promoteshapecommand.h

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/*
        Copyright 2006-2026 The QElectroTech Team
        This file is part of QElectroTech.
 
        QElectroTech 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.
 
        QElectroTech 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 QElectroTech.  If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef PROMOTESHAPECOMMAND_H
#define PROMOTESHAPECOMMAND_H
 
#include <QUndoCommand>
#include <QPointer>
#include <QDomElement>
 
class QetShapeItem;

class PromoteShapeCommand : public QUndoCommand
{
        public:
                PromoteShapeCommand(
                                QetShapeItem *shape,
                                const QDomElement &priorStateXml,
                                const QDomElement &newStateXml,
                                QUndoCommand *parent = nullptr);
 
                void undo() override;
                void redo() override;
 
        private:
                QPointer<QetShapeItem> m_shape;
                // Deep-cloned into private documents at construction time: a
                // QDomElement is only a reference into whatever QDomDocument it
                // came from, and that document (typically a short-lived one built
                // just to call toXml()) is not guaranteed to outlive this command.
                QDomDocument m_priorDoc, m_newDoc;
};
 
#endif // PROMOTESHAPECOMMAND_H