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-- A layout that splits the screen into a square area and the rest of the
-- screen.
-- An example layout using square to make the very last area square:
-- , combo [(tabbed,3),(tabbed,30),(tabbed,1),(tabbed,1)]
-- (combo [(twoPane 0.03 0.2,1)
-- ,(combo [(twoPane 0.03 0.8,1),(square,1)]
-- (mirror $ twoPane 0.03 0.85),1)] (twoPane 0.03 0.5) )
module XMonadContrib.Square ( square ) where
import XMonad
import Graphics.X11.Xlib
import StackSet ( integrate )
square :: Layout
square = Layout { doLayout = \r s -> arrange r (integrate s), modifyLayout = message }
where
arrange rect ws@(_:_) = do
let (rest, sq) = splitSquare rect
return (map (\w->(w,rest)) (init ws) ++ [(last ws,sq)])
arrange _ [] = return []
message _ = return Nothing
splitSquare :: Rectangle -> (Rectangle, Rectangle)
splitSquare (Rectangle x y w h)
| w > h = (Rectangle x y (w - h) h, Rectangle (x+fromIntegral (w-h)) y h h)
| otherwise = (Rectangle x y w (h-w), Rectangle x (y+fromIntegral (h-w)) w w)
|