>>>Actually, I just tried it (despite what the documentation says) and yes, MODIFY CLASS does support the IN WINDOW clause.
>>
>>Post it in Wiki in undocumented features if it's not there already, please.
>>
>>I always tend to believe the documentation and never try things which are not documented <g>
>
>Is there a link for that topic? I don't find anything about undocumented features or document errors.

I added a new topic in Wiki, but unfortunately I don't know how to move it into the appropriate category. I welcome your comments about using this for Design time Event Handler.