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