QDir QStandardPaths true true false false true false false !QStandardPaths::writableLocation(QStandardPaths::MusicLocation).isEmpty()? ( QDir(QStandardPaths::writableLocation(QStandardPaths::MusicLocation)).exists() ? QStandardPaths::writableLocation(QStandardPaths::MusicLocation) : QDir::rootPath() ) : QDir::rootPath()