Index: sources/gui/qml/components/Slider.qml
===================================================================
diff -u -rcb9c48c7c307690dcafcfd16ef412fe660291692 -rbf9223700613ced6c377f3e3a7b4de8367c30474
--- sources/gui/qml/components/Slider.qml	(.../Slider.qml)	(revision cb9c48c7c307690dcafcfd16ef412fe660291692)
+++ sources/gui/qml/components/Slider.qml	(.../Slider.qml)	(revision bf9223700613ced6c377f3e3a7b4de8367c30474)
@@ -328,15 +328,9 @@
         border.color: _root.isActive ? _root.progressBorderActiveColor : _root.progressBorderInactiveColor
 
         // propagation is not working on drag !
-        onDragged: {
-            _root.dragged(vMouseEvent)
-        }
-        onPressed: {
-            _root.pressed(vMouseEvent)
-        }
-        onReleased: {
-            _root.released(vMouseEvent)
-        }
+        onDragged   : (mouse) => _root.dragged(mouse)
+        onPressed   : (mouse) => _root.pressed(mouse)
+        onReleased  : (mouse) => _root.released(mouse)
     }
 
     function updateHandleValue(vCurrentPositionX)
@@ -380,6 +374,7 @@
 
         updateHandleValue(vMouseEvent.x - _progressRect.leftRightTouchMargin)
     }
+
     onReleased: {
         // Need to account for the extended touch areas
         updateHandleValue(vMouseEvent.x - _progressRect.leftRightTouchMargin)
@@ -403,7 +398,8 @@
         MouseArea {
             anchors.fill: parent
             propagateComposedEvents: true
-            onPressed: {
+
+            onPressed: (mouse) => {
                 mouse.accepted = false // allow propagtion to the lower mouse areas
                 handleSelected() // emit
             }