Qt 4.8
qabstracteventdispatcher.h
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41 
42 #ifndef QABSTRACTEVENTDISPATCHER_H
43 #define QABSTRACTEVENTDISPATCHER_H
44 
45 #include <QtCore/qobject.h>
46 #include <QtCore/qeventloop.h>
47 
49 
51 
52 QT_MODULE(Core)
53 
55 class QSocketNotifier;
56 template <typename T1, typename T2> struct QPair;
57 
59 {
60  Q_OBJECT
62 
63 public:
65 
66  explicit QAbstractEventDispatcher(QObject *parent = 0);
68 
69  static QAbstractEventDispatcher *instance(QThread *thread = 0);
70 
71  virtual bool processEvents(QEventLoop::ProcessEventsFlags flags) = 0;
72  virtual bool hasPendingEvents() = 0;
73 
74  virtual void registerSocketNotifier(QSocketNotifier *notifier) = 0;
75  virtual void unregisterSocketNotifier(QSocketNotifier *notifier) = 0;
76 
77  int registerTimer(int interval, QObject *object);
78  virtual void registerTimer(int timerId, int interval, QObject *object) = 0;
79  virtual bool unregisterTimer(int timerId) = 0;
80  virtual bool unregisterTimers(QObject *object) = 0;
81  virtual QList<TimerInfo> registeredTimers(QObject *object) const = 0;
82 
83  virtual void wakeUp() = 0;
84  virtual void interrupt() = 0;
85  virtual void flush() = 0;
86 
87  virtual void startingUp();
88  virtual void closingDown();
89 
90  typedef bool(*EventFilter)(void *message);
91  EventFilter setEventFilter(EventFilter filter);
92  bool filterEvent(void *message);
93 
94 Q_SIGNALS:
95  void aboutToBlock();
96  void awake();
97 
98 protected:
100  QObject *parent);
101 };
102 
104 
106 
107 #endif // QABSTRACTEVENTDISPATCHER_H
#define QT_END_NAMESPACE
This macro expands to.
Definition: qglobal.h:90
#define QT_MODULE(x)
Definition: qglobal.h:2783
#define QT_BEGIN_HEADER
Definition: qglobal.h:136
QPair< int, int > TimerInfo
Typedef for QPair<int, int>.
The QObject class is the base class of all Qt objects.
Definition: qobject.h:111
#define Q_SIGNALS
Definition: qobjectdefs.h:72
The QSocketNotifier class provides support for monitoring activity on a file descriptor.
#define QT_BEGIN_NAMESPACE
This macro expands to.
Definition: qglobal.h:89
#define Q_OBJECT
Definition: qobjectdefs.h:157
#define Q_CORE_EXPORT
Definition: qglobal.h:1449
QFuture< void > filter(Sequence &sequence, FilterFunction filterFunction)
Q_CORE_EXPORT QTextStream & flush(QTextStream &s)
#define Q_DECLARE_PRIVATE(Class)
Definition: qglobal.h:2467
#define QT_END_HEADER
Definition: qglobal.h:137
The QThread class provides a platform-independent way to manage threads.
Definition: qthread.h:59
The QAbstractEventDispatcher class provides an interface to manage Qt&#39;s event queue.
The QList class is a template class that provides lists.
Definition: qdatastream.h:62