gtk2_ardour/route_time_axis.cc

   1 /*
   2     Copyright (C) 2006 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 #include <cstdlib>
  20 #include <cmath>
  21 #include <cassert>
  22
  23 #include <algorithm>
  24 #include <string>
  25 #include <vector>
  26 #include <utility>
  27
  28 #include <sigc++/bind.h>
  29
  30 #include <pbd/error.h>
  31 #include <pbd/stl_delete.h>
  32 #include <pbd/whitespace.h>
  33 #include <pbd/memento_command.h>
  34
  35 #include <gtkmm/menu.h>
  36 #include <gtkmm/menuitem.h>
  37 #include <gtkmm2ext/gtk_ui.h>
  38 #include <gtkmm2ext/selector.h>
  39 #include <gtkmm2ext/stop_signal.h>
  40 #include <gtkmm2ext/bindable_button.h>
  41 #include <gtkmm2ext/utils.h>
  42
  43 #include <ardour/playlist.h>
  44 #include <ardour/audioplaylist.h>
  45 #include <ardour/diskstream.h>
  46 #include <ardour/processor.h>
  47 #include <ardour/ladspa_plugin.h>
  48 #include <ardour/location.h>
  49 #include <ardour/panner.h>
  50 #include <ardour/playlist.h>
  51 #include <ardour/session.h>
  52 #include <ardour/session_playlist.h>
  53 #include <ardour/utils.h>
  54 #include <evoral/Parameter.hpp>
  55 #include <ardour/profile.h>
  56
  57 #include "ardour_ui.h"
  58 #include "route_time_axis.h"
  59 #include "automation_time_axis.h"
  60 #include "canvas_impl.h"
  61 #include "crossfade_view.h"
  62 #include "enums.h"
  63 #include "gui_thread.h"
  64 #include "keyboard.h"
  65 #include "playlist_selector.h"
  66 #include "point_selection.h"
  67 #include "prompter.h"
  68 #include "public_editor.h"
  69 #include "region_view.h"
  70 #include "rgb_macros.h"
  71 #include "selection.h"
  72 #include "simplerect.h"
  73 #include "streamview.h"
  74 #include "utils.h"
  75
  76 #include <ardour/track.h>
  77
  78 #include "i18n.h"
  79
  80 using namespace ARDOUR;
  81 using namespace PBD;
  82 using namespace Gtkmm2ext;
  83 using namespace Gtk;
  84 using namespace Editing;
  85 using namespace sigc;
  86 using namespace std;
  87
  88 Glib::RefPtr<Gdk::Pixbuf> RouteTimeAxisView::slider;
  89
  90 void
  91 RouteTimeAxisView::setup_slider_pix ()
  92 {
  93         if ((slider = ::get_icon ("fader_belt_h")) == 0) {
  94                 throw failed_constructor ();
  95         }
  96 }
  97
  98 RouteTimeAxisView::RouteTimeAxisView (PublicEditor& ed, Session& sess, boost::shared_ptr<Route> rt, Canvas& canvas)
  99         : AxisView(sess),
 100           RouteUI(rt, sess, _("m"), _("s"), _("r")), // mute, solo, and record
 101           TimeAxisView(sess,ed,(TimeAxisView*) 0, canvas),
 102           parent_canvas (canvas),
 103           button_table (3, 3),
 104           edit_group_button (_("g")), // group
 105           playlist_button (_("p")),
 106           size_button (_("h")), // height
 107           automation_button (_("a")),
 108           visual_button (_("v")),
 109           gm (sess, slider, true)
 110 {
 111         gm.set_io (rt);
 112         gm.get_level_meter().set_no_show_all();
 113         gm.get_level_meter().setup_meters(50);
 114
 115         _has_state = true;
 116         playlist_menu = 0;
 117         playlist_action_menu = 0;
 118         automation_action_menu = 0;
 119         _view = 0;
 120
 121         if (!_route->is_hidden()) {
 122                 _marked_for_display = true;
 123         }
 124
 125         timestretch_rect = 0;
 126         no_redraw = false;
 127         destructive_track_mode_item = 0;
 128         normal_track_mode_item = 0;
 129
 130         ignore_toggle = false;
 131
 132         edit_group_button.set_name ("TrackGroupButton");
 133         playlist_button.set_name ("TrackPlaylistButton");
 134         automation_button.set_name ("TrackAutomationButton");
 135         size_button.set_name ("TrackSizeButton");
 136         visual_button.set_name ("TrackVisualButton");
 137         hide_button.set_name ("TrackRemoveButton");
 138
 139         edit_group_button.unset_flags (Gtk::CAN_FOCUS);
 140         playlist_button.unset_flags (Gtk::CAN_FOCUS);
 141         automation_button.unset_flags (Gtk::CAN_FOCUS);
 142         size_button.unset_flags (Gtk::CAN_FOCUS);
 143         visual_button.unset_flags (Gtk::CAN_FOCUS);
 144         hide_button.unset_flags (Gtk::CAN_FOCUS);
 145
 146         hide_button.add (*(manage (new Image (::get_icon("hide")))));
 147         hide_button.show_all ();
 148
 149         edit_group_button.signal_button_release_event().connect (mem_fun(*this, &RouteTimeAxisView::edit_click), false);
 150         playlist_button.signal_clicked().connect (mem_fun(*this, &RouteTimeAxisView::playlist_click));
 151         automation_button.signal_clicked().connect (mem_fun(*this, &RouteTimeAxisView::automation_click));
 152         size_button.signal_button_release_event().connect (mem_fun(*this, &RouteTimeAxisView::size_click), false);
 153         visual_button.signal_clicked().connect (mem_fun(*this, &RouteTimeAxisView::visual_click));
 154         hide_button.signal_clicked().connect (mem_fun(*this, &RouteTimeAxisView::hide_click));
 155
 156         solo_button->signal_button_press_event().connect (mem_fun(*this, &RouteUI::solo_press), false);
 157         solo_button->signal_button_release_event().connect (mem_fun(*this, &RouteUI::solo_release), false);
 158         mute_button->signal_button_press_event().connect (mem_fun(*this, &RouteUI::mute_press), false);
 159         mute_button->signal_button_release_event().connect (mem_fun(*this, &RouteUI::mute_release), false);
 160
 161         if (is_track()) {
 162
 163                 /* use icon */
 164
 165                 rec_enable_button->remove ();
 166                 switch (track()->mode()) {
 167                 case ARDOUR::Normal:
 168                         rec_enable_button->add (*(manage (new Image (::get_icon (X_("record_normal_red"))))));
 169                         break;
 170                 case ARDOUR::Destructive:
 171                         rec_enable_button->add (*(manage (new Image (::get_icon (X_("record_tape_red"))))));
 172                         break;
 173                 }
 174                 rec_enable_button->show_all ();
 175
 176                 rec_enable_button->signal_button_press_event().connect (mem_fun(*this, &RouteUI::rec_enable_press), false);
 177                 rec_enable_button->signal_button_release_event().connect (mem_fun(*this, &RouteUI::rec_enable_release));
 178                 controls_table.attach (*rec_enable_button, 5, 6, 0, 1, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND, 0, 0);
 179                 ARDOUR_UI::instance()->tooltips().set_tip(*rec_enable_button, _("Record"));
 180
 181         }
 182
 183         controls_hbox.pack_start(gm.get_level_meter(), false, false);
 184         _route->meter_change.connect (mem_fun(*this, &RouteTimeAxisView::meter_changed));
 185         _route->input_changed.connect (mem_fun(*this, &RouteTimeAxisView::io_changed));
 186         _route->output_changed.connect (mem_fun(*this, &RouteTimeAxisView::io_changed));
 187
 188         controls_table.attach (*mute_button, 6, 7, 0, 1, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND, 0, 0);
 189         controls_table.attach (*solo_button, 7, 8, 0, 1, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND, 0, 0);
 190
 191         controls_table.attach (edit_group_button, 7, 8, 1, 2, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND, 0, 0);
 192         controls_table.attach (gm.get_gain_slider(), 0, 5, 1, 2, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
 193
 194         ARDOUR_UI::instance()->tooltips().set_tip(*solo_button,_("Solo"));
 195         ARDOUR_UI::instance()->tooltips().set_tip(*mute_button,_("Mute"));
 196         ARDOUR_UI::instance()->tooltips().set_tip(edit_group_button,_("Edit Group"));
 197         ARDOUR_UI::instance()->tooltips().set_tip(size_button,_("Display Height"));
 198         ARDOUR_UI::instance()->tooltips().set_tip(playlist_button,_("Playlist"));
 199         ARDOUR_UI::instance()->tooltips().set_tip(automation_button, _("Automation"));
 200         ARDOUR_UI::instance()->tooltips().set_tip(visual_button, _("Visual options"));
 201         ARDOUR_UI::instance()->tooltips().set_tip(hide_button, _("Hide this track"));
 202
 203         label_view ();
 204
 205         if (0) {
 206
 207                 /* old school - when we used to put an extra row of buttons in place */
 208
 209                 controls_table.attach (hide_button, 0, 1, 1, 2, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND);
 210                 controls_table.attach (visual_button, 1, 2, 1, 2, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND);
 211                 controls_table.attach (size_button, 2, 3, 1, 2, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND);
 212                 controls_table.attach (automation_button, 3, 4, 1, 2, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND);
 213
 214         } else {
 215
 216                 controls_table.attach (automation_button, 6, 7, 1, 2, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND);
 217         }
 218
 219         if (is_track() && track()->mode() == ARDOUR::Normal) {
 220                 controls_table.attach (playlist_button, 5, 6, 1, 2, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND);
 221         }
 222
 223         y_position = -1;
 224
 225         _route->mute_changed.connect (mem_fun(*this, &RouteUI::mute_changed));
 226         _route->solo_changed.connect (mem_fun(*this, &RouteUI::solo_changed));
 227         _route->processors_changed.connect (mem_fun(*this, &RouteTimeAxisView::processors_changed));
 228         _route->NameChanged.connect (mem_fun(*this, &RouteTimeAxisView::route_name_changed));
 229         _route->solo_safe_changed.connect (mem_fun(*this, &RouteUI::solo_changed));
 230
 231
 232         if (is_track()) {
 233
 234                 track()->TrackModeChanged.connect (mem_fun(*this, &RouteTimeAxisView::track_mode_changed));
 235                 track()->FreezeChange.connect (mem_fun(*this, &RouteTimeAxisView::map_frozen));
 236                 track()->DiskstreamChanged.connect (mem_fun(*this, &RouteTimeAxisView::diskstream_changed));
 237                 get_diskstream()->SpeedChanged.connect (mem_fun(*this, &RouteTimeAxisView::speed_changed));
 238
 239                 /* pick up the correct freeze state */
 240                 map_frozen ();
 241
 242         }
 243
 244         editor.ZoomChanged.connect (mem_fun(*this, &RouteTimeAxisView::reset_samples_per_unit));
 245         ColorsChanged.connect (mem_fun (*this, &RouteTimeAxisView::color_handler));
 246
 247         gm.get_gain_slider().signal_scroll_event().connect(mem_fun(*this, &RouteTimeAxisView::controls_ebox_scroll), false);
 248         gm.get_gain_slider().set_name ("TrackGainFader");
 249 }
 250
 251 RouteTimeAxisView::~RouteTimeAxisView ()
 252 {
 253         GoingAway (); /* EMIT_SIGNAL */
 254
 255         for (list<ProcessorAutomationInfo*>::iterator i = processor_automation.begin(); i != processor_automation.end(); ++i) {
 256                 delete *i;
 257         }
 258
 259         if (playlist_menu) {
 260                 delete playlist_menu;
