{-# LINE 2 "./Graphics/UI/Gtk/Windows/Invisible.chs" #-}
-- -*-haskell-*-
-- GIMP Toolkit (GTK) Window
--
-- Author : Andy Stewart
--
-- Created: 7 Oct 2009
--
-- Copyright (C) 2009 Andy Stewart
--
-- 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.
--
-- |
-- Maintainer : gtk2hs-users@lists.sourceforge.net
-- Stability : provisional
-- Portability : portable (depends on GHC)
--
-- A widget which is not displayed
-- The 'Invisible' widget is used internally in GTK+, and is probably not very useful for application developers.
-- It is used for reliable pointer grabs and selection handling in the code for drag-and-drop.
--
module Graphics.UI.Gtk.Windows.Invisible (

-- * Class Hierarchy
-- |
-- @
-- | 'GObject'
-- | +----'Object'
-- | +----'Widget'
-- | +----Invisible
-- @

-- * Types
  Invisible,

-- * Constructors
  invisibleNew,
  invisibleNewForScreen,

-- * Methods
  invisibleSetScreen,
  invisibleGetScreen,
  ) where

import Control.Monad (liftM)

import System.Glib.FFI
import System.Glib.UTFString
import System.Glib.GError
import System.Glib.Attributes
import System.Glib.Properties
import System.Glib.GObject (makeNewGObject)
import Graphics.UI.Gtk.Abstract.Object (makeNewObject)
import Graphics.UI.Gtk.General.Enums
import Graphics.UI.Gtk.Gdk.Screen
import Graphics.UI.Gtk.Types
{-# LINE 65 "./Graphics/UI/Gtk/Windows/Invisible.chs" #-}
import Graphics.UI.Gtk.Gdk.Enums (Modifier(..))


{-# LINE 68 "./Graphics/UI/Gtk/Windows/Invisible.chs" #-}

--------------------
-- Constructors
-- | Creates a new 'Invisible'.
--
invisibleNew :: IO Invisible
invisibleNew =
  makeNewObject mkInvisible $
  liftM (castPtr :: Ptr Widget -> Ptr Invisible) $
  gtk_invisible_new
{-# LINE 78 "./Graphics/UI/Gtk/Windows/Invisible.chs" #-}

-- | Creates a new 'Invisible' object for a specified screen
--
-- * Available since Gdk version 2.2
--
invisibleNewForScreen ::
   Screen -- ^ @screen@ - a 'Screen' which identifies on which the new 'Invisible' will be created.
 -> IO Invisible
invisibleNewForScreen screen =
  makeNewObject mkInvisible $
  liftM (castPtr :: Ptr Widget -> Ptr Invisible) $
  (\(Screen arg1) -> withForeignPtr arg1 $ \argPtr1 ->gtk_invisible_new_for_screen argPtr1) screen

-- | Sets the 'Screen' where the 'Invisible' object will be displayed.
--
-- * Available since Gdk version 2.2
--
invisibleSetScreen :: Invisible
 -> Screen -- ^ @screen@ - the 'Screen' to set
 -> IO ()
invisibleSetScreen invisible screen =
  (\(Invisible arg1) (Screen arg2) -> withForeignPtr arg1 $ \argPtr1 ->withForeignPtr arg2 $ \argPtr2 ->gtk_invisible_set_screen argPtr1 argPtr2) invisible screen

-- | Returns the 'Screen' object associated with invisible
--
-- * Available since Gdk version 2.2
--
invisibleGetScreen :: Invisible
 -> IO Screen
invisibleGetScreen invisible =
  makeNewGObject mkScreen $
  (\(Invisible arg1) -> withForeignPtr arg1 $ \argPtr1 ->gtk_invisible_get_screen argPtr1) invisible

foreign import ccall safe "gtk_invisible_new"
  gtk_invisible_new :: (IO (Ptr Widget))

foreign import ccall safe "gtk_invisible_new_for_screen"
  gtk_invisible_new_for_screen :: ((Ptr Screen) -> (IO (Ptr Widget)))

foreign import ccall safe "gtk_invisible_set_screen"
  gtk_invisible_set_screen :: ((Ptr Invisible) -> ((Ptr Screen) -> (IO ())))

foreign import ccall safe "gtk_invisible_get_screen"
  gtk_invisible_get_screen :: ((Ptr Invisible) -> (IO (Ptr Screen)))