{-# LANGUAGE TypeApplications #-}
#if (MIN_VERSION_haskell_gi_overloading(1,0,0) && !defined(__HADDOCK_VERSION__))
#define ENABLE_OVERLOADING
#endif
module GI.Cairo.Structs.Context
(
Context(..) ,
noContext ,
#if defined(ENABLE_OVERLOADING)
ResolveContextMethod ,
#endif
) where
import Data.GI.Base.ShortPrelude
import qualified Data.GI.Base.ShortPrelude as SP
import qualified Data.GI.Base.Overloading as O
import qualified Prelude as P
import qualified Data.GI.Base.Attributes as GI.Attributes
import qualified Data.GI.Base.ManagedPtr as B.ManagedPtr
import qualified Data.GI.Base.GClosure as B.GClosure
import qualified Data.GI.Base.GError as B.GError
import qualified Data.GI.Base.GVariant as B.GVariant
import qualified Data.GI.Base.GValue as B.GValue
import qualified Data.GI.Base.GParamSpec as B.GParamSpec
import qualified Data.GI.Base.CallStack as B.CallStack
import qualified Data.GI.Base.Properties as B.Properties
import qualified Data.GI.Base.Signals as B.Signals
import qualified Data.Text as T
import qualified Data.ByteString.Char8 as B
import qualified Data.Map as Map
import qualified Foreign.Ptr as FP
import qualified GHC.OverloadedLabels as OL
newtype Context = Context (ManagedPtr Context)
deriving (Context -> Context -> Bool
(Context -> Context -> Bool)
-> (Context -> Context -> Bool) -> Eq Context
forall a. (a -> a -> Bool) -> (a -> a -> Bool) -> Eq a
/= :: Context -> Context -> Bool
$c/= :: Context -> Context -> Bool
== :: Context -> Context -> Bool
$c== :: Context -> Context -> Bool
Eq)
foreign import ccall "cairo_gobject_context_get_type" c_cairo_gobject_context_get_type ::
IO GType
instance BoxedObject Context where
boxedType :: Context -> IO GType
boxedType _ = IO GType
c_cairo_gobject_context_get_type
instance B.GValue.IsGValue Context where
toGValue :: Context -> IO GValue
toGValue o :: Context
o = do
GType
gtype <- IO GType
c_cairo_gobject_context_get_type
Context -> (Ptr Context -> IO GValue) -> IO GValue
forall a c.
(HasCallStack, ManagedPtrNewtype a) =>
a -> (Ptr a -> IO c) -> IO c
B.ManagedPtr.withManagedPtr Context
o (GType
-> (GValue -> Ptr Context -> IO ()) -> Ptr Context -> IO GValue
forall a. GType -> (GValue -> a -> IO ()) -> a -> IO GValue
B.GValue.buildGValue GType
gtype GValue -> Ptr Context -> IO ()
forall a. GValue -> Ptr a -> IO ()
B.GValue.set_boxed)
fromGValue :: GValue -> IO Context
fromGValue gv :: GValue
gv = do
Ptr Context
ptr <- GValue -> IO (Ptr Context)
forall b. GValue -> IO (Ptr b)
B.GValue.get_boxed GValue
gv :: IO (Ptr Context)
(ManagedPtr Context -> Context) -> Ptr Context -> IO Context
forall a.
(HasCallStack, BoxedObject a) =>
(ManagedPtr a -> a) -> Ptr a -> IO a
B.ManagedPtr.newBoxed ManagedPtr Context -> Context
Context Ptr Context
ptr
noContext :: Maybe Context
noContext :: Maybe Context
noContext = Maybe Context
forall a. Maybe a
Nothing
#if defined(ENABLE_OVERLOADING)
instance O.HasAttributeList Context
type instance O.AttributeList Context = ContextAttributeList
type ContextAttributeList = ('[ ] :: [(Symbol, *)])
#endif
#if defined(ENABLE_OVERLOADING)
type family ResolveContextMethod (t :: Symbol) (o :: *) :: * where
ResolveContextMethod l o = O.MethodResolutionFailed l o
instance (info ~ ResolveContextMethod t Context, O.MethodInfo info Context p) => OL.IsLabel t (Context -> p) where
#if MIN_VERSION_base(4,10,0)
fromLabel = O.overloadedMethod @info
#else
fromLabel _ = O.overloadedMethod @info
#endif
#endif