->popup_error
1558                                        (string_compose (_("At least 100 IO objects exist with a name like %1 - name not changed"), result));
1559                        }
1560                 }
1561                 break;
1562         }
1563
1564         return;
1565 }
1566
1567 void
1568 ProcessorBox::paste_processors ()
1569 {
1570         if (_rr_selection.processors.empty()) {
1571                 return;
1572         }
1573
1574         paste_processor_state (_rr_selection.processors.get_node().children(), boost::shared_ptr<Processor>());
1575 }
1576
1577 void
1578 ProcessorBox::paste_processors (boost::shared_ptr<Processor> before)
1579 {
1580
1581         if (_rr_selection.processors.empty()) {
1582                 return;
1583         }
1584
1585         paste_processor_state (_rr_selection.processors.get_node().children(), before);
1586 }
1587
1588 void
1589 ProcessorBox::paste_processor_state (const XMLNodeList& nlist, boost::shared_ptr<Processor> p)
1590 {
1591         XMLNodeConstIterator niter;
1592         list<boost::shared_ptr<Processor> > copies;
1593
1594         if (nlist.empty()) {
1595                 return;
1596         }
1597
1598         for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
1599
1600                 XMLProperty const * type = (*niter)->property ("type");
1601                 assert (type);
1602
1603                 boost::shared_ptr<Processor> p;
1604                 try {
1605                         if (type->value() == "meter" ||
1606                             type->value() == "main-outs" ||
1607                             type->value() == "amp" ||
1608                             type->value() == "intsend" || type->value() == "intreturn") {
1609                                 /* do not paste meter, main outs, amp or internal send/returns */
1610                                 continue;
1611
1612                         } else if (type->value() == "send") {
1613
1614                                 XMLNode n (**niter);
1615                                 Send::make_unique (n, *_session);
1616                                 Send* s = new Send (*_session, _route->pannable(), _route->mute_master());
1617                                 if (s->set_state (n, Stateful::loading_state_version)) {
1618                                         delete s;
1619                                         return;
1620                                 }
1621
1622                                 p.reset (s);
1623
1624
1625                         } else if (type->value() == "return") {
1626
1627                                 XMLNode n (**niter);
1628                                 Return::make_unique (n, *_session);
1629                                 Return* r = new Return (*_session);
1630
1631                                 if (r->set_state (n, Stateful::loading_state_version)) {
1632                                         delete r;
1633                                         return;
1634                                 }
1635
1636                                 p.reset (r);
1637
1638                         } else if (type->value() == "port") {
1639
1640                                 XMLNode n (**niter);
1641                                 p.reset (new PortInsert (*_session, _route->pannable (), _route->mute_master ()));
1642                                 if (p->set_state (n, Stateful::loading_state_version)) {
1643                                         return;
1644                                 }
1645
1646                         } else {
1647                                 /* XXX its a bit limiting to assume that everything else
1648                                    is a plugin.
