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                         if (selection->selected (clicked_regionview)) {
 526                                 if (press) {
 527
 528                                         /* whatever was clicked was selected already; do nothing here but allow
 529                                            the button release to deselect it
 530                                         */
 531
 532                                         button_release_can_deselect = true;
 533
 534                                 } else {
 535                                         if (button_release_can_deselect) {
 536
 537                                                 /* just remove this one region, but only on a permitted button release */
 538
 539                                                 selection->remove (clicked_regionview);
 540                                                 commit = true;
 541
 542                                                 /* no more deselect action on button release till a new press
 543                                                    finds an already selected object.
 544                                                 */
 545
 546                                                 button_release_can_deselect = false;
 547                                         }
 548                                 }
 549
 550                         } else {
 551
 552                                 if (press) {
 553
 554                                         if (selection->selected (clicked_routeview)) {
 555                                                 get_equivalent_regions (clicked_regionview, all_equivalent_regions, ARDOUR::Properties::select.property_id);
 556                                         } else {
 557                                                 all_equivalent_regions.push_back (clicked_regionview);
 558                                         }
 559
 560                                         /* add all the equivalent regions, but only on button press */
 561
 562                                         if (!all_equivalent_regions.empty()) {
 563                                                 commit = true;
 564                                         }
 565
 566                                         selection->add (all_equivalent_regions);
 567                                 }
 568                         }
 569                         break;
 570
 571                 case Selection::Set:
 572                         if (!selection->selected (clicked_regionview)) {
 573                                 get_equivalent_regions (clicked_regionview, all_equivalent_regions, ARDOUR::Properties::select.property_id);
 574                                 selection->set (all_equivalent_regions);
 575                                 commit = true;
 576                         } else {
 577                                 /* no commit necessary: clicked on an already selected region */
 578                                 goto out;
 579                         }
 580                         break;
 581
 582                 default:
 583                         /* silly compiler */
 584                         break;
 585                 }
 586
 587         } else if (op == Selection::Extend) {
 588
 589                 list<Selectable*> results;
 590                 framepos_t last_frame;
 591                 framepos_t first_frame;
 592                 bool same_track = false;
 593
 594                 /* 1. find the last selected regionview in the track that was clicked in */
 595
 596                 last_frame = 0;
 597                 first_frame = max_framepos;
 598
 599                 for (RegionSelection::iterator x = selection->regions.begin(); x != selection->regions.end(); ++x) {
 600                         if (&(*x)->get_time_axis_view() == &clicked_regionview->get_time_axis_view()) {
 601
 602                                 if ((*x)->region()->last_frame() > last_frame) {
 603                                         last_frame = (*x)->region()->last_frame();
 604                                 }
 605
 606                                 if ((*x)->region()->first_frame() < first_frame) {
 607                                         first_frame = (*x)->region()->first_frame();
 608                                 }
 609
 610                                 same_track = true;
 611                         }
 612                 }
 613
 614                 if (same_track) {
 615
 616                         /* 2. figure out the boundaries for our search for new objects */
 617
 618                         switch (clicked_regionview->region()->coverage (first_frame, last_frame)) {
 619                         case OverlapNone:
 620                                 if (last_frame < clicked_regionview->region()->first_frame()) {
 621                                         first_frame = last_frame;
 622                                         last_frame = clicked_regionview->region()->last_frame();
 623                                 } else {
 624                                         last_frame = first_frame;
 625                                         first_frame = clicked_regionview->region()->first_frame();
 626                                 }
 627                                 break;
 628
 629                         case OverlapExternal:
 630                                 if (last_frame < clicked_regionview->region()->first_frame()) {
 631                                         first_frame = last_frame;
 632                                         last_frame = clicked_regionview->region()->last_frame();
 633                                 } else {
 634                                         last_frame = first_frame;
 635                                         first_frame = clicked_regionview->region()->first_frame();
 636                                 }
 637                                 break;
 638
 639                         case OverlapInternal:
 640                                 if (last_frame < clicked_regionview->region()->first_frame()) {
 641                                         first_frame = last_frame;
 642                                         last_frame = clicked_regionview->region()->last_frame();
 643                                 } else {
 644                                         last_frame = first_frame;
 645                                         first_frame = clicked_regionview->region()->first_frame();
 646                                 }
 647                                 break;
 648
 649                         case OverlapStart:
 650                         case OverlapEnd:
 651                                 /* nothing to do except add clicked region to selection, since it
 652                                    overlaps with the existing selection in this track.
