{-# LANGUAGE TypeApplications #-}


-- | Copyright  : Will Thompson and Iñaki García Etxebarria
-- License    : LGPL-2.1
-- Maintainer : Iñaki García Etxebarria
-- 
-- An opaque data structure that represents a keyed data list.
-- 
-- See also: [Keyed data lists][glib-Keyed-Data-Lists].

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

module GI.GLib.Structs.Data
    ( 

-- * Exported types
    Data(..)                                ,


 -- * Methods

#if defined(ENABLE_OVERLOADING)
    ResolveDataMethod                       ,
#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 Data = Data (SP.ManagedPtr Data)
    deriving (Data -> Data -> Bool
(Data -> Data -> Bool) -> (Data -> Data -> Bool) -> Eq Data
forall a. (a -> a -> Bool) -> (a -> a -> Bool) -> Eq a
/= :: Data -> Data -> Bool
$c/= :: Data -> Data -> Bool
== :: Data -> Data -> Bool
$c== :: Data -> Data -> Bool
Eq)

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

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


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

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

instance (info ~ ResolveDataMethod t Data, O.OverloadedMethod info Data p) => OL.IsLabel t (Data -> 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 ~ ResolveDataMethod t Data, O.OverloadedMethod info Data p, R.HasField t Data p) => R.HasField t Data p where
    getField = O.overloadedMethod @info

#endif

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

#endif