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Diffstat (limited to '')
| -rw-r--r-- | MagicFocus.hs | 34 |
1 files changed, 23 insertions, 11 deletions
diff --git a/MagicFocus.hs b/MagicFocus.hs index 7bce455..0f7230b 100644 --- a/MagicFocus.hs +++ b/MagicFocus.hs @@ -11,26 +11,38 @@ -- Automagically put the focused window in the master area. ----------------------------------------------------------------------------- -module XMonadContrib.MagicFocus ( - -- * Usage - -- $usage - magicFocus) where +module XMonadContrib.MagicFocus + (-- * Usage + -- $usage + MagicFocus(MagicFocus) + ) where -import Graphics.X11.Xlib (Window) +import Graphics.X11.Xlib import XMonad import StackSet -- $usage -- > import XMonadContrib.MagicFocus --- > defaultLayouts = [ magicFocus tiled , magicFocus $ mirror tiled ] +-- > defaultLayouts = [ SomeLayout $ MagicFocus tiled , SomeLayout $ MagicFocus $ Mirror tiled ] -- %import XMonadContrib.MagicFocus --- %layout , magicFocus tiled --- %layout , magicFocus $ mirror tiled +-- %layout , SomeLayout $ MagicFocus tiled +-- %layout , SomeLayout $ MagicFocus $ Mirror tiled -magicFocus :: Layout Window -> Layout Window -magicFocus l = l { doLayout = \r s -> withWindowSet (return . peek) >>= (doLayout l) r . swap s - , modifyLayout = \x -> fmap magicFocus `fmap` modifyLayout l x } + +data MagicFocus l a = MagicFocus (l a) deriving ( Show , Read ) + +instance (Layout l Window) => Layout (MagicFocus l) Window where + doLayout = magicFocus + +magicFocus :: Layout l Window => MagicFocus l Window -> Rectangle + -> Stack Window -> X ([(Window, Rectangle)], Maybe (MagicFocus l Window)) +magicFocus (MagicFocus l) r s = + withWindowSet $ \wset -> do + (ws,nl) <- doLayout l r (swap s $ peek wset) + case nl of + Nothing -> return (ws, Nothing) + Just l' -> return (ws, Just $ MagicFocus l') swap :: (Eq a) => Stack a -> Maybe a -> Stack a swap (Stack f u d) focused | Just f == focused = Stack f [] (reverse u ++ d) |