On Sun, Nov 21, 1999 at 09:55:30AM -0800, Dan Ingalls wrote:

>NOTE 1:  If you are seriously interested in any of these projects, I suggest
>that you announce it to the Squeak List in order to avoid duplication (ar at
>least to be aware of it).  This is important also because I have suggested
>some of these as possible student projects at various times in the past.
>
.....
>
>ProtoObject (1-2 days)
>We have several subclasses of nil already, with a few more waiting in the
>wings.While instances of these classes must not respond to normal messages,
>things are much more convenient if they do have a small kernel of methods to
>support generic object maintenance.  So this project is to make such a class, 
>slip it into the class hierarchy above Object (will require some pointer 
>surgery (and don't forget to re-route Object class's superclass pointer)), 
>and incorporate the methods in that are now in all the other subclasses of 
>nil.  It would also be nice to include or point to summary explanations of 
>doesNotUnderstand:, cannotInterpret:, and any other related mechanisms.  
>This is actually simple, but it has to be done right.

I'm interested in doing this.  

     Marcus

--
Marcus Denker marcus at ira.uka.de phone at home:(0721)614235 @work:(0721)608-2749