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module XMonadContrib.Dmenu (dmenu, dmenuXinerama, runProcessWithInput) where
import XMonad
import qualified StackSet as W
import System.Process
import System.IO
import Control.Monad.State
import Data.Maybe
import qualified Data.Map as M
runProcessWithInput :: FilePath -> [String] -> String -> IO String
runProcessWithInput cmd args input = do
(pin, pout, perr, ph) <- runInteractiveProcess cmd args Nothing Nothing
hPutStr pin input
hClose pin
output <- hGetContents pout
when (output==output) $ return ()
hClose pout
hClose perr
waitForProcess ph
return output
-- Starts dmenu on the current screen. Requires this patch to dmenu:
-- http://www.jcreigh.com/dmenu/dmenu-2.8-xinerama.patch
dmenuXinerama :: [String] -> X String
dmenuXinerama opts = do
ws <- gets workspace
let curscreen = fromIntegral $ fromMaybe 0 (M.lookup (W.current ws) (W.ws2screen ws)) :: Int
io $ runProcessWithInput "dmenu" ["-xs", show (curscreen+1)] (unlines opts)
dmenu :: [String] -> X String
dmenu opts = io $ runProcessWithInput "dmenu" [] (unlines opts)
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