changeelementinformationcommand.cpp

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/*
    Copyright 2006-2019 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/>.
*/
#include "changeelementinformationcommand.h"
#include "element.h"
#include <QObject>

ChangeElementInformationCommand::ChangeElementInformationCommand(Element *elmt, DiagramContext &old_info, DiagramContext &new_info, QUndoCommand *parent) :
    QUndoCommand (parent),
    m_element    (elmt),
    m_old_info   (old_info),
    m_new_info   (new_info)
{
    setText(QObject::tr("Modifier les informations de l'élément : %1").arg(elmt -> name()));
}

bool ChangeElementInformationCommand::mergeWith(const QUndoCommand *other)
{
    if (id() != other->id()) return false;
    ChangeElementInformationCommand const *undo = static_cast<const ChangeElementInformationCommand*>(other);
    if (m_element != undo->m_element) return false;
    m_new_info = undo->m_new_info;
    return true;
}

void ChangeElementInformationCommand::undo() {
    m_element -> setElementInformations(m_old_info);
}

void ChangeElementInformationCommand::redo() {
    m_element -> setElementInformations(m_new_info);
}