QT获得系统路径

//获得AppData\Roaming的目录
QString strTmp = QStandardPaths::writableLocation(QStandardPaths::AppDataLocation);
qDebug(qPrintable(strTmp));
//QStandardPaths路径枚举
enum StandardLocation {
        DesktopLocation,
        DocumentsLocation,
        FontsLocation,
        ApplicationsLocation,
        MusicLocation,
        MoviesLocation,
        PicturesLocation,
        TempLocation,
        HomeLocation,
        DataLocation,
        CacheLocation,
        GenericDataLocation,
        RuntimeLocation,
        ConfigLocation,
        DownloadLocation,
        GenericCacheLocation,
        GenericConfigLocation,
        AppDataLocation,
        AppConfigLocation,
        AppLocalDataLocation = DataLocation
    };