I followed dmwit's guide on threaded gtk2hs, all GUI interaction is in the main thread, which is always bounded. This shouldn't really impact the lag, as soon as gtk2hs calls back to haskell, nothing stops the RTS from delaying main thread's peaceful return to C-land for arbitrary amount of time.
2013/2/5 Ertugrul Söylemez <e...@ertes.de>: > Be sure to compile with -threaded. Also note that GUI libraries often > want to run in a bound thread. _______________________________________________ Haskell-Cafe mailing list Haskell-Cafe@haskell.org http://www.haskell.org/mailman/listinfo/haskell-cafe