gtk2_ardour/editor_selection.cc

   1 /*
   2     Copyright (C) 2000-2006 Paul Davis
   3
   4     This program is free software; you can redistribute it and/or modify
   5     it under the terms of the GNU General Public License as published by
   6     the Free Software Foundation; either version 2 of the License, or
   7     (at your option) any later version.
   8
   9     This program is distributed in the hope that it will be useful,
  10     but WITHOUT ANY WARRANTY; without even the implied warranty of
  11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12     GNU General Public License for more details.
  13
  14     You should have received a copy of the GNU General Public License
  15     along with this program; if not, write to the Free Software
  16     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  17
  18 */
  19
  20 #include <algorithm>
  21 #include <cstdlib>
  22
  23 #include "pbd/stacktrace.h"
  24
  25 #include "ardour/session.h"
  26 #include "ardour/playlist.h"
  27 #include "ardour/route_group.h"
  28 #include "ardour/profile.h"
  29 #include "ardour/midi_region.h"
  30
  31 #include "editor.h"
  32 #include "actions.h"
  33 #include "audio_time_axis.h"
  34 #include "audio_region_view.h"
  35 #include "audio_streamview.h"
  36 #include "automation_line.h"
  37 #include "control_point.h"
  38 #include "editor_regions.h"
  39 #include "editor_cursors.h"
  40 #include "midi_region_view.h"
  41
  42 #include "i18n.h"
  43
  44 using namespace std;
  45 using namespace ARDOUR;
  46 using namespace PBD;
  47 using namespace Gtk;
  48 using namespace Glib;
  49 using namespace Gtkmm2ext;
  50 using namespace Editing;
  51
  52 struct TrackViewByPositionSorter
  53 {
  54     bool operator() (const TimeAxisView* a, const TimeAxisView *b) {
  55             return a->y_position() < b->y_position();
  56     }
  57 };
  58
  59 bool
  60 Editor::extend_selection_to_track (TimeAxisView& view)
  61 {
  62         if (selection->selected (&view)) {
  63                 /* already selected, do nothing */
  64                 return false;
  65         }
  66
  67         if (selection->tracks.empty()) {
  68
  69                 if (!selection->selected (&view)) {
  70                         selection->set (&view);
  71                         return true;
  72                 } else {
  73                         return false;
  74                 }
  75         }
  76
  77         /* something is already selected, so figure out which range of things to add */
  78
  79         TrackViewList to_be_added;
  80         TrackViewList sorted = track_views;
  81         TrackViewByPositionSorter cmp;
  82         bool passed_clicked = false;
  83         bool forwards = true;
  84
  85         sorted.sort (cmp);
  86
  87         if (!selection->selected (&view)) {
  88                 to_be_added.push_back (&view);
  89         }
  90
  91         /* figure out if we should go forward or backwards */
  92
  93         for (TrackViewList::iterator i = sorted.begin(); i != sorted.end(); ++i) {
  94
  95                 if ((*i) == &view) {
  96                         passed_clicked = true;
  97                 }
  98
  99                 if (selection->selected (*i)) {
 100                         if (passed_clicked) {
 101                                 forwards = true;
 102                         } else {
 103                                 forwards = false;
 104                         }
 105                         break;
 106                 }
 107         }
 108
 109         passed_clicked = false;
 110
 111         if (forwards) {
 112
 113                 for (TrackViewList::iterator i = sorted.begin(); i != sorted.end(); ++i) {
 114
 115                         if ((*i) == &view) {
 116                                 passed_clicked = true;
 117                                 continue;
 118                         }
 119
 120                         if (passed_clicked) {
 121                                 if ((*i)->hidden()) {
 122                                         continue;
 123                                 }
 124                                 if (selection->selected (*i)) {
 125                                         break;
 126                                 } else if (!(*i)->hidden()) {
 127                                         to_be_added.push_back (*i);
 128                                 }
 129                         }
 130                 }
 131
 132         } else {
 133
 134                 for (TrackViewList::reverse_iterator r = sorted.rbegin(); r != sorted.rend(); ++r) {
 135
 136                         if ((*r) == &view) {
 137                                 passed_clicked = true;
 138                                 continue;
 139                         }
 140
 141                         if (passed_clicked) {
 142
 143                                 if ((*r)->hidden()) {
 144                                         continue;
 145                                 }
 146
 147                                 if (selection->selected (*r)) {
 148                                         break;
 149                                 } else if (!(*r)->hidden()) {
 150                                         to_be_added.push_back (*r);
 151                                 }
 152                         }
 153                 }
 154         }
 155
 156         if (!to_be_added.empty()) {
 157                 selection->add (to_be_added);
 158                 return true;
 159         }
 160
 161         return false;
 162 }
 163
 164 void
 165 Editor::select_all_tracks ()
 166 {
 167         TrackViewList visible_views;
 168         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
 169                 if ((*i)->marked_for_display()) {
 170                         visible_views.push_back (*i);
 171                 }
 172         }
 173         selection->set (visible_views);
 174 }
 175
 176 /** Select clicked_axisview, unless there are no currently selected
 177  *  tracks, in which case nothing will happen unless `force' is true.
 178  */
 179 void
 180 Editor::set_selected_track_as_side_effect (Selection::Operation op, bool /*force*/)
 181 {
 182         if (!clicked_axisview) {
 183                 return;
 184         }
 185
 186 #if 1
 187         if (!clicked_routeview) {
 188                 return;
 189         }
 190
 191         bool had_tracks = !selection->tracks.empty();
 192         RouteGroup* group = clicked_routeview->route()->route_group();
 193         RouteGroup& arg (_session->all_route_group());
 194
 195         switch (op) {
 196         case Selection::Toggle:
 197                 if (selection->selected (clicked_axisview)) {
 198                         if (arg.is_select() && arg.is_active()) {
 199                                 for (TrackViewList::iterator i = track_views.begin(); i != track_views.end (); ++i) {
 200                                         selection->remove(*i);
 201                                 }
 202                         } else if (group && group->is_active()) {
 203                                 for (TrackViewList::iterator i = track_views.begin(); i != track_views.end (); ++i) {
 204                                         if ((*i)->route_group() == group)
 205                                                 selection->remove(*i);
 206                                 }
 207                         } else {
 208                                 selection->remove (clicked_axisview);
 209                         }
 210                 } else {
 211                         if (arg.is_select() && arg.is_active()) {
 212                                 for (TrackViewList::iterator i = track_views.begin(); i != track_views.end (); ++i) {
 213                                                 selection->add(*i);
 214                                 }
 215                         } else if (group && group->is_active()) {
 216                                 for (TrackViewList::iterator i = track_views.begin(); i != track_views.end (); ++i) {
 217                                         if ( (*i)->route_group() == group)
 218                                                 selection->add(*i);
 219                                 }
 220                         } else {
 221                                 selection->add (clicked_axisview);
 222                         }
 223                 }
 224                 break;
 225
 226         case Selection::Add:
 227                 if (!had_tracks && arg.is_select() && arg.is_active()) {
 228                         /* nothing was selected already, and all group is active etc. so use
 229                            all tracks.
