python wifi manager

system/ui/lib/keyboard.py

@@ -0,0 +1,104 @@
+import pyray as rl
+from openpilot.system.ui.lib.button import gui_button
+from openpilot.system.ui.lib.label import gui_label
+
+# Constants for special keys
+BACKSPACE_KEY = "<-"
+ENTER_KEY = "Enter"
+SPACE_KEY = "  "
+SHIFT_KEY = "↑"
+SHIFT_DOWN_KEY = "↓"
+NUMERIC_KEY = "123"
+SYMBOL_KEY = "#+="
+ABC_KEY = "ABC"
+
+# Define keyboard layouts as a dictionary for easier access
+keyboard_layouts = {
+  "lowercase": [
+    ["q", "w", "e", "r", "t", "y", "u", "i", "o", "p"],
+    ["a", "s", "d", "f", "g", "h", "j", "k", "l"],
+    [SHIFT_KEY, "z", "x", "c", "v", "b", "n", "m", BACKSPACE_KEY],
+    [NUMERIC_KEY, "/", "-", SPACE_KEY, ".", ENTER_KEY],
+  ],
+  "uppercase": [
+    ["Q", "W", "E", "R", "T", "Y", "U", "I", "O", "P"],
+    ["A", "S", "D", "F", "G", "H", "J", "K", "L"],
+    [SHIFT_DOWN_KEY, "Z", "X", "C", "V", "B", "N", "M", BACKSPACE_KEY],
+    [NUMERIC_KEY, "/", "-", SPACE_KEY, ".", ENTER_KEY],
+  ],
+  "numbers": [
+    ["1", "2", "3", "4", "5", "6", "7", "8", "9", "0"],
+    ["-", "/", ":", ";", "(", ")", "$", "&", "@", "\""],
+    [SYMBOL_KEY, ".", ",", "?", "!", "`", BACKSPACE_KEY],
+    [ABC_KEY, SPACE_KEY, ".", ENTER_KEY],
+  ],
+  "specials": [
+    ["[", "]", "{", "}", "#", "%", "^", "*", "+", "="],
+    ["_", "\\", "|", "~", "<", ">", "€", "£", "¥", "•"],
+    [NUMERIC_KEY, ".", ",", "?", "!", "'", BACKSPACE_KEY],
+    [ABC_KEY, SPACE_KEY, ".", ENTER_KEY],
+  ],
+}
+
+
+class Keyboard:
+  def __init__(self, max_text_size: int = 255):
+    self._layout = keyboard_layouts["lowercase"]
+    self._input_text = ""
+    self._max_text_size = max_text_size
+
+  @property
+  def text(self) -> str:
+    return self._input_text
+
+  def clear(self):
+    self._input_text = ""
+
+  def render(self, rect, title, sub_title):
+    gui_label((rect.x, rect.y, rect.width, 95), title, 90)
+    gui_label((rect.x, rect.y + 95, rect.width, 60), sub_title, 55, rl.GRAY)
+    if gui_button(rl.Rectangle(rect.x + rect.width - 300, rect.y, 300, 100), "Cancel"):
+      return -1
+
+    # Text box for input
+    rl.gui_text_box(rl.Rectangle(rect.x, rect.y + 160, rect.width, 100), self._input_text, self._max_text_size, True)
+
+    h_space, v_space = 15, 15
+    row_y_start = rect.y + 300  # Starting Y position for the first row
+    key_height = (rect.height - 300 - 3 * v_space) / 4
+    key_max_width = (rect.width - (len(self._layout[2]) - 1) * h_space) / len(self._layout[2])
+
+    # Iterate over the rows of keys in the current layout
+    for row, keys in enumerate(self._layout):
+      key_width = min((rect.width - (180 if row == 1 else 0) - h_space * (len(keys) - 1)) / len(keys), key_max_width)
+      start_x = rect.x + (90 if row == 1 else 0)
+
+      for i, key in enumerate(keys):
+        if i > 0:
+          start_x += h_space
+
+        new_width = (key_width * 3 + h_space * 2) if key == SPACE_KEY else (key_width * 2 + h_space if key == ENTER_KEY else key_width)
+        key_rect = rl.Rectangle(start_x, row_y_start + row * (key_height + v_space), new_width, key_height)
+        start_x += new_width
+
+        if gui_button(key_rect, key):
+          if key == ENTER_KEY:
+            return 1
+          else:
+            self.handle_key_press(key)
+
+    return 0
+
+  def handle_key_press(self, key):
+    if key in (SHIFT_DOWN_KEY, ABC_KEY):
+      self._layout = keyboard_layouts["lowercase"]
+    elif key == SHIFT_KEY:
+      self._layout = keyboard_layouts["uppercase"]
+    elif key == NUMERIC_KEY:
+      self._layout = keyboard_layouts["numbers"]
+    elif key == SYMBOL_KEY:
+      self._layout = keyboard_layouts["specials"]
+    elif key == BACKSPACE_KEY and len(self._input_text) > 0:
+      self._input_text = self._input_text[:-1]
+    elif key != BACKSPACE_KEY and len(self._input_text) < self._max_text_size:
+      self._input_text += key

system/ui/lib/wifi_manager.py

@@ -0,0 +1,376 @@
+import asyncio
+from dbus_next.aio import MessageBus
