RetroZilla/mailnews/base/util/nsMsgTxn.h
2015-10-20 23:03:22 -04:00

89 lines
3.0 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* ***** 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
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* the provisions above, a recipient may use your version of this file under
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*
* ***** END LICENSE BLOCK ***** */
#ifndef nsMsgTxn_h__
#define nsMsgTxn_h__
#include "nsITransaction.h"
#include "msgCore.h"
#include "nsCOMPtr.h"
#include "nsIMsgWindow.h"
#include "nsHashPropertyBag.h"
#define NS_MESSAGETRANSACTION_IID \
{ /* da621b30-1efc-11d3-abe4-00805f8ac968 */ \
0xda621b30, 0x1efc, 0x11d3, \
{ 0xab, 0xe4, 0x00, 0x80, 0x5f, 0x8a, 0xc9, 0x68 } }
/**
* base class for all message undo/redo transactions.
*/
#undef IMETHOD_VISIBILITY
#define IMETHOD_VISIBILITY NS_VISIBILITY_DEFAULT
class NS_MSG_BASE nsMsgTxn : public nsITransaction, public nsHashPropertyBag
{
NS_DECL_ISUPPORTS_INHERITED
nsMsgTxn();
virtual ~nsMsgTxn();
NS_IMETHOD DoTransaction(void);
NS_IMETHOD UndoTransaction(void) = 0;
NS_IMETHOD RedoTransaction(void) = 0;
NS_IMETHOD GetIsTransient(PRBool *aIsTransient);
NS_IMETHOD Merge(nsITransaction *aTransaction, PRBool *aDidMerge);
nsresult GetMsgWindow(nsIMsgWindow **msgWindow);
nsresult SetMsgWindow(nsIMsgWindow *msgWindow);
nsresult SetTransactionType(PRUint32 txnType);
protected:
nsCOMPtr<nsIMsgWindow> m_msgWindow;
PRUint32 m_txnType;
nsresult CheckForToggleDelete(nsIMsgFolder *aFolder, const nsMsgKey &aMsgKey, PRBool *aResult);
};
#undef IMETHOD_VISIBILITY
#define IMETHOD_VISIBILITY NS_VISIBILITY_HIDDEN
#endif