--- a/DSVColumnView.st	Wed May 22 03:27:10 2019 +0000
+++ b/DSVColumnView.st	Wed May 22 16:10:09 2019 +0200
@@ -16,46 +16,46 @@
 "{ NameSpace: Smalltalk }"
 
 View subclass:#DSVColumnView
-	instanceVariableNames:'labelView listHolder editValue editView multipleSelectOk useIndex
-		selectedColIndexHolder selectedRowIndex selectRowOnDefault
-		buttonMotionAction buttonReleaseAction rowHeight minRowHeight
-		columnDescriptors viewOrigin colorMap rowFontAscent lockRowIndex
-		rowIfAbsentBlock columnHolder registererImages list fgColor
-		separatorSize catchChangeEvents beDependentOfRows bgColor
-		actionBlock builder tabIntern doubleClickActionBlock
-		verticalSpacing horizontalSpacing rowSelectorForm
-		buttonLightColor buttonShadowColor buttonHalfLightColor
-		buttonHalfShadowColor checkToggleExtent checkToggleForm
-		checkToggleActiveImage checkTogglePassiveImage
-		checkToggleDisabledActiveImage checkToggleDisabledPassiveImage
-		checkToggleLevel radioButtonActiveImage radioButtonPassiveImage
-		radioButtonDisabledActiveImage radioButtonDisabledPassiveImage
-		comboButtonExtent comboButtonForm comboButtonDisabledForm
-		comboButtonLevel dropSource columnAdaptor tabAtEndAction
-		tabAtStartAction modifiedChannel autoScroll autoScrollBlock
-		needFitColumns scrollWhenUpdating separatorOneDColor
-		selectionForegroundColor selectionForegroundColorNoFocus
-		selectionBackgroundColor selectionBackgroundColorNoFocus
-		selectionFrameColor selectionFrameColorNoFocus previousExtent
-		selectConditionBlock scrollRowWise autoScrollToColumn
-		cachedPreferredExtent sortListInPlace labelFgColor labelBgColor
-		updateListHolderWhenSorting ignoreReselect didEditWithDialog'
-	classVariableNames:'DefaultForegroundColor DefaultBackgroundColor
-		DefaultHilightForegroundColor DefaultHilightBackgroundColor
-		DefaultHilightFrameColor ButtonLightColor ButtonShadowColor
-		CheckToggleActiveImage CheckTogglePassiveImage
-		CheckToggleDisabledActiveImage CheckToggleDisabledPassiveImage
-		ButtonHalfLightColor ButtonHalfShadowColor ButtonEdgeStyle
-		CheckToggleForm CheckToggleLevel CheckToggleExtent
-		ComboButtonForm ComboButtonDisabledForm ComboButtonLevel
-		ComboButtonExtent StopRedrawSignal RadioButtonActiveImage
-		RadioButtonPassiveImage RadioButtonDisabledActiveImage
-		RadioButtonDisabledPassiveImage PreselectAllWhenOpeningEditor
-		DefaultHilightForegroundColorNoFocus
-		DefaultHilightBackgroundColorNoFocus DefaultLabelForegroundColor
-		DefaultLabelBackgroundColor'
-	poolDictionaries:''
-	category:'Views-DataSet'
+        instanceVariableNames:'labelView listHolder editValue editView multipleSelectOk useIndex
+                selectedColIndexHolder selectedRowIndex selectRowOnDefault
+                buttonMotionAction buttonReleaseAction rowHeight minRowHeight
+                columnDescriptors viewOrigin colorMap rowFontAscent lockRowIndex
+                rowIfAbsentBlock columnHolder registererImages list fgColor
+                separatorSize catchChangeEvents beDependentOfRows bgColor
+                actionBlock builder tabIntern doubleClickActionBlock
+                verticalSpacing horizontalSpacing rowSelectorForm
+                buttonLightColor buttonShadowColor buttonHalfLightColor
+                buttonHalfShadowColor checkToggleExtent checkToggleForm
+                checkToggleActiveImage checkTogglePassiveImage
+                checkToggleDisabledActiveImage checkToggleDisabledPassiveImage
+                checkToggleLevel radioButtonActiveImage radioButtonPassiveImage
+                radioButtonDisabledActiveImage radioButtonDisabledPassiveImage
+                comboButtonExtent comboButtonForm comboButtonDisabledForm
+                comboButtonLevel dropSource columnAdaptor tabAtEndAction
+                tabAtStartAction modifiedChannel autoScroll autoScrollBlock
+                needFitColumns scrollWhenUpdating separatorOneDColor
+                selectionForegroundColor selectionForegroundColorNoFocus
+                selectionBackgroundColor selectionBackgroundColorNoFocus
+                selectionFrameColor selectionFrameColorNoFocus previousExtent
+                selectConditionBlock scrollRowWise autoScrollToColumn
+                cachedPreferredExtent sortListInPlace labelFgColor labelBgColor
+                updateListHolderWhenSorting ignoreReselect didEditWithDialog'
+        classVariableNames:'DefaultForegroundColor DefaultBackgroundColor
+                DefaultHilightForegroundColor DefaultHilightBackgroundColor
+                DefaultHilightFrameColor ButtonLightColor ButtonShadowColor
+                CheckToggleActiveImage CheckTogglePassiveImage
+                CheckToggleDisabledActiveImage CheckToggleDisabledPassiveImage
+                ButtonHalfLightColor ButtonHalfShadowColor ButtonEdgeStyle
+                CheckToggleForm CheckToggleLevel CheckToggleExtent
+                ComboButtonForm ComboButtonDisabledForm ComboButtonLevel
+                ComboButtonExtent StopRedrawSignal RadioButtonActiveImage
+                RadioButtonPassiveImage RadioButtonDisabledActiveImage
+                RadioButtonDisabledPassiveImage PreselectAllWhenOpeningEditor
+                DefaultHilightForegroundColorNoFocus
+                DefaultHilightBackgroundColorNoFocus DefaultLabelForegroundColor
+                DefaultLabelBackgroundColor'
+        poolDictionaries:''
+        category:'Views-DataSet'
 !
 
 !DSVColumnView class methodsFor:'documentation'!
@@ -1837,6 +1837,10 @@
         self updateColumnFromEditValue.
         ^ self
     ].
+    chgObj == enableChannel ifTrue:[
+        self invalidate.
+        ^ self
+    ].
 
     chgObj == model ifTrue:[
         (what == #selectionIndex or:[ what == #selection ]) ifTrue:[
@@ -1935,6 +1939,7 @@
 
     "Modified: / 30-01-2000 / 12:16:49 / cg"
     "Modified: / 08-03-2018 / 18:06:19 / stefan"
+    "Modified: / 22-05-2019 / 16:03:54 / Stefan Vogel"
     "Modified: / 21-05-2019 / 17:22:20 / Claus Gittinger"
 !