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98 lines
3.9 KiB
C++
98 lines
3.9 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: NPL 1.1/GPL 2.0/LGPL 2.1
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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 1.1 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* 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
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the NPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the NPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef nsEditorTxnLog_h__
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#define nsEditorTxnLog_h__
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#include "nsITransaction.h"
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#include "nsITransactionManager.h"
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#include "nsITransactionListener.h"
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class nsHTMLEditorLog;
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/** implementation of a transaction listener object.
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*
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*/
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class nsEditorTxnLog : public nsITransactionListener
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{
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private:
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nsHTMLEditorLog *mEditorLog;
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PRInt32 mIndentLevel;
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PRInt32 mBatchCount;
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public:
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/** The default constructor.
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*/
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nsEditorTxnLog(nsHTMLEditorLog *aEditorLog=0);
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/** The default destructor.
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*/
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virtual ~nsEditorTxnLog();
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/* Macro for AddRef(), Release(), and QueryInterface() */
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NS_DECL_ISUPPORTS
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/* nsITransactionListener method implementations. */
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NS_IMETHOD WillDo(nsITransactionManager *aTxMgr, nsITransaction *aTransaction, PRBool *aInterrupt);
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NS_IMETHOD DidDo(nsITransactionManager *aTxMgr, nsITransaction *aTransaction, nsresult aDoResult);
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NS_IMETHOD WillUndo(nsITransactionManager *aTxMgr, nsITransaction *aTransaction, PRBool *aInterrupt);
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NS_IMETHOD DidUndo(nsITransactionManager *aTxMgr, nsITransaction *aTransaction, nsresult aUndoResult);
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NS_IMETHOD WillRedo(nsITransactionManager *aTxMgr, nsITransaction *aTransaction, PRBool *aInterrupt);
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NS_IMETHOD DidRedo(nsITransactionManager *aTxMgr, nsITransaction *aTransaction, nsresult aRedoResult);
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NS_IMETHOD WillBeginBatch(nsITransactionManager *aTxMgr, PRBool *aInterrupt);
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NS_IMETHOD DidBeginBatch(nsITransactionManager *aTxMgr, nsresult aResult);
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NS_IMETHOD WillEndBatch(nsITransactionManager *aTxMgr, PRBool *aInterrupt);
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NS_IMETHOD DidEndBatch(nsITransactionManager *aTxMgr, nsresult aResult);
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NS_IMETHOD WillMerge(nsITransactionManager *aTxMgr, nsITransaction *aTopTransaction, nsITransaction *aTransaction, PRBool *aInterrupt);
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NS_IMETHOD DidMerge(nsITransactionManager *aTxMgr, nsITransaction *aTopTransaction, nsITransaction *aTransaction, PRBool aDidMerge, nsresult aMergeResult);
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private:
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/* nsEditorTxnLog private methods. */
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nsresult PrintIndent(PRInt32 aIndentLevel);
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nsresult Write(const char *aBuffer);
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nsresult WriteInt(const char *aFormat, PRInt32 aInt);
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nsresult WriteTransaction(nsITransaction *aTransaction);
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nsresult Flush();
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};
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#endif // nsEditorTxnLog_h__
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