qtimer.h
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上传日期:2022-06-22
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- /****************************************************************************
- **
- ** Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies).
- ** Contact: Qt Software Information (qt-info@nokia.com)
- **
- ** This file is part of the QtCore module of the Qt Toolkit.
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- ** accordance with the Qt Commercial License Agreement provided with the
- ** Software or, alternatively, in accordance with the terms contained in
- ** a written agreement between you and Nokia.
- **
- **
- ** GNU General Public License Usage
- ** Alternatively, this file may be used under the terms of the GNU
- ** General Public License versions 2.0 or 3.0 as published by the Free
- ** Software Foundation and appearing in the file LICENSE.GPL included in
- ** the packaging of this file. Please review the following information
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- #ifndef QTIMER_H
- #define QTIMER_H
- #ifndef QT_NO_QOBJECT
- #include <QtCore/qbasictimer.h> // conceptual inheritance
- #include <QtCore/qobject.h>
- QT_BEGIN_HEADER
- QT_BEGIN_NAMESPACE
- QT_MODULE(Core)
- class Q_CORE_EXPORT QTimer : public QObject
- {
- Q_OBJECT
- Q_PROPERTY(bool singleShot READ isSingleShot WRITE setSingleShot)
- Q_PROPERTY(int interval READ interval WRITE setInterval)
- Q_PROPERTY(bool active READ isActive)
- public:
- explicit QTimer(QObject *parent = 0);
- #ifdef QT3_SUPPORT
- QT3_SUPPORT_CONSTRUCTOR QTimer(QObject *parent, const char *name);
- #endif
- ~QTimer();
- inline bool isActive() const { return id >= 0; }
- int timerId() const { return id; }
- void setInterval(int msec);
- int interval() const { return inter; }
- inline void setSingleShot(bool singleShot);
- inline bool isSingleShot() const { return single; }
- static void singleShot(int msec, QObject *receiver, const char *member);
- public Q_SLOTS:
- void start(int msec);
- void start();
- void stop();
- #ifdef QT3_SUPPORT
- inline QT_MOC_COMPAT void changeInterval(int msec) { start(msec); };
- QT_MOC_COMPAT int start(int msec, bool sshot);
- #endif
- Q_SIGNALS:
- void timeout();
- protected:
- void timerEvent(QTimerEvent *);
- private:
- Q_DISABLE_COPY(QTimer)
- inline int startTimer(int){ return -1;}
- inline void killTimer(int){}
- int id, inter, del;
- uint single : 1;
- uint nulltimer : 1;
- };
- inline void QTimer::setSingleShot(bool asingleShot) { single = asingleShot; }
- QT_END_NAMESPACE
- QT_END_HEADER
- #endif // QT_NO_QOBJECT
- #endif // QTIMER_H