edit operations should depend on the existence of an explicit range, NOT the mouse...
[ardour.git] / 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/midi_region.h"
26 #include "ardour/playlist.h"
27 #include "ardour/profile.h"
28 #include "ardour/route_group.h"
29 #include "ardour/session.h"
30
31 #include "control_protocol/control_protocol.h"
32
33 #include "editor.h"
34 #include "actions.h"
35 #include "audio_time_axis.h"
36 #include "audio_region_view.h"
37 #include "audio_streamview.h"
38 #include "automation_line.h"
39 #include "control_point.h"
40 #include "editor_regions.h"
41 #include "editor_cursors.h"
42 #include "midi_region_view.h"
43
44 #include "i18n.h"
45
46 using namespace std;
47 using namespace ARDOUR;
48 using namespace PBD;
49 using namespace Gtk;
50 using namespace Glib;
51 using namespace Gtkmm2ext;
52 using namespace Editing;
53
54 struct TrackViewByPositionSorter
55 {
56         bool operator() (const TimeAxisView* a, const TimeAxisView *b) {
57                 return a->y_position() < b->y_position();
58         }
59 };
60
61 bool
62 Editor::extend_selection_to_track (TimeAxisView& view)
63 {
64         if (selection->selected (&view)) {
65                 /* already selected, do nothing */
66                 return false;
67         }
68
69         if (selection->tracks.empty()) {
70
71                 if (!selection->selected (&view)) {
72                         selection->set (&view);
73                         return true;
74                 } else {
75                         return false;
76                 }
77         }
78
79         /* something is already selected, so figure out which range of things to add */
80
81         TrackViewList to_be_added;
82         TrackViewList sorted = track_views;
83         TrackViewByPositionSorter cmp;
84         bool passed_clicked = false;
85         bool forwards = true;
86
87         sorted.sort (cmp);
88
89         if (!selection->selected (&view)) {
90                 to_be_added.push_back (&view);
91         }
92
93         /* figure out if we should go forward or backwards */
94
95         for (TrackViewList::iterator i = sorted.begin(); i != sorted.end(); ++i) {
96
97                 if ((*i) == &view) {
98                         passed_clicked = true;
99                 }
100
101                 if (selection->selected (*i)) {
102                         if (passed_clicked) {
103                                 forwards = true;
104                         } else {
105                                 forwards = false;
106                         }
107                         break;
108                 }
109         }
110
111         passed_clicked = false;
112
113         if (forwards) {
114
115                 for (TrackViewList::iterator i = sorted.begin(); i != sorted.end(); ++i) {
116
117                         if ((*i) == &view) {
118                                 passed_clicked = true;
119                                 continue;
120                         }
121
122                         if (passed_clicked) {
123                                 if ((*i)->hidden()) {
124                                         continue;
125                                 }
126                                 if (selection->selected (*i)) {
127                                         break;
128                                 } else if (!(*i)->hidden()) {
129                                         to_be_added.push_back (*i);
130                                 }
131                         }
132                 }
133
134         } else {
135
136                 for (TrackViewList::reverse_iterator r = sorted.rbegin(); r != sorted.rend(); ++r) {
137
138                         if ((*r) == &view) {
139                                 passed_clicked = true;
140                                 continue;
141                         }
142
143                         if (passed_clicked) {
144
145                                 if ((*r)->hidden()) {
146                                         continue;
147                                 }
148
149                                 if (selection->selected (*r)) {
150                                         break;
151                                 } else if (!(*r)->hidden()) {
152                                         to_be_added.push_back (*r);
153                                 }
154                         }
155                 }
156         }
157
158         if (!to_be_added.empty()) {
159                 selection->add (to_be_added);
160                 return true;
161         }
162
163         return false;
164 }
165
166 void
167 Editor::select_all_tracks ()
168 {
169         TrackViewList visible_views;
170         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
171                 if ((*i)->marked_for_display()) {
172                         visible_views.push_back (*i);
173                 }
174         }
175         selection->set (visible_views);
176 }
177
178 /** Select clicked_axisview, unless there are no currently selected
179  *  tracks, in which case nothing will happen unless `force' is true.
180  */
181 void
182 Editor::set_selected_track_as_side_effect (Selection::Operation op)
183 {
184         if (!clicked_axisview) {
185                 return;
186         }
187
188         if (!clicked_routeview) {
189                 return;
190         }
191
192         bool had_tracks = !selection->tracks.empty();
193         RouteGroup* group = clicked_routeview->route()->route_group();
194         RouteGroup& arg (_session->all_route_group());
195
196         switch (op) {
197         case Selection::Toggle:
198                 if (selection->selected (clicked_axisview)) {
199                         if (arg.is_select() && arg.is_active()) {
200                                 for (TrackViewList::iterator i = track_views.begin(); i != track_views.end (); ++i) {
201                                         selection->remove(*i);
202                                 }
203                         } else if (group && group->is_active()) {
204                                 for (TrackViewList::iterator i = track_views.begin(); i != track_views.end (); ++i) {
205                                         if ((*i)->route_group() == group)
206                                                 selection->remove(*i);
207                                 }
208                         } else {
209                                 selection->remove (clicked_axisview);
210                         }
211                 } else {
212                         if (arg.is_select() && arg.is_active()) {
213                                 for (TrackViewList::iterator i = track_views.begin(); i != track_views.end (); ++i) {
214                                         selection->add(*i);
215                                 }
216                         } else if (group && group->is_active()) {
217                                 for (TrackViewList::iterator i = track_views.begin(); i != track_views.end (); ++i) {
218                                         if ( (*i)->route_group() == group)
219                                                 selection->add(*i);
220                                 }
221                         } else {
222                                 selection->add (clicked_axisview);
223                         }
224                 }
225                 break;
226
227         case Selection::Add:
228                 if (!had_tracks && arg.is_select() && arg.is_active()) {
229                         /* nothing was selected already, and all group is active etc. so use
230                            all tracks.
231                         */
232                         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end (); ++i) {
233                                 selection->add(*i);
234                         }
235                 } else if (group && group->is_active()) {
236                         for (TrackViewList::iterator i  = track_views.begin(); i != track_views.end (); ++i) {
237                                 if ((*i)->route_group() == group)
238                                         selection->add(*i);
239                         }
240                 } else {
241                         selection->add (clicked_axisview);
242                 }
243                 break;
244
245         case Selection::Set:
246                 selection->clear();
247                 if (!had_tracks && arg.is_select() && arg.is_active()) {
248                         /* nothing was selected already, and all group is active etc. so use
249                            all tracks.