 653                                 */
 654                                 break;
 655                         }
 656
 657                 } else {
 658
 659                         /* click in a track that has no regions selected, so extend vertically
 660                            to pick out all regions that are defined by the existing selection
 661                            plus this one.
 662                         */
 663
 664
 665                         first_frame = clicked_regionview->region()->position();
 666                         last_frame = clicked_regionview->region()->last_frame();
 667
 668                         for (RegionSelection::iterator i = selection->regions.begin(); i != selection->regions.end(); ++i) {
 669                                 if ((*i)->region()->position() < first_frame) {
 670                                         first_frame = (*i)->region()->position();
 671                                 }
 672                                 if ((*i)->region()->last_frame() + 1 > last_frame) {
 673                                         last_frame = (*i)->region()->last_frame();
 674                                 }
 675                         }
 676                 }
 677
 678                 /* 2. find all the tracks we should select in */
 679
 680                 set<RouteTimeAxisView*> relevant_tracks;
 681
 682                 for (TrackSelection::iterator i = selection->tracks.begin(); i != selection->tracks.end(); ++i) {
 683                         RouteTimeAxisView* r = dynamic_cast<RouteTimeAxisView*> (*i);
 684                         if (r) {
 685                                 relevant_tracks.insert (r);
 686                         }
 687                 }
 688
 689                 set<RouteTimeAxisView*> already_in_selection;
 690
 691                 if (relevant_tracks.empty()) {
 692
 693                         /* no tracks selected .. thus .. if the
 694                            regionview we're in isn't selected
 695                            (i.e. we're about to extend to it), then
 696                            find all tracks between the this one and
 697                            any selected ones.
 698                         */
 699
 700                         if (!selection->selected (clicked_regionview)) {
 701
 702                                 RouteTimeAxisView* rtv = dynamic_cast<RouteTimeAxisView*> (&clicked_regionview->get_time_axis_view());
 703
 704                                 if (rtv) {
 705
 706                                         /* add this track to the ones we will search */
 707
 708                                         relevant_tracks.insert (rtv);
 709
 710                                         /* find the track closest to this one that
 711                                            already a selected region.
 712                                         */
 713
 714                                         RouteTimeAxisView* closest = 0;
 715                                         int distance = INT_MAX;
 716                                         int key = rtv->route()->order_key ("editor");
 717
 718                                         for (RegionSelection::iterator x = selection->regions.begin(); x != selection->regions.end(); ++x) {
 719
 720                                                 RouteTimeAxisView* artv = dynamic_cast<RouteTimeAxisView*>(&(*x)->get_time_axis_view());
 721
 722                                                 if (artv && artv != rtv) {
 723
 724                                                         pair<set<RouteTimeAxisView*>::iterator,bool> result;
 725
 726                                                         result = already_in_selection.insert (artv);
 727
 728                                                         if (result.second) {
 729                                                                 /* newly added to already_in_selection */
 730
 731                                                                 int d = artv->route()->order_key ("editor");
 732
 733                                                                 d -= key;
 734
 735                                                                 if (abs (d) < distance) {
 736                                                                         distance = abs (d);
 737                                                                         closest = artv;
 738                                                                 }
 739                                                         }
 740                                                 }
 741                                         }
 742
 743                                         if (closest) {
 744
 745                                                 /* now add all tracks between that one and this one */
 746
 747                                                 int okey = closest->route()->order_key ("editor");
 748
 749                                                 if (okey > key) {
 750                                                         swap (okey, key);
 751                                                 }
 752
 753                                                 for (TrackViewList::iterator x = track_views.begin(); x != track_views.end(); ++x) {
 754                                                         RouteTimeAxisView* artv = dynamic_cast<RouteTimeAxisView*>(*x);
 755                                                         if (artv && artv != rtv) {
 756
 757                                                                 int k = artv->route()->order_key ("editor");
 758
 759                                                                 if (k >= okey && k <= key) {
 760
 761                                                                         /* in range but don't add it if
 762                                                                            it already has tracks selected.