1649                                 */
1650
1651                                 p.reset (new PluginInsert (*_session));
1652                                 p->set_state (**niter, Stateful::current_state_version);
1653                         }
1654
1655                         copies.push_back (p);
1656                 }
1657
1658                 catch (...) {
1659                         cerr << "plugin insert constructor failed\n";
1660                 }
1661         }
1662
1663         if (copies.empty()) {
1664                 return;
1665         }
1666
1667         if (_route->add_processors (copies, p)) {
1668
1669                 string msg = _(
1670                         "Copying the set of processors on the clipboard failed,\n\
1671 probably because the I/O configuration of the plugins\n\
1672 could not match the configuration of this track.");
1673                 MessageDialog am (msg);
1674                 am.run ();
1675         }
1676 }
1677
1678 void
1679 ProcessorBox::activate_processor (boost::shared_ptr<Processor> r)
1680 {
1681         r->activate ();
1682 }
1683
1684 void
1685 ProcessorBox::deactivate_processor (boost::shared_ptr<Processor> r)
1686 {
1687         r->deactivate ();
1688 }
1689
1690 void
1691 ProcessorBox::get_selected_processors (ProcSelection& processors) const
1692 {
1693         const list<ProcessorEntry*> selection = processor_display.selection ();
1694         for (list<ProcessorEntry*>::const_iterator i = selection.begin(); i != selection.end(); ++i) {
1695                 processors.push_back ((*i)->processor ());
1696         }
1697 }
1698
1699 void
1700 ProcessorBox::for_selected_processors (void (ProcessorBox::*method)(boost::shared_ptr<Processor>))
1701 {
1702         list<ProcessorEntry*> selection = processor_display.selection ();
1703         for (list<ProcessorEntry*>::iterator i = selection.begin(); i != selection.end(); ++i) {
1704                 (this->*method) ((*i)->processor ());
1705         }
1706 }
1707
1708 void
1709 ProcessorBox::all_processors_active (bool state)
1710 {
1711         _route->all_processors_active (_placement, state);
1712 }
1713
1714 void
1715 ProcessorBox::ab_plugins ()
1716 {
1717         _route->ab_plugins (ab_direction);
1718         ab_direction = !ab_direction;
1719 }
1720
1721
1722 void
1723 ProcessorBox::clear_processors ()
1724 {
1725         string prompt;
1726         vector<string> choices;
1727
1728         prompt = string_compose (_("Do you really want to remove all processors from %1?\n"
1729                                    "(this cannot be undone)"), _route->name());
1730
1731         choices.push_back (_("Cancel"));
1732         choices.push_back (_("Yes, remove them all"));
1733
1734         Gtkmm2ext::Choice prompter (_("Remove processors"), prompt, choices);
1735
1736         if (prompter.run () == 1) {
1737                 _route->clear_processors (PreFader);
1738                 _route->clear_processors (PostFader);
1739         }
1740 }
1741
1742 void
1743 ProcessorBox::clear_processors (Placement p)
1744 {
1745         string prompt;
1746         vector<string> choices;
1747
1748         if (p == PreFader) {
1749                 prompt = string_compose (_("Do you really want to remove all pre-fader processors from %1?\n"
1750                                            "(this cannot be undone)"), _route->name());
1751         } else {
1752                 prompt = string_compose (_("Do you really want to remove all post-fader processors from %1?\n"
1753                                            "(this cannot be undone)"), _route->name());
1754         }
1755
1756         choices.push_back (_("Cancel"));
1757         choices.push_back (_("Yes, remove them all"));
1758
1759         Gtkmm2ext::Choice prompter (_("Remove processors"), prompt, choices);
1760
1761         if (prompter.run () == 1) {
1762                 _route->clear_processors (p);
1763         }
1764 }
1765
1766 bool
1767 ProcessorBox::processor_can_be_edited (boost::shared_ptr<Processor> processor)
1768 {
1769         boost::shared_ptr<AudioTrack> at = boost::dynamic_pointer_cast<AudioTrack> (_route);
1770         if (at && at->freeze_state() == AudioTrack::Frozen) {
1771                 return false;
1772         }
1773
1774         if (
1775                 boost::dynamic_pointer_cast<Send> (processor) ||
1776                 boost::dynamic_pointer_cast<Return> (processor) ||
