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/diskstream.h>
  26 #include <ardour/playlist.h>
  27 #include <ardour/route_group.h>
  28 #include <ardour/profile.h>
  29
  30 #include "editor.h"
  31 #include "actions.h"
  32 #include "audio_time_axis.h"
  33 #include "audio_region_view.h"
  34 #include "audio_streamview.h"
  35 #include "automation_line.h"
  36
  37 #include "i18n.h"
  38
  39 using namespace std;
  40 using namespace sigc;
  41 using namespace ARDOUR;
  42 using namespace PBD;
  43 using namespace Gtk;
  44 using namespace Glib;
  45 using namespace Gtkmm2ext;
  46 using namespace Editing;
  47
  48 struct TrackViewByPositionSorter
  49 {
  50     bool operator() (const TimeAxisView* a, const TimeAxisView *b) {
  51             return a->y_position < b->y_position;
  52     }
  53 };
  54
  55 bool
  56 Editor::extend_selection_to_track (TimeAxisView& view)
  57 {
  58         if (selection->selected (&view)) {
  59                 /* already selected, do nothing */
  60                 return false;
  61         }
  62
  63         if (selection->tracks.empty()) {
  64
  65                 if (!selection->selected (&view)) {
  66                         selection->set (&view);
  67                         return true;
  68                 } else {
  69                         return false;
  70                 }
  71         }
  72
  73         /* something is already selected, so figure out which range of things to add */
  74
  75         TrackViewList to_be_added;
  76         TrackViewList sorted = track_views;
  77         TrackViewByPositionSorter cmp;
  78         bool passed_clicked = false;
  79         bool forwards = true;
  80
  81         sorted.sort (cmp);
  82
  83         if (!selection->selected (&view)) {
  84                 to_be_added.push_back (&view);
  85         }
  86
  87         /* figure out if we should go forward or backwards */
  88
  89         for (TrackViewList::iterator i = sorted.begin(); i != sorted.end(); ++i) {
  90
  91                 if ((*i) == &view) {
  92                         passed_clicked = true;
  93                 }
  94
  95                 if (selection->selected (*i)) {
  96                         if (passed_clicked) {
  97                                 forwards = true;
  98                         } else {
  99                                 forwards = false;
 100                         }
 101                         break;
 102                 }
 103         }
 104
 105         passed_clicked = false;
 106
 107         if (forwards) {
 108
 109                 for (TrackViewList::iterator i = sorted.begin(); i != sorted.end(); ++i) {
 110
 111                         if ((*i) == &view) {
 112                                 passed_clicked = true;
 113                                 continue;
 114                         }
 115
 116                         if (passed_clicked) {
 117                                 if ((*i)->hidden()) {
 118                                         continue;
 119                                 }
 120                                 if (selection->selected (*i)) {
 121                                         break;
 122                                 } else if (!(*i)->hidden()) {
 123                                         to_be_added.push_back (*i);
 124                                 }
 125                         }
 126                 }
 127
 128         } else {
 129
 130                 for (TrackViewList::reverse_iterator r = sorted.rbegin(); r != sorted.rend(); ++r) {
 131
 132                         if ((*r) == &view) {
 133                                 passed_clicked = true;
 134                                 continue;
 135                         }
 136
 137                         if (passed_clicked) {
 138
 139                                 if ((*r)->hidden()) {
 140                                         continue;
 141                                 }
 142
 143                                 if (selection->selected (*r)) {
 144                                         break;
 145                                 } else if (!(*r)->hidden()) {
 146                                         to_be_added.push_back (*r);
 147                                 }
 148                         }
 149                 }
 150         }
 151
 152         if (!to_be_added.empty()) {
 153                 selection->add (to_be_added);
 154                 return true;
 155         }
 156
 157         return false;
 158 }
 159
 160 void
 161 Editor::select_all_tracks ()
 162 {
 163         TrackViewList visible_views;
 164         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
 165                 if ((*i)->marked_for_display()) {
 166                         visible_views.push_back (*i);
 167                 }
 168         }
 169         selection->set (visible_views);
 170 }
 171
 172 void
 173 Editor::set_selected_track_as_side_effect (bool force)
 174 {
 175         if (!clicked_trackview) {
 176                 return;
 177         }
 178
 179         if (!selection->tracks.empty()) {
 180
 181                 if (!selection->selected (clicked_trackview)) {
 182                         selection->add (clicked_trackview);
 183                 }
 184
 185         } else if (force) {
 186                 selection->set (clicked_trackview);
 187         }
 188 }
 189
 190 void
 191 Editor::set_selected_track (TimeAxisView& view, Selection::Operation op, bool no_remove)
 192 {
 193         switch (op) {
 194         case Selection::Toggle:
 195                 if (selection->selected (&view)) {
 196                         if (!no_remove) {
 197                                 selection->remove (&view);
 198                         }
 199                 } else {
 200                         selection->add (&view);
 201                 }
 202                 break;
 203
 204         case Selection::Add:
 205                 if (!selection->selected (&view)) {
 206                         selection->add (&view);
 207                 }
 208                 break;
 209
 210         case Selection::Set:
 211                 selection->set (&view);
 212                 break;
 213
 214         case Selection::Extend:
 215                 extend_selection_to_track (view);
 216                 break;
 217         }
 218 }
 219
 220 void
 221 Editor::set_selected_track_from_click (bool press, Selection::Operation op, bool no_remove)
 222 {
 223         if (!clicked_trackview) {
 224                 return;
 225         }
 226
 227         if (!press) {
