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|
{-# LANGUAGE CPP #-}
{-# OPTIONS_HADDOCK hide #-}
-- -*-haskell-*-
-- GIMP Toolkit (GTK) Multiline internal types
--
-- Author : Axel Simon
--
-- Created: 2 March 2006
--
-- Copyright (C) 2002-2006 Axel Simon
--
-- This library is free software; you can redistribute it and/or
-- modify it under the terms of the GNU Lesser General Public
-- License as published by the Free Software Foundation; either
-- version 2.1 of the License, or (at your option) any later version.
--
-- This library is distributed in the hope that it will be useful,
-- but WITHOUT ANY WARRANTY; without even the implied warranty of
-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-- Lesser General Public License for more details.
--
-- #hide
module Graphics.UI.Gtk.Multiline.Types (
-- * Types
TextIter(TextIter),
-- * Methods
textIterCopy,
mkTextIterCopy,
makeEmptyTextIter
) where
import System.Glib.FFI
import Graphics.UI.Gtk.General.Structs (textIterSize)
{# context lib="gtk" prefix="gtk" #}
-- methods
{#pointer *TextIter foreign newtype #}
-- | Copy the iterator.
--
textIterCopy :: TextIter -> IO TextIter
textIterCopy (TextIter iter) = do
iter' <- mallocForeignPtrBytes textIterSize
withForeignPtr iter' $ \iterPtr' ->
withForeignPtr iter $ \iterPtr ->
copyBytes iterPtr' iterPtr textIterSize
return (TextIter iter')
-- | Interal marshaling util
--
mkTextIterCopy :: Ptr TextIter -> IO TextIter
mkTextIterCopy iterPtr = do
iter' <- mallocForeignPtrBytes textIterSize
withForeignPtr iter' $ \iterPtr' ->
copyBytes iterPtr' iterPtr textIterSize
return (TextIter iter')
-- | Allocate memory to be filled with a TextIter.
--
makeEmptyTextIter :: IO TextIter
makeEmptyTextIter = do
iter <- mallocForeignPtrBytes textIterSize
return (TextIter iter)
|
