DBusMethodInfo.hs


{- |
Copyright  : Will Thompson, Iñaki García Etxebarria and Jonas Platte
License    : LGPL-2.1
Maintainer : Iñaki García Etxebarria (inaki@blueleaf.cc)

Information about a method on an D-Bus interface.

/Since: 2.26/
-}

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

module GI.Gio.Structs.DBusMethodInfo
    ( 

-- * Exported types
    DBusMethodInfo(..)                      ,
    newZeroDBusMethodInfo                   ,
    noDBusMethodInfo                        ,


 -- * Methods
-- ** ref #method:ref#

#if ENABLE_OVERLOADING
    DBusMethodInfoRefMethodInfo             ,
#endif
    dBusMethodInfoRef                       ,


-- ** unref #method:unref#

#if ENABLE_OVERLOADING
    DBusMethodInfoUnrefMethodInfo           ,
#endif
    dBusMethodInfoUnref                     ,




 -- * Properties
-- ** annotations #attr:annotations#
{- | A pointer to a 'Nothing'-terminated array of pointers to 'GI.Gio.Structs.DBusAnnotationInfo.DBusAnnotationInfo' structures or 'Nothing' if there are no annotations.
-}
    clearDBusMethodInfoAnnotations          ,
#if ENABLE_OVERLOADING
    dBusMethodInfo_annotations              ,
#endif
    getDBusMethodInfoAnnotations            ,
    setDBusMethodInfoAnnotations            ,


-- ** inArgs #attr:inArgs#
{- | A pointer to a 'Nothing'-terminated array of pointers to 'GI.Gio.Structs.DBusArgInfo.DBusArgInfo' structures or 'Nothing' if there are no in arguments.
-}
    clearDBusMethodInfoInArgs               ,
#if ENABLE_OVERLOADING
    dBusMethodInfo_inArgs                   ,
#endif
    getDBusMethodInfoInArgs                 ,
    setDBusMethodInfoInArgs                 ,


-- ** name #attr:name#
{- | The name of the D-Bus method, e.g. /@requestName@/.
-}
    clearDBusMethodInfoName                 ,
#if ENABLE_OVERLOADING
    dBusMethodInfo_name                     ,
#endif
    getDBusMethodInfoName                   ,
    setDBusMethodInfoName                   ,


-- ** outArgs #attr:outArgs#
{- | A pointer to a 'Nothing'-terminated array of pointers to 'GI.Gio.Structs.DBusArgInfo.DBusArgInfo' structures or 'Nothing' if there are no out arguments.
-}
    clearDBusMethodInfoOutArgs              ,
#if ENABLE_OVERLOADING
    dBusMethodInfo_outArgs                  ,
#endif
    getDBusMethodInfoOutArgs                ,
    setDBusMethodInfoOutArgs                ,


-- ** refCount #attr:refCount#
{- | The reference count or -1 if statically allocated.
-}
#if ENABLE_OVERLOADING
    dBusMethodInfo_refCount                 ,
#endif
    getDBusMethodInfoRefCount               ,
    setDBusMethodInfoRefCount               ,




    ) 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.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.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.Gio.Structs.DBusAnnotationInfo as Gio.DBusAnnotationInfo
import {-# SOURCE #-} qualified GI.Gio.Structs.DBusArgInfo as Gio.DBusArgInfo

-- | Memory-managed wrapper type.
newtype DBusMethodInfo = DBusMethodInfo (ManagedPtr DBusMethodInfo)
foreign import ccall "g_dbus_method_info_get_type" c_g_dbus_method_info_get_type :: 
    IO GType

instance BoxedObject DBusMethodInfo where
    boxedType _ = c_g_dbus_method_info_get_type

-- | Construct a `DBusMethodInfo` struct initialized to zero.
newZeroDBusMethodInfo :: MonadIO m => m DBusMethodInfo
newZeroDBusMethodInfo = liftIO $ callocBoxedBytes 40 >>= wrapBoxed DBusMethodInfo

instance tag ~ 'AttrSet => Constructible DBusMethodInfo tag where
    new _ attrs = do
        o <- newZeroDBusMethodInfo
        GI.Attributes.set o attrs
        return o


