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57 lines
1.7 KiB
Haskell
57 lines
1.7 KiB
Haskell
-----------------------------------------------------------------------------
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-- |
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-- Module : XMonadContrib.Dmenu
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-- Copyright : (c) Spencer Janssen <sjanssen@cse.unl.edu>
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-- License : BSD-style (see LICENSE)
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--
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-- Maintainer : Spencer Janssen <sjanssen@cse.unl.edu>
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-- Stability : unstable
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-- Portability : unportable
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--
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-- A convenient binding to dmenu.
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--
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-----------------------------------------------------------------------------
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module XMonadContrib.Dmenu (
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-- * Usage
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-- $usage
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dmenu, dmenuXinerama,
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runProcessWithInput
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) where
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import XMonad
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import qualified StackSet as W
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import System.Process
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import System.IO
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import Control.Monad.State
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-- $usage
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-- You can use this module with the following in your Config.hs file:
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--
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-- > import XMonadContrib.Dmenu
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-- %import XMonadContrib.Dmenu
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runProcessWithInput :: FilePath -> [String] -> String -> IO String
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runProcessWithInput cmd args input = do
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(pin, pout, perr, ph) <- runInteractiveProcess cmd args Nothing Nothing
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hPutStr pin input
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hClose pin
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output <- hGetContents pout
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when (output==output) $ return ()
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hClose pout
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hClose perr
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waitForProcess ph
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return output
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-- | Starts dmenu on the current screen. Requires this patch to dmenu:
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-- <http://www.jcreigh.com/dmenu/dmenu-3.2-xinerama.patch>
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dmenuXinerama :: [String] -> X String
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dmenuXinerama opts = do
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curscreen <- (fromIntegral . W.screen . W.current) `liftM` gets windowset :: X Int
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io $ runProcessWithInput "dmenu" ["-xs", show (curscreen+1)] (unlines opts)
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dmenu :: [String] -> X String
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dmenu opts = io $ runProcessWithInput "dmenu" [] (unlines opts)
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