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authorDavid Roundy <droundy@darcs.net>2007-05-12 23:53:01 +0200
committerDavid Roundy <droundy@darcs.net>2007-05-12 23:53:01 +0200
commitd2e3f0eb762968cf6a75f828d82477c7ee4ed99f (patch)
treea70ba31d59d9b669b783d89aedeccd895a6d759b /Operations.hs
parent90b0097c6c99758b232f518589d76257b7e64a73 (diff)
downloadmetatile-d2e3f0eb762968cf6a75f828d82477c7ee4ed99f.tar
metatile-d2e3f0eb762968cf6a75f828d82477c7ee4ed99f.zip
put doLayout in the X monad.
darcs-hash:20070512215301-72aca-59213ac37c38e57d6ffed1d518afd4729f1744c9
Diffstat (limited to 'Operations.hs')
-rw-r--r--Operations.hs10
1 files changed, 6 insertions, 4 deletions
diff --git a/Operations.hs b/Operations.hs
index c890bd5..93fdba1 100644
--- a/Operations.hs
+++ b/Operations.hs
@@ -48,7 +48,9 @@ refresh = do
flip mapM_ (M.assocs (W.screen2ws ws)) $ \(scn, n) -> do
let sc = genericIndex xinesc scn -- temporary coercion!
(Just l) = fmap fst $ M.lookup n fls
- whenJust (W.index n ws) $ mapM_ (\(w, rect) -> io $ moveWindowInside d w rect) . doLayout l sc
+ whenJust (W.index n ws) $ \winds ->
+ do wrects <- doLayout l sc winds :: X [(Window,Rectangle)]
+ mapM_ (\(w, rect) -> io $ moveWindowInside d w rect) wrects
whenJust (W.peekStack n ws) (io . raiseWindow d)
whenJust (W.peek ws) setFocus
clearEnterEvents
@@ -100,13 +102,13 @@ data Resize = Shrink | Expand deriving Typeable
instance Message Resize
full :: Layout
-full = Layout { doLayout = \sc ws -> [ (w,sc) | w <- ws ]
+full = Layout { doLayout = \sc ws -> return [ (w,sc) | w <- ws ]
, modifyLayout = const Nothing } -- no changes
tall, wide :: Rational -> Rational -> Layout
wide delta frac = mirrorLayout (tall delta frac)
-tall delta frac = Layout { doLayout = tile frac
+tall delta frac = Layout { doLayout = \a b -> return $ tile frac a b
, modifyLayout = fmap handler . fromMessage }
where handler s = tall delta $ (case s of
@@ -120,7 +122,7 @@ mirrorRect (Rectangle rx ry rw rh) = (Rectangle ry rx rh rw)
-- | Mirror a layout
mirrorLayout :: Layout -> Layout
mirrorLayout (Layout { doLayout = dl, modifyLayout = ml }) =
- Layout { doLayout = \sc -> map (second mirrorRect) . dl (mirrorRect sc)
+ Layout { doLayout = \sc w -> map (second mirrorRect) `fmap` dl (mirrorRect sc) w
, modifyLayout = fmap mirrorLayout . ml }
-- | tile. Compute the positions for windows in our default tiling modes