 763                                                                            this avoids odd selection
 764                                                                            behaviour that feels wrong.
 765                                                                         */
 766
 767                                                                         if (find (already_in_selection.begin(),
 768                                                                                   already_in_selection.end(),
 769                                                                                   artv) == already_in_selection.end()) {
 770
 771                                                                                 relevant_tracks.insert (artv);
 772                                                                         }
 773                                                                 }
 774                                                         }
 775                                                 }
 776                                         }
 777                                 }
 778                         }
 779                 }
 780
 781                 /* 3. find all selectable objects (regionviews in this case) between that one and the end of the
 782                            one that was clicked.
 783                 */
 784
 785                 for (set<RouteTimeAxisView*>::iterator t = relevant_tracks.begin(); t != relevant_tracks.end(); ++t) {
 786                         (*t)->get_selectables (first_frame, last_frame, -1.0, -1.0, results);
 787                 }
 788
 789                 /* 4. convert to a vector of regions */
 790
 791                 vector<RegionView*> regions;
 792
 793                 for (list<Selectable*>::iterator x = results.begin(); x != results.end(); ++x) {
 794                         RegionView* arv;
 795
 796                         if ((arv = dynamic_cast<RegionView*>(*x)) != 0) {
 797                                 regions.push_back (arv);
 798                         }
 799                 }
 800
 801                 if (!regions.empty()) {
 802                         selection->add (regions);
 803                         commit = true;
 804                 }
 805         }
 806
 807   out:
 808         return commit;
 809 }
 810
 811
 812 void
 813 Editor::set_selected_regionview_from_region_list (boost::shared_ptr<Region> region, Selection::Operation op)
 814 {
 815         vector<RegionView*> all_equivalent_regions;
 816
 817         get_regions_corresponding_to (region, all_equivalent_regions);
 818
 819         if (all_equivalent_regions.empty()) {
 820                 return;
 821         }
 822
 823         begin_reversible_command (_("set selected regions"));
 824
 825         switch (op) {
 826         case Selection::Toggle:
 827                 /* XXX this is not correct */
 828                 selection->toggle (all_equivalent_regions);
 829                 break;
 830         case Selection::Set:
 831                 selection->set (all_equivalent_regions);
 832                 break;
 833         case Selection::Extend:
 834                 selection->add (all_equivalent_regions);
 835                 break;
 836         case Selection::Add:
 837                 selection->add (all_equivalent_regions);
 838                 break;
 839         }
 840
 841         commit_reversible_command () ;
 842 }
 843
 844 bool
 845 Editor::set_selected_regionview_from_map_event (GdkEventAny* /*ev*/, StreamView* sv, boost::weak_ptr<Region> weak_r)
 846 {
 847         RegionView* rv;
 848         boost::shared_ptr<Region> r (weak_r.lock());
 849
 850         if (!r) {
 851                 return true;
 852         }
 853
 854         if ((rv = sv->find_view (r)) == 0) {
 855                 return true;
 856         }
 857
 858         /* don't reset the selection if its something other than
 859            a single other region.
