refactor(src/window/controlcenter): replace svg_file imports with Image and simplify battery icon handling

src/window/controlcenter/bluetooth.py

@@ -12,7 +12,6 @@ from services.bluetooth import BluetoothClient, BluetoothDevice
 from shared.widgets.smooth_switch import SmoothSwitch
 from shared.window.animated_scrollwindow import AnimatedScrollable
 from utils.functions import spawn_detached
-from utils.gtk_utils import svg_file
 
 
 def get_battery_icon_file(
@@ -35,6 +34,17 @@ def get_battery_icon_file(
     return f"battery/{filename}"
 
 
+def get_battery_theme_icon(percentage: float, charging: bool = False) -> str:
+    level = round(percentage / 10.0) * 10
+    if level <= 0:
+        return (
+            "battery-empty-charging-symbolic" if charging else "battery-empty-symbolic"
+        )
+    if level >= 100:
+        return "battery-full-charged-symbolic" if charging else "battery-full-symbolic"
+    return f"battery-level-{level:02d}{'-charging' if charging else ''}-symbolic"
+
+
 def set_bluetooth_enabled_with_fallback(client, enabled: bool):
     if enabled:
         command = "rfkill unblock bluetooth"
@@ -85,14 +95,14 @@ class BluetoothDeviceSlot(Box):
 
         self.dimage = Image(
             icon_name=self._get_icon_for_device(self.device),
-            size=5,
+            pixel_size=20,
             name="device-icon",
             style_classes=" ".join(self.styles),
         )
 
         self.status_icon = Image(
             icon_name="process-working-symbolic",
-            size=5,
+            pixel_size=16,
             name="device-icon",
         )
         self.status_icon.set_visible(False)
@@ -100,12 +110,9 @@ class BluetoothDeviceSlot(Box):
         self.battery_icon = None
         self.battery_label = None
         if hasattr(device, "battery_percentage") and device.battery_percentage > 0:
-            self.battery_icon = svg_file(
-                get_battery_icon_file(
-                    device.battery_percentage,
-                    False,
-                ),
-                size=24,
+            self.battery_icon = Image(
+                icon_name=get_battery_theme_icon(device.battery_percentage, False),
+                pixel_size=16,
             )
             self.battery_label = Label(
                 label=f"{device.battery_percentage:.0f}%", name="battery-label"
@@ -208,20 +215,17 @@ class BluetoothDeviceSlot(Box):
             if self.battery_icon and self.battery_label:
                 self.battery_icon.set_visible(True)
                 self.battery_label.set_visible(True)
-                self.battery_icon.dynamic_file(
-                    get_battery_icon_file(
-                        self.device.battery_percentage,
-                        False,
-                    )
+                self.battery_icon.set_property(
+                    "icon-name",
+                    get_battery_theme_icon(self.device.battery_percentage, False),
                 )
                 self.battery_label.set_label(f"{self.device.battery_percentage:.0f}%")
             else:
-                self.battery_icon = svg_file(
-                    get_battery_icon_file(
-                        self.device.battery_percentage,
-                        False,
+                self.battery_icon = Image(
+                    icon_name=get_battery_theme_icon(
+                        self.device.battery_percentage, False
                     ),
-                    size=12,
+                    pixel_size=16,
                 )
                 self.battery_label = Label(
                     label=f"{self.device.battery_percentage:.0f}%",