 230                         */
 231                         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end (); ++i) {
 232                                         selection->add(*i);
 233                         }
 234                 } else if (group && group->is_active()) {
 235                         for (TrackViewList::iterator i  = track_views.begin(); i != track_views.end (); ++i) {
 236                                 if ((*i)->route_group() == group)
 237                                         selection->add(*i);
 238                         }
 239                 } else {
 240                         selection->add (clicked_axisview);
 241                 }
 242                 break;
 243
 244         case Selection::Set:
 245                 selection->clear();
 246                 if (!had_tracks && arg.is_select() && arg.is_active()) {
 247                         /* nothing was selected already, and all group is active etc. so use
 248                            all tracks.
 249                         */
 250                         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end (); ++i) {
 251                                         selection->add(*i);
 252                         }
 253                 } else if (group && group->is_active()) {
 254                         for (TrackViewList::iterator i  = track_views.begin(); i != track_views.end (); ++i) {
 255                                 if ((*i)->route_group() == group)
 256                                         selection->add(*i);
 257                         }
 258                 } else {
 259                         selection->set (clicked_axisview);
 260                 }
 261                 break;
 262
 263         case Selection::Extend:
 264                 selection->clear();
 265                 cerr << ("Editor::set_selected_track_as_side_effect  case  Selection::Add  not yet implemented\n");
 266                 break;
 267         }
 268
 269 #else // the older version
 270
 271         if (!selection->tracks.empty()) {
 272                 if (!selection->selected (clicked_axisview)) {
 273                         selection->add (clicked_axisview);
 274                 }
 275
 276         } else if (force) {
 277                 selection->set (clicked_axisview);
 278         }
 279 #endif
 280 }
 281
 282 void
 283 Editor::set_selected_track (TimeAxisView& view, Selection::Operation op, bool no_remove)
 284 {
 285         switch (op) {
 286         case Selection::Toggle:
 287                 if (selection->selected (&view)) {
 288                         if (!no_remove) {
 289                                 selection->remove (&view);
 290                         }
 291                 } else {
 292                         selection->add (&view);
 293                 }
 294                 break;
 295
 296         case Selection::Add:
 297                 if (!selection->selected (&view)) {
 298                         selection->add (&view);
 299                 }
 300                 break;
 301
 302         case Selection::Set:
 303                 selection->set (&view);
 304                 break;
 305
 306         case Selection::Extend:
 307                 extend_selection_to_track (view);
 308                 break;
 309         }
 310 }
 311
 312 void
 313 Editor::set_selected_track_from_click (bool press, Selection::Operation op, bool no_remove)
 314 {
 315         if (!clicked_routeview) {
 316                 return;
 317         }
 318
 319         if (!press) {
 320                 return;
 321         }
 322
 323         set_selected_track (*clicked_routeview, op, no_remove);
 324 }
 325
 326 bool
 327 Editor::set_selected_control_point_from_click (Selection::Operation op, bool /*no_remove*/)
 328 {
 329         if (!clicked_control_point) {
 330                 return false;
 331         }
 332
 333         switch (op) {
 334         case Selection::Set:
 335                 selection->set (clicked_control_point);
 336                 break;
 337         case Selection::Add:
 338                 selection->add (clicked_control_point);
 339                 break;
 340         case Selection::Toggle:
 341                 selection->toggle (clicked_control_point);
 342                 break;
 343         case Selection::Extend:
 344                 /* XXX */
 345                 break;
 346         }
 347
 348         return true;
 349 }
 350
 351 void
 352 Editor::get_onscreen_tracks (TrackViewList& tvl)
 353 {
 354         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
 355                 if ((*i)->y_position() < _canvas_height) {
 356                         tvl.push_back (*i);
 357                 }
 358         }
 359 }
 360
 361 /** Call a slot for a given `basis' track and also for any track that is in the same
 362  *  active route group with a particular set of properties.
 363  *
 364  *  @param sl Slot to call.
 365  *  @param basis Basis track.
 366  *  @param prop Properties that active edit groups must share to be included in the map.
 367  */
 368
 369 void
 370 Editor::mapover_tracks (sigc::slot<void, RouteTimeAxisView&, uint32_t> sl, TimeAxisView* basis, PBD::PropertyID prop) const
 371 {
 372         RouteTimeAxisView* route_basis = dynamic_cast<RouteTimeAxisView*> (basis);
 373
 374         if (route_basis == 0) {
 375                 return;
 376         }
 377
 378         set<RouteTimeAxisView*> tracks;
 379         tracks.insert (route_basis);
 380
 381         RouteGroup* group = route_basis->route()->route_group();
 382
 383         if (group && group->enabled_property(prop) && group->enabled_property (Properties::active.property_id) ) {
 384
 385                 /* the basis is a member of an active route group, with the appropriate
 386                    properties; find other members */
 387
 388                 for (TrackViewList::const_iterator i = track_views.begin(); i != track_views.end(); ++i) {
 389                         RouteTimeAxisView* v = dynamic_cast<RouteTimeAxisView*> (*i);
 390                         if (v && v->route()->route_group() == group) {
 391                                 tracks.insert (v);
 392                         }
 393                 }
 394         }
 395
 396         /* call the slots */
 397         uint32_t const sz = tracks.size ();
 398
 399         for (set<RouteTimeAxisView*>::iterator i = tracks.begin(); i != tracks.end(); ++i) {
 400                 sl (**i, sz);
 401         }
 402 }
 403
 404 void
 405 Editor::mapped_get_equivalent_regions (RouteTimeAxisView& tv, uint32_t, RegionView * basis, vector<RegionView*>* all_equivs) const
 406 {
 407         boost::shared_ptr<Playlist> pl;
 408         vector<boost::shared_ptr<Region> > results;
 409         RegionView* marv;
 410         boost::shared_ptr<Track> tr;
 411
 412         if ((tr = tv.track()) == 0) {
 413                 /* bus */
 414                 return;
 415         }
 416
 417         if (&tv == &basis->get_time_axis_view()) {
 418                 /* looking in same track as the original */
 419                 return;
 420         }
 421
 422         if ((pl = tr->playlist()) != 0) {
 423                 pl->get_equivalent_regions (basis->region(), results);
 424         }
 425
 426         for (vector<boost::shared_ptr<Region> >::iterator ir = results.begin(); ir != results.end(); ++ir) {
 427                 if ((marv = tv.view()->find_view (*ir)) != 0) {
 428                         all_equivs->push_back (marv);
 429                 }
 430         }
 431 }
 432
 433 void
 434 Editor::get_equivalent_regions (RegionView* basis, vector<RegionView*>& equivalent_regions, PBD::PropertyID property) const
 435 {
 436         mapover_tracks (sigc::bind (sigc::mem_fun (*this, &Editor::mapped_get_equivalent_regions), basis, &equivalent_regions), &basis->get_time_axis_view(), property);
 437
 438         /* add clicked regionview since we skipped all other regions in the same track as the one it was in */
 439
 440         equivalent_regions.push_back (basis);
 441 }
 442
 443 RegionSelection
 444 Editor::get_equivalent_regions (RegionSelection & basis, PBD::PropertyID prop) const
 445 {
 446         RegionSelection equivalent;
 447
 448         for (RegionSelection::const_iterator i = basis.begin(); i != basis.end(); ++i) {
 449
 450                 vector<RegionView*> eq;
 451
 452                 mapover_tracks (
 453                         sigc::bind (sigc::mem_fun (*this, &Editor::mapped_get_equivalent_regions), *i, &eq),
 454                         &(*i)->get_time_axis_view(), prop
 455                         );
 456
 457                 for (vector<RegionView*>::iterator j = eq.begin(); j != eq.end(); ++j) {
 458                         equivalent.add (*j);
 459                 }
 460
 461                 equivalent.add (*i);
 462         }
 463
 464         return equivalent;
 465 }
 466
 467
 468 int
 469 Editor::get_regionview_count_from_region_list (boost::shared_ptr<Region> region)
 470 {
 471         int region_count = 0;
 472
 473         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
