gtk/gdk/x11/gdkxid.c
1997-11-24 22:37:52 +00:00

75 lines
1.7 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 Library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the Free
* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "gdkprivate.h"
static guint gdk_xid_hash (XID *xid);
static gint gdk_xid_compare (XID *a,
XID *b);
GHashTable *xid_ht = NULL;
void
gdk_xid_table_insert (XID *xid,
gpointer data)
{
g_return_if_fail (xid != NULL);
if (!xid_ht)
xid_ht = g_hash_table_new ((GHashFunc) gdk_xid_hash,
(GCompareFunc) gdk_xid_compare);
g_hash_table_insert (xid_ht, xid, data);
}
void
gdk_xid_table_remove (XID xid)
{
if (!xid_ht)
xid_ht = g_hash_table_new ((GHashFunc) gdk_xid_hash,
(GCompareFunc) gdk_xid_compare);
g_hash_table_remove (xid_ht, &xid);
}
gpointer
gdk_xid_table_lookup (XID xid)
{
gpointer data;
data = g_hash_table_lookup (xid_ht, &xid);
return data;
}
static guint
gdk_xid_hash (XID *xid)
{
return *xid;
}
static gint
gdk_xid_compare (XID *a,
XID *b)
{
return (*a == *b);
}