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/silentfilesource.h"
  34 #include "ardour/profile.h"
  35
  36 #include "editor.h"
  37 #include "editing.h"
  38 #include "keyboard.h"
  39 #include "ardour_ui.h"
  40 #include "gui_thread.h"
  41 #include "actions.h"
  42 #include "region_view.h"
  43 #include "utils.h"
  44 #include "editor_regions.h"
  45 #include "editor_drag.h"
  46
  47 #include "i18n.h"
  48
  49 using namespace std;
  50 using namespace ARDOUR;
  51 using namespace PBD;
  52 using namespace Gtk;
  53 using namespace Glib;
  54 using namespace Editing;
  55 using Gtkmm2ext::Keyboard;
  56
  57 EditorRegions::EditorRegions (Editor* e)
  58         : EditorComponent (e)
  59         , _menu (0)
  60         , _show_automatic_regions (true)
  61         , _sort_type ((Editing::RegionListSortType) 0)
  62         , _no_redisplay (false)
  63         , ignore_region_list_selection_change (false)
  64         , ignore_selected_region_change (false)
  65 {
  66         _display.set_size_request (100, -1);
  67         _display.set_name ("RegionListDisplay");
  68         /* Try to prevent single mouse presses from initiating edits.
  69            This relies on a hack in gtktreeview.c:gtk_treeview_button_press()
  70         */
  71         _display.set_data ("mouse-edits-require-mod1", (gpointer) 0x1);
  72
  73         _model = TreeStore::create (_columns);
  74         _model->set_sort_func (0, sigc::mem_fun (*this, &EditorRegions::sorter));
  75         _model->set_sort_column (0, SORT_ASCENDING);
  76
  77         _display.set_model (_model);
  78         _display.append_column (_("Regions"), _columns.name);
  79         _display.append_column (_("Start"), _columns.start);
  80         _display.append_column (_("End"), _columns.end);
  81         _display.append_column (_("Length"), _columns.length);
  82         _display.append_column (_("Sync"), _columns.sync);
  83         _display.append_column (_("Fade In"), _columns.fadein);
  84         _display.append_column (_("Fade Out"), _columns.fadeout);
  85         _display.append_column (_("L"), _columns.locked);
  86         _display.append_column (_("G"), _columns.glued);
  87         _display.append_column (_("M"), _columns.muted);
  88         _display.append_column (_("O"), _columns.opaque);
  89         _display.append_column (_("Used"), _columns.used);
  90         _display.append_column (_("Path"), _columns.path);
  91         _display.set_headers_visible (true);
  92         //_display.set_grid_lines (TREE_VIEW_GRID_LINES_BOTH);
  93
  94         CellRendererText* region_name_cell = dynamic_cast<CellRendererText*>(_display.get_column_cell_renderer (0));
  95         region_name_cell->property_editable() = true;
  96         region_name_cell->signal_edited().connect (sigc::mem_fun (*this, &EditorRegions::name_edit));
  97
  98         _display.get_selection()->set_select_function (sigc::mem_fun (*this, &EditorRegions::selection_filter));
  99
 100         TreeViewColumn* tv_col = _display.get_column(0);
 101         CellRendererText* renderer = dynamic_cast<CellRendererText*>(_display.get_column_cell_renderer (0));
 102         tv_col->add_attribute(renderer->property_text(), _columns.name);
 103         tv_col->add_attribute(renderer->property_foreground_gdk(), _columns.color_);
 104
 105         _display.get_selection()->set_mode (SELECTION_MULTIPLE);
 106         _display.add_object_drag (_columns.region.index(), "regions");
 107
 108         /* setup DnD handling */
 109
 110         list<TargetEntry> region_list_target_table;
 111
 112         region_list_target_table.push_back (TargetEntry ("text/plain"));
 113         region_list_target_table.push_back (TargetEntry ("text/uri-list"));
 114         region_list_target_table.push_back (TargetEntry ("application/x-rootwin-drop"));
 115
 116         _display.add_drop_targets (region_list_target_table);
 117         _display.signal_drag_data_received().connect (sigc::mem_fun(*this, &EditorRegions::drag_data_received));
 118
 119         _scroller.add (_display);
 120         _scroller.set_policy (POLICY_AUTOMATIC, POLICY_AUTOMATIC);
 121
 122         _display.signal_key_press_event().connect (sigc::mem_fun(*this, &EditorRegions::key_press));
 123         _display.signal_button_press_event().connect (sigc::mem_fun(*this, &EditorRegions::button_press), false);
 124         _change_connection = _display.get_selection()->signal_changed().connect (sigc::mem_fun(*this, &EditorRegions::selection_changed));
 125         // _display.signal_popup_menu().connect (sigc::bind (sigc::mem_fun (*this, &Editor::show__display_context_menu), 1, 0));
 126
 127         //ARDOUR_UI::instance()->secondary_clock.mode_changed.connect (sigc::mem_fun(*this, &Editor::redisplay_regions));
 128         ARDOUR_UI::instance()->secondary_clock.mode_changed.connect (sigc::mem_fun(*this, &EditorRegions::update_all_rows));
 129         ARDOUR::Region::RegionPropertyChanged.connect (region_property_connection, MISSING_INVALIDATOR, ui_bind (&EditorRegions::region_changed, this, _1, _2), gui_context());
 130         ARDOUR::RegionFactory::CheckNewRegion.connect (check_new_region_connection, MISSING_INVALIDATOR, ui_bind (&EditorRegions::add_region, this, _1), gui_context());
 131 }
 132
 133 void
 134 EditorRegions::set_session (ARDOUR::Session* s)
 135 {
 136         EditorComponent::set_session (s);
 137         redisplay ();
 138 }
 139
 140 void
 141 EditorRegions::add_regions (vector<boost::shared_ptr<Region> >& regions)
 142 {
 143         for (vector<boost::shared_ptr<Region> >::iterator x = regions.begin(); x != regions.end(); ++x) {
 144                 add_region (*x);
 145         }
 146 }
 147
 148 void
 149 EditorRegions::add_region (boost::shared_ptr<Region> region)
 150 {
 151         if (!region || !_session) {
 152                 return;
 153         }
 154
 155         string str;
 156         TreeModel::Row row;
 157         Gdk::Color c;
 158         bool missing_source = boost::dynamic_pointer_cast<SilentFileSource>(region->source());
 159
 160         if (!_show_automatic_regions && region->automatic()) {
 161                 return;
 162         }
