KoCanvasObserverBase.cpp

Go to the documentation of this file.

/* This file is part of the KDE project
 * SPDX-FileCopyrightText: 2007 Thomas Zander <zander@kde.org>
 *
 * SPDX-License-Identifier: LGPL-2.0-or-later
 */
 
#include "KoCanvasObserverBase.h"
#include <QPointer>
#include <KoCanvasBase.h>
 
class KoCanvasObserverBasePrivate
{
public:
    KoCanvasObserverBasePrivate()
        : canvas(0)
    {}
 
    ~KoCanvasObserverBasePrivate()
    {}
 
    QPointer<KoCanvasBase> canvas;
};
 
KoCanvasObserverBase::KoCanvasObserverBase()
    : d(new KoCanvasObserverBasePrivate)
{
}
 
KoCanvasObserverBase::~KoCanvasObserverBase()
{
    delete d;
}
 
void KoCanvasObserverBase::setObservedCanvas(KoCanvasBase* canvas)
{
    d->canvas = canvas;
    setCanvas(canvas);
}
 
void KoCanvasObserverBase::unsetObservedCanvas()
{
    d->canvas = 0;
    unsetCanvas();
}
 
KoCanvasBase* KoCanvasObserverBase::observedCanvas() const
{
    return d->canvas;
}