1777                 boost::dynamic_pointer_cast<PluginInsert> (processor) ||
1778                 boost::dynamic_pointer_cast<PortInsert> (processor)
1779                 ) {
1780                 return true;
1781         }
1782
1783         return false;
1784 }
1785
1786 bool
1787 ProcessorBox::one_processor_can_be_edited ()
1788 {
1789         list<ProcessorEntry*> selection = processor_display.selection ();
1790         list<ProcessorEntry*>::iterator i = selection.begin();
1791         while (i != selection.end() && processor_can_be_edited ((*i)->processor()) == false) {
1792                 ++i;
1793         }
1794
1795         return (i != selection.end());
1796 }
1797
1798 void
1799 ProcessorBox::toggle_edit_processor (boost::shared_ptr<Processor> processor)
1800 {
1801         boost::shared_ptr<Send> send;
1802         boost::shared_ptr<InternalSend> internal_send;
1803         boost::shared_ptr<Return> retrn;
1804         boost::shared_ptr<PluginInsert> plugin_insert;
1805         boost::shared_ptr<PortInsert> port_insert;
1806         Window* gidget = 0;
1807
1808         if (boost::dynamic_pointer_cast<AudioTrack>(_route) != 0) {
1809
1810                 if (boost::dynamic_pointer_cast<AudioTrack> (_route)->freeze_state() == AudioTrack::Frozen) {
1811                         return;
1812                 }
1813         }
1814
1815         if (boost::dynamic_pointer_cast<Amp> (processor)) {
1816
1817                 if (_parent_strip) {
1818                         _parent_strip->revert_to_default_display ();
1819                 }
1820
1821         } else if ((internal_send = boost::dynamic_pointer_cast<InternalSend> (processor)) != 0) {
1822
1823                 if (!_session->engine().connected()) {
1824                         return;
1825                 }
1826
1827                 if (_parent_strip) {
1828                         if (boost::dynamic_pointer_cast<Send> (_parent_strip->current_delivery()) == internal_send) {
1829                                 _parent_strip->revert_to_default_display ();
1830                         } else {
1831                                 _parent_strip->show_send (internal_send);
1832                         }
1833                 }
1834
1835         } else if ((send = boost::dynamic_pointer_cast<Send> (processor)) != 0) {
1836
1837                 if (!_session->engine().connected()) {
1838                         return;
1839                 }
1840
1841                 SendUIWindow* w = new SendUIWindow (send, _session);
1842                 w->show ();
1843
1844         } else if ((retrn = boost::dynamic_pointer_cast<Return> (processor)) != 0) {
1845
1846                 if (boost::dynamic_pointer_cast<InternalReturn> (retrn)) {
1847                         /* no GUI for these */
1848                         return;
1849                 }
1850
1851                 if (!_session->engine().connected()) {
1852                         return;
1853                 }
1854
1855                 boost::shared_ptr<Return> retrn = boost::dynamic_pointer_cast<Return> (processor);
1856
1857                 ReturnUIWindow *return_ui;
1858                 Window* w = get_processor_ui (retrn);
1859
1860                 if (w == 0) {
1861
1862                         return_ui = new ReturnUIWindow (retrn, _session);
1863                         return_ui->set_title (retrn->name ());
1864                         set_processor_ui (send, return_ui);
1865
1866                 } else {
1867                         return_ui = dynamic_cast<ReturnUIWindow *> (w);
1868                 }
1869
1870                 gidget = return_ui;
1871
1872         } else if ((plugin_insert = boost::dynamic_pointer_cast<PluginInsert> (processor)) != 0) {
1873
1874                 PluginUIWindow *plugin_ui;
1875
1876                 /* these are both allowed to be null */
1877
1878                 Container* toplevel = get_toplevel();
1879                 Window* win = dynamic_cast<Gtk::Window*>(toplevel);
1880
1881                 Window* w = get_processor_ui (plugin_insert);
1882
1883                 if (w == 0) {
1884
1885                         plugin_ui = new PluginUIWindow (win, plugin_insert);
1886                         plugin_ui->set_title (generate_processor_title (plugin_insert));
1887                         set_processor_ui (plugin_insert, plugin_ui);
1888
1889                 } else {
1890                         plugin_ui = dynamic_cast<PluginUIWindow *> (w);