 163
 164         if (region->hidden()) {
 165                 TreeModel::iterator iter = _model->get_iter ("0");
 166                 TreeModel::Row parent;
 167                 TreeModel::Row child;
 168
 169                 if (!iter) {
 170                         parent = *(_model->append());
 171                         parent[_columns.name] = _("Hidden");
 172                         boost::shared_ptr<Region> proxy = parent[_columns.region];
 173                         proxy.reset ();
 174                 } else {
 175                         if ((*iter)[_columns.name] != _("Hidden")) {
 176                                 parent = *(_model->insert(iter));
 177                                 parent[_columns.name] = _("Hidden");
 178                                 boost::shared_ptr<Region> proxy = parent[_columns.region];
 179                                 proxy.reset ();
 180                         } else {
 181                                 parent = *iter;
 182                         }
 183                 }
 184
 185                 row = *(_model->append (parent.children()));
 186
 187         } else if (region->whole_file()) {
 188
 189                 TreeModel::iterator i;
 190                 TreeModel::Children rows = _model->children();
 191
 192                 for (i = rows.begin(); i != rows.end(); ++i) {
 193                         boost::shared_ptr<Region> rr = (*i)[_columns.region];
 194
 195                         if (rr && region->region_list_equivalent (rr)) {
 196                                 return;
 197                         }
 198                 }
 199
 200                 row = *(_model->append());
 201
 202                 if (missing_source) {
 203                         c.set_rgb(65535,0,0);     // FIXME: error color from style
 204
 205                 } else if (region->automatic()){
 206                         c.set_rgb(0,65535,0);     // FIXME: error color from style
 207
 208                 } else {
 209                         set_color(c, rgba_from_style ("RegionListWholeFile", 0xff, 0, 0, 0, "fg", Gtk::STATE_NORMAL, false ));
 210
 211                 }
 212
 213                 row[_columns.color_] = c;
 214
 215                 if (region->source()->name()[0] == '/') { // external file
 216
 217                         if (region->whole_file()) {
 218
 219                                 boost::shared_ptr<AudioFileSource> afs = boost::dynamic_pointer_cast<AudioFileSource>(region->source());
 220                                 str = ".../";
 221
 222                                 if (afs) {
 223                                         str = region_name_from_path (afs->path(), region->n_channels() > 1);
 224                                 } else {
 225                                         str += region->source()->name();
 226                                 }
 227
 228                         } else {
 229                                 str = region->name();
 230                         }
 231
 232                 } else {
 233                         str = region->name();
 234                 }
 235
 236                 if (region->n_channels() > 1) {
 237                         std::stringstream foo;
 238                         foo << region->n_channels ();
 239                         str += " [";
 240                         str += foo.str();
 241                         str += "]";
 242                 }
 243
 244                 row[_columns.name] = str;
 245                 row[_columns.region] = region;
 246
 247                 if (missing_source) {
 248                         row[_columns.path] = _("(MISSING) ") + region->source()->name();
 249
 250                 } else {
 251                         row[_columns.path] = region->source()->name();
 252
 253                 }
 254
 255                 if (region->automatic()) {
 256                         return;
 257                 }
 258
 259         } else {
 260
 261                 /* find parent node, add as new child */
 262
 263                 TreeModel::iterator i;
 264                 TreeModel::Children rows = _model->children();
 265                 bool found_parent = false;
 266
 267                 for (i = rows.begin(); i != rows.end(); ++i) {
 268                         boost::shared_ptr<Region> rr = (*i)[_columns.region];
 269                         boost::shared_ptr<AudioRegion> r = boost::dynamic_pointer_cast<AudioRegion>(rr);
 270
 271                         if (r && r->whole_file()) {
 272
 273                                 if (region->source_equivalent (r)) {
 274                                         row = *(_model->append ((*i).children()));
 275                                         found_parent = true;
 276                                         break;
 277                                 }
 278                         }
 279
 280                         TreeModel::iterator ii;
 281                         TreeModel::Children subrows = (*i).children();
 282
 283                         for (ii = subrows.begin(); ii != subrows.end(); ++ii) {
 284                                 boost::shared_ptr<Region> rrr = (*ii)[_columns.region];
 285
 286                                 if (region->region_list_equivalent (rrr)) {
 287                                         return;
 288
 289                                 }
 290                         }
 291                 }
 292
 293                 if (!found_parent) {
 294                         row = *(_model->append());
 295                 }
 296         }
 297
 298         row[_columns.region] = region;
 299
 300         populate_row(region, (*row));
 301 }
 302
 303 void
 304 EditorRegions::region_changed (boost::shared_ptr<Region> r, const PropertyChange& what_changed)
 305 {
 306         if (what_changed.contains (ARDOUR::Properties::name) ||
 307             what_changed.contains (ARDOUR::Properties::start) ||
 308             what_changed.contains (ARDOUR::Properties::position) ||
 309             what_changed.contains (ARDOUR::Properties::length)) {
 310
 311                 /* find the region in our model and update its row */
