/* ============================================================
 *
 * This file is a part of digiKam project
 * http://www.digikam.org
 *
 * Date        : 2012-10-03
 * Description : kipi loader implementation
 *
 * Copyright (C) 2004-2018 by Gilles Caulier <caulier dot gilles at gmail dot com>
 * Copyright (C) 2012      by Victor Dodon <dodonvictor at gmail dot com>
 *
 * 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_KIPIPLUGINLOADER_H
#define DIGIKAM_KIPIPLUGINLOADER_H

// Qt includes

#include <QObject>
#include <QList>

// Libkipi includes

#include <KIPI/Plugin>

class QAction;

class KActionCollection;

using namespace KIPI;

namespace Digikam
{

class DSplashScreen;

class KipiPluginLoader : public QObject
{
    Q_OBJECT

public:

    /** Standard constructor. Pass parent object instance and splashscreen
     *  instance. This last one can be null.
     */
    KipiPluginLoader(QObject* const parent, DSplashScreen* const splash);

    /** Return a list of all plugin actions accordingly of plugin category.
     *  See Category enum for details.
     */
    QList<QAction*> kipiActionsByCategory(Category cat) const;

    /** Return the instance of action collection for all KIPI plugins.
     */
    KActionCollection* pluginsActionCollection() const;

    /** Return the instance of this singleton plugin loader.
     */
    static KipiPluginLoader* instance();

private Q_SLOTS:

    /** Called by PluginLoader when plugins list must be re-loaded in application.
     */
    void slotKipiPluginPlug();

private:

    /** Disabled destructor.
     */
    ~KipiPluginLoader();

private:

    static KipiPluginLoader* m_instance;

    class Private;
    Private* const d;
};

}  // namespace Digikam

#endif // DIGIKAM_KIPIPLUGINLOADER_H
