C++ Sequence::append方法代码示例

void QDeclarativeBluetoothService::setRegistered(bool registered)
{
    if (!d->m_componentComplete) {
        return;
    }

    delete d->m_server;
    d->m_server = 0;

    if (!registered) {
        d->m_service->unregisterService();
        emit registeredChanged();
        return;
    }

    d->listen();
    connect(d->m_server, SIGNAL(newConnection()), this, SLOT(new_connection()));


    d->m_service->setAttribute(QBluetoothServiceInfo::ServiceRecordHandle, (uint)0x00010010);

    QBluetoothServiceInfo::Sequence classId;
    classId << QVariant::fromValue(QBluetoothUuid(QBluetoothUuid::SerialPort));
    d->m_service->setAttribute(QBluetoothServiceInfo::ServiceClassIds, classId);

    //qDebug() << "name/uuid" << d->m_name << d->m_uuid << d->m_port;

    d->m_service->setAttribute(QBluetoothServiceInfo::BrowseGroupList,
                             QBluetoothUuid(QBluetoothUuid::PublicBrowseGroup));

    QBluetoothServiceInfo::Sequence protocolDescriptorList;
    QBluetoothServiceInfo::Sequence protocol;

    if (d->m_protocol == L2CapProtocol) {
        protocol << QVariant::fromValue(QBluetoothUuid(QBluetoothUuid::L2cap))
                 << QVariant::fromValue(quint16(d->m_server->serverPort()));
        protocolDescriptorList.append(QVariant::fromValue(protocol));
    }
    else if (d->m_protocol == RfcommProtocol) {
        protocol << QVariant::fromValue(QBluetoothUuid(QBluetoothUuid::Rfcomm))
                 << QVariant::fromValue(quint8(d->m_server->serverPort()));
        protocolDescriptorList.append(QVariant::fromValue(protocol));
    }
    else {
        qWarning() << "No protocol specified for bluetooth service";
    }
    d->m_service->setAttribute(QBluetoothServiceInfo::ProtocolDescriptorList,
                             protocolDescriptorList);

    if (d->m_service->registerService()) {
        emit registeredChanged();
    }
    else {
        qWarning() << "Register service failed";
        //TODO propaget this error to the user
    }
}

void ChatServer::startServer()
{
    if (rfcommServer)
        return;

    //! [Create the server]
    rfcommServer = new QRfcommServer(this);
    connect(rfcommServer, SIGNAL(newConnection()), this, SLOT(clientConnected()));
    rfcommServer->listen();
    //! [Create the server]

    serviceInfo.setAttribute(QBluetoothServiceInfo::ServiceRecordHandle, (uint)0x00010010);

    //! [Class Uuuid must contain at least 1 entry]
    QBluetoothServiceInfo::Sequence classId;
    classId << QVariant::fromValue(QBluetoothUuid(serviceUuid));
    serviceInfo.setAttribute(QBluetoothServiceInfo::ServiceClassIds, classId);
    //! [Class Uuuid must contain at least 1 entry]


    //! [Service name, description and provider]
    serviceInfo.setAttribute(QBluetoothServiceInfo::ServiceName, tr("Bt Chat Server"));
    serviceInfo.setAttribute(QBluetoothServiceInfo::ServiceDescription,
                             tr("Example bluetooth chat server"));
    serviceInfo.setAttribute(QBluetoothServiceInfo::ServiceProvider, tr("Nokia, QtDF"));
    //! [Service name, description and provider]

    //! [Service UUID set]
    serviceInfo.setServiceUuid(QBluetoothUuid(serviceUuid));
    //! [Service UUID set]

    //! [Service Discoverability]
    serviceInfo.setAttribute(QBluetoothServiceInfo::BrowseGroupList,
                             QBluetoothUuid(QBluetoothUuid::PublicBrowseGroup));
    //! [Service Discoverability]

    //! [Protocol descriptor list]
    QBluetoothServiceInfo::Sequence protocolDescriptorList;
    QBluetoothServiceInfo::Sequence protocol;
    protocol << QVariant::fromValue(QBluetoothUuid(QBluetoothUuid::L2cap));
    protocolDescriptorList.append(QVariant::fromValue(protocol));
    protocol.clear();
    protocol << QVariant::fromValue(QBluetoothUuid(QBluetoothUuid::Rfcomm))
             << QVariant::fromValue(quint8(rfcommServer->serverPort()));
    protocolDescriptorList.append(QVariant::fromValue(protocol));
    serviceInfo.setAttribute(QBluetoothServiceInfo::ProtocolDescriptorList,
                             protocolDescriptorList);
    //! [Protocol descriptor list]

    //! [Register service]
    serviceInfo.registerService();
    //! [Register service]
}

void ChatServer::startServer(const QBluetoothAddress& localAdapter)
{
    if (rfcommServer)
        return;

    rfcommServer = new QBluetoothServer(QBluetoothServiceInfo::RfcommProtocol, this);
    connect(rfcommServer, SIGNAL(newConnection()), this, SLOT(clientConnected()));
    bool result = rfcommServer->listen(localAdapter);
    if (!result) {
        qWarning() << "Cannot bind chat server to" << localAdapter.toString();
        return;
    }

    //serviceInfo.setAttribute(QBluetoothServiceInfo::ServiceRecordHandle, (uint)0x00010010);

