System.Taffybar.Context

Documentation

type Taffy m v = MonadBase IO m => ReaderT Context m v

type Listener = Event -> Taffy IO ()

type SubscriptionList = [(Unique, Listener)]

data Value

Constructors

Typeable t => Value t

fromValue :: forall t. Typeable t => Value -> Maybe t

data Context

Constructors

Context

Fields

• x11ContextVar :: MVar X11Context
• listeners :: MVar SubscriptionList
• contextState :: MVar (Map TypeRep Value)

buildEmptyContext :: IO Context

asksContextVar :: (r -> MVar b) -> ReaderT r IO b

runX11 :: ReaderT X11Context IO b -> ReaderT Context IO b

getState :: forall t. Typeable t => Taffy IO (Maybe t)

putState :: Typeable t => t -> Taffy IO ()

liftReader :: Monad m => (m1 a -> m b) -> ReaderT r m1 a -> ReaderT r m b

taffyFork :: ReaderT r IO () -> ReaderT r IO ()

startX11EventHandler :: Taffy IO ()

unsubscribe :: Unique -> Taffy IO ()

subscribeToAll :: Listener -> Taffy IO Unique

subscribeToEvents :: [String] -> Listener -> Taffy IO Unique

handleX11Event :: Event -> Taffy IO ()