-- | A convenience alias for `Nothing` :: `Maybe` `DBusMethodInfo`.
noDBusMethodInfo :: Maybe DBusMethodInfo
noDBusMethodInfo = Nothing

{- |
Get the value of the “@ref_count@” field.
When <https://github.com/haskell-gi/haskell-gi/wiki/Overloading overloading> is enabled, this is equivalent to

@
'Data.GI.Base.Attributes.get' dBusMethodInfo #refCount
@
-}
getDBusMethodInfoRefCount :: MonadIO m => DBusMethodInfo -> m Int32
getDBusMethodInfoRefCount s = liftIO $ withManagedPtr s $ \ptr -> do
    val <- peek (ptr `plusPtr` 0) :: IO Int32
    return val

{- |
Set the value of the “@ref_count@” field.
When <https://github.com/haskell-gi/haskell-gi/wiki/Overloading overloading> is enabled, this is equivalent to

@
'Data.GI.Base.Attributes.set' dBusMethodInfo [ #refCount 'Data.GI.Base.Attributes.:=' value ]
@
-}
setDBusMethodInfoRefCount :: MonadIO m => DBusMethodInfo -> Int32 -> m ()
setDBusMethodInfoRefCount s val = liftIO $ withManagedPtr s $ \ptr -> do
    poke (ptr `plusPtr` 0) (val :: Int32)

#if ENABLE_OVERLOADING
data DBusMethodInfoRefCountFieldInfo
instance AttrInfo DBusMethodInfoRefCountFieldInfo where
    type AttrAllowedOps DBusMethodInfoRefCountFieldInfo = '[ 'AttrSet, 'AttrGet]
    type AttrSetTypeConstraint DBusMethodInfoRefCountFieldInfo = (~) Int32
    type AttrBaseTypeConstraint DBusMethodInfoRefCountFieldInfo = (~) DBusMethodInfo
    type AttrGetType DBusMethodInfoRefCountFieldInfo = Int32
    type AttrLabel DBusMethodInfoRefCountFieldInfo = "ref_count"
    type AttrOrigin DBusMethodInfoRefCountFieldInfo = DBusMethodInfo
    attrGet _ = getDBusMethodInfoRefCount
    attrSet _ = setDBusMethodInfoRefCount
    attrConstruct = undefined
    attrClear _ = undefined

dBusMethodInfo_refCount :: AttrLabelProxy "refCount"
dBusMethodInfo_refCount = AttrLabelProxy

#endif


{- |
Get the value of the “@name@” field.
When <https://github.com/haskell-gi/haskell-gi/wiki/Overloading overloading> is enabled, this is equivalent to

@
'Data.GI.Base.Attributes.get' dBusMethodInfo #name
@
-}
getDBusMethodInfoName :: MonadIO m => DBusMethodInfo -> m (Maybe T.Text)
getDBusMethodInfoName s = liftIO $ withManagedPtr s $ \ptr -> do
    val <- peek (ptr `plusPtr` 8) :: IO CString
    result <- SP.convertIfNonNull val $ \val' -> do
        val'' <- cstringToText val'
        return val''
    return result

{- |
Set the value of the “@name@” field.
When <https://github.com/haskell-gi/haskell-gi/wiki/Overloading overloading> is enabled, this is equivalent to

@
'Data.GI.Base.Attributes.set' dBusMethodInfo [ #name 'Data.GI.Base.Attributes.:=' value ]
@
-}
setDBusMethodInfoName :: MonadIO m => DBusMethodInfo -> CString -> m ()
setDBusMethodInfoName s val = liftIO $ withManagedPtr s $ \ptr -> do
    poke (ptr `plusPtr` 8) (val :: CString)

{- |
Set the value of the “@name@” field to `Nothing`.
When <https://github.com/haskell-gi/haskell-gi/wiki/Overloading overloading> is enabled, this is equivalent to

@
'Data.GI.Base.Attributes.clear' #name
@
-}
clearDBusMethodInfoName :: MonadIO m => DBusMethodInfo -> m ()
clearDBusMethodInfoName s = liftIO $ withManagedPtr s $ \ptr -> do
    poke (ptr `plusPtr` 8) (FP.nullPtr :: CString)

#if ENABLE_OVERLOADING
data DBusMethodInfoNameFieldInfo
instance AttrInfo DBusMethodInfoNameFieldInfo where
    type AttrAllowedOps DBusMethodInfoNameFieldInfo = '[ 'AttrSet, 'AttrGet, 'AttrClear]
    type AttrSetTypeConstraint DBusMethodInfoNameFieldInfo = (~) CString
    type AttrBaseTypeConstraint DBusMethodInfoNameFieldInfo = (~) DBusMethodInfo
    type AttrGetType DBusMethodInfoNameFieldInfo = Maybe T.Text
    type AttrLabel DBusMethodInfoNameFieldInfo = "name"
    type AttrOrigin DBusMethodInfoNameFieldInfo = DBusMethodInfo
    attrGet _ = getDBusMethodInfoName
    attrSet _ = setDBusMethodInfoName
    attrConstruct = undefined
    attrClear _ = clearDBusMethodInfoName

dBusMethodInfo_name :: AttrLabelProxy "name"
dBusMethodInfo_name = AttrLabelProxy

#endif


{- |
Get the value of the “@in_args@” field.
When <https://github.com/haskell-gi/haskell-gi/wiki/Overloading overloading> is enabled, this is equivalent to

@
'Data.GI.Base.Attributes.get' dBusMethodInfo #inArgs
@
-}
getDBusMethodInfoInArgs :: MonadIO m => DBusMethodInfo -> m (Maybe [Gio.DBusArgInfo.DBusArgInfo])
getDBusMethodInfoInArgs s = liftIO $ withManagedPtr s $ \ptr -> do
    val <- peek (ptr `plusPtr` 16) :: IO (Ptr (Ptr Gio.DBusArgInfo.DBusArgInfo))
    result <- SP.convertIfNonNull val $ \val' -> do
        val'' <- unpackZeroTerminatedPtrArray val'
        val''' <- mapM (newBoxed Gio.DBusArgInfo.DBusArgInfo) val''
        return val'''
    return result

{- |
Set the value of the “@in_args@” field.
When <https://github.com/haskell-gi/haskell-gi/wiki/Overloading overloading> is enabled, this is equivalent to

@
'Data.GI.Base.Attributes.set' dBusMethodInfo [ #inArgs 'Data.GI.Base.Attributes.:=' value ]
@
-}
setDBusMethodInfoInArgs :: MonadIO m => DBusMethodInfo -> Ptr (Ptr Gio.DBusArgInfo.DBusArgInfo) -> m ()
setDBusMethodInfoInArgs s val = liftIO $ withManagedPtr s $ \ptr -> do
    poke (ptr `plusPtr` 16) (val :: Ptr (Ptr Gio.DBusArgInfo.DBusArgInfo))

{- |
Set the value of the “@in_args@” field to `Nothing`.
When <https://github.com/haskell-gi/haskell-gi/wiki/Overloading overloading> is enabled, this is equivalent to

@
'Data.GI.Base.Attributes.clear' #inArgs
@
-}
clearDBusMethodInfoInArgs :: MonadIO m => DBusMethodInfo -> m ()
clearDBusMethodInfoInArgs s = liftIO $ withManagedPtr s $ \ptr -> do
    poke (ptr `plusPtr` 16) (FP.nullPtr :: Ptr (Ptr Gio.DBusArgInfo.DBusArgInfo))

#if ENABLE_OVERLOADING
data DBusMethodInfoInArgsFieldInfo
instance AttrInfo DBusMethodInfoInArgsFieldInfo where
    type AttrAllowedOps DBusMethodInfoInArgsFieldInfo = '[ 'AttrSet, 'AttrGet, 'AttrClear]
    type AttrSetTypeConstraint DBusMethodInfoInArgsFieldInfo = (~) (Ptr (Ptr Gio.DBusArgInfo.DBusArgInfo))
    type AttrBaseTypeConstraint DBusMethodInfoInArgsFieldInfo = (~) DBusMethodInfo
    type AttrGetType DBusMethodInfoInArgsFieldInfo = Maybe [Gio.DBusArgInfo.DBusArgInfo]
    type AttrLabel DBusMethodInfoInArgsFieldInfo = "in_args"
    type AttrOrigin DBusMethodInfoInArgsFieldInfo = DBusMethodInfo
    attrGet _ = getDBusMethodInfoInArgs
    attrSet _ = setDBusMethodInfoInArgs
    attrConstruct = undefined
    attrClear _ = clearDBusMethodInfoInArgs

dBusMethodInfo_inArgs :: AttrLabelProxy "inArgs"
dBusMethodInfo_inArgs = AttrLabelProxy