250                         */
251                         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end (); ++i) {
252                                 selection->add(*i);
253                         }
254                 } else if (group && group->is_active()) {
255                         for (TrackViewList::iterator i  = track_views.begin(); i != track_views.end (); ++i) {
256                                 if ((*i)->route_group() == group)
257                                         selection->add(*i);
258                         }
259                 } else {
260                         selection->set (clicked_axisview);
261                 }
262                 break;
263
264         case Selection::Extend:
265                 selection->clear();
266                 break;
267         }
268 }
269
270 void
271 Editor::set_selected_track (TimeAxisView& view, Selection::Operation op, bool no_remove)
272 {
273         switch (op) {
274         case Selection::Toggle:
275                 if (selection->selected (&view)) {
276                         if (!no_remove) {
277                                 selection->remove (&view);
278                         }
279                 } else {
280                         selection->add (&view);
281                 }
282                 break;
283
284         case Selection::Add:
285                 if (!selection->selected (&view)) {
286                         selection->add (&view);
287                 }
288                 break;
289
290         case Selection::Set:
291                 selection->set (&view);
292                 break;
293
294         case Selection::Extend:
295                 extend_selection_to_track (view);
296                 break;
297         }
298 }
299
300 void
301 Editor::set_selected_track_from_click (bool press, Selection::Operation op, bool no_remove)
302 {
303         if (!clicked_routeview) {
304                 return;
305         }
306
307         if (!press) {
308                 return;
309         }
310
311         set_selected_track (*clicked_routeview, op, no_remove);
312 }
313
314 bool
315 Editor::set_selected_control_point_from_click (bool press, Selection::Operation op)
316 {
317         if (!clicked_control_point) {
318                 return false;
319         }
320
321         switch (op) {
322         case Selection::Set:
323                 if (press) {
324                         selection->set (clicked_control_point);
325                 }
326                 break;
327         case Selection::Add:
328                 if (press) {
329                         selection->add (clicked_control_point);
330                 }
331                 break;
332         case Selection::Toggle:
333                 /* This is a bit of a hack; if we Primary-Click-Drag a control
334                    point (for push drag) we want the point we clicked on to be
335                    selected, otherwise we end up confusingly dragging an
336                    unselected point.  So here we ensure that the point is selected
337                    after the press, and if we subsequently get a release (meaning no
338                    drag occurred) we set things up so that the toggle has happened.
339                 */
340                 if (press && !selection->selected (clicked_control_point)) {
341                         /* This is the button press, and the control point is not selected; make it so,
342                            in case this press leads to a drag.  Also note that having done this, we don't
343                            need to toggle again on release.
344                         */
345                         selection->toggle (clicked_control_point);
346                         _control_point_toggled_on_press = true;
347                 } else if (!press && !_control_point_toggled_on_press) {
348                         /* This is the release, and the point wasn't toggled on the press, so do it now */
349                         selection->toggle (clicked_control_point);
350                 } else {
351                         /* Reset our flag */
352                         _control_point_toggled_on_press = false;
353                 }
354                 break;
355         case Selection::Extend:
356                 /* XXX */
357                 break;
358         }
359
360         return true;
361 }
362
363 void
364 Editor::get_onscreen_tracks (TrackViewList& tvl)
365 {
366         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
367                 if ((*i)->y_position() < _canvas_height) {
368                         tvl.push_back (*i);
369                 }
370         }
371 }
372
373 /** Call a slot for a given `basis' track and also for any track that is in the same
374  *  active route group with a particular set of properties.
375  *
376  *  @param sl Slot to call.
377  *  @param basis Basis track.
378  *  @param prop Properties that active edit groups must share to be included in the map.
379  */
380
381 void
382 Editor::mapover_tracks (sigc::slot<void, RouteTimeAxisView&, uint32_t> sl, TimeAxisView* basis, PBD::PropertyID prop) const
383 {
384         RouteTimeAxisView* route_basis = dynamic_cast<RouteTimeAxisView*> (basis);
385
386         if (route_basis == 0) {
387                 return;
388         }
389
390         set<RouteTimeAxisView*> tracks;
391         tracks.insert (route_basis);
392
393         RouteGroup* group = route_basis->route()->route_group();
394
395         if (group && group->enabled_property(prop) && group->enabled_property (Properties::active.property_id) ) {
396
397                 /* the basis is a member of an active route group, with the appropriate
398                    properties; find other members */
399
400                 for (TrackViewList::const_iterator i = track_views.begin(); i != track_views.end(); ++i) {
401                         RouteTimeAxisView* v = dynamic_cast<RouteTimeAxisView*> (*i);
402                         if (v && v->route()->route_group() == group) {
403                                 tracks.insert (v);
404                         }
405                 }
406         }
407
408         /* call the slots */
409         uint32_t const sz = tracks.size ();
410
411         for (set<RouteTimeAxisView*>::iterator i = tracks.begin(); i != tracks.end(); ++i) {
412                 sl (**i, sz);
413         }
414 }
415
416 /** Call a slot for a given `basis' track and also for any track that is in the same
417  *  active route group with a particular set of properties.
418  *
419  *  @param sl Slot to call.
420  *  @param basis Basis track.
421  *  @param prop Properties that active edit groups must share to be included in the map.
422  */
423
424 void
425 Editor::mapover_tracks_with_unique_playlists (sigc::slot<void, RouteTimeAxisView&, uint32_t> sl, TimeAxisView* basis, PBD::PropertyID prop) const
426 {
427         RouteTimeAxisView* route_basis = dynamic_cast<RouteTimeAxisView*> (basis);
428         set<boost::shared_ptr<Playlist> > playlists;
429
430         if (route_basis == 0) {
431                 return;
432         }
433
434         set<RouteTimeAxisView*> tracks;
435         tracks.insert (route_basis);
436
437         RouteGroup* group = route_basis->route()->route_group(); // could be null, not a problem
438
439         if (group && group->enabled_property(prop) && group->enabled_property (Properties::active.property_id) ) {
440
441                 /* the basis is a member of an active route group, with the appropriate
442                    properties; find other members */
443
444                 for (TrackViewList::const_iterator i = track_views.begin(); i != track_views.end(); ++i) {
445                         RouteTimeAxisView* v = dynamic_cast<RouteTimeAxisView*> (*i);
446
447                         if (v && v->route()->route_group() == group) {
448                                 
449                                 boost::shared_ptr<Track> t = v->track();
450                                 if (t) {
451                                         if (playlists.insert (t->playlist()).second) {
452                                                 /* haven't seen this playlist yet */
453                                                 tracks.insert (v);
454                                         }
455                                 } else {
456                                         /* not actually a "Track", but a timeaxis view that
457                                            we should mapover anyway.
