// Display.custom - customizations to Gdk.Display
//
// Authors: Mike Kestner  <mkestner@ximian.com>
//
// Copyright (c) 2004 Novell, Inc.
//
// 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.

		[DllImport ("libgdk-win32-2.0-0.dll", CallingConvention = CallingConvention.Cdecl)]
		static extern void gdk_display_get_pointer(IntPtr raw, IntPtr screen, out int x, out int y, out int mask);

		[Obsolete]
		public void GetPointer(Gdk.Screen screen, out int x, out int y, out Gdk.ModifierType mask) {
			int mask_as_int;
			gdk_display_get_pointer(Handle, screen.Handle, out x, out y, out mask_as_int);
			mask = (Gdk.ModifierType) mask_as_int;
		}

		[DllImport ("libgdk-win32-2.0-0.dll", CallingConvention = CallingConvention.Cdecl)]
		static extern void gdk_display_get_pointer(IntPtr raw, out IntPtr screen, out int x, out int y, out int mask);

		public void GetPointer(out Gdk.Screen screen, out int x, out int y, out Gdk.ModifierType mask) {
			IntPtr screen_handle;
			int mask_as_int;
			gdk_display_get_pointer(Handle, out screen_handle, out x, out y, out mask_as_int);
			screen = (Gdk.Screen) GLib.Object.GetObject(screen_handle);
			mask = (Gdk.ModifierType) mask_as_int;
		}

		public void GetPointer (out int x, out int y)
		{
			Gdk.ModifierType mod;
			Gdk.Screen screen;
			GetPointer (out screen, out x, out y, out mod);
		}

		public void GetPointer (out int x, out int y, out Gdk.ModifierType mod)
		{
			Gdk.Screen screen;
			GetPointer (out screen, out x, out y, out mod);
		}

		public void GetPointer (out Gdk.Screen screen, out int x, out int y)
		{
			Gdk.ModifierType mod;
			GetPointer (out screen, out x, out y, out mod);
		}

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

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

		[DllImport ("libgdk-win32-2.0-0.dll", CallingConvention = CallingConvention.Cdecl)]
		static extern void gdk_display_add_client_message_filter (IntPtr raw, IntPtr message_type, GdkSharp.FilterFuncNative func, IntPtr data);

		public void AddClientMessageFilter (Gdk.Atom message_type, Gdk.FilterFunc func) 
		{
			GdkSharp.FilterFuncWrapper func_wrapper = new GdkSharp.FilterFuncWrapper (func);
			if (!PersistentData.Contains ("client_message_filter_func_list"))
				PersistentData ["client_message_filter_func_list"] = new ArrayList ();
			ArrayList func_list = PersistentData ["client_message_filter_func_list"] as ArrayList;
			func_list.Add (func_wrapper);
			gdk_display_add_client_message_filter (Handle, message_type == null ? IntPtr.Zero : message_type.Handle, func_wrapper.NativeDelegate, IntPtr.Zero);
		}