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++ // Copyright (C) 2017 The Qt Company Ltd.
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
++
++ #include "remoteselector.h"
++ #include "ui_remoteselector.h"
++
++ #include <QBluetoothAddress>
++ #include <QBluetoothLocalDevice>
++ #include <QBluetoothServiceDiscoveryAgent>
++ #include <QBluetoothUuid>
++
++ #include <QGuiApplication>
++ #include <QStyleHints>
++
++ #include <QListWidget>
++
++ using namespace Qt::StringLiterals;
++
++ RemoteSelector::RemoteSelector(const QBluetoothAddress &localAdapter, QWidget *parent)
++ : QDialog(parent), ui(new Ui::RemoteSelector)
++ {
++ ui->setupUi(this);
++ #if defined(Q_OS_ANDROID) || defined(Q_OS_IOS)
++ setWindowState(Qt::WindowMaximized);
++ #endif
++
++ QStyleHints *styleHints = qGuiApp->styleHints();
++ updateIcon(styleHints->colorScheme());
++ connect(styleHints, &QStyleHints::colorSchemeChanged, this, &RemoteSelector::updateIcon);
++
++ //! [createDiscoveryAgent]
++ m_discoveryAgent = new QBluetoothServiceDiscoveryAgent(localAdapter);
++
++ connect(m_discoveryAgent, &QBluetoothServiceDiscoveryAgent::serviceDiscovered,
++ this, &RemoteSelector::serviceDiscovered);
++ connect(m_discoveryAgent, &QBluetoothServiceDiscoveryAgent::finished,
++ this, &RemoteSelector::discoveryFinished);
++ connect(m_discoveryAgent, &QBluetoothServiceDiscoveryAgent::canceled,
++ this, &RemoteSelector::discoveryFinished);
++ //! [createDiscoveryAgent]
++ }
++
++ 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();
++
++ //! [startDiscovery]
++ m_discoveryAgent->setUuidFilter(uuid);
++ m_discoveryAgent->start(QBluetoothServiceDiscoveryAgent::FullDiscovery);
++ //! [startDiscovery]
++ }
++
++ 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
++ const QBluetoothAddress address = serviceInfo.device().address();
++ for (const QBluetoothServiceInfo &info : std::as_const(m_discoveredServices)) {
++ if (info.device().address() == address)
++ return;
++ }
++
++ //! [serviceDiscovered]
++ QString remoteName;
++ if (serviceInfo.device().name().isEmpty())
++ remoteName = 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);
++ //! [serviceDiscovered]
++ }
++
++ void RemoteSelector::discoveryFinished()
++ {
++ ui->status->setText(tr("Select the chat service to connect to."));
++ }
++
++ void RemoteSelector::updateIcon(Qt::ColorScheme scheme)
++ {
++ const QString bluetoothIconName = (scheme == Qt::ColorScheme::Dark) ? u"bluetooth_dark"_s
++ : u"bluetooth"_s;
++ const QIcon bluetoothIcon = QIcon::fromTheme(bluetoothIconName);
++ ui->iconLabel->setPixmap(bluetoothIcon.pixmap(24, 24, QIcon::Normal, QIcon::On));
++ }
++
++ void RemoteSelector::on_remoteDevices_itemActivated(QListWidgetItem *item)
++ {
++ m_service = m_discoveredServices.value(item);
++ if (m_discoveryAgent->isActive())
++ m_discoveryAgent->stop();
++
++ accept();
++ }
++
++ void RemoteSelector::on_remoteDevices_itemClicked(QListWidgetItem *)
++ {
++ ui->connectButton->setEnabled(true);
++ ui->connectButton->setFocus();
++ }
++
++ void RemoteSelector::on_connectButton_clicked()
++ {
++ auto items = ui->remoteDevices->selectedItems();
++ if (items.size()) {
++ QListWidgetItem *item = items[0];
++ m_service = m_discoveredServices.value(item);
++ if (m_discoveryAgent->isActive())
++ m_discoveryAgent->stop();
++
++ accept();
++ }
++ }
++
++ void RemoteSelector::on_cancelButton_clicked()
++ {
++ reject();
++ }