Update more scrolling enhancements

Modules/Notifications/Center/NotificationList.qml

@@ -20,13 +20,35 @@ ListView {
     interactive: true
     boundsBehavior: Flickable.StopAtBounds
     
-    // Enhanced native kinetic scrolling - Qt handles touch vs mouse automatically
-    flickDeceleration: 1000      // Lower = more momentum, longer scrolling
-    maximumFlickVelocity: 8000   // Higher = faster maximum scroll speed
+    // Qt 6.9+ scrolling: flickDeceleration/maximumFlickVelocity only affect touch now
+    flickDeceleration: 1500
+    maximumFlickVelocity: 2000
     boundsMovement: Flickable.FollowBoundsBehavior
     pressDelay: 0
     flickableDirection: Flickable.VerticalFlick
     cacheBuffer: 1000
+    
+    // Custom wheel handler for Qt 6.9+ responsive mouse wheel scrolling
+    WheelHandler {
+        acceptedDevices: PointerDevice.Mouse | PointerDevice.TouchPad
+        property real momentum: 0
+        onWheel: (event) => {
+            if (event.pixelDelta.y !== 0) {
+                // Touchpad with pixel delta
+                momentum = event.pixelDelta.y * 1.8
+            } else {
+                // Mouse wheel with angle delta
+                momentum = (event.angleDelta.y / 120) * (parent.spacing * 2.5) // ~2.5 items per wheel step
+            }
+            
+            let newY = parent.contentY - momentum
+            newY = Math.max(0, Math.min(parent.contentHeight - parent.height, newY))
+            parent.contentY = newY
+            momentum *= 0.92 // Decay for smooth momentum
+            event.accepted = true
+        }
+    }
+    
     onMovementStarted: isUserScrolling = true
     onMovementEnded: {
         isUserScrolling = false;