gtk2_ardour/playlist_selector.cc

   1 /*
   2     Copyright (C) 2004 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
  21 #include <gtkmm/button.h>
  22
  23 #include "ardour/session_playlist.h"
  24 #include "ardour/audio_diskstream.h"
  25 #include "ardour/playlist.h"
  26 #include "ardour/audio_track.h"
  27 #include "ardour/audioplaylist.h"
  28 #include "ardour/configuration.h"
  29
  30 #include <gtkmm2ext/gtk_ui.h>
  31
  32 #include "playlist_selector.h"
  33 #include "route_ui.h"
  34 #include "gui_thread.h"
  35
  36 #include "i18n.h"
  37
  38 using namespace std;
  39 using namespace Gtk;
  40 using namespace Gtkmm2ext;
  41 using namespace ARDOUR;
  42 using namespace PBD;
  43
  44 PlaylistSelector::PlaylistSelector ()
  45         : ArdourDialog (_("Playlists"))
  46 {
  47         rui = 0;
  48
  49         set_position (WIN_POS_MOUSE);
  50         set_name ("PlaylistSelectorWindow");
  51         set_modal(true);
  52         add_events (Gdk::KEY_PRESS_MASK|Gdk::KEY_RELEASE_MASK);
  53         set_size_request (300, 200);
  54
  55         model = TreeStore::create (columns);
  56         tree.set_model (model);
  57         tree.append_column (_("Playlists grouped by track"), columns.text);
  58
  59         scroller.add (tree);
  60         scroller.set_policy (POLICY_AUTOMATIC, POLICY_AUTOMATIC);
  61
  62         get_vbox()->set_border_width (6);
  63         get_vbox()->set_spacing (12);
  64
  65         get_vbox()->pack_start (scroller);
  66
  67         Button* b = add_button (_("close"), RESPONSE_CANCEL);
  68         b->signal_clicked().connect (sigc::mem_fun(*this, &PlaylistSelector::close_button_click));
  69
  70 }
  71
  72 PlaylistSelector::~PlaylistSelector ()
  73 {
  74         clear_map ();
  75 }
  76
  77 void
  78 PlaylistSelector::clear_map ()
  79 {
  80         for (TrackPlaylistMap::iterator x = trpl_map.begin(); x != trpl_map.end(); ++x) {
  81                 delete x->second;
  82         }
  83         trpl_map.clear ();
  84 }
  85
  86 bool
  87 PlaylistSelector::on_unmap_event (GdkEventAny* ev)
  88 {
  89         clear_map ();
  90         if (model) {
  91                 model->clear ();
  92         }
  93         return Dialog::on_unmap_event (ev);
  94 }
  95
  96 void
  97 PlaylistSelector::show_for (RouteUI* ruix)
  98 {
  99         vector<const char*> item;
 100         string str;
 101
 102         rui = ruix;
 103
 104         set_title (string_compose (_("Playlist for %1"), rui->route()->name()));
 105
 106         clear_map ();
 107         select_connection.disconnect ();
 108
 109         model->clear ();
 110
 111         _session->playlists->foreach (this, &PlaylistSelector::add_playlist_to_map);
 112
 113         boost::shared_ptr<Track> this_track = rui->track();
 114
 115         TreeModel::Row others = *(model->append ());
 116
 117         others[columns.text] = _("Other tracks");
 118         boost::shared_ptr<Playlist> proxy = others[columns.playlist];
 119         proxy.reset ();
 120
 121         for (TrackPlaylistMap::iterator x = trpl_map.begin(); x != trpl_map.end(); ++x) {
 122
 123                 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (_session->route_by_id (x->first));
 124
 125                 /* legacy sessions stored the diskstream ID as the original
 126                  * playlist owner. so try there instead.
