Esempio n. 1
0
QT_BEGIN_NAMESPACE

void QLocalServerPrivate::init()
{
    Q_Q(QLocalServer);
    q->connect(&tcpServer, SIGNAL(newConnection()), SLOT(_q_onNewConnection()));
}
void QLocalServerPrivate::waitForNewConnection(int msecs, bool *timedOut)
{
    Q_Q(QLocalServer);
    if (!pendingConnections.isEmpty() || !q->isListening())
        return;

    DWORD result = WaitForSingleObject(eventHandle, (msecs == -1) ? INFINITE : msecs);
    if (result == WAIT_TIMEOUT) {
        if (timedOut)
            *timedOut = true;
    } else {
        _q_onNewConnection();
    }
}
bool QLocalServerPrivate::listen(const QString &name)
{
    Q_Q(QLocalServer);

    QString pipePath = QLatin1String("\\\\.\\pipe\\");
    if (name.startsWith(pipePath))
        fullServerName = name;
    else
        fullServerName = pipePath + name;

    // Use only one event for all listeners of one socket.
    // The idea is that listener events are rare, so polling all listeners once in a while is
    // cheap compared to waiting for N additional events in each iteration of the main loop.
    eventHandle = CreateEvent(NULL, TRUE, FALSE, NULL);
    connectionEventNotifier = new QWinEventNotifier(eventHandle , q);
    q->connect(connectionEventNotifier, SIGNAL(activated(HANDLE)), q, SLOT(_q_onNewConnection()));

    for (int i = 0; i < SYSTEM_MAX_PENDING_SOCKETS; ++i)
        if (!addListener())
            return false;
    return true;
}