{-# LANGUAGE TypeApplications #-}


-- | Copyright  : Will Thompson and Iñaki García Etxebarria
-- License    : LGPL-2.1
-- Maintainer : Iñaki García Etxebarria
-- 
-- /No description available in the introspection data./

#if (MIN_VERSION_haskell_gi_overloading(1,0,0) && !defined(__HADDOCK_VERSION__))
#define ENABLE_OVERLOADING
#endif

module GI.Wnck.Structs.Handle
    ( 

-- * Exported types
    Handle(..)                              ,


 -- * Methods

#if defined(ENABLE_OVERLOADING)
    ResolveHandleMethod                     ,
#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.BasicTypes as B.Types
import qualified Data.GI.Base.ManagedPtr as B.ManagedPtr
import qualified Data.GI.Base.GArray as B.GArray
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 Control.Monad.IO.Class as MIO
import qualified Data.Coerce as Coerce
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
import qualified GHC.Records as R


-- | Memory-managed wrapper type.
newtype Handle = Handle (SP.ManagedPtr Handle)
    deriving (Handle -> Handle -> Bool
(Handle -> Handle -> Bool)
-> (Handle -> Handle -> Bool) -> Eq Handle
forall a. (a -> a -> Bool) -> (a -> a -> Bool) -> Eq a
/= :: Handle -> Handle -> Bool
$c/= :: Handle -> Handle -> Bool
== :: Handle -> Handle -> Bool
$c== :: Handle -> Handle -> Bool
Eq)

instance SP.ManagedPtrNewtype Handle where
    toManagedPtr :: Handle -> ManagedPtr Handle
toManagedPtr (Handle ManagedPtr Handle
p) = ManagedPtr Handle
p

-- XXX Wrapping a foreign struct/union with no known destructor or size, leak?
instance BoxedPtr Handle where
    boxedPtrCopy :: Handle -> IO Handle
boxedPtrCopy = Handle -> IO Handle
forall (m :: * -> *) a. Monad m => a -> m a
return
    boxedPtrFree :: Handle -> IO ()
boxedPtrFree = \Handle
_x -> () -> IO ()
forall (m :: * -> *) a. Monad m => a -> m a
return ()


#if defined(ENABLE_OVERLOADING)
instance O.HasAttributeList Handle
type instance O.AttributeList Handle = HandleAttributeList
type HandleAttributeList = ('[ ] :: [(Symbol, *)])
#endif

#if defined(ENABLE_OVERLOADING)
type family ResolveHandleMethod (t :: Symbol) (o :: *) :: * where
    ResolveHandleMethod l o = O.MethodResolutionFailed l o

instance (info ~ ResolveHandleMethod t Handle, O.OverloadedMethod info Handle p) => OL.IsLabel t (Handle -> p) where
#if MIN_VERSION_base(4,10,0)
    fromLabel = O.overloadedMethod @info
#else
    fromLabel _ = O.overloadedMethod @info
#endif

#if MIN_VERSION_base(4,13,0)
instance (info ~ ResolveHandleMethod t Handle, O.OverloadedMethod info Handle p, R.HasField t Handle p) => R.HasField t Handle p where
    getField = O.overloadedMethod @info

#endif

instance (info ~ ResolveHandleMethod t Handle, O.OverloadedMethodInfo info Handle) => OL.IsLabel t (O.MethodProxy info Handle) where
#if MIN_VERSION_base(4,10,0)
    fromLabel = O.MethodProxy
#else
    fromLabel _ = O.MethodProxy
#endif

#endif