 228                 return;
 229         }
 230
 231         set_selected_track (*clicked_trackview, op, no_remove);
 232 }
 233
 234 bool
 235 Editor::set_selected_control_point_from_click (Selection::Operation op, bool no_remove)
 236 {
 237         if (!clicked_control_point) {
 238                 return false;
 239         }
 240
 241         /* select this point and any others that it represents */
 242
 243         double y1, y2;
 244         nframes64_t x1, x2;
 245
 246         x1 = pixel_to_frame (clicked_control_point->get_x() - 10);
 247         x2 = pixel_to_frame (clicked_control_point->get_x() + 10);
 248         y1 = clicked_control_point->get_x() - 10;
 249         y2 = clicked_control_point->get_y() + 10;
 250
 251         return select_all_within (x1, x2, y1, y2, selection->tracks, op);
 252 }
 253
 254 void
 255 Editor::get_onscreen_tracks (TrackViewList& tvl)
 256 {
 257         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
 258                 if ((*i)->y_position < canvas_height) {
 259                         tvl.push_back (*i);
 260                 }
 261         }
 262 }
 263
 264 void
 265 Editor::get_relevant_audio_tracks (set<AudioTimeAxisView*>& relevant_tracks)
 266 {
 267         /* step one: get all selected tracks and all tracks in the relevant edit groups */
 268
 269         for (TrackSelection::iterator ti = selection->tracks.begin(); ti != selection->tracks.end(); ++ti) {
 270
 271                 AudioTimeAxisView* atv = dynamic_cast<AudioTimeAxisView*>(*ti);
 272
 273                 if (!atv) {
 274                         continue;
 275                 }
 276
 277                 RouteGroup* group = atv->route()->edit_group();
 278
 279                 if (group && group->is_active()) {
 280
 281                         /* active group for this track, loop over all tracks and get every member of the group */
 282
 283                         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
 284
 285                                 AudioTimeAxisView* tatv;
 286
 287                                 if ((tatv = dynamic_cast<AudioTimeAxisView*> (*i)) != 0) {
 288
 289                                         if (tatv->route()->edit_group() == group) {
 290                                                 relevant_tracks.insert (tatv);
 291                                         }
 292                                 }
 293                         }
 294                 } else {
 295                         relevant_tracks.insert (atv);
 296                 }
 297         }
 298 }
 299
 300
 301 /**
 302  *  Call a slot for a given `basis' track and also for any track that is in the same
 303  *  active edit group.
 304  *  @param sl Slot to call.
 305  *  @param basis Basis track.
 306  */
 307
 308 void
 309 Editor::mapover_audio_tracks (slot<void,AudioTimeAxisView&,uint32_t> sl, TimeAxisView* basis)
 310 {
 311         AudioTimeAxisView* audio_basis = dynamic_cast<AudioTimeAxisView*> (basis);
 312         if (audio_basis == 0) {
 313                 return;
 314         }
 315
 316         /* work out the tracks that we will call the slot for; use
 317            a set here as it will disallow possible duplicates of the
 318            basis track */
 319         set<AudioTimeAxisView*> tracks;
 320
 321         /* always call for the basis */
 322         tracks.insert (audio_basis);
 323
 324         RouteGroup* group = audio_basis->route()->edit_group();
 325         if (group && group->is_active()) {
 326
 327                 /* the basis is a member of an active edit group; find other members */
 328                 for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
 329                         AudioTimeAxisView* v = dynamic_cast<AudioTimeAxisView*> (*i);
 330                         if (v && v->route()->edit_group() == group) {
 331                                 tracks.insert (v);
 332                         }
 333                 }
 334         }
 335
 336         /* call the slots */
 337         uint32_t const sz = tracks.size ();
 338         for (set<AudioTimeAxisView*>::iterator i = tracks.begin(); i != tracks.end(); ++i) {
 339                 sl (**i, sz);
 340         }
 341 }
 342
 343 void
 344 Editor::mapped_get_equivalent_regions (RouteTimeAxisView& tv, uint32_t ignored, RegionView* basis, vector<RegionView*>* all_equivs)
 345 {
 346         boost::shared_ptr<Playlist> pl;
 347         vector<boost::shared_ptr<Region> > results;
 348         RegionView* marv;
 349         boost::shared_ptr<Diskstream> ds;
 350
 351         if ((ds = tv.get_diskstream()) == 0) {
 352                 /* bus */
 353                 return;
 354         }
 355
 356         if (&tv == &basis->get_time_axis_view()) {
 357                 /* looking in same track as the original */
 358                 return;
 359         }
 360
 361         if ((pl = ds->playlist()) != 0) {
 362                 pl->get_equivalent_regions (basis->region(), results);
 363         }
 364
 365         for (vector<boost::shared_ptr<Region> >::iterator ir = results.begin(); ir != results.end(); ++ir) {
 366                 if ((marv = tv.view()->find_view (*ir)) != 0) {
 367                         all_equivs->push_back (marv);
 368                 }
 369         }
 370 }
 371
 372 void
 373 Editor::get_equivalent_regions (RegionView* basis, vector<RegionView*>& equivalent_regions)
 374 {
 375         mapover_audio_tracks (bind (mem_fun (*this, &Editor::mapped_get_equivalent_regions), basis, &equivalent_regions), &basis->get_trackview());
 376
 377         /* add clicked regionview since we skipped all other regions in the same track as the one it was in */
 378
 379         equivalent_regions.push_back (basis);
 380 }
 381
 382 bool
 383 Editor::set_selected_regionview_from_click (bool press, Selection::Operation op, bool no_track_remove)
 384 {
 385         vector<RegionView*> all_equivalent_regions;
 386         bool commit = false;
 387
 388         if (!clicked_regionview || !clicked_audio_trackview) {
 389                 return false;
 390         }
 391
 392         if (press) {
 393                 button_release_can_deselect = false;
 394         }
 395
 396         if (op == Selection::Toggle || op == Selection::Set) {
 397
 398
 399                 switch (op) {
 400                 case Selection::Toggle:
 401
 402                         if (selection->selected (clicked_regionview)) {
 403                                 if (press) {
 404
 405                                         /* whatever was clicked was selected already; do nothing here but allow
