hide/show event no lag hopefully yayay

selfdrive/ui/layouts/settings/settings.py

@@ -58,9 +58,9 @@ class SettingsLayout(Widget):
 
     # self.wifi_manager = WifiManagerWrapper()
     self.wifi_manager = WifiManager()
+    self.wifi_manager.set_active(False)
     self.wifi_ui = WifiManagerUI(self.wifi_manager)
 
-
     self._panels = {
       PanelType.DEVICE: PanelInfo("Device", DeviceLayout()),
       PanelType.NETWORK: PanelInfo("Network", self.wifi_ui),
@@ -76,7 +76,7 @@ class SettingsLayout(Widget):
     self._close_callback: Callable | None = None
 
   # def __del__(self):
-    # self.wifi_manager.shutdown()
+    # self.wifi_manager.stop()
 
   def set_callbacks(self, on_close: Callable):
     self._close_callback = on_close
@@ -162,7 +162,9 @@ class SettingsLayout(Widget):
 
   def set_current_panel(self, panel_type: PanelType):
     if panel_type != self._current_panel:
+      self._panels[self._current_panel].instance.hide_event()
       self._current_panel = panel_type
+      self._panels[self._current_panel].instance.show_event()
 
   def close_settings(self):
     if self._close_callback:

system/ui/lib/wifi_manager_v2.py

@@ -154,6 +154,7 @@ class WifiManager:
 
     while self._running:
       if self._active:
+        print('moritring state ACTivE!!1')
         dev_state = int(props_dev.Get(NM_DEVICE_IFACE, "State"))
         state_reason = props_dev.Get(NM_DEVICE_IFACE, "StateReason")  # (u state, u reason)
         reason = int(state_reason[1]) if isinstance(state_reason, (list, tuple)) and len(state_reason) == 2 else 0
@@ -198,11 +199,17 @@ class WifiManager:
     self._disconnected = disconnected
 
   def _run(self):
+    i = 0
     while self._running:
       if self._active:
-        self._update_networks()
+        print('we;re acti!!!!!!!!!!!!')
+        # Scan for networks every 5 seconds
+        if i % 5 == 0:
+          self._update_networks()
+          self._request_scan()
 
-      time.sleep(3)
+      i += 1
+      time.sleep(1)
 
   def set_active(self, active: bool):
     self._active = active
@@ -323,6 +330,23 @@ class WifiManager:
       # if self._activated is not None:
       #   self._activated()
 
+  def _request_scan(self):
+    device_path = self._get_wifi_device()
+    if device_path is None:
+      cloudlog.warning("No WiFi device found")
+      return
+
+    wifi_iface = dbus.Interface(self._bus.get_object(NM, device_path), NM_WIRELESS_IFACE)
+    try:
+      wifi_iface.RequestScan({})
+      print('Requested scan')
+    except dbus.exceptions.DBusException as e:
+      # TODO: copilot is wrong, this never happens
+      if "org.freedesktop.NetworkManager.Device.Error.AlreadyScanning" in str(e):
+        print('Already scanning, skipping')
+      else:
+        cloudlog.exception("Failed to request scan")
+
   def _update_networks(self):
     # TODO: only run this function on scan complete!
     print('UPDATING NETWORKS!!!!')

system/ui/widgets/__init__.py

@@ -129,3 +129,9 @@ class Widget(abc.ABC):
   def _handle_mouse_release(self, mouse_pos: MousePos) -> bool:
     """Optionally handle mouse release events."""
     return False
+
+  def show_event(self):
+    """Optionally handle show event. Parent must manually call this"""
+
+  def hide_event(self):
+    """Optionally handle hide event. Parent must manually call this"""

system/ui/widgets/network.py

@@ -82,6 +82,15 @@ class WifiManagerUI(Widget):
                                     networks_updated=self._on_network_updated,
                                     disconnected=self._on_disconnected)
 
+  def show_event(self):
+    print('networking widget shown, stasrting wifisz scaing')
+    # start/stop scanning when widget is visible
+    self.wifi_manager.set_active(True)
+
+  def hide_event(self):
+    print('networkign widet hidden, stopping wifisz')
+    self.wifi_manager.set_active(False)
+
   def _render(self, rect: rl.Rectangle):
     with self._lock:
       if not self._networks: