brightness: fix ddc erasing devices, fix OSD behaviors

quickshell/Services/DisplayService.qml

@@ -74,6 +74,10 @@ Singleton {
     }
 
     function updateSingleDevice(device) {
+        if (device.class === "leds") {
+            return;
+        }
+
         const isUserControlled = isDeviceUserControlled(device.id);
         if (isUserControlled) {
             return;
@@ -267,9 +271,11 @@ Singleton {
             return;
         }
 
+        const isLedDevice = deviceInfo?.class === "leds";
+
         if (suppressOsd) {
             markDeviceUserControlled(actualDevice);
-        } else {
+        } else if (!isLedDevice) {
             markDevicePendingOsd(actualDevice);
         }
 
@@ -278,6 +284,10 @@ Singleton {
         deviceBrightness = newBrightness;
         brightnessVersion++;
 
+        if (isLedDevice && !suppressOsd) {
+            brightnessChanged(true);
+        }
+
         if (isExponential) {
             const newUserSet = Object.assign({}, deviceBrightnessUserSet);
             newUserSet[actualDevice] = clampedValue;

quickshell/Services/MprisController.qml

@@ -1,16 +1,13 @@
 pragma Singleton
-
 pragma ComponentBehavior: Bound
 
 import QtQuick
 import Quickshell
-import Quickshell.Io
 import Quickshell.Services.Mpris
 
 Singleton {
     id: root
 
     readonly property list<MprisPlayer> availablePlayers: Mpris.players.values
-
     property MprisPlayer activePlayer: availablePlayers.find(p => p.isPlaying) ?? availablePlayers.find(p => p.canControl && p.canPlay) ?? null
 }