Index: sources/gui/qml/pages/pretreatment/create/PreTreatmentCreateStack.qml
===================================================================
diff -u -rf83c14046290cebcd5c9229e76f747e4af586698 -rcc7aae88f15228ff37b840946818692e444718bf
--- sources/gui/qml/pages/pretreatment/create/PreTreatmentCreateStack.qml	(.../PreTreatmentCreateStack.qml)	(revision f83c14046290cebcd5c9229e76f747e4af586698)
+++ sources/gui/qml/pages/pretreatment/create/PreTreatmentCreateStack.qml	(.../PreTreatmentCreateStack.qml)	(revision cc7aae88f15228ff37b840946818692e444718bf)
@@ -32,23 +32,16 @@
 
     property int stackStepIndex : 0
 
-    function clear(vValue) {
-        if ( ! vValue ) return // delete only if asked to. // is used on state enter, and not done on exiting.
-        _pretreatmentCreate.clear(vValue)
-    }
+    function clear(vValue) { if ( ! vValue ) return;  _pretreatmentCreate.clear(vValue) }
 
     PreTreatmentCreate          { id:       _pretreatmentCreate }
 
     onVisibleChanged: {
-        if (visible) {
-            _mainMenu.hidden = true
-        }
-        else {
-            stackView.initialItem = null
-        }
+        if (visible) { _mainMenu.hidden = true      }
+        else         { stackView.initialItem = null }
     }
 
     Connections { target: vTDOpMode
-        function onValidateParametersChanged    ( vValue ) { page( _pretreatmentCreate )}
+        function onValidateParametersChanged    ( vValue ) { page( _pretreatmentCreate ) }
     }
 }