458                                         */
459                                         tracks.insert (v);
460                                 }
461                         }
462                 }
463         }
464
465         /* call the slots */
466         uint32_t const sz = tracks.size ();
467
468         for (set<RouteTimeAxisView*>::iterator i = tracks.begin(); i != tracks.end(); ++i) {
469                 sl (**i, sz);
470         }
471 }
472
473 void
474 Editor::mapped_get_equivalent_regions (RouteTimeAxisView& tv, uint32_t, RegionView * basis, vector<RegionView*>* all_equivs) const
475 {
476         boost::shared_ptr<Playlist> pl;
477         vector<boost::shared_ptr<Region> > results;
478         RegionView* marv;
479         boost::shared_ptr<Track> tr;
480
481         if ((tr = tv.track()) == 0) {
482                 /* bus */
483                 return;
484         }
485
486         if (&tv == &basis->get_time_axis_view()) {
487                 /* looking in same track as the original */
488                 return;
489         }
490
491         if ((pl = tr->playlist()) != 0) {
492                 pl->get_equivalent_regions (basis->region(), results);
493         }
494
495         for (vector<boost::shared_ptr<Region> >::iterator ir = results.begin(); ir != results.end(); ++ir) {
496                 if ((marv = tv.view()->find_view (*ir)) != 0) {
497                         all_equivs->push_back (marv);
498                 }
499         }
500 }
501
502 void
503 Editor::get_equivalent_regions (RegionView* basis, vector<RegionView*>& equivalent_regions, PBD::PropertyID property) const
504 {
505         mapover_tracks_with_unique_playlists (sigc::bind (sigc::mem_fun (*this, &Editor::mapped_get_equivalent_regions), basis, &equivalent_regions), &basis->get_time_axis_view(), property);
506
507         /* add clicked regionview since we skipped all other regions in the same track as the one it was in */
508
509         equivalent_regions.push_back (basis);
510 }
511
512 RegionSelection
513 Editor::get_equivalent_regions (RegionSelection & basis, PBD::PropertyID prop) const
514 {
515         RegionSelection equivalent;
516
517         for (RegionSelection::const_iterator i = basis.begin(); i != basis.end(); ++i) {
518
519                 vector<RegionView*> eq;
520
521                 mapover_tracks_with_unique_playlists (
522                         sigc::bind (sigc::mem_fun (*this, &Editor::mapped_get_equivalent_regions), *i, &eq),
523                         &(*i)->get_time_axis_view(), prop);
524
525                 for (vector<RegionView*>::iterator j = eq.begin(); j != eq.end(); ++j) {
526                         equivalent.add (*j);
527                 }
528
529                 equivalent.add (*i);
530         }
531
532         return equivalent;
533 }
534
535 int
536 Editor::get_regionview_count_from_region_list (boost::shared_ptr<Region> region)
537 {
538         int region_count = 0;
539
540         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
541
542                 RouteTimeAxisView* tatv;
543
544                 if ((tatv = dynamic_cast<RouteTimeAxisView*> (*i)) != 0) {
545
546                         boost::shared_ptr<Playlist> pl;
547                         vector<boost::shared_ptr<Region> > results;
548                         RegionView* marv;
549                         boost::shared_ptr<Track> tr;
550
551                         if ((tr = tatv->track()) == 0) {
552                                 /* bus */
553                                 continue;
554                         }
555
556                         if ((pl = (tr->playlist())) != 0) {
557                                 pl->get_region_list_equivalent_regions (region, results);
558                         }
559
560                         for (vector<boost::shared_ptr<Region> >::iterator ir = results.begin(); ir != results.end(); ++ir) {
561                                 if ((marv = tatv->view()->find_view (*ir)) != 0) {
562                                         region_count++;
563                                 }
564                         }
565
566                 }
567         }
568
569         return region_count;
570 }
571
572
573 bool
574 Editor::set_selected_regionview_from_click (bool press, Selection::Operation op)
575 {
576         vector<RegionView*> all_equivalent_regions;
577         bool commit = false;
578
579         if (!clicked_regionview || !clicked_routeview) {
580                 return false;
581         }
582
583         if (press) {
584                 button_release_can_deselect = false;
585         }
586
587         if (op == Selection::Toggle || op == Selection::Set) {
588
589                 switch (op) {
590                 case Selection::Toggle:
591                         if (selection->selected (clicked_regionview)) {
592                                 if (press) {
593
594                                         /* whatever was clicked was selected already; do nothing here but allow
595                                            the button release to deselect it
596                                         */
597
598                                         button_release_can_deselect = true;
599
600                                 } else {
601                                         if (button_release_can_deselect) {
602
603                                                 /* just remove this one region, but only on a permitted button release */
604
605                                                 selection->remove (clicked_regionview);
606                                                 commit = true;
607
608                                                 /* no more deselect action on button release till a new press
609                                                    finds an already selected object.
610                                                 */
611
612                                                 button_release_can_deselect = false;
613                                         }
614                                 }
615
616                         } else {
617
618                                 if (press) {
619
620                                         if (selection->selected (clicked_routeview)) {
621                                                 get_equivalent_regions (clicked_regionview, all_equivalent_regions, ARDOUR::Properties::select.property_id);
622                                         } else {
623                                                 all_equivalent_regions.push_back (clicked_regionview);
624                                         }
625
626                                         /* add all the equivalent regions, but only on button press */
627
628                                         if (!all_equivalent_regions.empty()) {
629                                                 commit = true;
630                                         }
631
632                                         selection->add (all_equivalent_regions);
633                                 }
634                         }
635                         break;
636
637                 case Selection::Set:
638                         if (!selection->selected (clicked_regionview)) {
639                                 get_equivalent_regions (clicked_regionview, all_equivalent_regions, ARDOUR::Properties::select.property_id);
640                                 selection->set (all_equivalent_regions);
641                                 commit = true;
642                         } else {
643                                 /* no commit necessary: clicked on an already selected region */
644                                 goto out;
645                         }
646                         break;
647
648                 default:
649                         /* silly compiler */
650                         break;
651                 }
652
653         } else if (op == Selection::Extend) {
654
655                 list<Selectable*> results;
656                 framepos_t last_frame;
657                 framepos_t first_frame;
658                 bool same_track = false;
659
660                 /* 1. find the last selected regionview in the track that was clicked in */
661
662                 last_frame = 0;
663                 first_frame = max_framepos;
664
665                 for (RegionSelection::iterator x = selection->regions.begin(); x != selection->regions.end(); ++x) {
666                         if (&(*x)->get_time_axis_view() == &clicked_regionview->get_time_axis_view()) {
667
668                                 if ((*x)->region()->last_frame() > last_frame) {
669                                         last_frame = (*x)->region()->last_frame();
670                                 }
671
672                                 if ((*x)->region()->first_frame() < first_frame) {
673                                         first_frame = (*x)->region()->first_frame();
674                                 }
675
676                                 same_track = true;
677                         }
678                 }
679
680                 if (same_track) {
681
682                         /* 2. figure out the boundaries for our search for new objects */
683
684                         switch (clicked_regionview->region()->coverage (first_frame, last_frame)) {
685                         case Evoral::OverlapNone:
686                                 if (last_frame < clicked_regionview->region()->first_frame()) {
687                                         first_frame = last_frame;
688                                         last_frame = clicked_regionview->region()->last_frame();
689                                 } else {
690                                         last_frame = first_frame;
691                                         first_frame = clicked_regionview->region()->first_frame();
692                                 }
693                                 break;
694
695                         case Evoral::OverlapExternal:
696                                 if (last_frame < clicked_regionview->region()->first_frame()) {
697                                         first_frame = last_frame;
698                                         last_frame = clicked_regionview->region()->last_frame();
699                                 } else {
700                                         last_frame = first_frame;
701                                         first_frame = clicked_regionview->region()->first_frame();
702                                 }
703                                 break;
704
705                         case Evoral::OverlapInternal:
706                                 if (last_frame < clicked_regionview->region()->first_frame()) {
707                                         first_frame = last_frame;
708                                         last_frame = clicked_regionview->region()->last_frame();
709                                 } else {
710                                         last_frame = first_frame;
711                                         first_frame = clicked_regionview->region()->first_frame();
712                                 }
713                                 break;
714
715                         case Evoral::OverlapStart:
716                         case Evoral::OverlapEnd:
717                                 /* nothing to do except add clicked region to selection, since it
718                                    overlaps with the existing selection in this track.
719                                 */
720                                 break;
721                         }
722
723                 } else {
724
725                         /* click in a track that has no regions selected, so extend vertically
726                            to pick out all regions that are defined by the existing selection
727                            plus this one.
728                         */
729
730
731                         first_frame = clicked_regionview->region()->position();
732                         last_frame = clicked_regionview->region()->last_frame();
733
734                         for (RegionSelection::iterator i = selection->regions.begin(); i != selection->regions.end(); ++i) {
735                                 if ((*i)->region()->position() < first_frame) {
736                                         first_frame = (*i)->region()->position();
737                                 }
738                                 if ((*i)->region()->last_frame() + 1 > last_frame) {
739                                         last_frame = (*i)->region()->last_frame();
740                                 }
741                         }
742                 }
743
744                 /* 2. find all the tracks we should select in */
745
746                 set<RouteTimeAxisView*> relevant_tracks;
747
748                 for (TrackSelection::iterator i = selection->tracks.begin(); i != selection->tracks.end(); ++i) {
749                         RouteTimeAxisView* r = dynamic_cast<RouteTimeAxisView*> (*i);
750                         if (r) {
751                                 relevant_tracks.insert (r);
752                         }
753                 }
754
755                 set<RouteTimeAxisView*> already_in_selection;
756
757                 if (relevant_tracks.empty()) {
758
759                         /* no tracks selected .. thus .. if the
760                            regionview we're in isn't selected
761                            (i.e. we're about to extend to it), then
762                            find all tracks between the this one and
763                            any selected ones.
