* Added interface for startFromGenre( QString ).

src/libtomahawk/playlist/PlayableProxyModelPlaylistInterface.cpp

@@ -281,6 +281,7 @@ PlayableProxyModelPlaylistInterface::queryAt( qint64 index ) const
     if ( m_proxyModel.isNull() )
         return query_ptr();
 
+    tDebug() << Q_FUNC_INFO << "item on index:" << index;
     PlayableItem* item = static_cast<PlayableItem*>( (void*)index );
     if ( item && item->query() )
         return item->query();

src/libtomahawk/playlist/dynamic/GeneratorInterface.h

@@ -113,6 +113,7 @@ public:
 
     virtual bool startFromTrack( const Tomahawk::query_ptr& query ) = 0;
     virtual bool startFromArtist( const Tomahawk::artist_ptr& artist ) = 0;
+    virtual bool startFromGenre( const QString& genre ) = 0;
 
 signals:
     void error( const QString& title, const QString& body);

src/libtomahawk/playlist/dynamic/echonest/EchonestGenerator.cpp

@@ -191,6 +191,7 @@ EchonestGenerator::startOnDemand()
         connect( deleteReply, SIGNAL( finished() ), deleteReply, SLOT( deleteLater() ) );
     }
 
+    tDebug() << Q_FUNC_INFO;
     connect( this, SIGNAL( paramsGenerated( Echonest::DynamicPlaylist::PlaylistParams ) ), this, SLOT( doStartOnDemand( Echonest::DynamicPlaylist::PlaylistParams ) ) );
     try {
         getParams();
@@ -245,6 +246,32 @@ EchonestGenerator::startFromArtist( const Tomahawk::artist_ptr& artist )
 }
 
 
+bool
+EchonestGenerator::startFromGenre( const QString& genre )
+{
+    tDebug() << "Generating station content by genre:" << genre;
+
+    if ( !m_dynPlaylist->sessionId().isNull() )
+    {
+        // Running session, delete it
+        QNetworkReply* deleteReply = m_dynPlaylist->deleteSession();
+        connect( deleteReply, SIGNAL( finished() ), deleteReply, SLOT( deleteLater() ) );
+    }
+
+    connect( this, SIGNAL( paramsGenerated( Echonest::DynamicPlaylist::PlaylistParams ) ), this, SLOT( doStartOnDemand( Echonest::DynamicPlaylist::PlaylistParams ) ) );
+
+    Echonest::DynamicPlaylist::PlaylistParamData data;
+    data.first = Echonest::DynamicPlaylist::Description;
+    data.second = genre;
+
+    Echonest::DynamicPlaylist::PlaylistParams params;
+    params << data;
+    emit paramsGenerated( params );
+
+    return true;
+}
+
+
 void
 EchonestGenerator::doGenerate( const Echonest::DynamicPlaylist::PlaylistParams& paramsIn )
 {
@@ -364,7 +391,7 @@ EchonestGenerator::getParams() throw( std::runtime_error )
 //        emit paramsGenerated( params );
 //    }
 
-    qDebug() << "ParamsGenerated" << params;
+    tDebug() << "ParamsGenerated" << params;
 }
 
 

src/libtomahawk/playlist/dynamic/echonest/EchonestGenerator.h

@@ -78,6 +78,7 @@ public:
     virtual QWidget* steeringWidget() { return 0; }
     virtual bool startFromTrack( const Tomahawk::query_ptr& query );
     virtual bool startFromArtist( const Tomahawk::artist_ptr& artist );
+    virtual bool startFromGenre( const QString& genre );
 
     Q_INVOKABLE static QStringList styles();
     static QStringList moods();

src/libtomahawk/playlist/dynamic/widgets/DynamicQmlWidget.cpp

@@ -129,7 +129,8 @@ void DynamicQmlWidget::pause()
 void DynamicQmlWidget::startStationFromArtist(const QString &artist)
 {
     tDebug() << "should start startion from artist" << artist;
-    m_playlist->generator()->startFromArtist(Artist::get(artist));
+ //   m_playlist->generator()->startFromArtist(Artist::get(artist));
+    m_playlist->generator()->startFromGenre( "rock" );
 }
 
 void DynamicQmlWidget::currentIndexChanged( const QPersistentModelIndex &currentIndex )