System.Information.SafeX11

Documentation

safeXGetWMHints :: Display -> Window -> IO (Ptr WMHints)

safeXGetWindowProperty :: Display -> Window -> Atom -> CLong -> CLong -> Bool -> Atom -> Ptr Atom -> Ptr CInt -> Ptr CULong -> Ptr CULong -> Ptr (Ptr CUChar) -> IO Status

rawGetWindowPropertyBytes :: Storable a => Int -> Display -> Atom -> Window -> IO (Maybe (ForeignPtr a, Int))

data SafeX11Exception

Constructors

SafeX11Exception

Instances

Eq SafeX11Exception

Methods

(==) :: SafeX11Exception -> SafeX11Exception -> Bool

(/=) :: SafeX11Exception -> SafeX11Exception -> Bool

Show SafeX11Exception

Methods

showsPrec :: Int -> SafeX11Exception -> ShowS

show :: SafeX11Exception -> String

showList :: [SafeX11Exception] -> ShowS

Exception SafeX11Exception

Methods

toException :: SafeX11Exception -> SomeException

fromException :: SomeException -> Maybe SafeX11Exception

displayException :: SafeX11Exception -> String

data IORequest

Constructors

IORequest

Fields

• ioAction :: IO a
• ioResponse :: Chan (Either SafeX11Exception a)

requestQueue :: Chan IORequest

x11Thread :: ThreadId

withErrorHandler :: XErrorHandler -> IO a -> IO a

startHandlingX11Requests :: IO ()

handleX11Requests :: IO ()

postX11RequestSync :: IO a -> IO (Either SafeX11Exception a)

postX11RequestSyncDef :: a -> IO a -> IO a

rawGetWindowProperty :: Storable a => Int -> Display -> Atom -> Window -> IO (Maybe [a])

getWindowProperty8 :: Display -> Atom -> Window -> IO (Maybe [CChar])

getWindowProperty16 :: Display -> Atom -> Window -> IO (Maybe [CShort])

getWindowProperty32 :: Display -> Atom -> Window -> IO (Maybe [CLong])

getWMHints :: Display -> Window -> IO WMHints

safeGetGeometry :: Display -> Drawable -> IO (Window, Position, Position, Dimension, Dimension, Dimension, CInt)

outParameters7 :: (Storable a, Storable b, Storable c, Storable d, Storable e, Storable f, Storable g) => (IO r -> IO ()) -> (Ptr a -> Ptr b -> Ptr c -> Ptr d -> Ptr e -> Ptr f -> Ptr g -> IO r) -> IO (a, b, c, d, e, f, g)

xGetGeometry :: Display -> Drawable -> Ptr Window -> Ptr Position -> Ptr Position -> Ptr Dimension -> Ptr Dimension -> Ptr Dimension -> Ptr CInt -> IO Status

Orphan instances

Show ErrorEvent

Methods

showsPrec :: Int -> ErrorEvent -> ShowS

show :: ErrorEvent -> String

showList :: [ErrorEvent] -> ShowS