qeventloop.h

来自「qt-x11-opensource-src-4.1.4.tar.gz源码」· C头文件 代码 · 共 76 行

/****************************************************************************
**
** Copyright (C) 1992-2006 Trolltech ASA. All rights reserved.
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** This file is part of the QtCore module of the Qt Toolkit.
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#ifndef QEVENTLOOP_H
#define QEVENTLOOP_H

#include <QtCore/qobject.h>

QT_BEGIN_HEADER

QT_MODULE(Core)

class QEventLoopPrivate;

class Q_CORE_EXPORT QEventLoop : public QObject
{
    Q_OBJECT
    Q_DECLARE_PRIVATE(QEventLoop)

public:
    explicit QEventLoop(QObject *parent = 0);
    ~QEventLoop();

    enum ProcessEventsFlag {
        AllEvents = 0x00,
        ExcludeUserInputEvents = 0x01,
        ExcludeSocketNotifiers = 0x02,
        WaitForMoreEvents = 0x04,
#ifdef QT3_SUPPORT
        ExcludeUserInput = ExcludeUserInputEvents,
        WaitForMore = WaitForMoreEvents,
#endif
	X11ExcludeTimers = 0x08,
	DeferredDeletion = 0x10
    };
    Q_DECLARE_FLAGS(ProcessEventsFlags, ProcessEventsFlag)

    bool processEvents(ProcessEventsFlags flags = AllEvents);
    void processEvents(ProcessEventsFlags flags, int maximumTime);

    int exec(ProcessEventsFlags flags = AllEvents);
    void exit(int returnCode = 0);
    bool isRunning() const;

    void wakeUp();

public Q_SLOTS:
    void quit();
};

Q_DECLARE_OPERATORS_FOR_FLAGS(QEventLoop::ProcessEventsFlags)

QT_END_HEADER

#endif // QEVENTLOOP_H