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authorjao <jao@gnu.org>2018-11-30 01:46:14 +0000
committerjao <jao@gnu.org>2018-11-30 01:46:14 +0000
commitfa681551411e8c74e6462f6997c37fcc38335d4d (patch)
tree1cae95d28275936270778daa755e17d7a5df7c2b /src/Xmobar/App/Main.hs
parent4432e942ac409fa359579bd2e5b546474503a002 (diff)
downloadxmobar-fa681551411e8c74e6462f6997c37fcc38335d4d.tar.gz
xmobar-fa681551411e8c74e6462f6997c37fcc38335d4d.tar.bz2
XMobar.App.Opts
Diffstat (limited to 'src/Xmobar/App/Main.hs')
-rw-r--r--src/Xmobar/App/Main.hs48
1 files changed, 47 insertions, 1 deletions
diff --git a/src/Xmobar/App/Main.hs b/src/Xmobar/App/Main.hs
index 34d73e5..efc2753 100644
--- a/src/Xmobar/App/Main.hs
+++ b/src/Xmobar/App/Main.hs
@@ -15,10 +15,12 @@
------------------------------------------------------------------------------
-module Xmobar.App.Main (xmobar) where
+module Xmobar.App.Main (xmobar, doOpts) where
import Data.Foldable (for_)
import qualified Data.Map as Map
+import System.Exit
+import Text.Read (readMaybe)
import Graphics.X11.Xlib
import Control.Concurrent.Async (Async, cancel)
@@ -30,6 +32,7 @@ import Xmobar.Run.Template
import Xmobar.X11.Types
import Xmobar.X11.Text
import Xmobar.X11.Window
+import Xmobar.App.Opts
import Xmobar.App.EventLoop (startLoop, startCommand)
xmobar :: Config -> IO ()
@@ -54,3 +57,46 @@ cleanupThreads :: [[([Async ()], a)]] -> IO ()
cleanupThreads vars =
for_ (concat vars) $ \(asyncs, _) ->
for_ asyncs cancel
+
+doOpts :: Config -> [Opts] -> IO Config
+doOpts conf [] =
+ return (conf {lowerOnStart = lowerOnStart conf && overrideRedirect conf})
+doOpts conf (o:oo) =
+ case o of
+ Help -> putStr usage >> exitSuccess
+ Version -> putStrLn info >> exitSuccess
+ Debug -> doOpts' conf
+ Font s -> doOpts' (conf {font = s})
+ WmClass s -> doOpts' (conf {wmClass = s})
+ WmName s -> doOpts' (conf {wmName = s})
+ BgColor s -> doOpts' (conf {bgColor = s})
+ FgColor s -> doOpts' (conf {fgColor = s})
+ Alpha n -> doOpts' (conf {alpha = read n})
+ T -> doOpts' (conf {position = Top})
+ B -> doOpts' (conf {position = Bottom})
+ D -> doOpts' (conf {overrideRedirect = False})
+ AlignSep s -> doOpts' (conf {alignSep = s})
+ SepChar s -> doOpts' (conf {sepChar = s})
+ Template s -> doOpts' (conf {template = s})
+ IconRoot s -> doOpts' (conf {iconRoot = s})
+ OnScr n -> doOpts' (conf {position = OnScreen (read n) $ position conf})
+ Commands s -> case readCom 'c' s of
+ Right x -> doOpts' (conf {commands = x})
+ Left e -> putStr (e ++ usage) >> exitWith (ExitFailure 1)
+ AddCommand s -> case readCom 'C' s of
+ Right x -> doOpts' (conf {commands = commands conf ++ x})
+ Left e -> putStr (e ++ usage) >> exitWith (ExitFailure 1)
+ Position s -> readPosition s
+ where readCom c str =
+ case readStr str of
+ [x] -> Right x
+ _ -> Left ("xmobar: cannot read list of commands " ++
+ "specified with the -" ++ c:" option\n")
+ readStr str = [x | (x,t) <- reads str, ("","") <- lex t]
+ doOpts' c = doOpts c oo
+ readPosition string =
+ case readMaybe string of
+ Just x -> doOpts' (conf { position = x })
+ Nothing -> do
+ putStrLn "Can't parse position option, ignoring"
+ doOpts' conf