 261                 playlist_menu = 0;
 262         }
 263
 264         if (playlist_action_menu) {
 265                 delete playlist_action_menu;
 266                 playlist_action_menu = 0;
 267         }
 268
 269         if (_view) {
 270                 delete _view;
 271                 _view = 0;
 272         }
 273
 274         for (AutomationTracks::iterator i = _automation_tracks.begin(); i != _automation_tracks.end(); ++i) {
 275                 delete i->second;
 276         }
 277
 278         _automation_tracks.clear ();
 279 }
 280
 281 void
 282 RouteTimeAxisView::post_construct ()
 283 {
 284         /* map current state of the route */
 285
 286         update_diskstream_display ();
 287
 288         subplugin_menu.items().clear ();
 289         _route->foreach_processor (mem_fun (*this, &RouteTimeAxisView::add_processor_to_subplugin_menu));
 290         _route->foreach_processor (mem_fun (*this, &RouteTimeAxisView::add_existing_processor_automation_curves));
 291         reset_processor_automation_curves ();
 292 }
 293
 294 void
 295 RouteTimeAxisView::set_playlist (boost::shared_ptr<Playlist> newplaylist)
 296 {
 297         boost::shared_ptr<Playlist> pl = playlist();
 298         assert(pl);
 299
 300         modified_connection.disconnect ();
 301         modified_connection = pl->Modified.connect (mem_fun(*this, &RouteTimeAxisView::playlist_modified));
 302 }
 303
 304 void
 305 RouteTimeAxisView::playlist_modified ()
 306 {
 307 }
 308
 309 gint
 310 RouteTimeAxisView::edit_click (GdkEventButton *ev)
 311 {
 312         if (Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
 313                 _route->set_edit_group (0, this);
 314                 return FALSE;
 315         }
 316
 317         using namespace Menu_Helpers;
 318
 319         MenuList& items = edit_group_menu.items ();
 320         RadioMenuItem::Group group;
 321
 322         items.clear ();
 323         items.push_back (RadioMenuElem (group, _("No group"),
 324                                         bind (mem_fun(*this, &RouteTimeAxisView::set_edit_group_from_menu), (RouteGroup *) 0)));
 325
 326         if (_route->edit_group() == 0) {
 327                 static_cast<RadioMenuItem*>(&items.back())->set_active ();
 328         }
 329
 330         _session.foreach_edit_group (bind (mem_fun (*this, &RouteTimeAxisView::add_edit_group_menu_item), &group));
 331         edit_group_menu.popup (ev->button, ev->time);
 332
 333         return FALSE;
 334 }
 335
 336 void
 337 RouteTimeAxisView::add_edit_group_menu_item (RouteGroup *eg, RadioMenuItem::Group* group)
 338 {
 339         using namespace Menu_Helpers;
 340
 341         MenuList &items = edit_group_menu.items();
 342
 343         items.push_back (RadioMenuElem (*group, eg->name(), bind (mem_fun(*this, &RouteTimeAxisView::set_edit_group_from_menu), eg)));
 344         if (_route->edit_group() == eg) {
 345                 static_cast<RadioMenuItem*>(&items.back())->set_active ();
 346         }
 347 }
 348
 349 void
 350 RouteTimeAxisView::set_edit_group_from_menu (RouteGroup *eg)
 351 {
 352         _route->set_edit_group (eg, this);
 353 }
 354
 355 void
 356 RouteTimeAxisView::playlist_changed ()
 357
 358 {
 359         label_view ();
 360
 361         if (is_track()) {
 362                 set_playlist (get_diskstream()->playlist());
 363         }
 364 }
 365
 366 void
 367 RouteTimeAxisView::label_view ()
 368 {
 369         string x = _route->name();
 370
 371         if (x != name_entry.get_text()) {
 372                 name_entry.set_text (x);
 373         }
 374
 375         ARDOUR_UI::instance()->tooltips().set_tip (name_entry, x);
 376 }
 377
 378 void
 379 RouteTimeAxisView::route_name_changed ()
 380 {
 381         editor.route_name_changed (this);
 382         label_view ();
 383 }
 384
 385 void
 386 RouteTimeAxisView::take_name_changed (void *src)
 387
 388 {
 389         if (src != this) {
 390                 label_view ();
 391         }
 392 }
 393
 394 void
 395 RouteTimeAxisView::playlist_click ()
 396 {
 397         // always build a new action menu
 398
 399         if (playlist_action_menu != 0) {
 400                 delete playlist_action_menu;
 401         }
 402
 403         playlist_action_menu = new Menu;
 404         playlist_action_menu->set_name ("ArdourContextMenu");
 405
 406         build_playlist_menu (playlist_action_menu);
 407
 408         conditionally_add_to_selection ();
 409         playlist_action_menu->popup (1, gtk_get_current_event_time());
 410 }
 411
 412 void
 413 RouteTimeAxisView::automation_click ()
 414 {
 415         if (automation_action_menu == 0) {
 416                 /* this seems odd, but the automation action
 417                    menu is built as part of the display menu.
 418                 */
 419                 build_display_menu ();
 420         }
 421         conditionally_add_to_selection ();
 422         automation_action_menu->popup (1, gtk_get_current_event_time());
 423 }
 424
 425 int
 426 RouteTimeAxisView::set_state (const XMLNode& node)
 427 {
 428         TimeAxisView::set_state (node);
 429
 430         XMLNodeList kids = node.children();
 431         XMLNodeConstIterator iter;
 432         const XMLProperty* prop;
 433
 434         for (iter = kids.begin(); iter != kids.end(); ++iter) {
 435                 if ((*iter)->name() == AutomationTimeAxisView::state_node_name) {
 436                         if ((prop = (*iter)->property ("automation-id")) != 0) {
 437                                 Evoral::Parameter param = ARDOUR::EventTypeMap::instance().new_parameter(prop->value());
 438                                 bool show = ((prop = (*iter)->property ("shown")) != 0) && prop->value() == "yes";
 439                                 create_automation_child(param, show);
 440                         } else {
 441                                 warning << "Automation child has no ID" << endmsg;
 442                         }
 443                 }
 444         }
 445         return 0;
 446 }
 447
 448 void
 449 RouteTimeAxisView::build_automation_action_menu ()
 450 {
 451         using namespace Menu_Helpers;
 452
 453         automation_action_menu = manage (new Menu);
 454         MenuList& automation_items = automation_action_menu->items();
 455         automation_action_menu->set_name ("ArdourContextMenu");
 456
 457         automation_items.push_back (MenuElem (_("Show all automation"),
 458                                               mem_fun(*this, &RouteTimeAxisView::show_all_automation)));
 459
 460         automation_items.push_back (MenuElem (_("Show existing automation"),
 461                                               mem_fun(*this, &RouteTimeAxisView::show_existing_automation)));
 462
 463         automation_items.push_back (MenuElem (_("Hide all automation"),
 464                                               mem_fun(*this, &RouteTimeAxisView::hide_all_automation)));
 465
 466         if (subplugin_menu.get_attach_widget())
 467                 subplugin_menu.detach();
 468
 469         automation_items.push_back (MenuElem (_("Plugins"), subplugin_menu));
 470
 471         map<Evoral::Parameter, RouteAutomationNode*>::iterator i;
 472         for (i = _automation_tracks.begin(); i != _automation_tracks.end(); ++i) {
 473
 474                 automation_items.push_back (SeparatorElem());
 475
 476                 if (i->second->menu_item)
 477                         delete i->second->menu_item;
 478
 479                 automation_items.push_back(CheckMenuElem (_route->describe_parameter(i->second->param),
 480                                 bind (mem_fun(*this, &RouteTimeAxisView::toggle_automation_track), i->second->param)));
 481
 482                 i->second->menu_item = static_cast<Gtk::CheckMenuItem*>(&automation_items.back());
 483
 484                 i->second->menu_item->set_active(show_automation(i->second->param));
 485                 //i->second->menu_item->set_active(false);
 486         }
 487 }
 488
 489 void
 490 RouteTimeAxisView::build_display_menu ()
 491 {
 492         using namespace Menu_Helpers;
 493
 494         /* get the size menu ready */
 495
 496         build_size_menu ();
 497
 498         /* prepare it */
 499
 500         TimeAxisView::build_display_menu ();
 501
 502         /* now fill it with our stuff */
 503
 504         MenuList& items = display_menu->items();
 505         display_menu->set_name ("ArdourContextMenu");
 506
 507         items.push_back (MenuElem (_("Height"), *size_menu));
 508         items.push_back (MenuElem (_("Color"), mem_fun(*this, &RouteTimeAxisView::select_track_color)));
 509
 510         items.push_back (SeparatorElem());
 511
 512         if (!Profile->get_sae()) {
 513                 build_remote_control_menu ();
 514                 items.push_back (MenuElem (_("Remote Control ID"), *remote_control_menu));
 515                 build_automation_action_menu ();
 516                 items.push_back (MenuElem (_("Automation"), *automation_action_menu));
 517                 items.push_back (SeparatorElem());
 518         }
 519
 520         // Hook for derived classes to add type specific stuff
 521         append_extra_display_menu_items ();
 522         items.push_back (SeparatorElem());
 523
 524         if (is_track()) {
 525
 526                 Menu *layers_menu = manage(new Menu);
 527                 MenuList &layers_items = layers_menu->items();
 528                 layers_menu->set_name("ArdourContextMenu");
 529
 530                 RadioMenuItem::Group layers_group;
 531
 532                 layers_items.push_back(RadioMenuElem (layers_group, _("Overlaid"),
 533                                 bind (mem_fun (*this, &RouteTimeAxisView::set_layer_display), Overlaid)));
 534                 layers_items.push_back(RadioMenuElem (layers_group, _("Stacked"),
 535                                 bind (mem_fun (*this, &RouteTimeAxisView::set_layer_display), Stacked)));
 536
 537                 items.push_back (MenuElem (_("Layers"), *layers_menu));
 538
 539                 Menu* alignment_menu = manage (new Menu);
 540                 MenuList& alignment_items = alignment_menu->items();
 541                 alignment_menu->set_name ("ArdourContextMenu");
 542
 543                 RadioMenuItem::Group align_group;
 544
 545                 alignment_items.push_back (RadioMenuElem (align_group, _("Align with existing material"),
 546                                         bind (mem_fun(*this, &RouteTimeAxisView::set_align_style), ExistingMaterial)));
 547                 align_existing_item = dynamic_cast<RadioMenuItem*>(&alignment_items.back());
 548                 if (get_diskstream()->alignment_style() == ExistingMaterial)
 549                         align_existing_item->set_active();
 550
 551                 alignment_items.push_back (RadioMenuElem (align_group, _("Align with capture time"),
 552                                         bind (mem_fun(*this, &RouteTimeAxisView::set_align_style), CaptureTime)));
 553                 align_capture_item = dynamic_cast<RadioMenuItem*>(&alignment_items.back());
