QT软件开发: 获取下载、桌面、临时文件....等系统默认目录

#include <QStandardPaths>

    qDebug()<<"系统字体目录路径:"<<QStandardPaths::standardLocations(QStandardPaths::FontsLocation);
    qDebug()<<"系统桌面目录路径:"<<QStandardPaths::standardLocations(QStandardPaths::DesktopLocation);
    qDebug()<<"用户文档目录路径:"<<QStandardPaths::standardLocations(QStandardPaths::DocumentsLocation);
    qDebug()<<"用户音乐目录路径:"<<QStandardPaths::standardLocations(QStandardPaths::MusicLocation);
    qDebug()<<"用户图片目录路径:"<<QStandardPaths::standardLocations(QStandardPaths::PicturesLocation);
    qDebug()<<"系统临时文件目录路径:"<<QStandardPaths::standardLocations(QStandardPaths::TempLocation);
    qDebug()<<"系统缓存目录路径:"<<QStandardPaths::standardLocations(QStandardPaths::CacheLocation);
    qDebug()<<"系统下载目录路径:"<<QStandardPaths::standardLocations(QStandardPaths::DownloadLocation);
    qDebug()<<"系统缓存目录路径:"<<QStandardPaths::standardLocations(QStandardPaths::CacheLocation);