From 56d7d0a693340c6710adbc8623b20a7728e498a1 Mon Sep 17 00:00:00 2001 From: Spencer Janssen Date: Thu, 20 Sep 2007 23:10:42 +0200 Subject: Pointfree Mirror and SomeLayout instances darcs-hash:20070920211042-a5988-0fcfdaa8b1ecfffe0f1ec5e5584d53d7e31416d7.gz --- XMonad.hs | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'XMonad.hs') diff --git a/XMonad.hs b/XMonad.hs index e611c31..103639e 100644 --- a/XMonad.hs +++ b/XMonad.hs @@ -148,10 +148,8 @@ class (Show (layout a), Read (layout a)) => Layout layout a where modifyLayout :: layout a -> SomeMessage -> X (Maybe (layout a)) instance Layout SomeLayout a where - doLayout (SomeLayout l) r s = do (ars, ml') <- doLayout l r s - return (ars, SomeLayout `fmap` ml' ) - modifyLayout (SomeLayout l) m = do ml' <- modifyLayout l m - return (SomeLayout `fmap` ml') + doLayout (SomeLayout l) r s = fmap (fmap $ fmap SomeLayout) $ doLayout l r s + modifyLayout (SomeLayout l) = fmap (fmap SomeLayout) . modifyLayout l runLayout :: Layout l a => l a -> Rectangle -> StackOrNot a -> X ([(a, Rectangle)], Maybe (l a)) runLayout l r = maybe (return ([], Nothing)) (doLayout l r) -- cgit v1.2.3