DBusErrorEntry.hs


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

Struct used in g_dbus_error_register_error_domain().
-}

module GI.Gio.Structs.DBusErrorEntry
    ( 

-- * Exported types
    DBusErrorEntry(..)                      ,
    newZeroDBusErrorEntry                   ,
    noDBusErrorEntry                        ,


 -- * Properties
-- ** DbusErrorName
    dBusErrorEntryReadDbusErrorName         ,


-- ** ErrorCode
    dBusErrorEntryReadErrorCode             ,




    ) where

import Prelude ()
import Data.GI.Base.ShortPrelude

import qualified Data.Text as T
import qualified Data.ByteString.Char8 as B
import qualified Data.Map as Map

import GI.Gio.Types
import GI.Gio.Callbacks

newtype DBusErrorEntry = DBusErrorEntry (ForeignPtr DBusErrorEntry)
-- | Construct a `DBusErrorEntry` struct initialized to zero.
newZeroDBusErrorEntry :: MonadIO m => m DBusErrorEntry
newZeroDBusErrorEntry = liftIO $ callocBytes 16 >>= wrapPtr DBusErrorEntry

noDBusErrorEntry :: Maybe DBusErrorEntry
noDBusErrorEntry = Nothing

dBusErrorEntryReadErrorCode :: DBusErrorEntry -> IO Int32
dBusErrorEntryReadErrorCode s = withManagedPtr s $ \ptr -> do
    val <- peek (ptr `plusPtr` 0) :: IO Int32
    return val

dBusErrorEntryReadDbusErrorName :: DBusErrorEntry -> IO T.Text
dBusErrorEntryReadDbusErrorName s = withManagedPtr s $ \ptr -> do
    val <- peek (ptr `plusPtr` 8) :: IO CString
    val' <- cstringToText val
    return val'

type family ResolveDBusErrorEntryMethod (t :: Symbol) (o :: *) :: * where
    ResolveDBusErrorEntryMethod l o = MethodResolutionFailed l o

instance (info ~ ResolveDBusErrorEntryMethod t DBusErrorEntry, MethodInfo info DBusErrorEntry p) => IsLabelProxy t (DBusErrorEntry -> p) where
    fromLabelProxy _ = overloadedMethod (MethodProxy :: MethodProxy info)

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