#endif


{- |
Get the value of the “@out_args@” field.
When <https://github.com/haskell-gi/haskell-gi/wiki/Overloading overloading> is enabled, this is equivalent to

@
'Data.GI.Base.Attributes.get' dBusMethodInfo #outArgs
@
-}
getDBusMethodInfoOutArgs :: MonadIO m => DBusMethodInfo -> m (Maybe [Gio.DBusArgInfo.DBusArgInfo])
getDBusMethodInfoOutArgs s = liftIO $ withManagedPtr s $ \ptr -> do
    val <- peek (ptr `plusPtr` 24) :: IO (Ptr (Ptr Gio.DBusArgInfo.DBusArgInfo))
    result <- SP.convertIfNonNull val $ \val' -> do
        val'' <- unpackZeroTerminatedPtrArray val'
        val''' <- mapM (newBoxed Gio.DBusArgInfo.DBusArgInfo) val''
        return val'''
    return result

{- |
Set the value of the “@out_args@” field.
When <https://github.com/haskell-gi/haskell-gi/wiki/Overloading overloading> is enabled, this is equivalent to

@
'Data.GI.Base.Attributes.set' dBusMethodInfo [ #outArgs 'Data.GI.Base.Attributes.:=' value ]
@
-}
setDBusMethodInfoOutArgs :: MonadIO m => DBusMethodInfo -> Ptr (Ptr Gio.DBusArgInfo.DBusArgInfo) -> m ()
setDBusMethodInfoOutArgs s val = liftIO $ withManagedPtr s $ \ptr -> do
    poke (ptr `plusPtr` 24) (val :: Ptr (Ptr Gio.DBusArgInfo.DBusArgInfo))

{- |
Set the value of the “@out_args@” field to `Nothing`.
When <https://github.com/haskell-gi/haskell-gi/wiki/Overloading overloading> is enabled, this is equivalent to

@
'Data.GI.Base.Attributes.clear' #outArgs
@
-}
clearDBusMethodInfoOutArgs :: MonadIO m => DBusMethodInfo -> m ()
clearDBusMethodInfoOutArgs s = liftIO $ withManagedPtr s $ \ptr -> do
    poke (ptr `plusPtr` 24) (FP.nullPtr :: Ptr (Ptr Gio.DBusArgInfo.DBusArgInfo))

#if ENABLE_OVERLOADING
data DBusMethodInfoOutArgsFieldInfo
instance AttrInfo DBusMethodInfoOutArgsFieldInfo where
    type AttrAllowedOps DBusMethodInfoOutArgsFieldInfo = '[ 'AttrSet, 'AttrGet, 'AttrClear]
    type AttrSetTypeConstraint DBusMethodInfoOutArgsFieldInfo = (~) (Ptr (Ptr Gio.DBusArgInfo.DBusArgInfo))
    type AttrBaseTypeConstraint DBusMethodInfoOutArgsFieldInfo = (~) DBusMethodInfo
    type AttrGetType DBusMethodInfoOutArgsFieldInfo = Maybe [Gio.DBusArgInfo.DBusArgInfo]
    type AttrLabel DBusMethodInfoOutArgsFieldInfo = "out_args"
    type AttrOrigin DBusMethodInfoOutArgsFieldInfo = DBusMethodInfo
    attrGet _ = getDBusMethodInfoOutArgs
    attrSet _ = setDBusMethodInfoOutArgs
    attrConstruct = undefined
    attrClear _ = clearDBusMethodInfoOutArgs

dBusMethodInfo_outArgs :: AttrLabelProxy "outArgs"
dBusMethodInfo_outArgs = AttrLabelProxy

#endif


{- |
Get the value of the “@annotations@” field.
When <https://github.com/haskell-gi/haskell-gi/wiki/Overloading overloading> is enabled, this is equivalent to