 406                                            the button release to deselect it
 407                                         */
 408
 409                                         button_release_can_deselect = true;
 410
 411                                 } else {
 412
 413                                         if (button_release_can_deselect) {
 414
 415                                                 /* just remove this one region, but only on a permitted button release */
 416
 417                                                 selection->remove (clicked_regionview);
 418                                                 commit = true;
 419
 420                                                 /* no more deselect action on button release till a new press
 421                                                    finds an already selected object.
 422                                                 */
 423
 424                                                 button_release_can_deselect = false;
 425                                         }
 426                                 }
 427
 428                         } else {
 429
 430                                 if (press) {
 431
 432                                        if (selection->selected (clicked_audio_trackview)) {
 433                                                get_equivalent_regions (clicked_regionview, all_equivalent_regions);
 434                                        } else {
 435                                                all_equivalent_regions.push_back (clicked_regionview);
 436                                        }
 437
 438                                         /* add all the equivalent regions, but only on button press */
 439
 440
 441
 442                                         if (!all_equivalent_regions.empty()) {
 443                                                 commit = true;
 444                                         }
 445
 446                                         selection->add (all_equivalent_regions);
 447                                 }
 448                         }
 449                         break;
 450
 451                 case Selection::Set:
 452                         if (!selection->selected (clicked_regionview)) {
 453
 454                                 get_equivalent_regions (clicked_regionview, all_equivalent_regions);
 455                                 selection->set (all_equivalent_regions);
 456                                 commit = true;
 457                         } else {
 458                                 /* no commit necessary: clicked on an already selected region */
 459                                 goto out;
 460                         }
 461                         break;
 462
 463                 default:
 464                         /* silly compiler */
 465                         break;
 466                 }
 467
 468         } else if (op == Selection::Extend) {
 469
 470                 list<Selectable*> results;
 471                 nframes64_t last_frame;
 472                 nframes64_t first_frame;
 473                 bool same_track = false;
 474
 475                 /* 1. find the last selected regionview in the track that was clicked in */
 476
 477                 last_frame = 0;
 478                 first_frame = max_frames;
 479
 480                 for (RegionSelection::iterator x = selection->regions.begin(); x != selection->regions.end(); ++x) {
 481                         if (&(*x)->get_time_axis_view() == &clicked_regionview->get_time_axis_view()) {
 482
 483                                 if ((*x)->region()->last_frame() > last_frame) {
 484                                         last_frame = (*x)->region()->last_frame();
 485                                 }
 486
 487                                 if ((*x)->region()->first_frame() < first_frame) {
 488                                         first_frame = (*x)->region()->first_frame();
 489                                 }
 490
 491                                 same_track = true;
 492                         }
 493                 }
 494
 495                 if (same_track) {
 496
 497                         /* 2. figure out the boundaries for our search for new objects */
 498
 499                         switch (clicked_regionview->region()->coverage (first_frame, last_frame)) {
 500                         case OverlapNone:
 501                                 if (last_frame < clicked_regionview->region()->first_frame()) {
 502                                         first_frame = last_frame;
 503                                         last_frame = clicked_regionview->region()->last_frame();
 504                                 } else {
 505                                         last_frame = first_frame;
 506                                         first_frame = clicked_regionview->region()->first_frame();
 507                                 }
 508                                 break;
 509
 510                         case OverlapExternal:
 511                                 if (last_frame < clicked_regionview->region()->first_frame()) {
 512                                         first_frame = last_frame;
 513                                         last_frame = clicked_regionview->region()->last_frame();
 514                                 } else {
 515                                         last_frame = first_frame;
 516                                         first_frame = clicked_regionview->region()->first_frame();
 517                                 }
 518                                 break;
 519
 520                         case OverlapInternal:
 521                                 if (last_frame < clicked_regionview->region()->first_frame()) {
 522                                         first_frame = last_frame;
 523                                         last_frame = clicked_regionview->region()->last_frame();
 524                                 } else {
 525                                         last_frame = first_frame;
 526                                         first_frame = clicked_regionview->region()->first_frame();
 527                                 }
 528                                 break;
 529
 530                         case OverlapStart:
 531                         case OverlapEnd:
 532                                 /* nothing to do except add clicked region to selection, since it
 533                                    overlaps with the existing selection in this track.
