+ void freeMemory(int position);
+ int currentplaying();
+ void setCurrentPlaying(int position);
+ bool bReady(int b);
+ int findFirstNotPlayed();
+ void beginDownload(int position);
+ bool existAt(int position);
+
+ //Implemented virtual classes for Model View
+ QVariant data(const QModelIndex &index, int role) const;
+ int columnCount(const QModelIndex &parent) const;
+ int rowCount(const QModelIndex &parent) const;