xmonad-config/lib/XMonad/Internal/DBus/Common.hs

27 lines
740 B
Haskell

{-# LANGUAGE OverloadedStrings #-}
module XMonad.Internal.DBus.Common
( callMethod
, addMatchCallback
) where
import DBus
import DBus.Client
-- TODO export the bus name (org.xmonad)
-- TODO not all methods warrent that we wait for a reply?
callMethod :: MethodCall -> IO (Maybe [Variant])
callMethod mc = do
client <- connectSession
-- TODO handle clienterrors here
reply <- call client mc { methodCallDestination = Just "org.xmonad" }
return $ case reply of
Left _ -> Nothing
Right ret -> Just $ methodReturnBody ret
addMatchCallback :: MatchRule -> ([Variant] -> IO ()) -> IO SignalHandler
addMatchCallback rule cb = do
client <- connectSession
addMatch client rule $ cb . signalBody