[Haskell-cafe] Zippers for gui elements?

Gü?nther Schmidt gue.schmidt at web.de
Sat Apr 18 17:09:47 EDT 2009

Hi all,

I need to control some gui elements, ie. stuff like when dis button is 
clicked make dat one inactive.

Some time ago, wish I'd remember where, I read about using Zippers for 
that sort of thing.

Does anybody know where I might have read that?


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