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

module GI.Gio.Interfaces.LoadableIcon
    ( 

-- * Exported types
    LoadableIcon(..)                        ,
    noLoadableIcon                          ,
    LoadableIconK                           ,
    toLoadableIcon                          ,


 -- * Methods
-- ** loadableIconLoad
    loadableIconLoad                        ,


-- ** loadableIconLoadAsync
    loadableIconLoadAsync                   ,


-- ** loadableIconLoadFinish
    loadableIconLoadFinish                  ,




    ) 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 LoadableIcon 

newtype LoadableIcon = LoadableIcon (ForeignPtr LoadableIcon)
noLoadableIcon :: Maybe LoadableIcon
noLoadableIcon = Nothing

type instance AttributeList LoadableIcon = LoadableIconAttributeList
type LoadableIconAttributeList = ('[ ] :: [(Symbol, *)])

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

foreign import ccall "g_loadable_icon_get_type"
    c_g_loadable_icon_get_type :: IO GType

type instance ParentTypes LoadableIcon = LoadableIconParentTypes
type LoadableIconParentTypes = '[Icon, GObject.Object]

instance GObject LoadableIcon where
    gobjectIsInitiallyUnowned _ = False
    gobjectType _ = c_g_loadable_icon_get_type
    

class GObject o => LoadableIconK o
instance (GObject o, IsDescendantOf LoadableIcon o) => LoadableIconK o

toLoadableIcon :: LoadableIconK o => o -> IO LoadableIcon
toLoadableIcon = unsafeCastTo LoadableIcon

-- method LoadableIcon::load
-- method type : OrdinaryMethod
-- Args : [Arg {argName = "_obj", argType = TInterface "Gio" "LoadableIcon", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing},Arg {argName = "size", argType = TBasicType TInt32, direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing},Arg {argName = "type", argType = TBasicType TUTF8, direction = DirectionOut, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferEverything},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" "LoadableIcon", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing},Arg {argName = "size", argType = TBasicType TInt32, 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 : TInterface "Gio" "InputStream"
-- throws : True
-- Skip return : False

foreign import ccall "g_loadable_icon_load" g_loadable_icon_load :: 
    Ptr LoadableIcon ->                     -- _obj : TInterface "Gio" "LoadableIcon"
    Int32 ->                                -- size : TBasicType TInt32
    Ptr CString ->                          -- type : TBasicType TUTF8
    Ptr Cancellable ->                      -- cancellable : TInterface "Gio" "Cancellable"
    Ptr (Ptr GError) ->                     -- error
    IO (Ptr InputStream)


loadableIconLoad ::
    (MonadIO m, LoadableIconK a, CancellableK b) =>
    a ->                                    -- _obj
    Int32 ->                                -- size
    Maybe (b) ->                            -- cancellable
    m (InputStream,T.Text)
loadableIconLoad _obj size cancellable = liftIO $ do
    let _obj' = unsafeManagedPtrCastPtr _obj
    type_ <- allocMem :: IO (Ptr CString)
    maybeCancellable <- case cancellable of
        Nothing -> return nullPtr
        Just jCancellable -> do
            let jCancellable' = unsafeManagedPtrCastPtr jCancellable
            return jCancellable'
    onException (do
        result <- propagateGError $ g_loadable_icon_load _obj' size type_ maybeCancellable
        checkUnexpectedReturnNULL "g_loadable_icon_load" result
        result' <- (wrapObject InputStream) result
        type_' <- peek type_
        type_'' <- cstringToText type_'
        freeMem type_'
        touchManagedPtr _obj
        whenJust cancellable touchManagedPtr
        freeMem type_
        return (result', type_'')
     ) (do
        freeMem type_
     )

