make Item::child_changed() virtual

2016-09-25 14:43:32 -05:00
parent e1fb7fe9fc
commit 095bdb7d40
1 changed files with 1 additions and 1 deletions
--- a/libs/canvas/canvas/item.h
+++ b/libs/canvas/canvas/item.h
@@ -200,7 +200,7 @@ public:
 	void raise_child_to_top (Item *);
 	void raise_child (Item *, int);
 	void lower_child_to_bottom (Item *);
-	void child_changed ();
+	virtual void child_changed ();

 	static int default_items_per_cell;