/****************************************************************************
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** Copyright (C) 2012 BogDan Vatra <bogdan@kde.org>
** Contact: https://www.qt.io/licensing/
**
** This file is part of the plugins of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
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****************************************************************************/

#ifndef QANDROIDPLATFORMTHEME_H
#define QANDROIDPLATFORMTHEME_H

#include <qpa/qplatformtheme.h>
#include <QtGui/qfont.h>
#include <QtGui/qpalette.h>

#include <QJsonObject>

#include <memory>

QT_BEGIN_NAMESPACE

struct AndroidStyle
{
    static QJsonObject loadStyleData();
    QJsonObject m_styleData;
    QPalette m_standardPalette;
    QHash<int, QPalette> m_palettes;
    QHash<int, QFont> m_fonts;
    QHash<QByteArray, QFont> m_QWidgetsFonts;
};

class QAndroidPlatformNativeInterface;
class QAndroidPlatformTheme: public QPlatformTheme
{
public:
    ~QAndroidPlatformTheme();
    void updateAppearance();
    void updateStyle();
    QPlatformMenuBar *createPlatformMenuBar() const override;
    QPlatformMenu *createPlatformMenu() const override;
    QPlatformMenuItem *createPlatformMenuItem() const override;
    void showPlatformMenuBar() override;
    Appearance appearance() const override;
    const QPalette *palette(Palette type = SystemPalette) const override;
    const QFont *font(Font type = SystemFont) const override;
    QVariant themeHint(ThemeHint hint) const override;
    QString standardButtonText(int button) const override;
    bool usePlatformNativeDialog(DialogType type) const override;
    QPlatformDialogHelper *createPlatformDialogHelper(DialogType type) const override;

    static QAndroidPlatformTheme *instance(
                    QAndroidPlatformNativeInterface * androidPlatformNativeInterface = nullptr);

private:
    QAndroidPlatformTheme(QAndroidPlatformNativeInterface * androidPlatformNativeInterface);
    static QAndroidPlatformTheme * m_instance;
    std::shared_ptr<AndroidStyle> m_androidStyleData;
    QPalette m_defaultPalette;
    QFont m_systemFont;
};

QT_END_NAMESPACE

#endif // QANDROIDPLATFORMTHEME_H