+from dbus_next import BusType, Variant, Message
+from dbus_next.errors import DBusError
+from dbus_next.constants import MessageType
+from enum import IntEnum
+import uuid
+from dataclasses import dataclass
+from openpilot.common.swaglog import cloudlog
+
+NM = "org.freedesktop.NetworkManager"
+NM_PATH = '/org/freedesktop/NetworkManager'
+NM_IFACE = 'org.freedesktop.NetworkManager'
+NM_SETTINGS_PATH = '/org/freedesktop/NetworkManager/Settings'
+NM_SETTINGS_IFACE = 'org.freedesktop.NetworkManager.Settings'
+NM_CONNECTION_IFACE = 'org.freedesktop.NetworkManager.Settings.Connection'
+NM_WIRELESS_IFACE = 'org.freedesktop.NetworkManager.Device.Wireless'
+NM_PROPERTIES_IFACE = 'org.freedesktop.DBus.Properties'
+NM_DEVICE_IFACE = "org.freedesktop.NetworkManager.Device"
+
+
+# NetworkManager device states
+class NMDeviceState(IntEnum):
+  DISCONNECTED = 30
+  PREPARE = 40
+  NEED_AUTH = 60
+  IP_CONFIG = 70
+  ACTIVATED = 100
+
+
+class SecurityType(IntEnum):
+  OPEN = 0
+  WPA = 1
+  WPA2 = 2
+  UNSUPPORTED = 3
+
+
+@dataclass
+class NetworkInfo:
+  ssid: str
+  strength: int
+  is_connected: bool
+  security_type: SecurityType
+  path: str
+  bssid: str
+  # saved_path: str
+
+
+class WifiManager:
+  def __init__(self):
+    self.networks: list[NetworkInfo] = []
+    self.bus: MessageBus | None = None
+    self.device_path: str | None = None
+    self.device_proxy = None
+    self.saved_connections: dict[str, str] = dict()
+    self.active_ap_path: str = ''
+    self.scan_task: asyncio.Task | None = None
+    self.running: bool = True
+
+  def is_saved(self, ssid: str) -> bool:
+    return ssid in self.saved_connections
+
+  async def connect(self):
+    """Connect to the DBus system bus."""
+    try:
+      self.bus = await MessageBus(bus_type=BusType.SYSTEM).connect()
+      if not await self._find_wifi_device():
+        raise ValueError("No Wi-Fi device found")
+      await self._setup_signals(self.device_path)
+
+      self.active_ap_path = await self.get_active_access_point()
+      self.saved_connections = await self._get_saved_connections()
+      self.scan_task = asyncio.create_task(self._periodic_scan())
+    except DBusError as e:
+      cloudlog.error(f"Failed to connect to DBus: {e}")
+      raise
+    except Exception as e:
+      cloudlog.error(f"Unexpected error during connect: {e}")
+      raise
+
+  async def shutdown(self) -> None:
+    self.running = False
+    if self.scan_task:
+      self.scan_task.cancel()
+      await self.scan_task
+    if self.bus:
+      await self.bus.disconnect()
+
+  async def request_scan(self):
+    try:
+      interface = self.device_proxy.get_interface(NM_WIRELESS_IFACE)
+      await interface.call_request_scan({})
+    except DBusError as e:
+      cloudlog.warning(f"Scan request failed: {e}")
+
+  async def get_active_access_point(self):
+    try:
+      props_iface = self.device_proxy.get_interface(NM_PROPERTIES_IFACE)
+      ap_path = await props_iface.call_get(NM_WIRELESS_IFACE, 'ActiveAccessPoint')
+      return ap_path.value
+    except DBusError as e:
+      cloudlog.error(f"Error fetching active access point: {e}")
+      return ''
+
+  async def forgot_connection(self, ssid: str) -> bool:
+    path = self.saved_connections.get(ssid)
+    if not path:
+      return False
+
+    try:
+      nm_iface = await self._get_interface(NM, path, NM_CONNECTION_IFACE)
+      await nm_iface.call_delete()
+      self.saved_connections.pop(ssid)
+      return True
+    except DBusError as e:
+      cloudlog.error(f"Failed to delete connection for SSID: {ssid}. Error: {e}")
+      return False
+    except Exception as e:
+      cloudlog.error(f"Unexpected error while deleting connection for SSID: {ssid}: {e}")
+      return False
+
+  async def activate_connection(self, ssid: str) -> None:
+    connection_path = self.saved_connections.get(ssid)
+    if connection_path:
+      cloudlog.info('activate connection:', connection_path)
