gtk2_ardour/editor_regions.cc

   1 /*
   2     Copyright (C) 2000-2005 Paul Davis
   3
   4     This program is free software; you can redistribute it and/or modify
   5     it under the terms of the GNU General Public License as published by
   6     the Free Software Foundation; either version 2 of the License, or
   7     (at your option) any later version.
   8
   9     This program is distributed in the hope that it will be useful,
  10     but WITHOUT ANY WARRANTY; without even the implied warranty of
  11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12     GNU General Public License for more details.
  13
  14     You should have received a copy of the GNU General Public License
  15     along with this program; if not, write to the Free Software
  16     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  17
  18 */
  19
  20 #include <cstdlib>
  21 #include <cmath>
  22 #include <algorithm>
  23 #include <string>
  24 #include <sstream>
  25
  26 #include "pbd/basename.h"
  27 #include "pbd/enumwriter.h"
  28
  29 #include "ardour/audioregion.h"
  30 #include "ardour/audiofilesource.h"
  31 #include "ardour/region_factory.h"
  32 #include "ardour/session.h"
  33 #include "ardour/session_playlists.h"
  34 #include "ardour/silentfilesource.h"
  35 #include "ardour/profile.h"
  36
  37 #include "gtkmm2ext/choice.h"
  38 #include "gtkmm2ext/treeutils.h"
  39
  40 #include "audio_clock.h"
  41 #include "editor.h"
  42 #include "editing.h"
  43 #include "keyboard.h"
  44 #include "ardour_ui.h"
  45 #include "gui_thread.h"
  46 #include "actions.h"
  47 #include "region_view.h"
  48 #include "utils.h"
  49 #include "editor_regions.h"
  50 #include "editor_drag.h"
  51
  52 #include "i18n.h"
  53
  54 using namespace std;
  55 using namespace ARDOUR;
  56 using namespace PBD;
  57 using namespace Gtk;
  58 using namespace Glib;
  59 using namespace Editing;
  60 using Gtkmm2ext::Keyboard;
  61
  62 EditorRegions::EditorRegions (Editor* e)
  63         : EditorComponent (e)
  64         , old_focus (0)
  65         , name_editable (0)
  66         , _menu (0)
  67         , _show_automatic_regions (true)
  68         , ignore_region_list_selection_change (false)
  69         , ignore_selected_region_change (false)
  70         , _no_redisplay (false)
  71         , _sort_type ((Editing::RegionListSortType) 0)
  72         , expanded (false)
  73 {
  74         _display.set_size_request (100, -1);
  75         _display.set_name ("RegionListDisplay");
  76         _display.set_rules_hint (true);
  77
  78         /* Try to prevent single mouse presses from initiating edits.
  79            This relies on a hack in gtktreeview.c:gtk_treeview_button_press()
  80         */
  81         _display.set_data ("mouse-edits-require-mod1", (gpointer) 0x1);
  82
  83         _model = TreeStore::create (_columns);
  84         _model->set_sort_func (0, sigc::mem_fun (*this, &EditorRegions::sorter));
  85         _model->set_sort_column (0, SORT_ASCENDING);
  86
  87         _display.set_model (_model);
  88
  89         _display.append_column (_("Regions"), _columns.name);
  90         _display.append_column (_("Position"), _columns.position);
  91         _display.append_column (_("End"), _columns.end);
  92         _display.append_column (_("Length"), _columns.length);
  93         _display.append_column (_("Sync"), _columns.sync);
  94         _display.append_column (_("Fade In"), _columns.fadein);
  95         _display.append_column (_("Fade Out"), _columns.fadeout);
  96         _display.append_column (_("L"), _columns.locked);
  97         _display.append_column (_("G"), _columns.glued);
  98         _display.append_column (_("M"), _columns.muted);
  99         _display.append_column (_("O"), _columns.opaque);
 100         // _display.append_column (_("Used"), _columns.used);
 101         // _display.append_column (_("Path"), _columns.path);
 102         _display.set_headers_visible (true);
 103         //_display.set_grid_lines (TREE_VIEW_GRID_LINES_BOTH);
 104
 105         /* show path as the row tooltip */
 106         _display.set_tooltip_column (15); /* path */
 107
 108         CellRendererText* region_name_cell = dynamic_cast<CellRendererText*>(_display.get_column_cell_renderer (0));
 109         region_name_cell->property_editable() = true;
 110         region_name_cell->signal_edited().connect (sigc::mem_fun (*this, &EditorRegions::name_edit));
 111         region_name_cell->signal_editing_started().connect (sigc::mem_fun (*this, &EditorRegions::name_editing_started));
 112
 113         _display.get_selection()->set_select_function (sigc::mem_fun (*this, &EditorRegions::selection_filter));
 114
 115         TreeViewColumn* tv_col = _display.get_column(0);
 116         CellRendererText* renderer = dynamic_cast<CellRendererText*>(_display.get_column_cell_renderer (0));
 117         tv_col->add_attribute(renderer->property_text(), _columns.name);
 118         tv_col->add_attribute(renderer->property_foreground_gdk(), _columns.color_);
 119
 120         CellRendererToggle* locked_cell = dynamic_cast<CellRendererToggle*> (_display.get_column_cell_renderer (7));
 121         locked_cell->property_activatable() = true;
 122         locked_cell->signal_toggled().connect (sigc::mem_fun (*this, &EditorRegions::locked_changed));
 123
 124         TreeViewColumn* locked_col = _display.get_column (7);
 125         locked_col->add_attribute (locked_cell->property_visible(), _columns.property_toggles_visible);
 126
 127         CellRendererToggle* glued_cell = dynamic_cast<CellRendererToggle*> (_display.get_column_cell_renderer (8));
 128         glued_cell->property_activatable() = true;
 129         glued_cell->signal_toggled().connect (sigc::mem_fun (*this, &EditorRegions::glued_changed));
 130
 131         TreeViewColumn* glued_col = _display.get_column (8);
 132         glued_col->add_attribute (glued_cell->property_visible(), _columns.property_toggles_visible);
 133
 134         CellRendererToggle* muted_cell = dynamic_cast<CellRendererToggle*> (_display.get_column_cell_renderer (9));
 135         muted_cell->property_activatable() = true;
 136         muted_cell->signal_toggled().connect (sigc::mem_fun (*this, &EditorRegions::muted_changed));
 137
 138         TreeViewColumn* muted_col = _display.get_column (9);
 139         muted_col->add_attribute (muted_cell->property_visible(), _columns.property_toggles_visible);
 140
 141         CellRendererToggle* opaque_cell = dynamic_cast<CellRendererToggle*> (_display.get_column_cell_renderer (10));
 142         opaque_cell->property_activatable() = true;
 143         opaque_cell->signal_toggled().connect (sigc::mem_fun (*this, &EditorRegions::opaque_changed));
 144
 145         TreeViewColumn* opaque_col = _display.get_column (10);
 146         opaque_col->add_attribute (opaque_cell->property_visible(), _columns.property_toggles_visible);
 147
 148         _display.get_selection()->set_mode (SELECTION_MULTIPLE);
 149         _display.add_object_drag (_columns.region.index(), "regions");
 150
 151         /* setup DnD handling */
 152
 153         list<TargetEntry> region_list_target_table;
 154
 155         region_list_target_table.push_back (TargetEntry ("text/plain"));
 156         region_list_target_table.push_back (TargetEntry ("text/uri-list"));
 157         region_list_target_table.push_back (TargetEntry ("application/x-rootwin-drop"));
 158
 159         _display.add_drop_targets (region_list_target_table);