 127                  */
 128
 129                 if (tr == 0) {
 130                         tr = _session->track_by_diskstream_id (x->first);
 131                 }
 132
 133                 if (tr == 0) {
 134                         continue;
 135                 }
 136
 137                 /* add a node for the track */
 138
 139                 string nodename;
 140
 141                 if (tr->name().empty()) {
 142                         nodename = _("unassigned");
 143                 } else {
 144                         nodename = tr->name().c_str();
 145                 }
 146
 147                 TreeModel::Row row;
 148                 TreeModel::Row selected_row;
 149                 bool have_selected = false;
 150                 TreePath this_path;
 151
 152                 if (tr == this_track) {
 153                         row = *(model->prepend());
 154                         row[columns.text] = nodename;
 155                         boost::shared_ptr<Playlist> proxy = row[columns.playlist];
 156                         proxy.reset ();
 157                 } else {
 158                         row = *(model->append (others.children()));
 159                         row[columns.text] = nodename;
 160                         boost::shared_ptr<Playlist> proxy = row[columns.playlist];
 161                         proxy.reset ();
 162                 }
 163
 164                 /* Now insert all the playlists for this diskstream/track in a subtree */
 165
 166                 list<boost::shared_ptr<Playlist> >* pls = x->second;
 167
 168                 for (list<boost::shared_ptr<Playlist> >::iterator p = pls->begin(); p != pls->end(); ++p) {
 169
 170                         TreeModel::Row child_row;
 171
 172                         child_row = *(model->append (row.children()));
 173                         child_row[columns.text] = (*p)->name();
 174                         child_row[columns.playlist] = *p;
 175
 176                         if (*p == this_track->playlist()) {
 177                                 selected_row = child_row;
 178                                 have_selected = true;
 179                         }
 180                 }
 181
 182                 if (have_selected) {
 183                         tree.get_selection()->select (selected_row);
 184                 }
 185         }
 186
 187         // Add unassigned (imported) playlists to the list
 188         list<boost::shared_ptr<Playlist> > unassigned;
 189         _session->playlists->unassigned (unassigned);
 190
 191         TreeModel::Row row;
 192         TreeModel::Row selected_row;
 193         bool have_selected = false;
 194         TreePath this_path;
 195
 196         row = *(model->append (others.children()));
 197         row[columns.text] = _("Imported");
 198         proxy = row[columns.playlist];
 199         proxy.reset ();
 200
 201         for (list<boost::shared_ptr<Playlist> >::iterator p = unassigned.begin(); p != unassigned.end(); ++p) {
 202                 TreeModel::Row child_row;
 203
 204                 child_row = *(model->append (row.children()));
 205                 child_row[columns.text] = (*p)->name();
 206                 child_row[columns.playlist] = *p;
 207
 208                 if (*p == this_track->playlist()) {
 209                         selected_row = child_row;
 210                         have_selected = true;
 211                 }
 212
 213                 if (have_selected) {
 214                         tree.get_selection()->select (selected_row);
 215                 }
 216         }
 217
 218         show_all ();
 219         select_connection = tree.get_selection()->signal_changed().connect (sigc::mem_fun(*this, &PlaylistSelector::selection_changed));
 220 }
 221
 222 void
 223 PlaylistSelector::add_playlist_to_map (boost::shared_ptr<Playlist> pl)
 224 {
 225         boost::shared_ptr<AudioPlaylist> apl;
 226
 227         if (pl->frozen()) {
 228                 return;
 229         }
 230
 231         if ((apl = boost::dynamic_pointer_cast<AudioPlaylist> (pl)) == 0) {
 232                 return;
 233         }
 234
 235         TrackPlaylistMap::iterator x;
 236
 237         if ((x = trpl_map.find (apl->get_orig_track_id())) == trpl_map.end()) {
 238                 x = trpl_map.insert (trpl_map.end(), make_pair (apl->get_orig_track_id(), new list<boost::shared_ptr<Playlist> >));
 239         }
 240
 241         x->second->push_back (pl);
 242 }
 243
 244 void
 245 PlaylistSelector::close_button_click ()
 246 {
 247         rui = 0;
 248         hide ();
 249 }
 250
 251 void
 252 PlaylistSelector::selection_changed ()
 253 {
 254         boost::shared_ptr<Playlist> playlist;
 255
 256         TreeModel::iterator iter = tree.get_selection()->get_selected();
 257
 258         if (!iter || rui == 0) {
 259                 /* nothing selected */
 260                 return;
 261         }
 262
 263         if ((playlist = ((*iter)[columns.playlist])) != 0) {
 264
 265                 boost::shared_ptr<AudioTrack> at;
 266                 boost::shared_ptr<AudioPlaylist> apl;
 267
 268                 if ((at = rui->audio_track()) == 0) {
 269                         /* eh? */
 270                         return;
 271                 }
 272
 273                 if ((apl = boost::dynamic_pointer_cast<AudioPlaylist> (playlist)) == 0) {
 274                         /* eh? */
 275                         return;
 276                 }
 277
 278                 at->use_playlist (apl);
 279
 280                 hide ();
 281         }
 282
 283 }
 284