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