    {-# LANGUAGE TypeApplications #-}

    -- | Copyright  : Will Thompson and Iñaki García Etxebarria
    -- License    : LGPL-2.1
    -- Maintainer : Iñaki García Etxebarria
    --
    -- A @GObject@ value in a @GtkExpression@.

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

    module GI.Gtk.Objects.ObjectExpression
        (

    -- * Exported types
        ObjectExpression(..)                    ,
        IsObjectExpression                      ,
        toObjectExpression                      ,

     -- * Methods
    -- |
    --
    --  === __Click to display all available methods, including inherited ones__
    -- ==== Methods
    -- [bind]("GI.Gtk.Objects.Expression#g:method:bind"), [evaluate]("GI.Gtk.Objects.Expression#g:method:evaluate"), [isStatic]("GI.Gtk.Objects.Expression#g:method:isStatic"), [ref]("GI.Gtk.Objects.Expression#g:method:ref"), [unref]("GI.Gtk.Objects.Expression#g:method:unref"), [watch]("GI.Gtk.Objects.Expression#g:method:watch").
    --
    -- ==== Getters
    -- [getObject]("GI.Gtk.Objects.ObjectExpression#g:method:getObject"), [getValueType]("GI.Gtk.Objects.Expression#g:method:getValueType").
    --
    -- ==== Setters
    -- /None/.

    #if defined(ENABLE_OVERLOADING)
        ResolveObjectExpressionMethod           ,
    #endif

    -- ** getObject #method:getObject#

    #if defined(ENABLE_OVERLOADING)
        ObjectExpressionGetObjectMethodInfo     ,
    #endif
        objectExpressionGetObject               ,

    -- ** new #method:new#

        objectExpressionNew                     ,

        ) 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)
    import qualified GI.GLib.Callbacks as GLib.Callbacks
    import qualified GI.GObject.Objects.Object as GObject.Object
    import qualified GI.Gtk.Callbacks as Gtk.Callbacks
    import {-# SOURCE #-} qualified GI.Gtk.Objects.Expression as Gtk.Expression
    import {-# SOURCE #-} qualified GI.Gtk.Structs.ExpressionWatch as Gtk.ExpressionWatch

    #else
    import qualified GI.GObject.Objects.Object as GObject.Object
    import {-# SOURCE #-} qualified GI.Gtk.Objects.Expression as Gtk.Expression

    #endif

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

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

    foreign import ccall "gtk_object_expression_get_type"
        c_gtk_object_expression_get_type :: IO B.Types.GType

    instance B.Types.TypedObject ObjectExpression where
        glibType :: IO GType
    glibType = IO GType
    c_gtk_object_expression_get_type

    -- | Type class for types which can be safely cast to t'ObjectExpression', for instance with `toObjectExpression`.
    class (SP.BoxedPtr o, SP.TypedObject o, O.IsDescendantOf ObjectExpression o) => IsObjectExpression o
    instance (SP.BoxedPtr o, SP.TypedObject o, O.IsDescendantOf ObjectExpression o) => IsObjectExpression o

    instance O.HasParentTypes ObjectExpression
    type instance O.ParentTypes ObjectExpression = '[Gtk.Expression.Expression]

    -- | Cast to t'ObjectExpression', for types for which this is known to be safe. For general casts, use 'Data.GI.Base.ManagedPtr.castTo'.
    toObjectExpression :: (MIO.MonadIO m, IsObjectExpression o) => o -> m ObjectExpression
    toObjectExpression :: forall (m :: * -> *) o.
    (MonadIO m, IsObjectExpression o) =>
    o -> m ObjectExpression
    toObjectExpression = IO ObjectExpression -> m ObjectExpression
    forall a. IO a -> m a
    forall (m :: * -> *) a. MonadIO m => IO a -> m a
    MIO.liftIO (IO ObjectExpression -> m ObjectExpression)
    -> (o -> IO ObjectExpression) -> o -> m ObjectExpression
    forall b c a. (b -> c) -> (a -> b) -> a -> c
    . (ManagedPtr ObjectExpression -> ObjectExpression)
    -> o -> IO ObjectExpression
    forall o o'.
    (HasCallStack, ManagedPtrNewtype o, TypedObject o,
     ManagedPtrNewtype o', TypedObject o') =>
    (ManagedPtr o' -> o') -> o -> IO o'
    B.ManagedPtr.unsafeCastTo ManagedPtr ObjectExpression -> ObjectExpression
    ObjectExpression

