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// Copyright (C) 2012 Research In Motion
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#ifndef QQNXBUTTONSEVENTNOTIFIER_H
#define QQNXBUTTONSEVENTNOTIFIER_H
#include <QObject>
QT_BEGIN_NAMESPACE
class QSocketNotifier;
class QQnxButtonEventNotifier : public QObject
{
Q_OBJECT
Q_ENUMS(ButtonId)
public:
enum ButtonId {
bid_minus = 0,
bid_playpause,
bid_plus,
bid_power,
ButtonCount
};
enum ButtonState {
ButtonUp,
ButtonDown
};
explicit QQnxButtonEventNotifier(QObject *parent = nullptr);
~QQnxButtonEventNotifier();
public Q_SLOTS:
void start();
private Q_SLOTS:
void updateButtonStates();
private:
void close();
bool parsePPS(const QByteArray &ppsData, QHash<QByteArray, QByteArray> *messageFields) const;
int m_fd;
QSocketNotifier *m_readNotifier;
ButtonState m_state[ButtonCount];
QList<QByteArray> m_buttonKeys;
static const char *ppsPath;
static const size_t ppsBufferSize;
};
QT_END_NAMESPACE
#endif // QQNXBUTTONSEVENTNOTIFIER_H
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