src/corelib/kernel/qabstracteventdispatcher.h
changeset 0 1918ee327afb
child 4 3b1da2848fc7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/corelib/kernel/qabstracteventdispatcher.h	Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,107 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtCore module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QABSTRACTEVENTDISPATCHER_H
+#define QABSTRACTEVENTDISPATCHER_H
+
+#include <QtCore/qobject.h>
+#include <QtCore/qeventloop.h>
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(Core)
+
+class QAbstractEventDispatcherPrivate;
+class QSocketNotifier;
+template <typename T1, typename T2> struct QPair;
+
+class Q_CORE_EXPORT QAbstractEventDispatcher : public QObject
+{
+    Q_OBJECT
+    Q_DECLARE_PRIVATE(QAbstractEventDispatcher)
+
+public:
+    typedef QPair<int, int> TimerInfo;
+
+    explicit QAbstractEventDispatcher(QObject *parent = 0);
+    ~QAbstractEventDispatcher();
+
+    static QAbstractEventDispatcher *instance(QThread *thread = 0);
+
+    virtual bool processEvents(QEventLoop::ProcessEventsFlags flags) = 0;
+    virtual bool hasPendingEvents() = 0;
+
+    virtual void registerSocketNotifier(QSocketNotifier *notifier) = 0;
+    virtual void unregisterSocketNotifier(QSocketNotifier *notifier) = 0;
+
+    int registerTimer(int interval, QObject *object);
+    virtual void registerTimer(int timerId, int interval, QObject *object) = 0;
+    virtual bool unregisterTimer(int timerId) = 0;
+    virtual bool unregisterTimers(QObject *object) = 0;
+    virtual QList<TimerInfo> registeredTimers(QObject *object) const = 0;
+
+    virtual void wakeUp() = 0;
+    virtual void interrupt() = 0;
+    virtual void flush() = 0;
+
+    virtual void startingUp();
+    virtual void closingDown();
+
+    typedef bool(*EventFilter)(void *message);
+    EventFilter setEventFilter(EventFilter filter);
+    bool filterEvent(void *message);
+
+Q_SIGNALS:
+    void aboutToBlock();
+    void awake();
+
+protected:
+    QAbstractEventDispatcher(QAbstractEventDispatcherPrivate &,
+                             QObject *parent);
+};
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif // QABSTRACTEVENTDISPATCHER_H