 554                 if (get_diskstream()->alignment_style() == CaptureTime)
 555                         align_capture_item->set_active();
 556
 557                 if (!Profile->get_sae()) {
 558                         items.push_back (MenuElem (_("Alignment"), *alignment_menu));
 559                         get_diskstream()->AlignmentStyleChanged.connect (mem_fun(*this, &RouteTimeAxisView::align_style_changed));
 560
 561                         RadioMenuItem::Group mode_group;
 562                         items.push_back (RadioMenuElem (mode_group, _("Normal mode"),
 563                                                         bind (mem_fun (*this, &RouteTimeAxisView::set_track_mode), ARDOUR::Normal)));
 564                         normal_track_mode_item = dynamic_cast<RadioMenuItem*>(&items.back());
 565                         items.push_back (RadioMenuElem (mode_group, _("Tape mode"),
 566                                                         bind (mem_fun (*this, &RouteTimeAxisView::set_track_mode), ARDOUR::Destructive)));
 567                         destructive_track_mode_item = dynamic_cast<RadioMenuItem*>(&items.back());
 568
 569                         switch (track()->mode()) {
 570                         case ARDOUR::Destructive:
 571                                 destructive_track_mode_item->set_active ();
 572                                 break;
 573                         case ARDOUR::Normal:
 574                                 normal_track_mode_item->set_active ();
 575                                 break;
 576                         }
 577
 578                 get_diskstream()->AlignmentStyleChanged.connect (
 579                                 mem_fun(*this, &RouteTimeAxisView::align_style_changed));
 580
 581                 mode_menu = build_mode_menu();
 582                 if (mode_menu)
 583                         items.push_back (MenuElem (_("Mode"), *mode_menu));
 584
 585                 items.push_back (SeparatorElem());
 586                 }
 587         }
 588
 589         items.push_back (CheckMenuElem (_("Active"), mem_fun(*this, &RouteUI::toggle_route_active)));
 590         route_active_menu_item = dynamic_cast<CheckMenuItem *> (&items.back());
 591         route_active_menu_item->set_active (_route->active());
 592
 593         items.push_back (SeparatorElem());
 594         items.push_back (MenuElem (_("Hide"), mem_fun(*this, &RouteTimeAxisView::hide_click)));
 595         if (!Profile->get_sae()) {
 596                 items.push_back (MenuElem (_("Remove"), mem_fun(*this, &RouteUI::remove_this_route)));
 597         } else {
 598                 items.push_front (SeparatorElem());
 599                 items.push_front (MenuElem (_("Delete"), mem_fun(*this, &RouteUI::remove_this_route)));
 600         }
 601 }
 602
 603 static bool __reset_item (RadioMenuItem* item)
 604 {
 605         item->set_active ();
 606         return false;
 607 }
 608
 609 void
 610 RouteTimeAxisView::set_track_mode (TrackMode mode)
 611 {
 612         RadioMenuItem* item;
 613         RadioMenuItem* other_item;
 614
 615         switch (mode) {
 616         case ARDOUR::Normal:
 617                 item = normal_track_mode_item;
 618                 other_item = destructive_track_mode_item;
 619                 break;
 620         case ARDOUR::Destructive:
 621                 item = destructive_track_mode_item;
 622                 other_item = normal_track_mode_item;
 623                 break;
 624         default:
 625                 fatal << string_compose (_("programming error: %1 %2"), "illegal track mode in RouteTimeAxisView::set_track_mode", mode) << endmsg;
 626                 /*NOTREACHED*/
 627                 return;
 628         }
 629
 630         if (item && other_item && item->get_active () && track()->mode() != mode) {
 631                 _set_track_mode (track().get(), mode, other_item);
 632         }
 633 }
 634
 635 void
 636 RouteTimeAxisView::_set_track_mode (Track* track, TrackMode mode, RadioMenuItem* reset_item)
 637 {
 638         bool needs_bounce;
 639
 640         if (!track->can_use_mode (mode, needs_bounce)) {
 641
 642                 if (!needs_bounce) {
 643                         /* cannot be done */
 644                         Glib::signal_idle().connect (bind (sigc::ptr_fun (__reset_item), reset_item));
 645                         return;
 646                 } else {
 647                         cerr << "would bounce this one\n";
 648                         return;
 649                 }
 650         }
 651
 652         track->set_mode (mode);
 653
 654         rec_enable_button->remove ();
 655         switch (mode) {
 656         case ARDOUR::Normal:
 657                 rec_enable_button->add (*(manage (new Image (::get_icon (X_("record_normal_red"))))));
 658                 break;
 659         case ARDOUR::Destructive:
 660                 rec_enable_button->add (*(manage (new Image (::get_icon (X_("record_tape_red"))))));
 661                 break;
 662         }
 663         rec_enable_button->show_all ();
 664
 665 }
 666
 667 void
 668 RouteTimeAxisView::track_mode_changed ()
 669 {
 670         RadioMenuItem* item;
 671
 672         switch (track()->mode()) {
 673         case ARDOUR::Normal:
 674                 item = normal_track_mode_item;
 675                 break;
 676         case ARDOUR::Destructive:
 677                 item = destructive_track_mode_item;
 678                 break;
 679         default:
 680                 fatal << string_compose (_("programming error: %1 %2"), "illegal track mode in RouteTimeAxisView::set_track_mode", track()->mode()) << endmsg;
 681                 /*NOTREACHED*/
 682                 return;
 683         }
 684
 685         item->set_active ();
 686 }
 687
 688 void
 689 RouteTimeAxisView::show_timestretch (nframes_t start, nframes_t end)
 690 {
 691         double x1;
 692         double x2;
 693         double y2;
 694
 695         TimeAxisView::show_timestretch (start, end);
 696
 697         hide_timestretch ();
 698
 699 #if 0
 700         if (ts.empty()) {
 701                 return;
 702         }
 703
 704
 705         /* check that the time selection was made in our route, or our edit group.
 706            remember that edit_group() == 0 implies the route is *not* in a edit group.
 707         */
 708
 709         if (!(ts.track == this || (ts.group != 0 && ts.group == _route->edit_group()))) {
 710                 /* this doesn't apply to us */
 711                 return;
 712         }
 713
 714         /* ignore it if our edit group is not active */
 715
 716         if ((ts.track != this) && _route->edit_group() && !_route->edit_group()->is_active()) {
 717                 return;
 718         }
 719 #endif
 720
 721         if (timestretch_rect == 0) {
 722                 timestretch_rect = new SimpleRect (*canvas_display);
 723                 timestretch_rect->property_x1() =  0.0;
 724                 timestretch_rect->property_y1() =  0.0;
 725                 timestretch_rect->property_x2() =  0.0;
 726                 timestretch_rect->property_y2() =  0.0;
 727                 timestretch_rect->property_fill_color_rgba() =  ARDOUR_UI::config()->canvasvar_TimeStretchFill.get();
 728                 timestretch_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_TimeStretchOutline.get();
 729         }
 730
 731         timestretch_rect->show ();
 732         timestretch_rect->raise_to_top ();
 733
 734         x1 = start / editor.get_current_zoom();
 735         x2 = (end - 1) / editor.get_current_zoom();
 736         y2 = current_height() - 2;
 737
 738         timestretch_rect->property_x1() = x1;
 739         timestretch_rect->property_y1() = 1.0;
 740         timestretch_rect->property_x2() = x2;
 741         timestretch_rect->property_y2() = y2;
 742 }
 743
 744 void
 745 RouteTimeAxisView::hide_timestretch ()
 746 {
 747         TimeAxisView::hide_timestretch ();
 748
 749         if (timestretch_rect) {
 750                 timestretch_rect->hide ();
 751         }
 752 }
 753
 754 void
 755 RouteTimeAxisView::show_selection (TimeSelection& ts)
 756 {
 757
 758 #if 0
 759         /* ignore it if our edit group is not active or if the selection was started
 760            in some other track or edit group (remember that edit_group() == 0 means
 761            that the track is not in an edit group).
 762         */
 763
 764         if (((ts.track != this && !is_child (ts.track)) && _route->edit_group() && !_route->edit_group()->is_active()) ||
 765             (!(ts.track == this || is_child (ts.track) || (ts.group != 0 && ts.group == _route->edit_group())))) {
 766                 hide_selection ();
 767                 return;
 768         }
 769 #endif
 770
 771         TimeAxisView::show_selection (ts);
 772 }
 773
 774 void
 775 RouteTimeAxisView::set_height (uint32_t h)
 776 {
 777         int gmlen = h - 5;
 778         bool height_changed = (height == 0) || (h != height);
 779         gm.get_level_meter().setup_meters (gmlen);
 780
 781         TimeAxisView::set_height (h);
 782
 783         ensure_xml_node ();
 784
 785         if (_view) {
 786                 _view->set_height ((double) current_height());
 787         }
 788
 789         char buf[32];
 790         snprintf (buf, sizeof (buf), "%u", height);
 791         xml_node->add_property ("height", buf);
 792
 793         if (height >= hNormal) {
 794                 reset_meter();
 795                 show_name_entry ();
 796                 hide_name_label ();
 797
 798                 gm.get_gain_slider().show();
 799                 mute_button->show();
 800                 solo_button->show();
 801                 if (rec_enable_button)
 802                         rec_enable_button->show();
 803
 804                 edit_group_button.show();
 805                 hide_button.show();
 806                 visual_button.show();
 807                 size_button.show();
 808                 automation_button.show();
 809
 810                 if (is_track() && track()->mode() == ARDOUR::Normal) {
 811                         playlist_button.show();
 812                 }
 813
 814         } else if (height >= hSmaller) {
 815
 816                 reset_meter();
 817                 show_name_entry ();
 818                 hide_name_label ();
 819
 820                 gm.get_gain_slider().hide();
 821                 mute_button->show();
 822                 solo_button->show();
 823                 if (rec_enable_button)
 824                         rec_enable_button->show();
 825
 826                 edit_group_button.hide ();
 827                 hide_button.hide ();
 828                 visual_button.hide ();
 829                 size_button.hide ();
 830                 automation_button.hide ();
 831
 832                 if (is_track() && track()->mode() == ARDOUR::Normal) {
 833                         playlist_button.hide ();
 834                 }
 835
 836         } else {
 837
 838
 839                 /* don't allow name_entry to be hidden while
 840                    it has focus, otherwise the GUI becomes unusable.