 860         */
 861
 862         if (selection->regions.size() > 1) {
 863                 return true;
 864         }
 865
 866         begin_reversible_command (_("set selected regions"));
 867
 868         selection->set (rv);
 869
 870         commit_reversible_command () ;
 871
 872         return true;
 873 }
 874
 875 void
 876 Editor::track_selection_changed ()
 877 {
 878         switch (selection->tracks.size()) {
 879         case 0:
 880                 break;
 881         default:
 882                 set_selected_mixer_strip (*(selection->tracks.front()));
 883                 break;
 884         }
 885
 886         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
 887
 888                 bool yn = (find (selection->tracks.begin(), selection->tracks.end(), *i) != selection->tracks.end());
 889
 890                 (*i)->set_selected (yn);
 891
 892                 TimeAxisView::Children c = (*i)->get_child_list ();
 893                 for (TimeAxisView::Children::iterator j = c.begin(); j != c.end(); ++j) {
 894                         (*j)->set_selected (find (selection->tracks.begin(), selection->tracks.end(), j->get()) != selection->tracks.end());
 895                 }
 896
 897                 if (yn &&
 898                     ((mouse_mode == MouseRange) ||
 899                      ((mouse_mode == MouseObject) && (_join_object_range_state == JOIN_OBJECT_RANGE_OBJECT)))) {
 900                         (*i)->reshow_selection (selection->time);
 901                 } else {
 902                         (*i)->hide_selection ();
 903                 }
 904         }
 905
 906         ActionManager::set_sensitive (ActionManager::track_selection_sensitive_actions, !selection->tracks.empty());
 907 }
 908
 909 void
 910 Editor::time_selection_changed ()
 911 {
 912         if (Profile->get_sae()) {
 913                 return;
 914         }
 915
 916         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
 917                 (*i)->hide_selection ();
 918         }
 919
 920         for (TrackSelection::iterator i = selection->tracks.begin(); i != selection->tracks.end(); ++i) {
 921                 (*i)->show_selection (selection->time);
 922         }
 923
 924         if (selection->time.empty()) {
 925                 ActionManager::set_sensitive (ActionManager::time_selection_sensitive_actions, false);
 926         } else {
 927                 ActionManager::set_sensitive (ActionManager::time_selection_sensitive_actions, true);
 928         }
 929 }
 930
 931 /** Set all region actions to have a given sensitivity */
 932 void
 933 Editor::sensitize_all_region_actions (bool s)
 934 {
 935         Glib::ListHandle<Glib::RefPtr<Action> > all = _region_actions->get_actions ();
 936
 937         for (Glib::ListHandle<Glib::RefPtr<Action> >::iterator i = all.begin(); i != all.end(); ++i) {
 938                 (*i)->set_sensitive (s);
 939         }
 940
 941         _all_region_actions_sensitized = s;
 942 }
 943
 944 /** Sensitize region-based actions based on the selection ONLY, ignoring the entered_regionview.
 945  *  This method should be called just before displaying a Region menu.  When a Region menu is not
 946  *  currently being shown, all region actions are sensitized so that hotkey-triggered actions
 947  *  on entered_regionviews work without having to check sensitivity every time the selection or
 948  *  entered_regionview changes.
 949  *
 950  *  This method also sets up toggle action state as appropriate.
 951  */
 952 void
 953 Editor::sensitize_the_right_region_actions ()
 954 {
 955         if ((mouse_mode == MouseRange) || (mouse_mode != MouseObject && _join_object_range_state == JOIN_OBJECT_RANGE_RANGE)) {
 956                 sensitize_all_region_actions (false);
 957                 if (!selection->time.empty()) {
 958                         _region_actions->get_action("split-region")->set_sensitive (true);
 959                 }
 960
 961                 return;
 962
 963         } else if (mouse_mode != MouseObject) {
 964                 sensitize_all_region_actions (false);
 965                 return;
 966         }
 967
 968         /* We get here if we are in Object mode */
 969
 970         RegionSelection rs = get_regions_from_selection_and_entered ();
 971         sensitize_all_region_actions (!rs.empty ());
 972
 973         _ignore_region_action = true;
 974
 975         /* Look through the regions that are selected and make notes about what we have got */
 976
 977         bool have_audio = false;
 978         bool have_midi = false;
 979         bool have_locked = false;
 980         bool have_unlocked = false;
 981         bool have_position_lock_style_audio = false;
 982         bool have_position_lock_style_music = false;
 983         bool have_muted = false;
 984         bool have_unmuted = false;
 985         bool have_opaque = false;
 986         bool have_non_opaque = false;
 987         bool have_not_at_natural_position = false;
 988         bool have_envelope_visible = false;
 989         bool have_envelope_invisible = false;
 990         bool have_envelope_active = false;
 991         bool have_envelope_inactive = false;
 992         bool have_non_unity_scale_amplitude = false;
 993
 994         for (list<RegionView*>::const_iterator i = rs.begin(); i != rs.end(); ++i) {
 995
 996                 boost::shared_ptr<Region> r = (*i)->region ();
 997                 boost::shared_ptr<AudioRegion> ar = boost::dynamic_pointer_cast<AudioRegion> (r);
 998
 999                 if (ar) {
1000                         have_audio = true;
1001                 }
1002
1003                 if (boost::dynamic_pointer_cast<MidiRegion> (r)) {
1004                         have_midi = true;
1005                 }
1006
1007                 if (r->locked()) {
1008                         have_locked = true;
1009                 } else {
1010                         have_unlocked = true;
1011                 }
1012
1013                 if (r->position_lock_style() == MusicTime) {
1014                         have_position_lock_style_music = true;
1015                 } else {
1016                         have_position_lock_style_audio = true;
1017                 }
1018
1019                 if (r->muted()) {
1020                         have_muted = true;
1021                 } else {
1022                         have_unmuted = true;
1023                 }
1024
1025                 if (r->opaque()) {
1026                         have_opaque = true;
1027                 } else {
1028                         have_non_opaque = true;
1029                 }
1030
1031                 if (!r->at_natural_position()) {
1032                         have_not_at_natural_position = true;
1033                 }
1034
1035                 if (ar) {
1036                         /* its a bit unfortunate that "envelope visible" is a view-only
1037                            property. we have to find the regionview to able to check
1038                            its current setting.