+      introspection = await self.bus.introspect(NM, NM_PATH)
+      proxy = self.bus.get_proxy_object(NM, NM_PATH, introspection)
+      interface = proxy.get_interface(NM_IFACE)
+
+      await interface.call_activate_connection(connection_path, self.device_path, '/')
+
+  async def connect_to_network(self, ssid: str, password: str = None, is_hidden: bool = False):
+    """Connect to a selected WiFi network."""
+    try:
+      settings_iface = await self._get_interface(NM, NM_SETTINGS_PATH, NM_SETTINGS_IFACE)
+      connection = {
+        'connection': {
+          'type': Variant('s', '802-11-wireless'),
+          'uuid': Variant('s', str(uuid.uuid4())),
+          'id': Variant('s', ssid),
+          'autoconnect-retries': Variant('i', 0),
+        },
+        '802-11-wireless': {
+          'ssid': Variant('ay', ssid.encode('utf-8')),
+          'hidden': Variant('b', is_hidden),
+          'mode': Variant('s', 'infrastructure'),
+        },
+        'ipv4': {'method': Variant('s', 'auto')},
+        'ipv6': {'method': Variant('s', 'ignore')},
+      }
+
+      # if bssid:
+      #   connection['802-11-wireless']['bssid'] = Variant('ay', bssid.encode('utf-8'))
+
+      if password:
+        connection['802-11-wireless-security'] = {
+          'key-mgmt': Variant('s', 'wpa-psk'),
+          'auth-alg': Variant('s', 'open'),
+          'psk': Variant('s', password),
+        }
+
+      await settings_iface.call_add_connection(connection)
+
+      for network in self.networks:
+        network.is_connected = True if network.ssid == ssid else False
+
+    except DBusError as e:
+      cloudlog.error(f"Error connecting to network: {e}")
+
+  async def _find_wifi_device(self) -> bool:
+    nm_iface = await self._get_interface(NM, NM_PATH, NM_IFACE)
+    devices = await nm_iface.get_devices()
+
+    for device_path in devices:
+      device = await self.bus.introspect(NM, device_path)
+      device_proxy = self.bus.get_proxy_object(NM, device_path, device)
+      device_interface = device_proxy.get_interface(NM_DEVICE_IFACE)
+      device_type = await device_interface.get_device_type()
+      if device_type == 2:  # WiFi device
+        self.device_path = device_path
+        self.device_proxy = device_proxy
+        return True
+
+    return False
+
+  async def _periodic_scan(self):
+    while self.running:
+      try:
+        await self.request_scan()
+        await self._get_available_networks()
+        await asyncio.sleep(30)
+      except asyncio.CancelledError:
+        break
+      except DBusError as e:
+        cloudlog.error(f"Scan failed: {e}")
+        await asyncio.sleep(5)
+
+  async def _setup_signals(self, device_path: str) -> None:
+    rules = [
+      f"type='signal',interface='{NM_PROPERTIES_IFACE}',member='PropertiesChanged',path='{device_path}'",
+      f"type='signal',interface='{NM_DEVICE_IFACE}',member='StateChanged',path='{device_path}'",
+      f"type='signal',interface='{NM_SETTINGS_IFACE}',member='NewConnection',path='{NM_SETTINGS_PATH}'",
+      f"type='signal',interface='{NM_SETTINGS_IFACE}',member='ConnectionRemoved',path='{NM_SETTINGS_PATH}'",
+    ]
+    for rule in rules:
+      await self._add_match_rule(rule)
+
+    # Set up signal handlers
+    self.device_proxy.get_interface(NM_PROPERTIES_IFACE).on_properties_changed(
+      self._on_properties_changed
+    )
+    self.device_proxy.get_interface(NM_DEVICE_IFACE).on_state_changed(self._on_state_changed)
+
+    settings_iface = await self._get_interface(NM, NM_SETTINGS_PATH, NM_SETTINGS_IFACE)
+    settings_iface.on_new_connection(self._on_new_connection)
+    settings_iface.on_connection_removed(self._on_connection_removed)
+
+  def _on_properties_changed(self, interface: str, changed: dict, invalidated: list):
+    # print("property changed", interface, changed, invalidated)
+    if 'LastScan' in changed:
+      asyncio.create_task(self._get_available_networks())
+    elif "ActiveAccessPoint" in changed:
+      self.active_ap_path = changed["ActiveAccessPoint"].value
