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Factor out pprWindowSet (and Xinerama version) from dynamicLog.

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This patch lets you pretty-print a WindowSet to a string, rather than always
printing it out to stdout directly.
This commit is contained in:
Shachaf Ben-Kiki
2007-06-19 18:36:57 +00:00
parent 73d1c8d317
commit 4345709445
1 changed files with 20 additions and 18 deletions

38
DynamicLog.hs

@@ -21,7 +21,7 @@
module XMonadContrib.DynamicLog (
-- * Usage
-- $usage
dynamicLog, dynamicLogXinerama
dynamicLog, dynamicLogXinerama, pprWindowSet, pprWindowSetXinerama
) where
--
@@ -52,17 +52,18 @@ import qualified StackSet as S
--
dynamicLog :: X ()
dynamicLog = withWindowSet $ io . putStrLn . ppr
where
ppr s = concatMap fmt $ sortBy (compare `on` S.tag)
(map S.workspace (S.current s : S.visible s) ++ S.hidden s)
where this = S.tag (S.workspace (S.current s))
visibles = map (S.tag . S.workspace) (S.visible s)
dynamicLog = withWindowSet $ io . putStrLn . pprWindowSet
fmt w | S.tag w == this = "[" ++ pprTag w ++ "]"
| S.tag w `elem` visibles = "<" ++ pprTag w ++ ">"
| isJust (S.stack w) = " " ++ pprTag w ++ " "
| otherwise = ""
pprWindowSet :: WindowSet -> String
pprWindowSet s = concatMap fmt $ sortBy (compare `on` S.tag)
(map S.workspace (S.current s : S.visible s) ++ S.hidden s)
where this = S.tag (S.workspace (S.current s))
visibles = map (S.tag . S.workspace) (S.visible s)
fmt w | S.tag w == this = "[" ++ pprTag w ++ "]"
| S.tag w `elem` visibles = "<" ++ pprTag w ++ ">"
| isJust (S.stack w) = " " ++ pprTag w ++ " "
| otherwise = ""
-- |
-- Workspace logger with a format designed for Xinerama:
@@ -73,13 +74,14 @@ dynamicLog = withWindowSet $ io . putStrLn . ppr
-- and 2 and 7 are non-visible, non-empty workspaces
--
dynamicLogXinerama :: X ()
dynamicLogXinerama = withWindowSet $ io . putStrLn . ppr
where
ppr ws = "[" ++ unwords onscreen ++ "] " ++ unwords offscreen
where onscreen = map (pprTag . S.workspace)
. sortBy (compare `on` S.screen) $ S.current ws : S.visible ws
offscreen = map pprTag . filter (isJust . S.stack)
. sortBy (compare `on` S.tag) $ S.hidden ws
dynamicLogXinerama = withWindowSet $ io . putStrLn . pprWindowSetXinerama
pprWindowSetXinerama :: WindowSet -> String
pprWindowSetXinerama ws = "[" ++ unwords onscreen ++ "] " ++ unwords offscreen
where onscreen = map (pprTag . S.workspace)
. sortBy (compare `on` S.screen) $ S.current ws : S.visible ws
offscreen = map pprTag . filter (isJust . S.stack)
. sortBy (compare `on` S.tag) $ S.hidden ws
-- util functions
pprTag :: Integral i => S.Workspace i a -> String