 534                                 */
 535                                 break;
 536                         }
 537
 538                 } else {
 539
 540                         /* click in a track that has no regions selected, so extend vertically
 541                            to pick out all regions that are defined by the existing selection
 542                            plus this one.
 543                         */
 544
 545
 546                         first_frame = entered_regionview->region()->position();
 547                         last_frame = entered_regionview->region()->last_frame();
 548
 549                         for (RegionSelection::iterator i = selection->regions.begin(); i != selection->regions.end(); ++i) {
 550                                 if ((*i)->region()->position() < first_frame) {
 551                                         first_frame = (*i)->region()->position();
 552                                 }
 553                                 if ((*i)->region()->last_frame() + 1 > last_frame) {
 554                                         last_frame = (*i)->region()->last_frame();
 555                                 }
 556                         }
 557                 }
 558
 559                 /* 2. find all the tracks we should select in */
 560
 561                 set<AudioTimeAxisView*> relevant_tracks;
 562                 set<AudioTimeAxisView*> already_in_selection;
 563
 564                 get_relevant_audio_tracks (relevant_tracks);
 565
 566                 if (relevant_tracks.empty()) {
 567
 568                         /* no relevant tracks -> no tracks selected .. thus .. if
 569                            the regionview we're in isn't selected (i.e. we're
 570                            about to extend to it), then find all tracks between
 571                            the this one and any selected ones.
 572                         */
 573
 574                         if (!selection->selected (entered_regionview)) {
 575
 576                                 AudioTimeAxisView* atv = dynamic_cast<AudioTimeAxisView*> (&entered_regionview->get_time_axis_view());
 577
 578                                 if (atv) {
 579
 580                                         /* add this track to the ones we will search */
 581
 582                                         relevant_tracks.insert (atv);
 583
 584                                         /* find the track closest to this one that
 585                                            already a selected region.
 586                                         */
 587
 588                                         AudioTimeAxisView* closest = 0;
 589                                         int distance = INT_MAX;
 590                                         int key = atv->route()->order_key ("editor");
 591
 592                                         for (RegionSelection::iterator x = selection->regions.begin(); x != selection->regions.end(); ++x) {
 593
 594                                                 AudioTimeAxisView* aatv = dynamic_cast<AudioTimeAxisView*>(&(*x)->get_time_axis_view());
 595
 596                                                 if (aatv && aatv != atv) {
 597
 598                                                         pair<set<AudioTimeAxisView*>::iterator,bool> result;
 599
 600                                                         result = already_in_selection.insert (aatv);
 601
 602                                                         if (result.second) {
 603                                                                 /* newly added to already_in_selection */
 604
 605
 606                                                                 int d = aatv->route()->order_key ("editor");
 607
 608                                                                 d -= key;
 609
 610                                                                 if (abs (d) < distance) {
 611                                                                         distance = abs (d);
 612                                                                         closest = aatv;
 613                                                                 }
 614                                                         }
 615                                                 }
 616                                         }
 617
 618                                         if (closest) {
 619
 620                                                 /* now add all tracks between that one and this one */
 621
 622                                                 int okey = closest->route()->order_key ("editor");
 623
 624                                                 if (okey > key) {
 625                                                         swap (okey, key);
 626                                                 }
 627
 628                                                 for (TrackViewList::iterator x = track_views.begin(); x != track_views.end(); ++x) {
 629                                                         AudioTimeAxisView* aatv = dynamic_cast<AudioTimeAxisView*>(*x);
 630                                                         if (aatv && aatv != atv) {
 631
 632                                                                 int k = aatv->route()->order_key ("editor");
 633
 634                                                                 if (k >= okey && k <= key) {
 635
 636                                                                         /* in range but don't add it if
 637                                                                            it already has tracks selected.
 638                                                                            this avoids odd selection
 639                                                                            behaviour that feels wrong.
 640                                                                         */
 641
 642                                                                         if (find (already_in_selection.begin(),
 643                                                                                   already_in_selection.end(),
 644                                                                                   aatv) == already_in_selection.end()) {
 645
 646                                                                                 relevant_tracks.insert (aatv);
 647                                                                         }
 648                                                                 }
 649                                                         }
 650                                                 }
 651                                         }
 652                                 }
 653                         }
 654                 }
 655
 656                 /* 3. find all selectable objects (regionviews in this case) between that one and the end of the
 657                            one that was clicked.
