зеркало из https://github.com/mozilla/gecko-dev.git
50 строки
1.5 KiB
C++
50 строки
1.5 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
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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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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