    {-# LANGUAGE TypeApplications #-}

    -- | Copyright  : Will Thompson and Iñaki García Etxebarria
    -- License    : LGPL-2.1
    -- Maintainer : Iñaki García Etxebarria
    --
    -- Data structure for holding user-data keys.

    #if !defined(__HADDOCK_VERSION__)
    #define ENABLE_OVERLOADING
    #endif

    module GI.HarfBuzz.Structs.UserDataKeyT
        (

    -- * Exported types
        UserDataKeyT(..)                        ,
        newZeroUserDataKeyT                     ,

     -- * Methods

    #if defined(ENABLE_OVERLOADING)
        ResolveUserDataKeyTMethod               ,
    #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.GHashTable as B.GHT
    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.Kind as DK
    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
    import qualified Data.Word as DW
    import qualified Data.Int as DI
    import qualified System.Posix.Types as SPT
    import qualified Foreign.C.Types as FCT

    -- Workaround for https://gitlab.haskell.org/ghc/ghc/-/issues/23392
    #if MIN_VERSION_base(4,18,0)

    #else

    #endif

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

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

    foreign import ccall "hb_gobject_user_data_key_get_type" c_hb_gobject_user_data_key_get_type ::
        IO GType

    type instance O.ParentTypes UserDataKeyT = '[]
    instance O.HasParentTypes UserDataKeyT

    instance B.Types.TypedObject UserDataKeyT where
        glibType :: IO GType
    glibType = IO GType
    c_hb_gobject_user_data_key_get_type

    instance B.Types.GBoxed UserDataKeyT

    -- | Convert 'UserDataKeyT' to and from 'Data.GI.Base.GValue.GValue'. See 'Data.GI.Base.GValue.toGValue' and 'Data.GI.Base.GValue.fromGValue'.
    instance B.GValue.IsGValue (Maybe UserDataKeyT) where
        gvalueGType_ :: IO GType
    gvalueGType_ = IO GType
    c_hb_gobject_user_data_key_get_type
        gvalueSet_ :: Ptr GValue -> Maybe UserDataKeyT -> IO ()
    gvalueSet_ Ptr GValue
    gv Maybe UserDataKeyT
    P.Nothing = Ptr GValue -> Ptr UserDataKeyT -> IO ()
    forall a. Ptr GValue -> Ptr a -> IO ()
    B.GValue.set_boxed Ptr GValue
    gv (Ptr UserDataKeyT
    forall a. Ptr a
    FP.nullPtr :: FP.Ptr UserDataKeyT)
        gvalueSet_ Ptr GValue
    gv (P.Just UserDataKeyT
    obj) = UserDataKeyT -> (Ptr UserDataKeyT -> IO ()) -> IO ()
    forall a c.
    (HasCallStack, ManagedPtrNewtype a) =>
    a -> (Ptr a -> IO c) -> IO c
    B.ManagedPtr.withManagedPtr UserDataKeyT
    obj (Ptr GValue -> Ptr UserDataKeyT -> IO ()
    forall a. Ptr GValue -> Ptr a -> IO ()
    B.GValue.set_boxed Ptr GValue
    gv)
        gvalueGet_ :: Ptr GValue -> IO (Maybe UserDataKeyT)
    gvalueGet_ Ptr GValue
    gv = do
            Ptr UserDataKeyT
    ptr <- Ptr GValue -> IO (Ptr UserDataKeyT)
    forall b. Ptr GValue -> IO (Ptr b)
    B.GValue.get_boxed Ptr GValue
    gv :: IO (Ptr UserDataKeyT)
            if Ptr UserDataKeyT
    ptr Ptr UserDataKeyT -> Ptr UserDataKeyT -> Bool
    forall a. Eq a => a -> a -> Bool
    /= Ptr UserDataKeyT
    forall a. Ptr a
    FP.nullPtr
            then UserDataKeyT -> Maybe UserDataKeyT
    forall a. a -> Maybe a
    P.Just (UserDataKeyT -> Maybe UserDataKeyT)
    -> IO UserDataKeyT -> IO (Maybe UserDataKeyT)
    forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
    <$> (ManagedPtr UserDataKeyT -> UserDataKeyT)
    -> Ptr UserDataKeyT -> IO UserDataKeyT
    forall a.
    (HasCallStack, GBoxed a) =>
    (ManagedPtr a -> a) -> Ptr a -> IO a
    B.ManagedPtr.newBoxed ManagedPtr UserDataKeyT -> UserDataKeyT
    UserDataKeyT Ptr UserDataKeyT
    ptr
            else Maybe UserDataKeyT -> IO (Maybe UserDataKeyT)
    forall a. a -> IO a
    forall (m :: * -> *) a. Monad m => a -> m a
    return Maybe UserDataKeyT
    forall a. Maybe a
    P.Nothing

