[Haskell-cafe] Call for GUI examples - Functional Reactive Programming

[Heinrich Apfelmus]

Paul Liu wrote:
> You guys might want to checkout the recent work on Euterpea at Yale
> CS. In particular:
> 
> 1. Paul Hudak is writing a new book. http://plucky.cs.yale.edu/cs431/reading.htm
> 2. It uses FRP and arrows for sound synthesis.
> 3. It combines FRP signals with monadic (which recently gets
> re-written in arrows) GUI composition.
> 4. New novel techniques is being developed to handle I/O within arrows
> framework.
> 
> The code can be obtained through darcs, details at
> http://plucky.cs.yale.edu/cs431/software_resources.htm

Thanks! Paul Hudak has kindly drawn my attention to Euterpea as well.

> Notably, the way it handles GUI is that the composition of widgets are
> static, but the signals flowing between them are dynamic. This closely
> follows Conal Elliott's Phooey approach, and greatly reduces the
> complexity of GUI programming.

 From what I understand, this new approach to I/O for arrows is equal in 
expressiveness to the approach I took in reactive-banana .


Best regards,
Heinrich Apfelmus

--
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