chatserver.cpp Example File

btchat/chatserver.cpp
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#include "chatserver.h" #include <qbluetoothserver.h> #include <qbluetoothsocket.h> #include <qbluetoothlocaldevice.h> static const QLatin1String serviceUuid("e8e10f95-1a70-4b27-9ccf-02010264e9c8"); ChatServer::ChatServer(QObject *parent) : QObject(parent), rfcommServer(0) { } ChatServer::~ChatServer() { stopServer(); } 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::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); } void ChatServer::stopServer() { // Unregister service serviceInfo.unregisterService(); // Close sockets qDeleteAll(clientSockets); // Close server delete rfcommServer; rfcommServer = 0; } void ChatServer::sendMessage(const QString &message) { QByteArray text = message.toUtf8() + '\n'; foreach (QBluetoothSocket *socket, clientSockets) socket->write(text); } void ChatServer::clientConnected() { QBluetoothSocket *socket = rfcommServer->nextPendingConnection(); if (!socket) return; connect(socket, SIGNAL(readyRead()), this, SLOT(readSocket())); connect(socket, SIGNAL(disconnected()), this, SLOT(clientDisconnected())); clientSockets.append(socket); emit clientConnected(socket->peerName()); } void ChatServer::clientDisconnected() { QBluetoothSocket *socket = qobject_cast<QBluetoothSocket *>(sender()); if (!socket) return; emit clientDisconnected(socket->peerName()); clientSockets.removeOne(socket); socket->deleteLater(); } void ChatServer::readSocket() { QBluetoothSocket *socket = qobject_cast<QBluetoothSocket *>(sender()); if (!socket) return; while (socket->canReadLine()) { QByteArray line = socket->readLine().trimmed(); emit messageReceived(socket->peerName(), QString::fromUtf8(line.constData(), line.length())); } }