{-# LANGUAGE TypeApplications #-}


-- | Copyright  : Will Thompson, Iñaki García Etxebarria and Jonas Platte
-- License    : LGPL-2.1
-- Maintainer : Iñaki García Etxebarria
-- 
-- A t'GI.GObject.Objects.ParamSpec.ParamSpec' derived structure that contains the meta data for t'GVariant' properties.
-- 
-- When comparing values with 'GI.GObject.Functions.paramValuesCmp', scalar values with the same
-- type will be compared with 'GI.GLib.Structs.Variant.variantCompare'. Other non-'P.Nothing' variants will
-- be checked for equality with 'GI.GLib.Structs.Variant.variantEqual', and their sort order is
-- otherwise undefined. 'P.Nothing' is ordered before non-'P.Nothing' variants. Two 'P.Nothing'
-- values compare equal.
-- 
-- /Since: 2.26/

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

module GI.GObject.Objects.ParamSpecVariant
    ( 

-- * Exported types
    ParamSpecVariant(..)                    ,
    IsParamSpecVariant                      ,
    toParamSpecVariant                      ,


 -- * Methods
-- ** Overloaded methods #method:Overloaded methods#

#if defined(ENABLE_OVERLOADING)
    ResolveParamSpecVariantMethod           ,
#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.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.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 {-# SOURCE #-} qualified GI.GObject.Objects.ParamSpec as GObject.ParamSpec

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

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

foreign import ccall "intern"
    c_intern :: IO B.Types.GType

instance B.Types.TypedObject ParamSpecVariant where
    glibType :: IO GType
glibType = IO GType
c_intern

-- | Type class for types which can be safely cast to `ParamSpecVariant`, for instance with `toParamSpecVariant`.
class (SP.BoxedPtr o, SP.TypedObject o, O.IsDescendantOf ParamSpecVariant o) => IsParamSpecVariant o
instance (SP.BoxedPtr o, SP.TypedObject o, O.IsDescendantOf ParamSpecVariant o) => IsParamSpecVariant o

instance O.HasParentTypes ParamSpecVariant
type instance O.ParentTypes ParamSpecVariant = '[GObject.ParamSpec.ParamSpec]

-- | Cast to `ParamSpecVariant`, for types for which this is known to be safe. For general casts, use `Data.GI.Base.ManagedPtr.castTo`.
toParamSpecVariant :: (MonadIO m, IsParamSpecVariant o) => o -> m ParamSpecVariant
toParamSpecVariant :: o -> m ParamSpecVariant
toParamSpecVariant = IO ParamSpecVariant -> m ParamSpecVariant
forall (m :: * -> *) a. MonadIO m => IO a -> m a
liftIO (IO ParamSpecVariant -> m ParamSpecVariant)
-> (o -> IO ParamSpecVariant) -> o -> m ParamSpecVariant
forall b c a. (b -> c) -> (a -> b) -> a -> c
. (ManagedPtr ParamSpecVariant -> ParamSpecVariant)
-> o -> IO ParamSpecVariant
forall o o'.
(HasCallStack, ManagedPtrNewtype o, TypedObject o,
 ManagedPtrNewtype o', TypedObject o') =>
(ManagedPtr o' -> o') -> o -> IO o'
unsafeCastTo ManagedPtr ParamSpecVariant -> ParamSpecVariant
ParamSpecVariant

#if defined(ENABLE_OVERLOADING)
type family ResolveParamSpecVariantMethod (t :: Symbol) (o :: *) :: * where
    ResolveParamSpecVariantMethod "sink" o = GObject.ParamSpec.ParamSpecSinkMethodInfo
    ResolveParamSpecVariantMethod "stealQdata" o = GObject.ParamSpec.ParamSpecStealQdataMethodInfo
    ResolveParamSpecVariantMethod "getBlurb" o = GObject.ParamSpec.ParamSpecGetBlurbMethodInfo
    ResolveParamSpecVariantMethod "getDefaultValue" o = GObject.ParamSpec.ParamSpecGetDefaultValueMethodInfo
    ResolveParamSpecVariantMethod "getName" o = GObject.ParamSpec.ParamSpecGetNameMethodInfo
    ResolveParamSpecVariantMethod "getNameQuark" o = GObject.ParamSpec.ParamSpecGetNameQuarkMethodInfo
    ResolveParamSpecVariantMethod "getNick" o = GObject.ParamSpec.ParamSpecGetNickMethodInfo
    ResolveParamSpecVariantMethod "getQdata" o = GObject.ParamSpec.ParamSpecGetQdataMethodInfo
    ResolveParamSpecVariantMethod "getRedirectTarget" o = GObject.ParamSpec.ParamSpecGetRedirectTargetMethodInfo
    ResolveParamSpecVariantMethod "setQdata" o = GObject.ParamSpec.ParamSpecSetQdataMethodInfo
    ResolveParamSpecVariantMethod l o = O.MethodResolutionFailed l o

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

#endif

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