 160         _display.signal_drag_data_received().connect (sigc::mem_fun(*this, &EditorRegions::drag_data_received));
 161
 162         _scroller.add (_display);
 163         _scroller.set_policy (POLICY_AUTOMATIC, POLICY_AUTOMATIC);
 164
 165         _display.signal_button_press_event().connect (sigc::mem_fun(*this, &EditorRegions::button_press), false);
 166         _change_connection = _display.get_selection()->signal_changed().connect (sigc::mem_fun(*this, &EditorRegions::selection_changed));
 167
 168         _scroller.signal_key_press_event().connect (sigc::mem_fun(*this, &EditorRegions::key_press), false);
 169         _scroller.signal_focus_in_event().connect (sigc::mem_fun (*this, &EditorRegions::focus_in), false);
 170         _scroller.signal_focus_out_event().connect (sigc::mem_fun (*this, &EditorRegions::focus_out));
 171
 172         _display.signal_enter_notify_event().connect (sigc::mem_fun (*this, &EditorRegions::enter_notify), false);
 173         _display.signal_leave_notify_event().connect (sigc::mem_fun (*this, &EditorRegions::leave_notify), false);
 174
 175         // _display.signal_popup_menu().connect (sigc::bind (sigc::mem_fun (*this, &Editor::show__display_context_menu), 1, 0));
 176
 177         //ARDOUR_UI::instance()->secondary_clock.mode_changed.connect (sigc::mem_fun(*this, &Editor::redisplay_regions));
 178         ARDOUR_UI::instance()->secondary_clock->mode_changed.connect (sigc::mem_fun(*this, &EditorRegions::update_all_rows));
 179         ARDOUR::Region::RegionPropertyChanged.connect (region_property_connection, MISSING_INVALIDATOR, ui_bind (&EditorRegions::region_changed, this, _1, _2), gui_context());
 180         ARDOUR::RegionFactory::CheckNewRegion.connect (check_new_region_connection, MISSING_INVALIDATOR, ui_bind (&EditorRegions::add_region, this, _1), gui_context());
 181
 182         e->EditorFreeze.connect (editor_freeze_connection, MISSING_INVALIDATOR, ui_bind (&EditorRegions::freeze_tree_model, this), gui_context());
 183         e->EditorThaw.connect (editor_thaw_connection, MISSING_INVALIDATOR, ui_bind (&EditorRegions::thaw_tree_model, this), gui_context());
 184 }
 185
 186 bool
 187 EditorRegions::focus_in (GdkEventFocus*)
 188 {
 189         Window* win = dynamic_cast<Window*> (_scroller.get_toplevel ());
 190
 191         if (win) {
 192                 old_focus = win->get_focus ();
 193         } else {
 194                 old_focus = 0;
 195         }
 196
 197         name_editable = 0;
 198
 199         /* try to do nothing on focus in (doesn't work, hence selection_count nonsense) */
 200         return true;
 201 }
 202
 203 bool
 204 EditorRegions::focus_out (GdkEventFocus*)
 205 {
 206         if (old_focus) {
 207                 old_focus->grab_focus ();
 208                 old_focus = 0;
 209         }
 210
 211         name_editable = 0;
 212
 213         return false;
 214 }
 215
 216 bool
 217 EditorRegions::enter_notify (GdkEventCrossing* ev)
 218 {
 219         if (name_editable) {
 220                 return true;
 221         }
 222
 223         /* arm counter so that ::selection_filter() will deny selecting anything for the
 224            next two attempts to change selection status.
 225         */
 226         _scroller.grab_focus ();
 227         Keyboard::magic_widget_grab_focus ();
 228         return false;
 229 }
 230
 231 bool
 232 EditorRegions::leave_notify (GdkEventCrossing*)
 233 {
 234         if (old_focus) {
 235                 old_focus->grab_focus ();
 236                 old_focus = 0;
 237         }
 238
 239         Keyboard::magic_widget_drop_focus ();
 240         return false;
 241 }
 242
 243 void
 244 EditorRegions::set_session (ARDOUR::Session* s)
 245 {
 246         SessionHandlePtr::set_session (s);
 247         redisplay ();
 248 }
 249
 250 void
 251 EditorRegions::add_region (boost::shared_ptr<Region> region)
 252 {
 253         if (!region || !_session) {
 254                 return;
 255         }
 256
 257         string str;
 258         TreeModel::Row row;
 259         Gdk::Color c;
 260         bool missing_source = boost::dynamic_pointer_cast<SilentFileSource>(region->source());
 261
 262         if (!_show_automatic_regions && region->automatic()) {
 263                 return;
 264         }
 265
 266         if (region->hidden()) {
 267
 268                 TreeModel::iterator iter = _model->get_iter ("0");
 269                 TreeModel::Row parent;
 270                 TreeModel::Row child;
 271
 272                 if (!iter) {
 273                         parent = *(_model->append());
 274                         parent[_columns.name] = _("Hidden");
 275                         boost::shared_ptr<Region> proxy = parent[_columns.region];
 276                         proxy.reset ();
 277                 } else {
 278                         string s = (*iter)[_columns.name];
 279                         if (s != _("Hidden")) {
 280                                 parent = *(_model->insert(iter));
 281                                 parent[_columns.name] = _("Hidden");
 282                                 boost::shared_ptr<Region> proxy = parent[_columns.region];
 283                                 proxy.reset ();
 284                         } else {
 285                                 parent = *iter;
 286                         }
 287                 }
 288
 289                 row = *(_model->append (parent.children()));
 290
 291         } else if (region->whole_file()) {
 292
 293                 TreeModel::iterator i;
 294                 TreeModel::Children rows = _model->children();
 295
 296                 for (i = rows.begin(); i != rows.end(); ++i) {
 297                         boost::shared_ptr<Region> rr = (*i)[_columns.region];
 298
 299                         if (rr && region->region_list_equivalent (rr)) {
 300                                 return;
 301                         }
 302                 }
 303
 304                 row = *(_model->append());
 305
 306                 if (missing_source) {
 307                         c.set_rgb(65535,0,0);     // FIXME: error color from style
 308
 309                 } else if (region->automatic()){
 310                         c.set_rgb(0,65535,0);     // FIXME: error color from style
 311
 312                 } else {
 313                         set_color(c, rgba_from_style ("RegionListWholeFile", 0xff, 0, 0, 0, "fg", Gtk::STATE_NORMAL, false ));
 314
 315                 }
 316
 317                 row[_columns.color_] = c;
 318
 319                 if (region->source()->name()[0] == '/') { // external file
 320
 321                         if (region->whole_file()) {
 322
 323                                 boost::shared_ptr<AudioFileSource> afs = boost::dynamic_pointer_cast<AudioFileSource>(region->source());
 324                                 str = ".../";
 325
 326                                 if (afs) {
 327                                         str = region_name_from_path (afs->path(), region->n_channels() > 1);
 328                                 } else {
 329                                         str += region->source()->name();
 330                                 }
 331
 332                         } else {
 333                                 str = region->name();
 334                         }
 335
 336                 } else {
 337                         str = region->name();
 338                 }
 339
 340                 if (region->n_channels() > 1) {
 341                         std::stringstream foo;
