{- |
Copyright  : Will Thompson, Iñaki García Etxebarria and Jonas Platte
License    : LGPL-2.1
Maintainer : Iñaki García Etxebarria (garetxe@gmail.com)
-}

module GI.OSTree.Structs.LibarchiveInputStream
    ( 

-- * Exported types
    LibarchiveInputStream(..)               ,
    newZeroLibarchiveInputStream            ,
    noLibarchiveInputStream                 ,


 -- * Properties
-- ** parentInstance #attr:parentInstance#
    clearLibarchiveInputStreamParentInstance,
    getLibarchiveInputStreamParentInstance  ,
    libarchiveInputStream_parentInstance    ,
    setLibarchiveInputStreamParentInstance  ,




    ) 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.GError as B.GError
import qualified Data.GI.Base.GVariant as B.GVariant
import qualified Data.GI.Base.GParamSpec as B.GParamSpec
import qualified Data.GI.Base.CallStack as B.CallStack
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 GI.Gio.Objects.InputStream as Gio.InputStream

newtype LibarchiveInputStream = LibarchiveInputStream (ManagedPtr LibarchiveInputStream)
instance WrappedPtr LibarchiveInputStream where
    wrappedPtrCalloc = callocBytes 40
    wrappedPtrCopy = \p -> withManagedPtr p (copyBytes 40 >=> wrapPtr LibarchiveInputStream)
    wrappedPtrFree = Just ptr_to_g_free

-- | Construct a `LibarchiveInputStream` struct initialized to zero.
newZeroLibarchiveInputStream :: MonadIO m => m LibarchiveInputStream
newZeroLibarchiveInputStream = liftIO $ wrappedPtrCalloc >>= wrapPtr LibarchiveInputStream

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


noLibarchiveInputStream :: Maybe LibarchiveInputStream
noLibarchiveInputStream = Nothing

getLibarchiveInputStreamParentInstance :: MonadIO m => LibarchiveInputStream -> m (Maybe Gio.InputStream.InputStream)
getLibarchiveInputStreamParentInstance s = liftIO $ withManagedPtr s $ \ptr -> do
    val <- peek (ptr `plusPtr` 0) :: IO (Ptr Gio.InputStream.InputStream)
    result <- SP.convertIfNonNull val $ \val' -> do
        val'' <- (newObject Gio.InputStream.InputStream) val'
        return val''
    return result

setLibarchiveInputStreamParentInstance :: MonadIO m => LibarchiveInputStream -> Ptr Gio.InputStream.InputStream -> m ()
setLibarchiveInputStreamParentInstance s val = liftIO $ withManagedPtr s $ \ptr -> do
    poke (ptr `plusPtr` 0) (val :: Ptr Gio.InputStream.InputStream)

clearLibarchiveInputStreamParentInstance :: MonadIO m => LibarchiveInputStream -> m ()
clearLibarchiveInputStreamParentInstance s = liftIO $ withManagedPtr s $ \ptr -> do
    poke (ptr `plusPtr` 0) (FP.nullPtr :: Ptr Gio.InputStream.InputStream)

data LibarchiveInputStreamParentInstanceFieldInfo
instance AttrInfo LibarchiveInputStreamParentInstanceFieldInfo where
    type AttrAllowedOps LibarchiveInputStreamParentInstanceFieldInfo = '[ 'AttrSet, 'AttrGet, 'AttrClear]
    type AttrSetTypeConstraint LibarchiveInputStreamParentInstanceFieldInfo = (~) (Ptr Gio.InputStream.InputStream)
    type AttrBaseTypeConstraint LibarchiveInputStreamParentInstanceFieldInfo = (~) LibarchiveInputStream
    type AttrGetType LibarchiveInputStreamParentInstanceFieldInfo = Maybe Gio.InputStream.InputStream
    type AttrLabel LibarchiveInputStreamParentInstanceFieldInfo = "parent_instance"
    type AttrOrigin LibarchiveInputStreamParentInstanceFieldInfo = LibarchiveInputStream
    attrGet _ = getLibarchiveInputStreamParentInstance
    attrSet _ = setLibarchiveInputStreamParentInstance
    attrConstruct = undefined
    attrClear _ = clearLibarchiveInputStreamParentInstance

libarchiveInputStream_parentInstance :: AttrLabelProxy "parentInstance"
libarchiveInputStream_parentInstance = AttrLabelProxy



instance O.HasAttributeList LibarchiveInputStream
type instance O.AttributeList LibarchiveInputStream = LibarchiveInputStreamAttributeList
type LibarchiveInputStreamAttributeList = ('[ '("parentInstance", LibarchiveInputStreamParentInstanceFieldInfo)] :: [(Symbol, *)])

type family ResolveLibarchiveInputStreamMethod (t :: Symbol) (o :: *) :: * where
    ResolveLibarchiveInputStreamMethod l o = O.MethodResolutionFailed l o

instance (info ~ ResolveLibarchiveInputStreamMethod t LibarchiveInputStream, O.MethodInfo info LibarchiveInputStream p) => O.IsLabelProxy t (LibarchiveInputStream -> p) where
    fromLabelProxy _ = O.overloadedMethod (O.MethodProxy :: O.MethodProxy info)

#if MIN_VERSION_base(4,9,0)
instance (info ~ ResolveLibarchiveInputStreamMethod t LibarchiveInputStream, O.MethodInfo info LibarchiveInputStream p) => O.IsLabel t (LibarchiveInputStream -> p) where
    fromLabel _ = O.overloadedMethod (O.MethodProxy :: O.MethodProxy info)
#endif