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C++ QAbstractEventDispatcher::thread方法代码示例

本文整理汇总了C++中QAbstractEventDispatcher::thread方法的典型用法代码示例。如果您正苦于以下问题:C++ QAbstractEventDispatcher::thread方法的具体用法?C++ QAbstractEventDispatcher::thread怎么用?C++ QAbstractEventDispatcher::thread使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在QAbstractEventDispatcher的用法示例。


在下文中一共展示了QAbstractEventDispatcher::thread方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: start

/*!
    \overload

    Starts (or restarts) the timer with a \a msec milliseconds timeout and the
    given \a timerType. See Qt::TimerType for information on the different
    timer types.

    \a obj will receive timer events.

    \sa stop(), isActive(), QObject::timerEvent(), Qt::TimerType
 */
void QBasicTimer::start(int msec, Qt::TimerType timerType, QObject *obj)
{
    QAbstractEventDispatcher *eventDispatcher = QAbstractEventDispatcher::instance();
    if (Q_UNLIKELY(msec < 0)) {
        qWarning("QBasicTimer::start: Timers cannot have negative timeouts");
        return;
    }
    if (Q_UNLIKELY(!eventDispatcher)) {
        qWarning("QBasicTimer::start: QBasicTimer can only be used with threads started with QThread");
        return;
    }
    if (Q_UNLIKELY(obj && obj->thread() != eventDispatcher->thread())) {
        qWarning("QBasicTimer::start: Timers cannot be started from another thread");
        return;
    }
    if (id) {
        if (Q_LIKELY(eventDispatcher->unregisterTimer(id)))
            QAbstractEventDispatcherPrivate::releaseTimerId(id);
        else
            qWarning("QBasicTimer::start: Stopping previous timer failed. Possibly trying to stop from a different thread");
    }
    id = 0;
    if (obj)
        id = eventDispatcher->registerTimer(msec, timerType, obj);
}
开发者ID:venkatarajasekhar,项目名称:Qt,代码行数:36,代码来源:qbasictimer.cpp


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