 342                         foo << region->n_channels ();
 343                         str += " [";
 344                         str += foo.str();
 345                         str += "]";
 346                 }
 347
 348                 row[_columns.name] = str;
 349                 row[_columns.region] = region;
 350                 row[_columns.property_toggles_visible] = false;
 351
 352                 if (missing_source) {
 353                         row[_columns.path] = _("(MISSING) ") + region->source()->name();
 354
 355                 } else {
 356                         boost::shared_ptr<FileSource> fs = boost::dynamic_pointer_cast<FileSource>(region->source());
 357                         if (fs) {
 358                                 row[_columns.path] = fs->path();
 359                         } else {
 360                                 row[_columns.path] = region->source()->name();
 361                         }
 362                 }
 363
 364                 region_row_map.insert(pair<boost::shared_ptr<ARDOUR::Region>, Gtk::TreeModel::RowReference>(region, TreeRowReference(_model, TreePath (row))) );
 365                 parent_regions_sources_map.insert(pair<string, Gtk::TreeModel::RowReference>(region->source_string(), TreeRowReference(_model, TreePath (row))) );
 366
 367                 return;
 368
 369         } else {
 370                 // find parent node, add as new child
 371                 TreeModel::iterator i;
 372
 373                 boost::unordered_map<string, Gtk::TreeModel::RowReference>::iterator it;
 374
 375                 it = parent_regions_sources_map.find (region->source_string());
 376
 377                 if (it != parent_regions_sources_map.end()){
 378
 379                         TreeModel::iterator j = _model->get_iter ((*it).second.get_path());
 380
 381                         TreeModel::iterator ii;
 382                         TreeModel::Children subrows = (*j).children();
 383
 384                         /* XXXX: should we be accounting for all regions? */
 385                         /*
 386                         for (ii = subrows.begin(); ii != subrows.end(); ++ii) {
 387                                 boost::shared_ptr<Region> rr = (*ii)[_columns.region];
 388
 389                                 if (region->region_list_equivalent (rr)) {
 390                                         return;
 391                                 }
 392                         }
 393                         */
 394
 395                         row = *(_model->insert (subrows.end()));
 396
 397                 } else {
 398                         row = *(_model->append());
 399                 }
 400
 401                 row[_columns.property_toggles_visible] = true;
 402         }
 403
 404         row[_columns.region] = region;
 405
 406         region_row_map.insert(pair<boost::shared_ptr<ARDOUR::Region>, Gtk::TreeModel::RowReference>(region, TreeRowReference(_model, TreePath (row))) );
 407
 408         populate_row(region, (*row));
 409 }
 410
 411 void
 412 EditorRegions::delete_unused_regions ()
 413 {
 414         vector<string> choices;
 415         string prompt;
 416
 417         if (!_session) {
 418                 return;
 419         }
 420
 421         prompt  = _("Do you really want to remove unused regions?"
 422                     "\n(This is destructive and cannot be undone)");
 423
 424         choices.push_back (_("No, do nothing."));
 425         choices.push_back (_("Yes, remove."));
 426
 427         Gtkmm2ext::Choice prompter (_("Remove unused regions"), prompt, choices);
 428
 429         if (prompter.run () == 1) {
 430                 _no_redisplay = true;
 431                 _session->cleanup_regions ();
 432                 _no_redisplay = false;
 433                 redisplay ();
 434         }
 435 }
 436
 437 void
 438 EditorRegions::region_changed (boost::shared_ptr<Region> r, const PropertyChange& what_changed)
 439 {
 440         PropertyChange our_interests;
 441
 442         our_interests.add (ARDOUR::Properties::name);
 443         our_interests.add (ARDOUR::Properties::position);
 444         our_interests.add (ARDOUR::Properties::length);
 445         our_interests.add (ARDOUR::Properties::start);
 446         our_interests.add (ARDOUR::Properties::locked);
 447         our_interests.add (ARDOUR::Properties::position_lock_style);
 448         our_interests.add (ARDOUR::Properties::muted);
 449         our_interests.add (ARDOUR::Properties::opaque);
 450         our_interests.add (ARDOUR::Properties::fade_in);
 451         our_interests.add (ARDOUR::Properties::fade_out);
 452
 453         if (what_changed.contains (our_interests)) {
 454
 455                 if (last_row != 0) {
 456
 457                         TreeModel::iterator j = _model->get_iter (last_row.get_path());
 458                         boost::shared_ptr<Region> c = (*j)[_columns.region];
 459
 460                         if (c == r) {
 461                                 populate_row (r, (*j));
 462
 463                                 if (what_changed.contains (ARDOUR::Properties::hidden)) {
 464                                         redisplay ();
 465                                 }
 466
 467                                 return;
 468                         }
 469                 }
 470
 471                 RegionRowMap::iterator it;
 472
 473                 it = region_row_map.find (r);
 474
 475                 if (it != region_row_map.end()){
 476
 477                         TreeModel::iterator j = _model->get_iter ((*it).second.get_path());
 478                         boost::shared_ptr<Region> c = (*j)[_columns.region];
 479
 480                         if (c == r) {
 481                                 populate_row (r, (*j));
 482
 483                                 if (what_changed.contains (ARDOUR::Properties::hidden)) {
 484                                         redisplay ();
 485                                 }
 486
 487                                 return;
 488                         }
 489                 }
 490
 491                 /* find the region in our model and update its row */
 492                 TreeModel::Children rows = _model->children ();
 493         }
 494
 495         if (what_changed.contains (ARDOUR::Properties::hidden)) {
 496                 redisplay ();
 497         }
 498 }
 499
 500 void
 501 EditorRegions::selection_changed ()
 502 {
 503         if (ignore_region_list_selection_change) {
 504                 return;
 505         }
 506
 507         _editor->_region_selection_change_updates_region_list = false;
 508
 509         if (_display.get_selection()->count_selected_rows() > 0) {
 510
 511                 TreeIter iter;
 512                 TreeView::Selection::ListHandle_Path rows = _display.get_selection()->get_selected_rows ();
 513
 514                 _editor->get_selection().clear_regions ();
 515
 516                 for (TreeView::Selection::ListHandle_Path::iterator i = rows.begin(); i != rows.end(); ++i) {
 517
 518                         if (iter = _model->get_iter (*i)) {
 519                                 boost::shared_ptr<Region> region = (*iter)[_columns.region];
 520
 521                                 // they could have clicked on a row that is just a placeholder, like "Hidden"
 522                                 // although that is not allowed by our selection filter. check it anyway
 523                                 // since we need a region ptr.