 841                 */
 842
 843                 if (name_entry.has_focus()) {
 844                         if (name_entry.get_text() != _route->name()) {
 845                                 name_entry_changed ();
 846                         }
 847                         controls_ebox.grab_focus ();
 848                 }
 849
 850                 hide_name_entry ();
 851                 show_name_label ();
 852
 853                 gm.get_gain_slider().hide();
 854                 mute_button->hide();
 855                 solo_button->hide();
 856                 if (rec_enable_button)
 857                         rec_enable_button->hide();
 858
 859                 edit_group_button.hide ();
 860                 hide_button.hide ();
 861                 visual_button.hide ();
 862                 size_button.hide ();
 863                 automation_button.hide ();
 864                 playlist_button.hide ();
 865                 name_label.set_text (_route->name());
 866         }
 867
 868         if (height_changed) {
 869                 /* only emit the signal if the height really changed */
 870                  _route->gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
 871         }
 872 }
 873
 874 void
 875 RouteTimeAxisView::select_track_color ()
 876 {
 877         if (RouteUI::choose_color ()) {
 878
 879                 if (_view) {
 880                         _view->apply_color (_color, StreamView::RegionColor);
 881                 }
 882         }
 883 }
 884
 885 void
 886 RouteTimeAxisView::reset_samples_per_unit ()
 887 {
 888         set_samples_per_unit (editor.get_current_zoom());
 889 }
 890
 891 void
 892 RouteTimeAxisView::set_samples_per_unit (double spu)
 893 {
 894         double speed = 1.0;
 895
 896         if (get_diskstream() != 0) {
 897                 speed = get_diskstream()->speed();
 898         }
 899
 900         if (_view) {
 901                 _view->set_samples_per_unit (spu * speed);
 902         }
 903
 904         TimeAxisView::set_samples_per_unit (spu * speed);
 905 }
 906
 907 void
 908 RouteTimeAxisView::align_style_changed ()
 909 {
 910         switch (get_diskstream()->alignment_style()) {
 911         case ExistingMaterial:
 912                 if (!align_existing_item->get_active()) {
 913                         align_existing_item->set_active();
 914                 }
 915                 break;
 916         case CaptureTime:
 917                 if (!align_capture_item->get_active()) {
 918                         align_capture_item->set_active();
 919                 }
 920                 break;
 921         }
 922 }
 923
 924 void
 925 RouteTimeAxisView::set_align_style (AlignStyle style)
 926 {
 927         RadioMenuItem* item;
 928
 929         switch (style) {
 930         case ExistingMaterial:
 931                 item = align_existing_item;
 932                 break;
 933         case CaptureTime:
 934                 item = align_capture_item;
 935                 break;
 936         default:
 937                 fatal << string_compose (_("programming error: %1 %2"), "illegal align style in RouteTimeAxisView::set_align_style", style) << endmsg;
 938                 /*NOTREACHED*/
 939                 return;
 940         }
 941
 942         if (item->get_active()) {
 943                 get_diskstream()->set_align_style (style);
 944         }
 945 }
 946
 947 void
 948 RouteTimeAxisView::rename_current_playlist ()
 949 {
 950         ArdourPrompter prompter (true);
 951         string name;
 952
 953         boost::shared_ptr<Diskstream> ds = get_diskstream();
 954         if (!ds || ds->destructive())
 955                 return;
 956
 957         boost::shared_ptr<Playlist> pl = ds->playlist();
 958         if (!pl)
 959                 return;
 960
 961         prompter.set_prompt (_("Name for playlist"));
 962         prompter.set_initial_text (pl->name());
 963         prompter.add_button (_("Rename"), Gtk::RESPONSE_ACCEPT);
 964         prompter.set_response_sensitive (Gtk::RESPONSE_ACCEPT, false);
 965
 966         switch (prompter.run ()) {
 967         case Gtk::RESPONSE_ACCEPT:
 968                 prompter.get_result (name);
 969                 if (name.length()) {
 970                         pl->set_name (name);
 971                 }
 972                 break;
 973
 974         default:
 975                 break;
 976         }
 977 }
 978
 979 std::string
 980 RouteTimeAxisView::resolve_new_group_playlist_name(std::string &basename, vector<boost::shared_ptr<Playlist> > const & playlists)
 981 {
 982         std::string ret(basename);
 983
 984         std::string group_string = "."+edit_group()->name()+".";
 985
 986         // iterate through all playlists
 987         int maxnumber = 0;
 988         for (vector<boost::shared_ptr<Playlist> >::const_iterator i = playlists.begin(); i != playlists.end(); ++i) {
 989                 std::string tmp = (*i)->name();
 990
 991                 std::string::size_type idx = tmp.find(group_string);
 992                 // find those which belong to this group
 993                 if (idx != string::npos) {
 994                         tmp = tmp.substr(idx + group_string.length());
 995
 996                         // and find the largest current number
 997                         int x = atoi(tmp.c_str());
 998                         if (x > maxnumber) {
 999                                 maxnumber = x;
1000                         }
1001                 }
1002         }
1003
1004         maxnumber++;
1005
1006         char buf[32];
1007         snprintf (buf, sizeof(buf), "%d", maxnumber);
1008
1009         ret = this->name()+"."+edit_group()->name()+"."+buf;
1010
1011         return ret;
1012 }
1013
1014 void
1015 RouteTimeAxisView::use_copy_playlist (bool prompt, vector<boost::shared_ptr<Playlist> > const & playlists_before_op)
1016 {
1017         string name;
1018
1019         boost::shared_ptr<Diskstream> ds = get_diskstream();
1020         if (!ds || ds->destructive())
1021                 return;
1022
1023         boost::shared_ptr<const Playlist> pl = ds->playlist();
1024         if (!pl)
1025                 return;
1026
1027         name = pl->name();
1028
1029         if (edit_group() && edit_group()->is_active()) {
1030                 name = resolve_new_group_playlist_name(name, playlists_before_op);
1031         }
1032
1033         while (_session.playlist_by_name(name)) {
1034                 name = Playlist::bump_name (name, _session);
1035         }
1036
1037         // TODO: The prompter "new" button should be de-activated if the user
1038         // specifies a playlist name which already exists in the session.
1039
1040         if (prompt) {
1041
1042                 ArdourPrompter prompter (true);
1043
1044                 prompter.set_prompt (_("Name for Playlist"));
1045                 prompter.set_initial_text (name);
1046                 prompter.add_button (Gtk::Stock::NEW, Gtk::RESPONSE_ACCEPT);
1047                 prompter.set_response_sensitive (Gtk::RESPONSE_ACCEPT, true);
1048                 prompter.show_all ();
1049
1050                 switch (prompter.run ()) {
1051                 case Gtk::RESPONSE_ACCEPT:
1052                         prompter.get_result (name);
1053                         break;
1054
1055                 default:
1056                         return;
1057                 }
1058         }
1059
1060         if (name.length()) {
1061                 ds->use_copy_playlist ();
1062                 ds->playlist()->set_name (name);
1063         }
1064 }
1065
1066 void
1067 RouteTimeAxisView::use_new_playlist (bool prompt, vector<boost::shared_ptr<Playlist> > const & playlists_before_op)
1068 {
1069         string name;
1070
1071         boost::shared_ptr<Diskstream> ds = get_diskstream();
1072         if (!ds || ds->destructive())
1073                 return;
1074
1075         boost::shared_ptr<const Playlist> pl = ds->playlist();
1076         if (!pl)
1077                 return;
1078
1079         name = pl->name();
1080
1081         if (edit_group() && edit_group()->is_active()) {
1082                 name = resolve_new_group_playlist_name(name,playlists_before_op);
1083         }
1084
1085         while (_session.playlist_by_name(name)) {
1086                 name = Playlist::bump_name (name, _session);
1087         }
1088
1089
1090         if (prompt) {
1091
1092                 ArdourPrompter prompter (true);
1093
1094                 prompter.set_prompt (_("Name for Playlist"));
1095                 prompter.set_initial_text (name);
1096                 prompter.add_button (Gtk::Stock::NEW, Gtk::RESPONSE_ACCEPT);
1097                 prompter.set_response_sensitive (Gtk::RESPONSE_ACCEPT, true);
1098
1099                 switch (prompter.run ()) {
1100                 case Gtk::RESPONSE_ACCEPT:
1101                         prompter.get_result (name);
1102                         break;
1103
1104                 default:
1105                         return;
1106                 }
1107         }
1108
1109         if (name.length()) {
1110                 ds->use_new_playlist ();
1111                 ds->playlist()->set_name (name);
1112         }
1113 }
1114
1115 void
1116 RouteTimeAxisView::clear_playlist ()
1117 {
1118         boost::shared_ptr<Diskstream> ds = get_diskstream();
1119         if (!ds || ds->destructive())
1120                 return;
1121
1122         boost::shared_ptr<Playlist> pl = ds->playlist();
1123         if (!pl)
1124                 return;
1125
1126         editor.clear_playlist (pl);
1127 }
1128
1129 void
1130 RouteTimeAxisView::speed_changed ()
1131 {
1132         Gtkmm2ext::UI::instance()->call_slot (mem_fun(*this, &RouteTimeAxisView::reset_samples_per_unit));
1133 }
1134
1135 void
1136 RouteTimeAxisView::diskstream_changed ()
1137 {
1138         Gtkmm2ext::UI::instance()->call_slot (mem_fun(*this, &RouteTimeAxisView::update_diskstream_display));
1139 }
1140
1141 void
1142 RouteTimeAxisView::update_diskstream_display ()
1143 {
1144         if (!get_diskstream()) // bus
1145                 return;
1146
1147         set_playlist (get_diskstream()->playlist());
1148         map_frozen ();
1149 }
1150
1151 void
1152 RouteTimeAxisView::selection_click (GdkEventButton* ev)
1153 {
1154         if (Keyboard::modifier_state_equals (ev->state, (Keyboard::TertiaryModifier|Keyboard::PrimaryModifier))) {
1155
1156                 /* special case: select/deselect all tracks */
1157                 if (editor.get_selection().selected (this)) {
1158                         editor.get_selection().clear_tracks ();
1159                 } else {
1160                         editor.select_all_tracks ();
1161                 }
1162
1163                 return;
1164         }
1165
1166         PublicEditor::TrackViewList* tracks = editor.get_valid_views (this, _route->edit_group());
1167
1168         switch (Keyboard::selection_type (ev->state)) {
1169         case Selection::Toggle:
1170                 editor.get_selection().toggle (*tracks);
1171                 break;
1172
1173         case Selection::Set:
1174                 editor.get_selection().set (*tracks);
1175                 break;
1176
1177         case Selection::Extend:
1178                 if (tracks->size() > 1) {
1179                         /* add each one, do not "extend" */
1180                         editor.get_selection().add (*tracks);
1181                 } else {
1182                         /* extend to the single track */
1183                         editor.extend_selection_to_track (*tracks->front());
1184                 }
1185                 break;
1186
1187         case Selection::Add:
1188                 editor.get_selection().add (*tracks);
1189                 break;
1190         }
1191
1192         delete tracks;
1193 }
1194
1195 void
1196 RouteTimeAxisView::set_selected_points (PointSelection& points)
1197 {
1198         for (Children::iterator i = children.begin(); i != children.end(); ++i) {
1199                 (*i)->set_selected_points (points);
1200         }
1201 }
1202
1203 void
1204 RouteTimeAxisView::set_selected_regionviews (RegionSelection& regions)
1205 {
1206         if (_view) {
1207                 _view->set_selected_regionviews (regions);
1208         }
1209 }
1210
1211 /** Add the selectable things that we have to a list.
