GUI frameworks and prototype objects (Was: Getting Started with Squeak)

Laurence Rozier lrozier at
Fri Oct 2 03:54:34 UTC 1998

Perhaps the prototype is not so radical anymore. It has snuck up on us via one
of the most popular languages in use today - JavaScript! The following links
should provide a good start for exploring JavaScript's prototype-based,
object-oriented power:^8261@.ee8b481


wirth at wrote:

> "Alejandro F. Reimondo" <aleReimondo at> wrote:
> > Parts for Smalltalk works connecting objects with links.
> > The objects can be visual (GUI) objects or non-visual.
> > You can save your work in aFile with the component,
> >   later you can use the component (loaded from file).
> > You can connect the parts with point & drag; but if you want to, you can
> write
> >  a new method for any object. The method will be bound to the object (not
> to
> >  its class) to expand the part or to implement a more convenient message
> >  in the context where the part is been used.
> What we're getting into here is the advantage of instance-methods, or more
> radically, prototype object models, for dynamic GUI building environments.
> A couple interesting examples of such systems include:
> * Amulet, done by Brad Myers' group at CMU, in which they implemented a
> prototype object model on top of C++(!):
> *SK8, done at Apple (a project with which I was associated for awhile),
> with a prototype object model implemented on top of Lisp:
>        <--- Sigh... this link appears
> to be dead.
> *NewtonScript, a relative of Self, with a really funky
> inheritance/containment model.
> *Hmm... I bet we can consider Cocoa (now Stagecast) to be built with
> prototypes, too :-)
> Mike Wirth

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