 524
 525                                 if (region) {
 526
 527                                         if (region->automatic()) {
 528
 529                                                 _display.get_selection()->unselect(*i);
 530
 531                                         } else {
 532                                                 _change_connection.block (true);
 533                                                 _editor->set_selected_regionview_from_region_list (region, Selection::Add);
 534
 535                                                 _change_connection.block (false);
 536                                         }
 537                                 }
 538                         }
 539                 }
 540         } else {
 541                 _editor->get_selection().clear_regions ();
 542         }
 543
 544         _editor->_region_selection_change_updates_region_list = true;
 545 }
 546
 547 void
 548 EditorRegions::set_selected (RegionSelection& regions)
 549 {
 550         for (RegionSelection::iterator i = regions.begin(); i != regions.end(); ++i) {
 551
 552                 boost::shared_ptr<Region> r ((*i)->region());
 553
 554                 RegionRowMap::iterator it;
 555
 556                 it = region_row_map.find (r);
 557
 558                 if (it != region_row_map.end()){
 559                         TreeModel::iterator j = _model->get_iter ((*it).second.get_path());
 560                         _display.get_selection()->select(*j);
 561                 }
 562         }
 563 }
 564
 565 void
 566 EditorRegions::redisplay ()
 567 {
 568         if (_no_redisplay || !_session) {
 569                 return;
 570         }
 571
 572         bool tree_expanded = false;
 573
 574         /* If the list was expanded prior to rebuilding, expand it again afterwards */
 575         if (toggle_full_action()->get_active()) {
 576                 tree_expanded = true;
 577         }
 578
 579         _display.set_model (Glib::RefPtr<Gtk::TreeStore>(0));
 580         _model->clear ();
 581         _model->set_sort_column (-2, SORT_ASCENDING); //Disable sorting to gain performance
 582
 583
 584         region_row_map.clear();
 585         parent_regions_sources_map.clear();
 586
 587         /* now add everything we have, via a temporary list used to help with sorting */
 588
 589         const RegionFactory::RegionMap& regions (RegionFactory::regions());
 590
 591         for (RegionFactory::RegionMap::const_iterator i = regions.begin(); i != regions.end(); ++i) {
 592
 593                 if ( i->second->whole_file()) {
 594                         /* add automatic regions first so that children can find their parents as we add them */
 595                         add_region (i->second);
 596                         continue;
 597                 }
 598
 599                 tmp_region_list.push_front (i->second);
 600         }
 601
 602         for (list<boost::shared_ptr<Region> >::iterator r = tmp_region_list.begin(); r != tmp_region_list.end(); ++r) {
 603                 add_region (*r);
 604         }
 605
 606         _model->set_sort_column (0, SORT_ASCENDING); // renabale sorting
 607         _display.set_model (_model);
 608
 609         tmp_region_list.clear();
 610
 611         if (tree_expanded) {
 612                 _display.expand_all();
 613         }
 614 }
 615
 616 void
 617 EditorRegions::update_row (boost::shared_ptr<Region> region)
 618 {
 619         if (!region || !_session) {
 620                 return;
 621         }
 622
 623         RegionRowMap::iterator it;
 624
 625         it = region_row_map.find (region);
 626
 627         if (it != region_row_map.end()){
 628
 629                 TreeModel::iterator j = _model->get_iter ((*it).second.get_path());
 630                 populate_row(region, (*j));
 631         }
 632 }
 633
 634 void
 635 EditorRegions::update_all_rows ()
 636 {
 637         if (!_session) {
 638                 return;
 639         }
 640
 641         RegionRowMap::iterator i;
 642
 643         for (i = region_row_map.begin(); i != region_row_map.end(); ++i) {
 644
 645                 TreeModel::iterator j = _model->get_iter ((*i).second.get_path());
 646
 647                 boost::shared_ptr<Region> region = (*j)[_columns.region];
 648
 649                 if (!region->automatic()) {
 650                         populate_row(region, (*j));
 651                 }
 652         }
 653 }
 654
 655 void
 656 EditorRegions::format_position (framepos_t pos, char* buf, size_t bufsize)
 657 {
 658         Timecode::BBT_Time bbt;
 659         Timecode::Time timecode;
 660
 661         switch (ARDOUR_UI::instance()->secondary_clock->mode ()) {
 662         case AudioClock::BBT:
 663                 _session->tempo_map().bbt_time (pos, bbt);
 664                 snprintf (buf, bufsize, "%03d|%02d|%04d" , bbt.bars, bbt.beats, bbt.ticks);
 665                 break;
 666
 667         case AudioClock::MinSec:
 668                 framepos_t left;
 669                 int hrs;
 670                 int mins;
 671                 float secs;
 672
 673                 left = pos;
 674                 hrs = (int) floor (left / (_session->frame_rate() * 60.0f * 60.0f));
 675                 left -= (framecnt_t) floor (hrs * _session->frame_rate() * 60.0f * 60.0f);
 676                 mins = (int) floor (left / (_session->frame_rate() * 60.0f));
 677                 left -= (framecnt_t) floor (mins * _session->frame_rate() * 60.0f);
 678                 secs = left / (float) _session->frame_rate();
 679                 snprintf (buf, bufsize, "%02d:%02d:%06.3f", hrs, mins, secs);
 680                 break;
 681
 682         case AudioClock::Frames:
 683                 snprintf (buf, bufsize, "%" PRId64, pos);
 684                 break;
 685
 686         case AudioClock::Timecode:
 687         default:
 688                 _session->timecode_time (pos, timecode);
 689                 snprintf (buf, bufsize, "%02d:%02d:%02d:%02d", timecode.hours, timecode.minutes, timecode.seconds, timecode.frames);
 690                 break;
 691         }
 692 }
 693
 694 void
 695 EditorRegions::populate_row (boost::shared_ptr<Region> region, TreeModel::Row const &row)
 696 {
 697         boost::shared_ptr<AudioRegion> audioregion = boost::dynamic_pointer_cast<AudioRegion>(region);
 698         //uint32_t used = _session->playlists->region_use_count (region);
 699         /* Presently a region is only used once so let's save on the sequential scan to determine use count */
 700         uint32_t used = 1;
 701
 702         populate_row_position (region, row, used);
 703         populate_row_end (region, row, used);
 704         populate_row_sync (region, row, used);
 705         populate_row_fade_in (region, row, used, audioregion);
 706         populate_row_fade_out (region, row, used, audioregion);
 707         populate_row_locked (region, row, used);
 708         populate_row_glued (region, row, used);
 709         populate_row_muted (region, row, used);
 710         populate_row_opaque (region, row, used);
 711         populate_row_length (region, row);
 712         populate_row_source (region, row);
 713         populate_row_name (region, row);
 714         populate_row_used (region, row, used);
 715 }
 716
 717 #if 0
 718         if (audioRegion && fades_in_seconds) {
 719
 720                 framepos_t left;
 721                 int mins;
 722                 int millisecs;
 723
 724                 left = audioRegion->fade_in()->back()->when;
 725                 mins = (int) floor (left / (_session->frame_rate() * 60.0f));
 726                 left -= (framepos_t) floor (mins * _session->frame_rate() * 60.0f);