 658                 */
 659
 660                 for (set<AudioTimeAxisView*>::iterator t = relevant_tracks.begin(); t != relevant_tracks.end(); ++t) {
 661                         (*t)->get_selectables (first_frame, last_frame, -1.0, -1.0, results);
 662                 }
 663
 664                 /* 4. convert to a vector of audio regions */
 665
 666                 vector<RegionView*> regions;
 667
 668                 for (list<Selectable*>::iterator x = results.begin(); x != results.end(); ++x) {
 669                         RegionView* arv;
 670
 671                         if ((arv = dynamic_cast<RegionView*>(*x)) != 0) {
 672                                 regions.push_back (arv);
 673                         }
 674                 }
 675
 676                 if (!regions.empty()) {
 677                         selection->add (regions);
 678                         commit = true;
 679                 }
 680         }
 681
 682   out:
 683         return commit;
 684 }
 685
 686
 687 void
 688 Editor::set_selected_regionview_from_region_list (boost::shared_ptr<Region> region, Selection::Operation op)
 689 {
 690         vector<RegionView*> all_equivalent_regions;
 691
 692         get_regions_corresponding_to (region, all_equivalent_regions);
 693
 694         if (all_equivalent_regions.empty()) {
 695                 return;
 696         }
 697
 698         switch (op) {
 699         case Selection::Toggle:
 700                 /* XXX this is not correct */
 701                 selection->toggle (all_equivalent_regions);
 702                 break;
 703         case Selection::Set:
 704                 selection->set (all_equivalent_regions);
 705                 break;
 706         case Selection::Extend:
 707                 selection->add (all_equivalent_regions);
 708                 break;
 709         case Selection::Add:
 710                 selection->add (all_equivalent_regions);
 711                 break;
 712         }
 713 }
 714
 715 bool
 716 Editor::set_selected_regionview_from_map_event (GdkEventAny* ev, StreamView* sv, boost::weak_ptr<Region> weak_r)
 717 {
 718         RegionView* rv;
 719         boost::shared_ptr<Region> r (weak_r.lock());
 720
 721         if (!r) {
 722                 return true;
 723         }
 724
 725         boost::shared_ptr<AudioRegion> ar;
 726
 727         if ((ar = boost::dynamic_pointer_cast<AudioRegion> (r)) == 0) {
 728                 return true;
 729         }
 730
 731         if ((rv = sv->find_view (ar)) == 0) {
 732                 return true;
 733         }
 734
 735         /* don't reset the selection if its something other than
 736            a single other region.
 737         */
 738
 739         if (selection->regions.size() > 1) {
 740                 return true;
 741         }
 742
 743         begin_reversible_command (_("set selected regions"));
 744
 745         selection->set (rv);
 746
 747         commit_reversible_command () ;
 748
 749         return true;
 750 }
 751
 752 void
 753 Editor::track_selection_changed ()
 754 {
 755         switch (selection->tracks.size()){
 756         case 0:
 757                 break;
 758         default:
 759                 set_selected_mixer_strip (*(selection->tracks.front()));
 760                 break;
 761         }
 762
 763         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
 764                 if (find (selection->tracks.begin(), selection->tracks.end(), *i) != selection->tracks.end()) {
 765                         (*i)->set_selected (true);
 766                 } else {
 767                         (*i)->set_selected (false);
 768                 }
 769         }
 770
 771         ActionManager::set_sensitive (ActionManager::track_selection_sensitive_actions, !selection->tracks.empty());
 772 }
 773
 774 void
 775 Editor::time_selection_changed ()
 776 {
 777         if (Profile->get_sae()) {
 778                 return;
 779         }
 780
 781         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
 782                 (*i)->hide_selection ();
 783         }
 784
 785         if (selection->tracks.empty()) {
 786                 for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
 787                         (*i)->show_selection (selection->time);
 788                 }
 789         } else {
 790                 for (TrackSelection::iterator i = selection->tracks.begin(); i != selection->tracks.end(); ++i) {
 791                         (*i)->show_selection (selection->time);
 792                 }
 793         }
 794
 795         if (selection->time.empty()) {
 796                 ActionManager::set_sensitive (ActionManager::time_selection_sensitive_actions, false);
 797         } else {
 798                 ActionManager::set_sensitive (ActionManager::time_selection_sensitive_actions, true);
 799         }
 800
 801 }
 802
 803 void
 804 Editor::sensitize_the_right_region_actions (bool have_selected_regions)
 805 {
 806         for (vector<Glib::RefPtr<Action> >::iterator x = ActionManager::region_selection_sensitive_actions.begin();
 807              x != ActionManager::region_selection_sensitive_actions.end(); ++x) {
 808
 809                 string accel_path = (*x)->get_accel_path ();
 810                 AccelKey key;
 811
 812                 /* if there is an accelerator, it should always be sensitive
 813                    to allow for keyboard ops on entered regions.