@
'Data.GI.Base.Attributes.get' dBusMethodInfo #annotations
@
-}
getDBusMethodInfoAnnotations :: MonadIO m => DBusMethodInfo -> m (Maybe [Gio.DBusAnnotationInfo.DBusAnnotationInfo])
getDBusMethodInfoAnnotations s = liftIO $ withManagedPtr s $ \ptr -> do
    val <- peek (ptr `plusPtr` 32) :: IO (Ptr (Ptr Gio.DBusAnnotationInfo.DBusAnnotationInfo))
    result <- SP.convertIfNonNull val $ \val' -> do
        val'' <- unpackZeroTerminatedPtrArray val'
        val''' <- mapM (newBoxed Gio.DBusAnnotationInfo.DBusAnnotationInfo) val''
        return val'''
    return result

{- |
Set the value of the “@annotations@” field.
When <https://github.com/haskell-gi/haskell-gi/wiki/Overloading overloading> is enabled, this is equivalent to

@
'Data.GI.Base.Attributes.set' dBusMethodInfo [ #annotations 'Data.GI.Base.Attributes.:=' value ]
@
-}
setDBusMethodInfoAnnotations :: MonadIO m => DBusMethodInfo -> Ptr (Ptr Gio.DBusAnnotationInfo.DBusAnnotationInfo) -> m ()
setDBusMethodInfoAnnotations s val = liftIO $ withManagedPtr s $ \ptr -> do
    poke (ptr `plusPtr` 32) (val :: Ptr (Ptr Gio.DBusAnnotationInfo.DBusAnnotationInfo))

{- |
Set the value of the “@annotations@” field to `Nothing`.
When <https://github.com/haskell-gi/haskell-gi/wiki/Overloading overloading> is enabled, this is equivalent to

@
'Data.GI.Base.Attributes.clear' #annotations
@
-}
clearDBusMethodInfoAnnotations :: MonadIO m => DBusMethodInfo -> m ()
clearDBusMethodInfoAnnotations s = liftIO $ withManagedPtr s $ \ptr -> do
    poke (ptr `plusPtr` 32) (FP.nullPtr :: Ptr (Ptr Gio.DBusAnnotationInfo.DBusAnnotationInfo))

#if ENABLE_OVERLOADING
data DBusMethodInfoAnnotationsFieldInfo
instance AttrInfo DBusMethodInfoAnnotationsFieldInfo where
    type AttrAllowedOps DBusMethodInfoAnnotationsFieldInfo = '[ 'AttrSet, 'AttrGet, 'AttrClear]
    type AttrSetTypeConstraint DBusMethodInfoAnnotationsFieldInfo = (~) (Ptr (Ptr Gio.DBusAnnotationInfo.DBusAnnotationInfo))
    type AttrBaseTypeConstraint DBusMethodInfoAnnotationsFieldInfo = (~) DBusMethodInfo
    type AttrGetType DBusMethodInfoAnnotationsFieldInfo = Maybe [Gio.DBusAnnotationInfo.DBusAnnotationInfo]
    type AttrLabel DBusMethodInfoAnnotationsFieldInfo = "annotations"
    type AttrOrigin DBusMethodInfoAnnotationsFieldInfo = DBusMethodInfo
    attrGet _ = getDBusMethodInfoAnnotations
    attrSet _ = setDBusMethodInfoAnnotations
    attrConstruct = undefined
    attrClear _ = clearDBusMethodInfoAnnotations

dBusMethodInfo_annotations :: AttrLabelProxy "annotations"
dBusMethodInfo_annotations = AttrLabelProxy

#endif



#if ENABLE_OVERLOADING
instance O.HasAttributeList DBusMethodInfo
type instance O.AttributeList DBusMethodInfo = DBusMethodInfoAttributeList
type DBusMethodInfoAttributeList = ('[ '("refCount", DBusMethodInfoRefCountFieldInfo), '("name", DBusMethodInfoNameFieldInfo), '("inArgs", DBusMethodInfoInArgsFieldInfo), '("outArgs", DBusMethodInfoOutArgsFieldInfo), '("annotations", DBusMethodInfoAnnotationsFieldInfo)] :: [(Symbol, *)])
#endif

