diff -r 39d326722589 -r dac91d5af289 UIPainter.st --- a/UIPainter.st Mon Jul 13 18:15:53 1998 +0200 +++ b/UIPainter.st Mon Jul 13 19:07:12 1998 +0200 @@ -2543,7 +2543,7 @@ treeSelection "called whenever the selection of the treeview has changed" - |view list spec slices size property tabComponent canCutOrCopy canPaste clipboard sel| + |view list spec slices size property tabComponent| self isModified ifTrue:[ (self confirm:'Accept modifications in section ' , tabSelection printString asBoldText, '?') ifTrue:[