1891                         plugin_ui->set_parent (win);
1892                 }
1893
1894                 gidget = plugin_ui;
1895
1896         } else if ((port_insert = boost::dynamic_pointer_cast<PortInsert> (processor)) != 0) {
1897
1898                 if (!_session->engine().connected()) {
1899                         MessageDialog msg ( _("Not connected to JACK - no I/O changes are possible"));
1900                         msg.run ();
1901                         return;
1902                 }
1903
1904                 PortInsertWindow *io_selector;
1905
1906                 Window* w = get_processor_ui (port_insert);
1907
1908                 if (w == 0) {
1909                         io_selector = new PortInsertWindow (_session, port_insert);
1910                         set_processor_ui (port_insert, io_selector);
1911
1912                 } else {
1913                         io_selector = dynamic_cast<PortInsertWindow *> (w);
1914                 }
1915
1916                 gidget = io_selector;
1917         }
1918
1919         if (gidget) {
1920                 if (gidget->is_visible()) {
1921                         gidget->hide ();
1922                 } else {
1923                         gidget->show_all ();
1924                         gidget->present ();
1925                 }
1926         }
1927 }
1928
1929 void
1930 ProcessorBox::toggle_processor_controls (boost::shared_ptr<Processor> processor)
1931 {
1932         boost::shared_ptr<PluginInsert> plugin_insert
1933                 = boost::dynamic_pointer_cast<PluginInsert>(processor);
1934         if (!plugin_insert) {
1935                 return;
1936         }
1937
1938         Container*      toplevel  = get_toplevel();
1939         Window*         win       = dynamic_cast<Gtk::Window*>(toplevel);
1940         PluginUIWindow* plugin_ui = new PluginUIWindow(win, plugin_insert, true, false);
1941         plugin_ui->set_title(generate_processor_title (plugin_insert));
1942
1943         if (plugin_ui->is_visible()) {
1944                 plugin_ui->hide();
1945         } else {
1946                 plugin_ui->show_all();
1947                 plugin_ui->present();
1948         }
1949 }
1950
1951 void
1952 ProcessorBox::register_actions ()
1953 {
1954         Glib::RefPtr<Gtk::ActionGroup> popup_act_grp = Gtk::ActionGroup::create(X_("ProcessorMenu"));
1955         Glib::RefPtr<Action> act;
1956
1957         /* new stuff */
1958         ActionManager::register_action (popup_act_grp, X_("newplugin"), _("New Plugin"),
1959                         sigc::ptr_fun (ProcessorBox::rb_choose_plugin));
1960
1961         act = ActionManager::register_action (popup_act_grp, X_("newinsert"), _("New Insert"),
1962                         sigc::ptr_fun (ProcessorBox::rb_choose_insert));
1963         ActionManager::jack_sensitive_actions.push_back (act);
1964         act = ActionManager::register_action (popup_act_grp, X_("newsend"), _("New Send ..."),
1965                         sigc::ptr_fun (ProcessorBox::rb_choose_send));
1966         ActionManager::jack_sensitive_actions.push_back (act);
1967
1968         ActionManager::register_action (popup_act_grp, X_("newaux"), _("New Aux Send ..."));
1969
1970         ActionManager::register_action (popup_act_grp, X_("clear"), _("Clear (all)"),
1971                         sigc::ptr_fun (ProcessorBox::rb_clear));
1972         ActionManager::register_action (popup_act_grp, X_("clear_pre"), _("Clear (pre-fader)"),
1973                         sigc::ptr_fun (ProcessorBox::rb_clear_pre));
1974         ActionManager::register_action (popup_act_grp, X_("clear_post"), _("Clear (post-fader)"),
1975                         sigc::ptr_fun (ProcessorBox::rb_clear_post));
1976
1977         /* standard editing stuff */
1978         cut_action = ActionManager::register_action (popup_act_grp, X_("cut"), _("Cut"),
1979                                                      sigc::ptr_fun (ProcessorBox::rb_cut));
1980         ActionManager::plugin_selection_sensitive_actions.push_back(cut_action);
1981         act = ActionManager::register_action (popup_act_grp, X_("copy"), _("Copy"),
1982                         sigc::ptr_fun (ProcessorBox::rb_copy));
1983         ActionManager::plugin_selection_sensitive_actions.push_back(act);
1984
1985         act = ActionManager::register_action (popup_act_grp, X_("delete"), _("Delete"),
1986                         sigc::ptr_fun (ProcessorBox::rb_delete));
