Sets the translation domain and uses g_dgettext() for translating the @label and @tooltip of #GtkActionEntrys added by gtk_action_group_add_actions().
If you’re not using gettext() for localization, see gtk_action_group_set_translate_func().
the translation domain to use for g_dgettext() calls, or %NULL to use the domain set with textdomain()
2.4
See Implementation
Sets the translation domain and uses g_dgettext() for translating the @label and @tooltip of #GtkActionEntrys added by gtk_action_group_add_actions().
If you’re not using gettext() for localization, see gtk_action_group_set_translate_func().