author hg@mozilla.com
Thu, 22 Mar 2007 10:30:00 -0700
changeset 1 9b2a99adc05e53cd4010de512f50118594756650
child 22573 cda0ae16a8a8ebf85d77dd807316e86552aa18ee
permissions -rw-r--r--
Free the (distributed) Lizard! Automatic merge from CVS: Module mozilla: tag HG_REPO_INITIAL_IMPORT at 22 Mar 2007 10:30 PDT,

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 * The Original Code is mozilla.org code.
 * The Initial Developer of the Original Code is
 * Netscape Communications Corporation.
 * Portions created by the Initial Developer are Copyright (C) 1998
 * the Initial Developer. All Rights Reserved.
 * Contributor(s):
 * Alternatively, the contents of this file may be used under the terms of
 * either of the GNU General Public License Version 2 or later (the "GPL"),
 * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
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#ifndef nsTransactionStack_h__
#define nsTransactionStack_h__

#include "nsDeque.h"

class nsTransactionItem;

class nsTransactionReleaseFunctor : public nsDequeFunctor

  nsTransactionReleaseFunctor()          {}
  virtual ~nsTransactionReleaseFunctor() {}
  virtual void *operator()(void *aObject);

class nsTransactionStack
  nsDeque mQue;


  virtual ~nsTransactionStack();

  virtual nsresult Push(nsTransactionItem *aTransactionItem);
  virtual nsresult Pop(nsTransactionItem **aTransactionItem);
  virtual nsresult PopBottom(nsTransactionItem **aTransactionItem);
  virtual nsresult Peek(nsTransactionItem **aTransactionItem);
  virtual nsresult GetItem(PRInt32 aIndex, nsTransactionItem **aTransactionItem);
  virtual nsresult Clear(void);
  virtual nsresult GetSize(PRInt32 *aStackSize);

class nsTransactionRedoStack: public nsTransactionStack

  virtual ~nsTransactionRedoStack();
  virtual nsresult Clear(void);

#endif // nsTransactionStack_h__