/****************************************************************************************
** NetEmul - program for simulating computer networks.
** Copyright © 2009 Semenov Pavel and Omilaeva Anastasia
**
** NetEmul is free software; you can redistribute it and/or
** modify it under the terms of the GNU Lesser General Public
** License as published by the Free Software Foundation; either
** version 2.1 of the License, or (at your option) any later version.
**
** NetEmul 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
** Lesser General Public License for more details.
**
** You should have received a copy of the GNU Lesser General Public
** License along with the NetEmul; if not, write to the Free
** Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
** 02111-1307 USA.
****************************************************************************************/
#include "addcablecommand.h"
#include "mycanvas.h"
#include "cabledev.h"

addCableCommand::addCableCommand(myCanvas *s, cableDev *c)
{
    scene = s;
    cable = c;
    setText(QObject::tr("Add cable"));
}

addCableCommand::~addCableCommand()
{
    if ( !isOnScene) delete cable;
}

void addCableCommand::undo()
{
    cable->unregisterCable();
    scene->unregisterCable(cable);
    isOnScene = false;
}

void addCableCommand::redo()
{
    cable->registerCable();
    scene->registerCable(cable);
    isOnScene = true;
}
