1 files changed, 14 insertions, 1 deletions
diff --git a/include/utils/RefBase.h b/include/utils/RefBase.h
index c24c0db..d92cfb0 100644
--- a/include/utils/RefBase.h
+++ b/include/utils/RefBase.h
@@ -112,10 +112,23 @@ public:
         getWeakRefs()->trackMe(enable, retain); 
     }
 
+    // used to override the RefBase destruction.
+    class Destroyer {
+        friend class RefBase;
+    public:
+        virtual ~Destroyer();
+    private:
+        virtual void destroy(RefBase const* base) = 0;
+    };
+
+    // Make sure to never acquire a strong reference from this function. The
+    // same restrictions than for destructors apply.
+    void setDestroyer(Destroyer* destroyer);
+
 protected:
                             RefBase();
     virtual                 ~RefBase();
-    
+
     //! Flags for extendObjectLifetime()
     enum {
         OBJECT_LIFETIME_WEAK    = 0x0001,