Document gtk_printer_option_set_get_groups

diff --git a/gtk/gtkprinteroptionset.c b/gtk/gtkprinteroptionset.c
index d28b0fb680323eee946f24f5c7421b099ebc7604..b063445b5822a8b163c59eb4e74203ef7c21ca68 100644 (file)
--- a/gtk/gtkprinteroptionset.c
+++ b/gtk/gtkprinteroptionset.c
@@ -143,8 +143,11 @@ gtk_printer_option_set_clear_conflicts (GtkPrinterOptionSet *set)
 
 /**
  * gtk_printer_option_set_get_groups:
+ * @set: a #GtkPrinterOptionSet
  *
- * Returns: (element-type utf8) (transfer full):
+ * Gets the groups in this set.
+ *
+ * Returns: (element-type utf8) (transfer full): a list of group names.
  */
 GList *
 gtk_printer_option_set_get_groups (GtkPrinterOptionSet *set)