 814                 */
 815
 816                 bool known = ActionManager::lookup_entry (accel_path, key);
 817
 818                 if (known && ((key.get_key() != GDK_VoidSymbol) && (key.get_key() != 0))) {
 819                         (*x)->set_sensitive (true);
 820                 } else {
 821                         (*x)->set_sensitive (have_selected_regions);
 822                 }
 823         }
 824 }
 825
 826
 827 void
 828 Editor::region_selection_changed ()
 829 {
 830         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
 831                 (*i)->set_selected_regionviews (selection->regions);
 832         }
 833
 834         sensitize_the_right_region_actions (!selection->regions.empty());
 835
 836         zoomed_to_region = false;
 837 }
 838
 839 void
 840 Editor::point_selection_changed ()
 841 {
 842         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
 843                 (*i)->set_selected_points (selection->points);
 844         }
 845 }
 846
 847 void
 848 Editor::select_all_in_track (Selection::Operation op)
 849 {
 850         list<Selectable *> touched;
 851
 852         if (!clicked_trackview) {
 853                 return;
 854         }
 855
 856         clicked_trackview->get_selectables (0, max_frames, 0, DBL_MAX, touched);
 857
 858         switch (op) {
 859         case Selection::Toggle:
 860                 selection->add (touched);
 861                 break;
 862         case Selection::Set:
 863                 selection->set (touched);
 864                 break;
 865         case Selection::Extend:
 866                 /* meaningless, because we're selecting everything */
 867                 break;
 868         case Selection::Add:
 869                 selection->add (touched);
 870                 break;
 871         }
 872 }
 873
 874 void
 875 Editor::select_all (Selection::Operation op)
 876 {
 877         list<Selectable *> touched;
 878
 879         for (TrackViewList::iterator iter = track_views.begin(); iter != track_views.end(); ++iter) {
 880                 if ((*iter)->hidden()) {
 881                         continue;
 882                 }
 883                 (*iter)->get_selectables (0, max_frames, 0, DBL_MAX, touched);
 884         }
 885         begin_reversible_command (_("select all"));
 886         switch (op) {
 887         case Selection::Add:
 888                 selection->add (touched);
 889                 break;
 890         case Selection::Toggle:
 891                 selection->add (touched);
 892                 break;
 893         case Selection::Set:
 894                 selection->set (touched);
 895                 break;
 896         case Selection::Extend:
 897                 /* meaningless, because we're selecting everything */
 898                 break;
 899         }
 900         commit_reversible_command ();
 901 }
 902
 903 void
 904 Editor::invert_selection_in_track ()
 905 {
 906         list<Selectable *> touched;
 907
 908         if (!clicked_trackview) {
 909                 return;
 910         }
 911
 912         clicked_trackview->get_inverted_selectables (*selection, touched);
 913         selection->set (touched);
 914 }
 915
 916 void
 917 Editor::invert_selection ()
 918 {
 919         list<Selectable *> touched;
 920
 921         for (TrackViewList::iterator iter = track_views.begin(); iter != track_views.end(); ++iter) {
 922                 if ((*iter)->hidden()) {
 923                         continue;
 924                 }
 925                 (*iter)->get_inverted_selectables (*selection, touched);
 926         }
 927
 928         selection->set (touched);
 929 }
 930
 931 bool
 932 Editor::select_all_within (nframes64_t start, nframes64_t end, double top, double bot, const TrackViewList& tracklist, Selection::Operation op)
 933 {
 934         list<Selectable*> touched;
 935         list<Selectable*>::size_type n = 0;
 936         TrackViewList touched_tracks;
 937
 938         for (TrackViewList::const_iterator iter = tracklist.begin(); iter != tracklist.end(); ++iter) {
 939                 if ((*iter)->hidden()) {
 940                         continue;
 941                 }
 942
 943                 n = touched.size();
 944
 945                 (*iter)->get_selectables (start, end, top, bot, touched);
 946
 947                 if (n != touched.size()) {
 948                         touched_tracks.push_back (*iter);
 949                 }
 950         }
 951
 952         if (touched.empty()) {
 953                 return false;
 954         }
 955
 956         if (!touched_tracks.empty()) {
 957
 958                 switch (op) {
 959                 case Selection::Add:
 960                         selection->add (touched_tracks);
 961                         break;
 962                 case Selection::Toggle:
 963                         selection->toggle (touched_tracks);
 964                         break;
 965                 case Selection::Set:
 966                         selection->set (touched_tracks);
 967                         break;
 968                 case Selection::Extend:
 969                         /* not defined yet */
 970                         break;
 971                 }
 972         }
 973
 974         begin_reversible_command (_("select all within"));
 975         switch (op) {
 976         case Selection::Add:
 977                 selection->add (touched);
 978                 break;
 979         case Selection::Toggle:
 980                 selection->toggle (touched);
 981                 break;
 982         case Selection::Set:
 983                 selection->set (touched);
 984                 break;
 985         case Selection::Extend:
 986                 /* not defined yet */
 987                 break;
 988         }
 989
 990         commit_reversible_command ();
 991
 992         return !touched.empty();
 993 }
 994
 995 void
 996 Editor::set_selection_from_audio_region ()
 997 {
 998         if (selection->regions.empty()) {
 999                 return;
1000         }
1001
