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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 /app/Main.hs
parent4432e942ac409fa359579bd2e5b546474503a002 (diff)
downloadxmobar-fa681551411e8c74e6462f6997c37fcc38335d4d.tar.gz
xmobar-fa681551411e8c74e6462f6997c37fcc38335d4d.tar.bz2
XMobar.App.Opts
Diffstat (limited to 'app/Main.hs')
-rw-r--r--app/Main.hs154
1 files changed, 11 insertions, 143 deletions
diff --git a/app/Main.hs b/app/Main.hs
index fb1a7ca..3c17447 100644
--- a/app/Main.hs
+++ b/app/Main.hs
@@ -17,16 +17,13 @@ module Main (main) where
import Data.List (intercalate)
-import Data.Version (showVersion)
-import System.Console.GetOpt
-import System.Exit
import System.Environment (getArgs)
import Control.Monad (unless)
-import Text.Read (readMaybe)
import System.Posix.Files (fileExist)
import Xmobar
-import Paths_xmobar (version)
+import Xmobar.App.Main
+import Xmobar.App.Opts
-- $main
@@ -41,6 +38,15 @@ main = do
"Fields missing from config defaulted: " ++ intercalate "," defaultings
doOpts c o >>= xmobar
+-- | Read default configuration file or load the default config
+defConfig :: String -> IO (Config,[String])
+defConfig msg = do
+ xdgConfigFile <- xmobarConfigFile
+ xdgConfigFileExists <- fileExist xdgConfigFile
+ if xdgConfigFileExists
+ then config xdgConfigFile msg
+ else return (defaultConfig,[])
+
config :: FilePath -> String -> IO (Config,[String])
config f msg = do
let err m = error $ f ++ ": " ++ m
@@ -51,141 +57,3 @@ config f msg = do
case r of
Left e -> err (show e)
Right res -> return res
-
--- | Read default configuration file or load the default config
-defConfig :: String -> IO (Config,[String])
-defConfig msg = do
- xdgConfigFile <- xmobarConfigFile
- xdgConfigFileExists <- fileExist xdgConfigFile
- if xdgConfigFileExists
- then config xdgConfigFile msg
- else return (defaultConfig,[])
-
-data Opts = Help
- | Debug
- | Version
- | Font String
- | BgColor String
- | FgColor String
- | Alpha String
- | T
- | B
- | D
- | AlignSep String
- | Commands String
- | AddCommand String
- | SepChar String
- | Template String
- | OnScr String
- | IconRoot String
- | Position String
- | WmClass String
- | WmName String
- deriving (Show, Eq)
-
-options :: [OptDescr Opts]
-options =
- [ Option "h?" ["help"] (NoArg Help) "This help"
- , Option "D" ["debug"] (NoArg Debug) "Emit verbose debugging messages"
- , Option "V" ["version"] (NoArg Version) "Show version information"
- , Option "f" ["font"] (ReqArg Font "font name") "Font name"
- , Option "w" ["wmclass"] (ReqArg WmClass "class") "X11 WM_CLASS property"
- , Option "n" ["wmname"] (ReqArg WmName "name") "X11 WM_NAME property"
- , Option "B" ["bgcolor"] (ReqArg BgColor "bg color" )
- "The background color. Default black"
- , Option "F" ["fgcolor"] (ReqArg FgColor "fg color")
- "The foreground color. Default grey"
- , Option "i" ["iconroot"] (ReqArg IconRoot "path")
- "Root directory for icon pattern paths. Default '.'"
- , Option "A" ["alpha"] (ReqArg Alpha "alpha")
- "Transparency: 0 is transparent, 255 is opaque. Default: 255"
- , Option "o" ["top"] (NoArg T) "Place xmobar at the top of the screen"
- , Option "b" ["bottom"] (NoArg B)
- "Place xmobar at the bottom of the screen"
- , Option "d" ["dock"] (NoArg D)
- "Don't override redirect from WM and function as a dock"
- , Option "a" ["alignsep"] (ReqArg AlignSep "alignsep")
- "Separators for left, center and right text\nalignment. Default: '}{'"
- , Option "s" ["sepchar"] (ReqArg SepChar "char")
- ("Character used to separate commands in" ++
- "\nthe output template. Default '%'")
- , Option "t" ["template"] (ReqArg Template "template")
- "Output template"
- , Option "c" ["commands"] (ReqArg Commands "commands")
- "List of commands to be executed"
- , Option "C" ["add-command"] (ReqArg AddCommand "command")
- "Add to the list of commands to be executed"
- , Option "x" ["screen"] (ReqArg OnScr "screen")
- "On which X screen number to start"
- , Option "p" ["position"] (ReqArg Position "position")
- "Specify position of xmobar. Same syntax as in config file"
- ]
-
-getOpts :: [String] -> IO ([Opts], [String])
-getOpts argv =
- case getOpt Permute options argv of
- (o,n,[]) -> return (o,n)
- (_,_,errs) -> error (concat errs ++ usage)
-
-usage :: String
-usage = usageInfo header options ++ footer
- where header = "Usage: xmobar [OPTION...] [FILE]\nOptions:"
- footer = "\nMail bug reports and suggestions to " ++ mail ++ "\n"
-
-info :: String
-info = "xmobar " ++ showVersion version
- ++ "\n (C) 2007 - 2010 Andrea Rossato "
- ++ "\n (C) 2010 - 2018 Jose A Ortega Ruiz\n "
- ++ mail ++ "\n" ++ license
-
-mail :: String
-mail = "<mail@jao.io>"
-
-license :: String
-license = "\nThis program is distributed in the hope that it will be useful," ++
- "\nbut WITHOUT ANY WARRANTY; without even the implied warranty of" ++
- "\nMERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE." ++
- "\nSee the License for more details."
-
-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