thememanager.h

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/* ============================================================
 *
 * This file is a part of digiKam project
 * https://www.digikam.org
 *
 * Date        : 2004-08-02
 * Description : colors theme manager
 *
 * Copyright (C) 2006-2022 by Gilles Caulier <caulier dot gilles 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_THEME_MANAGER_H
#define DIGIKAM_THEME_MANAGER_H
 
// Qt includes
 
#include <QObject>
#include <QPixmap>
#include <QString>
 
// Local includes
 
#include "digikam_export.h"
 
class QMenu;
 
namespace Digikam
{
 
class DXmlGuiWindow;
class Theme;
 
class DIGIKAM_EXPORT ThemeManager : public QObject
{
    Q_OBJECT
 
public:
 
    ~ThemeManager()                   override;
    static ThemeManager* instance();
 
    QString currentThemeName() const;
    void    setCurrentTheme(const QString& name);
 
    QString defaultThemeName() const;
 
    void    setThemeMenuAction(QMenu* const action);
    void    registerThemeActions(DXmlGuiWindow* const win);
 
    void    updateThemeMenu();
 
Q_SIGNALS:
 
    void signalThemeChanged();
 
private Q_SLOTS:
 
    void slotChangePalette();
 
private:
 
    // Disable
    ThemeManager();
    explicit ThemeManager(QObject*);
 
    void    populateThemeMenu();
    QString currentDesktopdefaultTheme() const;
    void    updateCurrentDesktopDefaultThemePreview();
 
private:
 
    friend class ThemeManagerCreator;
 
    class Private;
    Private* const d;
};
 
} // namespace Digikam
 
#endif // DIGIKAM_THEME_MANAGER_H