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| ** |
| ** Copyright (C) 2015 The Qt Company Ltd. |
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| |
| #ifndef QEVENTDISPATCHER_WIN_P_H |
| #define QEVENTDISPATCHER_WIN_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/qt_windows.h" |
| #include "QtCore/qhash.h" |
| |
| #include "qabstracteventdispatcher_p.h" |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QWinEventNotifier; |
| class QEventDispatcherWin32Private; |
| |
| // forward declaration |
| LRESULT QT_WIN_CALLBACK qt_internal_proc(HWND hwnd, UINT message, WPARAM wp, LPARAM lp); |
| int qt_msectime(); |
| |
| class Q_CORE_EXPORT QEventDispatcherWin32 : public QAbstractEventDispatcher |
| { |
| Q_OBJECT |
| Q_DECLARE_PRIVATE(QEventDispatcherWin32) |
| |
| protected: |
| void createInternalHwnd(); |
| void installMessageHook(); |
| void uninstallMessageHook(); |
| |
| public: |
| explicit QEventDispatcherWin32(QObject *parent = 0); |
| ~QEventDispatcherWin32(); |
| |
| bool QT_ENSURE_STACK_ALIGNED_FOR_SSE processEvents(QEventLoop::ProcessEventsFlags flags); |
| bool hasPendingEvents(); |
| |
| void registerSocketNotifier(QSocketNotifier *notifier); |
| void unregisterSocketNotifier(QSocketNotifier *notifier); |
| |
| void registerTimer(int timerId, int interval, Qt::TimerType timerType, QObject *object); |
| bool unregisterTimer(int timerId); |
| bool unregisterTimers(QObject *object); |
| QList<TimerInfo> registeredTimers(QObject *object) const; |
| |
| bool registerEventNotifier(QWinEventNotifier *notifier); |
| void unregisterEventNotifier(QWinEventNotifier *notifier); |
| void activateEventNotifiers(); |
| |
| int remainingTime(int timerId); |
| |
| void wakeUp(); |
| void interrupt(); |
| void flush(); |
| |
| void startingUp(); |
| void closingDown(); |
| |
| bool event(QEvent *e); |
| |
| protected: |
| QEventDispatcherWin32(QEventDispatcherWin32Private &dd, QObject *parent = 0); |
| virtual void sendPostedEvents(); |
| |
| private: |
| friend LRESULT QT_WIN_CALLBACK qt_internal_proc(HWND hwnd, UINT message, WPARAM wp, LPARAM lp); |
| friend LRESULT QT_WIN_CALLBACK qt_GetMessageHook(int, WPARAM, LPARAM); |
| }; |
| |
| struct QSockNot { |
| QSocketNotifier *obj; |
| int fd; |
| }; |
| typedef QHash<int, QSockNot *> QSNDict; |
| |
| struct WinTimerInfo { // internal timer info |
| QObject *dispatcher; |
| int timerId; |
| int interval; |
| Qt::TimerType timerType; |
| quint64 timeout; // - when to actually fire |
| QObject *obj; // - object to receive events |
| bool inTimerEvent; |
| int fastTimerId; |
| }; |
| |
| class QZeroTimerEvent : public QTimerEvent |
| { |
| public: |
| explicit inline QZeroTimerEvent(int timerId) |
| : QTimerEvent(timerId) |
| { t = QEvent::ZeroTimerEvent; } |
| }; |
| |
| typedef QList<WinTimerInfo*> WinTimerVec; // vector of TimerInfo structs |
| typedef QHash<int, WinTimerInfo*> WinTimerDict; // fast dict of timers |
| |
| class Q_CORE_EXPORT QEventDispatcherWin32Private : public QAbstractEventDispatcherPrivate |
| { |
| Q_DECLARE_PUBLIC(QEventDispatcherWin32) |
| public: |
| QEventDispatcherWin32Private(); |
| ~QEventDispatcherWin32Private(); |
| |
| DWORD threadId; |
| |
| bool interrupt; |
| bool closingDown; |
| |
| // internal window handle used for socketnotifiers/timers/etc |
| HWND internalHwnd; |
| HHOOK getMessageHook; |
| |
| // for controlling when to send posted events |
| QAtomicInt serialNumber; |
| int lastSerialNumber, sendPostedEventsWindowsTimerId; |
| QAtomicInt wakeUps; |
| |
| // timers |
| WinTimerVec timerVec; |
| WinTimerDict timerDict; |
| void registerTimer(WinTimerInfo *t); |
| void unregisterTimer(WinTimerInfo *t); |
| void sendTimerEvent(int timerId); |
| |
| // socket notifiers |
| QSNDict sn_read; |
| QSNDict sn_write; |
| QSNDict sn_except; |
| void doWsaAsyncSelect(int socket); |
| |
| QList<QWinEventNotifier *> winEventNotifierList; |
| void activateEventNotifier(QWinEventNotifier * wen); |
| |
| QList<MSG> queuedUserInputEvents; |
| QList<MSG> queuedSocketEvents; |
| }; |
| |
| QT_END_NAMESPACE |
| |
| #endif // QEVENTDISPATCHER_WIN_P_H |