1 files changed, 130 insertions, 0 deletions
diff --git a/examples/bluetooth/btscanner/device.py b/examples/bluetooth/btscanner/device.py
new file mode 100644
index 000000000..c75f5b8a1
--- /dev/null
+++ b/examples/bluetooth/btscanner/device.py
@@ -0,0 +1,130 @@
+# Copyright (C) 2022 The Qt Company Ltd.
+# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+
+from PySide6.QtCore import QPoint, Qt, Slot
+from PySide6.QtGui import QColor
+from PySide6.QtWidgets import QDialog, QListWidgetItem, QMenu
+from PySide6.QtBluetooth import (QBluetoothAddress, QBluetoothDeviceDiscoveryAgent,
+                                 QBluetoothDeviceInfo, QBluetoothLocalDevice)
+
+from ui_device import Ui_DeviceDiscovery
+from service import ServiceDiscoveryDialog
+
+
+class DeviceDiscoveryDialog(QDialog):
+    def __init__(self, parent=None):
+        super().__init__(parent)
+        self._local_device = QBluetoothLocalDevice()
+        self._ui = Ui_DeviceDiscovery()
+        self._ui.setupUi(self)
+        # In case of multiple Bluetooth adapters it is possible to set adapter
+        # which will be used. Example code:
+        #
+        # address = QBluetoothAddress("XX:XX:XX:XX:XX:XX")
+        # discoveryAgent = QBluetoothDeviceDiscoveryAgent(address)
+
+        self._discovery_agent = QBluetoothDeviceDiscoveryAgent()
+
+        self._ui.scan.clicked.connect(self.start_scan)
+        self._discovery_agent.deviceDiscovered.connect(self.add_device)
+        self._discovery_agent.finished.connect(self.scan_finished)
+        self._ui.list.itemActivated.connect(self.item_activated)
+        self._local_device.hostModeStateChanged.connect(self.host_mode_state_changed)
+
+        self.host_mode_state_changed(self._local_device.hostMode())
+        # add context menu for devices to be able to pair device
+        self._ui.list.setContextMenuPolicy(Qt.CustomContextMenu)
+        self._ui.list.customContextMenuRequested.connect(self.display_pairing_menu)
+        self._local_device.pairingFinished.connect(self.pairing_done)
+
+    @Slot(QBluetoothDeviceInfo)
+    def add_device(self, info):
+        a = info.address().toString()
+        label = f"{a} {info.name()}"
+        items = self._ui.list.findItems(label, Qt.MatchExactly)
+        if not items:
+            item = QListWidgetItem(label)
+            pairing_status = self._local_device.pairingStatus(info.address())
+            if (pairing_status == QBluetoothLocalDevice.Paired
+                    or pairing_status == QBluetoothLocalDevice.AuthorizedPaired):
+                item.setForeground(QColor(Qt.green))
+            else:
+                item.setForeground(QColor(Qt.black))
+            self._ui.list.addItem(item)
+
+    @Slot()
+    def start_scan(self):
+        self._discovery_agent.start()
+        self._ui.scan.setEnabled(False)
+
+    @Slot()
+    def scan_finished(self):
+        self._ui.scan.setEnabled(True)
+
+    @Slot(QListWidgetItem)
+    def item_activated(self, item):
+        text = item.text()
+        index = text.find(' ')
+        if index == -1:
+            return
+
+        address = QBluetoothAddress(text[0:index])
+        name = text[index + 1:]
+
+        d = ServiceDiscoveryDialog(name, address)
+        d.exec()
+
+    @Slot(bool)
+    def on_discoverable_clicked(self, clicked):
+        if clicked:
+            self._local_device.setHostMode(QBluetoothLocalDevice.HostDiscoverable)
+        else:
+            self._local_device.setHostMode(QBluetoothLocalDevice.HostConnectable)
+
+    @Slot(bool)
+    def on_power_clicked(self, clicked):
+        if clicked:
+            self._local_device.powerOn()
+        else:
+            self._local_device.setHostMode(QBluetoothLocalDevice.HostPoweredOff)
+
+    @Slot("QBluetoothLocalDevice::HostMode")
+    def host_mode_state_changed(self, mode):
+        self._ui.power.setChecked(mode != QBluetoothLocalDevice.HostPoweredOff)
+        self._ui.discoverable.setChecked(mode == QBluetoothLocalDevice.HostDiscoverable)
+
+        on = mode != QBluetoothLocalDevice.HostPoweredOff
+        self._ui.scan.setEnabled(on)
+        self._ui.discoverable.setEnabled(on)
+
+    @Slot(QPoint)
+    def display_pairing_menu(self, pos):
+        if self._ui.list.count() == 0:
+            return
+        menu = QMenu(self)
+        pair_action = menu.addAction("Pair")
+        remove_pair_action = menu.addAction("Remove Pairing")
+        chosen_action = menu.exec(self._ui.list.viewport().mapToGlobal(pos))
+        current_item = self._ui.list.currentItem()
+
+        text = current_item.text()
+        index = text.find(' ')
+        if index == -1:
+            return
+
+        address = QBluetoothAddress(text[0:index])
+        if chosen_action == pair_action:
+            self._local_device.requestPairing(address, QBluetoothLocalDevice.Paired)
+        elif chosen_action == remove_pair_action:
+            self._local_device.requestPairing(address, QBluetoothLocalDevice.Unpaired)
+
+    @Slot(QBluetoothAddress, "QBluetoothLocalDevice::Pairing")
+    def pairing_done(self, address, pairing):
+        items = self._ui.list.findItems(address.toString(), Qt.MatchContains)
+
+        color = QColor(Qt.red)
+        if (pairing == QBluetoothLocalDevice.Paired
+                or pairing == QBluetoothLocalDevice.AuthorizedPaired):
+            color = QColor(Qt.green)
+        for item in items:
+            item.setForeground(color)