| 1 | /* GDK - The GIMP Drawing Kit |
|---|
| 2 | * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald |
|---|
| 3 | * |
|---|
| 4 | * This library is free software; you can redistribute it and/or |
|---|
| 5 | * modify it under the terms of the GNU Library General Public |
|---|
| 6 | * License as published by the Free Software Foundation; either |
|---|
| 7 | * version 2 of the License, or (at your option) any later version. |
|---|
| 8 | * |
|---|
| 9 | * This library is distributed in the hope that it will be useful, |
|---|
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
|---|
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|---|
| 12 | * Library General Public License for more details. |
|---|
| 13 | * |
|---|
| 14 | * You should have received a copy of the GNU Library General Public |
|---|
| 15 | * License along with this library; if not, write to the |
|---|
| 16 | * Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
|---|
| 17 | * Boston, MA 02111-1307, USA. |
|---|
| 18 | */ |
|---|
| 19 | |
|---|
| 20 | /* |
|---|
| 21 | * Modified by the GTK+ Team and others 1997-1999. See the AUTHORS |
|---|
| 22 | * file for a list of people on the GTK+ Team. See the ChangeLog |
|---|
| 23 | * files for a list of changes. These files are distributed with |
|---|
| 24 | * GTK+ at ftp://ftp.gtk.org/pub/gtk/. |
|---|
| 25 | */ |
|---|
| 26 | |
|---|
| 27 | #include "gdkprivate.h" |
|---|
| 28 | #include <stdio.h> |
|---|
| 29 | |
|---|
| 30 | static guint gdk_xid_hash (XID *xid); |
|---|
| 31 | static gint gdk_xid_compare (XID *a, |
|---|
| 32 | XID *b); |
|---|
| 33 | |
|---|
| 34 | |
|---|
| 35 | static GHashTable *xid_ht = NULL; |
|---|
| 36 | |
|---|
| 37 | |
|---|
| 38 | void |
|---|
| 39 | gdk_xid_table_insert (XID *xid, |
|---|
| 40 | gpointer data) |
|---|
| 41 | { |
|---|
| 42 | g_return_if_fail (xid != NULL); |
|---|
| 43 | |
|---|
| 44 | if (!xid_ht) |
|---|
| 45 | xid_ht = g_hash_table_new ((GHashFunc) gdk_xid_hash, |
|---|
| 46 | (GCompareFunc) gdk_xid_compare); |
|---|
| 47 | |
|---|
| 48 | g_hash_table_insert (xid_ht, xid, data); |
|---|
| 49 | } |
|---|
| 50 | |
|---|
| 51 | void |
|---|
| 52 | gdk_xid_table_remove (XID xid) |
|---|
| 53 | { |
|---|
| 54 | if (!xid_ht) |
|---|
| 55 | xid_ht = g_hash_table_new ((GHashFunc) gdk_xid_hash, |
|---|
| 56 | (GCompareFunc) gdk_xid_compare); |
|---|
| 57 | |
|---|
| 58 | g_hash_table_remove (xid_ht, &xid); |
|---|
| 59 | } |
|---|
| 60 | |
|---|
| 61 | gpointer |
|---|
| 62 | gdk_xid_table_lookup (XID xid) |
|---|
| 63 | { |
|---|
| 64 | gpointer data = NULL; |
|---|
| 65 | |
|---|
| 66 | if (xid_ht) |
|---|
| 67 | data = g_hash_table_lookup (xid_ht, &xid); |
|---|
| 68 | |
|---|
| 69 | return data; |
|---|
| 70 | } |
|---|
| 71 | |
|---|
| 72 | |
|---|
| 73 | static guint |
|---|
| 74 | gdk_xid_hash (XID *xid) |
|---|
| 75 | { |
|---|
| 76 | return *xid; |
|---|
| 77 | } |
|---|
| 78 | |
|---|
| 79 | static gint |
|---|
| 80 | gdk_xid_compare (XID *a, |
|---|
| 81 | XID *b) |
|---|
| 82 | { |
|---|
| 83 | return (*a == *b); |
|---|
| 84 | } |
|---|
