// Copyright (C) 2016 The Qt Company Ltd.

// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only

#ifndef QPLATFORMACCESSIBILITY_H

#define QPLATFORMACCESSIBILITY_H

//

//  W A R N I N G

//  -------------

//

// This file is part of the QPA API and is not meant to be used

// in applications. Usage of this API may make your code

// source and binary incompatible with future versions of Qt.

//

#include <QtGui/qtguiglobal.h>

#if QT_CONFIG(accessibility)

#include <QtCore/qobject.h>

#include <QtGui/qaccessible.h>

#include <optional>

QT_BEGIN_NAMESPACE

class Q_GUI_EXPORT QPlatformAccessibility

{

public:

    QPlatformAccessibility();

    virtual ~QPlatformAccessibility();

    virtual void notifyAccessibilityUpdate(QAccessibleEvent *event);

    virtual void setRootObject(QObject *o);

    virtual void initialize();

    virtual void cleanup();

    inline bool isActive() const { return m_active; }

    void setActive(bool active);

    void clearActiveNotificationState();

private:

    bool m_active = false;

    std::optional<bool> m_activeNotificationState = std::nullopt;

};

QT_END_NAMESPACE

#endif // QT_CONFIG(accessibility)

#endif // QPLATFORMACCESSIBILITY_H