QStandardPaths

[TOC] ## 概述 查询系统的常用路径 | Path type | macOS | Windows| |---|---|---| | DesktopLocation| "~/Desktop"|"C:/Users//Desktop"| |DocumentsLocation|"~/Documents"|"C:/Users//Documents"| |FontsLocation |"/System/Library/Fonts" (not writable)|"C:/Windows/Fonts" (not writable)| |ApplicationsLocation|"/Applications" (not writable)|"C:/Users//AppData/Roaming/Microsoft/Windows/Start Menu/Programs"| |MusicLocation|"~/Music"|"C:/Users//Music"| |MoviesLocation|"~/Movies"|"C:/Users//Videos"| |PicturesLocation|"~/Pictures"|"C:/Users//Pictures"| |TempLocation|randomly generated by the OS|"C:/Users//AppData/Local/Temp"| |HomeLocation|"~"|"C:/Users/"| |DataLocation|"~/Library/Application Support/", "/Library/Application Support/". "/../Resources"|"C:/Users//AppData/Local/", "C:/ProgramData/", "", "/data"| |CacheLocation|"~/Library/Caches/", "/Library/Caches/"|"C:/Users//AppData/Local//cache"| |GenericDataLocation|"~/Library/Application Support", "/Library/Application Support"|"C:/Users//AppData/Local", "C:/ProgramData", "", "/data"| |RuntimeLocation|"~/Library/Application Support"|"C:/Users/"| |ConfigLocation|"~/Library/Preferences"|"C:/Users//AppData/Local/", "C:/ProgramData/"| |GenericConfigLocation|"~/Library/Preferences"|"C:/Users//AppData/Local", "C:/ProgramData"| |DownloadLocation|"~/Downloads"|"C:/Users//Documents"| |GenericCacheLocation|"~/Library/Caches", "/Library/Caches"|"C:/Users//AppData/Local/cache"| |AppDataLocation|"~/Library/Application Support/", "/Library/Application Support/". "/../Resources"|"C:/Users//AppData/Roaming/", "C:/ProgramData/", "", "/data"| |AppLocalDataLocation|"~/Library/Application Support/", "/Library/Application Support/". "/../Resources"|"C:/Users//AppData/Local/", "C:/ProgramData/", "", "/data"| |AppConfigLocation|"~/Library/Preferences/"|"C:/Users//AppData/Local/", "C:/ProgramData/"| ## 示例 ``` qDebug()< ';