void downLoadRawDataChanged(const QByteArray &bytes)
virtual void startToRequest(const QString &url) overridefinal
MusicCoverSourceRequest(QObject *parent=nullptr)
virtual void deleteAll() overridefinal
virtual void downLoadFinished()
void downLoadRawDataFinished(const QByteArray &bytes)
The class of the data source download request.
void startToRequest(const QString &url)
The class of the cover data download request.