1212  * @param results List to add things to.
1213  */
1214 void
1215 RouteTimeAxisView::get_selectables (nframes_t start, nframes_t end, double top, double bot, list<Selectable*>& results)
1216 {
1217         double speed = 1.0;
1218
1219         if (get_diskstream() != 0) {
1220                 speed = get_diskstream()->speed();
1221         }
1222
1223         nframes_t start_adjusted = session_frame_to_track_frame(start, speed);
1224         nframes_t end_adjusted   = session_frame_to_track_frame(end, speed);
1225
1226         if ((_view && ((top < 0.0 && bot < 0.0))) || touched (top, bot)) {
1227                 _view->get_selectables (start_adjusted, end_adjusted, results);
1228         }
1229
1230         /* pick up visible automation tracks */
1231
1232         for (Children::iterator i = children.begin(); i != children.end(); ++i) {
1233                 if (!(*i)->hidden()) {
1234                         (*i)->get_selectables (start_adjusted, end_adjusted, top, bot, results);
1235                 }
1236         }
1237 }
1238
1239 void
1240 RouteTimeAxisView::get_inverted_selectables (Selection& sel, list<Selectable*>& results)
1241 {
1242         if (_view) {
1243                 _view->get_inverted_selectables (sel, results);
1244         }
1245
1246         for (Children::iterator i = children.begin(); i != children.end(); ++i) {
1247                 if (!(*i)->hidden()) {
1248                         (*i)->get_inverted_selectables (sel, results);
1249                 }
1250         }
1251
1252         return;
1253 }
1254
1255 bool
1256 RouteTimeAxisView::show_automation(Evoral::Parameter param)
1257 {
1258         return (_show_automation.find(param) != _show_automation.end());
1259 }
1260
1261 /** Retuns NULL if track for \a param doesn't exist.
1262  */
1263 RouteTimeAxisView::RouteAutomationNode*
1264 RouteTimeAxisView::automation_track(Evoral::Parameter param)
1265 {
1266         map<Evoral::Parameter, RouteAutomationNode*>::iterator i = _automation_tracks.find(param);
1267
1268         if (i != _automation_tracks.end())
1269                 return i->second;
1270         else
1271                 return NULL;
1272 }
1273
1274 /** Shorthand for GainAutomation, etc.
1275  */
1276 RouteTimeAxisView::RouteAutomationNode*
1277 RouteTimeAxisView::automation_track(AutomationType type)
1278 {
1279         return automation_track(Evoral::Parameter(type));
1280 }
1281
1282 RouteGroup*
1283 RouteTimeAxisView::edit_group() const
1284 {
1285         return _route->edit_group();
1286 }
1287
1288 string
1289 RouteTimeAxisView::name() const
1290 {
1291         return _route->name();
1292 }
1293
1294 boost::shared_ptr<Playlist>
1295 RouteTimeAxisView::playlist () const
1296 {
1297         boost::shared_ptr<Diskstream> ds;
1298
1299         if ((ds = get_diskstream()) != 0) {
1300                 return ds->playlist();
1301         } else {
1302                 return boost::shared_ptr<Playlist> ();
1303         }
1304 }
1305
1306 void
1307 RouteTimeAxisView::name_entry_changed ()
1308 {
1309         string x;
1310
1311         x = name_entry.get_text ();
1312
1313         if (x == _route->name()) {
1314                 return;
1315         }
1316
1317         strip_whitespace_edges(x);
1318
1319         if (x.length() == 0) {
1320                 name_entry.set_text (_route->name());
1321                 return;
1322         }
1323
1324         if (_session.route_name_unique (x)) {
1325                 _route->set_name (x);
1326         } else {
1327                 ARDOUR_UI::instance()->popup_error (_("A track already exists with that name"));
1328                 name_entry.set_text (_route->name());
1329         }
1330 }
1331
1332 void
1333 RouteTimeAxisView::visual_click ()
1334 {
1335         popup_display_menu (0);
1336 }
1337
1338 void
1339 RouteTimeAxisView::hide_click ()
1340 {
1341         // LAME fix for hide_button refresh fix
1342         hide_button.set_sensitive(false);
1343
1344         editor.hide_track_in_display (*this);
1345
1346         hide_button.set_sensitive(true);
1347 }
1348
1349 boost::shared_ptr<Region>
1350 RouteTimeAxisView::find_next_region (nframes_t pos, RegionPoint point, int32_t dir)
1351 {
1352         boost::shared_ptr<Diskstream> stream;
1353         boost::shared_ptr<Playlist> playlist;
1354
1355         if ((stream = get_diskstream()) != 0 && (playlist = stream->playlist()) != 0) {
1356                 return playlist->find_next_region (pos, point, dir);
1357         }
1358
1359         return boost::shared_ptr<Region> ();
1360 }
1361
1362 nframes64_t
1363 RouteTimeAxisView::find_next_region_boundary (nframes64_t pos, int32_t dir)
1364 {
1365         boost::shared_ptr<Diskstream> stream;
1366         boost::shared_ptr<Playlist> playlist;
1367
1368         if ((stream = get_diskstream()) != 0 && (playlist = stream->playlist()) != 0) {
1369                 return playlist->find_next_region_boundary (pos, dir);
1370         }
1371
1372         return -1;
1373 }
1374
1375 bool
1376 RouteTimeAxisView::cut_copy_clear (Selection& selection, CutCopyOp op)
1377 {
1378         boost::shared_ptr<Playlist> what_we_got;
1379         boost::shared_ptr<Diskstream> ds = get_diskstream();
1380         boost::shared_ptr<Playlist> playlist;
1381         bool ret = false;
1382
1383         if (ds == 0) {
1384                 /* route is a bus, not a track */
1385                 return false;
1386         }
1387
1388         playlist = ds->playlist();
1389
1390         TimeSelection time (selection.time);
1391         float speed = ds->speed();
1392         if (speed != 1.0f) {
1393                 for (TimeSelection::iterator i = time.begin(); i != time.end(); ++i) {
1394                         (*i).start = session_frame_to_track_frame((*i).start, speed);
1395                         (*i).end   = session_frame_to_track_frame((*i).end,   speed);
1396                 }
1397         }
1398
1399         XMLNode &before = playlist->get_state();
1400         switch (op) {
1401         case Cut:
1402                 if ((what_we_got = playlist->cut (time)) != 0) {
1403                         editor.get_cut_buffer().add (what_we_got);
1404                         _session.add_command( new MementoCommand<Playlist>(*playlist.get(), &before, &playlist->get_state()));
1405                         ret = true;
1406                 }
1407                 break;
1408         case Copy:
1409                 if ((what_we_got = playlist->copy (time)) != 0) {
1410                         editor.get_cut_buffer().add (what_we_got);
1411                 }
1412                 break;
1413
1414         case Clear:
1415                 if ((what_we_got = playlist->cut (time)) != 0) {
1416                         _session.add_command( new MementoCommand<Playlist>(*playlist, &before, &playlist->get_state()));
1417                         what_we_got->release ();
1418                         ret = true;
1419                 }
1420                 break;
1421         }
1422
1423         return ret;
1424 }
1425
1426 bool
1427 RouteTimeAxisView::paste (nframes_t pos, float times, Selection& selection, size_t nth)
1428 {
1429         if (!is_track()) {
1430                 return false;
1431         }
1432
1433         boost::shared_ptr<Playlist> playlist = get_diskstream()->playlist();
1434         PlaylistSelection::iterator p;
1435
1436         for (p = selection.playlists.begin(); p != selection.playlists.end() && nth; ++p, --nth);
1437
1438         if (p == selection.playlists.end()) {
1439                 return false;
1440         }
1441
1442         if (get_diskstream()->speed() != 1.0f)
1443                 pos = session_frame_to_track_frame(pos, get_diskstream()->speed() );
1444
1445         XMLNode &before = playlist->get_state();
1446         playlist->paste (*p, pos, times);
1447         _session.add_command( new MementoCommand<Playlist>(*playlist, &before, &playlist->get_state()));
1448
1449         return true;
1450 }
1451
1452
1453 TimeAxisView::Children
1454 RouteTimeAxisView::get_child_list()
1455 {
1456         TimeAxisView::Children redirect_children;
1457
1458         for (Children::iterator i = children.begin(); i != children.end(); ++i) {
1459                 if (!(*i)->hidden()) {
1460                         redirect_children.push_back(*i);
1461                 }
1462         }
1463         return redirect_children;
1464 }
1465
1466
1467 void
1468 RouteTimeAxisView::build_playlist_menu (Gtk::Menu * menu)
1469 {
1470         using namespace Menu_Helpers;
1471
1472         if (!menu || !is_track()) {
1473                 return;
1474         }
1475
1476         MenuList& playlist_items = menu->items();
1477         menu->set_name ("ArdourContextMenu");
1478         playlist_items.clear();
1479
1480         if (playlist_menu) {
1481                 delete playlist_menu;
1482         }
1483
1484         playlist_menu = new Menu;
1485         playlist_menu->set_name ("ArdourContextMenu");
1486
1487         vector<boost::shared_ptr<Playlist> > playlists;
1488         boost::shared_ptr<Diskstream> ds = get_diskstream();
1489         RadioMenuItem::Group playlist_group;
1490
1491         _session.get_playlists (playlists);
1492
1493         for (vector<boost::shared_ptr<Playlist> >::iterator i = playlists.begin(); i != playlists.end(); ++i) {
1494
1495                 if ((*i)->get_orig_diskstream_id() == ds->id()) {
1496                         playlist_items.push_back (RadioMenuElem (playlist_group, (*i)->name(), bind (mem_fun (*this, &RouteTimeAxisView::use_playlist),
1497                                                                                                      boost::weak_ptr<Playlist> (*i))));
1498
1499                         if (ds->playlist()->id() == (*i)->id()) {
1500                                 static_cast<RadioMenuItem*>(&playlist_items.back())->set_active();
1501                         }
1502                 } else if (ds->playlist()->id() == (*i)->id()) {
1503                         playlist_items.push_back (RadioMenuElem (playlist_group, (*i)->name(), bind (mem_fun (*this, &RouteTimeAxisView::use_playlist),
