xmonad-config/lib/Xmobar/Plugins/Screensaver.hs

32 lines
898 B
Haskell

--------------------------------------------------------------------------------
-- | Screensaver plugin
--
-- Use the custom DBus interface exported by the XMonad process so I can react
-- to signals spawned by commands
module Xmobar.Plugins.Screensaver
( Screensaver(..)
, ssAlias
) where
import Xmobar
import XMonad.Internal.DBus.Common
import XMonad.Internal.DBus.Screensaver
import Xmobar.Plugins.Common
newtype Screensaver = Screensaver (String, String, String) deriving (Read, Show)
ssAlias :: String
ssAlias = "screensaver"
instance Exec Screensaver where
alias (Screensaver _) = ssAlias
start (Screensaver (text, colorOn, colorOff)) cb = do
withDBusClientConnection_ False $ \c -> do
matchSignal (cb . fmtState) c
cb . fmtState =<< callQuery c
where
fmtState = maybe na $ chooseColor text colorOn colorOff