764                         */
765
766                         if (!selection->selected (clicked_regionview)) {
767
768                                 RouteTimeAxisView* rtv = dynamic_cast<RouteTimeAxisView*> (&clicked_regionview->get_time_axis_view());
769
770                                 if (rtv) {
771
772                                         /* add this track to the ones we will search */
773
774                                         relevant_tracks.insert (rtv);
775
776                                         /* find the track closest to this one that
777                                            already a selected region.
778                                         */
779
780                                         RouteTimeAxisView* closest = 0;
781                                         int distance = INT_MAX;
782                                         int key = rtv->route()->order_key (EditorSort);
783
784                                         for (RegionSelection::iterator x = selection->regions.begin(); x != selection->regions.end(); ++x) {
785
786                                                 RouteTimeAxisView* artv = dynamic_cast<RouteTimeAxisView*>(&(*x)->get_time_axis_view());
787
788                                                 if (artv && artv != rtv) {
789
790                                                         pair<set<RouteTimeAxisView*>::iterator,bool> result;
791
792                                                         result = already_in_selection.insert (artv);
793
794                                                         if (result.second) {
795                                                                 /* newly added to already_in_selection */
796
797                                                                 int d = artv->route()->order_key (EditorSort);
798
799                                                                 d -= key;
800
801                                                                 if (abs (d) < distance) {
802                                                                         distance = abs (d);
803                                                                         closest = artv;
804                                                                 }
805                                                         }
806                                                 }
807                                         }
808
809                                         if (closest) {
810
811                                                 /* now add all tracks between that one and this one */
812
813                                                 int okey = closest->route()->order_key (EditorSort);
814
815                                                 if (okey > key) {
816                                                         swap (okey, key);
817                                                 }
818
819                                                 for (TrackViewList::iterator x = track_views.begin(); x != track_views.end(); ++x) {
820                                                         RouteTimeAxisView* artv = dynamic_cast<RouteTimeAxisView*>(*x);
821                                                         if (artv && artv != rtv) {
822
823                                                                 int k = artv->route()->order_key (EditorSort);
824
825                                                                 if (k >= okey && k <= key) {
826
827                                                                         /* in range but don't add it if
828                                                                            it already has tracks selected.
829                                                                            this avoids odd selection
830                                                                            behaviour that feels wrong.
831                                                                         */
832
833                                                                         if (find (already_in_selection.begin(),
834                                                                                   already_in_selection.end(),
835                                                                                   artv) == already_in_selection.end()) {
836
837                                                                                 relevant_tracks.insert (artv);
838                                                                         }
839                                                                 }
840                                                         }
841                                                 }
842                                         }
843                                 }
844                         }
845                 }
846
847                 /* 3. find all selectable objects (regionviews in this case) between that one and the end of the
848                    one that was clicked.
849                 */
850
851                 for (set<RouteTimeAxisView*>::iterator t = relevant_tracks.begin(); t != relevant_tracks.end(); ++t) {
852                         (*t)->get_selectables (first_frame, last_frame, -1.0, -1.0, results);
853                 }
854
855                 /* 4. convert to a vector of regions */
856
857                 vector<RegionView*> regions;
858
859                 for (list<Selectable*>::iterator x = results.begin(); x != results.end(); ++x) {
860                         RegionView* arv;
861
862                         if ((arv = dynamic_cast<RegionView*>(*x)) != 0) {
863                                 regions.push_back (arv);
864                         }
865                 }
866
867                 if (!regions.empty()) {
868                         selection->add (regions);
869                         commit = true;
870                 }
871         }
872
873 out:
874         return commit;
875 }
876
877
878 void
879 Editor::set_selected_regionview_from_region_list (boost::shared_ptr<Region> region, Selection::Operation op)
880 {
881         vector<RegionView*> all_equivalent_regions;
882
883         get_regions_corresponding_to (region, all_equivalent_regions);
884
885         if (all_equivalent_regions.empty()) {
886                 return;
887         }
888
889         begin_reversible_command (_("set selected regions"));
890
891         switch (op) {
892         case Selection::Toggle:
893                 /* XXX this is not correct */
894                 selection->toggle (all_equivalent_regions);
895                 break;
896         case Selection::Set:
897                 selection->set (all_equivalent_regions);
898                 break;
899         case Selection::Extend:
900                 selection->add (all_equivalent_regions);
901                 break;
902         case Selection::Add:
903                 selection->add (all_equivalent_regions);
904                 break;
905         }
906
907         commit_reversible_command () ;
908 }
909
910 bool
911 Editor::set_selected_regionview_from_map_event (GdkEventAny* /*ev*/, StreamView* sv, boost::weak_ptr<Region> weak_r)
912 {
913         RegionView* rv;
914         boost::shared_ptr<Region> r (weak_r.lock());
915
916         if (!r) {
917                 return true;
918         }
919
920         if ((rv = sv->find_view (r)) == 0) {
921                 return true;
922         }
923
924         /* don't reset the selection if its something other than
925            a single other region.
926         */
927
928         if (selection->regions.size() > 1) {
929                 return true;
930         }
931
932         begin_reversible_command (_("set selected regions"));
933
934         selection->set (rv);
935
936         commit_reversible_command () ;
937
938         return true;
939 }
940
941 void
942 Editor::track_selection_changed ()
943 {
944         switch (selection->tracks.size()) {
945         case 0:
946                 break;
947         default:
948                 set_selected_mixer_strip (*(selection->tracks.front()));
949                 break;
950         }
951
952         RouteNotificationListPtr routes (new RouteNotificationList);
953
954         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
955
956                 bool yn = (find (selection->tracks.begin(), selection->tracks.end(), *i) != selection->tracks.end());
957
958                 (*i)->set_selected (yn);
959
960                 TimeAxisView::Children c = (*i)->get_child_list ();
961                 for (TimeAxisView::Children::iterator j = c.begin(); j != c.end(); ++j) {
962                         (*j)->set_selected (find (selection->tracks.begin(), selection->tracks.end(), j->get()) != selection->tracks.end());
963                 }
964
965                 if (yn) {
966                         (*i)->reshow_selection (selection->time);
967                 } else {
968                         (*i)->hide_selection ();
969                 }
970
971
972                 if (yn) {
973                         RouteTimeAxisView* rtav = dynamic_cast<RouteTimeAxisView*> (*i);
974                         if (rtav) {
975                                 routes->push_back (rtav->route());
976                         }
977                 }
978         }
979
980         ActionManager::set_sensitive (ActionManager::track_selection_sensitive_actions, !selection->tracks.empty());
981
982         /* notify control protocols */
983         
984         ControlProtocol::TrackSelectionChanged (routes);
985 }
986
987 void
988 Editor::time_selection_changed ()
989 {
990         if (Profile->get_sae()) {
991                 return;
992         }
993
994         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
995                 (*i)->hide_selection ();
996         }
997
998         for (TrackSelection::iterator i = selection->tracks.begin(); i != selection->tracks.end(); ++i) {
999                 (*i)->show_selection (selection->time);
1000         }
1001
1002         if (selection->time.empty()) {
1003                 ActionManager::set_sensitive (ActionManager::time_selection_sensitive_actions, false);
1004         } else {
1005                 ActionManager::set_sensitive (ActionManager::time_selection_sensitive_actions, true);
1006         }
1007
1008         if (_session && Config->get_always_play_range() && !_session->transport_rolling() && !selection->time.empty()) {
1009                 _session->request_locate (selection->time.start());
1010         }
1011 }
1012
1013 /** Set all region actions to have a given sensitivity */
1014 void
1015 Editor::sensitize_all_region_actions (bool s)
1016 {
1017         Glib::ListHandle<Glib::RefPtr<Action> > all = _region_actions->get_actions ();
1018
1019         for (Glib::ListHandle<Glib::RefPtr<Action> >::iterator i = all.begin(); i != all.end(); ++i) {
1020                 (*i)->set_sensitive (s);
1021         }
1022
1023         _all_region_actions_sensitized = s;
1024 }
1025
1026 /** Sensitize region-based actions based on the selection ONLY, ignoring the entered_regionview.