    QBluetoothServiceInfo::Sequence classId;

    classId << QVariant::fromValue(QBluetoothUuid(QBluetoothUuid::SerialPort));
    serviceInfo.setAttribute(QBluetoothServiceInfo::BluetoothProfileDescriptorList,
                             classId);

    classId.prepend(QVariant::fromValue(QBluetoothUuid(serviceUuid)));

    serviceInfo.setAttribute(QBluetoothServiceInfo::ServiceClassIds, classId);
    serviceInfo.setAttribute(QBluetoothServiceInfo::BluetoothProfileDescriptorList,classId);

    serviceInfo.setAttribute(QBluetoothServiceInfo::ServiceName, tr("Bt Chat Server"));
    serviceInfo.setAttribute(QBluetoothServiceInfo::ServiceDescription,
                             tr("Example bluetooth chat server"));
    serviceInfo.setAttribute(QBluetoothServiceInfo::ServiceProvider, tr("qt-project.org"));

    serviceInfo.setServiceUuid(QBluetoothUuid(serviceUuid));

    QBluetoothServiceInfo::Sequence publicBrowse;
    publicBrowse << QVariant::fromValue(QBluetoothUuid(QBluetoothUuid::PublicBrowseGroup));
    serviceInfo.setAttribute(QBluetoothServiceInfo::BrowseGroupList,
                             publicBrowse);

    QBluetoothServiceInfo::Sequence protocolDescriptorList;
    QBluetoothServiceInfo::Sequence protocol;
    protocol << QVariant::fromValue(QBluetoothUuid(QBluetoothUuid::L2cap));
    protocolDescriptorList.append(QVariant::fromValue(protocol));
    protocol.clear();
    protocol << QVariant::fromValue(QBluetoothUuid(QBluetoothUuid::Rfcomm))
             << QVariant::fromValue(quint8(rfcommServer->serverPort()));
    protocolDescriptorList.append(QVariant::fromValue(protocol));
    serviceInfo.setAttribute(QBluetoothServiceInfo::ProtocolDescriptorList,
                             protocolDescriptorList);

    serviceInfo.registerService(localAdapter);
}

/**
 * @brief startServer
 * @param _localAdapter
 */
void server_unit::startServer( const QBluetoothAddress &_localAdapter ) {
    if( mRfcommServer ) {
        return;
    }

   // Create the server
    mRfcommServer = new QBluetoothServer( QBluetoothServiceInfo::RfcommProtocol, this );
    this->connect( mRfcommServer, SIGNAL(newConnection()),
                   this, SLOT(clientConnected_slot()) );
    bool result = mRfcommServer->listen( _localAdapter );
    if( !result ) {
        emit dbgMsg_signal("[SU] Cannot bind RFCOMM server to local adapter \n");
    }


    // Set service info
    mServiceInfo.setAttribute(QBluetoothServiceInfo::ServiceName, tr("Crichton Server"));
    mServiceInfo.setAttribute(QBluetoothServiceInfo::ServiceDescription, tr("Control machine service"));
    mServiceInfo.setAttribute(QBluetoothServiceInfo::ServiceProvider, tr("golems.org"));
    QBluetoothServiceInfo::Sequence publicBrowse;
    publicBrowse << QVariant::fromValue(QBluetoothUuid(QBluetoothUuid::PublicBrowseGroup));
    mServiceInfo.setAttribute(QBluetoothServiceInfo::BrowseGroupList, publicBrowse);

    QBluetoothServiceInfo::Sequence classId;

    classId << QVariant::fromValue(QBluetoothUuid(QBluetoothUuid::SerialPort));
    mServiceInfo.setAttribute(QBluetoothServiceInfo::BluetoothProfileDescriptorList,
                             classId);

    classId.prepend(QVariant::fromValue(QBluetoothUuid(serviceUuid)));

    mServiceInfo.setAttribute(QBluetoothServiceInfo::ServiceClassIds, classId);
    mServiceInfo.setAttribute(QBluetoothServiceInfo::BluetoothProfileDescriptorList,classId);

    mServiceInfo.setServiceUuid(QBluetoothUuid(serviceUuid));


    QBluetoothServiceInfo::Sequence protocolDescriptorList;
    QBluetoothServiceInfo::Sequence protocol;
    protocol << QVariant::fromValue(QBluetoothUuid(QBluetoothUuid::L2cap));
    protocolDescriptorList.append(QVariant::fromValue(protocol));
    protocol.clear();
    protocol << QVariant::fromValue(QBluetoothUuid(QBluetoothUuid::Rfcomm))
             << QVariant::fromValue(quint8(mRfcommServer->serverPort()));
    protocolDescriptorList.append(QVariant::fromValue(protocol));
    mServiceInfo.setAttribute(QBluetoothServiceInfo::ProtocolDescriptorList,
                             protocolDescriptorList);

    mServiceInfo.registerService( _localAdapter );

}

void QBluetoothServiceDiscoveryAgentPrivate::EndListL()
{
    if (m_stack.size() > 1) {
        // finished a sequence or alternative add it to the parent sequence or alternative
        QVariant var = m_stack.pop();
        if (m_stack.top().canConvert<QBluetoothServiceInfo::Sequence>()) {
            QBluetoothServiceInfo::Sequence *sequence = static_cast<QBluetoothServiceInfo::Sequence *>(m_stack.top().data());
            sequence->append(var);
        } else if (m_stack.top().canConvert<QBluetoothServiceInfo::Alternative>()) {
            QBluetoothServiceInfo::Alternative *alternative = static_cast<QBluetoothServiceInfo::Alternative *>(m_stack.top().data());
            alternative->append(var);
        } else {
            qWarning("Unknown type in the QVariant, should be either a QBluetoothServiceInfo::Sequence or an QBluetoothServiceInfo::Alternative");
        }
    }
}

void Tennis::nearFieldHandover()
{
    qDebug() << "Connecting to NFC provided address" << m_handover->bluetoothAddress().toString();

    QBluetoothDeviceInfo device = QBluetoothDeviceInfo(m_handover->bluetoothAddress(), QString(),
                                                       QBluetoothDeviceInfo::ComputerDevice);

