class Interface : public QObject
{
public:
    virtual ImageCollection currentAlbum() = 0;
    virtual ImageCollection currentSelection() = 0;
    virtual QValueList<ImageCollection> allAlbums() = 0;

    virtual ImageInfo info( const KURL& ) = 0;
    virtual bool addImage( const KURL&, QString& err );
    virtual void delImage( const KURL& );

    virtual void refreshImages( const KURL::List& );

    virtual QString fileExtensions();

    bool hasFeature( KIPI::Features feature );

signals:
    void selectionChanged( bool hasSelection );
    void currentAlbumChanged( bool anyAlbum );
};