1027  *  This method should be called just before displaying a Region menu.  When a Region menu is not
1028  *  currently being shown, all region actions are sensitized so that hotkey-triggered actions
1029  *  on entered_regionviews work without having to check sensitivity every time the selection or
1030  *  entered_regionview changes.
1031  *
1032  *  This method also sets up toggle action state as appropriate.
1033  */
1034 void
1035 Editor::sensitize_the_right_region_actions ()
1036 {
1037
1038         RegionSelection rs = get_regions_from_selection_and_entered ();
1039         sensitize_all_region_actions (!rs.empty ());
1040
1041         _ignore_region_action = true;
1042
1043         /* Look through the regions that are selected and make notes about what we have got */
1044
1045         bool have_audio = false;
1046         bool have_multichannel_audio = false;
1047         bool have_midi = false;
1048         bool have_locked = false;
1049         bool have_unlocked = false;
1050         bool have_position_lock_style_audio = false;
1051         bool have_position_lock_style_music = false;
1052         bool have_muted = false;
1053         bool have_unmuted = false;
1054         bool have_opaque = false;
1055         bool have_non_opaque = false;
1056         bool have_not_at_natural_position = false;
1057         bool have_envelope_active = false;
1058         bool have_envelope_inactive = false;
1059         bool have_non_unity_scale_amplitude = false;
1060         bool have_compound_regions = false;
1061         bool have_inactive_fade_in = false;
1062         bool have_inactive_fade_out = false;
1063         bool have_active_fade_in = false;
1064         bool have_active_fade_out = false;
1065
1066         for (list<RegionView*>::const_iterator i = rs.begin(); i != rs.end(); ++i) {
1067
1068                 boost::shared_ptr<Region> r = (*i)->region ();
1069                 boost::shared_ptr<AudioRegion> ar = boost::dynamic_pointer_cast<AudioRegion> (r);
1070
1071                 if (ar) {
1072                         have_audio = true;
1073                         if (ar->n_channels() > 1) {
1074                                 have_multichannel_audio = true;
1075                         }
1076                 }
1077
1078                 if (boost::dynamic_pointer_cast<MidiRegion> (r)) {
1079                         have_midi = true;
1080                 }
1081
1082                 if (r->is_compound()) {
1083                         have_compound_regions = true;
1084                 }
1085
1086                 if (r->locked()) {
1087                         have_locked = true;
1088                 } else {
1089                         have_unlocked = true;
1090                 }
1091
1092                 if (r->position_lock_style() == MusicTime) {
1093                         have_position_lock_style_music = true;
1094                 } else {
1095                         have_position_lock_style_audio = true;
1096                 }
1097
1098                 if (r->muted()) {
1099                         have_muted = true;
1100                 } else {
1101                         have_unmuted = true;
1102                 }
1103
1104                 if (r->opaque()) {
1105                         have_opaque = true;
1106                 } else {
1107                         have_non_opaque = true;
1108                 }
1109
1110                 if (!r->at_natural_position()) {
1111                         have_not_at_natural_position = true;
1112                 }
1113
1114                 if (ar) {
1115                         if (ar->envelope_active()) {
1116                                 have_envelope_active = true;
1117                         } else {
1118                                 have_envelope_inactive = true;
1119                         }
1120
1121                         if (ar->scale_amplitude() != 1) {
1122                                 have_non_unity_scale_amplitude = true;
1123                         }
1124
1125                         if (ar->fade_in_active ()) {
1126                                 have_active_fade_in = true;
1127                         } else {
1128                                 have_inactive_fade_in = true;
1129                         }
1130
1131                         if (ar->fade_out_active ()) {
1132                                 have_active_fade_out = true;
1133                         } else {
1134                                 have_inactive_fade_out = true;
1135                         }
1136                 }
1137         }
1138
1139         if (rs.size() > 1) {
1140                 _region_actions->get_action("show-region-list-editor")->set_sensitive (false);
1141                 _region_actions->get_action("show-region-properties")->set_sensitive (false);
1142                 _region_actions->get_action("rename-region")->set_sensitive (false);
1143                 if (have_audio) {
1144                         _region_actions->get_action("combine-regions")->set_sensitive (true);
1145                 } else {
1146                         _region_actions->get_action("combine-regions")->set_sensitive (false);
1147                 }
1148         } else if (rs.size() == 1) {
1149                 _region_actions->get_action("add-range-markers-from-region")->set_sensitive (false);
1150                 _region_actions->get_action("close-region-gaps")->set_sensitive (false);
1151                 _region_actions->get_action("combine-regions")->set_sensitive (false);
1152         }
1153
1154         if (!have_multichannel_audio) {
1155                 _region_actions->get_action("split-multichannel-region")->set_sensitive (false);
1156         }
1157
1158         if (!have_midi) {
1159                 editor_menu_actions->get_action("RegionMenuMIDI")->set_sensitive (false);
1160                 _region_actions->get_action("show-region-list-editor")->set_sensitive (false);
1161                 _region_actions->get_action("quantize-region")->set_sensitive (false);
1162                 _region_actions->get_action("fork-region")->set_sensitive (false);
1163                 _region_actions->get_action("insert-patch-change-context")->set_sensitive (false);
1164                 _region_actions->get_action("insert-patch-change")->set_sensitive (false);
1165                 _region_actions->get_action("transpose-region")->set_sensitive (false);
1166         } else {
1167                 editor_menu_actions->get_action("RegionMenuMIDI")->set_sensitive (true);
1168                 /* others were already marked sensitive */
1169         }
1170
1171         if (_edit_point == EditAtMouse) {
1172                 _region_actions->get_action("set-region-sync-position")->set_sensitive (false);
1173                 _region_actions->get_action("trim-front")->set_sensitive (false);
1174                 _region_actions->get_action("trim-back")->set_sensitive (false);
1175                 _region_actions->get_action("split-region")->set_sensitive (false);
1176                 _region_actions->get_action("place-transient")->set_sensitive (false);
1177         }
1178
1179         if (have_compound_regions) {
1180                 _region_actions->get_action("uncombine-regions")->set_sensitive (true);
1181         } else {
1182                 _region_actions->get_action("uncombine-regions")->set_sensitive (false);
1183         }
1184
1185         if (have_audio) {
1186
1187                 if (have_envelope_active && !have_envelope_inactive) {
1188                         Glib::RefPtr<ToggleAction>::cast_dynamic (_region_actions->get_action("toggle-region-gain-envelope-active"))->set_active ();
1189                 } else if (have_envelope_active && have_envelope_inactive) {
1190                         // Glib::RefPtr<ToggleAction>::cast_dynamic (_region_actions->get_action("toggle-region-gain-envelope-active"))->set_inconsistent ();
1191                 }
1192
1193         } else {
1194
1195                 _region_actions->get_action("analyze-region")->set_sensitive (false);
1196                 _region_actions->get_action("reset-region-gain-envelopes")->set_sensitive (false);
1197                 _region_actions->get_action("toggle-region-gain-envelope-active")->set_sensitive (false);
1198                 _region_actions->get_action("pitch-shift-region")->set_sensitive (false);
1199
1200         }
1201
1202         if (!have_non_unity_scale_amplitude || !have_audio) {
1203                 _region_actions->get_action("reset-region-scale-amplitude")->set_sensitive (false);
1204         }
1205
1206         Glib::RefPtr<ToggleAction> a = Glib::RefPtr<ToggleAction>::cast_dynamic (_region_actions->get_action("toggle-region-lock"));
1207         a->set_active (have_locked && !have_unlocked);
1208         if (have_locked && have_unlocked) {
1209                 // a->set_inconsistent ();
1210         }
1211
1212         a = Glib::RefPtr<ToggleAction>::cast_dynamic (_region_actions->get_action("toggle-region-lock-style"));
