undotransaction.h

/*
For general Scribus (>=1.3.2) copyright and licensing information please refer
to the COPYING file provided with the program. Following this notice may exist
a copyright and/or license notice that predates the release of Scribus 1.3.2
for which a new license (GPL+exception) is in place.
*/
/***************************************************************************
 *   Copyright (C) 2005 by Riku Leino                                      *
 *   riku@scribus.info                                                     *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   This program is distributed in the hope that it will be useful,       *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.             *
 ***************************************************************************/

#ifndef UNDOTRANSACTION_H
#define UNDOTRANSACTION_H

#include <QString>

#include "scribusapi.h"
#include "transaction.h"

class QPixmap;

class TransactionData;
class TransactionState;
class UndoManager;
class UndoObject;

class SCRIBUS_API UndoTransaction : public Transaction
{
public:
    UndoTransaction();
    UndoTransaction(TransactionData* data);
    virtual ~UndoTransaction();
    virtual bool commit();
    virtual bool cancel();
    bool commit(const QString &targetName,
                QPixmap *targetPixmap,
                const QString &name = "",
                const QString &description = "",
                QPixmap *actionPixmap = 0);
};

class TransactionData : public Transaction::TransactionStateBase
{
public:
    TransactionData() {
        transactionObject = 0;
        transactionState = 0;
    }

    ~TransactionData() {
        /*if (transactionObject)
            delete transactionObject;
        if (transactionState)
            delete transactionState;*/
    }

    int stackLevel;
    UndoManager* UM;
    UndoObject* transactionObject;  // will be DummyUndoObject
    TransactionState* transactionState;
};

#endif