 474
 475                 RouteTimeAxisView* tatv;
 476
 477                 if ((tatv = dynamic_cast<RouteTimeAxisView*> (*i)) != 0) {
 478
 479                         boost::shared_ptr<Playlist> pl;
 480                         vector<boost::shared_ptr<Region> > results;
 481                         RegionView* marv;
 482                         boost::shared_ptr<Track> tr;
 483
 484                         if ((tr = tatv->track()) == 0) {
 485                                 /* bus */
 486                                 continue;
 487                         }
 488
 489                         if ((pl = (tr->playlist())) != 0) {
 490                                 pl->get_region_list_equivalent_regions (region, results);
 491                         }
 492
 493                         for (vector<boost::shared_ptr<Region> >::iterator ir = results.begin(); ir != results.end(); ++ir) {
 494                                 if ((marv = tatv->view()->find_view (*ir)) != 0) {
 495                                         region_count++;
 496                                 }
 497                         }
 498
 499                 }
 500         }
 501
 502         return region_count;
 503 }
 504
 505
 506 bool
 507 Editor::set_selected_regionview_from_click (bool press, Selection::Operation op, bool /*no_track_remove*/)
 508 {
 509         vector<RegionView*> all_equivalent_regions;
 510         bool commit = false;
 511
 512         if (!clicked_regionview || !clicked_routeview) {
 513                 return false;
 514         }
 515
 516         if (press) {
 517                 button_release_can_deselect = false;
 518         }
 519
 520         if (op == Selection::Toggle || op == Selection::Set) {
 521
 522
 523                 switch (op) {
 524                 case Selection::Toggle:
 525
 526                         if (selection->selected (clicked_regionview)) {
 527                                 if (press) {
 528
 529                                         /* whatever was clicked was selected already; do nothing here but allow
 530                                            the button release to deselect it
 531                                         */
 532
 533                                         button_release_can_deselect = true;
 534
 535                                 } else {
 536
 537                                         if (button_release_can_deselect) {
 538
 539                                                 /* just remove this one region, but only on a permitted button release */
 540
 541                                                 selection->remove (clicked_regionview);
 542                                                 commit = true;
 543
 544                                                 /* no more deselect action on button release till a new press
 545                                                    finds an already selected object.
 546                                                 */
 547
 548                                                 button_release_can_deselect = false;
 549                                         }
 550                                 }
 551
 552                         } else {
 553
 554                                 if (press) {
 555
 556                                         if (selection->selected (clicked_routeview)) {
 557                                                 get_equivalent_regions (clicked_regionview, all_equivalent_regions, ARDOUR::Properties::select.property_id);
 558                                         } else {
 559                                                 all_equivalent_regions.push_back (clicked_regionview);
 560                                         }
 561
 562                                         /* add all the equivalent regions, but only on button press */
 563
 564                                         if (!all_equivalent_regions.empty()) {
 565                                                 commit = true;
 566                                         }
 567
 568                                         selection->add (all_equivalent_regions);
 569                                 }
 570                         }
 571                         break;
 572
 573                 case Selection::Set:
 574                         if (!selection->selected (clicked_regionview)) {
 575                                 get_equivalent_regions (clicked_regionview, all_equivalent_regions, ARDOUR::Properties::select.property_id);
 576                                 selection->set (all_equivalent_regions);
 577                                 commit = true;
 578                         } else {
 579                                 /* no commit necessary: clicked on an already selected region */
 580                                 goto out;
 581                         }
 582                         break;
 583
 584                 default:
 585                         /* silly compiler */
 586                         break;
 587                 }
 588
 589         } else if (op == Selection::Extend) {
 590
 591                 list<Selectable*> results;
 592                 framepos_t last_frame;
 593                 framepos_t first_frame;
 594                 bool same_track = false;
 595
 596                 /* 1. find the last selected regionview in the track that was clicked in */
 597
 598                 last_frame = 0;
 599                 first_frame = max_framepos;
 600
 601                 for (RegionSelection::iterator x = selection->regions.begin(); x != selection->regions.end(); ++x) {
 602                         if (&(*x)->get_time_axis_view() == &clicked_regionview->get_time_axis_view()) {
 603
 604                                 if ((*x)->region()->last_frame() > last_frame) {
 605                                         last_frame = (*x)->region()->last_frame();
 606                                 }
 607
 608                                 if ((*x)->region()->first_frame() < first_frame) {
 609                                         first_frame = (*x)->region()->first_frame();
 610                                 }
 611
 612                                 same_track = true;
 613                         }
 614                 }
 615
 616                 if (same_track) {
 617
 618                         /* 2. figure out the boundaries for our search for new objects */
 619
 620                         switch (clicked_regionview->region()->coverage (first_frame, last_frame)) {
 621                         case OverlapNone:
 622                                 if (last_frame < clicked_regionview->region()->first_frame()) {
 623                                         first_frame = last_frame;
 624                                         last_frame = clicked_regionview->region()->last_frame();
 625                                 } else {
 626                                         last_frame = first_frame;
 627                                         first_frame = clicked_regionview->region()->first_frame();
 628                                 }
 629                                 break;
 630
 631                         case OverlapExternal:
 632                                 if (last_frame < clicked_regionview->region()->first_frame()) {
 633                                         first_frame = last_frame;
 634                                         last_frame = clicked_regionview->region()->last_frame();
 635                                 } else {
 636                                         last_frame = first_frame;
 637                                         first_frame = clicked_regionview->region()->first_frame();
 638                                 }
 639                                 break;
 640
 641                         case OverlapInternal:
 642                                 if (last_frame < clicked_regionview->region()->first_frame()) {
 643                                         first_frame = last_frame;
 644                                         last_frame = clicked_regionview->region()->last_frame();
 645                                 } else {
 646                                         last_frame = first_frame;
 647                                         first_frame = clicked_regionview->region()->first_frame();
 648                                 }
 649                                 break;
 650
 651                         case OverlapStart:
 652                         case OverlapEnd:
 653                                 /* nothing to do except add clicked region to selection, since it
 654                                    overlaps with the existing selection in this track.
 655                                 */
 656                                 break;
 657                         }
 658
 659                 } else {
 660
 661                         /* click in a track that has no regions selected, so extend vertically
 662                            to pick out all regions that are defined by the existing selection
 663                            plus this one.