1213         a->set_active (have_position_lock_style_music && !have_position_lock_style_audio);
1214
1215         if (have_position_lock_style_music && have_position_lock_style_audio) {
1216                 // a->set_inconsistent ();
1217         }
1218
1219         a = Glib::RefPtr<ToggleAction>::cast_dynamic (_region_actions->get_action("toggle-region-mute"));
1220         a->set_active (have_muted && !have_unmuted);
1221         if (have_muted && have_unmuted) {
1222                 // a->set_inconsistent ();
1223         }
1224
1225         a = Glib::RefPtr<ToggleAction>::cast_dynamic (_region_actions->get_action("toggle-opaque-region"));
1226         a->set_active (have_opaque && !have_non_opaque);
1227         if (have_opaque && have_non_opaque) {
1228                 // a->set_inconsistent ();
1229         }
1230
1231         if (!have_not_at_natural_position) {
1232                 _region_actions->get_action("naturalize-region")->set_sensitive (false);
1233         }
1234
1235         /* XXX: should also check that there is a track of the appropriate type for the selected region */
1236         if (_edit_point == EditAtMouse || _regions->get_single_selection() == 0 || selection->tracks.empty()) {
1237                 _region_actions->get_action("insert-region-from-region-list")->set_sensitive (false);
1238         } else {
1239                 _region_actions->get_action("insert-region-from-region-list")->set_sensitive (true);
1240         }
1241
1242         a = Glib::RefPtr<ToggleAction>::cast_dynamic (_region_actions->get_action("toggle-region-fade-in"));
1243         a->set_active (have_active_fade_in && !have_inactive_fade_in);
1244         if (have_active_fade_in && have_inactive_fade_in) {
1245                 // a->set_inconsistent ();
1246         }
1247
1248         a = Glib::RefPtr<ToggleAction>::cast_dynamic (_region_actions->get_action("toggle-region-fade-out"));
1249         a->set_active (have_active_fade_out && !have_inactive_fade_out);
1250
1251         if (have_active_fade_out && have_inactive_fade_out) {
1252                 // a->set_inconsistent ();
1253         }
1254         
1255         bool const have_active_fade = have_active_fade_in || have_active_fade_out;
1256         bool const have_inactive_fade = have_inactive_fade_in || have_inactive_fade_out;
1257
1258         a = Glib::RefPtr<ToggleAction>::cast_dynamic (_region_actions->get_action("toggle-region-fades"));
1259         a->set_active (have_active_fade && !have_inactive_fade);
1260
1261         if (have_active_fade && have_inactive_fade) {
1262                 // a->set_inconsistent ();
1263         }
1264         
1265         _ignore_region_action = false;
1266
1267         _all_region_actions_sensitized = false;
1268 }
1269
1270
1271 void
1272 Editor::region_selection_changed ()
1273 {
1274         _regions->block_change_connection (true);
1275         editor_regions_selection_changed_connection.block(true);
1276
1277         if (_region_selection_change_updates_region_list) {
1278                 _regions->unselect_all ();
1279         }
1280
1281         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
1282                 (*i)->set_selected_regionviews (selection->regions);
1283         }
1284
1285         if (_region_selection_change_updates_region_list) {
1286                 _regions->set_selected (selection->regions);
1287         }
1288
1289         _regions->block_change_connection (false);
1290         editor_regions_selection_changed_connection.block(false);
1291
1292         if (!_all_region_actions_sensitized) {
1293                 /* This selection change might have changed what region actions
1294                    are allowed, so sensitize them all in case a key is pressed.
1295                 */
1296                 sensitize_all_region_actions (true);
1297         }
1298
1299         if (_session && !_session->transport_rolling() && !selection->regions.empty()) {
1300                 maybe_locate_with_edit_preroll (selection->regions.start());
1301         }
1302 }
1303
1304 void
1305 Editor::point_selection_changed ()
1306 {
1307         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
1308                 (*i)->set_selected_points (selection->points);
1309         }
1310 }
1311
1312 void
1313 Editor::select_all_in_track (Selection::Operation op)
1314 {
1315         list<Selectable *> touched;
1316
1317         if (!clicked_routeview) {
1318                 return;
1319         }
1320
1321         clicked_routeview->get_selectables (0, max_framepos, 0, DBL_MAX, touched);
1322
1323         switch (op) {
1324         case Selection::Toggle:
1325                 selection->add (touched);
1326                 break;
1327         case Selection::Set:
1328                 selection->set (touched);
1329                 break;
1330         case Selection::Extend:
1331                 /* meaningless, because we're selecting everything */
1332                 break;
1333         case Selection::Add:
1334                 selection->add (touched);
1335                 break;
1336         }
1337 }
1338
1339 void
1340 Editor::select_all_internal_edit (Selection::Operation)
1341 {
1342         for (RegionSelection::iterator i = selection->regions.begin(); i != selection->regions.end(); ++i) {
1343                 MidiRegionView* mrv = dynamic_cast<MidiRegionView*>(*i);
1344                 if (mrv) {
1345                         mrv->select_all_notes ();
1346                 }
1347         }
1348 }
1349
1350 void
1351 Editor::select_all (Selection::Operation op)
1352 {
1353         list<Selectable *> touched;
1354
1355         TrackViewList ts;
1356
1357         if (selection->tracks.empty()) {
1358                 if (entered_track) {
1359                         ts.push_back (entered_track);
1360                 } else {
1361                         ts = track_views;
1362                 }
1363         } else {
1364                 ts = selection->tracks;
1365         }
1366
1367         if (_internal_editing) {
1368
1369                 bool midi_selected = false;
1370
1371                 for (TrackViewList::iterator iter = ts.begin(); iter != ts.end(); ++iter) {
1372                         if ((*iter)->hidden()) {
1373                                 continue;
1374                         }
1375                         
1376                         RouteTimeAxisView* rtav = dynamic_cast<RouteTimeAxisView*> (*iter);
1377
1378                         if (rtav && rtav->is_midi_track()) {
1379                                 midi_selected = true;
1380                                 break;
1381                         }
1382                 }
1383
1384                 if (midi_selected) {
1385                         select_all_internal_edit (op);
1386                         return;
1387                 }
1388         }
1389
1390         for (TrackViewList::iterator iter = ts.begin(); iter != ts.end(); ++iter) {
1391                 if ((*iter)->hidden()) {
1392                         continue;
1393                 }
1394                 (*iter)->get_selectables (0, max_framepos, 0, DBL_MAX, touched);
1395         }
1396
1397         begin_reversible_command (_("select all"));
1398         switch (op) {
1399         case Selection::Add:
1400                 selection->add (touched);
1401                 break;
1402         case Selection::Toggle:
1403                 selection->add (touched);
1404                 break;
1405         case Selection::Set:
1406                 selection->set (touched);
1407                 break;
1408         case Selection::Extend:
1409                 /* meaningless, because we're selecting everything */
1410                 break;
1411         }
1412         commit_reversible_command ();
1413 }
1414
1415 void
1416 Editor::invert_selection_in_track ()
1417 {
1418         list<Selectable *> touched;
1419
1420         if (!clicked_routeview) {
1421                 return;
1422         }
1423
1424         clicked_routeview->get_inverted_selectables (*selection, touched);
1425         selection->set (touched);
1426 }
1427
1428 void
1429 Editor::invert_selection ()
1430 {
1431         list<Selectable *> touched;
1432
1433         if (_internal_editing) {
1434                 for (RegionSelection::iterator i = selection->regions.begin(); i != selection->regions.end(); ++i) {
1435                         MidiRegionView* mrv = dynamic_cast<MidiRegionView*>(*i);
1436                         if (mrv) {
1437                                 mrv->invert_selection ();
1438                         }
1439                 }
1440                 return;
1441         }
1442
1443         for (TrackViewList::iterator iter = track_views.begin(); iter != track_views.end(); ++iter) {
1444                 if ((*iter)->hidden()) {
1445                         continue;
1446                 }
1447                 (*iter)->get_inverted_selectables (*selection, touched);
1448         }
1449
1450         selection->set (touched);
1451 }
1452
1453 /** @param start Start time in session frames.