1039                         */
1040
1041                         have_envelope_invisible = true;
1042
1043                         if (*i) {
1044                                 AudioRegionView* arv = dynamic_cast<AudioRegionView*> (*i);
1045                                 if (arv && arv->envelope_visible()) {
1046                                         have_envelope_visible = true;
1047                                 }
1048                         }
1049
1050                         if (ar->envelope_active()) {
1051                                 have_envelope_active = true;
1052                         } else {
1053                                 have_envelope_inactive = true;
1054                         }
1055
1056                         if (ar->scale_amplitude() != 1) {
1057                                 have_non_unity_scale_amplitude = true;
1058                         }
1059                 }
1060         }
1061
1062         if (rs.size() > 1) {
1063                 _region_actions->get_action("show-region-list-editor")->set_sensitive (false);
1064                 _region_actions->get_action("show-region-properties")->set_sensitive (false);
1065                 _region_actions->get_action("rename-region")->set_sensitive (false);
1066         } else if (rs.size() == 1) {
1067                 _region_actions->get_action("add-range-markers-from-region")->set_sensitive (false);
1068                 _region_actions->get_action("close-region-gaps")->set_sensitive (false);
1069         }
1070
1071         if (!have_midi) {
1072                 _region_actions->get_action("show-region-list-editor")->set_sensitive (false);
1073                 _region_actions->get_action("quantize-region")->set_sensitive (false);
1074                 _region_actions->get_action("fork-region")->set_sensitive (false);
1075         }
1076
1077         if (_edit_point == EditAtMouse) {
1078                 _region_actions->get_action("set-region-sync-position")->set_sensitive (false);
1079                 _region_actions->get_action("trim-front")->set_sensitive (false);
1080                 _region_actions->get_action("trim-back")->set_sensitive (false);
1081                 _region_actions->get_action("split-region")->set_sensitive (false);
1082                 _region_actions->get_action("place-transient")->set_sensitive (false);
1083         }
1084
1085         if (have_audio) {
1086
1087                 if (have_envelope_visible && !have_envelope_invisible) {
1088                         Glib::RefPtr<ToggleAction>::cast_dynamic (_region_actions->get_action("toggle-region-gain-envelope-visible"))->set_active ();
1089                 } else if (have_envelope_visible && have_envelope_invisible) {
1090 //                      _region_actions->get_action("toggle-region-gain-envelope-visible")->set_inconsistent ();
1091                 }
1092
1093                 if (have_envelope_active && !have_envelope_inactive) {
1094                         Glib::RefPtr<ToggleAction>::cast_dynamic (_region_actions->get_action("toggle-region-gain-envelope-active"))->set_active ();
1095                 } else if (have_envelope_active && have_envelope_inactive) {
1096 //                      _region_actions->get_action("toggle-region-gain-envelope-active")->set_inconsistent ();
1097                 }
1098
1099         } else {
1100
1101                 _region_actions->get_action("analyze-region")->set_sensitive (false);
1102                 _region_actions->get_action("reset-region-gain-envelopes")->set_sensitive (false);
1103                 _region_actions->get_action("toggle-region-gain-envelope-visible")->set_sensitive (false);
1104                 _region_actions->get_action("toggle-region-gain-envelope-active")->set_sensitive (false);
1105
1106         }
1107
1108         if (!have_non_unity_scale_amplitude || !have_audio) {
1109                 _region_actions->get_action("reset-region-scale-amplitude")->set_sensitive (false);
1110         }
1111
1112         Glib::RefPtr<ToggleAction>::cast_dynamic (_region_actions->get_action("toggle-region-lock"))->set_active (have_locked && !have_unlocked);
1113         if (have_locked && have_unlocked) {
1114 //              _region_actions->get_action("toggle-region-lock")->set_inconsistent ();
1115         }
1116