+      asyncio.create_task(self._get_available_networks())
+
+  def _on_state_changed(self, new_state: int, old_state: int, reason: int):
+    print(f"State changed: {old_state} -> {new_state}, reason: {reason}")
+    if new_state == NMDeviceState.ACTIVATED:
+      asyncio.create_task(self._update_connection_status())
+    elif new_state in (NMDeviceState.DISCONNECTED, NMDeviceState.NEED_AUTH):
+      for network in self.networks:
+        network.is_connected = False
+
+  def _on_new_connection(self, path: str) -> None:
+    """Callback for NewConnection signal."""
+    print(f"New connection added: {path}")
+    asyncio.create_task(self._add_saved_connection(path))
+
+  def _on_connection_removed(self, path: str) -> None:
+    """Callback for ConnectionRemoved signal."""
+    print(f"Connection removed: {path}")
+    for ssid, p in self.saved_connections.items():
+      if path == p:
+        del self.saved_connections[ssid]
+        break
+
+  async def _add_saved_connection(self, path: str) -> None:
+    """Add a new saved connection to the dictionary."""
+    try:
+      settings = await self._get_connection_settings(path)
+      if ssid := self._extract_ssid(settings):
+        self.saved_connections[ssid] = path
+    except DBusError as e:
+      cloudlog.error(f"Failed to add connection {path}: {e}")
+
+  def _extract_ssid(self, settings: dict) -> str | None:
+    """Extract SSID from connection settings."""
+    ssid_variant = settings.get('802-11-wireless', {}).get('ssid', Variant('ay', b'')).value
+    return ''.join(chr(b) for b in ssid_variant) if ssid_variant else None
+
+  async def _update_connection_status(self):
+    self.active_ap_path = await self.get_active_access_point()
+    await self._get_available_networks()
+
+  async def _add_match_rule(self, rule):
+    """ "Add a match rule on the bus."""
+    reply = await self.bus.call(
+      Message(
+        message_type=MessageType.METHOD_CALL,
+        destination='org.freedesktop.DBus',
+        interface="org.freedesktop.DBus",
+        path='/org/freedesktop/DBus',
+        member='AddMatch',
+        signature='s',
+        body=[rule],
+      )
+    )
+
+    assert reply.message_type == MessageType.METHOD_RETURN
+    return reply
+
+  async def _get_available_networks(self):
+    """Get a list of available networks via NetworkManager."""
+    networks = []
+    wifi_iface = self.device_proxy.get_interface(NM_WIRELESS_IFACE)
+    access_points = await wifi_iface.get_access_points()
+
+    for ap_path in access_points:
+      try:
+        props_iface = await self._get_interface(NM, ap_path, NM_PROPERTIES_IFACE)
+        properties = await props_iface.call_get_all('org.freedesktop.NetworkManager.AccessPoint')
+        ssid_variant = properties['Ssid'].value
+        ssid = ''.join(chr(byte) for byte in ssid_variant)
+        if not ssid:
+          continue
+
+        bssid = properties.get('HwAddress', Variant('s', '')).value
+        print(bssid)
+        flags = properties['Flags'].value
+        wpa_flags = properties['WpaFlags'].value
+        rsn_flags = properties['RsnFlags'].value
+
+        networks.append(
+          NetworkInfo(
+            ssid=ssid,
+            strength=properties['Strength'].value,
+            security_type=self._get_security_type(flags, wpa_flags, rsn_flags),
+            path=ap_path,
+            bssid=bssid,
+            is_connected=self.active_ap_path == ap_path,
+          )
+        )
+      except DBusError as e:
+        cloudlog.error(f"Error fetching networks: {e}")
+      except Exception as e:
+        cloudlog.error({e})
+
+    self.networks = sorted(
+      networks,
+      key=lambda network: (
+        not network.is_connected,
+        -network.strength,  # Higher signal strength first
+        network.ssid.lower(),
+      ),
+    )
+
+  async def _get_connection_settings(self, path):
+    """Fetch connection settings for a specific connection path."""