1504                                                                                                      boost::weak_ptr<Playlist>(*i))));
1505                         static_cast<RadioMenuItem*>(&playlist_items.back())->set_active();
1506
1507                 }
1508         }
1509
1510         playlist_items.push_back (SeparatorElem());
1511         playlist_items.push_back (MenuElem (_("Rename"), mem_fun(*this, &RouteTimeAxisView::rename_current_playlist)));
1512         playlist_items.push_back (SeparatorElem());
1513
1514         if (!edit_group() || !edit_group()->is_active()) {
1515                 playlist_items.push_back (MenuElem (_("New"), bind(mem_fun(editor, &PublicEditor::new_playlists), this)));
1516                 playlist_items.push_back (MenuElem (_("New Copy"), bind(mem_fun(editor, &PublicEditor::copy_playlists), this)));
1517
1518         } else {
1519                 // Use a label which tells the user what is happening
1520                 playlist_items.push_back (MenuElem (_("New Take"), bind(mem_fun(editor, &PublicEditor::new_playlists), this)));
1521                 playlist_items.push_back (MenuElem (_("Copy Take"), bind(mem_fun(editor, &PublicEditor::copy_playlists), this)));
1522
1523         }
1524
1525         playlist_items.push_back (SeparatorElem());
1526         playlist_items.push_back (MenuElem (_("Clear Current"), bind(mem_fun(editor, &PublicEditor::clear_playlists), this)));
1527         playlist_items.push_back (SeparatorElem());
1528
1529         playlist_items.push_back (MenuElem(_("Select from all ..."), mem_fun(*this, &RouteTimeAxisView::show_playlist_selector)));
1530 }
1531
1532 void
1533 RouteTimeAxisView::use_playlist (boost::weak_ptr<Playlist> wpl)
1534 {
1535         assert (is_track());
1536
1537         boost::shared_ptr<Playlist> pl (wpl.lock());
1538
1539         if (!pl) {
1540                 return;
1541         }
1542
1543         boost::shared_ptr<AudioPlaylist> apl = boost::dynamic_pointer_cast<AudioPlaylist> (pl);
1544
1545         if (apl) {
1546                 if (get_diskstream()->playlist() == apl) {
1547                         // radio button cotnrols mean this function is called for both the
1548                         // old and new playlist
1549                         return;
1550                 }
1551                 get_diskstream()->use_playlist (apl);
1552
1553
1554                 if (edit_group() && edit_group()->is_active()) {
1555                         //PBD::stacktrace(cerr, 20);
1556                         std::string group_string = "."+edit_group()->name()+".";
1557
1558                         std::string take_name = apl->name();
1559                         std::string::size_type idx = take_name.find(group_string);
1560
1561                         if (idx == std::string::npos)
1562                                 return;
1563
1564                         take_name = take_name.substr(idx + group_string.length()); // find the bit containing the take number / name
1565
1566                         for (list<Route*>::const_iterator i = edit_group()->route_list().begin(); i != edit_group()->route_list().end(); ++i) {
1567                                 if ( (*i) == this->route().get()) {
1568                                         continue;
1569                                 }
1570
1571                                 std::string playlist_name = (*i)->name()+group_string+take_name;
1572
1573                                 Track *track = dynamic_cast<Track *>(*i);
1574                                 if (!track) {
1575                                         std::cerr << "route " << (*i)->name() << " is not a Track" << std::endl;
1576                                         continue;
1577                                 }
1578
1579                                 boost::shared_ptr<Playlist> ipl = session().playlist_by_name(playlist_name);
1580                                 if (!ipl) {
1581                                         // No playlist for this track for this take yet, make it
1582                                         track->diskstream()->use_new_playlist();
1583                                         track->diskstream()->playlist()->set_name(playlist_name);
1584                                 } else {
1585                                         track->diskstream()->use_playlist(ipl);
1586                                 }
1587
1588                                 //(*i)->get_dis
1589                         }
1590                 }
1591         }
1592 }
1593
1594 void
1595 RouteTimeAxisView::show_playlist_selector ()
1596 {
1597         editor.playlist_selector().show_for (this);
1598 }
1599
1600 void
1601 RouteTimeAxisView::map_frozen ()
1602 {
1603         if (!is_track()) {
1604                 return;
1605         }
1606
1607         ENSURE_GUI_THREAD (mem_fun(*this, &RouteTimeAxisView::map_frozen));
1608
1609         switch (track()->freeze_state()) {
1610         case Track::Frozen:
1611                 playlist_button.set_sensitive (false);
1612                 rec_enable_button->set_sensitive (false);
1613                 break;
1614         default:
1615                 playlist_button.set_sensitive (true);
1616                 rec_enable_button->set_sensitive (true);
1617                 break;
1618         }
1619 }
1620
1621 void
1622 RouteTimeAxisView::color_handler ()
1623 {
1624         //case cTimeStretchOutline:
1625         if (timestretch_rect) {
1626                 timestretch_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_TimeStretchOutline.get();
1627         }
1628         //case cTimeStretchFill:
1629         if (timestretch_rect) {
1630                 timestretch_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TimeStretchFill.get();
1631         }
1632
1633         reset_meter();
1634 }
1635
1636 void
1637 RouteTimeAxisView::toggle_automation_track (Evoral::Parameter param)
1638 {
1639         RouteAutomationNode* node = automation_track(param);
1640
1641         if (!node)
1642                 return;
1643
1644         bool showit = node->menu_item->get_active();
1645
1646         if (showit != node->track->marked_for_display()) {
1647                 if (showit) {
1648                         node->track->set_marked_for_display (true);
1649                         node->track->canvas_display->show();
1650                         node->track->get_state_node()->add_property ("shown", X_("yes"));
1651                 } else {
1652                         node->track->set_marked_for_display (false);
1653                         node->track->hide ();
1654                         node->track->get_state_node()->add_property ("shown", X_("no"));
1655                 }
1656
1657                 /* now trigger a redisplay */
1658
1659                 if (!no_redraw) {
1660                          _route->gui_changed (X_("track_height"), (void *) 0); /* EMIT_SIGNAL */
1661                 }
1662         }
1663 }
1664
1665 void
1666 RouteTimeAxisView::automation_track_hidden (Evoral::Parameter param)
1667 {
1668         RouteAutomationNode* ran = automation_track(param);
1669         if (!ran) {
1670                 return;
1671         }
1672
1673         _show_automation.erase(param);
1674         ran->track->get_state_node()->add_property (X_("shown"), X_("no"));
1675
1676         if (ran->menu_item && !_hidden) {
1677                 ran->menu_item->set_active (false);
1678         }
1679
1680          _route->gui_changed ("visible_tracks", (void *) 0); /* EMIT_SIGNAL */
1681 }
1682
1683
1684 void
1685 RouteTimeAxisView::show_all_automation ()
1686 {
1687         no_redraw = true;
1688
1689         /* Show our automation */
1690
1691         map<Evoral::Parameter, RouteAutomationNode*>::iterator i;
1692         for (i = _automation_tracks.begin(); i != _automation_tracks.end(); ++i) {
1693                 i->second->track->set_marked_for_display (true);
1694                 i->second->track->canvas_display->show();
1695                 i->second->track->get_state_node()->add_property ("shown", X_("yes"));
1696                 i->second->menu_item->set_active(true);
1697         }
1698
1699
1700         /* Show processor automation */
1701
1702         for (list<ProcessorAutomationInfo*>::iterator i = processor_automation.begin(); i != processor_automation.end(); ++i) {
1703                 for (vector<ProcessorAutomationNode*>::iterator ii = (*i)->lines.begin(); ii != (*i)->lines.end(); ++ii) {
1704                         if ((*ii)->view == 0) {
1705                                 add_processor_automation_curve ((*i)->processor, (*ii)->what);
1706                         }
1707
1708                         (*ii)->menu_item->set_active (true);
1709                 }
1710         }
1711
1712         no_redraw = false;
1713
1714         /* Redraw */
1715
1716          _route->gui_changed ("visible_tracks", (void *) 0); /* EMIT_SIGNAL */
1717 }
1718
1719 void
1720 RouteTimeAxisView::show_existing_automation ()
1721 {
1722         no_redraw = true;
1723
1724         /* Show our automation */
1725
1726         map<Evoral::Parameter, RouteAutomationNode*>::iterator i;
1727         for (i = _automation_tracks.begin(); i != _automation_tracks.end(); ++i) {
1728                 if (i->second->track->line() && i->second->track->line()->npoints() > 0) {
1729                         i->second->track->set_marked_for_display (true);
1730                         i->second->track->canvas_display->show();
1731                         i->second->track->get_state_node()->add_property ("shown", X_("yes"));
1732                         i->second->menu_item->set_active(true);
1733                 }
1734         }
1735
1736
1737         /* Show processor automation */
1738
1739         for (list<ProcessorAutomationInfo*>::iterator i = processor_automation.begin(); i != processor_automation.end(); ++i) {
1740                 for (vector<ProcessorAutomationNode*>::iterator ii = (*i)->lines.begin(); ii != (*i)->lines.end(); ++ii) {
1741                         if ((*ii)->view != 0 && (*i)->processor->data().control((*ii)->what)->list()->size() > 0) {
1742                                 (*ii)->menu_item->set_active (true);