 312                 TreeModel::Children rows = _model->children ();
 313                 TreeModel::iterator i = rows.begin ();
 314                 while (i != rows.end ()) {
 315                         TreeModel::Children children = (*i)->children ();
 316                         TreeModel::iterator j = children.begin ();
 317                         while (j != children.end()) {
 318                                 boost::shared_ptr<Region> c = (*j)[_columns.region];
 319                                 if (c == r) {
 320                                         break;
 321                                 }
 322                                 ++j;
 323                         }
 324
 325                         if (j != children.end()) {
 326                                 populate_row (r, *j);
 327                         }
 328
 329                         ++i;
 330                 }
 331
 332         }
 333
 334         if (what_changed.contains (ARDOUR::Properties::hidden)) {
 335                 redisplay ();
 336         }
 337 }
 338
 339 void
 340 EditorRegions::selection_changed ()
 341 {
 342         if (ignore_region_list_selection_change) {
 343                 return;
 344         }
 345
 346         if (_display.get_selection()->count_selected_rows() > 0) {
 347
 348                 TreeIter iter;
 349                 TreeView::Selection::ListHandle_Path rows = _display.get_selection()->get_selected_rows ();
 350
 351                 _editor->get_selection().clear_regions ();
 352
 353                 for (TreeView::Selection::ListHandle_Path::iterator i = rows.begin(); i != rows.end(); ++i) {
 354
 355                         if (iter = _model->get_iter (*i)) {
 356                                 boost::shared_ptr<Region> region = (*iter)[_columns.region];
 357
 358                                 // they could have clicked on a row that is just a placeholder, like "Hidden"
 359
 360                                 if (region) {
 361
 362                                         if (region->automatic()) {
 363
 364                                                 _display.get_selection()->unselect(*i);
 365
 366                                         } else {
 367                                                 _change_connection.block (true);
 368                                                 cerr << "\tpush to region selection\n";
 369                                                 _editor->set_selected_regionview_from_region_list (region, Selection::Add);
 370
 371                                                 _change_connection.block (false);
 372                                         }
 373                                 }
 374                         }
 375                 }
 376         } else {
 377                 _editor->get_selection().clear_regions ();
 378         }
 379 }
 380
 381 void
 382 EditorRegions::set_selected (RegionSelection& regions)
 383 {
 384         for (RegionSelection::iterator iter = regions.begin(); iter != regions.end(); ++iter) {
 385
 386                 TreeModel::iterator i;
 387                 TreeModel::Children rows = _model->children();
 388                 boost::shared_ptr<Region> r ((*iter)->region());
 389
 390                 for (i = rows.begin(); i != rows.end(); ++i) {
 391
 392                         boost::shared_ptr<Region> compared_region = (*i)[_columns.region];
 393
 394                         if (r == compared_region) {
 395                                 cerr << "\tpush into region list\n";
 396                                 _display.get_selection()->select(*i);
 397                                 break;
 398                         }
 399
 400                         if (!(*i).children().empty()) {
 401                                 cerr << "\tlook for " << r->name() << " among children of " << (compared_region ? compared_region->name() : string ("NO REGION")) << endl;
 402                                 if (set_selected_in_subrow(r, (*i), 2)) {
 403                                         break;
 404                                 }
 405                         }
 406                 }
 407         }
 408 }
 409
 410 bool
 411 EditorRegions::set_selected_in_subrow (boost::shared_ptr<Region> region, TreeModel::Row const &parent_row, int level)
 412 {
 413         TreeModel::iterator i;
 414         TreeModel::Children subrows = (*parent_row).children();
 415
 416         for (i = subrows.begin(); i != subrows.end(); ++i) {
 417
 418                 boost::shared_ptr<Region> compared_region = (*i)[_columns.region];
 419
 420                 if (region == compared_region) {
 421                         _display.get_selection()->select(*i);
 422                         return true;
 423                 }
 424
 425                 if (!(*i).children().empty()) {
 426                         if (set_selected_in_subrow (region, (*i), level + 1)) {
 427                                 return true;
 428                         }
 429                 }
 430         }
 431         return false;
 432 }
 433
 434 void
 435 EditorRegions::insert_into_tmp_regionlist(boost::shared_ptr<Region> region)
 436 {
 437         /* keep all whole files at the beginning */
 438
 439         if (region->whole_file()) {
 440                 tmp_region_list.push_front (region);
 441         } else {
 442                 tmp_region_list.push_back (region);
 443         }
 444 }
 445
 446 void
 447 EditorRegions::redisplay ()
 448 {
 449         if (_no_redisplay || !_session) {
 450                 return;
 451         }
 452
 453         bool tree_expanded = false;
 454
 455         if (_toggle_full_action && _toggle_full_action->get_active()) {   //If the list was expanded prior to rebuilding,
 456                 tree_expanded = true;                                                                                                                           //expand it again afterwards
 457         }
 458
 459         _display.set_model (Glib::RefPtr<Gtk::TreeStore>(0));
 460         _model->clear ();
 461
 462         /* now add everything we have, via a temporary list used to help with
 463                 sorting.