1002         selection->set (0, selection->regions.start(), selection->regions.end_frame());
1003         if (!Profile->get_sae()) {
1004                 set_mouse_mode (Editing::MouseRange, false);
1005         }
1006 }
1007
1008 void
1009 Editor::set_selection_from_punch()
1010 {
1011         Location* location;
1012
1013         if ((location = session->locations()->auto_punch_location()) == 0)  {
1014                 return;
1015         }
1016
1017         set_selection_from_range (*location);
1018 }
1019
1020 void
1021 Editor::set_selection_from_loop()
1022 {
1023         Location* location;
1024
1025         if ((location = session->locations()->auto_loop_location()) == 0)  {
1026                 return;
1027         }
1028         set_selection_from_range (*location);
1029 }
1030
1031 void
1032 Editor::set_selection_from_range (Location& loc)
1033 {
1034         begin_reversible_command (_("set selection from range"));
1035         selection->set (0, loc.start(), loc.end());
1036         commit_reversible_command ();
1037
1038         if (!Profile->get_sae()) {
1039                 set_mouse_mode (Editing::MouseRange, false);
1040         }
1041 }
1042
1043 void
1044 Editor::select_all_selectables_using_time_selection ()
1045 {
1046         list<Selectable *> touched;
1047
1048         if (selection->time.empty()) {
1049                 return;
1050         }
1051
1052         nframes64_t start = selection->time[clicked_selection].start;
1053         nframes64_t end = selection->time[clicked_selection].end;
1054
1055         if (end - start < 1)  {
1056                 return;
1057         }
1058
1059         TrackSelection* ts;
1060
1061         if (selection->tracks.empty()) {
1062                 ts = &track_views;
1063         } else {
1064                 ts = &selection->tracks;
1065         }
1066
1067         for (TrackViewList::iterator iter = ts->begin(); iter != ts->end(); ++iter) {
1068                 if ((*iter)->hidden()) {
1069                         continue;
1070                 }
1071                 (*iter)->get_selectables (start, end - 1, 0, DBL_MAX, touched);
1072         }
1073
1074         begin_reversible_command (_("select all from range"));
1075         selection->set (touched);
1076         commit_reversible_command ();
1077 }
1078
1079
1080 void
1081 Editor::select_all_selectables_using_punch()
1082 {
1083         Location* location = session->locations()->auto_punch_location();
1084         list<Selectable *> touched;
1085
1086         if (location == 0 || (location->end() - location->start() <= 1))  {
1087                 return;
1088         }
1089
1090
1091         TrackSelection* ts;
1092
1093         if (selection->tracks.empty()) {
1094                 ts = &track_views;
1095         } else {
1096                 ts = &selection->tracks;
1097         }
1098
1099         for (TrackViewList::iterator iter = ts->begin(); iter != ts->end(); ++iter) {
1100                 if ((*iter)->hidden()) {
1101                         continue;
1102                 }
1103                 (*iter)->get_selectables (location->start(), location->end() - 1, 0, DBL_MAX, touched);
1104         }
1105         begin_reversible_command (_("select all from punch"));
1106         selection->set (touched);
1107         commit_reversible_command ();
1108
1109 }
1110
1111 void
1112 Editor::select_all_selectables_using_loop()
1113 {
1114         Location* location = session->locations()->auto_loop_location();
1115         list<Selectable *> touched;
1116
1117         if (location == 0 || (location->end() - location->start() <= 1))  {
1118                 return;
1119         }
1120
1121
1122         TrackSelection* ts;
1123
1124         if (selection->tracks.empty()) {
1125                 ts = &track_views;
1126         } else {
1127                 ts = &selection->tracks;
1128         }
1129
1130         for (TrackViewList::iterator iter = ts->begin(); iter != ts->end(); ++iter) {
1131                 if ((*iter)->hidden()) {
1132                         continue;
1133                 }
1134                 (*iter)->get_selectables (location->start(), location->end() - 1, 0, DBL_MAX, touched);
1135         }
1136         begin_reversible_command (_("select all from loop"));
1137         selection->set (touched);
1138         commit_reversible_command ();
1139
1140 }
1141
1142 void
1143 Editor::select_all_selectables_using_cursor (Cursor *cursor, bool after)
1144 {
1145         nframes64_t start;
1146         nframes64_t end;
1147         list<Selectable *> touched;
1148
1149         if (after) {
1150                 begin_reversible_command (_("select all after cursor"));
1151                 start = cursor->current_frame ;
1152                 end = session->current_end_frame();
1153         } else {
1154                 if (cursor->current_frame > 0) {
1155                         begin_reversible_command (_("select all before cursor"));
1156                         start = 0;
1157                         end = cursor->current_frame - 1;
1158                 } else {
1159                         return;
1160                 }
1161         }
1162
1163
1164         TrackSelection* ts;
1165
1166         if (selection->tracks.empty()) {
1167                 ts = &track_views;
1168         } else {
1169                 ts = &selection->tracks;
1170         }
1171
1172         for (TrackViewList::iterator iter = ts->begin(); iter != ts->end(); ++iter) {
1173                 if ((*iter)->hidden()) {
1174                         continue;
1175                 }
1176                 (*iter)->get_selectables (start, end, 0, DBL_MAX, touched);
1177         }
1178         selection->set (touched);
1179         commit_reversible_command ();
1180 }
1181
1182 void
1183 Editor::select_all_selectables_using_edit (bool after)
1184 {
1185         nframes64_t start;
1186         nframes64_t end;
1187         list<Selectable *> touched;
1188
1189         if (after) {
1190                 begin_reversible_command (_("select all after edit"));
1191                 start = get_preferred_edit_position();
