module XMonad.Layout.NoBorders (
noBorders,
smartBorders,
withBorder
) where
import XMonad
import XMonad.Layout.LayoutModifier
import qualified XMonad.StackSet as W
import Data.List ((\\))
data WithBorder a = WithBorder Dimension [a] deriving ( Read, Show )
instance LayoutModifier WithBorder Window where
unhook (WithBorder _ s) = asks (borderWidth . config) >>= setBorders s
redoLayout (WithBorder n s) _ _ wrs = do
asks (borderWidth . config) >>= setBorders (s \\ ws)
setBorders ws n
return (wrs, Just $ WithBorder n ws)
where
ws = map fst wrs
noBorders :: LayoutClass l Window => l Window -> ModifiedLayout WithBorder l Window
noBorders = ModifiedLayout $ WithBorder 0 []
withBorder :: LayoutClass l a => Dimension -> l a -> ModifiedLayout WithBorder l a
withBorder b = ModifiedLayout $ WithBorder b []
setBorders :: [Window] -> Dimension -> X ()
setBorders ws bw = withDisplay $ \d -> mapM_ (\w -> io $ setWindowBorderWidth d w bw) ws
data SmartBorder a = SmartBorder [a] deriving (Read, Show)
instance LayoutModifier SmartBorder Window where
unhook (SmartBorder s) = asks (borderWidth . config) >>= setBorders s
redoLayout (SmartBorder s) _ _ wrs = do
ss <- gets (W.screens . windowset)
if singleton ws && singleton ss
then do
asks (borderWidth . config) >>= setBorders (s \\ ws)
setBorders ws 0
return (wrs, Just $ SmartBorder ws)
else do
asks (borderWidth . config) >>= setBorders s
return (wrs, Just $ SmartBorder [])
where
ws = map fst wrs
singleton = null . drop 1
smartBorders :: LayoutClass l a => l a -> ModifiedLayout SmartBorder l a
smartBorders = ModifiedLayout (SmartBorder [])