System.WLC.Utilities

Documentation

checkPtr :: Ptr a -> Maybe (Ptr a)

getPtrValue :: Storable a => Ptr a -> IO (Maybe a)

apply3 :: (e -> a) -> (f -> b) -> (g -> c) -> (a -> b -> c -> d) -> e -> f -> g -> d

class Primitive a b where

Minimal complete definition

fromPrimitive, toPrimitive

Methods

fromPrimitive :: a -> b

toPrimitive :: b -> a

fromPrimitivePtr :: Storable a => Ptr a -> IO (Maybe b)

Instances

Primitive C'wlc_geometry Geometry

Primitive C'wlc_size Size

Primitive C'wlc_point Point

Primitive C'wlc_modifiers Modifiers