-- method DBusMethodInfo::ref
-- method type : OrdinaryMethod
-- Args : [Arg {argCName = "info", argType = TInterface (Name {namespace = "Gio", name = "DBusMethodInfo"}), direction = DirectionIn, mayBeNull = False, argDoc = Documentation {rawDocText = Just "A #GDBusMethodInfo", sinceVersion = Nothing}, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, argCallerAllocates = False, transfer = TransferNothing}]
-- Lengths : []
-- returnType : Just (TInterface (Name {namespace = "Gio", name = "DBusMethodInfo"}))
-- throws : False
-- Skip return : False

foreign import ccall "g_dbus_method_info_ref" g_dbus_method_info_ref :: 
    Ptr DBusMethodInfo ->                   -- info : TInterface (Name {namespace = "Gio", name = "DBusMethodInfo"})
    IO (Ptr DBusMethodInfo)

{- |
If /@info@/ is statically allocated does nothing. Otherwise increases
the reference count.

/Since: 2.26/
-}
dBusMethodInfoRef ::
    (B.CallStack.HasCallStack, MonadIO m) =>
    DBusMethodInfo
    {- ^ /@info@/: A 'GI.Gio.Structs.DBusMethodInfo.DBusMethodInfo' -}
    -> m DBusMethodInfo
    {- ^ __Returns:__ The same /@info@/. -}
dBusMethodInfoRef info = liftIO $ do
    info' <- unsafeManagedPtrGetPtr info
    result <- g_dbus_method_info_ref info'
    checkUnexpectedReturnNULL "dBusMethodInfoRef" result
    result' <- (wrapBoxed DBusMethodInfo) result
    touchManagedPtr info
    return result'

#if ENABLE_OVERLOADING
data DBusMethodInfoRefMethodInfo
instance (signature ~ (m DBusMethodInfo), MonadIO m) => O.MethodInfo DBusMethodInfoRefMethodInfo DBusMethodInfo signature where
    overloadedMethod _ = dBusMethodInfoRef

#endif

-- method DBusMethodInfo::unref
-- method type : OrdinaryMethod
-- Args : [Arg {argCName = "info", argType = TInterface (Name {namespace = "Gio", name = "DBusMethodInfo"}), direction = DirectionIn, mayBeNull = False, argDoc = Documentation {rawDocText = Just "A #GDBusMethodInfo.", sinceVersion = Nothing}, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, argCallerAllocates = False, transfer = TransferNothing}]
-- Lengths : []
-- returnType : Nothing
-- throws : False
-- Skip return : False

foreign import ccall "g_dbus_method_info_unref" g_dbus_method_info_unref :: 
    Ptr DBusMethodInfo ->                   -- info : TInterface (Name {namespace = "Gio", name = "DBusMethodInfo"})
    IO ()

{- |
If /@info@/ is statically allocated, does nothing. Otherwise decreases
the reference count of /@info@/. When its reference count drops to 0,
the memory used is freed.

/Since: 2.26/
-}
dBusMethodInfoUnref ::
    (B.CallStack.HasCallStack, MonadIO m) =>
    DBusMethodInfo
    {- ^ /@info@/: A 'GI.Gio.Structs.DBusMethodInfo.DBusMethodInfo'. -}
    -> m ()
dBusMethodInfoUnref info = liftIO $ do
    info' <- unsafeManagedPtrGetPtr info
    g_dbus_method_info_unref info'
    touchManagedPtr info
    return ()

#if ENABLE_OVERLOADING
data DBusMethodInfoUnrefMethodInfo
instance (signature ~ (m ()), MonadIO m) => O.MethodInfo DBusMethodInfoUnrefMethodInfo DBusMethodInfo signature where
    overloadedMethod _ = dBusMethodInfoUnref

#endif

#if ENABLE_OVERLOADING
type family ResolveDBusMethodInfoMethod (t :: Symbol) (o :: *) :: * where
    ResolveDBusMethodInfoMethod "ref" o = DBusMethodInfoRefMethodInfo
    ResolveDBusMethodInfoMethod "unref" o = DBusMethodInfoUnrefMethodInfo
    ResolveDBusMethodInfoMethod l o = O.MethodResolutionFailed l o

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

#endif