1117         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);
1118
1119         if (have_position_lock_style_music && have_position_lock_style_audio) {
1120 //              _region_actions->get_action("toggle-region-lock-style")->set_inconsistent ();
1121         }
1122
1123         Glib::RefPtr<ToggleAction>::cast_dynamic (_region_actions->get_action("toggle-region-mute"))->set_active (have_muted && !have_unmuted);
1124         if (have_muted && have_unmuted) {
1125 //              _region_actions->get_action("toggle-region-mute")->set_inconsistent ();
1126         }
1127
1128         Glib::RefPtr<ToggleAction>::cast_dynamic (_region_actions->get_action("toggle-opaque-region"))->set_active (have_opaque && !have_non_opaque);
1129         if (have_opaque && have_non_opaque) {
1130 //                      _region_actions->get_action("toggle-opaque-region")->set_inconsistent ();
1131         }
1132
1133         if (!have_not_at_natural_position) {
1134                 _region_actions->get_action("naturalize-region")->set_sensitive (false);
1135         }
1136
1137         /* XXX: should also check that there is a track of the appropriate type for the selected region */
1138         if (_edit_point == EditAtMouse || _regions->get_single_selection() == 0 || selection->tracks.empty()) {
1139                 _region_actions->get_action("insert-region-from-region-list")->set_sensitive (false);
1140         } else {
1141                 _region_actions->get_action("insert-region-from-region-list")->set_sensitive (true);
1142         }
1143
1144         _ignore_region_action = false;
1145
1146         _all_region_actions_sensitized = false;
1147 }
1148
1149
1150 void
1151 Editor::region_selection_changed ()
1152 {
1153         _regions->block_change_connection (true);
1154         editor_regions_selection_changed_connection.block(true);
1155
1156         if (_region_selection_change_updates_region_list) {
1157                 _regions->unselect_all ();
1158         }
1159
1160         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
1161                 (*i)->set_selected_regionviews (selection->regions);
1162         }
1163
1164         if (_region_selection_change_updates_region_list) {
1165                 _regions->set_selected (selection->regions);
1166         }
1167
1168         _regions->block_change_connection (false);
1169         editor_regions_selection_changed_connection.block(false);
1170
1171         if (!_all_region_actions_sensitized) {
1172                 /* This selection change might have changed what region actions
1173                    are allowed, so sensitize them all in case a key is pressed.
1174                 */
1175                 sensitize_all_region_actions (true);
1176         }
1177 }
1178
1179 void
1180 Editor::point_selection_changed ()
1181 {
1182         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
1183                 (*i)->set_selected_points (selection->points);
1184         }
1185 }
1186
1187 void
1188 Editor::select_all_in_track (Selection::Operation op)
1189 {
1190         list<Selectable *> touched;
1191
1192         if (!clicked_routeview) {
1193                 return;
1194         }
1195
1196         clicked_routeview->get_selectables (0, max_framepos, 0, DBL_MAX, touched);
1197
1198         switch (op) {
1199         case Selection::Toggle:
1200                 selection->add (touched);
1201                 break;
1202         case Selection::Set:
1203                 selection->set (touched);
1204                 break;
1205         case Selection::Extend:
1206                 /* meaningless, because we're selecting everything */
1207                 break;
1208         case Selection::Add:
1209                 selection->add (touched);
1210                 break;
1211         }
1212 }
1213
1214 void
1215 Editor::select_all_internal_edit (Selection::Operation op)
1216 {
1217         /* currently limited to MIDI only */
1218
1219         for (RegionSelection::iterator i = selection->regions.begin(); i != selection->regions.end(); ++i) {
1220                 MidiRegionView* mrv = dynamic_cast<MidiRegionView*>(*i);
1221                 if (mrv) {
1222                         mrv->select_all_notes ();
1223                 }
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 }