    QBluetoothServiceInfo service;
    service.setServiceUuid(QBluetoothUuid(serviceUuid));
    service.setDevice(device);

    QBluetoothServiceInfo::Sequence protocolDescriptorList;
    QBluetoothServiceInfo::Sequence protocol;
    protocol << QVariant::fromValue(QBluetoothUuid(QBluetoothUuid::L2cap))
             << QVariant::fromValue(m_handover->serverPort());
    protocolDescriptorList.append(QVariant::fromValue(protocol));
    service.setAttribute(QBluetoothServiceInfo::ProtocolDescriptorList,
                         protocolDescriptorList);

    client->startClient(service);
    board->setStatus(tr("Connecting: %1 %2").arg(m_handover->bluetoothAddress().toString()).arg(m_handover->serverPort()), 100, 25);
}

/*!
  Creates the RFCOMM server and starts to listen for the incoming connections.
  Returns true if the server was started successfully, false otherwise.
*/
bool BluetoothServer::startServer()
{
    qDebug() << "Bluetoothserver::startServer(): =>";

    if (mServiceUuid == 0) {
        qDebug() << "BluetoothServer::startServer(): No service information set!";
        return false;
    }

    if (mRfcommServer) {
        qDebug() << "BluetoothServer::startServer(): Already started!";
        return false;
    }

    mSockets.clear();
    mLastErrorString = "";

    Common::resetBuffer();

    qDebug() << "Bluetoothserver::startServer(): Creating a server";
    // Create the server
    mRfcommServer = new QRfcommServer(this);
    connect(mRfcommServer, SIGNAL(newConnection()), this, SLOT(onNewConnection()));
    qDebug() << "Bluetoothserver::startServer(): Server created";

#ifdef Q_WS_HARMATTAN
    if (!mRfcommServer->listen(QBluetoothAddress(), 11))
#else
    if (!mRfcommServer->listen())
#endif
    {
        qDebug() << "BluetoothServer::startServer():"
                 << "Error: mRfcommServer is not listening!";
        delete mRfcommServer;
        mRfcommServer = 0;
        return false;
    }

    qDebug() << "BluetoothServer::startServer(): Server is using port"
             << mRfcommServer->serverPort();

    mServiceInfo.setAttribute(QBluetoothServiceInfo::ServiceRecordHandle, (uint)0x00010010);

#if !defined(Q_WS_SIMULATOR) && !defined(DISABLE_BLUETOOTH)
    // Class Uuuid must contain at least one entry
    QBluetoothServiceInfo::Sequence classId;
    classId << QVariant::fromValue(QBluetoothUuid(mServiceUuid));
    mServiceInfo.setAttribute(QBluetoothServiceInfo::ServiceClassIds, classId);
#endif

    mServiceInfo.setServiceAvailability(1);

    qDebug() << "BluetoothServer::startServer(): Using service info:"
             << mServiceInfo.attribute(QBluetoothServiceInfo::ServiceName).toString()
             << mServiceInfo.attribute(QBluetoothServiceInfo::ServiceProvider).toString();

    // Set the Service UUID set
    mServiceInfo.setServiceUuid(QBluetoothUuid(mServiceUuid));

    // Set service discoverability
    mServiceInfo.setAttribute(QBluetoothServiceInfo::BrowseGroupList,
                              QBluetoothUuid(QBluetoothUuid::PublicBrowseGroup));

#if !defined(Q_WS_SIMULATOR) && !defined(DISABLE_BLUETOOTH)
    // Protocol descriptor list
    QBluetoothServiceInfo::Sequence protocolDescriptorList;
    QBluetoothServiceInfo::Sequence protocol;

    protocol.clear();
    protocol << QVariant::fromValue(QBluetoothUuid(QBluetoothUuid::Rfcomm))
             << QVariant::fromValue(quint8(mRfcommServer->serverPort()));
    protocolDescriptorList.append(QVariant::fromValue(protocol));

    mServiceInfo.setAttribute(QBluetoothServiceInfo::ProtocolDescriptorList,
                              protocolDescriptorList);
#endif

    // Register the service
    if (mServiceInfo.registerService()) {
        qDebug() << "BluetoothServer::startServer():"
                 << "Service registered. Waiting for clients to connect.";
    }
    else {
        qDebug() << "BluetoothServer::startServer():"
                 << "Failed to register the service!";
        delete mRfcommServer;
        mRfcommServer = 0;
        return false;
    }


    qDebug() << "Bluetoothserver::startServer(): <=";


    return true;
}

void QDeclarativeBluetoothService::setRegistered(bool registered)
{

    d->m_needsRegistration = registered;

    if(!d->m_componentComplete){
        return;
    }

    if(!registered) {
        if(!d->m_service)
            return;
        d->m_service->unregisterService();
        emit registeredChanged();
    }

    if(!d->m_service){
        d->m_service = new QBluetoothServiceInfo();
    }


    delete d->m_listen;
    d->m_listen = 0;

    d->listen();
    connect(d->m_listen, SIGNAL(newConnection()), this, SLOT(new_connection()));


    d->m_service->setAttribute(QBluetoothServiceInfo::ServiceRecordHandle, (uint)0x00010010);

//    QBluetoothServiceInfo::Sequence classId;
////    classId << QVariant::fromVhttp://theunderstatement.com/alue(QBluetoothUuid(serviceUuid));
//    classId << QVariant::fromValue(QBluetoothUuid(QBluetoothUuid::SerialPort));
//    d->m_service->setAttribute(QBluetoothServiceInfo::ServiceClassIds, classId);

    d->m_service->setAttribute(QBluetoothServiceInfo::ServiceName, d->m_name);
    d->m_service->setAttribute(QBluetoothServiceInfo::ServiceDescription,
                             d->m_description);

    d->m_service->setServiceUuid(QBluetoothUuid(d->m_uuid));

    qDebug() << "name/uuid" << d->m_name << d->m_uuid << d->m_port;

    d->m_service->setAttribute(QBluetoothServiceInfo::BrowseGroupList,
                             QBluetoothUuid(QBluetoothUuid::PublicBrowseGroup));