 464         */
 465
 466         tmp_region_list.clear();
 467
 468         const RegionFactory::RegionMap& regions (RegionFactory::regions());
 469         for (RegionFactory::RegionMap::const_iterator i = regions.begin(); i != regions.end(); ++i) {
 470                 insert_into_tmp_regionlist (i->second);
 471         }
 472
 473         for (list<boost::shared_ptr<Region> >::iterator r = tmp_region_list.begin(); r != tmp_region_list.end(); ++r) {
 474                 add_region (*r);
 475         }
 476         tmp_region_list.clear();
 477
 478         _display.set_model (_model);
 479
 480         if (tree_expanded) {
 481                 _display.expand_all();
 482         }
 483 }
 484
 485 void
 486 EditorRegions::update_row (boost::shared_ptr<Region> region)
 487 {
 488         if (!region || !_session) {
 489                 return;
 490         }
 491
 492         TreeModel::iterator i;
 493         TreeModel::Children rows = _model->children();
 494
 495         return;
 496
 497         for (i = rows.begin(); i != rows.end(); ++i) {
 498
 499 //              cerr << "Level 1: Compare " << region->name() << " with parent " << (*i)[_columns.name] << "\n";
 500
 501                 boost::shared_ptr<Region> compared_region = (*i)[_columns.region];
 502
 503                 if (region == compared_region) {
 504 //                      cerr << "Matched\n";
 505                         populate_row(region, (*i));
 506                         return;
 507                 }
 508
 509                 if (!(*i).children().empty()) {
 510                         if (update_subrows(region, (*i), 2)) {
 511                                 return;
 512                         }
 513                 }
 514         }
 515
 516 //      cerr << "Returning - No match\n";
 517 }
 518
 519 bool
 520 EditorRegions::update_subrows (boost::shared_ptr<Region> region, TreeModel::Row const &parent_row, int level)
 521 {
 522         TreeModel::iterator i;
 523         TreeModel::Children subrows = (*parent_row).children();
 524
 525         for (i = subrows.begin(); i != subrows.end(); ++i) {
 526
 527 //              cerr << "Level " << level << ": Compare " << region->name() << " with child " << (*i)[_columns.name] << "\n";
 528
 529                 boost::shared_ptr<Region> compared_region = (*i)[_columns.region];
 530
 531                 if (region == compared_region) {
 532                         populate_row(region, (*i));
 533 //                      cerr << "Matched\n";
 534                         return true;
 535                 }
 536
 537                 if (!(*i).children().empty()) {
 538                         if (update_subrows (region, (*i), level + 1)) {
 539                                 return true;
 540                         }
 541                 }
 542         }
 543
 544         return false;
 545 }
 546
 547 void
 548 EditorRegions::update_all_rows ()
 549 {
 550         if (!_session) {
 551                 return;
 552         }
 553
 554         TreeModel::iterator i;
 555         TreeModel::Children rows = _model->children();
 556
 557         for (i = rows.begin(); i != rows.end(); ++i) {
 558
 559                 boost::shared_ptr<Region> region = (*i)[_columns.region];
 560
 561                 if (!region->automatic()) {
 562                         cerr << "level 1 : Updating " << region->name() << "\n";
 563                         populate_row(region, (*i));
 564                 }
 565
 566                 if (!(*i).children().empty()) {
 567                         update_all_subrows ((*i), 2);
 568                 }
 569         }
 570 }
 571
 572 void
 573 EditorRegions::update_all_subrows (TreeModel::Row const &parent_row, int level)
 574 {
 575         TreeModel::iterator i;
 576         TreeModel::Children subrows = (*parent_row).children();
 577
 578         for (i = subrows.begin(); i != subrows.end(); ++i) {
 579
 580                 boost::shared_ptr<Region> region = (*i)[_columns.region];
 581
 582                 if (!region->automatic()) {
 583                         cerr << "level " << level << " : Updating " << region->name() << "\n";
 584                         populate_row(region, (*i));
 585                 }
 586
 587                 if (!(*i).children().empty()) {
 588                         update_all_subrows ((*i), level + 1);
 589                 }
 590         }
 591 }
 592
 593 void
 594 EditorRegions::populate_row (boost::shared_ptr<Region> region, TreeModel::Row const &row)
 595 {
 596         char start_str[16];
 597         char end_str[16];
 598         char length_str[16];
 599         char sync_str[16];
 600         char fadein_str[16];
 601         char fadeout_str[16];
 602         char used_str[8];
 603         int used;
 604         BBT_Time bbt;
 605         Timecode::Time timecode;
 606
 607         bool missing_source = boost::dynamic_pointer_cast<SilentFileSource>(region->source());
 608
 609         boost::shared_ptr<AudioRegion> audioRegion = boost::dynamic_pointer_cast<AudioRegion>(region);
 610
 611         bool fades_in_seconds = false;
 612
 613         start_str[0] = '\0';
 614         end_str[0] = '\0';
 615         length_str[0] = '\0';
 616         sync_str[0] = '\0';
 617         fadein_str[0] = '\0';
 618         fadeout_str[0] = '\0';
 619         used_str[0] = '\0';
 620
 621         used = _editor->get_regionview_count_from_region_list (region);
 622         sprintf (used_str, "%4d" , used);
 623
 624         switch (ARDOUR_UI::instance()->secondary_clock.mode ()) {
 625         case AudioClock::Timecode:
 626         case AudioClock::Off:                                                                                           /* If the secondary clock is off, default to Timecode */
 627                 _session->timecode_time (region->position(), timecode);
 628                 sprintf (start_str, "%02d:%02d:%02d:%02d", timecode.hours, timecode.minutes, timecode.seconds, timecode.frames);
 629                 _session->timecode_time (region->position() + region->length() - 1, timecode);
 630                 sprintf (end_str, "%02d:%02d:%02d:%02d", timecode.hours, timecode.minutes, timecode.seconds, timecode.frames);