 664                         */
 665
 666
 667                         first_frame = clicked_regionview->region()->position();
 668                         last_frame = clicked_regionview->region()->last_frame();
 669
 670                         for (RegionSelection::iterator i = selection->regions.begin(); i != selection->regions.end(); ++i) {
 671                                 if ((*i)->region()->position() < first_frame) {
 672                                         first_frame = (*i)->region()->position();
 673                                 }
 674                                 if ((*i)->region()->last_frame() + 1 > last_frame) {
 675                                         last_frame = (*i)->region()->last_frame();
 676                                 }
 677                         }
 678                 }
 679
 680                 /* 2. find all the tracks we should select in */
 681
 682                 set<RouteTimeAxisView*> relevant_tracks;
 683
 684                 for (TrackSelection::iterator i = selection->tracks.begin(); i != selection->tracks.end(); ++i) {
 685                         RouteTimeAxisView* r = dynamic_cast<RouteTimeAxisView*> (*i);
 686                         if (r) {
 687                                 relevant_tracks.insert (r);
 688                         }
 689                 }
 690
 691                 set<RouteTimeAxisView*> already_in_selection;
 692
 693                 if (relevant_tracks.empty()) {
 694
 695                         /* no tracks selected .. thus .. if the
 696                            regionview we're in isn't selected
 697                            (i.e. we're about to extend to it), then
 698                            find all tracks between the this one and
 699                            any selected ones.
 700                         */
 701
 702                         if (!selection->selected (clicked_regionview)) {
 703
 704                                 RouteTimeAxisView* rtv = dynamic_cast<RouteTimeAxisView*> (&clicked_regionview->get_time_axis_view());
 705
 706                                 if (rtv) {
 707
 708                                         /* add this track to the ones we will search */
 709
 710                                         relevant_tracks.insert (rtv);
 711
 712                                         /* find the track closest to this one that
 713                                            already a selected region.
 714                                         */
 715
 716                                         RouteTimeAxisView* closest = 0;
 717                                         int distance = INT_MAX;
 718                                         int key = rtv->route()->order_key ("editor");
 719
 720                                         for (RegionSelection::iterator x = selection->regions.begin(); x != selection->regions.end(); ++x) {
 721
 722                                                 RouteTimeAxisView* artv = dynamic_cast<RouteTimeAxisView*>(&(*x)->get_time_axis_view());
 723
 724                                                 if (artv && artv != rtv) {
 725
 726                                                         pair<set<RouteTimeAxisView*>::iterator,bool> result;
 727
 728                                                         result = already_in_selection.insert (artv);
 729
 730                                                         if (result.second) {
 731                                                                 /* newly added to already_in_selection */
 732
 733                                                                 int d = artv->route()->order_key ("editor");
 734
 735                                                                 d -= key;
 736
 737                                                                 if (abs (d) < distance) {
 738                                                                         distance = abs (d);
 739                                                                         closest = artv;
 740                                                                 }
 741                                                         }
 742                                                 }
 743                                         }
 744
 745                                         if (closest) {
 746
 747                                                 /* now add all tracks between that one and this one */
 748
 749                                                 int okey = closest->route()->order_key ("editor");
 750
 751                                                 if (okey > key) {
 752                                                         swap (okey, key);
 753                                                 }
 754
 755                                                 for (TrackViewList::iterator x = track_views.begin(); x != track_views.end(); ++x) {
 756                                                         RouteTimeAxisView* artv = dynamic_cast<RouteTimeAxisView*>(*x);
 757                                                         if (artv && artv != rtv) {
 758
 759                                                                 int k = artv->route()->order_key ("editor");
 760
 761                                                                 if (k >= okey && k <= key) {
 762
 763                                                                         /* in range but don't add it if
 764                                                                            it already has tracks selected.
 765                                                                            this avoids odd selection
 766                                                                            behaviour that feels wrong.
 767                                                                         */
 768
 769                                                                         if (find (already_in_selection.begin(),
 770                                                                                   already_in_selection.end(),
 771                                                                                   artv) == already_in_selection.end()) {
 772
 773                                                                                 relevant_tracks.insert (artv);
 774                                                                         }
 775                                                                 }
 776                                                         }
 777                                                 }
 778                                         }
 779                                 }
 780                         }
 781                 }
 782
 783                 /* 3. find all selectable objects (regionviews in this case) between that one and the end of the
 784                            one that was clicked.
 785                 */
 786
 787                 for (set<RouteTimeAxisView*>::iterator t = relevant_tracks.begin(); t != relevant_tracks.end(); ++t) {
 788                         (*t)->get_selectables (first_frame, last_frame, -1.0, -1.0, results);
 789                 }
 790
 791                 /* 4. convert to a vector of regions */
 792
 793                 vector<RegionView*> regions;
 794
 795                 for (list<Selectable*>::iterator x = results.begin(); x != results.end(); ++x) {
 796                         RegionView* arv;
 797
 798                         if ((arv = dynamic_cast<RegionView*>(*x)) != 0) {
 799                                 regions.push_back (arv);
 800                         }
 801                 }
 802
 803                 if (!regions.empty()) {
 804                         selection->add (regions);
 805                         commit = true;
 806                 }
 807         }
 808
 809   out:
 810         return commit;
 811 }
 812
 813
 814 void
 815 Editor::set_selected_regionview_from_region_list (boost::shared_ptr<Region> region, Selection::Operation op)
 816 {
 817         vector<RegionView*> all_equivalent_regions;
 818
 819         get_regions_corresponding_to (region, all_equivalent_regions);
 820
 821         if (all_equivalent_regions.empty()) {
 822                 return;
 823         }
 824
 825         begin_reversible_command (_("set selected regions"));
 826
 827         switch (op) {
 828         case Selection::Toggle:
 829                 /* XXX this is not correct */
 830                 selection->toggle (all_equivalent_regions);
 831                 break;
 832         case Selection::Set:
 833                 selection->set (all_equivalent_regions);
 834                 break;
 835         case Selection::Extend:
 836                 selection->add (all_equivalent_regions);
 837                 break;
 838         case Selection::Add:
 839                 selection->add (all_equivalent_regions);
 840                 break;
 841         }
 842
 843         commit_reversible_command () ;
 844 }
 845
 846 bool
 847 Editor::set_selected_regionview_from_map_event (GdkEventAny* /*ev*/, StreamView* sv, boost::weak_ptr<Region> weak_r)
 848 {
 849         RegionView* rv;
 850         boost::shared_ptr<Region> r (weak_r.lock());
 851
 852         if (!r) {
 853                 return true;
 854         }
 855
 856         if ((rv = sv->find_view (r)) == 0) {
 857                 return true;
 858         }
 859
 860         /* don't reset the selection if its something other than
 861            a single other region.
