    {-# 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 !defined(__HADDOCK_VERSION__)
    #define ENABLE_OVERLOADING
    #endif

    module GI.Cairo.Structs.Pattern
        (

    -- * Exported types
        Pattern(..)                             ,

     -- * Methods

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

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

    foreign import ccall "cairo_gobject_pattern_get_type" c_cairo_gobject_pattern_get_type ::
        IO GType

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

    instance B.Types.TypedObject Pattern where
        glibType :: IO GType
    glibType = IO GType
    c_cairo_gobject_pattern_get_type

    instance B.Types.GBoxed Pattern

    -- | Convert 'Pattern' 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 Pattern) where
        gvalueGType_ :: IO GType
    gvalueGType_ = IO GType
    c_cairo_gobject_pattern_get_type
        gvalueSet_ :: Ptr GValue -> Maybe Pattern -> IO ()
    gvalueSet_ Ptr GValue
    gv Maybe Pattern
    P.Nothing = Ptr GValue -> Ptr Pattern -> IO ()
    forall a. Ptr GValue -> Ptr a -> IO ()
    B.GValue.set_boxed Ptr GValue
    gv (Ptr Pattern
    forall a. Ptr a
    FP.nullPtr :: FP.Ptr Pattern)
        gvalueSet_ Ptr GValue
    gv (P.Just Pattern
    obj) = Pattern -> (Ptr Pattern -> IO ()) -> IO ()
    forall a c.
    (HasCallStack, ManagedPtrNewtype a) =>
    a -> (Ptr a -> IO c) -> IO c
    B.ManagedPtr.withManagedPtr Pattern
    obj (Ptr GValue -> Ptr Pattern -> IO ()
    forall a. Ptr GValue -> Ptr a -> IO ()
    B.GValue.set_boxed Ptr GValue
    gv)
        gvalueGet_ :: Ptr GValue -> IO (Maybe Pattern)
    gvalueGet_ Ptr GValue
    gv = do
            Ptr Pattern
    ptr <- Ptr GValue -> IO (Ptr Pattern)
    forall b. Ptr GValue -> IO (Ptr b)
    B.GValue.get_boxed Ptr GValue
    gv :: IO (Ptr Pattern)
            if Ptr Pattern
    ptr Ptr Pattern -> Ptr Pattern -> Bool
    forall a. Eq a => a -> a -> Bool
    /= Ptr Pattern
    forall a. Ptr a
    FP.nullPtr
            then Pattern -> Maybe Pattern
    forall a. a -> Maybe a
    P.Just (Pattern -> Maybe Pattern) -> IO Pattern -> IO (Maybe Pattern)
    forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
    <$> (ManagedPtr Pattern -> Pattern) -> Ptr Pattern -> IO Pattern
    forall a.
    (HasCallStack, GBoxed a) =>
    (ManagedPtr a -> a) -> Ptr a -> IO a
    B.ManagedPtr.newBoxed ManagedPtr Pattern -> Pattern
    Pattern Ptr Pattern
    ptr
            else Maybe Pattern -> IO (Maybe Pattern)
    forall a. a -> IO a
    forall (m :: * -> *) a. Monad m => a -> m a
    return Maybe Pattern
    forall a. Maybe a
    P.Nothing

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

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

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

    #endif

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

    #endif