make more of an effort to ensure that the last element in Selection::tracks is the...
[ardour.git] / gtk2_ardour / track_selection.cc
1 /*
2     Copyright (C) 2000-2009 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
22 #include "ardour/route_group.h"
23 #include "control_protocol/control_protocol.h"
24
25 #include "track_selection.h"
26 #include "time_axis_view.h"
27 #include "public_editor.h"
28
29 using namespace std;
30
31 TrackSelection::TrackSelection (PublicEditor const * e, TrackViewList const &t)
32         : TrackViewList (t)
33         , _editor (e)
34 {
35 }
36
37 TrackSelection::~TrackSelection ()
38 {
39 }
40
41 TrackViewList
42 TrackSelection::add (TrackViewList const & t)
43 {
44         TrackViewList added;
45
46         for (TrackSelection::const_iterator i = t.begin(); i != t.end(); ++i) {
47
48                 /* select anything in the same select-enabled route group */
49                 ARDOUR::RouteGroup* rg = (*i)->route_group ();
50
51                 if (rg && rg->is_active() && rg->is_select ()) {
52
53                         TrackViewList tr = _editor->axis_views_from_routes (rg->route_list ());
54
55                         for (TrackViewList::iterator j = tr.begin(); j != tr.end(); ++j) {
56
57                                 /* Do not add the trackview passed in as an
58                                  * argument, because we want that to be on the
59                                  * end of the list.
60                                  */
61
62                                 if (*j != *i) {
63                                         if (!contains (*j)) {
64                                                 added.push_back (*j);
65                                                 push_back (*j);
66                                         }
67                                 }
68                         }
69                 }
70
71                 /* now add the the trackview's passed in as actual arguments */
72
73                 if (!contains (*i)) {
74                         added.push_back (*i);
75                         push_back (*i);
76                 }
77         }
78
79
80         return added;
81 }