--  GIMP Toolkit (GTK) Binding for Haskell: binding to gstreamer -*-haskell-*-
--
--  Author : Peter Gavin
--  Created: 1-Apr-2007
--
--  Copyright (c) 2007 Peter Gavin
--
--  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 3 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.
--  
--  You should have received a copy of the GNU Lesser General Public
--  License along with this program.  If not, see
--  <http://www.gnu.org/licenses/>.
--  
--  GStreamer, the C library which this Haskell library depends on, is
--  available under LGPL Version 2. The documentation included with
--  this library is based on the original GStreamer documentation.
-- 
-- | Maintainer  : gtk2hs-devel\@lists.sourceforge.net
--   Stability   : alpha
--   Portability : portable (depends on GHC)
module Media.Streaming.GStreamer.Core.MiniObject (
  
  MiniObject,
  MiniObjectClass,
  MiniObjectFlags, -- deliberately not exporting constructors
  MiniObjectT,
  toMiniObject,
  castToMiniObject,
  
  miniObjectGetFlags,
  miniObjectGetFlagsM,
  miniObjectSetFlagsM,
  miniObjectUnsetFlagsM,
  
  ) where

import Control.Monad (liftM)
import Control.Monad.Trans
{#import Media.Streaming.GStreamer.Core.Types#}
import System.Glib.FFI

{# context lib = "gstreamer" prefix = "gst" #}

miniObjectGetFlags :: MiniObjectClass miniObjectT
                   => miniObjectT
                   -> [MiniObjectFlags]
miniObjectGetFlags =
    mkMiniObjectGetFlags

miniObjectGetFlagsM :: (MiniObjectClass miniObjectT, MonadIO m)
                    => MiniObjectT miniObjectT m [MiniObjectFlags]
miniObjectGetFlagsM =
    mkMiniObjectGetFlagsM

miniObjectSetFlagsM :: (MiniObjectClass miniObjectT, MonadIO m)
                    => [MiniObjectFlags]
                    -> MiniObjectT miniObjectT m ()
miniObjectSetFlagsM =
    mkMiniObjectSetFlagsM

miniObjectUnsetFlagsM :: (MiniObjectClass miniObjectT, MonadIO m)
                      => [MiniObjectFlags]
                      -> MiniObjectT miniObjectT m ()
miniObjectUnsetFlagsM =
    mkMiniObjectUnsetFlagsM

miniObjectCreateCopy :: (MiniObjectClass miniObjectT, MonadIO m)
                     => miniObjectT
                     -> MiniObjectT miniObjectT m a
                     -> m (miniObjectT, a)
miniObjectCreateCopy miniObject action =
    marshalMiniObjectModify
        (liftIO $ liftM castPtr $
             {# call mini_object_copy #} $
                 toMiniObject miniObject)
        action