1454  *  @param end End time in session frames.
1455  *  @param top Top (lower) y limit in trackview coordinates (ie 0 at the top of the track view)
1456  *  @param bottom Bottom (higher) y limit in trackview coordinates (ie 0 at the top of the track view)
1457  *  @param preserve_if_selected true to leave the current selection alone if we're adding to the selection and all of the selectables
1458  *  within the region are already selected.
1459  */
1460 void
1461 Editor::select_all_within (framepos_t start, framepos_t end, double top, double bot, const TrackViewList& tracklist, Selection::Operation op, bool preserve_if_selected)
1462 {
1463         list<Selectable*> found;
1464
1465         for (TrackViewList::const_iterator iter = tracklist.begin(); iter != tracklist.end(); ++iter) {
1466
1467                 if ((*iter)->hidden()) {
1468                         continue;
1469                 }
1470
1471                 (*iter)->get_selectables (start, end, top, bot, found);
1472         }
1473
1474         if (found.empty()) {
1475                 return;
1476         }
1477
1478         if (preserve_if_selected && op != Selection::Toggle) {
1479                 list<Selectable*>::iterator i = found.begin();
1480                 while (i != found.end() && (*i)->get_selected()) {
1481                         ++i;
1482                 }
1483
1484                 if (i == found.end()) {
1485                         return;
1486                 }
1487         }
1488
1489         begin_reversible_command (_("select all within"));
1490         switch (op) {
1491         case Selection::Add:
1492                 selection->add (found);
1493                 break;
1494         case Selection::Toggle:
1495                 selection->toggle (found);
1496                 break;
1497         case Selection::Set:
1498                 selection->set (found);
1499                 break;
1500         case Selection::Extend:
1501                 /* not defined yet */
1502                 break;
1503         }
1504
1505         commit_reversible_command ();
1506 }
1507
1508 void
1509 Editor::set_selection_from_region ()
1510 {
1511         if (selection->regions.empty()) {
1512                 return;
1513         }
1514
1515         selection->set (selection->regions.start(), selection->regions.end_frame());
1516         if (!Profile->get_sae()) {
1517                 set_mouse_mode (Editing::MouseRange, false);
1518         }
1519 }
1520
1521 void
1522 Editor::set_selection_from_punch()
1523 {
1524         Location* location;
1525
1526         if ((location = _session->locations()->auto_punch_location()) == 0)  {
1527                 return;
1528         }
1529
1530         set_selection_from_range (*location);
1531 }
1532
1533 void
1534 Editor::set_selection_from_loop()
1535 {
1536         Location* location;
1537
1538         if ((location = _session->locations()->auto_loop_location()) == 0)  {
1539                 return;
1540         }
1541         set_selection_from_range (*location);
1542 }
1543
1544 void
1545 Editor::set_selection_from_range (Location& loc)
1546 {
1547         begin_reversible_command (_("set selection from range"));
1548         selection->set (loc.start(), loc.end());
1549         commit_reversible_command ();
1550
1551         if (!Profile->get_sae()) {
1552                 set_mouse_mode (Editing::MouseRange, false);
1553         }
1554 }
1555
1556 void
1557 Editor::select_all_selectables_using_time_selection ()
1558 {
1559         list<Selectable *> touched;
1560
1561         if (selection->time.empty()) {
1562                 return;
1563         }
1564
1565         framepos_t start = selection->time[clicked_selection].start;
1566         framepos_t end = selection->time[clicked_selection].end;
1567
1568         if (end - start < 1)  {
1569                 return;
1570         }
1571
1572         TrackViewList* ts;
1573
1574         if (selection->tracks.empty()) {
1575                 ts = &track_views;
1576         } else {
1577                 ts = &selection->tracks;
1578         }
1579
1580         for (TrackViewList::iterator iter = ts->begin(); iter != ts->end(); ++iter) {
1581                 if ((*iter)->hidden()) {
1582                         continue;
1583                 }
1584                 (*iter)->get_selectables (start, end - 1, 0, DBL_MAX, touched);
1585         }
1586
1587         begin_reversible_command (_("select all from range"));
1588         selection->set (touched);
1589         commit_reversible_command ();
1590 }
1591
1592
1593 void
1594 Editor::select_all_selectables_using_punch()
1595 {
1596         Location* location = _session->locations()->auto_punch_location();
1597         list<Selectable *> touched;
1598
1599         if (location == 0 || (location->end() - location->start() <= 1))  {
1600                 return;
1601         }
1602
1603
1604         TrackViewList* ts;
1605
1606         if (selection->tracks.empty()) {
1607                 ts = &track_views;
1608         } else {
1609                 ts = &selection->tracks;
1610         }
1611
1612         for (TrackViewList::iterator iter = ts->begin(); iter != ts->end(); ++iter) {
1613                 if ((*iter)->hidden()) {
1614                         continue;
1615                 }
1616                 (*iter)->get_selectables (location->start(), location->end() - 1, 0, DBL_MAX, touched);
1617         }
1618         begin_reversible_command (_("select all from punch"));
1619         selection->set (touched);
1620         commit_reversible_command ();
1621
1622 }
1623
1624 void
1625 Editor::select_all_selectables_using_loop()
1626 {
1627         Location* location = _session->locations()->auto_loop_location();
1628         list<Selectable *> touched;
1629
1630         if (location == 0 || (location->end() - location->start() <= 1))  {
1631                 return;
1632         }
1633
1634
1635         TrackViewList* ts;
1636
1637         if (selection->tracks.empty()) {
1638                 ts = &track_views;
1639         } else {
1640                 ts = &selection->tracks;
1641         }
1642
1643         for (TrackViewList::iterator iter = ts->begin(); iter != ts->end(); ++iter) {
1644                 if ((*iter)->hidden()) {
1645                         continue;
1646                 }
1647                 (*iter)->get_selectables (location->start(), location->end() - 1, 0, DBL_MAX, touched);
1648         }
1649         begin_reversible_command (_("select all from loop"));
1650         selection->set (touched);
1651         commit_reversible_command ();
1652
1653 }
1654
1655 void
1656 Editor::select_all_selectables_using_cursor (EditorCursor *cursor, bool after)
1657 {
1658         framepos_t start;
1659         framepos_t end;
1660         list<Selectable *> touched;
1661
1662         if (after) {
1663                 start = cursor->current_frame;
1664                 end = _session->current_end_frame();
1665         } else {
1666                 if (cursor->current_frame > 0) {
1667                         start = 0;
1668                         end = cursor->current_frame - 1;
1669                 } else {
1670                         return;
1671                 }
1672         }
1673
1674         if (_internal_editing) {
1675                 for (RegionSelection::iterator i = selection->regions.begin(); i != selection->regions.end(); ++i) {
1676                         MidiRegionView* mrv = dynamic_cast<MidiRegionView*>(*i);
1677                         if (mrv) {
1678                                 mrv->select_range (start, end);
1679                         }
1680                 }
1681                 return;
1682         }
1683
1684         if (after) {
1685                 begin_reversible_command (_("select all after cursor"));
1686         } else {
1687                 begin_reversible_command (_("select all before cursor"));
1688         }
1689
1690         TrackViewList* ts;
1691
1692         if (selection->tracks.empty()) {