 862         */
 863
 864         if (selection->regions.size() > 1) {
 865                 return true;
 866         }
 867
 868         begin_reversible_command (_("set selected regions"));
 869
 870         selection->set (rv);
 871
 872         commit_reversible_command () ;
 873
 874         return true;
 875 }
 876
 877 void
 878 Editor::track_selection_changed ()
 879 {
 880         switch (selection->tracks.size()) {
 881         case 0:
 882                 break;
 883         default:
 884                 set_selected_mixer_strip (*(selection->tracks.front()));
 885                 break;
 886         }
 887
 888         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
 889
 890                 bool yn = (find (selection->tracks.begin(), selection->tracks.end(), *i) != selection->tracks.end());
 891
 892                 (*i)->set_selected (yn);
 893
 894                 TimeAxisView::Children c = (*i)->get_child_list ();
 895                 for (TimeAxisView::Children::iterator j = c.begin(); j != c.end(); ++j) {
 896                         (*j)->set_selected (find (selection->tracks.begin(), selection->tracks.end(), j->get()) != selection->tracks.end());
 897                 }
 898
 899                 if (yn &&
 900                     ((mouse_mode == MouseRange) ||
 901                      ((mouse_mode == MouseObject) && (_join_object_range_state == JOIN_OBJECT_RANGE_OBJECT)))) {
 902                         (*i)->reshow_selection (selection->time);
 903                 } else {
 904                         (*i)->hide_selection ();
 905                 }
 906         }
 907
 908         ActionManager::set_sensitive (ActionManager::track_selection_sensitive_actions, !selection->tracks.empty());
 909 }
 910
 911 void
 912 Editor::time_selection_changed ()
 913 {
 914         if (Profile->get_sae()) {
 915                 return;
 916         }
 917
 918         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
 919                 (*i)->hide_selection ();
 920         }
 921
 922         for (TrackSelection::iterator i = selection->tracks.begin(); i != selection->tracks.end(); ++i) {
 923                 (*i)->show_selection (selection->time);
 924         }
 925
 926         if (selection->time.empty()) {
 927                 ActionManager::set_sensitive (ActionManager::time_selection_sensitive_actions, false);
 928         } else {
 929                 ActionManager::set_sensitive (ActionManager::time_selection_sensitive_actions, true);
 930         }
 931 }
 932
 933 /** Set all region actions to have a given sensitivity */
 934 void
 935 Editor::sensitize_all_region_actions (bool s)
 936 {
 937         Glib::ListHandle<Glib::RefPtr<Action> > all = _region_actions->get_actions ();
 938
 939         for (Glib::ListHandle<Glib::RefPtr<Action> >::iterator i = all.begin(); i != all.end(); ++i) {
 940                 (*i)->set_sensitive (s);
 941         }
 942
 943         _all_region_actions_sensitized = s;
 944 }
 945
 946 /** Sensitize region-based actions based on the selection ONLY, ignoring the entered_regionview.
 947  *  This method should be called just before displaying a Region menu.  When a Region menu is not
 948  *  currently being shown, all region actions are sensitized so that hotkey-triggered actions
 949  *  on entered_regionviews work without having to check sensitivity every time the selection or
 950  *  entered_regionview changes.
 951  *
 952  *  This method also sets up toggle action state as appropriate.
 953  */
 954 void
 955 Editor::sensitize_the_right_region_actions ()
 956 {
 957         if ((mouse_mode == MouseRange) || (mouse_mode != MouseObject && _join_object_range_state == JOIN_OBJECT_RANGE_RANGE)) {
 958                 sensitize_all_region_actions (false);
 959                 if (!selection->time.empty()) {
 960                         _region_actions->get_action("split-region")->set_sensitive (true);
 961                 }
 962
 963                 return;
 964
 965         } else if (mouse_mode != MouseObject) {
 966                 sensitize_all_region_actions (false);
 967                 return;
 968         }
 969
 970         /* We get here if we are in Object mode */
 971
 972         RegionSelection rs = get_regions_from_selection_and_entered ();
 973         sensitize_all_region_actions (!rs.empty ());
 974
 975         _ignore_region_action = true;
 976
 977         /* Look through the regions that are selected and make notes about what we have got */
 978
 979         bool have_audio = false;
 980         bool have_midi = false;
 981         bool have_locked = false;
 982         bool have_unlocked = false;
 983         bool have_position_lock_style_audio = false;
 984         bool have_position_lock_style_music = false;
 985         bool have_muted = false;
 986         bool have_unmuted = false;
 987         bool have_opaque = false;
 988         bool have_non_opaque = false;
 989         bool have_not_at_natural_position = false;
 990         bool have_envelope_visible = false;
 991         bool have_envelope_invisible = false;
 992         bool have_envelope_active = false;
 993         bool have_envelope_inactive = false;
 994         bool have_non_unity_scale_amplitude = false;
 995
 996         for (list<RegionView*>::const_iterator i = rs.begin(); i != rs.end(); ++i) {
 997
 998                 boost::shared_ptr<Region> r = (*i)->region ();
 999                 boost::shared_ptr<AudioRegion> ar = boost::dynamic_pointer_cast<AudioRegion> (r);
1000
1001                 if (ar) {
1002                         have_audio = true;
1003                 }
1004
1005                 if (boost::dynamic_pointer_cast<MidiRegion> (r)) {
1006                         have_midi = true;
1007                 }
1008
1009                 if (r->locked()) {
1010                         have_locked = true;
1011                 } else {
1012                         have_unlocked = true;
1013                 }
1014
1015                 if (r->position_lock_style() == MusicTime) {
1016                         have_position_lock_style_music = true;
1017                 } else {
1018                         have_position_lock_style_audio = true;
1019                 }
1020
1021                 if (r->muted()) {
1022                         have_muted = true;
1023                 } else {
1024                         have_unmuted = true;
1025                 }
1026
1027                 if (r->opaque()) {
1028                         have_opaque = true;
1029                 } else {
1030                         have_non_opaque = true;
1031                 }
1032
1033                 if (!r->at_natural_position()) {
1034                         have_not_at_natural_position = true;
1035                 }
1036
1037                 if (ar) {
1038                         /* its a bit unfortunate that "envelope visible" is a view-only
1039                            property. we have to find the regionview to able to check
1040                            its current setting.
