taffybar-2.1.0: src/System/Taffybar/Hooks.hs

module System.Taffybar.Hooks
  ( module System.Taffybar.DBus
  , module System.Taffybar.Hooks
  , refreshBatteriesOnPropChange
  ) where

import Control.Concurrent
import Control.Monad.Trans.Class
import System.Taffybar.Context
import System.Taffybar.DBus
import System.Taffybar.Information.Battery
import System.Taffybar.Information.Network

newtype NetworkInfoChan = NetworkInfoChan (Chan [(String, (Rational, Rational))])

buildInfoChan :: Double -> IO NetworkInfoChan
buildInfoChan interval = do
  chan <- newChan
  _ <- forkIO $ monitorNetworkInterfaces interval $ writeChan chan
  return $ NetworkInfoChan chan

getNetworkChan :: TaffyIO NetworkInfoChan
getNetworkChan = getStateDefault $ lift $ buildInfoChan 2.0

withBatteryRefresh :: TaffybarConfig -> TaffybarConfig
withBatteryRefresh = appendHook refreshBatteriesOnPropChange