getUserDataDir

Returns a base directory in which to access application data such as icons that is customized for a particular user.

On UNIX platforms this is determined using the mechanisms described in the

In this case the directory retrieved will be XDG_DATA_HOME.

On Windows it follows XDG Base Directory Specification if XDG_DATA_HOME is defined. If XDG_DATA_HOME is undefined, the folder to use for local (as opposed to roaming) application data is used instead. See the

Note that in this case on Windows it will be the same as what [glib.global.getUserConfigDir] returns.

The return value is cached and modifying it at runtime is not supported, as it’s not thread-safe to modify environment variables at runtime.