    --- XXX Missing getter and/or setter, so no GValue instance could be generated.
    #if defined(ENABLE_OVERLOADING)
    type family ResolveObjectExpressionMethod (t :: Symbol) (o :: DK.Type) :: DK.Type where
        ResolveObjectExpressionMethod "bind" o = Gtk.Expression.ExpressionBindMethodInfo
        ResolveObjectExpressionMethod "evaluate" o = Gtk.Expression.ExpressionEvaluateMethodInfo
        ResolveObjectExpressionMethod "isStatic" o = Gtk.Expression.ExpressionIsStaticMethodInfo
        ResolveObjectExpressionMethod "ref" o = Gtk.Expression.ExpressionRefMethodInfo
        ResolveObjectExpressionMethod "unref" o = Gtk.Expression.ExpressionUnrefMethodInfo
        ResolveObjectExpressionMethod "watch" o = Gtk.Expression.ExpressionWatchMethodInfo
        ResolveObjectExpressionMethod "getObject" o = ObjectExpressionGetObjectMethodInfo
        ResolveObjectExpressionMethod "getValueType" o = Gtk.Expression.ExpressionGetValueTypeMethodInfo
        ResolveObjectExpressionMethod l o = O.MethodResolutionFailed l o

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

    #endif

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

    #endif

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

    -- method ObjectExpression::new
    -- method type : Constructor
    -- Args: [ Arg
    --           { argCName = "object"
    --           , argType =
    --               TInterface Name { namespace = "GObject" , name = "Object" }
    --           , argCType = Just "GObject*"
    --           , direction = DirectionIn
    --           , mayBeNull = False
    --           , argDoc =
    --               Documentation
    --                 { rawDocText = Just "object to watch" , sinceVersion = Nothing }
    --           , argScope = ScopeTypeInvalid
    --           , argClosure = -1
    --           , argDestroy = -1
    --           , argCallerAllocates = False
    --           , argCallbackUserData = False
    --           , transfer = TransferNothing
    --           }
    --       ]
    -- Lengths: []
    -- returnType: Just
    --               (TInterface Name { namespace = "Gtk" , name = "ObjectExpression" })
    -- throws : False
    -- Skip return : False

    foreign import ccall "gtk_object_expression_new" gtk_object_expression_new ::
        Ptr GObject.Object.Object ->            -- object : TInterface (Name {namespace = "GObject", name = "Object"})
        IO (Ptr ObjectExpression)

    -- | Creates an expression evaluating to the given @object@ with a weak reference.
    --
    -- Once the @object@ is disposed, it will fail to evaluate.
    --
    -- This expression is meant to break reference cycles.
    --
    -- If you want to keep a reference to @object@, use t'GI.Gtk.Objects.ConstantExpression.ConstantExpression'.@/new/@().
    objectExpressionNew ::
        (B.CallStack.HasCallStack, MonadIO m, GObject.Object.IsObject a) =>
        a
        -- ^ /@object@/: object to watch
        -> m ObjectExpression
        -- ^ __Returns:__ a new @GtkExpression@
    objectExpressionNew :: forall (m :: * -> *) a.
    (HasCallStack, MonadIO m, IsObject a) =>
    a -> m ObjectExpression
    objectExpressionNew a
    object = IO ObjectExpression -> m ObjectExpression
    forall a. IO a -> m a
    forall (m :: * -> *) a. MonadIO m => IO a -> m a
    liftIO (IO ObjectExpression -> m ObjectExpression)
    -> IO ObjectExpression -> m ObjectExpression
    forall a b. (a -> b) -> a -> b
    $ do
        object' <- a -> IO (Ptr Object)
    forall a b. (HasCallStack, ManagedPtrNewtype a) => a -> IO (Ptr b)
    unsafeManagedPtrCastPtr a
    object
        result <- gtk_object_expression_new object'
        checkUnexpectedReturnNULL "objectExpressionNew" result
        result' <- (wrapPtr ObjectExpression) result
        touchManagedPtr object
        return result'

