/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Qt Software Information (qt-info@nokia.com)
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the either Technology Preview License Agreement or the
** Beta Release License Agreement.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain
** additional rights. These rights are described in the Nokia Qt LGPL
** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at qt-sales@nokia.com.
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef IMAGESCALING_H
#define IMAGESCALING_H

#include <QtGui>

#ifndef QT_NO_CONCURRENT

class Images : public QWidget
{
Q_OBJECT
public:
    Images(QWidget *parent = 0);
    ~Images();
public Q_SLOTS:
    void open();
    void showImage(int num);
    void finished();
private:
    QPushButton *openButton;
    QPushButton *cancelButton;
    QPushButton *pauseButton;
    QVBoxLayout *mainLayout;
    QList<QLabel *> labels;
    QGridLayout *imagesLayout;
    QFutureWatcher<QImage> *imageScaling;
};

#else

// Dummy class required because QT_NO_CONCURRENT is not set when moc is run.
class Images : public QWidget
{
Q_OBJECT
public Q_SLOTS:
    void open() {}
    void showImage(int) {}
    void finished() {}
};

#endif // QT_NO_CONCURRENT

#endif // IMAGESCALING_H