remoteselector.cpp Example File

btchat/remoteselector.cpp
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#include "remoteselector.h" #include "ui_remoteselector.h" #include <QtBluetooth/qbluetoothlocaldevice.h> #include <QtBluetooth/qbluetoothservicediscoveryagent.h> QT_USE_NAMESPACE RemoteSelector::RemoteSelector(const QBluetoothAddress &localAdapter, QWidget *parent) : QDialog(parent), ui(new Ui::RemoteSelector) { ui->setupUi(this); m_discoveryAgent = new QBluetoothServiceDiscoveryAgent(localAdapter); connect(m_discoveryAgent, SIGNAL(serviceDiscovered(QBluetoothServiceInfo)), this, SLOT(serviceDiscovered(QBluetoothServiceInfo))); connect(m_discoveryAgent, SIGNAL(finished()), this, SLOT(discoveryFinished())); connect(m_discoveryAgent, SIGNAL(canceled()), this, SLOT(discoveryFinished())); } RemoteSelector::~RemoteSelector() { delete ui; delete m_discoveryAgent; } void RemoteSelector::startDiscovery(const QBluetoothUuid &uuid) { ui->status->setText(tr("Scanning...")); if (m_discoveryAgent->isActive()) m_discoveryAgent->stop(); ui->remoteDevices->clear(); m_discoveryAgent->setUuidFilter(uuid); m_discoveryAgent->start(QBluetoothServiceDiscoveryAgent::FullDiscovery); } void RemoteSelector::stopDiscovery() { if (m_discoveryAgent){ m_discoveryAgent->stop(); } } QBluetoothServiceInfo RemoteSelector::service() const { return m_service; } void RemoteSelector::serviceDiscovered(const QBluetoothServiceInfo &serviceInfo) { #if 0 qDebug() << "Discovered service on" << serviceInfo.device().name() << serviceInfo.device().address().toString(); qDebug() << "\tService name:" << serviceInfo.serviceName(); qDebug() << "\tDescription:" << serviceInfo.attribute(QBluetoothServiceInfo::ServiceDescription).toString(); qDebug() << "\tProvider:" << serviceInfo.attribute(QBluetoothServiceInfo::ServiceProvider).toString(); qDebug() << "\tL2CAP protocol service multiplexer:" << serviceInfo.protocolServiceMultiplexer(); qDebug() << "\tRFCOMM server channel:" << serviceInfo.serverChannel(); #endif QMapIterator<QListWidgetItem *, QBluetoothServiceInfo> i(m_discoveredServices); while (i.hasNext()){ i.next(); if (serviceInfo.device().address() == i.value().device().address()){ return; } } QString remoteName; if (serviceInfo.device().name().isEmpty()) remoteName = serviceInfo.device().address().toString(); else remoteName = serviceInfo.device().name(); QListWidgetItem *item = new QListWidgetItem(QString::fromLatin1("%1 %2").arg(remoteName, serviceInfo.serviceName())); m_discoveredServices.insert(item, serviceInfo); ui->remoteDevices->addItem(item); } void RemoteSelector::discoveryFinished() { ui->status->setText(tr("Select the chat service to connect to.")); } void RemoteSelector::on_remoteDevices_itemActivated(QListWidgetItem *item) { qDebug() << "got click" << item->text(); m_service = m_discoveredServices.value(item); if (m_discoveryAgent->isActive()) m_discoveryAgent->stop(); accept(); } void RemoteSelector::on_cancelButton_clicked() { reject(); }