remoteselector.cpp Example File

btfiletransfer/remoteselector.cpp
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#include "remoteselector.h" #include "ui_remoteselector.h" #include <qbluetoothdeviceinfo.h> #include <qbluetoothaddress.h> #include <qbluetoothtransferrequest.h> #include <qbluetoothtransferreply.h> #include <qbluetoothlocaldevice.h> #include <QMovie> #include <QMessageBox> #include <QFileDialog> #include <QCheckBox> #include "progress.h" #include "pindisplay.h" QT_USE_NAMESPACE RemoteSelector::RemoteSelector(QWidget *parent) : QDialog(parent), ui(new Ui::RemoteSelector), m_localDevice(new QBluetoothLocalDevice), m_pindisplay(0), m_pairingError(false) { ui->setupUi(this); //Using default Bluetooth adapter QBluetoothAddress adapterAddress = m_localDevice->address(); /* * In case of multiple Bluetooth adapters it is possible to * set which adapter will be used by providing MAC Address. * Example code: * * QBluetoothAddress adapterAddress("XX:XX:XX:XX:XX:XX"); * m_discoveryAgent = new QBluetoothServiceDiscoveryAgent(adapterAddress); */ m_discoveryAgent = new QBluetoothServiceDiscoveryAgent(adapterAddress); 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())); ui->remoteDevices->setColumnWidth(3, 75); ui->remoteDevices->setColumnWidth(4, 100); connect(m_localDevice, SIGNAL(pairingDisplayPinCode(QBluetoothAddress,QString)), this, SLOT(displayPin(QBluetoothAddress,QString))); connect(m_localDevice, SIGNAL(pairingDisplayConfirmation(QBluetoothAddress,QString)), this, SLOT(displayConfirmation(QBluetoothAddress,QString))); connect(m_localDevice, SIGNAL(pairingFinished(QBluetoothAddress,QBluetoothLocalDevice::Pairing)), this, SLOT(pairingFinished(QBluetoothAddress,QBluetoothLocalDevice::Pairing))); connect(m_localDevice, SIGNAL(error(QBluetoothLocalDevice::Error)), this, SLOT(pairingError(QBluetoothLocalDevice::Error))); ui->busyWidget->setMovie(new QMovie(":/icons/busy.gif")); ui->busyWidget->movie()->start(); ui->pairingBusy->setMovie(new QMovie(":/icons/pairing.gif")); ui->pairingBusy->hide(); ui->remoteDevices->clearContents(); ui->remoteDevices->setRowCount(0); } RemoteSelector::~RemoteSelector() { delete ui; delete m_discoveryAgent; delete m_localDevice; } void RemoteSelector::startDiscovery(const QBluetoothUuid &uuid) { ui->stopButton->setDisabled(false); if (m_discoveryAgent->isActive()) m_discoveryAgent->stop(); m_discoveryAgent->setUuidFilter(uuid); m_discoveryAgent->start(); if (!m_discoveryAgent->isActive() || m_discoveryAgent->error() != QBluetoothServiceDiscoveryAgent::NoError) { ui->status->setText(tr("Cannot find remote services.")); } else { ui->status->setText(tr("Scanning...")); ui->busyWidget->show(); ui->busyWidget->movie()->start(); } } 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 QString remoteName; if (serviceInfo.device().name().isEmpty()) remoteName = serviceInfo.device().address().toString(); else remoteName = serviceInfo.device().name(); // QListWidgetItem *item = // new QListWidgetItem(QString::fromLatin1("%1\t%2\t%3").arg(serviceInfo.device().address().toString(), // serviceInfo.device().name(), serviceInfo.serviceName())); QMutableMapIterator<int, QBluetoothServiceInfo> i(m_discoveredServices); while (i.hasNext()){ i.next(); if (serviceInfo.device().address() == i.value().device().address()){ i.setValue(serviceInfo); return; } } int row = ui->remoteDevices->rowCount(); ui->remoteDevices->insertRow(row); QTableWidgetItem *item = new QTableWidgetItem(serviceInfo.device().address().toString()); ui->remoteDevices->setItem(row, 0, item); item = new QTableWidgetItem(serviceInfo.device().name()); ui->remoteDevices->setItem(row, 1, item); item = new QTableWidgetItem(serviceInfo.serviceName()); ui->remoteDevices->setItem(row, 2, item); QBluetoothLocalDevice::Pairing p; p = m_localDevice->pairingStatus(serviceInfo.device().address()); ui->remoteDevices->blockSignals(true); item = new QTableWidgetItem(); if ((p&QBluetoothLocalDevice::Paired) || (p&QBluetoothLocalDevice::AuthorizedPaired)) item->setCheckState(Qt::Checked); else item->setCheckState(Qt::Unchecked); ui->remoteDevices->setItem(row, 3, item); item = new QTableWidgetItem(); if (p&QBluetoothLocalDevice::AuthorizedPaired) item->setCheckState(Qt::Checked); else item->setCheckState(Qt::Unchecked); ui->remoteDevices->setItem(row, 4, item); ui->remoteDevices->blockSignals(false); m_discoveredServices.insert(row, serviceInfo); } void RemoteSelector::discoveryFinished() { ui->status->setText(tr("Select the device to send to.")); ui->stopButton->setDisabled(true); ui->busyWidget->movie()->stop(); ui->busyWidget->hide(); } void RemoteSelector::startDiscovery() { startDiscovery(QBluetoothUuid(QBluetoothUuid::ObexObjectPush)); } void RemoteSelector::on_refreshPB_clicked() { startDiscovery(); ui->stopButton->setDisabled(false); } void RemoteSelector::on_fileSelectPB_clicked() { ui->fileName->setText(QFileDialog::getOpenFileName()); if (m_service.isValid()) ui->sendButton->setDisabled(false); } void RemoteSelector::on_sendButton_clicked() { QBluetoothTransferManager