1192                 end = session->current_end_frame();
1193         } else {
1194                 if ((end = get_preferred_edit_position()) > 1) {
1195                         begin_reversible_command (_("select all before edit"));
1196                         start = 0;
1197                         end -= 1;
1198                 } else {
1199                         return;
1200                 }
1201         }
1202
1203
1204         TrackSelection* ts;
1205
1206         if (selection->tracks.empty()) {
1207                 ts = &track_views;
1208         } else {
1209                 ts = &selection->tracks;
1210         }
1211
1212         for (TrackViewList::iterator iter = ts->begin(); iter != ts->end(); ++iter) {
1213                 if ((*iter)->hidden()) {
1214                         continue;
1215                 }
1216                 (*iter)->get_selectables (start, end, 0, DBL_MAX, touched);
1217         }
1218         selection->set (touched);
1219         commit_reversible_command ();
1220 }
1221
1222 void
1223 Editor::select_all_selectables_between (bool within)
1224 {
1225         nframes64_t start;
1226         nframes64_t end;
1227         list<Selectable *> touched;
1228
1229         if (!get_edit_op_range (start, end)) {
1230                 return;
1231         }
1232
1233         TrackSelection* ts;
1234
1235         if (selection->tracks.empty()) {
1236                 ts = &track_views;
1237         } else {
1238                 ts = &selection->tracks;
1239         }
1240
1241         for (TrackViewList::iterator iter = ts->begin(); iter != ts->end(); ++iter) {
1242                 if ((*iter)->hidden()) {
1243                         continue;
1244                 }
1245                 (*iter)->get_selectables (start, end, 0, DBL_MAX, touched);
1246         }
1247
1248         selection->set (touched);
1249 }
1250
1251 void
1252 Editor::select_range_between ()
1253 {
1254         nframes64_t start;
1255         nframes64_t end;
1256
1257         if (!get_edit_op_range (start, end)) {
1258                 return;
1259         }
1260
1261         set_mouse_mode (MouseRange);
1262         selection->set ((TimeAxisView*) 0, start, end);
1263 }
1264
1265 bool
1266 Editor::get_edit_op_range (nframes64_t& start, nframes64_t& end) const
1267 {
1268         nframes64_t m;
1269         bool ignored;
1270
1271         /* in range mode, use any existing selection */
1272
1273         if (mouse_mode == MouseRange && !selection->time.empty()) {
1274                 /* we know that these are ordered */
1275                 start = selection->time.start();
1276                 end = selection->time.end_frame();
1277                 return true;
1278         }
1279
1280         if (!mouse_frame (m, ignored)) {
1281                 /* mouse is not in a canvas, try playhead+selected marker.
1282                    this is probably most true when using menus.
1283                  */
1284
1285                 if (selection->markers.empty()) {
1286                         return false;
1287                 }
1288
1289                 start = selection->markers.front()->position();
1290                 end = session->audible_frame();
1291
1292         } else {
1293
1294                 switch (_edit_point) {
1295                 case EditAtPlayhead:
1296                         if (selection->markers.empty()) {
1297                                 /* use mouse + playhead */
1298                                 start = m;
1299                                 end = session->audible_frame();
1300                         } else {
1301                                 /* use playhead + selected marker */
1302                                 start = session->audible_frame();
1303                                 end = selection->markers.front()->position();
1304                         }
1305                         break;
1306
1307                 case EditAtMouse:
1308                         /* use mouse + selected marker */
1309                         if (selection->markers.empty()) {
1310                                 start = m;
1311                                 end = session->audible_frame();
1312                         } else {
1313                                 start = selection->markers.front()->position();
1314                                 end = m;
1315                         }
1316                         break;
1317
1318                 case EditAtSelectedMarker:
1319                         /* use mouse + selected marker */
1320                         if (selection->markers.empty()) {
1321
1322                                 MessageDialog win (_("No edit range defined"),
1323                                                    false,
1324                                                    MESSAGE_INFO,
1325                                                    BUTTONS_OK);
1326
1327                                 win.set_secondary_text (
1328                                         _("the edit point is Selected Marker\nbut there is no selected marker."));
1329
1330
1331                                 win.set_default_response (RESPONSE_CLOSE);
1332                                 win.set_position (Gtk::WIN_POS_MOUSE);
1333                                 win.show_all();
1334
1335                                 win.run ();
1336
1337                                 return false; // NO RANGE
1338                         }
1339                         start = selection->markers.front()->position();
1340                         end = m;
1341                         break;
1342                 }
1343         }
1344
1345         if (start == end) {
1346                 return false;
1347         }
1348
1349         if (start > end) {
1350                 swap (start, end);
1351         }
1352
1353         /* turn range into one delimited by start...end,
1354            not start...end-1
1355         */
1356
1357         end++;
1358
1359         return true;
1360 }
1361
1362 void
1363 Editor::deselect_all ()
1364 {
1365         selection->clear ();
1366 }
1367
1368