88 lines
2.1 KiB
C
88 lines
2.1 KiB
C
/* GDK - The GIMP Drawing Kit
|
|
* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
|
|
*
|
|
* 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 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 library. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
/*
|
|
* Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
|
|
* file for a list of people on the GTK+ Team. See the ChangeLog
|
|
* files for a list of changes. These files are distributed with
|
|
* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
|
|
*/
|
|
|
|
#include "config.h"
|
|
#include <gdk/gdk.h>
|
|
|
|
#include "gdkprivate-win32.h"
|
|
|
|
static GHashTable *handle_ht = NULL;
|
|
|
|
static guint
|
|
gdk_handle_hash (HANDLE *handle)
|
|
{
|
|
#ifdef _WIN64
|
|
return ((guint *) handle)[0] ^ ((guint *) handle)[1];
|
|
#else
|
|
return (guint) *handle;
|
|
#endif
|
|
}
|
|
|
|
static int
|
|
gdk_handle_equal (HANDLE *a,
|
|
HANDLE *b)
|
|
{
|
|
return (*a == *b);
|
|
}
|
|
|
|
void
|
|
gdk_win32_handle_table_insert (HANDLE *handle,
|
|
gpointer data)
|
|
{
|
|
g_return_if_fail (handle != NULL);
|
|
|
|
if (!handle_ht)
|
|
handle_ht = g_hash_table_new ((GHashFunc) gdk_handle_hash,
|
|
(GEqualFunc) gdk_handle_equal);
|
|
|
|
g_hash_table_insert (handle_ht, handle, data);
|
|
}
|
|
|
|
void
|
|
gdk_win32_handle_table_remove (HANDLE handle)
|
|
{
|
|
if (!handle_ht)
|
|
handle_ht = g_hash_table_new ((GHashFunc) gdk_handle_hash,
|
|
(GEqualFunc) gdk_handle_equal);
|
|
|
|
g_hash_table_remove (handle_ht, &handle);
|
|
}
|
|
|
|
gpointer
|
|
gdk_win32_handle_table_lookup_ (HWND handle)
|
|
{
|
|
gpointer data = NULL;
|
|
|
|
if (handle_ht)
|
|
data = g_hash_table_lookup (handle_ht, &handle);
|
|
|
|
return data;
|
|
}
|
|
|
|
gpointer
|
|
gdk_win32_handle_table_lookup (HWND handle)
|
|
{
|
|
return gdk_win32_handle_table_lookup_ (handle);
|
|
}
|