 727                 millisecs = (int) floor ((left * 1000.0f) / _session->frame_rate());
 728
 729                 if (audioRegion->fade_in()->back()->when >= _session->frame_rate()) {
 730                         sprintf (fadein_str, "%01dM %01dmS", mins, millisecs);
 731                 } else {
 732                         sprintf (fadein_str, "%01dmS", millisecs);
 733                 }
 734
 735                 left = audioRegion->fade_out()->back()->when;
 736                 mins = (int) floor (left / (_session->frame_rate() * 60.0f));
 737                 left -= (framepos_t) floor (mins * _session->frame_rate() * 60.0f);
 738                 millisecs = (int) floor ((left * 1000.0f) / _session->frame_rate());
 739
 740                 if (audioRegion->fade_out()->back()->when >= _session->frame_rate()) {
 741                         sprintf (fadeout_str, "%01dM %01dmS", mins, millisecs);
 742                 } else {
 743                         sprintf (fadeout_str, "%01dmS", millisecs);
 744                 }
 745         }
 746 #endif
 747
 748 void
 749 EditorRegions::populate_row_used (boost::shared_ptr<Region> region, TreeModel::Row const& row, uint32_t used)
 750 {
 751         char buf[8];
 752         snprintf (buf, sizeof (buf), "%4d" , used);
 753         row[_columns.used] = buf;
 754 }
 755
 756 void
 757 EditorRegions::populate_row_length (boost::shared_ptr<Region> region, TreeModel::Row const &row)
 758 {
 759         char buf[16];
 760         format_position (region->length(), buf, sizeof (buf));
 761         row[_columns.length] = buf;
 762 }
 763
 764 void
 765 EditorRegions::populate_row_end (boost::shared_ptr<Region> region, TreeModel::Row const &row, uint32_t used)
 766 {
 767         if (region->whole_file()) {
 768                 row[_columns.end] = "";
 769         } else if (used > 1) {
 770                 row[_columns.end] = _("Mult.");
 771         } else {
 772                 char buf[16];
 773                 format_position (region->last_frame(), buf, sizeof (buf));
 774                 row[_columns.end] = buf;
 775         }
 776 }
 777
 778 void
 779 EditorRegions::populate_row_position (boost::shared_ptr<Region> region, TreeModel::Row const &row, uint32_t used)
 780 {
 781         if (region->whole_file()) {
 782                 row[_columns.position] = "";
 783         } else if (used > 1) {
 784                 row[_columns.position] = _("Mult.");
 785         } else {
 786                 char buf[16];
 787                 format_position (region->position(), buf, sizeof (buf));
 788                 row[_columns.position] = buf;
 789         }
 790 }
 791
 792 void
 793 EditorRegions::populate_row_sync (boost::shared_ptr<Region> region, TreeModel::Row const &row, uint32_t used)
 794 {
 795         if (region->whole_file()) {
 796                 row[_columns.sync] = "";
 797         } else if (used > 1) {
 798                 row[_columns.sync] = _("Mult."); /* translators: a short phrase for "multiple" as in "many" */
 799         } else {
 800                 if (region->sync_position() == region->position()) {
 801                         row[_columns.sync] = _("Start");
 802                 } else if (region->sync_position() == (region->last_frame())) {
 803                         row[_columns.sync] = _("End");
 804                 } else {
 805                         char buf[16];
 806                         format_position (region->sync_position(), buf, sizeof (buf));
 807                         row[_columns.sync] = buf;
 808                 }
 809         }
 810 }
 811
 812 void
 813 EditorRegions::populate_row_fade_in (boost::shared_ptr<Region> region, TreeModel::Row const &row, uint32_t used, boost::shared_ptr<AudioRegion> audioregion)
 814 {
 815         if (!audioregion || region->whole_file()) {
 816                 row[_columns.fadein] = "";
 817         } else {
 818                 if (used > 1) {
 819                         row[_columns.fadein] = _("Multiple");
 820                 } else {
 821
 822                         char buf[16];
 823                         format_position (audioregion->fade_in()->back()->when, buf, sizeof (buf));
 824                         row[_columns.fadein] = buf;
 825
 826                         if (audioregion->fade_in_active()) {
 827                                 row[_columns.fadein] = string_compose("%1%2%3", " ", buf, " ");
 828                         } else {
 829                                 row[_columns.fadein] = string_compose("%1%2%3", "(", buf, ")");
 830                         }
 831                 }
 832         }
 833 }
 834
 835 void
 836 EditorRegions::populate_row_fade_out (boost::shared_ptr<Region> region, TreeModel::Row const &row, uint32_t used, boost::shared_ptr<AudioRegion> audioregion)
 837 {
 838         if (!audioregion || region->whole_file()) {
 839                 row[_columns.fadeout] = "";
 840         } else {
 841                 if (used > 1) {
 842                         row[_columns.fadeout] = _("Multiple");
 843                 } else {
 844                         char buf[16];
 845                         format_position (audioregion->fade_out()->back()->when, buf, sizeof (buf));
 846
 847                         if (audioregion->fade_out_active()) {
 848                                 row[_columns.fadeout] = string_compose("%1%2%3", " ", buf, " ");
 849                         } else {
 850                                 row[_columns.fadeout] = string_compose("%1%2%3", "(", buf, ")");
 851                         }
 852                 }
 853         }
 854 }
 855
 856 void
 857 EditorRegions::populate_row_locked (boost::shared_ptr<Region> region, TreeModel::Row const &row, uint32_t used)
 858 {
 859         if (region->whole_file()) {
 860                 row[_columns.locked] = false;
 861         } else if (used > 1) {
 862                 row[_columns.locked] = false;
 863         } else {
 864                 row[_columns.locked] = region->locked();
 865         }
 866 }
 867
 868 void
 869 EditorRegions::populate_row_glued (boost::shared_ptr<Region> region, TreeModel::Row const &row, uint32_t used)
 870 {
 871         if (region->whole_file() || used > 1) {
 872                 row[_columns.glued] = false;
 873         } else {
 874                 if (region->position_lock_style() == MusicTime) {
 875                         row[_columns.glued] = true;
 876                 } else {
 877                         row[_columns.glued] = false;
 878                 }
 879         }
 880 }
 881
 882 void
 883 EditorRegions::populate_row_muted (boost::shared_ptr<Region> region, TreeModel::Row const &row, uint32_t used)
 884 {
 885         if (region->whole_file() || used > 1) {
 886                 row[_columns.muted] = false;
 887         } else {
 888                 row[_columns.muted] = region->muted();
 889         }
 890 }
 891
 892 void
 893 EditorRegions::populate_row_opaque (boost::shared_ptr<Region> region, TreeModel::Row const &row, uint32_t used)
 894 {
 895         if (region->whole_file() || used > 1) {
 896                 row[_columns.opaque] = false;
 897         } else {
 898                 row[_columns.opaque] = region->opaque();
 899         }
 900 }
 901
 902 void
 903 EditorRegions::populate_row_name (boost::shared_ptr<Region> region, TreeModel::Row const &row)
 904 {
 905         if (region->n_channels() > 1) {
 906                 row[_columns.name] = string_compose("%1  [%2]", region->name(), region->n_channels());
 907         } else {
 908                 row[_columns.name] = region->name();
 909         }
 910 }
 911
 912 void
