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/***************************************************************************
**
** Copyright (C) 2017 QNX Software Systems. All rights reserved.
** Copyright (C) 2011 - 2012 Research In Motion
** Contact: https://www.qt.io/licensing/
**
** This file is part of the plugins of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:COMM$
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** $QT_END_LICENSE$
**
**
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******************************************************************************/
#ifndef QQNXSCREENEVENTTHREAD_H
#define QQNXSCREENEVENTTHREAD_H
#include <QtCore/QThread>
#include <QtCore/QMutex>
#include <screen/screen.h>
#include <sys/siginfo.h>
QT_BEGIN_NAMESPACE
class QQnxScreenEventThread : public QThread
{
Q_OBJECT
public:
QQnxScreenEventThread(screen_context_t context);
~QQnxScreenEventThread();
screen_context_t context() const { return m_screenContext; }
void armEventsPending(int count);
protected:
void run() override;
Q_SIGNALS:
void eventsPending();
private:
void handleScreenPulse(const struct _pulse &msg);
void handleArmPulse(const struct _pulse &msg);
void handlePulse(const struct _pulse &msg);
void shutdown();
int m_channelId;
int m_connectionId;
struct sigevent m_screenEvent;
screen_context_t m_screenContext;
bool m_emitNeededOnNextScreenPulse = true;
int m_screenPulsesSinceLastArmPulse = 0;
};
QT_END_NAMESPACE
#endif // QQNXSCREENEVENTTHREAD_H
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