Can you give me a bit more context (or point me to the code) showing 
some more details (I kinda-get-it from your post, but want to really 
touch it :-) ).

On Wednesday, Nov 5, 2003, at 20:51 Europe/Zurich, Adam Spitz wrote:

> Avi Bryant wrote:
>
>> I would definitely like to be able to access the element that was
>> removed, if that's easy to do.  Otherwise many clients of these
>> notifications will have to keep around their own element caches
>> so that they can figure out what needs to be done with a removal.
>
> Yes. That's exactly my problem. I want to figure out whether to re-pull
> a Registry's items when a method is removed (or changed). If the 
> removed
> method (or the previous version of the method) was registering items 
> for
> that registry, I need to; otherwise I don't. My current workaround is 
> an
> ugly hack. :) I'd like to get rid of it.
>
>
> Adam
>
>
Roel Wuyts                                                              
   DeComp
roel.wuyts at ulb.ac.be                               Université Libre de 
Bruxelles
http://homepages.ulb.ac.be/~rowuyts/                                    
Belgique
Board Member of the European Smalltalk User Group: www.esug.org