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46 lines
1.4 KiB
C++
46 lines
1.4 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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#ifndef nsGenericFactory_h___
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#define nsGenericFactory_h___
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#include "nsIFactory.h"
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/**
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* Most factories follow this simple pattern, so why not just use a function pointer
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* for most creation operations?
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*/
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class nsGenericFactory : public nsIFactory {
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public:
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typedef nsresult (*CreatorProcPtr) (nsISupports *aOuter, REFNSIID aIID, void **aResult);
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nsGenericFactory(CreatorProcPtr creator);
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virtual ~nsGenericFactory();
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NS_DECL_ISUPPORTS
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NS_IMETHOD CreateInstance(nsISupports *aOuter, REFNSIID aIID, void **aResult);
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NS_IMETHOD LockFactory(PRBool aLock);
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private:
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CreatorProcPtr mCreator;
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};
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#endif /* nsGenericFactory_h___ */
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