 913 EditorRegions::populate_row_source (boost::shared_ptr<Region> region, TreeModel::Row const &row)
 914 {
 915         if (boost::dynamic_pointer_cast<SilentFileSource>(region->source())) {
 916                 row[_columns.path] = _("MISSING ") + region->source()->name();
 917         } else {
 918                 row[_columns.path] = region->source()->name();
 919         }
 920 }
 921
 922 void
 923 EditorRegions::toggle_show_auto_regions ()
 924 {
 925         _show_automatic_regions = toggle_show_auto_regions_action()->get_active();
 926         redisplay ();
 927 }
 928
 929 void
 930 EditorRegions::toggle_full ()
 931 {
 932         set_full (toggle_full_action()->get_active ());
 933 }
 934
 935 void
 936 EditorRegions::set_full (bool f)
 937 {
 938         if (f) {
 939                 _display.expand_all ();
 940                 expanded = true;
 941         } else {
 942                 _display.collapse_all ();
 943                 expanded = false;
 944         }
 945 }
 946
 947 void
 948 EditorRegions::show_context_menu (int button, int time)
 949 {
 950         if (_menu == 0) {
 951                 _menu = dynamic_cast<Menu*> (ActionManager::get_widget ("/RegionListMenu"));
 952         }
 953
 954         if (_display.get_selection()->count_selected_rows() > 0) {
 955                 ActionManager::set_sensitive (ActionManager::region_list_selection_sensitive_actions, true);
 956         } else {
 957                 ActionManager::set_sensitive (ActionManager::region_list_selection_sensitive_actions, false);
 958         }
 959
 960         /* Enable the "Show" option if any selected regions are hidden, and vice versa for "Hide" */
 961
 962         bool have_shown = false;
 963         bool have_hidden = false;
 964
 965         TreeView::Selection::ListHandle_Path rows = _display.get_selection()->get_selected_rows ();
 966         for (TreeView::Selection::ListHandle_Path::iterator i = rows.begin(); i != rows.end(); ++i) {
 967                 TreeIter t = _model->get_iter (*i);
 968                 boost::shared_ptr<Region> r = (*t)[_columns.region];
 969                 if (r) {
 970                         if (r->hidden ()) {
 971                                 have_hidden = true;
 972                         } else {
 973                                 have_shown = true;
 974                         }
 975                 }
 976         }
 977
 978         hide_action()->set_sensitive (have_shown);
 979         show_action()->set_sensitive (have_hidden);
 980
 981         _menu->popup (button, time);
 982 }
 983
 984 bool
 985 EditorRegions::key_press (GdkEventKey* ev)
 986 {
 987         TreeViewColumn *col;
 988
 989         switch (ev->keyval) {
 990         case GDK_Tab:
 991         case GDK_ISO_Left_Tab:
 992
 993                 if (name_editable) {
 994                         name_editable->editing_done ();
 995                         name_editable = 0;
 996                 }
 997
 998                 col = _display.get_column (0); // select&focus on name column
 999
1000                 if (Keyboard::modifier_state_equals (ev->state, Keyboard::TertiaryModifier)) {
1001                         treeview_select_previous (_display, _model, col);
1002                 } else {
1003                         treeview_select_next (_display, _model, col);
1004                 }
1005
1006                 return true;
1007                 break;
1008
1009         default:
1010                 break;
1011         }
1012
1013         return false;
1014 }
1015
1016 bool
1017 EditorRegions::button_press (GdkEventButton *ev)
1018 {
1019         boost::shared_ptr<Region> region;
1020         TreeIter iter;
1021         TreeModel::Path path;
1022         TreeViewColumn* column;
1023         int cellx;
1024         int celly;
1025
1026         if (_display.get_path_at_pos ((int)ev->x, (int)ev->y, path, column, cellx, celly)) {
1027                 if ((iter = _model->get_iter (path))) {
1028                         region = (*iter)[_columns.region];
1029                 }
1030         }
1031
1032         if (Keyboard::is_context_menu_event (ev)) {
1033                 show_context_menu (ev->button, ev->time);
1034                 return false;
1035         }
1036
1037         if (region != 0 && Keyboard::is_button2_event (ev)) {
1038                 // start/stop audition
1039                 if (!Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
1040                         _editor->consider_auditioning (region);
1041                 }
1042                 return true;
1043         }
1044
1045         return false;
1046 }
1047
1048 int
1049 EditorRegions::sorter (TreeModel::iterator a, TreeModel::iterator b)
1050 {
1051         int cmp = 0;
1052
1053         boost::shared_ptr<Region> r1 = (*a)[_columns.region];
1054         boost::shared_ptr<Region> r2 = (*b)[_columns.region];
1055
1056         /* handle rows without regions, like "Hidden" */
1057
1058         if (r1 == 0) {
1059                 return -1;
1060         }
1061
1062         if (r2 == 0) {
1063                 return 1;
1064         }
1065
1066         boost::shared_ptr<AudioRegion> region1 = boost::dynamic_pointer_cast<AudioRegion> (r1);
1067         boost::shared_ptr<AudioRegion> region2 = boost::dynamic_pointer_cast<AudioRegion> (r2);
1068
1069         if (region1 == 0 || region2 == 0) {
1070                 std::string s1;
1071                 std::string s2;
1072                 switch (_sort_type) {
1073                 case ByName:
1074                         s1 = (*a)[_columns.name];
1075                         s2 = (*b)[_columns.name];
1076                         return (s1.compare (s2));
1077                 default:
1078                         return 0;
1079                 }
1080         }
1081
1082         switch (_sort_type) {
1083         case ByName:
1084                 cmp = strcasecmp (region1->name().c_str(), region2->name().c_str());
1085                 break;
1086
1087         case ByLength:
1088                 cmp = region1->length() - region2->length();
1089                 break;
1090
1091         case ByPosition:
1092                 cmp = region1->position() - region2->position();
1093                 break;
1094
1095         case ByTimestamp:
1096                 cmp = region1->source()->timestamp() - region2->source()->timestamp();
1097                 break;
1098
1099         case ByStartInFile:
1100                 cmp = region1->start() - region2->start();
1101                 break;
1102
1103         case ByEndInFile:
1104                 // cerr << "Compare " << (region1->start() + region1->length()) << " and " << (region2->start() + region2->length()) << endl;
1105                 cmp = (region1->start() + region1->length()) - (region2->start() + region2->length());
1106                 break;
1107
1108         case BySourceFileName:
1109                 cmp = strcasecmp (region1->source()->name().c_str(), region2->source()->name().c_str());
1110                 break;
1111
1112         case BySourceFileLength:
1113                 cmp = region1->source_length(0) - region2->source_length(0);
1114                 break;
1115
1116         case BySourceFileCreationDate:
1117                 cmp = region1->source()->timestamp() - region2->source()->timestamp();
1118                 break;
1119
1120         case BySourceFileFS:
1121                 if (region1->source()->name() == region2->source()->name()) {
1122                         cmp = strcasecmp (region1->name().c_str(),  region2->name().c_str());
1123                 } else {
1124                         cmp = strcasecmp (region1->source()->name().c_str(),  region2->source()->name().c_str());