    QBluetoothServiceInfo::Sequence protocolDescriptorList;
    QBluetoothServiceInfo::Sequence protocol;

    qDebug() << "Port" << d->m_port;

    if(d->m_protocol == "l2cap"){
        protocol << QVariant::fromValue(QBluetoothUuid(QBluetoothUuid::L2cap))
                 << QVariant::fromValue(quint16(d->m_port));
        protocolDescriptorList.append(QVariant::fromValue(protocol));
    }
    else if(d->m_protocol == "rfcomm"){
        protocol << QVariant::fromValue(QBluetoothUuid(QBluetoothUuid::Rfcomm))
                 << QVariant::fromValue(quint8(d->m_port));
        protocolDescriptorList.append(QVariant::fromValue(protocol));
    }
    else {
        qWarning() << "No protocol specified for bluetooth service";
    }
    d->m_service->setAttribute(QBluetoothServiceInfo::ProtocolDescriptorList,
                             protocolDescriptorList);

    if(d->m_service->registerService()) {
        qDebug() << "registered";
        emit registeredChanged();
    }
    else {
        qDebug() << "Failed";
    }
}

void tst_QBluetoothServiceInfo::tst_assignment()
{
    QFETCH(QUuid, uuid);
    QFETCH(QBluetoothUuid::ProtocolUuid, protocolUuid);
    QFETCH(QBluetoothServiceInfo::Protocol, serviceInfoProtocol);

    const QString serviceName("My Service");
    const QBluetoothDeviceInfo deviceInfo(QBluetoothAddress("001122334455"), "Test Device", 0);

    QBluetoothServiceInfo serviceInfo;
    serviceInfo.setServiceName(serviceName);
    serviceInfo.setDevice(deviceInfo);

    QVERIFY(serviceInfo.isValid());

    {
        QBluetoothServiceInfo copyInfo = serviceInfo;

        QVERIFY(copyInfo.isValid());

        QCOMPARE(copyInfo.serviceName(), serviceName);
        QCOMPARE(copyInfo.device().address(), deviceInfo.address());
    }

    {
        QBluetoothServiceInfo copyInfo;

        QVERIFY(!copyInfo.isValid());

        copyInfo = serviceInfo;

        QVERIFY(copyInfo.isValid());

        QCOMPARE(copyInfo.serviceName(), serviceName);
        QCOMPARE(copyInfo.device().address(), deviceInfo.address());
    }

    {
        QBluetoothServiceInfo copyInfo1;
        QBluetoothServiceInfo copyInfo2;

        QVERIFY(!copyInfo1.isValid());
        QVERIFY(!copyInfo2.isValid());

        copyInfo1 = copyInfo2 = serviceInfo;

        QVERIFY(copyInfo1.isValid());
        QVERIFY(copyInfo2.isValid());

        QCOMPARE(copyInfo1.serviceName(), serviceName);
        QCOMPARE(copyInfo2.serviceName(), serviceName);
        QCOMPARE(copyInfo1.device().address(), deviceInfo.address());
        QCOMPARE(copyInfo2.device().address(), deviceInfo.address());
    }

    {
        QBluetoothServiceInfo copyInfo;
        QVERIFY(!copyInfo.isValid());
        copyInfo = serviceInfo;

        copyInfo.setAttribute(QBluetoothServiceInfo::ProtocolDescriptorList, uuid);
        QVERIFY(copyInfo.contains(QBluetoothServiceInfo::ProtocolDescriptorList));
        QVERIFY(copyInfo.isComplete());
        QVERIFY(copyInfo.attributes().count() > 0);

        copyInfo.removeAttribute(QBluetoothServiceInfo::ProtocolDescriptorList);
        QVERIFY(!copyInfo.contains(QBluetoothServiceInfo::ProtocolDescriptorList));
        QVERIFY(!copyInfo.isComplete());
    }

    {
        QBluetoothServiceInfo copyInfo;
        QVERIFY(!copyInfo.isValid());
        copyInfo = serviceInfo;

        QVERIFY(copyInfo.serverChannel() == -1);
        QVERIFY(copyInfo.protocolServiceMultiplexer() == -1);

        QBluetoothServiceInfo::Sequence protocolDescriptorList;
        QBluetoothServiceInfo::Sequence protocol;
        protocol << QVariant::fromValue(QBluetoothUuid(protocolUuid));
        protocolDescriptorList.append(QVariant::fromValue(protocol));
        protocol.clear();

        protocolDescriptorList.append(QVariant::fromValue(protocol));
        copyInfo.setAttribute(QBluetoothServiceInfo::ProtocolDescriptorList,
                                 protocolDescriptorList);
        QVERIFY(copyInfo.serverChannel() == -1);
        QVERIFY(copyInfo.protocolServiceMultiplexer() != -1);
        QVERIFY(copyInfo.socketProtocol() == serviceInfoProtocol);
    }

    {
        QBluetoothServiceInfo copyInfo;
        QVERIFY(!copyInfo.isValid());
        copyInfo = serviceInfo;
        QVERIFY(!copyInfo.isRegistered());

        QVERIFY(copyInfo.registerService());
        QVERIFY(copyInfo.isRegistered());
//.........这里部分代码省略.........

