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| |
| #ifndef QEVENTDISPATCHER_UNIX_P_H |
| #define QEVENTDISPATCHER_UNIX_P_H |
| |
| // |
| // W A R N I N G |
| // ------------- |
| // |
| // This file is not part of the Qt API. It exists purely as an |
| // implementation detail. This header file may change from version to |
| // version without notice, or even be removed. |
| // |
| // We mean it. |
| // |
| |
| #include "QtCore/qabstracteventdispatcher.h" |
| #include "QtCore/qlist.h" |
| #include "private/qabstracteventdispatcher_p.h" |
| #include "private/qcore_unix_p.h" |
| #include "QtCore/qvarlengtharray.h" |
| #include "private/qtimerinfo_unix_p.h" |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QEventDispatcherUNIXPrivate; |
| |
| struct Q_CORE_EXPORT QSocketNotifierSetUNIX final |
| { |
| inline QSocketNotifierSetUNIX() noexcept; |
| |
| inline bool isEmpty() const noexcept; |
| inline short events() const noexcept; |
| |
| QSocketNotifier *notifiers[3]; |
| }; |
| |
| Q_DECLARE_TYPEINFO(QSocketNotifierSetUNIX, Q_PRIMITIVE_TYPE); |
| |
| struct QThreadPipe |
| { |
| QThreadPipe(); |
| ~QThreadPipe(); |
| |
| bool init(); |
| pollfd prepare() const; |
| |
| void wakeUp(); |
| int check(const pollfd &pfd); |
| |
| // note for eventfd(7) support: |
| // if fds[1] is -1, then eventfd(7) is in use and is stored in fds[0] |
| int fds[2]; |
| QAtomicInt wakeUps; |
| |
| #if defined(Q_OS_VXWORKS) |
| static const int len_name = 20; |
| char name[len_name]; |
| #endif |
| }; |
| |
| class Q_CORE_EXPORT QEventDispatcherUNIX : public QAbstractEventDispatcher |
| { |
| Q_OBJECT |
| Q_DECLARE_PRIVATE(QEventDispatcherUNIX) |
| |
| public: |
| explicit QEventDispatcherUNIX(QObject *parent = nullptr); |
| ~QEventDispatcherUNIX(); |
| |
| bool processEvents(QEventLoop::ProcessEventsFlags flags) override; |
| bool hasPendingEvents() override; |
| |
| void registerSocketNotifier(QSocketNotifier *notifier) final; |
| void unregisterSocketNotifier(QSocketNotifier *notifier) final; |
| |
| void registerTimer(int timerId, int interval, Qt::TimerType timerType, QObject *object) final; |
| bool unregisterTimer(int timerId) final; |
| bool unregisterTimers(QObject *object) final; |
| QList<TimerInfo> registeredTimers(QObject *object) const final; |
| |
| int remainingTime(int timerId) final; |
| |
| void wakeUp() override; |
| void interrupt() final; |
| void flush() override; |
| |
| protected: |
| QEventDispatcherUNIX(QEventDispatcherUNIXPrivate &dd, QObject *parent = nullptr); |
| }; |
| |
| class Q_CORE_EXPORT QEventDispatcherUNIXPrivate : public QAbstractEventDispatcherPrivate |
| { |
| Q_DECLARE_PUBLIC(QEventDispatcherUNIX) |
| |
| public: |
| QEventDispatcherUNIXPrivate(); |
| ~QEventDispatcherUNIXPrivate(); |
| |
| int activateTimers(); |
| |
| void markPendingSocketNotifiers(); |
| int activateSocketNotifiers(); |
| void setSocketNotifierPending(QSocketNotifier *notifier); |
| |
| QThreadPipe threadPipe; |
| QVector<pollfd> pollfds; |
| |
| QHash<int, QSocketNotifierSetUNIX> socketNotifiers; |
| QVector<QSocketNotifier *> pendingNotifiers; |
| |
| QTimerInfoList timerList; |
| QAtomicInt interrupt; // bool |
| }; |
| |
| inline QSocketNotifierSetUNIX::QSocketNotifierSetUNIX() noexcept |
| { |
| notifiers[0] = nullptr; |
| notifiers[1] = nullptr; |
| notifiers[2] = nullptr; |
| } |
| |
| inline bool QSocketNotifierSetUNIX::isEmpty() const noexcept |
| { |
| return !notifiers[0] && !notifiers[1] && !notifiers[2]; |
| } |
| |
| inline short QSocketNotifierSetUNIX::events() const noexcept |
| { |
| short result = 0; |
| |
| if (notifiers[0]) |
| result |= POLLIN; |
| |
| if (notifiers[1]) |
| result |= POLLOUT; |
| |
| if (notifiers[2]) |
| result |= POLLPRI; |
| |
| return result; |
| } |
| |
| QT_END_NAMESPACE |
| |
| #endif // QEVENTDISPATCHER_UNIX_P_H |