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switch to Message type for layout messages

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Don Stewart 2007-05-05 01:43:32 +00:00
parent 4204c4daf6
commit 46f39d9d42
1 changed files with 6 additions and 3 deletions
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9
Mosaic.hs
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@ -35,16 +35,19 @@ module XMonadContrib.Mosaic ( mosaic, expandWindow, shrinkWindow, squareWindow )
import Data.Ratio
import Graphics.X11.Xlib
import XMonad
import Operations ( ShrinkOrExpand (Shrink, Expand) )
import Operations ( Resize(Shrink, Expand) )
import qualified Data.Map as M
import Data.List ( sort )
import Data.Dynamic ( Typeable, fromDynamic )
import Data.Typeable ( Typeable )
import Control.Monad ( mplus )
import System.IO.Unsafe
data HandleWindow = ExpandWindow Window | ShrinkWindow Window | SquareWindow Window
deriving ( Typeable, Eq )
instance Message HandleWindow
expandWindow, shrinkWindow, squareWindow :: Window -> HandleWindow
expandWindow = ExpandWindow
shrinkWindow = ShrinkWindow
@ -53,7 +56,7 @@ squareWindow = SquareWindow
mosaic :: Rational -> Rational -> M.Map Window WindowRater -> M.Map Window Area -> Layout
mosaic delta tileFrac raters areas = Layout { doLayout = mosaicL tileFrac raters areas
, modifyLayout = mlayout }
where mlayout x = (m1 `fmap` fromDynamic x) `mplus` (m2 `fmap` fromDynamic x)
where mlayout x = (m1 `fmap` fromMessage x) `mplus` (m2 `fmap` fromMessage x)
m1 Shrink = mosaic delta (tileFrac/(1+delta)) raters areas
m1 Expand = mosaic delta (tileFrac*(1+delta)) raters areas
m2 (ExpandWindow w) = mosaic delta tileFrac raters