Index: sources/gui/qml/pages/pretreatment/create/PreTreatmentCreate.qml
===================================================================
diff -u -r40ddf63592b60608ae34aeb3099fe4e62ae45054 -rcc7aae88f15228ff37b840946818692e444718bf
--- sources/gui/qml/pages/pretreatment/create/PreTreatmentCreate.qml	(.../PreTreatmentCreate.qml)	(revision 40ddf63592b60608ae34aeb3099fe4e62ae45054)
+++ sources/gui/qml/pages/pretreatment/create/PreTreatmentCreate.qml	(.../PreTreatmentCreate.qml)	(revision cc7aae88f15228ff37b840946818692e444718bf)
@@ -39,6 +39,8 @@
                                                                      _preTreatmentCreateContent.validate()
     onBackClicked           : vPreTreatmentAdjustmentInitTreatment.doCancel()
 
+    function clear( vValue ) { if ( ! vValue ) return;  _preTreatmentCreateContent.clear()  }
+
     PreTreatmentCreateContent { id: _preTreatmentCreateContent
         anchors {
             top         : _root.header.bottom