void QBluetoothServiceDiscoveryAgentPrivate::VisitAttributeValueL(CSdpAttrValue &aValue, TSdpElementType aType)
{
  qDebug() << "VisitAttributeValueL";
    QVariant var;
    TUint datasize = aValue.DataSize();
    
    switch (aType) {
    case ETypeNil:
        break;
    case ETypeUint:
        if (datasize == 8) {
            TUint64 value;
            aValue.Uint64(value);
            var = QVariant::fromValue(value);
        } else
            var = QVariant::fromValue(aValue.Uint());
        break;
    case ETypeInt:
            var = QVariant::fromValue(aValue.Int());
        break;
    case ETypeUUID: {
        TPtrC8 shortForm(aValue.UUID().ShortestForm());
        if (shortForm.Size() == 2) {
            QBluetoothUuid uuid(ntohs(*reinterpret_cast<const quint16 *>(shortForm.Ptr())));
            var = QVariant::fromValue(uuid);
        } else if (shortForm.Size() == 4) {
            QBluetoothUuid uuid(ntohl(*reinterpret_cast<const quint32 *>(shortForm.Ptr())));
            var = QVariant::fromValue(uuid);
        } else if (shortForm.Size() == 16) {
            QBluetoothUuid uuid(*reinterpret_cast<const quint128 *>(shortForm.Ptr()));
            var = QVariant::fromValue(uuid);
        }
        break;
    }
    case ETypeString: {
        TPtrC8 stringBuffer = aValue.Des();
        var = QVariant::fromValue(QString::fromLocal8Bit(reinterpret_cast<const char *>(stringBuffer.Ptr()), stringBuffer.Size()));
        break;
    }
    case ETypeBoolean:
        var = QVariant::fromValue(static_cast<bool>(aValue.Bool()));
        break;
    case ETypeDES:
        m_stack.push(QVariant::fromValue(QBluetoothServiceInfo::Sequence()));
        break;
    case ETypeDEA:
        m_stack.push(QVariant::fromValue(QBluetoothServiceInfo::Alternative()));
        break;
    case ETypeURL: {
        TPtrC8 stringBuffer = aValue.Des();
        var = QVariant::fromValue(QUrl(QString::fromLocal8Bit(reinterpret_cast<const char *>(stringBuffer.Ptr()), stringBuffer.Size())));
        break;
    }
    case ETypeEncoded:
        qWarning() << "Don't know how to handle encoded type.";
        break;
    default:
        qWarning() << "Don't know how to handle type" << aType;
    }

    if (aType != ETypeDES && aType != ETypeDEA) {
        if (m_stack.size() == 0) {
            // single value attribute, just push onto stack
            m_stack.push(var);
        } else if (m_stack.size() >= 1) {
            // sequence or alternate attribute, add non-DES -DEA values to DES or DEA
            if (m_stack.top().canConvert<QBluetoothServiceInfo::Sequence>()) {
                QBluetoothServiceInfo::Sequence *sequence = static_cast<QBluetoothServiceInfo::Sequence *>(m_stack.top().data());
                sequence->append(var);
            } else if (m_stack.top().canConvert<QBluetoothServiceInfo::Alternative>()) {
                QBluetoothServiceInfo::Alternative *alternative = static_cast<QBluetoothServiceInfo::Alternative *>(m_stack.top().data());
                alternative->append(var);
            } else {
                qWarning("Unknown type in the QVariant, should be either a QBluetoothServiceInfo::Sequence or an QBluetoothServiceInfo::Alternative");
            }
        }
    }
}

void QBluetoothServiceDiscoveryAgentPrivate::populateDiscoveredServices(const QBluetoothDeviceInfo &remoteDevice, const QList<QBluetoothUuid> &uuids)
{
    /* Android doesn't provide decent SDP data. A list of uuids is close to meaning-less
     *
     * The following approach is chosen:
     * - If we see an SPP service class and we see
     * one or more custom uuids we match them up. Such services will always be SPP services.
     * - If we see a custom uuid but no SPP uuid then we return
     * BluetoothServiceInfo instance with just a servuceUuid (no service class set)
     * - Any other service uuid will stand on its own.
     * */

    Q_Q(QBluetoothServiceDiscoveryAgent);

    //find SPP and custom uuid
    QBluetoothUuid uuid;
    int sppIndex = -1;
    QVector<int> customUuids;

    for (int i = 0; i < uuids.count(); i++) {
        uuid = uuids.at(i);

        if (uuid.isNull())
            continue;

        //check for SPP protocol
        bool ok = false;
        quint16 uuid16 = uuid.toUInt16(&ok);
        if (ok && uuid16 == QBluetoothUuid::SerialPort)
            sppIndex = i;

        //check for custom uuid
        if (uuid.minimumSize() == 16)
            customUuids.append(i);
    }

    for (int i = 0; i < uuids.count(); i++) {
        if (i == sppIndex && !customUuids.isEmpty())
            continue;

        QBluetoothServiceInfo serviceInfo;
        serviceInfo.setDevice(remoteDevice);

        QBluetoothServiceInfo::Sequence protocolDescriptorList;
        {
            QBluetoothServiceInfo::Sequence protocol;
            protocol << QVariant::fromValue(QBluetoothUuid(QBluetoothUuid::L2cap));
            protocolDescriptorList.append(QVariant::fromValue(protocol));
        }

        if (customUuids.contains(i) && sppIndex > -1) {
            //we have a custom uuid of service class type SPP

            //set rfcomm protocol
            QBluetoothServiceInfo::Sequence protocol;
            protocol << QVariant::fromValue(QBluetoothUuid(QBluetoothUuid::Rfcomm))
                     << QVariant::fromValue(0);
            protocolDescriptorList.append(QVariant::fromValue(protocol));