1693                 ts = &track_views;
1694         } else {
1695                 ts = &selection->tracks;
1696         }
1697
1698         for (TrackViewList::iterator iter = ts->begin(); iter != ts->end(); ++iter) {
1699                 if ((*iter)->hidden()) {
1700                         continue;
1701                 }
1702                 (*iter)->get_selectables (start, end, 0, DBL_MAX, touched);
1703         }
1704         selection->set (touched);
1705         commit_reversible_command ();
1706 }
1707
1708 void
1709 Editor::select_all_selectables_using_edit (bool after)
1710 {
1711         framepos_t start;
1712         framepos_t end;
1713         list<Selectable *> touched;
1714
1715         if (after) {
1716                 start = get_preferred_edit_position();
1717                 end = _session->current_end_frame();
1718         } else {
1719                 if ((end = get_preferred_edit_position()) > 1) {
1720                         start = 0;
1721                         end -= 1;
1722                 } else {
1723                         return;
1724                 }
1725         }
1726
1727         if (_internal_editing) {
1728                 for (RegionSelection::iterator i = selection->regions.begin(); i != selection->regions.end(); ++i) {
1729                         MidiRegionView* mrv = dynamic_cast<MidiRegionView*>(*i);
1730                         mrv->select_range (start, end);
1731                 }
1732                 return;
1733         }
1734
1735         if (after) {
1736                 begin_reversible_command (_("select all after edit"));
1737         } else {
1738                 begin_reversible_command (_("select all before edit"));
1739         }
1740
1741         TrackViewList* ts;
1742
1743         if (selection->tracks.empty()) {
1744                 ts = &track_views;
1745         } else {
1746                 ts = &selection->tracks;
1747         }
1748
1749         for (TrackViewList::iterator iter = ts->begin(); iter != ts->end(); ++iter) {
1750                 if ((*iter)->hidden()) {
1751                         continue;
1752                 }
1753                 (*iter)->get_selectables (start, end, 0, DBL_MAX, touched);
1754         }
1755         selection->set (touched);
1756         commit_reversible_command ();
1757 }
1758
1759 void
1760 Editor::select_all_selectables_between (bool /*within*/)
1761 {
1762         framepos_t start;
1763         framepos_t end;
1764         list<Selectable *> touched;
1765
1766         if (!get_edit_op_range (start, end)) {
1767                 return;
1768         }
1769
1770         if (_internal_editing) {
1771                 for (RegionSelection::iterator i = selection->regions.begin(); i != selection->regions.end(); ++i) {
1772                         MidiRegionView* mrv = dynamic_cast<MidiRegionView*>(*i);
1773                         mrv->select_range (start, end);
1774                 }
1775                 return;
1776         }
1777
1778         TrackViewList* ts;
1779
1780         if (selection->tracks.empty()) {
1781                 ts = &track_views;
1782         } else {
1783                 ts = &selection->tracks;
1784         }
1785
1786         for (TrackViewList::iterator iter = ts->begin(); iter != ts->end(); ++iter) {
1787                 if ((*iter)->hidden()) {
1788                         continue;
1789                 }
1790                 (*iter)->get_selectables (start, end, 0, DBL_MAX, touched);
1791         }
1792
1793         selection->set (touched);
1794 }
1795
1796 void
1797 Editor::select_range_between ()
1798 {
1799         framepos_t start;
1800         framepos_t end;
1801
1802         if ( !selection->time.empty() ) {
1803                 selection->clear_time ();
1804         }
1805
1806         if (!get_edit_op_range (start, end)) {
1807                 return;
1808         }
1809
1810         set_mouse_mode (MouseRange);
1811         selection->set (start, end);
1812 }
1813
1814 bool
1815 Editor::get_edit_op_range (framepos_t& start, framepos_t& end) const
1816 {
1817         framepos_t m;
1818         bool ignored;
1819
1820         /* if an explicit range exists, use it */
1821
1822         if (!selection->time.empty()) {
1823                 /* we know that these are ordered */
1824                 start = selection->time.start();
1825                 end = selection->time.end_frame();
1826                 return true;
1827         }
1828
1829         if (!mouse_frame (m, ignored)) {
1830                 /* mouse is not in a canvas, try playhead+selected marker.
1831                    this is probably most true when using menus.
1832                 */
1833
1834                 if (selection->markers.empty()) {
1835                         return false;
1836                 }
1837
1838                 start = selection->markers.front()->position();
1839                 end = _session->audible_frame();
1840
1841         } else {
1842
1843                 switch (_edit_point) {
1844                 case EditAtPlayhead:
1845                         if (selection->markers.empty()) {
1846                                 /* use mouse + playhead */
1847                                 start = m;
1848                                 end = _session->audible_frame();
1849                         } else {
1850                                 /* use playhead + selected marker */
1851                                 start = _session->audible_frame();
1852                                 end = selection->markers.front()->position();
1853                         }
1854                         break;
1855
1856                 case EditAtMouse:
1857                         /* use mouse + selected marker */
1858                         if (selection->markers.empty()) {
1859                                 start = m;
1860                                 end = _session->audible_frame();
1861                         } else {
1862                                 start = selection->markers.front()->position();
1863                                 end = m;
1864                         }
1865                         break;
1866
1867                 case EditAtSelectedMarker:
1868                         /* use mouse + selected marker */
1869                         if (selection->markers.empty()) {
1870
1871                                 MessageDialog win (_("No edit range defined"),
1872                                                    false,
1873                                                    MESSAGE_INFO,
1874                                                    BUTTONS_OK);
1875
1876                                 win.set_secondary_text (
1877                                         _("the edit point is Selected Marker\nbut there is no selected marker."));
1878
1879
1880                                 win.set_default_response (RESPONSE_CLOSE);
1881                                 win.set_position (Gtk::WIN_POS_MOUSE);
1882                                 win.show_all();
1883
1884                                 win.run ();
1885
1886                                 return false; // NO RANGE
1887                         }
1888                         start = selection->markers.front()->position();
1889                         end = m;
1890                         break;
1891                 }
1892         }
1893
1894         if (start == end) {
1895                 return false;
1896         }
1897
1898         if (start > end) {
1899                 swap (start, end);
1900         }
1901
1902         /* turn range into one delimited by start...end,
1903            not start...end-1
1904         */
1905
1906         end++;
1907
1908         return true;
1909 }
1910
1911 void
1912 Editor::deselect_all ()
1913 {
1914         selection->clear ();
1915 }
1916
1917 long
1918 Editor::select_range (framepos_t s, framepos_t e)
1919 {
1920         selection->add (clicked_axisview);
1921         selection->time.clear ();
1922         return selection->set (s, e);
1923 }