+    connection_proxy = await self.bus.introspect(NM, path)
+    connection = self.bus.get_proxy_object(NM, path, connection_proxy)
+    settings = connection.get_interface(NM_CONNECTION_IFACE)
+    return await settings.call_get_settings()
+
+  async def _process_chunk(self, paths_chunk):
+    """Process a chunk of connection paths."""
+    tasks = [self._get_connection_settings(path) for path in paths_chunk]
+    results = await asyncio.gather(*tasks)
+    return results
+
+  async def _get_saved_connections(self):
+    settings_iface = await self._get_interface(NM, NM_SETTINGS_PATH, NM_SETTINGS_IFACE)
+    connection_paths = await settings_iface.call_list_connections()
+
+    saved_ssids: dict[str, str] = {}
+    batch_size = 120
+    for i in range(0, len(connection_paths), batch_size):
+      chunk = connection_paths[i : i + batch_size]
+      results = await self._process_chunk(chunk)
+
+      # Loop through the results and filter Wi-Fi connections
+      for path, config in zip(chunk, results, strict=True):
+        if '802-11-wireless' in config:
+          saved_ssids[self._extract_ssid(config)] = path
+
+    return saved_ssids
+
+  async def _get_interface(self, bus_name: str, path: str, name: str):
+    introspection = await self.bus.introspect(bus_name, path)
+    proxy = self.bus.get_proxy_object(bus_name, path, introspection)
+    return proxy.get_interface(name)
+
+  def _get_security_type(self, flags, wpa_flags, rsn_flags):
+    """Helper function to determine the security type of a network."""
+    if flags == 0:
+      return SecurityType.OPEN
+    if wpa_flags:
+      return SecurityType.WPA
+    if rsn_flags:
+      return SecurityType.WPA2
+    else:
+      return SecurityType.UNSUPPORTED
+
+  async def _get_interface(self, bus_name: str, path: str, name: str):
+    introspection = await self.bus.introspect(bus_name, path)
+    proxy = self.bus.get_proxy_object(bus_name, path, introspection)
+    return proxy.get_interface(name)

system/ui/network.py

@@ -0,0 +1,158 @@
+import asyncio
+import pyray as rl
+from enum import IntEnum
+from dbus_next.constants import MessageType
+from openpilot.system.ui.lib.wifi_manager import WifiManager, NetworkInfo
+from openpilot.system.ui.lib.application import gui_app
+from openpilot.system.ui.lib.label import gui_label
+from openpilot.system.ui.lib.scroll_panel import GuiScrollPanel
+from openpilot.system.ui.lib.keyboard import Keyboard
+
+NM_DEVICE_STATE_NEED_AUTH = 60
+
+
+class ActionState(IntEnum):
+  NONE = 0
+  CONNECT = 1
+  CONNECTING = 2
+  FORGOT = 3
+  FORGETTING = 4
+  NEED_AUTH = 5
+
+
+class WifiManagerUI:
+  def __init__(self, wifi_manager):
+    self.wifi_manager = wifi_manager
+    self._selected_network = None
+    self.item_height = 160
+    self.btn_width = 200
+    self.current_action: ActionState = ActionState.NONE
+    self.scroll_panel = GuiScrollPanel()
+    self.keyboard = Keyboard()
+
+    asyncio.create_task(self._initialize())
+
+  async def _initialize(self) -> None:
+    try:
+      await self.wifi_manager.connect()
+      self.wifi_manager.bus.add_message_handler(self._handle_dbus_signal)
+    except Exception as e:
+      print(f"Initialization error: {e}")
+
+  def draw_network_list(self, rect: rl.Rectangle):
+    if not self.wifi_manager.networks:
+      gui_label(
+        rect, "Scanning Wi-Fi networks...", 40, alignment=rl.GuiTextAlignment.TEXT_ALIGN_CENTER
+      )
+      return
+
+    if self.current_action == ActionState.NEED_AUTH:
+      result = self.keyboard.render(rect, 'Enter password', f'for {self._selected_network.ssid}')
+      if result == 0:
+        return
+      else:
+        self.current_action = ActionState.NONE
+        asyncio.create_task(self.connect_to_network(self.keyboard.text))
+
+    content_rect = rl.Rectangle(
+      rect.x, rect.y, rect.width, len(self.wifi_manager.networks) * self.item_height
