gecko/editor/libeditor/html/nsEditorTxnLog.h

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/* -*- 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
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#ifndef nsEditorTxnLog_h__
#define nsEditorTxnLog_h__
#include "nsITransaction.h"
#include "nsITransactionManager.h"
#include "nsITransactionListener.h"
class nsHTMLEditorLog;
/** implementation of a transaction listener object.
*
*/
class nsEditorTxnLog : public nsITransactionListener
{
private:
nsHTMLEditorLog *mEditorLog;
PRInt32 mIndentLevel;
PRInt32 mBatchCount;
public:
/** The default constructor.
*/
nsEditorTxnLog(nsHTMLEditorLog *aEditorLog=0);
/** The default destructor.
*/
virtual ~nsEditorTxnLog();
/* Macro for AddRef(), Release(), and QueryInterface() */
NS_DECL_ISUPPORTS
/* nsITransactionListener method implementations. */
NS_DECL_NSITRANSACTIONLISTENER
private:
/* nsEditorTxnLog private methods. */
nsresult PrintIndent(PRInt32 aIndentLevel);
nsresult Write(const char *aBuffer);
nsresult WriteInt(PRInt32 aInt);
nsresult WriteTransaction(nsITransaction *aTransaction);
nsresult Flush();
};
#endif // nsEditorTxnLog_h__