 631                 _session->timecode_time (region->length(), timecode);
 632                 sprintf (length_str, "%02d:%02d:%02d:%02d", timecode.hours, timecode.minutes, timecode.seconds, timecode.frames);
 633                 _session->timecode_time (region->sync_position() + region->position(), timecode);
 634                 sprintf (sync_str, "%02d:%02d:%02d:%02d", timecode.hours, timecode.minutes, timecode.seconds, timecode.frames);
 635
 636                 if (audioRegion && !fades_in_seconds) {
 637                         _session->timecode_time (audioRegion->fade_in()->back()->when, timecode);
 638                         sprintf (fadein_str, "%02d:%02d:%02d:%02d", timecode.hours, timecode.minutes, timecode.seconds, timecode.frames);
 639                         _session->timecode_time (audioRegion->fade_out()->back()->when, timecode);
 640                         sprintf (fadeout_str, "%02d:%02d:%02d:%02d", timecode.hours, timecode.minutes, timecode.seconds, timecode.frames);
 641                 }
 642
 643                 break;
 644
 645         case AudioClock::BBT:
 646                 _session->tempo_map().bbt_time (region->position(), bbt);
 647                 sprintf (start_str, "%03d|%02d|%04d" , bbt.bars, bbt.beats, bbt.ticks);
 648                 _session->tempo_map().bbt_time (region->position() + region->length() - 1, bbt);
 649                 sprintf (end_str, "%03d|%02d|%04d" , bbt.bars, bbt.beats, bbt.ticks);
 650                 _session->tempo_map().bbt_time (region->length(), bbt);
 651                 sprintf (length_str, "%03d|%02d|%04d" , bbt.bars, bbt.beats, bbt.ticks);
 652                 _session->tempo_map().bbt_time (region->sync_position() + region->position(), bbt);
 653                 sprintf (sync_str, "%03d|%02d|%04d" , bbt.bars, bbt.beats, bbt.ticks);
 654
 655                 if (audioRegion && !fades_in_seconds) {
 656                         _session->tempo_map().bbt_time (audioRegion->fade_in()->back()->when, bbt);
 657                         sprintf (fadein_str, "%03d|%02d|%04d" , bbt.bars, bbt.beats, bbt.ticks);
 658                         _session->tempo_map().bbt_time (audioRegion->fade_out()->back()->when, bbt);
 659                         sprintf (fadeout_str, "%03d|%02d|%04d" , bbt.bars, bbt.beats, bbt.ticks);
 660                 }
 661                 break;
 662
 663         case AudioClock::MinSec:
 664                 nframes_t left;
 665                 int hrs;
 666                 int mins;
 667                 float secs;
 668
 669                 left = region->position();
 670                 hrs = (int) floor (left / (_session->frame_rate() * 60.0f * 60.0f));
 671                 left -= (nframes_t) floor (hrs * _session->frame_rate() * 60.0f * 60.0f);
 672                 mins = (int) floor (left / (_session->frame_rate() * 60.0f));
 673                 left -= (nframes_t) floor (mins * _session->frame_rate() * 60.0f);
 674                 secs = left / (float) _session->frame_rate();
 675                 sprintf (start_str, "%02d:%02d:%06.3f", hrs, mins, secs);
 676
 677                 left = region->position() + region->length() - 1;
 678                 hrs = (int) floor (left / (_session->frame_rate() * 60.0f * 60.0f));
 679                 left -= (nframes_t) floor (hrs * _session->frame_rate() * 60.0f * 60.0f);
 680                 mins = (int) floor (left / (_session->frame_rate() * 60.0f));
 681                 left -= (nframes_t) floor (mins * _session->frame_rate() * 60.0f);
 682                 secs = left / (float) _session->frame_rate();
 683                 sprintf (end_str, "%02d:%02d:%06.3f", hrs, mins, secs);
 684
 685                 left = region->length();
 686                 hrs = (int) floor (left / (_session->frame_rate() * 60.0f * 60.0f));
 687                 left -= (nframes_t) floor (hrs * _session->frame_rate() * 60.0f * 60.0f);
 688                 mins = (int) floor (left / (_session->frame_rate() * 60.0f));
 689                 left -= (nframes_t) floor (mins * _session->frame_rate() * 60.0f);
 690                 secs = left / (float) _session->frame_rate();
 691                 sprintf (length_str, "%02d:%02d:%06.3f", hrs, mins, secs);
 692
 693                 left = region->sync_position() + region->position();
 694                 hrs = (int) floor (left / (_session->frame_rate() * 60.0f * 60.0f));
 695                 left -= (nframes_t) floor (hrs * _session->frame_rate() * 60.0f * 60.0f);
 696                 mins = (int) floor (left / (_session->frame_rate() * 60.0f));
 697                 left -= (nframes_t) floor (mins * _session->frame_rate() * 60.0f);
 698                 secs = left / (float) _session->frame_rate();
 699                 sprintf (sync_str, "%02d:%02d:%06.3f", hrs, mins, secs);
 700
 701                 if (audioRegion && !fades_in_seconds) {
 702                         left = audioRegion->fade_in()->back()->when;
 703                         hrs = (int) floor (left / (_session->frame_rate() * 60.0f * 60.0f));
 704                         left -= (nframes_t) floor (hrs * _session->frame_rate() * 60.0f * 60.0f);
 705                         mins = (int) floor (left / (_session->frame_rate() * 60.0f));
 706                         left -= (nframes_t) floor (mins * _session->frame_rate() * 60.0f);
 707                         secs = left / (float) _session->frame_rate();
 708                         sprintf (fadein_str, "%02d:%02d:%06.3f", hrs, mins, secs);
 709
 710                         left = audioRegion->fade_out()->back()->when;
 711                         hrs = (int) floor (left / (_session->frame_rate() * 60.0f * 60.0f));
 712                         left -= (nframes_t) floor (hrs * _session->frame_rate() * 60.0f * 60.0f);
 713                         mins = (int) floor (left / (_session->frame_rate() * 60.0f));
 714                         left -= (nframes_t) floor (mins * _session->frame_rate() * 60.0f);
 715                         secs = left / (float) _session->frame_rate();
 716                         sprintf (fadeout_str, "%02d:%02d:%06.3f", hrs, mins, secs);
 717                 }
 718
 719                 break;
 720