1987         ActionManager::plugin_selection_sensitive_actions.push_back(act); // ??
1988
1989         paste_action = ActionManager::register_action (popup_act_grp, X_("paste"), _("Paste"),
1990                         sigc::ptr_fun (ProcessorBox::rb_paste));
1991         rename_action = ActionManager::register_action (popup_act_grp, X_("rename"), _("Rename"),
1992                         sigc::ptr_fun (ProcessorBox::rb_rename));
1993         ActionManager::register_action (popup_act_grp, X_("selectall"), _("Select All"),
1994                         sigc::ptr_fun (ProcessorBox::rb_select_all));
1995         ActionManager::register_action (popup_act_grp, X_("deselectall"), _("Deselect All"),
1996                         sigc::ptr_fun (ProcessorBox::rb_deselect_all));
1997
1998         /* activation etc. */
1999
2000         ActionManager::register_action (popup_act_grp, X_("activate_all"), _("Activate all"),
2001                         sigc::ptr_fun (ProcessorBox::rb_activate_all));
2002         ActionManager::register_action (popup_act_grp, X_("deactivate_all"), _("Deactivate all"),
2003                         sigc::ptr_fun (ProcessorBox::rb_deactivate_all));
2004         ActionManager::register_action (popup_act_grp, X_("ab_plugins"), _("A/B Plugins"),
2005                         sigc::ptr_fun (ProcessorBox::rb_ab_plugins));
2006
2007         /* show editors */
2008         edit_action = ActionManager::register_action (
2009                 popup_act_grp, X_("edit"), _("Edit..."),
2010                 sigc::ptr_fun (ProcessorBox::rb_edit));
2011
2012         /* show plugin GUI */
2013         controls_action = ActionManager::register_action (
2014                         popup_act_grp, X_("controls"), _("Controls..."),
2015                         sigc::ptr_fun (ProcessorBox::rb_controls));
2016
2017         ActionManager::add_action_group (popup_act_grp);
2018 }
2019
2020 void
2021 ProcessorBox::rb_ab_plugins ()
2022 {
2023         if (_current_processor_box == 0) {
2024                 return;
2025         }
2026
2027         _current_processor_box->ab_plugins ();
2028 }
2029
2030 void
2031 ProcessorBox::rb_choose_plugin ()
2032 {
2033         if (_current_processor_box == 0) {
2034                 return;
2035         }
2036         _current_processor_box->choose_plugin ();
2037 }
2038
2039 void
2040 ProcessorBox::rb_choose_insert ()
2041 {
2042         if (_current_processor_box == 0) {
2043                 return;
2044         }
2045         _current_processor_box->choose_insert ();
2046 }
2047
2048 void
2049 ProcessorBox::rb_choose_send ()
2050 {
2051         if (_current_processor_box == 0) {
2052                 return;
2053         }
2054         _current_processor_box->choose_send ();
2055 }
2056
2057 void
2058 ProcessorBox::rb_choose_aux (boost::weak_ptr<Route> wr)
2059 {
2060         if (_current_processor_box == 0) {
2061                 return;
2062         }
2063
2064         _current_processor_box->choose_aux (wr);
2065 }
2066
2067 void
2068 ProcessorBox::rb_clear ()
2069 {
2070         if (_current_processor_box == 0) {
2071                 return;
2072         }
2073
2074         _current_processor_box->clear_processors ();
2075 }
2076
2077
2078 void
2079 ProcessorBox::rb_clear_pre ()
2080 {
2081         if (_current_processor_box == 0) {
2082                 return;
2083         }
2084
2085         _current_processor_box->clear_processors (PreFader);
2086 }
2087
2088
2089 void
2090 ProcessorBox::rb_clear_post ()
2091 {
2092         if (_current_processor_box == 0) {
2093                 return;
2094         }
2095
2096         _current_processor_box->clear_processors (PostFader);
2097 }
2098
2099 void
2100 ProcessorBox::rb_cut ()
2101 {
2102         if (_current_processor_box == 0) {
2103                 return;
2104         }
2105
2106         _current_processor_box->cut_processors ();
2107 }
2108
2109 void
2110 ProcessorBox::rb_delete ()
2111 {
2112         if (_current_processor_box == 0) {
2113                 return;
2114         }
2115
2116         _current_processor_box->delete_processors ();
2117 }
2118
2119 void
2120 ProcessorBox::rb_copy ()
2121 {
2122         if (_current_processor_box == 0) {
2123                 return;
2124         }
2125         _current_processor_box->copy_processors ();
