Add padding to class structures to allow for future expansion.
[platform/upstream/atk.git] / atk / atkrelationset.h
1 /* ATK -  Accessibility Toolkit
2  * Copyright 2001 Sun Microsystems Inc.
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 #ifndef __ATK_RELATION_SET_H__
21 #define __ATK_RELATION_SET_H__
22
23 #ifdef __cplusplus
24 extern "C" {
25 #endif /* __cplusplus */
26
27 #include <glib-object.h>
28 #include <atk/atkobject.h>
29 #include <atk/atkrelation.h>
30
31 #define ATK_TYPE_RELATION_SET                     (atk_relation_set_get_type ())
32 #define ATK_RELATION_SET(obj)                     (G_TYPE_CHECK_INSTANCE_CAST ((obj), ATK_TYPE_RELATION_SET, AtkRelationSet))
33 #define ATK_RELATION_SET_CLASS(klass)             (G_TYPE_CHECK_CLASS_CAST ((klass), ATK_TYPE_RELATION_SET, AtkRelationSetClass))
34 #define ATK_IS_RELATION_SET(obj)                  (G_TYPE_CHECK_INSTANCE_TYPE ((obj), ATK_TYPE_RELATION_SET))
35 #define ATK_IS_RELATION_SET_CLASS(klass)          (G_TYPE_CHECK_CLASS_TYPE ((klass), ATK_TYPE_RELATION_SET))
36 #define ATK_RELATION_SET_GET_CLASS(obj)           (G_TYPE_INSTANCE_GET_CLASS ((obj), ATK_TYPE_RELATION_SET, AtkRelationSetClass))
37
38 typedef struct _AtkRelationSetClass       AtkRelationSetClass;
39
40
41 struct _AtkRelationSet
42 {
43   GObject parent;
44
45   GPtrArray *relations;
46 };
47
48 struct _AtkRelationSetClass
49 {
50   GObjectClass parent;
51
52   AtkFunction pad1;
53   AtkFunction pad2;
54 };
55
56 GType atk_relation_set_get_type (void);
57
58 AtkRelationSet* atk_relation_set_new                  (void);
59 gboolean        atk_relation_set_contains             (AtkRelationSet  *set,
60                                                        AtkRelationType relationship);
61 void            atk_relation_set_remove               (AtkRelationSet  *set,
62                                                        AtkRelation     *relation);
63 void            atk_relation_set_add                  (AtkRelationSet  *set,
64                                                        AtkRelation     *relation);
65 gint            atk_relation_set_get_n_relations      (AtkRelationSet  *set);
66 AtkRelation*    atk_relation_set_get_relation         (AtkRelationSet  *set,
67                                                        gint            i);
68 AtkRelation*    atk_relation_set_get_relation_by_type (AtkRelationSet  *set,
69                                                        AtkRelationType relationship);
70
71 #ifdef __cplusplus
72 }
73 #endif /* __cplusplus */
74
75
76 #endif /* __ATK_RELATION_SET_H__ */