            //set SPP service class uuid
            QBluetoothServiceInfo::Sequence classId;
            classId << QVariant::fromValue(QBluetoothUuid(QBluetoothUuid::SerialPort));
            serviceInfo.setAttribute(QBluetoothServiceInfo::BluetoothProfileDescriptorList,
                                     classId);
            classId.prepend(QVariant::fromValue(uuids.at(i)));
            serviceInfo.setAttribute(QBluetoothServiceInfo::ServiceClassIds, classId);

            serviceInfo.setServiceName(QBluetoothServiceDiscoveryAgent::tr("Serial Port Profile"));
            serviceInfo.setServiceUuid(uuids.at(i));
        } else if (sppIndex == i && customUuids.isEmpty()) {
            //set rfcomm protocol
            QBluetoothServiceInfo::Sequence protocol;
            protocol << QVariant::fromValue(QBluetoothUuid(QBluetoothUuid::Rfcomm))
                     << QVariant::fromValue(0);
            protocolDescriptorList.append(QVariant::fromValue(protocol));

            QBluetoothServiceInfo::Sequence classId;
            classId << QVariant::fromValue(QBluetoothUuid(QBluetoothUuid::SerialPort));
            serviceInfo.setAttribute(QBluetoothServiceInfo::BluetoothProfileDescriptorList,
                                     classId);

            //also we need to set the custom uuid to the SPP uuid
            //otherwise QBluetoothSocket::connectToService() would fail due to a missing service uuid
            serviceInfo.setServiceUuid(uuids.at(i));
        } else if (customUuids.contains(i)) {
            //custom uuid but no serial port
            serviceInfo.setServiceUuid(uuids.at(i));
        }

        //Check if the UUID is in the uuidFilter
        if (!uuidFilter.isEmpty() && !uuidFilter.contains(serviceInfo.serviceUuid()))
            continue;

        serviceInfo.setAttribute(QBluetoothServiceInfo::ProtocolDescriptorList, protocolDescriptorList);
        serviceInfo.setAttribute(QBluetoothServiceInfo::BrowseGroupList,
                                 QBluetoothUuid(QBluetoothUuid::PublicBrowseGroup));

        if (!customUuids.contains(i)) {
            //if we don't have custom uuid use it as class id as well
            QBluetoothServiceInfo::Sequence classId;
//.........这里部分代码省略.........

int main(int argc, char *argv[])
{
    QCoreApplication app(argc, argv);    
    RfCommClient client;
    QBluetoothLocalDevice localDevice;
    MyThread mythread;
    
    QObject::connect(&client, SIGNAL(done()), &app, SLOT(quit()));

    QString address;
    QString port;
    QStringList args = QCoreApplication::arguments();
    
    if(args.length() >= 2){
        address = args.at(1);
        if(args.length() >= 3){
            port = args.at(2);
        }
    }

       // use previous value for client, stored earlier
//    if(address.isEmpty()){
//        QSettings settings("QtDF", "bttennis");
//        address = settings.value("lastclient").toString();
//    }

    // hard-code address and port number if not provided
    if(address.isEmpty()){
        address = "6C:9B:02:0C:91:D3";  // "J C7-2"
        port = QString("20");
    }
            
    if(!address.isEmpty()){
        qDebug() << "Connecting to" << address << port;
        QBluetoothDeviceInfo device = QBluetoothDeviceInfo(QBluetoothAddress(address), "", 
                QBluetoothDeviceInfo::MiscellaneousDevice);
        QBluetoothServiceInfo service;
        if (!port.isEmpty()) {
            QBluetoothServiceInfo::Sequence protocolDescriptorList;
            QBluetoothServiceInfo::Sequence protocol;
            protocol << QVariant::fromValue(QBluetoothUuid(QBluetoothUuid::Rfcomm))
                     << QVariant::fromValue(port.toUShort());
            protocolDescriptorList.append(QVariant::fromValue(protocol));
            service.setAttribute(QBluetoothServiceInfo::ProtocolDescriptorList,
                                 protocolDescriptorList);
            qDebug() << "port" << port.toUShort() << service.protocolServiceMultiplexer();
        }
        else {
            service.setServiceUuid(QBluetoothUuid(serviceUuid));
        }
        service.setDevice(device);
        // delay so that server is in waiting state
        qDebug() << "Starting sleep";
        mythread.sleep(10);  // seconds
        qDebug() << "Finished sleeping";
        client.startClient(service);
    } else {
        qDebug() << "failed because address and/or port is missing " << address << port;
    }

    
    return app.exec();
}

int Main::buttonClicked() {
    QList<QBluetoothHostInfo> localAdapters = QBluetoothLocalDevice::allDevices();
    printf("%s - localAdapters.count=%d\n", __func__, localAdapters.count());
    for(int i = 0; i < localAdapters.size(); i++) {
        qDebug() <<  __func__ << " - adapter: " <<  i <<
            " " << localAdapters[i].name().toUtf8().constData() <<
            " " << localAdapters[i].address().toString();
    }

    if (localAdapters.size() < 1) {
        qDebug() << __func__ << " no bluetooth found";
        return -1;
    }


    QBluetoothLocalDevice adapter(localAdapters.at(0).address());
    adapter.setHostMode(QBluetoothLocalDevice::HostDiscoverable);

    QBluetoothServer *rfcommServer = new QBluetoothServer(QBluetoothServiceInfo::RfcommProtocol, NULL);
    connect(rfcommServer, SIGNAL(newConnection()), this, SLOT(clientConnected()));

    QBluetoothAddress actualAddress = localAdapters[0].address();
    printf("%s - QBluetoothServer - starting to listen at %s\n", __func__,
           actualAddress.toString().toUtf8().constData());
    bool result = rfcommServer->listen(actualAddress);
    if (!result) {
        qDebug() <<  __func__ << "-" << result;
        return -1;
    }