1041                         */
1042
1043                         have_envelope_invisible = true;
1044
1045                         if (*i) {
1046                                 AudioRegionView* arv = dynamic_cast<AudioRegionView*> (*i);
1047                                 if (arv && arv->envelope_visible()) {
1048                                         have_envelope_visible = true;
1049                                 }
1050                         }
1051
1052                         if (ar->envelope_active()) {
1053                                 have_envelope_active = true;
1054                         } else {
1055                                 have_envelope_inactive = true;
1056                         }
1057
1058                         if (ar->scale_amplitude() != 1) {
1059                                 have_non_unity_scale_amplitude = true;
1060                         }
1061                 }
1062         }
1063
1064         if (rs.size() > 1) {
1065                 _region_actions->get_action("show-region-list-editor")->set_sensitive (false);
1066                 _region_actions->get_action("show-region-properties")->set_sensitive (false);
1067                 _region_actions->get_action("rename-region")->set_sensitive (false);
1068         } else if (rs.size() == 1) {
1069                 _region_actions->get_action("add-range-markers-from-region")->set_sensitive (false);
1070                 _region_actions->get_action("close-region-gaps")->set_sensitive (false);
1071         }
1072
1073         if (!have_midi) {
1074                 _region_actions->get_action("show-region-list-editor")->set_sensitive (false);
1075                 _region_actions->get_action("quantize-region")->set_sensitive (false);
1076                 _region_actions->get_action("fork-region")->set_sensitive (false);
1077         }
1078
1079         if (_edit_point == EditAtMouse) {
1080                 _region_actions->get_action("set-region-sync-position")->set_sensitive (false);
1081                 _region_actions->get_action("trim-front")->set_sensitive (false);
1082                 _region_actions->get_action("trim-back")->set_sensitive (false);
1083                 _region_actions->get_action("split-region")->set_sensitive (false);
1084                 _region_actions->get_action("place-transient")->set_sensitive (false);
1085         }
1086
1087         if (have_audio) {
1088
1089                 if (have_envelope_visible && !have_envelope_invisible) {
1090                         Glib::RefPtr<ToggleAction>::cast_dynamic (_region_actions->get_action("toggle-region-gain-envelope-visible"))->set_active ();
1091                 } else if (have_envelope_visible && have_envelope_invisible) {
1092 //                      _region_actions->get_action("toggle-region-gain-envelope-visible")->set_inconsistent ();
1093                 }
1094
1095                 if (have_envelope_active && !have_envelope_inactive) {
1096                         Glib::RefPtr<ToggleAction>::cast_dynamic (_region_actions->get_action("toggle-region-gain-envelope-active"))->set_active ();
1097                 } else if (have_envelope_active && have_envelope_inactive) {
1098 //                      _region_actions->get_action("toggle-region-gain-envelope-active")->set_inconsistent ();
1099                 }
1100
1101         } else {
1102
1103                 _region_actions->get_action("analyze-region")->set_sensitive (false);
1104                 _region_actions->get_action("reset-region-gain-envelopes")->set_sensitive (false);
1105                 _region_actions->get_action("toggle-region-gain-envelope-visible")->set_sensitive (false);
1106                 _region_actions->get_action("toggle-region-gain-envelope-active")->set_sensitive (false);
1107
1108         }
1109
1110         if (!have_non_unity_scale_amplitude || !have_audio) {
1111                 _region_actions->get_action("reset-region-scale-amplitude")->set_sensitive (false);
1112         }
1113
1114         Glib::RefPtr<ToggleAction>::cast_dynamic (_region_actions->get_action("toggle-region-lock"))->set_active (have_locked && !have_unlocked);
1115         if (have_locked && have_unlocked) {
1116 //              _region_actions->get_action("toggle-region-lock")->set_inconsistent ();
1117         }
1118
1119         Glib::RefPtr<ToggleAction>::cast_dynamic (_region_actions->get_action("toggle-region-lock-style"))->set_active (have_position_lock_style_music && !have_position_lock_style_audio);
1120
1121         if (have_position_lock_style_music && have_position_lock_style_audio) {
1122 //              _region_actions->get_action("toggle-region-lock-style")->set_inconsistent ();
1123         }
1124
1125         Glib::RefPtr<ToggleAction>::cast_dynamic (_region_actions->get_action("toggle-region-mute"))->set_active (have_muted && !have_unmuted);
1126         if (have_muted && have_unmuted) {
1127 //              _region_actions->get_action("toggle-region-mute")->set_inconsistent ();
1128         }
1129
1130         Glib::RefPtr<ToggleAction>::cast_dynamic (_region_actions->get_action("toggle-opaque-region"))->set_active (have_opaque && !have_non_opaque);
1131         if (have_opaque && have_non_opaque) {
1132 //                      _region_actions->get_action("toggle-opaque-region")->set_inconsistent ();
1133         }
1134
1135         if (!have_not_at_natural_position) {
1136                 _region_actions->get_action("naturalize-region")->set_sensitive (false);
1137         }
1138
1139         /* XXX: should also check that there is a track of the appropriate type for the selected region */
1140         if (_edit_point == EditAtMouse || _regions->get_single_selection() == 0 || selection->tracks.empty()) {
1141                 _region_actions->get_action("insert-region-from-region-list")->set_sensitive (false);
1142         } else {
1143                 _region_actions->get_action("insert-region-from-region-list")->set_sensitive (true);
1144         }
1145
1146         _ignore_region_action = false;
1147
1148         _all_region_actions_sensitized = false;
1149 }
1150
1151
1152 void
1153 Editor::region_selection_changed ()
1154 {
1155         _regions->block_change_connection (true);
1156         editor_regions_selection_changed_connection.block(true);
1157
1158         if (_region_selection_change_updates_region_list) {
1159                 _regions->unselect_all ();
1160         }
1161
1162         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
1163                 (*i)->set_selected_regionviews (selection->regions);
1164         }
1165
1166         if (_region_selection_change_updates_region_list) {
1167                 _regions->set_selected (selection->regions);
1168         }
1169
1170         _regions->block_change_connection (false);
1171         editor_regions_selection_changed_connection.block(false);
1172
1173         if (!_all_region_actions_sensitized) {
1174                 /* This selection change might have changed what region actions
1175                    are allowed, so sensitize them all in case a key is pressed.
1176                 */
1177                 sensitize_all_region_actions (true);
1178         }
1179 }
1180
1181 void
1182 Editor::point_selection_changed ()
1183 {
1184         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
1185                 (*i)->set_selected_points (selection->points);
1186         }
1187 }
1188
1189 void
1190 Editor::select_all_in_track (Selection::Operation op)
1191 {
1192         list<Selectable *> touched;
1193
1194         if (!clicked_routeview) {
1195                 return;
1196         }
1197
1198         clicked_routeview->get_selectables (0, max_framepos, 0, DBL_MAX, touched);
1199
1200         switch (op) {
1201         case Selection::Toggle:
1202                 selection->add (touched);
1203                 break;
1204         case Selection::Set:
1205                 selection->set (touched);
1206                 break;
1207         case Selection::Extend:
1208                 /* meaningless, because we're selecting everything */
1209                 break;
1210         case Selection::Add:
1211                 selection->add (touched);
1212                 break;
1213         }
1214 }
1215
1216 void
1217 Editor::select_all_internal_edit (Selection::Operation op)
1218 {
1219         /* currently limited to MIDI only */
1220
1221         for (MidiRegionSelection::iterator i = selection->midi_regions.begin(); i != selection->midi_regions.end(); ++i) {
1222                 MidiRegionView* mrv = *i;
1223                 mrv->select_all_notes ();
1224         }
1225 }
1226
1227 void
1228 Editor::select_all (Selection::Operation op)
1229 {
1230         list<Selectable *> touched;
1231
1232         if (_internal_editing) {
1233                 select_all_internal_edit (op);
1234                 return;
1235         }
1236
1237         for (TrackViewList::iterator iter = track_views.begin(); iter != track_views.end(); ++iter) {
1238                 if ((*iter)->hidden()) {
1239                         continue;
1240                 }
1241                 (*iter)->get_selectables (0, max_framepos, 0, DBL_MAX, touched);
1242         }
1243         begin_reversible_command (_("select all"));
1244         switch (op) {
1245         case Selection::Add:
1246                 selection->add (touched);
1247                 break;
1248         case Selection::Toggle:
1249                 selection->add (touched);
1250                 break;
1251         case Selection::Set:
1252                 selection->set (touched);
1253                 break;
1254         case Selection::Extend:
1255                 /* meaningless, because we're selecting everything */
1256                 break;
1257         }
1258         commit_reversible_command ();
1259 }
1260 void
1261 Editor::invert_selection_in_track ()
1262 {
1263         list<Selectable *> touched;
1264
1265         if (!clicked_routeview) {
1266                 return;
1267         }
1268
1269         clicked_routeview->get_inverted_selectables (*selection, touched);
1270         selection->set (touched);
1271 }
1272
1273 void
1274 Editor::invert_selection ()
1275 {
1276         list<Selectable *> touched;
1277
1278         for (TrackViewList::iterator iter = track_views.begin(); iter != track_views.end(); ++iter) {
1279                 if ((*iter)->hidden()) {
1280                         continue;
1281                 }
1282                 (*iter)->get_inverted_selectables (*selection, touched);
1283         }
1284
1285         selection->set (touched);
1286 }
1287
1288 /** @param start Start time in session frames.