2126 }
2127
2128 void
2129 ProcessorBox::rb_paste ()
2130 {
2131         if (_current_processor_box == 0) {
2132                 return;
2133         }
2134
2135         _current_processor_box->paste_processors ();
2136 }
2137
2138 void
2139 ProcessorBox::rb_rename ()
2140 {
2141         if (_current_processor_box == 0) {
2142                 return;
2143         }
2144         _current_processor_box->rename_processors ();
2145 }
2146
2147 void
2148 ProcessorBox::rb_select_all ()
2149 {
2150         if (_current_processor_box == 0) {
2151                 return;
2152         }
2153
2154         _current_processor_box->select_all_processors ();
2155 }
2156
2157 void
2158 ProcessorBox::rb_deselect_all ()
2159 {
2160         if (_current_processor_box == 0) {
2161                 return;
2162         }
2163
2164         _current_processor_box->deselect_all_processors ();
2165 }
2166
2167 void
2168 ProcessorBox::rb_activate_all ()
2169 {
2170         if (_current_processor_box == 0) {
2171                 return;
2172         }
2173
2174         _current_processor_box->all_processors_active (true);
2175 }
2176
2177 void
2178 ProcessorBox::rb_deactivate_all ()
2179 {
2180         if (_current_processor_box == 0) {
2181                 return;
2182         }
2183         _current_processor_box->all_processors_active (false);
2184 }
2185
2186 void
2187 ProcessorBox::rb_edit ()
2188 {
2189         if (_current_processor_box == 0) {
2190                 return;
2191         }
2192
2193         _current_processor_box->for_selected_processors (&ProcessorBox::toggle_edit_processor);
2194 }
2195
2196 void
2197 ProcessorBox::rb_controls ()
2198 {
2199         if (_current_processor_box == 0) {
2200                 return;
2201         }
2202
2203         _current_processor_box->for_selected_processors (&ProcessorBox::toggle_processor_controls);
2204 }
2205
2206 void
2207 ProcessorBox::route_property_changed (const PropertyChange& what_changed)
2208 {
2209         if (!what_changed.contains (ARDOUR::Properties::name)) {
2210                 return;
2211         }
2212
2213         ENSURE_GUI_THREAD (*this, &ProcessorBox::route_property_changed, what_changed);
2214
2215         boost::shared_ptr<Processor> processor;
2216         boost::shared_ptr<PluginInsert> plugin_insert;
2217         boost::shared_ptr<Send> send;
2218
2219         list<ProcessorEntry*> children = processor_display.children();
2220
2221         for (list<ProcessorEntry*>::iterator iter = children.begin(); iter != children.end(); ++iter) {
2222
2223                 processor = (*iter)->processor ();
2224
2225                 Window* w = get_processor_ui (processor);
2226
2227                 if (!w) {
2228                         continue;
2229                 }
2230
2231                 /* rename editor windows for sends and plugins */
2232
2233                 if ((send = boost::dynamic_pointer_cast<Send> (processor)) != 0) {
2234                         w->set_title (send->name ());
2235                 } else if ((plugin_insert = boost::dynamic_pointer_cast<PluginInsert> (processor)) != 0) {
2236                         w->set_title (generate_processor_title (plugin_insert));
2237                 }
2238         }
2239 }
2240
2241 string
2242 ProcessorBox::generate_processor_title (boost::shared_ptr<PluginInsert> pi)
2243 {
2244         string maker = pi->plugin()->maker() ? pi->plugin()->maker() : "";
2245         string::size_type email_pos;
2246
2247         if ((email_pos = maker.find_first_of ('<')) != string::npos) {
2248                 maker = maker.substr (0, email_pos - 1);
2249         }
2250
2251         if (maker.length() > 32) {
2252                 maker = maker.substr (0, 32);
2253                 maker += " ...";
2254         }
2255
2256         return string_compose(_("%1: %2 (by %3)"), _route->name(), pi->name(), maker);
2257 }
2258
2259 void
2260 ProcessorBox::on_size_allocate (Allocation& a)
2261 {
2262         HBox::on_size_allocate (a);
2263
2264         list<ProcessorEntry*> children = processor_display.children ();
2265         for (list<ProcessorEntry*>::const_iterator i = children.begin(); i != children.end(); ++i) {
2266                 (*i)->set_pixel_width (a.get_width ());
2267         }
2268 }
2269
2270 /** @param p Processor.