-- method LoadableIcon::load_async
-- method type : OrdinaryMethod
-- Args : [Arg {argName = "_obj", argType = TInterface "Gio" "LoadableIcon", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing},Arg {argName = "size", argType = TBasicType TInt32, 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},Arg {argName = "callback", argType = TInterface "Gio" "AsyncReadyCallback", direction = DirectionIn, mayBeNull = True, argScope = ScopeTypeAsync, argClosure = 4, argDestroy = -1, transfer = TransferNothing},Arg {argName = "user_data", argType = TBasicType TVoid, direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- Lengths : []
-- hInArgs : [Arg {argName = "_obj", argType = TInterface "Gio" "LoadableIcon", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing},Arg {argName = "size", argType = TBasicType TInt32, 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},Arg {argName = "callback", argType = TInterface "Gio" "AsyncReadyCallback", direction = DirectionIn, mayBeNull = True, argScope = ScopeTypeAsync, argClosure = 4, argDestroy = -1, transfer = TransferNothing}]
-- returnType : TBasicType TVoid
-- throws : False
-- Skip return : False

foreign import ccall "g_loadable_icon_load_async" g_loadable_icon_load_async :: 
    Ptr LoadableIcon ->                     -- _obj : TInterface "Gio" "LoadableIcon"
    Int32 ->                                -- size : TBasicType TInt32
    Ptr Cancellable ->                      -- cancellable : TInterface "Gio" "Cancellable"
    FunPtr AsyncReadyCallbackC ->           -- callback : TInterface "Gio" "AsyncReadyCallback"
    Ptr () ->                               -- user_data : TBasicType TVoid
    IO ()


loadableIconLoadAsync ::
    (MonadIO m, LoadableIconK a, CancellableK b) =>
    a ->                                    -- _obj
    Int32 ->                                -- size
    Maybe (b) ->                            -- cancellable
    Maybe (AsyncReadyCallback) ->           -- callback
    m ()
loadableIconLoadAsync _obj size cancellable callback = liftIO $ do
    let _obj' = unsafeManagedPtrCastPtr _obj
    maybeCancellable <- case cancellable of
        Nothing -> return nullPtr
        Just jCancellable -> do
            let jCancellable' = unsafeManagedPtrCastPtr jCancellable
            return jCancellable'
    ptrcallback <- callocMem :: IO (Ptr (FunPtr AsyncReadyCallbackC))
    maybeCallback <- case callback of
        Nothing -> return (castPtrToFunPtr nullPtr)
        Just jCallback -> do
            jCallback' <- mkAsyncReadyCallback (asyncReadyCallbackWrapper (Just ptrcallback) jCallback)
            poke ptrcallback jCallback'
            return jCallback'
    let user_data = nullPtr
    g_loadable_icon_load_async _obj' size maybeCancellable maybeCallback user_data
    touchManagedPtr _obj
    whenJust cancellable touchManagedPtr
    return ()

-- method LoadableIcon::load_finish
-- method type : OrdinaryMethod
-- Args : [Arg {argName = "_obj", argType = TInterface "Gio" "LoadableIcon", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing},Arg {argName = "res", argType = TInterface "Gio" "AsyncResult", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing},Arg {argName = "type", argType = TBasicType TUTF8, direction = DirectionOut, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferEverything}]
-- Lengths : []
-- hInArgs : [Arg {argName = "_obj", argType = TInterface "Gio" "LoadableIcon", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing},Arg {argName = "res", argType = TInterface "Gio" "AsyncResult", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- returnType : TInterface "Gio" "InputStream"
-- throws : True
-- Skip return : False

foreign import ccall "g_loadable_icon_load_finish" g_loadable_icon_load_finish :: 
    Ptr LoadableIcon ->                     -- _obj : TInterface "Gio" "LoadableIcon"
    Ptr AsyncResult ->                      -- res : TInterface "Gio" "AsyncResult"
    Ptr CString ->                          -- type : TBasicType TUTF8
    Ptr (Ptr GError) ->                     -- error
    IO (Ptr InputStream)


loadableIconLoadFinish ::
    (MonadIO m, LoadableIconK a, AsyncResultK b) =>
    a ->                                    -- _obj
    b ->                                    -- res
    m (InputStream,T.Text)
loadableIconLoadFinish _obj res = liftIO $ do
    let _obj' = unsafeManagedPtrCastPtr _obj
    let res' = unsafeManagedPtrCastPtr res
    type_ <- allocMem :: IO (Ptr CString)
    onException (do
        result <- propagateGError $ g_loadable_icon_load_finish _obj' res' type_
        checkUnexpectedReturnNULL "g_loadable_icon_load_finish" result
        result' <- (wrapObject InputStream) result
        type_' <- peek type_
        type_'' <- cstringToText type_'
        freeMem type_'
        touchManagedPtr _obj
        touchManagedPtr res
        freeMem type_
        return (result', type_'')
     ) (do
        freeMem type_
     )