IPersist struct IPersist : IVTable<IPersist, Vtbl>, IVTable, IComIID Documentation Code public static void PopulateVTable(Vtbl* vtable) public uint AddRef() public HRESULT GetClassID(Guid* pClassID) Retrieves the class identifier (CLSID) of the object. public HRESULT QueryInterface(Guid* riid, Void** ppvObject) public uint Release()