// Gdk.Window.custom - Gdk Window class customizations
//
// Author: Moritz Balz <ich@mbalz.de>
//         Mike Kestner <mkestner@ximian.com>
//
// Copyright (c) 2003 Moritz Balz
// Copyright (c) 2004 - 2008 Novell, Inc.
//
// This code is inserted after the automatically generated code.
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of version 2 of the Lesser GNU General 
// Public License as published by the Free Software Foundation.
//
// This program 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, write to the
// Free Software Foundation, Inc., 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, USA.

	public Window (Gdk.Window parent, Gdk.WindowAttr attributes, Gdk.WindowAttributesType attributes_mask) : this (parent, attributes, (int)attributes_mask) {}

	[DllImport ("libgdk-win32-2.0-0.dll", CallingConvention = CallingConvention.Cdecl)]
	static extern IntPtr gdk_window_get_children(IntPtr raw);

	public Window[] Children {
		get {
			IntPtr raw_ret = gdk_window_get_children(Handle);
			if (raw_ret == IntPtr.Zero)
				return new Window [0];
			GLib.List list = new GLib.List(raw_ret);
			Window[] result = new Window [list.Count];
			for (int i = 0; i < list.Count; i++)
				result [i] = list [i] as Window;
			return result;
		}
	}

	[DllImport ("libgdk-win32-2.0-0.dll", CallingConvention = CallingConvention.Cdecl)]
	static extern void gdk_window_set_icon_list(IntPtr raw, IntPtr pixbufs);

	public Pixbuf[] IconList {
		set {
			GLib.List list = new GLib.List(IntPtr.Zero);
			foreach (Pixbuf val in value)
				list.Append (val.Handle);
			gdk_window_set_icon_list(Handle, list.Handle);
		}
	}

	[DllImport ("libgdk-win32-2.0-0.dll", CallingConvention = CallingConvention.Cdecl)]
	static extern IntPtr gdk_window_get_toplevels();

	public static Window[] Toplevels {
		get {
			IntPtr raw_ret = gdk_window_get_toplevels();
			if (raw_ret == IntPtr.Zero)
				return new Window [0];
			GLib.List list = new GLib.List(raw_ret);
			Window[] result = new Window [list.Count];
			for (int i = 0; i < list.Count; i++)
				result [i] = list [i] as Window;
			return result;
		}
	}

	[DllImport ("libgobject-2.0-0.dll", CallingConvention = CallingConvention.Cdecl)]
	static extern IntPtr g_object_ref (IntPtr raw);

	[DllImport ("libgdk-win32-2.0-0.dll", CallingConvention = CallingConvention.Cdecl)]
	static extern void gdk_window_destroy(IntPtr raw);

	public void Destroy () 
	{
		// native method assumes an outstanding normal ref, but we hold a
		// toggle ref.  take out a normal ref for it to release,  and let 
		// Dispose release our toggle ref.
		g_object_ref (Handle);
		gdk_window_destroy(Handle);
		Dispose ();
	}

	public void MoveResize (Gdk.Rectangle rect) {
		gdk_window_move_resize (Handle, rect.X, rect.Y, rect.Width, rect.Height);
	}

	public void ClearArea (Gdk.Rectangle rect, bool expose) {
		if (expose)
			gdk_window_clear_area_e (Handle, rect.X, rect.Y, rect.Width, rect.Height);
		else
			gdk_window_clear_area (Handle, rect.X, rect.Y, rect.Width, rect.Height);
	}

	[DllImport ("libgdk-win32-2.0-0.dll", CallingConvention = CallingConvention.Cdecl)]
	static extern void gdk_window_get_user_data (IntPtr raw, out IntPtr data);

	[DllImport ("libgdk-win32-2.0-0.dll", CallingConvention = CallingConvention.Cdecl)]
	static extern void gdk_window_set_user_data(IntPtr raw, IntPtr user_data);
	public IntPtr UserData {
		get {
			IntPtr data;
			gdk_window_get_user_data (Handle, out data);
			return data;
		}
		set {
			gdk_window_set_user_data(Handle, value);
		}
	} 

	[DllImport ("libgdk-win32-2.0-0.dll", CallingConvention = CallingConvention.Cdecl)]
	static extern void gdk_window_add_filter (IntPtr handle, GdkSharp.FilterFuncNative wrapper, IntPtr data);

	[DllImport ("libgdk-win32-2.0-0.dll", CallingConvention = CallingConvention.Cdecl)]
	static extern void gdk_window_remove_filter (IntPtr handle, GdkSharp.FilterFuncNative wrapper, IntPtr data);

	static Hashtable filter_all_hash;
	static Hashtable FilterAllHash {
		get {
			if (filter_all_hash == null)
				filter_all_hash = new Hashtable ();
			return filter_all_hash;
		}
	}

	public static void AddFilterForAll (FilterFunc func)
	{
		GdkSharp.FilterFuncWrapper wrapper = new GdkSharp.FilterFuncWrapper (func);
		FilterAllHash [func] = wrapper;
		gdk_window_add_filter (IntPtr.Zero, wrapper.NativeDelegate, IntPtr.Zero);
	}

	public static void RemoveFilterForAll (FilterFunc func)
	{
		GdkSharp.FilterFuncWrapper wrapper = FilterAllHash [func] as GdkSharp.FilterFuncWrapper;
		if (wrapper == null)
			return;
		FilterAllHash.Remove (func);
		gdk_window_remove_filter (IntPtr.Zero, wrapper.NativeDelegate, IntPtr.Zero);
	}

	public void AddFilter (FilterFunc function)
	{
		if (!PersistentData.Contains ("filter_func_hash"))
			PersistentData ["filter_func_hash"] = new Hashtable ();
		Hashtable hash = PersistentData ["filter_func_hash"] as Hashtable;
		GdkSharp.FilterFuncWrapper wrapper = new GdkSharp.FilterFuncWrapper (function);
		hash [function] = wrapper;
		gdk_window_add_filter (Handle, wrapper.NativeDelegate, IntPtr.Zero);
	}

	public void RemoveFilter (FilterFunc function)
	{
		Hashtable hash = PersistentData ["filter_func_hash"] as Hashtable;
		GdkSharp.FilterFuncWrapper wrapper = hash [function] as GdkSharp.FilterFuncWrapper;
		if (wrapper == null)
			return;
		hash.Remove (function);
		gdk_window_remove_filter (Handle, wrapper.NativeDelegate, IntPtr.Zero);
	}

#if MANLY_ENOUGH_TO_INCLUDE
	public Cairo.Graphics CairoGraphics (out int offset_x, out int offset_y)
	{
		IntPtr real_drawable;
		Cairo.Graphics o = new Cairo.Graphics ();

		gdk_window_get_internal_paint_info (Handle, out real_drawable, out offset_x, out offset_y);
		IntPtr x11 = gdk_x11_drawable_get_xid (real_drawable);
		IntPtr display = gdk_x11_drawable_get_xdisplay (real_drawable);
		o.SetTargetDrawable (display, x11);

		return o;
	}


	public override Cairo.Graphics CairoGraphics ()
	{
		int x, y;
		return CairoGraphics (out x, out y);
	}
#endif