/* 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__ */