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46 lines
1.4 KiB
C++
46 lines
1.4 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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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 TransactionFactory_h__
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#define TransactionFactory_h__
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#include "nsISupports.h"
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class EditTxn;
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/**
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* This class instantiates and optionally recycles edit transactions
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* A recycler would be a separate static object, since this class does not get instantiated
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*/
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class TransactionFactory
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{
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protected:
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TransactionFactory();
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virtual ~TransactionFactory();
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public:
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/** return a transaction object of aTxnType, refcounted
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* @return NS_ERROR_NO_INTERFACE if aTxnType is unknown,
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* NS_ERROR_OUT_OF_MEMORY if the allocations fails.
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*/
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static nsresult GetNewTransaction(REFNSIID aTxnType, EditTxn **aResult);
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};
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#endif
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