diff options
Diffstat (limited to 'app/Main.hs')
| -rw-r--r-- | app/Main.hs | 154 |
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 |