Reset AlbumPlaylistInterface when associated collection changes.

src/libtomahawk/AlbumPlaylistInterface.cpp

@@ -49,6 +49,10 @@ AlbumPlaylistInterface::AlbumPlaylistInterface( Tomahawk::Album* album, Tomahawk
     , m_album( QPointer< Tomahawk::Album >( album ) )
     , m_lastQueryTimestamp( 0 )
 {
+    if ( m_collection )
+    {
+        connect( collection.data(), SIGNAL( changed() ), SLOT( onCollectionChanged() ), Qt::UniqueConnection );
+    }
 }
 
 
@@ -317,6 +321,19 @@ AlbumPlaylistInterface::onTracksLoaded( const QList< query_ptr >& tracks )
 }
 
 
+void
+AlbumPlaylistInterface::onCollectionChanged()
+{
+//    tDebug() << Q_FUNC_INFO << m_album->name();
+    if ( m_mode == Tomahawk::DatabaseMode )
+    {
+        startLoading();
+        m_databaseLoaded = false;
+        m_queries.clear();
+    }
+}
+
+
 qint64
 AlbumPlaylistInterface::indexOfResult( const Tomahawk::result_ptr& result ) const
 {

src/libtomahawk/AlbumPlaylistInterface.h

@@ -69,6 +69,8 @@ private slots:
     void infoSystemInfo( Tomahawk::InfoSystem::InfoRequestData requestData, QVariant output );
     void infoSystemFinished( const QString& infoId );
 
+    void onCollectionChanged();
+
 private:
     QList< Tomahawk::query_ptr > m_queries;
     mutable result_ptr m_currentItem;

src/libtomahawk/PlaylistInterface.cpp

@@ -249,6 +249,19 @@ PlaylistInterface::setCurrentIndex( qint64 index )
 }
 
 
+void
+PlaylistInterface::startLoading()
+{
+    foreach ( const Tomahawk::query_ptr& query, tracks() )
+    {
+        disconnect( query.data(), SIGNAL( playableStateChanged( bool ) ), this, SLOT( onItemsChanged() ) );
+        disconnect( query.data(), SIGNAL( resolvingFinished( bool ) ), this, SLOT( onQueryResolved() ) );
+    }
+
+    m_finished = false;
+}
+
+
 void
 PlaylistInterface::finishLoading()
 {

src/libtomahawk/PlaylistInterface.h

@@ -108,6 +108,7 @@ signals:
 
 protected slots:
     virtual void onItemsChanged();
+    void startLoading();
     void finishLoading();
     void onQueryResolved();