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