    //! [Get local device name]
    QString localName = QBluetoothLocalDevice().name();
    qDebug() << "local device name" << localName;

    //result = serviceInfo.registerService(/*actualAddress*/);

#pragma region Attributes
    serviceInfo.setAttribute(QBluetoothServiceInfo::ServiceRecordHandle, (uint)0x00010010);

    //! [Class Uuuid must contain at least 1 entry]
    QBluetoothServiceInfo::Sequence classId;

    classId << QVariant::fromValue(QBluetoothUuid(QBluetoothUuid::SerialPort));
    serviceInfo.setAttribute(QBluetoothServiceInfo::BluetoothProfileDescriptorList,
                             classId);

    printf("%s - done %d\n", __func__, 1);

    classId.prepend(QVariant::fromValue(QBluetoothUuid(serviceUuid)));

    serviceInfo.setAttribute(QBluetoothServiceInfo::ServiceClassIds, classId);
    serviceInfo.setAttribute(QBluetoothServiceInfo::BluetoothProfileDescriptorList,classId);
    //! [Class Uuuid must contain at least 1 entry]


    printf("%s - done %d\n", __func__, 2);
    //! [Service name, description and provider]
    serviceInfo.setAttribute(QBluetoothServiceInfo::ServiceName, tr("Bt Chat Server"));
    serviceInfo.setAttribute(QBluetoothServiceInfo::ServiceDescription,
                             tr("Example bluetooth chat server"));
    serviceInfo.setAttribute(QBluetoothServiceInfo::ServiceProvider, tr("qt-project.org"));
    //! [Service name, description and provider]

    //! [Service UUID set]
    serviceInfo.setServiceUuid(QBluetoothUuid(serviceUuid));
    //! [Service UUID set]


    printf("%s - done %d\n", __func__, 3);
    //! [Service Discoverability]
    QBluetoothServiceInfo::Sequence publicBrowse;
    publicBrowse << QVariant::fromValue(QBluetoothUuid(QBluetoothUuid::PublicBrowseGroup));
    serviceInfo.setAttribute(QBluetoothServiceInfo::BrowseGroupList,
                             publicBrowse);
    //! [Service Discoverability]

    printf("%s - done %d\n", __func__, 4);
    //! [Protocol descriptor list]
    QBluetoothServiceInfo::Sequence protocolDescriptorList;
    QBluetoothServiceInfo::Sequence protocol;
    protocol << QVariant::fromValue(QBluetoothUuid(QBluetoothUuid::L2cap));
    protocolDescriptorList.append(QVariant::fromValue(protocol));
    protocol.clear();
    protocol << QVariant::fromValue(QBluetoothUuid(QBluetoothUuid::Rfcomm))
             << QVariant::fromValue(quint8(rfcommServer->serverPort()));
    protocolDescriptorList.append(QVariant::fromValue(protocol));
    serviceInfo.setAttribute(QBluetoothServiceInfo::ProtocolDescriptorList,
                             protocolDescriptorList);
    //! [Protocol descriptor list]

    printf("%s - done %d\n", __func__, 5);
    //! [Register service]
    result = serviceInfo.registerService(actualAddress);
    if (!result) {
        printf("%s - registering with SDP failed\n", __func__);
        return -1;
    }
    //! [Register service]
#pragma endregion

//.........这里部分代码省略.........

//.........这里部分代码省略.........
        QCOMPARE(copyInfo1.device().address(), deviceInfo.address());
        QCOMPARE(copyInfo2.device().address(), deviceInfo.address());
    }

    {
        QBluetoothServiceInfo copyInfo;
        QVERIFY(!copyInfo.isValid());
        QVERIFY(!copyInfo.isRegistered());
        QVERIFY(!copyInfo.isComplete());
        copyInfo = serviceInfo;
        QVERIFY(copyInfo.contains(QBluetoothServiceInfo::ServiceName));

        copyInfo.setAttribute(QBluetoothServiceInfo::ProtocolDescriptorList, QBluetoothUuid(uuid));
        QVERIFY(copyInfo.contains(QBluetoothServiceInfo::ProtocolDescriptorList));
        QVERIFY(copyInfo.isComplete());
        QVERIFY(copyInfo.attributes().count() > 0);

        copyInfo.removeAttribute(QBluetoothServiceInfo::ProtocolDescriptorList);
        QVERIFY(!copyInfo.contains(QBluetoothServiceInfo::ProtocolDescriptorList));
        QVERIFY(!copyInfo.isComplete());
    }

    {
        QBluetoothServiceInfo copyInfo;
        QVERIFY(!copyInfo.isValid());
        copyInfo = serviceInfo;

        QVERIFY(copyInfo.serverChannel() == -1);
        QVERIFY(copyInfo.protocolServiceMultiplexer() == -1);

        QBluetoothServiceInfo::Sequence protocolDescriptorList;
        QBluetoothServiceInfo::Sequence protocol;
        protocol << QVariant::fromValue(QBluetoothUuid(protocolUuid));
        protocolDescriptorList.append(QVariant::fromValue(protocol));
        protocol.clear();

        protocolDescriptorList.append(QVariant::fromValue(protocol));
        copyInfo.setAttribute(QBluetoothServiceInfo::ProtocolDescriptorList,
                                 protocolDescriptorList);
        if (serviceInfoProtocol == QBluetoothServiceInfo::L2capProtocol) {
            QVERIFY(copyInfo.serverChannel() == -1);
            QVERIFY(copyInfo.protocolServiceMultiplexer() != -1);
        } else if (serviceInfoProtocol == QBluetoothServiceInfo::RfcommProtocol) {
            QVERIFY(copyInfo.serverChannel() != -1);
            QVERIFY(copyInfo.protocolServiceMultiplexer() == -1);
        }