1125                 }
1126                 break;
1127         }
1128
1129         // cerr << "Comparison on " << enum_2_string (_sort_type) << " gives " << cmp << endl;
1130
1131         if (cmp < 0) {
1132                 return -1;
1133         } else if (cmp > 0) {
1134                 return 1;
1135         } else {
1136                 return 0;
1137         }
1138 }
1139
1140 void
1141 EditorRegions::reset_sort_type (RegionListSortType type, bool force)
1142 {
1143         if (type != _sort_type || force) {
1144                 _sort_type = type;
1145                 _model->set_sort_func (0, (sigc::mem_fun (*this, &EditorRegions::sorter)));
1146         }
1147 }
1148
1149 void
1150 EditorRegions::reset_sort_direction (bool up)
1151 {
1152         _model->set_sort_column (0, up ? SORT_ASCENDING : SORT_DESCENDING);
1153 }
1154
1155 void
1156 EditorRegions::selection_mapover (sigc::slot<void,boost::shared_ptr<Region> > sl)
1157 {
1158         Glib::RefPtr<TreeSelection> selection = _display.get_selection();
1159         TreeView::Selection::ListHandle_Path rows = selection->get_selected_rows ();
1160         TreeView::Selection::ListHandle_Path::iterator i = rows.begin();
1161
1162         if (selection->count_selected_rows() == 0 || _session == 0) {
1163                 return;
1164         }
1165
1166         for (; i != rows.end(); ++i) {
1167                 TreeIter iter;
1168
1169                 if ((iter = _model->get_iter (*i))) {
1170
1171                         /* some rows don't have a region associated with them, but can still be
1172                            selected (XXX maybe prevent them from being selected)
1173                         */
1174
1175                         boost::shared_ptr<Region> r = (*iter)[_columns.region];
1176
1177                         if (r) {
1178                                 sl (r);
1179                         }
1180                 }
1181         }
1182 }
1183
1184
1185 void
1186 EditorRegions::drag_data_received (const RefPtr<Gdk::DragContext>& context,
1187                                    int x, int y,
1188                                    const SelectionData& data,
1189                                    guint info, guint time)
1190 {
1191         vector<string> paths;
1192
1193         if (data.get_target() == "GTK_TREE_MODEL_ROW") {
1194                 /* something is being dragged over the region list */
1195                 _editor->_drags->abort ();
1196                 _display.on_drag_data_received (context, x, y, data, info, time);
1197                 return;
1198         }
1199
1200         if (_editor->convert_drop_to_paths (paths, context, x, y, data, info, time) == 0) {
1201                 framepos_t pos = 0;
1202                 if (Profile->get_sae() || Config->get_only_copy_imported_files()) {
1203                         _editor->do_import (paths, Editing::ImportDistinctFiles, Editing::ImportAsRegion, SrcBest, pos);
1204                 } else {
1205                         _editor->do_embed (paths, Editing::ImportDistinctFiles, ImportAsRegion, pos);
1206                 }
1207                 context->drag_finish (true, false, time);
1208         }
1209 }
1210
1211 bool
1212 EditorRegions::selection_filter (const RefPtr<TreeModel>& model, const TreeModel::Path& path, bool already_selected)
1213 {
1214         /* not possible to select rows that do not represent regions, like "Hidden" */
1215
1216         if (already_selected) {
1217                 /* deselecting anything is OK with us */
1218                 return true;
1219         }
1220
1221         TreeModel::iterator iter = model->get_iter (path);
1222
1223         if (iter) {
1224                 boost::shared_ptr<Region> r =(*iter)[_columns.region];
1225                 if (!r) {
1226                         return false;
1227                 }
1228         }
1229
1230         return true;
1231 }
1232
1233 void
1234 EditorRegions::name_editing_started (CellEditable* ce, const Glib::ustring&)
1235 {
1236         name_editable = ce;
1237
1238         /* give it a special name */
1239
1240         Gtk::Entry *e = dynamic_cast<Gtk::Entry*> (ce);
1241
1242         if (e) {
1243                 e->set_name (X_("RegionNameEditorEntry"));
1244         }
1245 }
1246
1247 void
1248 EditorRegions::name_edit (const std::string& path, const std::string& new_text)
1249 {
1250         name_editable = 0;
1251
1252         boost::shared_ptr<Region> region;
1253         TreeIter iter;
1254
1255         if ((iter = _model->get_iter (path))) {
1256                 region = (*iter)[_columns.region];
1257                 (*iter)[_columns.name] = new_text;
1258         }
1259
1260         /* now mapover everything */
1261
1262         if (region) {
1263                 vector<RegionView*> equivalents;
1264                 _editor->get_regions_corresponding_to (region, equivalents);
1265
1266                 for (vector<RegionView*>::iterator i = equivalents.begin(); i != equivalents.end(); ++i) {
1267                         if (new_text != (*i)->region()->name()) {
1268                                 (*i)->region()->set_name (new_text);
1269                         }
1270                 }
1271         }
1272
1273 }
1274
1275 /** @return Region that has been dragged out of the list, or 0 */
1276 boost::shared_ptr<Region>
1277 EditorRegions::get_dragged_region ()
1278 {
1279         list<boost::shared_ptr<Region> > regions;
1280         TreeView* source;
1281         _display.get_object_drag_data (regions, &source);
1282
1283         if (regions.empty()) {
1284                 return boost::shared_ptr<Region> ();
1285         }
1286
1287         assert (regions.size() == 1);
1288         return regions.front ();
1289 }
1290
1291 void
1292 EditorRegions::clear ()
1293 {
1294         _display.set_model (Glib::RefPtr<Gtk::TreeStore> (0));
1295         _model->clear ();
1296         _display.set_model (_model);
1297
1298         /* Clean up the maps */
1299         region_row_map.clear();
1300         parent_regions_sources_map.clear();
1301 }
1302
1303 boost::shared_ptr<Region>
1304 EditorRegions::get_single_selection ()
1305 {
1306         Glib::RefPtr<TreeSelection> selected = _display.get_selection();
1307
1308         if (selected->count_selected_rows() != 1) {
1309                 return boost::shared_ptr<Region> ();
1310         }
1311
1312         TreeView::Selection::ListHandle_Path rows = selected->get_selected_rows ();
1313
1314         /* only one row selected, so rows.begin() is it */
1315
1316         TreeIter iter = _model->get_iter (*rows.begin());
1317
1318         if (!iter) {
1319                 return boost::shared_ptr<Region> ();
1320         }
1321
1322         return (*iter)[_columns.region];
1323 }
1324
1325 void
1326 EditorRegions::freeze_tree_model (){
1327
1328         _display.set_model (Glib::RefPtr<Gtk::TreeStore>(0));
1329         _model->set_sort_column (-2, SORT_ASCENDING); //Disable sorting to gain performance
1330
1331 }
1332
1333 void
1334 EditorRegions::thaw_tree_model (){
1335
1336         _model->set_sort_column (0, SORT_ASCENDING); // renabale sorting
1337         _display.set_model (_model);
1338
1339         if (toggle_full_action()->get_active()) {
1340                 _display.expand_all();
1341         }
1342 }
1343
1344 void
1345 EditorRegions::locked_changed (std::string const & path)
1346 {
1347         TreeIter i = _model->get_iter (path);
1348         if (i) {
1349                 boost::shared_ptr<ARDOUR::Region> region = (*i)[_columns.region];
1350                 if (region) {
1351                         region->set_locked (!(*i)[_columns.locked]);
1352                 }
1353         }