+    )
+    offset = self.scroll_panel.handle_scroll(rect, content_rect)
+    rl.begin_scissor_mode(int(rect.x), int(rect.y), int(rect.width), int(rect.height))
+    clicked = offset.y < 10 and rl.is_mouse_button_released(rl.MouseButton.MOUSE_BUTTON_LEFT)
+    for i, network in enumerate(self.wifi_manager.networks):
+      y_offset = i * self.item_height + offset.y
+      item_rect = rl.Rectangle(rect.x, y_offset, rect.width, self.item_height)
+
+      if rl.check_collision_recs(item_rect, rect):
+        self.render_network_item(item_rect, network, clicked)
+        if i < len(self.wifi_manager.networks) - 1:
+          line_y = int(item_rect.y + item_rect.height - 1)
+          rl.draw_line(
+            int(item_rect.x), int(line_y), int(item_rect.x + item_rect.width), line_y, rl.LIGHTGRAY
+          )
+
+    rl.end_scissor_mode()
+
+  def render_network_item(self, rect, network: NetworkInfo, clicked: bool):
+    label_rect = rl.Rectangle(rect.x, rect.y, rect.width - self.btn_width * 2, self.item_height)
+    state_rect = rl.Rectangle(
+      rect.x + rect.width - self.btn_width * 2 - 30, rect.y, self.btn_width, self.item_height
+    )
+
+    gui_label(label_rect, network.ssid, 55)
+
+    if network.is_connected and self.current_action == ActionState.NONE:
+      rl.gui_label(state_rect, "Connected")
+    elif (
+      self.current_action == "Connecting"
+      and self._selected_network
+      and self._selected_network.ssid == network.ssid
+    ):
+      rl.gui_label(state_rect, "CONNECTING...")
+
+    # If the network is saved, show the "Forget" button
+    if self.wifi_manager.is_saved(network.ssid):
+      forget_btn_rect = rl.Rectangle(
+        rect.x + rect.width - self.btn_width,
+        rect.y + (self.item_height - 80) / 2,
+        self.btn_width,
+        80,
+      )
+      if rl.gui_button(forget_btn_rect, "Forget") and self.current_action == ActionState.NONE:
+        self._selected_network = network
+        asyncio.create_task(self.forgot_network())
+
+    if (
+      self.current_action == ActionState.NONE
+      and rl.check_collision_point_rec(rl.get_mouse_position(), label_rect)
+      and clicked
+    ):
+      self._selected_network = network
+      if not self.wifi_manager.is_saved(self._selected_network.ssid):
+        self.current_action = ActionState.NEED_AUTH
+      else:
+        asyncio.create_task(self.connect_to_network())
+
+  async def forgot_network(self):
+    self.current_action = ActionState.FORGETTING
+    await self.wifi_manager.forgot_connection(self._selected_network.ssid)
+    self.current_action = ActionState.NONE
+
+  async def connect_to_network(self, password=''):
+    self.current_action = ActionState.CONNECTING
+    if self.wifi_manager.is_saved(self._selected_network.ssid) and not password:
+      await self.wifi_manager.activate_connection(self._selected_network.ssid)
+    else:
+      await self.wifi_manager.connect_to_network(self._selected_network.ssid, password)
+    self.current_action = ActionState.NONE
+
+  def _handle_dbus_signal(self, message):
+    if message.message_type != MessageType.SIGNAL:
+      return
+
+    if message.member == 'StateChanged':
+      if len(message.body) >= 2:
+        _, new_state = message.body[0], message.body[1]
+        if new_state == NM_DEVICE_STATE_NEED_AUTH:
+          self.current_action = ActionState.NEED_AUTH
+
+
+async def main():
+  gui_app.init_window("Wifi Manager")
+
+  wifi_manager = WifiManager()
+  wifi_ui = WifiManagerUI(wifi_manager)
+
+  while not rl.window_should_close():
+    rl.begin_drawing()
+    rl.clear_background(rl.BLACK)
+
+    wifi_ui.draw_network_list(rl.Rectangle(50, 50, gui_app.width - 100, gui_app.height - 100))
+
+    rl.end_drawing()
+    await asyncio.sleep(0.001)
+
+
+if __name__ == "__main__":
+  asyncio.run(main())