From f05f53f9057508ff274f5ee51b866e68fb09824a Mon Sep 17 00:00:00 2001
From: Matthias Schiffer <mschiffer@universe-factory.net>
Date: Wed, 11 Sep 2013 20:22:45 +0200
Subject: Set border width after running the layout

---
 MetaTile/Core.hs | 19 +++++++------------
 1 file changed, 7 insertions(+), 12 deletions(-)

(limited to 'MetaTile/Core.hs')

diff --git a/MetaTile/Core.hs b/MetaTile/Core.hs
index 14c4211..e116ccf 100644
--- a/MetaTile/Core.hs
+++ b/MetaTile/Core.hs
@@ -75,7 +75,7 @@ data WindowState = WindowState
     } deriving Show
 
 instance Eq WindowState where
-  (==) = (==) `on` (wsMapped &&& wsWaitingUnmap &&& wsFrame)
+    (==) = (==) `on` (wsMapped &&& wsWaitingUnmap &&& wsFrame)
 
 
 -- | XState, the (mutable) window manager state.
@@ -233,25 +233,20 @@ isRoot w = (w==) <$> asks theRoot
 getAtom :: String -> X Atom
 getAtom str = withDisplay $ \dpy -> io $ internAtom dpy str False
 
-emptyWindowState :: X WindowState
-emptyWindowState = asks (defaultBorderWidth . config) >>= return . WindowState False 0 none
+emptyWindowState :: WindowState
+emptyWindowState = WindowState False 0 none (BorderWidth 0 0 0 0)
 
 getWindowState :: Window -> X WindowState
-getWindowState w = do
-  ws <- gets $ (M.lookup w) . windowState
-  case ws of
-    Just s  -> return s
-    Nothing -> emptyWindowState
+getWindowState w = gets $ M.findWithDefault emptyWindowState w . windowState
 
 getsWindowState :: (WindowState -> a) -> Window -> X a
 getsWindowState f w = f <$> getWindowState w
 
 setWindowState :: Window -> WindowState -> X ()
 setWindowState w ws = do
-  emptyState <- emptyWindowState
-  let  f | ws == emptyState = M.delete w
-         | otherwise        = M.insert w ws
-  modify $ \s -> s { windowState = f (windowState s) }
+    let f | ws == emptyWindowState = M.delete w
+          | otherwise              = M.insert w ws
+    modify $ \s -> s { windowState = f (windowState s) }
 
 modifyWindowState :: (WindowState -> WindowState) -> Window -> X ()
 modifyWindowState f w = getWindowState w >>= return . f >>= setWindowState w
-- 
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