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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright (C) 2019, Google Inc.
*
* qt_event_dispatcher.h - qcam - Qt-based event dispatcher
*/
#ifndef __QCAM_QT_EVENT_DISPATCHER_H__
#define __QCAM_QT_EVENT_DISPATCHER_H__
#include <map>
#include <libcamera/event_dispatcher.h>
using namespace libcamera;
class QSocketNotifier;
class QtEventDispatcher final : public EventDispatcher, public QObject
{
public:
QtEventDispatcher();
~QtEventDispatcher();
void registerEventNotifier(EventNotifier *notifier);
void unregisterEventNotifier(EventNotifier *notifier);
void registerTimer(Timer *timer);
void unregisterTimer(Timer *timer);
void processEvents();
void interrupt();
protected:
void timerEvent(QTimerEvent *event);
private:
void readNotifierActivated(int socket);
void writeNotifierActivated(int socket);
void exceptionNotifierActivated(int socket);
struct NotifierPair {
NotifierPair()
: notifier(nullptr), qnotifier(nullptr)
{
}
EventNotifier *notifier;
QSocketNotifier *qnotifier;
};
struct NotifierSet {
NotifierPair read;
NotifierPair write;
NotifierPair exception;
};
std::map<int, NotifierSet> notifiers_;
std::map<int, Timer *> timers_;
std::map<Timer *, int> timerIds_;
};
#endif /* __QCAM_QT_EVENT_DISPATCHER_H__ */
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