1289  *  @param end End time in session frames.
1290  *  @param top Top (lower) y limit in trackview coordinates (ie 0 at the top of the track view)
1291  *  @param bottom Bottom (higher) y limit in trackview coordinates (ie 0 at the top of the track view)
1292  *  @param preserve_if_selected true to leave the current selection alone if we're adding to the selection and all of the selectables
1293  *  within the region are already selected.
1294  */
1295 void
1296 Editor::select_all_within (
1297         framepos_t start, framepos_t end, double top, double bot, const TrackViewList& tracklist, Selection::Operation op, bool preserve_if_selected
1298         )
1299 {
1300         list<Selectable*> found;
1301
1302         for (TrackViewList::const_iterator iter = tracklist.begin(); iter != tracklist.end(); ++iter) {
1303
1304                 if ((*iter)->hidden()) {
1305                         continue;
1306                 }
1307
1308                 (*iter)->get_selectables (start, end, top, bot, found);
1309         }
1310
1311         if (found.empty()) {
1312                 return;
1313         }
1314
1315         if (preserve_if_selected && op != Selection::Toggle) {
1316                 list<Selectable*>::iterator i = found.begin();
1317                 while (i != found.end() && (*i)->get_selected()) {
1318                         ++i;
1319                 }
1320
1321                 if (i == found.end()) {
1322                         return;
1323                 }
1324         }
1325
1326         begin_reversible_command (_("select all within"));
1327         switch (op) {
1328         case Selection::Add:
1329                 selection->add (found);
1330                 break;
1331         case Selection::Toggle:
1332                 selection->toggle (found);
1333                 break;
1334         case Selection::Set:
1335                 selection->set (found);
1336                 break;
1337         case Selection::Extend:
1338                 /* not defined yet */
1339                 break;
1340         }
1341
1342         commit_reversible_command ();
1343 }
1344
1345 void
1346 Editor::set_selection_from_region ()
1347 {
1348         if (selection->regions.empty()) {
1349                 return;
1350         }
1351
1352         selection->set (selection->regions.start(), selection->regions.end_frame());
1353         if (!Profile->get_sae()) {
1354                 set_mouse_mode (Editing::MouseRange, false);
1355         }
1356 }
1357
1358 void
1359 Editor::set_selection_from_punch()
1360 {
1361         Location* location;
1362
1363         if ((location = _session->locations()->auto_punch_location()) == 0)  {
1364                 return;
1365         }
1366
1367         set_selection_from_range (*location);
1368 }
1369
1370 void
1371 Editor::set_selection_from_loop()
1372 {
1373         Location* location;
1374
1375         if ((location = _session->locations()->auto_loop_location()) == 0)  {
1376                 return;
1377         }
1378         set_selection_from_range (*location);
1379 }
1380
1381 void
1382 Editor::set_selection_from_range (Location& loc)
1383 {
1384         begin_reversible_command (_("set selection from range"));
1385         selection->set (loc.start(), loc.end());
1386         commit_reversible_command ();
1387
1388         if (!Profile->get_sae()) {
1389                 set_mouse_mode (Editing::MouseRange, false);
1390         }
1391 }
1392
1393 void
1394 Editor::select_all_selectables_using_time_selection ()
1395 {
1396         list<Selectable *> touched;
1397
1398         if (selection->time.empty()) {
1399                 return;
1400         }
1401
1402         framepos_t start = selection->time[clicked_selection].start;
1403         framepos_t end = selection->time[clicked_selection].end;
1404
1405         if (end - start < 1)  {
1406                 return;
1407         }
1408
1409         TrackViewList* ts;
1410
1411         if (selection->tracks.empty()) {
1412                 ts = &track_views;
1413         } else {
1414                 ts = &selection->tracks;
1415         }
1416
1417         for (TrackViewList::iterator iter = ts->begin(); iter != ts->end(); ++iter) {
1418                 if ((*iter)->hidden()) {
1419                         continue;
1420                 }
1421                 (*iter)->get_selectables (start, end - 1, 0, DBL_MAX, touched);
1422         }
1423
1424         begin_reversible_command (_("select all from range"));
1425         selection->set (touched);
1426         commit_reversible_command ();
1427 }
1428
1429
1430 void
1431 Editor::select_all_selectables_using_punch()
1432 {
1433         Location* location = _session->locations()->auto_punch_location();
1434         list<Selectable *> touched;
1435
1436         if (location == 0 || (location->end() - location->start() <= 1))  {
1437                 return;
1438         }
1439
1440
1441         TrackViewList* ts;
1442
1443         if (selection->tracks.empty()) {
1444                 ts = &track_views;
1445         } else {
1446                 ts = &selection->tracks;
1447         }
1448
1449         for (TrackViewList::iterator iter = ts->begin(); iter != ts->end(); ++iter) {
1450                 if ((*iter)->hidden()) {
1451                         continue;
1452                 }
1453                 (*iter)->get_selectables (location->start(), location->end() - 1, 0, DBL_MAX, touched);
1454         }
1455         begin_reversible_command (_("select all from punch"));
1456         selection->set (touched);
1457         commit_reversible_command ();
1458
1459 }
1460
1461 void
1462 Editor::select_all_selectables_using_loop()
1463 {
1464         Location* location = _session->locations()->auto_loop_location();
1465         list<Selectable *> touched;
1466
1467         if (location == 0 || (location->end() - location->start() <= 1))  {
1468                 return;
1469         }
1470
1471
1472         TrackViewList* ts;
1473
1474         if (selection->tracks.empty()) {
1475                 ts = &track_views;
1476         } else {
1477                 ts = &selection->tracks;
1478         }
1479
1480         for (TrackViewList::iterator iter = ts->begin(); iter != ts->end(); ++iter) {
1481                 if ((*iter)->hidden()) {
1482                         continue;
1483                 }
1484                 (*iter)->get_selectables (location->start(), location->end() - 1, 0, DBL_MAX, touched);
1485         }
1486         begin_reversible_command (_("select all from loop"));
1487         selection->set (touched);
1488         commit_reversible_command ();
1489
1490 }
1491
1492 void
1493 Editor::select_all_selectables_using_cursor (EditorCursor *cursor, bool after)
1494 {
1495         framepos_t start;
1496         framepos_t end;
1497         list<Selectable *> touched;
1498
1499         if (after) {
1500                 begin_reversible_command (_("select all after cursor"));
1501                 start = cursor->current_frame;
1502                 end = _session->current_end_frame();
1503         } else {
1504                 if (cursor->current_frame > 0) {
1505                         begin_reversible_command (_("select all before cursor"));
1506                         start = 0;
1507                         end = cursor->current_frame - 1;
1508                 } else {
1509                         return;
1510                 }
1511         }
1512
1513
1514         TrackViewList* ts;
1515
