initial commit

modules/launcher/components/bluetooth.py

@@ -0,0 +1,132 @@
+from fabric.widgets.box import Box
+from fabric.widgets.label import Label
+from fabric.widgets.image import Image
+from fabric.widgets.button import Button
+from fabric.widgets.centerbox import CenterBox
+from fabric.widgets.scrolledwindow import ScrolledWindow
+from fabric.bluetooth import BluetoothClient, BluetoothDevice
+from snippets import MaterialIcon
+
+
+class BluetoothDeviceSlot(CenterBox):
+    def __init__(self, device: BluetoothDevice, **kwargs):
+        super().__init__(name="bluetooth-device", **kwargs)
+        self.device = device
+        self.device.connect("changed", self.on_changed)
+        self.device.connect(
+            "notify::closed", lambda *_: self.device.closed and self.destroy()
+        )
+
+        self.connection_icon = MaterialIcon("bluetooth_disabled", 12)
+        self.connect_button = Button(
+            name="bluetooth-connect",
+            label="Connect",
+            on_clicked=lambda *_: self.device.set_connecting(not self.device.connected),
+        )
+
+        self.start_children = [
+            Box(
+                spacing=8,
+                children=[
+                    Image(icon_name=device.icon_name + "-symbolic", size=32),
+                    Label(label=device.name),
+                    self.connection_icon,
+                ],
+            )
+        ]
+        self.end_children = self.connect_button
+
+        self.device.emit("changed")  # to update display status
+
+    def on_changed(self, *_):
+        self.connection_icon.set_label(
+            "bluetooth" if self.device.connected else "bluetooth_disabled"
+        )
+
+        if self.device.connecting:
+            self.connect_button.set_label(
+                "Connecting..." if not self.device.connecting else "Disconnecting..."
+            )
+        else:
+            self.connect_button.set_label(
+                "Connect" if not self.device.connected else "Disconnect"
+            )
+        return
+
+
+class BluetoothConnections(Box):
+    def __init__(self, **kwargs):
+        super().__init__(
+            name="bluetooth",
+            spacing=8,
+            orientation="vertical",
+            **kwargs,
+        )
+
+        self.client = BluetoothClient(on_device_added=self.on_device_added)
+        self.toggle_icon = MaterialIcon("bluetooth_disabled")
+        self.scan_icon = MaterialIcon("stop")
+
+        self.scan_button = Button(
+            name="bluetooth-scan",
+            child=self.scan_icon,
+            tooltip_text="scan",
+            on_clicked=lambda *_: self.client.toggle_scan(),
+        )
+        self.toggle_button = Button(
+            name="bluetooth-toggle",
+            tooltip_text="bluetooth-toggle",
+            child=self.toggle_icon,
+            on_clicked=lambda *_: self.client.toggle_power(),
+        )
+
+        self.client.connect(
+            "notify::enabled",
+            lambda *_: self.toggle_icon.set_label(
+                "bluetooth" if self.client.enabled else "bluetooth_disabled"
+            ),
+        )
+        self.client.connect(
+            "notify::scanning",
+            lambda *_: self.scan_icon.set_label(
+                "stop" if self.client.scanning else "bluetooth_searching"
+            ),
+        )
+
+        self.paired_box = Box(spacing=2, orientation="vertical")
+        self.available_box = Box(spacing=2, orientation="vertical")
+
+        self.children = [
+            CenterBox(
+                name="bluetooth-header",
+                start_children=self.scan_button,
+                center_children=Label(name="bluetooth-text", label="Bluetooth Devices"),
+                end_children=self.toggle_button,
+            ),
+            Label(name="bluetooth-section", label="Paired"),
+            ScrolledWindow(
+                name="bluetooth-paired",
+                v_expand=True,
+                child=self.paired_box,
+            ),
+            Label(name="bluetooth-section", label="Available"),
+            ScrolledWindow(
+                name="bluetooth-paired",
+                v_expand=True,
+                child=self.available_box,
+            ),
+        ]
+
+        # to run notify closures thus display the status
+        # without having to wait until an actual change
+        self.client.notify("scanning")
+        self.client.notify("enabled")
+
+    def on_device_added(self, client: BluetoothClient, address: str):
+        if not (device := client.get_device(address)):
+            return
+        slot = BluetoothDeviceSlot(device)
+
+        if device.paired:
+            return self.paired_box.add(slot)
+        return self.available_box.add(slot)