 721         case AudioClock::Frames:
 722                 snprintf (start_str, sizeof (start_str), "%" PRId64, region->position());
 723                 snprintf (end_str, sizeof (end_str), "%" PRId64, (region->last_frame()));
 724                 snprintf (length_str, sizeof (length_str), "%" PRId64, region->length());
 725                 snprintf (sync_str, sizeof (sync_str), "%" PRId64, region->sync_position() + region->position());
 726
 727                 if (audioRegion && !fades_in_seconds) {
 728                         snprintf (fadein_str, sizeof (fadein_str), "%u", uint (audioRegion->fade_in()->back()->when));
 729                         snprintf (fadeout_str, sizeof (fadeout_str), "%u", uint (audioRegion->fade_out()->back()->when));
 730                 }
 731
 732                 break;
 733
 734         default:
 735                 break;
 736         }
 737
 738         if (audioRegion && fades_in_seconds) {
 739
 740                 nframes_t left;
 741                 int mins;
 742                 int millisecs;
 743
 744                 left = audioRegion->fade_in()->back()->when;
 745                 mins = (int) floor (left / (_session->frame_rate() * 60.0f));
 746                 left -= (nframes_t) floor (mins * _session->frame_rate() * 60.0f);
 747                 millisecs = (int) floor ((left * 1000.0f) / _session->frame_rate());
 748
 749                 if (audioRegion->fade_in()->back()->when >= _session->frame_rate()) {
 750                         sprintf (fadein_str, "%01dM %01dmS", mins, millisecs);
 751                 } else {
 752                         sprintf (fadein_str, "%01dmS", millisecs);
 753                 }
 754
 755                 left = audioRegion->fade_out()->back()->when;
 756                 mins = (int) floor (left / (_session->frame_rate() * 60.0f));
 757                 left -= (nframes_t) floor (mins * _session->frame_rate() * 60.0f);
 758                 millisecs = (int) floor ((left * 1000.0f) / _session->frame_rate());
 759
 760                 if (audioRegion->fade_out()->back()->when >= _session->frame_rate()) {
 761                         sprintf (fadeout_str, "%01dM %01dmS", mins, millisecs);
 762                 } else {
 763                         sprintf (fadeout_str, "%01dmS", millisecs);
 764                 }
 765         }
 766
 767         if (used > 1) {
 768                 row[_columns.start] = _("Multiple");
 769                 row[_columns.end] = _("Multiple");
 770                 row[_columns.sync] = _("Multiple");
 771                 row[_columns.fadein] = _("Multiple");
 772                 row[_columns.fadeout] = _("Multiple");
 773                 row[_columns.locked] = false;
 774                 row[_columns.glued] = false;
 775                 row[_columns.muted] = false;
 776                 row[_columns.opaque] = false;
 777         } else {
 778                 row[_columns.start] = start_str;
 779                 row[_columns.end] = end_str;
 780
 781                 if (region->sync_position() == 0) {
 782                         row[_columns.sync] = _("Start");
 783                 } else if (region->sync_position() == region->length() - 1) {
 784                         row[_columns.sync] = _("End");
 785                 } else {
 786                         row[_columns.sync] = sync_str;
 787                 }
 788
 789                 if (audioRegion) {
 790                         if (audioRegion->fade_in_active()) {
 791                                 row[_columns.fadein] = string_compose("%1%2%3", " ", fadein_str, " ");
 792                         } else {
 793                                 row[_columns.fadein] = string_compose("%1%2%3", "(", fadein_str, ")");
 794                         }
 795                 } else {
 796                         row[_columns.fadein] = "";
 797                 }
 798
 799                 if (audioRegion) {
 800                         if (audioRegion->fade_out_active()) {
 801                                 row[_columns.fadeout] = string_compose("%1%2%3", " ", fadeout_str, " ");
 802                         } else {
 803                                 row[_columns.fadeout] = string_compose("%1%2%3", "(", fadeout_str, ")");
 804                         }
 805                 } else {
 806                         row[_columns.fadeout] = "";
 807                 }
 808
 809                 row[_columns.locked] = region->locked();
 810
 811                 if (region->positional_lock_style() == Region::MusicTime) {
 812                         row[_columns.glued] = true;
 813                 } else {
 814                         row[_columns.glued] = false;
 815                 }
 816
 817                 row[_columns.muted] = region->muted();
 818                 row[_columns.opaque] = region->opaque();
 819         }
 820
 821         row[_columns.length] = length_str;
 822         row[_columns.used] = used_str;
 823
 824         if (missing_source) {
 825                 row[_columns.path] = _("MISSING ") + region->source()->name();
 826         } else {
 827                 row[_columns.path] = region->source()->name();
 828         }
 829
 830         if (region->n_channels() > 1) {
 831                 row[_columns.name] = string_compose("%1  [%2]", region->name(), region->n_channels());
 832         } else {
 833                 row[_columns.name] = region->name();
 834         }
 835 }
 836
 837 void
 838 EditorRegions::build_menu ()
 839 {
 840         _menu = dynamic_cast<Menu*>(ActionManager::get_widget ("/RegionListMenu"));
 841
 842         /* now grab specific menu items that we need */
 843
 844         Glib::RefPtr<Action> act;
 845
 846         _hide_action = ActionManager::get_action (X_("RegionList"), X_("rlHide"));
 847         _show_action = ActionManager::get_action (X_("RegionList"), X_("rlShow"));
 848
 849         act = ActionManager::get_action (X_("RegionList"), X_("rlShowAll"));
 850         if (act) {
 851                 _toggle_full_action = Glib::RefPtr<ToggleAction>::cast_dynamic (act);
 852         }
 853
 854         act = ActionManager::get_action (X_("RegionList"), X_("rlShowAuto"));
 855         if (act) {
