C++ InterfaceList::keys方法代码示例

void NeardHelper::interfacesAdded(const QDBusObjectPath &path, InterfaceList interfaceList)
{
    foreach (const QString &key, interfaceList.keys()) {
        if (key == QStringLiteral("org.neard.Tag")) {
            emit tagFound(path);
            break;
        }
        if (key == QStringLiteral("org.neard.Record")) {
            emit recordFound(path);
            break;
        }
    }
}

void QBluetoothDeviceDiscoveryAgentPrivate::startBluez5()
{
    Q_Q(QBluetoothDeviceDiscoveryAgent);


    bool ok = false;
    const QString adapterPath = findAdapterForAddress(m_adapterAddress, &ok);
    if (!ok || adapterPath.isEmpty()) {
        qCWarning(QT_BT_BLUEZ) << "Cannot find Bluez 5 adapter for device search" << ok;
        lastError = QBluetoothDeviceDiscoveryAgent::InputOutputError;
        errorString = QBluetoothDeviceDiscoveryAgent::tr("Cannot find valid Bluetooth adapter.");
        q->error(lastError);
        return;
    }

    adapterBluez5 = new OrgBluezAdapter1Interface(QStringLiteral("org.bluez"),
                                                  adapterPath,
                                                  QDBusConnection::systemBus());

    if (!adapterBluez5->powered()) {
        qCDebug(QT_BT_BLUEZ) << "Aborting device discovery due to offline Bluetooth Adapter";
        lastError = QBluetoothDeviceDiscoveryAgent::PoweredOffError;
        errorString = QBluetoothDeviceDiscoveryAgent::tr("Device is powered off");
        delete adapterBluez5;
        adapterBluez5 = 0;
        emit q->error(lastError);
        return;
    }


    QtBluezDiscoveryManager::instance()->registerDiscoveryInterest(adapterBluez5->path());
    QObject::connect(QtBluezDiscoveryManager::instance(), SIGNAL(discoveryInterrupted(QString)),
            q, SLOT(_q_discoveryInterrupted(QString)));

    // collect initial set of information
    QDBusPendingReply<ManagedObjectList> reply = managerBluez5->GetManagedObjects();
    reply.waitForFinished();
    if (!reply.isError()) {
        foreach (const QDBusObjectPath &path, reply.value().keys()) {
            const InterfaceList ifaceList = reply.value().value(path);
            foreach (const QString &iface, ifaceList.keys()) {
                if (iface == QStringLiteral("org.bluez.Device1")) {

                    if (path.path().indexOf(adapterBluez5->path()) != 0)
                        continue; //devices whose path doesn't start with same path we skip

                    deviceFoundBluez5(path.path());
                }
            }
        }
    }

QString QBluetoothSocketPrivate::peerName() const
{
    quint64 bdaddr;

    if (socketType == QBluetoothServiceInfo::RfcommProtocol) {
        sockaddr_rc addr;
        socklen_t addrLength = sizeof(addr);

        if (::getpeername(socket, reinterpret_cast<sockaddr *>(&addr), &addrLength) < 0)
            return QString();

        convertAddress(addr.rc_bdaddr.b, bdaddr);
    } else if (socketType == QBluetoothServiceInfo::L2capProtocol) {
        sockaddr_l2 addr;
        socklen_t addrLength = sizeof(addr);

        if (::getpeername(socket, reinterpret_cast<sockaddr *>(&addr), &addrLength) < 0)
            return QString();

        convertAddress(addr.l2_bdaddr.b, bdaddr);
    } else {
        qCWarning(QT_BT_BLUEZ) << "peerName() called on socket of unknown type";
        return QString();
    }

    const QString peerAddress = QBluetoothAddress(bdaddr).toString();
    const QString localAdapter = localAddress().toString();

    if (isBluez5()) {
        OrgFreedesktopDBusObjectManagerInterface manager(QStringLiteral("org.bluez"),
                                                         QStringLiteral("/"),
                                                         QDBusConnection::systemBus());
        QDBusPendingReply<ManagedObjectList> reply = manager.GetManagedObjects();
        reply.waitForFinished();
        if (reply.isError())
            return QString();

        foreach (const QDBusObjectPath &path, reply.value().keys()) {
            const InterfaceList ifaceList = reply.value().value(path);
            foreach (const QString &iface, ifaceList.keys()) {
                if (iface == QStringLiteral("org.bluez.Device1")) {
                    if (ifaceList.value(iface).value(QStringLiteral("Address")).toString()
                            == peerAddress)
                        return ifaceList.value(iface).value(QStringLiteral("Alias")).toString();
                }
            }
        }
        return QString();
    } else {

// TODO We need a constructor that lets us select an adapter
QNearFieldManagerPrivateImpl::QNearFieldManagerPrivateImpl()
    : QNearFieldManagerPrivate(),
      m_neardHelper(NeardHelper::instance())
{
    QDBusPendingReply<ManagedObjectList> reply = m_neardHelper->dbusObjectManager()->GetManagedObjects();
    reply.waitForFinished();
    if (reply.isError()) {
        qCWarning(QT_NFC_NEARD) << "Error getting managed objects";
        return;
    }

    bool found = false;
    foreach (const QDBusObjectPath &path, reply.value().keys()) {
        const InterfaceList ifaceList = reply.value().value(path);
        foreach (const QString &iface, ifaceList.keys()) {
            if (iface == QStringLiteral("org.neard.Adapter")) {
                found = true;
                m_adapterPath = path.path();
                qCDebug(QT_NFC_NEARD) << "org.neard.Adapter found for path" << m_adapterPath;
                break;
            }
        }

        if (found)
            break;
    }

    if (!found) {
        qCWarning(QT_NFC_NEARD) << "no adapter found, neard daemon running?";
    } else {
        connect(m_neardHelper, SIGNAL(tagFound(QDBusObjectPath)),
                this,          SLOT(handleTagFound(QDBusObjectPath)));
        connect(m_neardHelper, SIGNAL(tagRemoved(QDBusObjectPath)),
                this,          SLOT(handleTagRemoved(QDBusObjectPath)));
    }
}