[Haskell-cafe] Re: Arrows GUI Library Based on GTK+

Kevin Atkinson kevina at cs.utah.edu
Tue Mar 22 13:30:36 EST 2005

[From haskell@ to haskell-cafe@]

On Sat, 19 Mar 2005 ross at soi.city.ac.uk wrote:

> Some more minor suggestions:
> - I'd suggest making Container a newtype, so it could have an Arrow
>   instance (it would be a reader arrow).  Then hbox and vbox could be
>   used as arrow operators/combinators.

What will that give me?  Could you give me an example of how I would use 
it in such a manner?


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