rbtree: Add _gtk_rbtree_contains()

It's useful in a bunch of places, so split it out
2011-12-10 02:02:29 +01:00
parent 89c90ed193
commit 710a8435cc
2 changed files with 27 additions and 0 deletions
--- a/gtk/gtkrbtree.h
+++ b/gtk/gtkrbtree.h
@ -117,6 +117,8 @@ gboolean   _gtk_rbtree_is_nil           (GtkRBNode              *node);
 void       _gtk_rbtree_reorder          (GtkRBTree              *tree,
 					 gint                   *new_order,
 					 gint                    length);
+gboolean   _gtk_rbtree_contains         (GtkRBTree              *tree,
+                                         GtkRBTree              *potential_child);
 GtkRBNode *_gtk_rbtree_find_count       (GtkRBTree              *tree,
 					 gint                    count);
 void       _gtk_rbtree_node_set_height  (GtkRBTree              *tree,