Index: sources/gui/qml/components/SliderCreateTreatment.qml
===================================================================
diff -u -rc9f8f8cf3c6c37fc6460d8675c62c9442c4d4263 -rf3a336a173b0fc1198a2e13d9da36d06dc911fcc
--- sources/gui/qml/components/SliderCreateTreatment.qml	(.../SliderCreateTreatment.qml)	(revision c9f8f8cf3c6c37fc6460d8675c62c9442c4d4263)
+++ sources/gui/qml/components/SliderCreateTreatment.qml	(.../SliderCreateTreatment.qml)	(revision f3a336a173b0fc1198a2e13d9da36d06dc911fcc)
@@ -42,12 +42,15 @@
     property bool   active      : false
     property bool   valid       : true
 
+    property bool showAdjustButtons     : true
+    property real adjustButtonDiameter  : Variables.sliderAdjustButtonDiameter
+
     signal pressed ()
     signal released()
 
     height  : Variables.createTreatmentSliderHeight
     width   : Variables.createTreatmentSliderWidth
-    color   : "transparent"
+    color   : Colors.transparent
 
     anchors.horizontalCenter: parent.horizontalCenter
 
@@ -124,4 +127,50 @@
         onProgressRectClicked   : {                       ;                       ; setActiveValid(     ) }
         onProgressRectDragged   : {                       ;                       ; setActiveValid(     ) }
     }
+
+    Row { id: _adjustValueButtonsContainer
+        width       : 200
+        height      : parent.height
+        anchors.verticalCenter  : _slider.verticalCenter
+        anchors.left            : _slider.right
+        anchors.leftMargin      : Variables.sliderAdjustButtonSpacing
+        spacing                 : Variables.sliderAdjustButtonSpacing
+        CircleButton { id: _decrementValueButton
+            buttonSymbol: "<"
+            onPressed: _slider.decrementValue(true)
+            onPressAndHold: {
+                _sliderAdjustValueTimer.isIncrementing = false
+                _sliderAdjustValueTimer.restart()
+            }
+            onReleased: _sliderAdjustValueTimer.stop()
+        }
+        CircleButton { id: _incrementValueButton
+            buttonSymbol: ">"
+            onPressed: _slider.incrementValue(true)
+            onPressAndHold: {
+                _sliderAdjustValueTimer.isIncrementing = true
+                _sliderAdjustValueTimer.restart()
+            }
+            onReleased: _sliderAdjustValueTimer.stop()
+        }
+    }
+    Timer { id: _sliderAdjustValueTimer
+        property bool isIncrementing : true
+        interval: 250 //ms
+        running : false
+        repeat  : true
+        onTriggered: {
+            if(isIncrementing)
+                _slider.incrementValue(true)
+            else
+                _slider.decrementValue(true)
+
+            // for optimizing purposes, stop timer when max or min value reached
+            if ((_root.value == maximum) || (_root.value == minimum)) {
+                _sliderAdjustValueTimer.stop()
+            }
+
+            //DEBUG console.log("timer triggered " + _root.value)
+        }
+    }
 }