Add BLayoutItem::LayoutInvalidated() hook. Leave BLayoutItem::InvalidateLayout() (and therefore BLayout::InvalidateLayout()) virtual. This is needed to let BLayout override it for invalidation propagations.

2011-10-28 14:16:52 -06:00
parent 61eb1f1d19
commit c74faed432
5 changed files with 19 additions and 10 deletions
@@ -48,7 +48,7 @@ public:

 	// Layouting related methods

-			void				InvalidateLayout(bool children = false);
+	virtual	void				InvalidateLayout(bool children = false);
 			void				Relayout(bool immediate = false);
 			void				RequireLayout();
 			bool				IsValid();
@@ -59,10 +59,11 @@ public:
 	virtual	status_t			AllUnarchived(const BMessage* from);

 protected:
-
 			void				SetLayout(BLayout* layout);

 	// hook methods
+	virtual	void				LayoutInvalidated(bool children);
+
 	virtual	void				AttachedToLayout();
 	virtual	void				DetachedFromLayout(BLayout* layout);