Morphs & Models question
Kevin Fisher
kgf at golden.net
Fri Oct 12 12:07:08 UTC 2001
On Thu, Oct 11, 2001 at 08:16:59PM -0700, Ned Konz wrote:
[snip]
>
> What kind of Morph are you talking about? Are you just referring to
> subclasses of MorphicModel? Outside of these, there is no explicit connection
> between a separate model object and a Morph, so you could do things any way
> you wanted.
Just a generic Morph...I think in my experiment I subclassed from a
RectangleMorph and changed the #delete method to emit changes.
>
> > Is it unreasonable to think that this could be done better with the
> > dependency mechanism instead?
>
> There are a number of calls to the model that expect a return value, so a
> pure notification wouldn't work in all cases. In this one case (deleting the
> Morph) it could work.
I understand now... :) perhaps I was getting a little carried
away with the dependency stuff (but it is so tempting, since it's so
useful!).
Thanks Ned!
>
> --
> Ned Konz
> currently: Stanwood, WA
> email: ned at bike-nomad.com
> homepage: http://bike-nomad.com
>
>
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