dimgloaderobserver.h

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/* ============================================================
 *
 * This file is a part of digiKam project
 * https://www.digikam.org
 *
 * Date        : 2006-01-03
 * Description : DImgLoader observer interface
 *
 * Copyright (C) 2006-2012 by Marcel Wiesweg <marcel dot wiesweg at gmx dot de>
 *
 * This program 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, or (at your option)
 * any later version.
 *
 * This program 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.
 *
 * ============================================================ */
 
#ifndef DIGIKAM_DIMG_LOADER_OBSERVER_H
#define DIGIKAM_DIMG_LOADER_OBSERVER_H
 
// Qt includes
 
#include <QtGlobal>
 
// Local includes
 
#include "digikam_export.h"
 
namespace Digikam
{
 
class DImg;
 
class DIGIKAM_EXPORT DImgLoaderObserver
{
 
public:
 
    DImgLoaderObserver()          = default;
    virtual ~DImgLoaderObserver() = default;
 
    virtual void progressInfo(float progress)
    {
        Q_UNUSED(progress);
    };
 
    virtual bool continueQuery()
    {
        return true;
    };
 
    virtual float granularity()
    {
        return 1.0F;
    };
 
private:
 
    Q_DISABLE_COPY(DImgLoaderObserver)
};
 
} // namespace Digikam
 
#endif // DIGIKAM_DIMG_LOADER_OBSERVER_H