2271  *  @return the UI window for \a p.
2272  */
2273 Window *
2274 ProcessorBox::get_processor_ui (boost::shared_ptr<Processor> p) const
2275 {
2276         list<ProcessorWindowProxy*>::const_iterator i = _processor_window_proxies.begin ();
2277         while (i != _processor_window_proxies.end()) {
2278                 boost::shared_ptr<Processor> t = (*i)->processor().lock ();
2279                 if (t && t == p) {
2280                         return (*i)->get ();
2281                 }
2282
2283                 ++i;
2284         }
2285
2286         /* we shouldn't get here, because the ProcessorUIList should always contain
2287            an entry for each processor.
2288         */
2289         assert (false);
2290         return 0;
2291 }
2292
2293 /** Make a note of the UI window that a processor is using.
2294  *  @param p Processor.
2295  *  @param w UI window.
2296  */
2297 void
2298 ProcessorBox::set_processor_ui (boost::shared_ptr<Processor> p, Gtk::Window* w)
2299 {
2300         list<ProcessorWindowProxy*>::iterator i = _processor_window_proxies.begin ();
2301
2302         p->set_ui (w);
2303
2304         while (i != _processor_window_proxies.end()) {
2305                 boost::shared_ptr<Processor> t = (*i)->processor().lock ();
2306                 if (t && t == p) {
2307                         (*i)->set (w);
2308                         return;
2309                 }
2310
2311                 ++i;
2312         }
2313
2314         /* we shouldn't get here, because the ProcessorUIList should always contain
2315            an entry for each processor.
2316         */
2317         assert (false);
2318 }
2319
2320 void
2321 ProcessorBox::mixer_strip_delivery_changed (boost::weak_ptr<Delivery> w)
2322 {
2323         boost::shared_ptr<Delivery> d = w.lock ();
2324         if (!d) {
2325                 return;
2326         }
2327
2328         list<ProcessorEntry*> children = processor_display.children ();
2329         list<ProcessorEntry*>::const_iterator i = children.begin();
2330         while (i != children.end() && (*i)->processor() != d) {
2331                 ++i;
2332         }
2333
2334         if (i == children.end()) {
2335                 processor_display.set_active (0);
2336         } else {
2337                 processor_display.set_active (*i);
2338         }
2339 }
2340
2341 void
2342 ProcessorBox::hide_things ()
2343 {
2344         list<ProcessorEntry*> c = processor_display.children ();
2345         for (list<ProcessorEntry*>::iterator i = c.begin(); i != c.end(); ++i) {
2346                 (*i)->hide_things ();
2347         }
2348 }
2349
2350 ProcessorWindowProxy::ProcessorWindowProxy (
2351         string const & name,
2352         XMLNode const * node,
2353         ProcessorBox* box,
2354         boost::weak_ptr<Processor> processor
2355         )
2356         : WindowProxy<Gtk::Window> (name, node)
2357         , marked (false)
2358         , _processor_box (box)
2359         , _processor (processor)
2360 {
2361
2362 }
2363
2364
2365 void
2366 ProcessorWindowProxy::show ()
2367 {
2368         boost::shared_ptr<Processor> p = _processor.lock ();
2369         if (!p) {
2370                 return;
2371         }
2372
2373         _processor_box->toggle_edit_processor (p);
2374 }
2375