        QVERIFY(copyInfo.socketProtocol() == serviceInfoProtocol);
    }

    {
        QBluetoothServiceInfo copyInfo;

        QVERIFY(!copyInfo.isValid());
        copyInfo = serviceInfo;
        copyInfo.setServiceUuid(QBluetoothUuid::SerialPort);
        QVERIFY(!copyInfo.isRegistered());

        if (!QBluetoothLocalDevice::allDevices().count()) {
            QSKIP("Skipping test due to missing Bluetooth device");
        } else if (protocolSupported) {
            QBluetoothServer server(serviceInfoProtocol);
            QVERIFY(server.listen());
            QTRY_VERIFY_WITH_TIMEOUT(server.isListening(), 5000);
            QVERIFY(server.serverPort() > 0);

//.........这里部分代码省略.........

    paddle_pos = (Board::Height-12)/2-Board::Paddle/2;
    endPaddlePos = paddle_pos;

    emit moveLeftPaddle(paddle_pos);
    board->setRightPaddle(paddle_pos);

    server = new TennisServer(this);

    connect(controller, SIGNAL(moveBall(int,int)), server, SLOT(moveBall(int,int)));
    connect(controller, SIGNAL(score(int,int)), server, SLOT(score(int,int)));
    connect(this, SIGNAL(moveLeftPaddle(int)), server, SLOT(moveLeftPaddle(int)));
    connect(server, SIGNAL(clientConnected(QString)), this, SLOT(serverConnected(QString)));
    connect(server, SIGNAL(clientDisconnected(QString)), this, SLOT(serverDisconnected()));
    connect(server, SIGNAL(moveRightPaddle(int)), board, SLOT(setRightPaddle(int)));
    connect(server, SIGNAL(lag(int)), this, SLOT(lagReport(int)));

    connect(server, SIGNAL(clientConnected(QString)), controller, SLOT(refresh()));

    server->startServer();

    client = new TennisClient(this);

    connect(client, SIGNAL(moveBall(int,int)), board, SLOT(setBall(int,int)));
    connect(client, SIGNAL(moveLeftPaddle(int)), board, SLOT(setLeftPaddle(int)));
    connect(client, SIGNAL(connected(QString)), this, SLOT(clientConnected(QString)));
    connect(client, SIGNAL(disconnected()), this, SLOT(clientDisconnected()));
    connect(this, SIGNAL(moveRightPaddle(int)), client, SLOT(moveRightPaddle(int)));
    connect(client, SIGNAL(score(int,int)), board, SLOT(setScore(int,int)));
    connect(client, SIGNAL(lag(int)), this, SLOT(lagReport(int)));

    connect(this, SIGNAL(moveLeftPaddle(int)), controller, SLOT(moveLeftPaddle(int)));
    connect(this, SIGNAL(moveRightPaddle(int)), controller, SLOT(moveRightPaddle(int)));
    connect(server, SIGNAL(moveRightPaddle(int)), controller, SLOT(moveRightPaddle(int)));


//    ui->pongView->setBackgroundBrush(QBrush(Qt::white));
    ui->pongView->setCacheMode(QGraphicsView::CacheBackground);

    QNearFieldManager nearFieldManager;
    if (nearFieldManager.isAvailable()) {
        m_handover = new Handover(server->serverPort(), this);
        connect(m_handover, SIGNAL(bluetoothServiceChanged()), this, SLOT(nearFieldHandover()));

        connect(m_discoveryAgent, SIGNAL(serviceDiscovered(QBluetoothServiceInfo)),
                this, SLOT(serviceDiscovered(QBluetoothServiceInfo)));
        connect(m_discoveryAgent, SIGNAL(finished()), this, SLOT(discoveryFinished()));
    }


    m_discoveryAgent->setUuidFilter(QBluetoothUuid(serviceUuid));


    QString address;
    QString port;
    QStringList args = QCoreApplication::arguments();
    if(args.length() >= 2){
        address = args.at(1);
        if(args.length() >= 3){
            port = args.at(2);
        }
    }

    if(address.isEmpty()){
        QSettings settings("QtDF", "bttennis");
        address = settings.value("lastclient").toString();
    }

    if(!address.isEmpty()){
        qDebug() << "Connect to" << address << port;
        QBluetoothDeviceInfo device = QBluetoothDeviceInfo(QBluetoothAddress(address), "", QBluetoothDeviceInfo::ComputerDevice);
        QBluetoothServiceInfo service;
        if (!port.isEmpty()) {
            QBluetoothServiceInfo::Sequence protocolDescriptorList;
            QBluetoothServiceInfo::Sequence protocol;
            protocol << QVariant::fromValue(QBluetoothUuid(QBluetoothUuid::L2cap))
                     << QVariant::fromValue(port.toUShort());
            protocolDescriptorList.append(QVariant::fromValue(protocol));
            service.setAttribute(QBluetoothServiceInfo::ProtocolDescriptorList,
                                 protocolDescriptorList);
            qDebug() << "port" << port.toUShort() << service.protocolServiceMultiplexer();
        }
        else {
            service.setServiceUuid(QBluetoothUuid(serviceUuid));
        }
        service.setDevice(device);
        client->startClient(service);
        board->setStatus("Connecting", 100, 25);
    } else if (nearFieldManager.isAvailable()) {
        board->setStatus(tr("Touch to play"), 100, 25);
    }

    setEnabled(true);

    paddleAnimation = new QPropertyAnimation(this, "paddlePos", this);
    paddleAnimation->setEasingCurve(QEasingCurve::InOutQuad);

    ui->pongView->installEventFilter(this);

}