*update

1 files changed, 44 insertions, 2 deletions

diff --git a/src/lua/luaopen_types.h b/src/lua/luaopen_types.h
index eef4a3e..587c023 100644
--- a/src/lua/luaopen_types.h
+++ b/src/lua/luaopen_types.h
@@ -22,16 +22,58 @@ namespace jin
 namespace lua 
 {
 	
+    class Object
+    {
+    public:
+        Object()
+            : count(1)
+        {
+        }
+
+        int getReferenceCount() const
+        {
+            return count;
+        }
+        void retain()
+        {
+            ++count;
+        }
+        void release()
+        {
+            if (--count <= 0)
+                delete this;
+        }
+    
+    protected:
+        virtual ~Object() = 0
+        {
+        }
+
+    private: 
+        // reference count
+        int count;
+    };
+
 	class Proxy
 	{
 	public:
-		inline void bind(const void* obj, const char* t)
+		void bind(Object* obj, const char* t)
 		{
 			object = obj;
             type = t;
 		}
 
-		const void* object; // acctual object binded
+        void release()
+        {
+            if (object != nullptr)
+            {
+                object->release();
+                object = nullptr;
+                type = nullptr;
+            }
+        }
+
+		Object* object; // acctual object binded
         const char* type;   // type name and metatable name
 	};