Sets the function which is used to translate user-visible
strings, for --help output. Different
groups can use different GTranslateFuncs. If func
is NULL, strings are not translated.
If you are using gettext(), you only need to set the translation
domain, see g_option_group_set_translation_domain().
Since 2.6
Sets the function which is used to translate user-visible strings, for --help output. Different groups can use different GTranslateFuncs. If func is NULL, strings are not translated. If you are using gettext(), you only need to set the translation domain, see g_option_group_set_translation_domain(). Since 2.6