osd: suppression fix from cc

quickshell/Modules/ControlCenter/Widgets/AudioSliderRow.qml

@@ -69,6 +69,15 @@ Row {
         valueOverride: actualVolumePercent
         thumbOutlineColor: Theme.surfaceContainer
         trackColor: root.sliderTrackColor.a > 0 ? root.sliderTrackColor : Theme.withAlpha(Theme.surfaceContainerHigh, Theme.popupTransparency)
+
+        onIsDraggingChanged: {
+            if (isDragging) {
+                AudioService.suppressOSD = true
+            } else {
+                Qt.callLater(() => { AudioService.suppressOSD = false })
+            }
+        }
+
         onSliderValueChanged: function(newValue) {
             if (defaultSink) {
                 defaultSink.audio.volume = newValue / 100.0

quickshell/Modules/ControlCenter/Widgets/BrightnessSliderRow.qml

@@ -143,6 +143,8 @@ Row {
     }
 
     DankSlider {
+        id: brightnessSlider
+
         anchors.verticalCenter: parent.verticalCenter
         width: parent.width - (Theme.iconSize + Theme.spacingS * 2)
         enabled: DisplayService.brightnessAvailable && targetDeviceName.length > 0
@@ -162,7 +164,7 @@ Row {
             }
             return targetDevice.displayMax || 100
         }
-        value: targetBrightness
+        value: !isDragging ? targetBrightness : value
         showValue: true
         unit: {
             if (!targetDevice) return "%"