1516         if (selection->tracks.empty()) {
1517                 ts = &track_views;
1518         } else {
1519                 ts = &selection->tracks;
1520         }
1521
1522         for (TrackViewList::iterator iter = ts->begin(); iter != ts->end(); ++iter) {
1523                 if ((*iter)->hidden()) {
1524                         continue;
1525                 }
1526                 (*iter)->get_selectables (start, end, 0, DBL_MAX, touched);
1527         }
1528         selection->set (touched);
1529         commit_reversible_command ();
1530 }
1531
1532 void
1533 Editor::select_all_selectables_using_edit (bool after)
1534 {
1535         framepos_t start;
1536         framepos_t end;
1537         list<Selectable *> touched;
1538
1539         if (after) {
1540                 begin_reversible_command (_("select all after edit"));
1541                 start = get_preferred_edit_position();
1542                 end = _session->current_end_frame();
1543         } else {
1544                 if ((end = get_preferred_edit_position()) > 1) {
1545                         begin_reversible_command (_("select all before edit"));
1546                         start = 0;
1547                         end -= 1;
1548                 } else {
1549                         return;
1550                 }
1551         }
1552
1553
1554         TrackViewList* ts;
1555
1556         if (selection->tracks.empty()) {
1557                 ts = &track_views;
1558         } else {
1559                 ts = &selection->tracks;
1560         }
1561
1562         for (TrackViewList::iterator iter = ts->begin(); iter != ts->end(); ++iter) {
1563                 if ((*iter)->hidden()) {
1564                         continue;
1565                 }
1566                 (*iter)->get_selectables (start, end, 0, DBL_MAX, touched);
1567         }
1568         selection->set (touched);
1569         commit_reversible_command ();
1570 }
1571
1572 void
1573 Editor::select_all_selectables_between (bool /*within*/)
1574 {
1575         framepos_t start;
1576         framepos_t end;
1577         list<Selectable *> touched;
1578
1579         if (!get_edit_op_range (start, end)) {
1580                 return;
1581         }
1582
1583         TrackViewList* ts;
1584
1585         if (selection->tracks.empty()) {
1586                 ts = &track_views;
1587         } else {
1588                 ts = &selection->tracks;
1589         }
1590
1591         for (TrackViewList::iterator iter = ts->begin(); iter != ts->end(); ++iter) {
1592                 if ((*iter)->hidden()) {
1593                         continue;
1594                 }
1595                 (*iter)->get_selectables (start, end, 0, DBL_MAX, touched);
1596         }
1597
1598         selection->set (touched);
1599 }
1600
1601 void
1602 Editor::select_range_between ()
1603 {
1604         framepos_t start;
1605         framepos_t end;
1606
1607         if (mouse_mode == MouseRange && !selection->time.empty()) {
1608                 selection->clear_time ();
1609         }
1610
1611         if (!get_edit_op_range (start, end)) {
1612                 return;
1613         }
1614
1615         set_mouse_mode (MouseRange);
1616         selection->set (start, end);
1617 }
1618
1619 bool
1620 Editor::get_edit_op_range (framepos_t& start, framepos_t& end) const
1621 {
1622         framepos_t m;
1623         bool ignored;
1624
1625         /* in range mode, use any existing selection */
1626
1627         if (mouse_mode == MouseRange && !selection->time.empty()) {
1628                 /* we know that these are ordered */
1629                 start = selection->time.start();
1630                 end = selection->time.end_frame();
1631                 return true;
1632         }
1633
1634         if (!mouse_frame (m, ignored)) {
1635                 /* mouse is not in a canvas, try playhead+selected marker.
1636                    this is probably most true when using menus.
1637                  */
1638
1639                 if (selection->markers.empty()) {
1640                         return false;
1641                 }
1642
1643                 start = selection->markers.front()->position();
1644                 end = _session->audible_frame();
1645
1646         } else {
1647
1648                 switch (_edit_point) {
1649                 case EditAtPlayhead:
1650                         if (selection->markers.empty()) {
1651                                 /* use mouse + playhead */
1652                                 start = m;
1653                                 end = _session->audible_frame();
1654                         } else {
1655                                 /* use playhead + selected marker */
1656                                 start = _session->audible_frame();
1657                                 end = selection->markers.front()->position();
1658                         }
1659                         break;
1660
1661                 case EditAtMouse:
1662                         /* use mouse + selected marker */
1663                         if (selection->markers.empty()) {
1664                                 start = m;
1665                                 end = _session->audible_frame();
1666                         } else {
1667                                 start = selection->markers.front()->position();
1668                                 end = m;
1669                         }
1670                         break;
1671
1672                 case EditAtSelectedMarker:
1673                         /* use mouse + selected marker */
1674                         if (selection->markers.empty()) {
1675
1676                                 MessageDialog win (_("No edit range defined"),
1677                                                    false,
1678                                                    MESSAGE_INFO,
1679                                                    BUTTONS_OK);
1680
1681                                 win.set_secondary_text (
1682                                         _("the edit point is Selected Marker\nbut there is no selected marker."));
1683
1684
1685                                 win.set_default_response (RESPONSE_CLOSE);
1686                                 win.set_position (Gtk::WIN_POS_MOUSE);
1687                                 win.show_all();
1688
1689                                 win.run ();
1690
1691                                 return false; // NO RANGE
1692                         }
1693                         start = selection->markers.front()->position();
1694                         end = m;
1695                         break;
1696                 }
1697         }
1698
1699         if (start == end) {
1700                 return false;
1701         }
1702
1703         if (start > end) {
1704                 swap (start, end);
1705         }
1706
1707         /* turn range into one delimited by start...end,
1708            not start...end-1
1709         */
1710
1711         end++;
1712
1713         return true;
1714 }
1715
1716 void
1717 Editor::deselect_all ()
1718 {
1719         selection->clear ();
1720 }
1721
1722 long
1723 Editor::select_range_around_region (RegionView* rv)
1724 {
1725         assert (rv);
1726
1727         selection->set (&rv->get_time_axis_view());
1728
1729         selection->time.clear ();
1730         boost::shared_ptr<Region> r = rv->region ();
1731         return selection->set (r->position(), r->position() + r->length());
1732 }