    #if defined(ENABLE_OVERLOADING)
    #endif

    -- method ObjectExpression::get_object
    -- method type : OrdinaryMethod
    -- Args: [ Arg
    --           { argCName = "expression"
    --           , argType =
    --               TInterface Name { namespace = "Gtk" , name = "ObjectExpression" }
    --           , argCType = Just "GtkExpression*"
    --           , direction = DirectionIn
    --           , mayBeNull = False
    --           , argDoc =
    --               Documentation
    --                 { rawDocText = Just "an object `GtkExpression`"
    --                 , sinceVersion = Nothing
    --                 }
    --           , argScope = ScopeTypeInvalid
    --           , argClosure = -1
    --           , argDestroy = -1
    --           , argCallerAllocates = False
    --           , argCallbackUserData = False
    --           , transfer = TransferNothing
    --           }
    --       ]
    -- Lengths: []
    -- returnType: Just (TInterface Name { namespace = "GObject" , name = "Object" })
    -- throws : False
    -- Skip return : False

    foreign import ccall "gtk_object_expression_get_object" gtk_object_expression_get_object ::
        Ptr ObjectExpression ->                 -- expression : TInterface (Name {namespace = "Gtk", name = "ObjectExpression"})
        IO (Ptr GObject.Object.Object)

    -- | Gets the object that the expression evaluates to.
    objectExpressionGetObject ::
        (B.CallStack.HasCallStack, MonadIO m, IsObjectExpression a) =>
        a
        -- ^ /@expression@/: an object @GtkExpression@
        -> m (Maybe GObject.Object.Object)
        -- ^ __Returns:__ the object, or @NULL@
    objectExpressionGetObject :: forall (m :: * -> *) a.
    (HasCallStack, MonadIO m, IsObjectExpression a) =>
    a -> m (Maybe Object)
    objectExpressionGetObject a
    expression = IO (Maybe Object) -> m (Maybe Object)
    forall a. IO a -> m a
    forall (m :: * -> *) a. MonadIO m => IO a -> m a
    liftIO (IO (Maybe Object) -> m (Maybe Object))
    -> IO (Maybe Object) -> m (Maybe Object)
    forall a b. (a -> b) -> a -> b
    $ do
        expression' <- a -> IO (Ptr ObjectExpression)
    forall a b. (HasCallStack, ManagedPtrNewtype a) => a -> IO (Ptr b)
    unsafeManagedPtrCastPtr a
    expression
        result <- gtk_object_expression_get_object expression'
        maybeResult <- convertIfNonNull result $ \Ptr Object
    result' -> do
            result'' <- ((ManagedPtr Object -> Object) -> Ptr Object -> IO Object
    forall a b.
    (HasCallStack, GObject a, GObject b) =>
    (ManagedPtr a -> a) -> Ptr b -> IO a
    newObject ManagedPtr Object -> Object
    GObject.Object.Object) Ptr Object
    result'
            return result''
        touchManagedPtr expression
        return maybeResult

    #if defined(ENABLE_OVERLOADING)
    data ObjectExpressionGetObjectMethodInfo
    instance (signature ~ (m (Maybe GObject.Object.Object)), MonadIO m, IsObjectExpression a) => O.OverloadedMethod ObjectExpressionGetObjectMethodInfo a signature where
        overloadedMethod = objectExpressionGetObject

    instance O.OverloadedMethodInfo ObjectExpressionGetObjectMethodInfo a where
        overloadedMethodInfo = P.Just (O.ResolvedSymbolInfo {
            O.resolvedSymbolName = "GI.Gtk.Objects.ObjectExpression.objectExpressionGetObject",
            O.resolvedSymbolURL = "https://hackage.haskell.org/package/gi-gtk4-4.0.12/docs/GI-Gtk-Objects-ObjectExpression.html#v:objectExpressionGetObject"
            })

    #endif