Initable.hs

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

module GI.Gio.Interfaces.Initable
    ( 

-- * Exported types
    Initable(..)                            ,
    noInitable                              ,
    InitableK                               ,
    toInitable                              ,


 -- * Methods
-- ** initableInit
    initableInit                            ,




    ) 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
import qualified GI.GObject as GObject

-- interface Initable 

newtype Initable = Initable (ForeignPtr Initable)
noInitable :: Maybe Initable
noInitable = Nothing

type instance AttributeList Initable = InitableAttributeList
type InitableAttributeList = ('[ ] :: [(Symbol, *)])

type instance SignalList Initable = InitableSignalList
type InitableSignalList = ('[ '("notify", GObject.ObjectNotifySignalInfo), '("notify::[property]", GObjectNotifySignalInfo)] :: [(Symbol, *)])

foreign import ccall "g_initable_get_type"
    c_g_initable_get_type :: IO GType

type instance ParentTypes Initable = InitableParentTypes
type InitableParentTypes = '[GObject.Object]

instance GObject Initable where
    gobjectIsInitiallyUnowned _ = False
    gobjectType _ = c_g_initable_get_type
    

class GObject o => InitableK o
instance (GObject o, IsDescendantOf Initable o) => InitableK o

toInitable :: InitableK o => o -> IO Initable
toInitable = unsafeCastTo Initable

-- method Initable::init
-- method type : OrdinaryMethod
-- Args : [Arg {argName = "_obj", argType = TInterface "Gio" "Initable", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing},Arg {argName = "cancellable", argType = TInterface "Gio" "Cancellable", direction = DirectionIn, mayBeNull = True, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- Lengths : []
-- hInArgs : [Arg {argName = "_obj", argType = TInterface "Gio" "Initable", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing},Arg {argName = "cancellable", argType = TInterface "Gio" "Cancellable", direction = DirectionIn, mayBeNull = True, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- returnType : TBasicType TBoolean
-- throws : True
-- Skip return : False

foreign import ccall "g_initable_init" g_initable_init :: 
    Ptr Initable ->                         -- _obj : TInterface "Gio" "Initable"
    Ptr Cancellable ->                      -- cancellable : TInterface "Gio" "Cancellable"
    Ptr (Ptr GError) ->                     -- error
    IO CInt


initableInit ::
    (MonadIO m, InitableK a, CancellableK b) =>
    a ->                                    -- _obj
    Maybe (b) ->                            -- cancellable
    m ()
initableInit _obj cancellable = liftIO $ do
    let _obj' = unsafeManagedPtrCastPtr _obj
    maybeCancellable <- case cancellable of
        Nothing -> return nullPtr
        Just jCancellable -> do
            let jCancellable' = unsafeManagedPtrCastPtr jCancellable
            return jCancellable'
    onException (do
        _ <- propagateGError $ g_initable_init _obj' maybeCancellable
        touchManagedPtr _obj
        whenJust cancellable touchManagedPtr
        return ()
     ) (do
        return ()
     )