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- /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
- *
- * The contents of this file are subject to the Netscape Public License
- * Version 1.0 (the "NPL"); you may not use this file except in
- * compliance with the NPL. You may obtain a copy of the NPL at
- * http://www.mozilla.org/NPL/
- *
- * Software distributed under the NPL is distributed on an "AS IS" basis,
- * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
- * for the specific language governing rights and limitations under the
- * NPL.
- *
- * The Initial Developer of this code under the NPL is Netscape
- * Communications Corporation. Portions created by Netscape are
- * Copyright (C) 1998 Netscape Communications Corporation. All Rights
- * Reserved.
- */
-
- #ifndef __DllComClassObject_H
- #define __DllComClassObject_H
-
- // ALL COM IMPLEMENTED OBJECTS MUST DERIVE FROM THIS
- // CLASS (or do what it does).
-
- // All your COM interface exposing classes which you implement
- // in your consumer DLL must derive from this class
- // such that it can perform some minimal DLL maintenence
- // and ensure that you do not forget to do so.
- class CComClass {
- private:
- CRefDll m_Ref; // Ref count dll instance.
- public:
- CComClass(IUnknown *pAggregate = NULL);
- virtual ~CComClass();
-
- // external IUnknown implementation inside of the class.
- private:
- DWORD m_ulCount;
- IUnknown *m_pAggregate;
- public:
- HRESULT ObjectQueryInterface(REFIID iid, void **ppObj, BOOL bIUnknown = FALSE);
- virtual HRESULT CustomQueryInterface(REFIID iid, void **ppObj);
- DWORD ObjectAddRef(BOOL bIUnknown = FALSE);
- virtual DWORD CustomAddRef();
- DWORD ObjectRelease(BOOL bIUnknown = FALSE);
- virtual DWORD CustomRelease();
-
- // Nested class interface implementation.
- private:
- class CImplUnknown : public IUnknown {
- public:
- CComClass *m_pObject;
- STDMETHODIMP QueryInterface(REFIID iid, void **ppObj);
- STDMETHODIMP_(DWORD) AddRef();
- STDMETHODIMP_(DWORD) Release();
- } m_IUnknown;
- };
-
- #endif // __DllComClassObject_H