1354 }
1355
1356 void
1357 EditorRegions::glued_changed (std::string const & path)
1358 {
1359         TreeIter i = _model->get_iter (path);
1360         if (i) {
1361                 boost::shared_ptr<ARDOUR::Region> region = (*i)[_columns.region];
1362                 if (region) {
1363                         /* `glued' means MusicTime, and we're toggling here */
1364                         region->set_position_lock_style ((*i)[_columns.glued] ? AudioTime : MusicTime);
1365                 }
1366         }
1367
1368 }
1369
1370 void
1371 EditorRegions::muted_changed (std::string const & path)
1372 {
1373         TreeIter i = _model->get_iter (path);
1374         if (i) {
1375                 boost::shared_ptr<ARDOUR::Region> region = (*i)[_columns.region];
1376                 if (region) {
1377                         region->set_muted (!(*i)[_columns.muted]);
1378                 }
1379         }
1380
1381 }
1382
1383 void
1384 EditorRegions::opaque_changed (std::string const & path)
1385 {
1386         TreeIter i = _model->get_iter (path);
1387         if (i) {
1388                 boost::shared_ptr<ARDOUR::Region> region = (*i)[_columns.region];
1389                 if (region) {
1390                         region->set_opaque (!(*i)[_columns.opaque]);
1391                 }
1392         }
1393
1394 }
1395
1396 XMLNode &
1397 EditorRegions::get_state () const
1398 {
1399         XMLNode* node = new XMLNode (X_("RegionList"));
1400
1401         node->add_property (X_("sort-type"), enum_2_string (_sort_type));
1402
1403         RefPtr<Action> act = ActionManager::get_action (X_("RegionList"), X_("SortAscending"));
1404         bool const ascending = RefPtr<RadioAction>::cast_dynamic(act)->get_active ();
1405         node->add_property (X_("sort-ascending"), ascending ? "yes" : "no");
1406         node->add_property (X_("show-all"), toggle_full_action()->get_active() ? "yes" : "no");
1407         node->add_property (X_("show-automatic-regions"), _show_automatic_regions ? "yes" : "no");
1408
1409         return *node;
1410 }
1411
1412 void
1413 EditorRegions::set_state (const XMLNode & node)
1414 {
1415         bool changed = false;
1416
1417         if (node.name() != X_("RegionList")) {
1418                 return;
1419         }
1420
1421         XMLProperty const * p = node.property (X_("sort-type"));
1422
1423         if (p) {
1424                 Editing::RegionListSortType const t = static_cast<Editing::RegionListSortType> (string_2_enum (p->value(), _sort_type));
1425
1426                 if (_sort_type != t) {
1427                         changed = true;
1428                 }
1429
1430                 reset_sort_type (t, true);
1431                 RefPtr<RadioAction> ract = sort_type_action (t);
1432                 ract->set_active ();
1433         }
1434
1435         p = node.property (X_("sort-ascending"));
1436
1437         if (p) {
1438                 bool const yn = string_is_affirmative (p->value ());
1439                 SortType old_sort_type;
1440                 int old_sort_column;
1441
1442                 _model->get_sort_column_id (old_sort_column, old_sort_type);
1443
1444                 if (old_sort_type != (yn ? SORT_ASCENDING : SORT_DESCENDING)) {
1445                         changed = true;
1446                 }
1447
1448                 reset_sort_direction (yn);
1449                 RefPtr<Action> act;
1450
1451                 if (yn) {
1452                         act = ActionManager::get_action (X_("RegionList"), X_("SortAscending"));
1453                 } else {
1454                         act = ActionManager::get_action (X_("RegionList"), X_("SortDescending"));
1455                 }
1456
1457                 RefPtr<RadioAction>::cast_dynamic(act)->set_active ();
1458         }
1459
1460         p = node.property (X_("show-all"));
1461         if (p) {
1462                 bool const yn = string_is_affirmative (p->value ());
1463
1464                 if (expanded != yn) {
1465                         changed = true;
1466                 }
1467
1468                 set_full (yn);
1469                 toggle_full_action()->set_active (yn);
1470         }
1471
1472         p = node.property (X_("show-automatic-regions"));
1473         if (p) {
1474                 bool const yn = string_is_affirmative (p->value ());
1475
1476                 if (yn != _show_automatic_regions) {
1477                         _show_automatic_regions = yn;
1478                         toggle_show_auto_regions_action()->set_active (yn);
1479                         changed = true;
1480                 }
1481         }
1482
1483         if (changed) {
1484                 redisplay ();
1485         }
1486 }
1487
1488 RefPtr<RadioAction>
1489 EditorRegions::sort_type_action (Editing::RegionListSortType t) const
1490 {
1491         const char* action = 0;
1492
1493         switch (t) {
1494         case Editing::ByName:
1495                 action = X_("SortByRegionName");
1496                 break;
1497         case Editing::ByLength:
1498                 action = X_("SortByRegionLength");
1499                 break;
1500         case Editing::ByPosition:
1501                 action = X_("SortByRegionPosition");
1502                 break;
1503         case Editing::ByTimestamp:
1504                 action = X_("SortByRegionTimestamp");
1505                 break;
1506         case Editing::ByStartInFile:
1507                 action = X_("SortByRegionStartinFile");
1508                 break;
1509         case Editing::ByEndInFile:
1510                 action = X_("SortByRegionEndinFile");
1511                 break;
1512         case Editing::BySourceFileName:
1513                 action = X_("SortBySourceFileName");
1514                 break;
1515         case Editing::BySourceFileLength:
1516                 action = X_("SortBySourceFileLength");
1517                 break;
1518         case Editing::BySourceFileCreationDate:
1519                 action = X_("SortBySourceFileCreationDate");
1520                 break;
1521         case Editing::BySourceFileFS:
1522                 action = X_("SortBySourceFilesystem");
1523                 break;
1524         default:
1525                 fatal << string_compose (_("programming error: %1: %2"), "EditorRegions: impossible sort type", (int) t) << endmsg;
1526                 /*NOTREACHED*/
1527         }
1528
1529         RefPtr<Action> act = ActionManager::get_action (X_("RegionList"), action);
1530         assert (act);
1531
1532         return RefPtr<RadioAction>::cast_dynamic (act);
1533 }
1534
1535 RefPtr<Action>
1536 EditorRegions::hide_action () const
1537 {
1538         return ActionManager::get_action (X_("RegionList"), X_("rlHide"));
1539
1540 }
1541
1542 RefPtr<Action>
1543 EditorRegions::show_action () const
1544 {
1545         return ActionManager::get_action (X_("RegionList"), X_("rlShow"));
1546 }
1547
1548 RefPtr<Action>
1549 EditorRegions::delete_unused_regions_action () const
1550 {
1551         return ActionManager::get_action (X_("RegionList"), X_("removeUnusedRegions"));
1552 }
1553
1554 RefPtr<ToggleAction>
1555 EditorRegions::toggle_full_action () const
1556 {
1557         Glib::RefPtr<Action> act = ActionManager::get_action (X_("RegionList"), X_("rlShowAll"));
1558         assert (act);
1559         return Glib::RefPtr<ToggleAction>::cast_dynamic (act);
1560 }
1561
1562 RefPtr<ToggleAction>
1563 EditorRegions::toggle_show_auto_regions_action () const
1564 {
1565         Glib::RefPtr<Action> act = ActionManager::get_action (X_("RegionList"), X_("rlShowAuto"));
1566         assert (act);
1567         return Glib::RefPtr<ToggleAction>::cast_dynamic (act);
1568 }