 856                 _toggle_show_auto_regions_action = Glib::RefPtr<ToggleAction>::cast_dynamic (act);
 857         }
 858 }
 859
 860 void
 861 EditorRegions::toggle_show_auto_regions ()
 862 {
 863         _show_automatic_regions = _toggle_show_auto_regions_action->get_active();
 864         redisplay ();
 865 }
 866
 867 void
 868 EditorRegions::toggle_full ()
 869 {
 870         if (_toggle_full_action->get_active()) {
 871                 _display.expand_all ();
 872         } else {
 873                 _display.collapse_all ();
 874         }
 875 }
 876
 877 void
 878 EditorRegions::show_context_menu (int button, int time)
 879 {
 880         if (_menu == 0) {
 881                 build_menu ();
 882         }
 883
 884         if (_display.get_selection()->count_selected_rows() > 0) {
 885                 ActionManager::set_sensitive (ActionManager::region_list_selection_sensitive_actions, true);
 886         } else {
 887                 ActionManager::set_sensitive (ActionManager::region_list_selection_sensitive_actions, false);
 888         }
 889
 890         /* Enable the "Show" option if any selected regions are hidden, and vice versa for "Hide" */
 891
 892         bool have_shown = false;
 893         bool have_hidden = false;
 894
 895         TreeView::Selection::ListHandle_Path rows = _display.get_selection()->get_selected_rows ();
 896         for (TreeView::Selection::ListHandle_Path::iterator i = rows.begin(); i != rows.end(); ++i) {
 897                 TreeIter t = _model->get_iter (*i);
 898                 boost::shared_ptr<Region> r = (*t)[_columns.region];
 899                 if (r) {
 900                         if (r->hidden ()) {
 901                                 have_hidden = true;
 902                         } else {
 903                                 have_shown = true;
 904                         }
 905                 }
 906         }
 907
 908         _hide_action->set_sensitive (have_shown);
 909         _show_action->set_sensitive (have_hidden);
 910
 911         _menu->popup (button, time);
 912 }
 913
 914 bool
 915 EditorRegions::key_press (GdkEventKey* /*ev*/)
 916 {
 917         return false;
 918 }
 919
 920
 921 bool
 922 EditorRegions::button_press (GdkEventButton *ev)
 923 {
 924         boost::shared_ptr<Region> region;
 925         TreeIter iter;
 926         TreeModel::Path path;
 927         TreeViewColumn* column;
 928         int cellx;
 929         int celly;
 930
 931         if (_display.get_path_at_pos ((int)ev->x, (int)ev->y, path, column, cellx, celly)) {
 932                 if ((iter = _model->get_iter (path))) {
 933                         region = (*iter)[_columns.region];
 934                 }
 935         }
 936
 937         if (Keyboard::is_context_menu_event (ev)) {
 938                 show_context_menu (ev->button, ev->time);
 939                 return false;
 940         }
 941
 942         if (region != 0 && Keyboard::is_button2_event (ev)) {
 943                 // start/stop audition
 944                 if (!Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
 945                         _editor->consider_auditioning (region);
 946                 }
 947                 return true;
 948         }
 949
 950         return false;
 951 }
 952
 953 int
 954 EditorRegions::sorter (TreeModel::iterator a, TreeModel::iterator b)
 955 {
 956         int cmp = 0;
 957
 958         boost::shared_ptr<Region> r1 = (*a)[_columns.region];
 959         boost::shared_ptr<Region> r2 = (*b)[_columns.region];
 960
 961         /* handle rows without regions, like "Hidden" */
 962
 963         if (r1 == 0) {
 964                 return -1;
 965         }
 966
 967         if (r2 == 0) {
 968                 return 1;
 969         }
 970
 971         boost::shared_ptr<AudioRegion> region1 = boost::dynamic_pointer_cast<AudioRegion> (r1);
 972         boost::shared_ptr<AudioRegion> region2 = boost::dynamic_pointer_cast<AudioRegion> (r2);
 973
 974         if (region1 == 0 || region2 == 0) {
 975                 Glib::ustring s1;
 976                 Glib::ustring s2;
 977                 switch (_sort_type) {
 978                 case ByName:
 979                         s1 = (*a)[_columns.name];
 980                         s2 = (*b)[_columns.name];
 981                         return (s1.compare (s2));
 982                 default:
 983                         return 0;
 984                 }
 985         }
 986
 987         switch (_sort_type) {
 988         case ByName:
 989                 cmp = strcasecmp (region1->name().c_str(), region2->name().c_str());
 990                 break;
 991
 992         case ByLength:
 993                 cmp = region1->length() - region2->length();
 994                 break;
 995
 996         case ByPosition:
 997                 cmp = region1->position() - region2->position();
 998                 break;
 999
1000         case ByTimestamp:
1001                 cmp = region1->source()->timestamp() - region2->source()->timestamp();
1002                 break;
1003
1004         case ByStartInFile:
1005                 cmp = region1->start() - region2->start();
1006                 break;
1007
1008         case ByEndInFile:
1009                 // cerr << "Compare " << (region1->start() + region1->length()) << " and " << (region2->start() + region2->length()) << endl;
1010                 cmp = (region1->start() + region1->length()) - (region2->start() + region2->length());
1011                 break;
1012
1013         case BySourceFileName:
1014                 cmp = strcasecmp (region1->source()->name().c_str(), region2->source()->name().c_str());
1015                 break;
1016
1017         case BySourceFileLength:
1018                 cmp = region1->source_length(0) - region2->source_length(0);
1019                 break;
1020
1021         case BySourceFileCreationDate:
1022                 cmp = region1->source()->timestamp() - region2->source()->timestamp();
1023                 break;
1024
1025         case BySourceFileFS:
1026                 if (region1->source()->name() == region2->source()->name()) {
1027                         cmp = strcasecmp (region1->name().c_str(),  region2->name().c_str());
1028                 } else {