1743                         }
1744                 }
1745         }
1746
1747         no_redraw = false;
1748
1749         _route->gui_changed ("visible_tracks", (void *) 0); /* EMIT_SIGNAL */
1750 }
1751
1752 void
1753 RouteTimeAxisView::hide_all_automation ()
1754 {
1755         no_redraw = true;
1756
1757         /* Hide our automation */
1758
1759         for (map<Evoral::Parameter, RouteAutomationNode*>::iterator i = _automation_tracks.begin(); i != _automation_tracks.end(); ++i) {
1760                 i->second->track->set_marked_for_display (false);
1761                 i->second->track->hide ();
1762                 i->second->track->get_state_node()->add_property ("shown", X_("no"));
1763                 i->second->menu_item->set_active (false);
1764         }
1765
1766         /* Hide processor automation */
1767
1768         for (list<ProcessorAutomationInfo*>::iterator i = processor_automation.begin(); i != processor_automation.end(); ++i) {
1769                 for (vector<ProcessorAutomationNode*>::iterator ii = (*i)->lines.begin(); ii != (*i)->lines.end(); ++ii) {
1770                         (*ii)->menu_item->set_active (false);
1771                 }
1772         }
1773
1774         _show_automation.clear();
1775
1776         no_redraw = false;
1777          _route->gui_changed ("visible_tracks", (void *) 0); /* EMIT_SIGNAL */
1778 }
1779
1780
1781 void
1782 RouteTimeAxisView::region_view_added (RegionView* rv)
1783 {
1784         /* XXX need to find out if automation children have automationstreamviews. If yes, no ghosts */
1785         if(is_audio_track()) {
1786                 for (Children::iterator i = children.begin(); i != children.end(); ++i) {
1787                         boost::shared_ptr<AutomationTimeAxisView> atv;
1788
1789                         if ((atv = boost::dynamic_pointer_cast<AutomationTimeAxisView> (*i)) != 0) {
1790                                 atv->add_ghost(rv);
1791                         }
1792                 }
1793         }
1794
1795         for (UnderlayMirrorList::iterator i = _underlay_mirrors.begin(); i != _underlay_mirrors.end(); ++i) {
1796                 (*i)->add_ghost(rv);
1797         }
1798 }
1799
1800 RouteTimeAxisView::ProcessorAutomationInfo::~ProcessorAutomationInfo ()
1801 {
1802         for (vector<ProcessorAutomationNode*>::iterator i = lines.begin(); i != lines.end(); ++i) {
1803                 delete *i;
1804         }
1805 }
1806
1807
1808 RouteTimeAxisView::ProcessorAutomationNode::~ProcessorAutomationNode ()
1809 {
1810         parent.remove_processor_automation_node (this);
1811 }
1812
1813 void
1814 RouteTimeAxisView::remove_processor_automation_node (ProcessorAutomationNode* pan)
1815 {
1816         if (pan->view) {
1817                 remove_child (pan->view);
1818         }
1819 }
1820
1821 RouteTimeAxisView::ProcessorAutomationNode*
1822 RouteTimeAxisView::find_processor_automation_node (boost::shared_ptr<Processor> processor, Evoral::Parameter what)
1823 {
1824         for (list<ProcessorAutomationInfo*>::iterator i = processor_automation.begin(); i != processor_automation.end(); ++i) {
1825
1826                 if ((*i)->processor == processor) {
1827
1828                         for (vector<ProcessorAutomationNode*>::iterator ii = (*i)->lines.begin(); ii != (*i)->lines.end(); ++ii) {
1829                                 if ((*ii)->what == what) {
1830                                         return *ii;
1831                                 }
1832                         }
1833                 }
1834         }
1835
1836         return 0;
1837 }
1838
1839 static string
1840 legalize_for_xml_node (string str)
1841 {
1842         string::size_type pos;
1843         string legal_chars = "abcdefghijklmnopqrtsuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_=:";
1844         string legal;
1845
1846         legal = str;
1847         pos = 0;
1848
1849         while ((pos = legal.find_first_not_of (legal_chars, pos)) != string::npos) {
1850                 legal.replace (pos, 1, "_");
1851                 pos += 1;
1852         }
1853
1854         return legal;
1855 }
1856
1857
1858 void
1859 RouteTimeAxisView::add_processor_automation_curve (boost::shared_ptr<Processor> processor, Evoral::Parameter what)
1860 {
1861         string name;
1862         ProcessorAutomationNode* pan;
1863
1864         if ((pan = find_processor_automation_node (processor, what)) == 0) {
1865                 fatal << _("programming error: ")
1866                       << string_compose (X_("processor automation curve for %1:%2 not registered with track!"),
1867                                   processor->name(), what)
1868                       << endmsg;
1869                 /*NOTREACHED*/
1870                 return;
1871         }
1872
1873         if (pan->view) {
1874                 return;
1875         }
1876
1877         name = processor->describe_parameter (what);
1878
1879         /* create a string that is a legal XML node name that can be used to refer to this redirect+port combination */
1880
1881         /* FIXME: ew */
1882
1883         char state_name[256];
1884         snprintf (state_name, sizeof (state_name), "Redirect-%s-%" PRIu32, legalize_for_xml_node (processor->name()).c_str(), what.id());
1885
1886         boost::shared_ptr<AutomationControl> control
1887                         = boost::dynamic_pointer_cast<AutomationControl>(processor->data().control(what, true));
1888
1889         pan->view = boost::shared_ptr<AutomationTimeAxisView>(
1890                         new AutomationTimeAxisView (_session, _route, processor, control,
1891                                 editor, *this, false, parent_canvas, name, state_name));
1892
1893         pan->view->Hiding.connect (bind (mem_fun(*this, &RouteTimeAxisView::processor_automation_track_hidden), pan, processor));
1894
1895         if (!pan->view->marked_for_display()) {
1896                 pan->view->hide ();
1897         } else {
1898                 pan->menu_item->set_active (true);
1899         }
1900
1901         add_child (pan->view);
1902
1903         if (_view) {
1904                 _view->foreach_regionview (mem_fun(*pan->view.get(), &TimeAxisView::add_ghost));
1905         }
1906
1907         processor->mark_automation_visible (what, true);
1908 }
1909
1910 void
1911 RouteTimeAxisView::processor_automation_track_hidden (RouteTimeAxisView::ProcessorAutomationNode* pan, boost::shared_ptr<Processor> i)
1912 {
1913         if (!_hidden) {
1914                 pan->menu_item->set_active (false);
1915         }
1916
1917         i->mark_automation_visible (pan->what, false);
1918
1919          _route->gui_changed ("visible_tracks", (void *) 0); /* EMIT_SIGNAL */
1920 }
1921
1922 void
1923 RouteTimeAxisView::add_existing_processor_automation_curves (boost::weak_ptr<Processor> p)
1924 {
1925         boost::shared_ptr<Processor> processor (p.lock ());
1926         if (!processor) {
1927                 return;
1928         }
1929
1930         set<Evoral::Parameter> s;
1931         boost::shared_ptr<AutomationLine> al;
1932
1933         processor->what_has_visible_data (s);
1934
1935         for (set<Evoral::Parameter>::iterator i = s.begin(); i != s.end(); ++i) {
1936
1937                 if ((al = find_processor_automation_curve (processor, *i)) != 0) {
1938                         al->queue_reset ();
1939                 } else {
1940                         add_processor_automation_curve (processor, (*i));
1941                 }
1942         }
1943 }
1944
1945 void
1946 RouteTimeAxisView::add_automation_child(Evoral::Parameter param, boost::shared_ptr<AutomationTimeAxisView> track, bool show)
1947 {
1948         using namespace Menu_Helpers;
1949
1950         XMLProperty* prop;
1951         XMLNode* node;
1952
1953         add_child (track);
1954
1955         track->Hiding.connect (bind (mem_fun (*this, &RouteTimeAxisView::automation_track_hidden), param));
1956
1957         bool hideit = (!show);
1958
1959         if ((node = track->get_state_node()) != 0) {
1960                 if  ((prop = node->property ("shown")) != 0) {
1961                         if (prop->value() == "yes") {
1962                                 hideit = false;
1963                         }
1964                 }
1965         }
1966
1967         _automation_tracks.insert(std::make_pair(param, new RouteAutomationNode(param, NULL, track)));
1968
1969         if (hideit) {
1970                 track->hide ();
1971         } else {
1972                 _show_automation.insert (param);
1973
1974
1975                 if (!no_redraw) {
1976                         _route->gui_changed ("visible_tracks", (void *) 0); /* EMIT_SIGNAL */
1977                 }
1978         }
1979
1980         build_display_menu();
1981 }
1982
1983
1984 void
1985 RouteTimeAxisView::add_processor_to_subplugin_menu (boost::weak_ptr<Processor> p)
1986 {
1987         boost::shared_ptr<Processor> processor (p.lock ());
1988         if (!processor) {
1989                 return;
1990         }
1991
1992         using namespace Menu_Helpers;
1993         ProcessorAutomationInfo *rai;
1994         list<ProcessorAutomationInfo*>::iterator x;
1995
1996         const std::set<Evoral::Parameter>& automatable = processor->what_can_be_automated ();
1997         std::set<Evoral::Parameter> has_visible_automation;
1998
1999         processor->what_has_visible_data(has_visible_automation);
2000
2001         if (automatable.empty()) {
2002                 return;
2003         }
2004
2005         for (x = processor_automation.begin(); x != processor_automation.end(); ++x) {
2006                 if ((*x)->processor == processor) {
2007                         break;
2008                 }
2009         }
2010
2011         if (x == processor_automation.end()) {
2012
2013                 rai = new ProcessorAutomationInfo (processor);
2014                 processor_automation.push_back (rai);
2015
2016         } else {
2017
2018                 rai = *x;
2019
2020         }
2021
2022         /* any older menu was deleted at the top of processors_changed()
2023            when we cleared the subplugin menu.
