itemattributeswatch.h

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/* ============================================================
 *
 * This file is a part of digiKam project
 * https://www.digikam.org
 *
 * Date        : 2006-05-04
 * Description : Watch image attributes
 *
 * Copyright (C) 2006-2011 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_ITEM_ATTRIBUTES_WATCH_H
#define DIGIKAM_ITEM_ATTRIBUTES_WATCH_H
 
// Qt includes
 
#include <QObject>
#include <QUrl>
 
// Local includes
 
#include "coredbchangesets.h"
#include "digikam_export.h"
 
namespace Digikam
{
 
class DIGIKAM_DATABASE_EXPORT ItemAttributesWatch : public QObject
{
    Q_OBJECT
 
public:
 
    static ItemAttributesWatch* instance();
    static void cleanUp();
    static void shutDown();
 
/*
    void imageTagsChanged(qint64 imageId);
    void imagesChanged(int albumId);
 
    void imageRatingChanged(qint64 imageId);
    void imageDateChanged(qint64 imageId);
    void imageCaptionChanged(qint64 imageId);
*/
 
    void fileMetadataChanged(const QUrl& url);
 
Q_SIGNALS:
 
    void signalImageTagsChanged(qlonglong imageId);
 
    void signalImagesChanged(int albumId);
 
    void signalImageRatingChanged(qlonglong imageId);
    void signalImageDateChanged(qlonglong imageId);
    void signalImageCaptionChanged(qlonglong imageId);
 
    void signalFileMetadataChanged(const QUrl& url);
 
private Q_SLOTS:
 
    void slotImageChange(const ImageChangeset& changeset);
    void slotImageTagChange(const ImageTagChangeset& changeset);
 
private:
 
    // Disable
    ItemAttributesWatch();
    explicit ItemAttributesWatch(QObject*) = delete;
    ~ItemAttributesWatch() override;
 
    static ItemAttributesWatch* m_instance;
};
 
} // namespace Digikam
 
#endif // DIGIKAM_ITEM_ATTRIBUTES_WATCH_H