1029                         cmp = strcasecmp (region1->source()->name().c_str(),  region2->source()->name().c_str());
1030                 }
1031                 break;
1032         }
1033
1034         // cerr << "Comparison on " << enum_2_string (_sort_type) << " gives " << cmp << endl;
1035
1036         if (cmp < 0) {
1037                 return -1;
1038         } else if (cmp > 0) {
1039                 return 1;
1040         } else {
1041                 return 0;
1042         }
1043 }
1044
1045 void
1046 EditorRegions::reset_sort_type (RegionListSortType type, bool force)
1047 {
1048         if (type != _sort_type || force) {
1049                 _sort_type = type;
1050                 _model->set_sort_func (0, (sigc::mem_fun (*this, &EditorRegions::sorter)));
1051         }
1052 }
1053
1054 void
1055 EditorRegions::reset_sort_direction (bool up)
1056 {
1057         _model->set_sort_column (0, up ? SORT_ASCENDING : SORT_DESCENDING);
1058 }
1059
1060 void
1061 EditorRegions::selection_mapover (sigc::slot<void,boost::shared_ptr<Region> > sl)
1062 {
1063         Glib::RefPtr<TreeSelection> selection = _display.get_selection();
1064         TreeView::Selection::ListHandle_Path rows = selection->get_selected_rows ();
1065         TreeView::Selection::ListHandle_Path::iterator i = rows.begin();
1066
1067         if (selection->count_selected_rows() == 0 || _session == 0) {
1068                 return;
1069         }
1070
1071         for (; i != rows.end(); ++i) {
1072                 TreeIter iter;
1073
1074                 if ((iter = _model->get_iter (*i))) {
1075
1076                         /* some rows don't have a region associated with them, but can still be
1077                            selected (XXX maybe prevent them from being selected)
1078                         */
1079
1080                         boost::shared_ptr<Region> r = (*iter)[_columns.region];
1081
1082                         if (r) {
1083                                 sl (r);
1084                         }
1085                 }
1086         }
1087 }
1088
1089
1090 void
1091 EditorRegions::drag_data_received (const RefPtr<Gdk::DragContext>& context,
1092                                    int x, int y,
1093                                    const SelectionData& data,
1094                                    guint info, guint time)
1095 {
1096         vector<ustring> paths;
1097
1098         if (data.get_target() == "GTK_TREE_MODEL_ROW") {
1099                 /* something is being dragged over the region list */
1100                 _editor->_drags->abort ();
1101                 _display.on_drag_data_received (context, x, y, data, info, time);
1102                 return;
1103         }
1104
1105         if (_editor->convert_drop_to_paths (paths, context, x, y, data, info, time) == 0) {
1106                 nframes64_t pos = 0;
1107                 if (Profile->get_sae() || Config->get_only_copy_imported_files()) {
1108                         _editor->do_import (paths, Editing::ImportDistinctFiles, Editing::ImportAsRegion, SrcBest, pos);
1109                 } else {
1110                         _editor->do_embed (paths, Editing::ImportDistinctFiles, ImportAsRegion, pos);
1111                 }
1112                 context->drag_finish (true, false, time);
1113         }
1114 }
1115
1116 bool
1117 EditorRegions::selection_filter (const RefPtr<TreeModel>& model, const TreeModel::Path& path, bool /*yn*/)
1118 {
1119         /* not possible to select rows that do not represent regions, like "Hidden" */
1120
1121         TreeModel::iterator iter = model->get_iter (path);
1122
1123         if (iter) {
1124                 boost::shared_ptr<Region> r =(*iter)[_columns.region];
1125                 if (!r) {
1126                         return false;
1127                 }
1128         }
1129
1130         return true;
1131 }
1132
1133 void
1134 EditorRegions::name_edit (const Glib::ustring& path, const Glib::ustring& new_text)
1135 {
1136         boost::shared_ptr<Region> region;
1137         TreeIter iter;
1138
1139         if ((iter = _model->get_iter (path))) {
1140                 region = (*iter)[_columns.region];
1141                 (*iter)[_columns.name] = new_text;
1142         }
1143
1144         /* now mapover everything */
1145
1146         if (region) {
1147                 vector<RegionView*> equivalents;
1148                 _editor->get_regions_corresponding_to (region, equivalents);
1149
1150                 for (vector<RegionView*>::iterator i = equivalents.begin(); i != equivalents.end(); ++i) {
1151                         if (new_text != (*i)->region()->name()) {
1152                                 (*i)->region()->set_name (new_text);
1153                         }
1154                 }
1155         }
1156
1157 }
1158
1159 /** @return Region that has been dragged out of the list, or 0 */
1160 boost::shared_ptr<Region>
1161 EditorRegions::get_dragged_region ()
1162 {
1163         list<boost::shared_ptr<Region> > regions;
1164         TreeView* source;
1165         _display.get_object_drag_data (regions, &source);
1166
1167         if (regions.empty()) {
1168                 return boost::shared_ptr<Region> ();
1169         }
1170
1171         assert (regions.size() == 1);
1172         return regions.front ();
1173 }
1174
1175 void
1176 EditorRegions::clear ()
1177 {
1178         _display.set_model (Glib::RefPtr<Gtk::TreeStore> (0));
1179         _model->clear ();
1180         _display.set_model (_model);
1181 }
1182
1183 boost::shared_ptr<Region>
1184 EditorRegions::get_single_selection ()
1185 {
1186         Glib::RefPtr<TreeSelection> selected = _display.get_selection();
1187
1188         if (selected->count_selected_rows() != 1) {
1189                 return boost::shared_ptr<Region> ();
1190         }
1191
1192         TreeView::Selection::ListHandle_Path rows = selected->get_selected_rows ();
1193
1194         /* only one row selected, so rows.begin() is it */
1195
1196         TreeIter iter = _model->get_iter (*rows.begin());
1197
1198         if (!iter) {
1199                 return boost::shared_ptr<Region> ();
1200         }
1201
1202         return (*iter)[_columns.region];
1203 }