mgr; QBluetoothTransferRequest req(m_service.device().address()); m_file = new QFile(ui->fileName->text()); Progress *p = new Progress; p->setStatus("Sending to: " + m_service.device().name(), "Waiting for start"); p->show(); QBluetoothTransferReply *reply = mgr.put(req, m_file); //mgr is default parent //ensure that mgr doesn't take reply down when leaving scope reply->setParent(this); if (reply->error()){ qDebug() << "Failed to send file"; p->finished(reply); reply->deleteLater(); return; } connect(reply, SIGNAL(transferProgress(qint64,qint64)), p, SLOT(uploadProgress(qint64,qint64))); connect(reply, SIGNAL(finished(QBluetoothTransferReply*)), p, SLOT(finished(QBluetoothTransferReply*))); connect(p, SIGNAL(rejected()), reply, SLOT(abort())); } void RemoteSelector::on_stopButton_clicked() { m_discoveryAgent->stop(); } QString RemoteSelector::addressToName(const QBluetoothAddress &address) { QMapIterator<int, QBluetoothServiceInfo> i(m_discoveredServices); while (i.hasNext()){ i.next(); if (i.value().device().address() == address) return i.value().device().name(); } return address.toString(); } void RemoteSelector::displayPin(const QBluetoothAddress &address, QString pin) { if (m_pindisplay) m_pindisplay->deleteLater(); m_pindisplay = new pinDisplay(QString("Enter pairing pin on: %1").arg(addressToName(address)), pin, this); m_pindisplay->show(); } void RemoteSelector::displayConfirmation(const QBluetoothAddress &address, QString pin) { Q_UNUSED(address); if (m_pindisplay) m_pindisplay->deleteLater(); m_pindisplay = new pinDisplay(QString("Confirm this pin is the same"), pin, this); connect(m_pindisplay, SIGNAL(accepted()), this, SLOT(displayConfAccepted())); connect(m_pindisplay, SIGNAL(rejected()), this, SLOT(displayConfReject())); m_pindisplay->setOkCancel(); m_pindisplay->show(); } void RemoteSelector::displayConfAccepted() { m_localDevice->pairingConfirmation(true); } void RemoteSelector::displayConfReject() { m_localDevice->pairingConfirmation(false); } void RemoteSelector::pairingFinished(const QBluetoothAddress &address, QBluetoothLocalDevice::Pairing status) { QBluetoothServiceInfo service; int row = 0; ui->pairingBusy->hide(); ui->pairingBusy->movie()->stop(); ui->remoteDevices->blockSignals(true); for (int i = 0; i < m_discoveredServices.count(); i++){ if (m_discoveredServices.value(i).device().address() == address){ service = m_discoveredServices.value(i); row = i; break; } } if (m_pindisplay) delete m_pindisplay; QMessageBox msgBox; if (m_pairingError) { msgBox.setText("Pairing failed with " + address.toString()); } else if (status == QBluetoothLocalDevice::Paired || status == QBluetoothLocalDevice::AuthorizedPaired) { msgBox.setText("Paired successfully with " + address.toString()); } else { msgBox.setText("Pairing released with " + address.toString()); } if (service.isValid()){ if (status == QBluetoothLocalDevice::AuthorizedPaired){ ui->remoteDevices->item(row, 3)->setCheckState(Qt::Checked); ui->remoteDevices->item(row, 4)->setCheckState(Qt::Checked); } else if (status == QBluetoothLocalDevice::Paired){ ui->remoteDevices->item(row, 3)->setCheckState(Qt::Checked); ui->remoteDevices->item(row, 4)->setCheckState(Qt::Unchecked); } else { ui->remoteDevices->item(row, 3)->setCheckState(Qt::Unchecked); ui->remoteDevices->item(row, 4)->setCheckState(Qt::Unchecked); } } m_pairingError = false; msgBox.exec(); ui->remoteDevices->blockSignals(false); } void RemoteSelector::pairingError(QBluetoothLocalDevice::Error error) { if (error != QBluetoothLocalDevice::PairingError) return; m_pairingError = true; pairingFinished(m_service.device().address(), QBluetoothLocalDevice::Unpaired); } void RemoteSelector::on_remoteDevices_cellClicked(int row, int column) { Q_UNUSED(column); m_service = m_discoveredServices.value(row); if (!ui->fileName->text().isEmpty()) { ui->sendButton->setDisabled(false); } } void RemoteSelector::on_remoteDevices_itemChanged(QTableWidgetItem* item) { int row = item->row(); int column = item->column(); m_service = m_discoveredServices.value(row); if (column < 3) return; if (item->checkState() == Qt::Unchecked && column == 3){ m_localDevice->requestPairing(m_service.device().address(), QBluetoothLocalDevice::Unpaired); return; // don't continue and start movie } else if ((item->checkState() == Qt::Checked && column == 3) || (item->checkState() == Qt::Unchecked && column == 4)){ m_localDevice->requestPairing(m_service.device().address(), QBluetoothLocalDevice::Paired); ui->remoteDevices->blockSignals(true); ui->remoteDevices->item(row, column)->setCheckState(Qt::PartiallyChecked); ui->remoteDevices->blockSignals(false); } else if (item->checkState() == Qt::Checked && column == 4){ m_localDevice->requestPairing(m_service.device().address(), QBluetoothLocalDevice::AuthorizedPaired); ui->remoteDevices->blockSignals(true); ui->remoteDevices->item(row, column)->setCheckState(Qt::PartiallyChecked); ui->remoteDevices->blockSignals(false); } ui->pairingBusy->show(); ui->pairingBusy->movie()->start(); }

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