Reads the print settings from the group @group_name in @key_file.
Returns a new GtkPrintSettings object with the restored settings,
or %NULL if an error occurred. If the file could not be loaded then
error is set to either GFileError or GKeyFileError.
Reads the print settings from the group @group_name in @key_file.
Returns a new GtkPrintSettings object with the restored settings, or %NULL if an error occurred. If the file could not be loaded then error is set to either GFileError or GKeyFileError.