+void
+Source::add_playlist (boost::shared_ptr<Playlist> pl)
+{
+ std::pair<PlaylistMap::iterator,bool> res;
+ std::pair<boost::shared_ptr<Playlist>, uint32_t> newpair (pl, 1);
+ Glib::Mutex::Lock lm (playlist_lock);
+
+ res = _playlists.insert (newpair);
+
+ if (!res.second) {
+ /* it already existed, bump count */
+ res.first->second++;
+ }
+
+ pl->GoingAway.connect (bind (mem_fun (*this, &Source::remove_playlist), boost::weak_ptr<Playlist> (pl)));
+}
+
+void
+Source::remove_playlist (boost::weak_ptr<Playlist> wpl)
+{
+ boost::shared_ptr<Playlist> pl (wpl.lock());
+
+ if (!pl) {
+ return;
+ }
+
+ PlaylistMap::iterator x;
+ Glib::Mutex::Lock lm (playlist_lock);
+
+ if ((x = _playlists.find (pl)) != _playlists.end()) {
+ if (x->second > 1) {
+ x->second--;
+ } else {
+ _playlists.erase (x);
+ }
+ }
+}
+
+uint32_t
+Source::used () const
+{
+ return _playlists.size();
+}
+
+bool
+Source::has_been_analysed() const
+{
+ Glib::Mutex::Lock lm (_analysis_lock);
+ return _analysed;
+}
+
+void
+Source::set_been_analysed (bool yn)
+{
+ {
+ Glib::Mutex::Lock lm (_analysis_lock);
+ _analysed = yn;
+ }
+
+ if (yn) {
+ AnalysisChanged(); // EMIT SIGNAL
+ }
+}
+