+ XMLProperty const * type = node.property("type");
+
+ boost::shared_ptr<Playlist> pl;
+
+ try {
+ if (!type || type->value() == "audio") {
+ pl = boost::shared_ptr<Playlist> (new AudioPlaylist (s, node, hidden));
+ } else if (type->value() == "midi") {
+ pl = boost::shared_ptr<Playlist> (new MidiPlaylist (s, node, hidden));
+ }
+
+ pl->set_region_ownership ();
+
+ if (pl && !hidden) {
+ PlaylistCreated (pl, unused);
+ }
+ return pl;
+
+ } catch (...) {
+ return boost::shared_ptr<Playlist> ();
+ }
+}
+
+boost::shared_ptr<Playlist>
+PlaylistFactory::create (DataType type, Session& s, string name, bool hidden)
+{
+ boost::shared_ptr<Playlist> pl;
+
+ try {
+ if (type == DataType::AUDIO)
+ pl = boost::shared_ptr<Playlist> (new AudioPlaylist (s, name, hidden));
+ else if (type == DataType::MIDI)
+ pl = boost::shared_ptr<Playlist> (new MidiPlaylist (s, name, hidden));
+
+ if (pl && !hidden) {
+ PlaylistCreated (pl, false);
+ }
+
+ return pl;
+ } catch (...) {
+ return boost::shared_ptr<Playlist> ();
+ }
+}
+
+boost::shared_ptr<Playlist>
+PlaylistFactory::create (boost::shared_ptr<const Playlist> old, string name, bool hidden)
+{
+ boost::shared_ptr<Playlist> pl;
+ boost::shared_ptr<const AudioPlaylist> apl;
+ boost::shared_ptr<const MidiPlaylist> mpl;
+
+ try {
+
+ if ((apl = boost::dynamic_pointer_cast<const AudioPlaylist> (old)) != 0) {
+ pl = boost::shared_ptr<Playlist> (new AudioPlaylist (apl, name, hidden));
+ pl->set_region_ownership ();
+ } else if ((mpl = boost::dynamic_pointer_cast<const MidiPlaylist> (old)) != 0) {
+ pl = boost::shared_ptr<Playlist> (new MidiPlaylist (mpl, name, hidden));
+ pl->set_region_ownership ();
+ }
+
+ if (pl && !hidden) {
+ PlaylistCreated (pl, false);
+ }
+
+ return pl;
+ } catch (...) {
+ return boost::shared_ptr<Playlist> ();
+ }
+
+}
+
+boost::shared_ptr<Playlist>
+PlaylistFactory::create (boost::shared_ptr<const Playlist> old, framepos_t start, framecnt_t cnt, string name, bool hidden)
+{
+ boost::shared_ptr<Playlist> pl;
+ boost::shared_ptr<const AudioPlaylist> apl;
+ boost::shared_ptr<const MidiPlaylist> mpl;
+
+ try {
+ if ((apl = boost::dynamic_pointer_cast<const AudioPlaylist> (old)) != 0) {
+ pl = boost::shared_ptr<Playlist> (new AudioPlaylist (apl, start, cnt, name, hidden));
+ pl->set_region_ownership ();
+ } else if ((mpl = boost::dynamic_pointer_cast<const MidiPlaylist> (old)) != 0) {
+ pl = boost::shared_ptr<Playlist> (new MidiPlaylist (mpl, start, cnt, name, hidden));
+ pl->set_region_ownership ();
+ }
+
+ /* this factory method does NOT notify others */
+
+ return pl;
+ } catch (...) {
+ return boost::shared_ptr<Playlist> ();