    -- | Construct a `UserDataKeyT` struct initialized to zero.
    newZeroUserDataKeyT :: MonadIO m => m UserDataKeyT
    newZeroUserDataKeyT :: forall (m :: * -> *). MonadIO m => m UserDataKeyT
    newZeroUserDataKeyT = IO UserDataKeyT -> m UserDataKeyT
    forall a. IO a -> m a
    forall (m :: * -> *) a. MonadIO m => IO a -> m a
    liftIO (IO UserDataKeyT -> m UserDataKeyT)
    -> IO UserDataKeyT -> m UserDataKeyT
    forall a b. (a -> b) -> a -> b
    $ Int -> IO (Ptr UserDataKeyT)
    forall a. GBoxed a => Int -> IO (Ptr a)
    callocBoxedBytes Int
    1 IO (Ptr UserDataKeyT)
    -> (Ptr UserDataKeyT -> IO UserDataKeyT) -> IO UserDataKeyT
    forall a b. IO a -> (a -> IO b) -> IO b
    forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
    >>= (ManagedPtr UserDataKeyT -> UserDataKeyT)
    -> Ptr UserDataKeyT -> IO UserDataKeyT
    forall a.
    (HasCallStack, GBoxed a) =>
    (ManagedPtr a -> a) -> Ptr a -> IO a
    wrapBoxed ManagedPtr UserDataKeyT -> UserDataKeyT
    UserDataKeyT

    instance tag ~ 'AttrSet => Constructible UserDataKeyT tag where
        new :: forall (m :: * -> *).
    MonadIO m =>
    (ManagedPtr UserDataKeyT -> UserDataKeyT)
    -> [AttrOp UserDataKeyT tag] -> m UserDataKeyT
    new ManagedPtr UserDataKeyT -> UserDataKeyT
    _ [AttrOp UserDataKeyT tag]
    attrs = do
            UserDataKeyT
    o <- m UserDataKeyT
    forall (m :: * -> *). MonadIO m => m UserDataKeyT
    newZeroUserDataKeyT
            UserDataKeyT -> [AttrOp UserDataKeyT 'AttrSet] -> m ()
    forall o (m :: * -> *).
    MonadIO m =>
    o -> [AttrOp o 'AttrSet] -> m ()
    GI.Attributes.set UserDataKeyT
    o [AttrOp UserDataKeyT tag]
    [AttrOp UserDataKeyT 'AttrSet]
    attrs
            UserDataKeyT -> m UserDataKeyT
    forall a. a -> m a
    forall (m :: * -> *) a. Monad m => a -> m a
    return UserDataKeyT
    o

    #if defined(ENABLE_OVERLOADING)
    instance O.HasAttributeList UserDataKeyT
    type instance O.AttributeList UserDataKeyT = UserDataKeyTAttributeList
    type UserDataKeyTAttributeList = ('[ ] :: [(Symbol, DK.Type)])
    #endif

    #if defined(ENABLE_OVERLOADING)
    type family ResolveUserDataKeyTMethod (t :: Symbol) (o :: DK.Type) :: DK.Type where
        ResolveUserDataKeyTMethod l o = O.MethodResolutionFailed l o

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

    #endif

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

    #endif