2024         */
2025
2026         rai->menu = manage (new Menu);
2027         MenuList& items = rai->menu->items();
2028         rai->menu->set_name ("ArdourContextMenu");
2029
2030         items.clear ();
2031
2032         for (std::set<Evoral::Parameter>::const_iterator i = automatable.begin(); i != automatable.end(); ++i) {
2033
2034                 ProcessorAutomationNode* pan;
2035                 CheckMenuItem* mitem;
2036
2037                 string name = processor->describe_parameter (*i);
2038
2039                 items.push_back (CheckMenuElem (name));
2040                 mitem = dynamic_cast<CheckMenuItem*> (&items.back());
2041
2042                 if (has_visible_automation.find((*i)) != has_visible_automation.end()) {
2043                         mitem->set_active(true);
2044                 }
2045
2046                 if ((pan = find_processor_automation_node (processor, *i)) == 0) {
2047
2048                         /* new item */
2049
2050                         pan = new ProcessorAutomationNode (*i, mitem, *this);
2051
2052                         rai->lines.push_back (pan);
2053
2054                 } else {
2055
2056                         pan->menu_item = mitem;
2057
2058                 }
2059
2060                 mitem->signal_toggled().connect (bind (mem_fun(*this, &RouteTimeAxisView::processor_menu_item_toggled), rai, pan));
2061         }
2062
2063         /* add the menu for this processor, because the subplugin
2064            menu is always cleared at the top of processors_changed().
2065            this is the result of some poor design in gtkmm and/or
2066            GTK+.
2067         */
2068
2069         subplugin_menu.items().push_back (MenuElem (processor->name(), *rai->menu));
2070         rai->valid = true;
2071 }
2072
2073 void
2074 RouteTimeAxisView::processor_menu_item_toggled (RouteTimeAxisView::ProcessorAutomationInfo* rai,
2075                                                RouteTimeAxisView::ProcessorAutomationNode* pan)
2076 {
2077         bool showit = pan->menu_item->get_active();
2078         bool redraw = false;
2079
2080         if (pan->view == 0 && showit) {
2081                 add_processor_automation_curve (rai->processor, pan->what);
2082                 redraw = true;
2083         }
2084
2085         if (pan->view && showit != pan->view->marked_for_display()) {
2086
2087                 if (showit) {
2088                         pan->view->set_marked_for_display (true);
2089                         pan->view->canvas_display->show();
2090                         pan->view->canvas_background->show();
2091                 } else {
2092                         rai->processor->mark_automation_visible (pan->what, true);
2093                         pan->view->set_marked_for_display (false);
2094                         pan->view->hide ();
2095                 }
2096
2097                 redraw = true;
2098
2099         }
2100
2101         if (redraw && !no_redraw) {
2102
2103                 /* now trigger a redisplay */
2104
2105                  _route->gui_changed ("visible_tracks", (void *) 0); /* EMIT_SIGNAL */
2106
2107         }
2108 }
2109
2110 void
2111 RouteTimeAxisView::processors_changed ()
2112 {
2113         using namespace Menu_Helpers;
2114
2115         for (list<ProcessorAutomationInfo*>::iterator i = processor_automation.begin(); i != processor_automation.end(); ++i) {
2116                 (*i)->valid = false;
2117         }
2118
2119         subplugin_menu.items().clear ();
2120
2121         _route->foreach_processor (mem_fun (*this, &RouteTimeAxisView::add_processor_to_subplugin_menu));
2122         _route->foreach_processor (mem_fun (*this, &RouteTimeAxisView::add_existing_processor_automation_curves));
2123
2124         for (list<ProcessorAutomationInfo*>::iterator i = processor_automation.begin(); i != processor_automation.end(); ) {
2125
2126                 list<ProcessorAutomationInfo*>::iterator tmp;
2127
2128                 tmp = i;
2129                 ++tmp;
2130
2131                 if (!(*i)->valid) {
2132
2133                         delete *i;
2134                         processor_automation.erase (i);
2135
2136                 }
2137
2138                 i = tmp;
2139         }
2140
2141         /* change in visibility was possible */
2142
2143         _route->gui_changed ("visible_tracks", this);
2144 }
2145
2146 boost::shared_ptr<AutomationLine>
2147 RouteTimeAxisView::find_processor_automation_curve (boost::shared_ptr<Processor> processor, Evoral::Parameter what)
2148 {
2149         ProcessorAutomationNode* pan;
2150
2151         if ((pan = find_processor_automation_node (processor, what)) != 0) {
2152                 if (pan->view) {
2153                         pan->view->line();
2154                 }
2155         }
2156
2157         return boost::shared_ptr<AutomationLine>();
2158 }
2159
2160 void
2161 RouteTimeAxisView::reset_processor_automation_curves ()
2162 {
2163         for (ProcessorAutomationCurves::iterator i = processor_automation_curves.begin(); i != processor_automation_curves.end(); ++i) {
2164                 (*i)->reset();
2165         }
2166 }
2167
2168 void
2169 RouteTimeAxisView::update_rec_display ()
2170 {
2171         RouteUI::update_rec_display ();
2172         name_entry.set_sensitive (!_route->record_enabled());
2173 }
2174
2175 void
2176 RouteTimeAxisView::set_layer_display (LayerDisplay d)
2177 {
2178         _view->set_layer_display (d);
2179 }
2180
2181
2182 boost::shared_ptr<AutomationTimeAxisView>
2183 RouteTimeAxisView::automation_child(Evoral::Parameter param)
2184 {
2185         AutomationTracks::iterator i = _automation_tracks.find(param);
2186         if (i != _automation_tracks.end())
2187                 return i->second->track;
2188         else
2189                 return boost::shared_ptr<AutomationTimeAxisView>();
2190 }
2191
2192 void
2193 RouteTimeAxisView::fast_update ()
2194 {
2195         gm.get_level_meter().update_meters ();
2196 }
2197
2198 void
2199 RouteTimeAxisView::hide_meter ()
2200 {
2201         clear_meter ();
2202         gm.get_level_meter().hide_meters ();
2203 }
2204
2205 void
2206 RouteTimeAxisView::show_meter ()
2207 {
2208         reset_meter ();
2209 }
2210
2211 void
2212 RouteTimeAxisView::reset_meter ()
2213 {
2214         if (Config->get_show_track_meters()) {
2215                 gm.get_level_meter().setup_meters (height-5);
2216         } else {
2217                 hide_meter ();
2218         }
2219 }
2220
2221 void
2222 RouteTimeAxisView::clear_meter ()
2223 {
2224         gm.get_level_meter().clear_meters ();
2225 }
2226
2227 void
2228 RouteTimeAxisView::meter_changed (void *src)
2229 {
2230         ENSURE_GUI_THREAD (bind (mem_fun(*this, &RouteTimeAxisView::meter_changed), src));
2231         reset_meter();
2232 }
2233
2234 void
2235 RouteTimeAxisView::io_changed (IOChange change, void *src)
2236 {
2237         reset_meter ();
2238 }
2239
2240 void
2241 RouteTimeAxisView::build_underlay_menu(Gtk::Menu* parent_menu) {
2242         using namespace Menu_Helpers;
2243
2244         if(!_underlay_streams.empty()) {
2245                 MenuList& parent_items = parent_menu->items();
2246                 Menu* gs_menu = manage (new Menu);
2247                 gs_menu->set_name ("ArdourContextMenu");
2248                 MenuList& gs_items = gs_menu->items();
2249
2250                 parent_items.push_back (MenuElem (_("Underlays"), *gs_menu));
2251
2252                 for(UnderlayList::iterator it = _underlay_streams.begin(); it != _underlay_streams.end(); ++it) {
2253                         gs_items.push_back(MenuElem(string_compose(_("Remove \"%1\""), (*it)->trackview().name()),
2254                                                     bind(mem_fun(*this, &RouteTimeAxisView::remove_underlay), *it)));
2255                 }
2256         }
2257 }
2258
2259 bool
2260 RouteTimeAxisView::set_underlay_state()
2261 {
2262         if(!underlay_xml_node) {
2263                 return false;
2264         }
2265
2266         XMLNodeList nlist = underlay_xml_node->children();
2267         XMLNodeConstIterator niter;
2268         XMLNode *child_node;
2269
2270         for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
2271                 child_node = *niter;
2272
2273                 if(child_node->name() != "Underlay") {
2274                         continue;
2275                 }
2276
2277                 XMLProperty* prop = child_node->property ("id");
2278                 if(prop) {
2279                         PBD::ID id(prop->value());
2280
2281                         RouteTimeAxisView* v = editor.get_route_view_by_id(id);
2282
2283                         if(v) {
2284                                 add_underlay(v->view(), false);
2285                         }
2286                 }
2287         }
2288
2289         return false;
2290 }
2291
2292 void
2293 RouteTimeAxisView::add_underlay(StreamView* v, bool update_xml)
2294 {
2295         if(!v) {
2296                 return;
2297         }
2298
2299         RouteTimeAxisView& other = v->trackview();
2300
2301         if(find(_underlay_streams.begin(), _underlay_streams.end(), v) == _underlay_streams.end()) {
2302                 if(find(other._underlay_mirrors.begin(), other._underlay_mirrors.end(), this) != other._underlay_mirrors.end()) {
2303                         fatal << _("programming error: underlay reference pointer pairs are inconsistent!") << endmsg;
2304                         /*NOTREACHED*/
2305                 }
2306
2307                 _underlay_streams.push_back(v);
2308                 other._underlay_mirrors.push_back(this);
2309
2310                 v->foreach_regionview(mem_fun(*this, &RouteTimeAxisView::add_ghost));
2311
2312                 if(update_xml) {
2313                         if(!underlay_xml_node) {
2314                                 ensure_xml_node();
2315                                 underlay_xml_node = xml_node->add_child("Underlays");
2316                         }
2317
2318                         XMLNode* node = underlay_xml_node->add_child("Underlay");
2319                         XMLProperty* prop = node->add_property("id");
2320                         prop->set_value(v->trackview().route()->id().to_s());
2321                 }
2322         }
2323 }
2324
2325 void
2326 RouteTimeAxisView::remove_underlay(StreamView* v)
2327 {
2328         if(!v) {
2329                 return;
2330         }
2331
2332         UnderlayList::iterator it = find(_underlay_streams.begin(), _underlay_streams.end(), v);
2333         RouteTimeAxisView& other = v->trackview();
2334
2335         if(it != _underlay_streams.end()) {
2336                 UnderlayMirrorList::iterator gm = find(other._underlay_mirrors.begin(), other._underlay_mirrors.end(), this);
2337
2338                 if(gm == other._underlay_mirrors.end()) {
2339                         fatal << _("programming error: underlay reference pointer pairs are inconsistent!") << endmsg;
2340                         /*NOTREACHED*/
2341                 }
2342
2343                 v->foreach_regionview(mem_fun(*this, &RouteTimeAxisView::remove_ghost));
2344
2345                 _underlay_streams.erase(it);
2346                 other._underlay_mirrors.erase(gm);
2347
2348                 if(underlay_xml_node) {
2349                         underlay_xml_node->remove_nodes_and_delete("id", v->trackview().route()->id().to_s());
2350                 }
2351         }
2352 }
2353