1 /* GAIL - The GNOME Accessibility Enabling Library
2 * Copyright 2001 Sun Microsystems Inc.
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser 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.
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 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library. If not, see <http://www.gnu.org/licenses/>.
21 #include "gtkcontainercellaccessible.h"
24 G_DEFINE_TYPE (GtkContainerCellAccessible, _gtk_container_cell_accessible, GTK_TYPE_CELL_ACCESSIBLE)
28 gtk_container_cell_accessible_finalize (GObject *obj)
30 GtkContainerCellAccessible *container = GTK_CONTAINER_CELL_ACCESSIBLE (obj);
32 g_list_free_full (container->children, g_object_unref);
34 G_OBJECT_CLASS (_gtk_container_cell_accessible_parent_class)->finalize (obj);
39 gtk_container_cell_accessible_get_n_children (AtkObject *obj)
41 GtkContainerCellAccessible *cell = GTK_CONTAINER_CELL_ACCESSIBLE (obj);
43 return cell->NChildren;
47 gtk_container_cell_accessible_ref_child (AtkObject *obj,
50 GtkContainerCellAccessible *cell = GTK_CONTAINER_CELL_ACCESSIBLE (obj);
53 l = g_list_nth (cell->children, child);
57 return g_object_ref (ATK_OBJECT (l->data));
61 gtk_container_cell_accessible_update_cache (GtkCellAccessible *cell)
63 GtkContainerCellAccessible *container = GTK_CONTAINER_CELL_ACCESSIBLE (cell);
66 for (l = container->children; l; l = l->next)
68 _gtk_cell_accessible_update_cache (l->data);
73 gtk_container_cell_widget_set (GtkAccessible *accessible)
75 GtkContainerCellAccessible *container = GTK_CONTAINER_CELL_ACCESSIBLE (accessible);
78 for (l = container->children; l; l = l->next)
80 gtk_accessible_set_widget (l->data, gtk_accessible_get_widget (accessible));
83 GTK_ACCESSIBLE_CLASS (_gtk_container_cell_accessible_parent_class)->widget_unset (accessible);
87 gtk_container_cell_widget_unset (GtkAccessible *accessible)
89 GtkContainerCellAccessible *container = GTK_CONTAINER_CELL_ACCESSIBLE (accessible);
92 for (l = container->children; l; l = l->next)
94 gtk_accessible_set_widget (l->data, NULL);
97 GTK_ACCESSIBLE_CLASS (_gtk_container_cell_accessible_parent_class)->widget_unset (accessible);
101 _gtk_container_cell_accessible_class_init (GtkContainerCellAccessibleClass *klass)
103 GtkCellAccessibleClass *cell_class = GTK_CELL_ACCESSIBLE_CLASS (klass);
104 GtkAccessibleClass *accessible_class = GTK_ACCESSIBLE_CLASS (klass);
105 AtkObjectClass *class = ATK_OBJECT_CLASS (klass);
106 GObjectClass *g_object_class = G_OBJECT_CLASS (klass);
108 g_object_class->finalize = gtk_container_cell_accessible_finalize;
110 class->get_n_children = gtk_container_cell_accessible_get_n_children;
111 class->ref_child = gtk_container_cell_accessible_ref_child;
113 accessible_class->widget_unset = gtk_container_cell_widget_set;
114 accessible_class->widget_unset = gtk_container_cell_widget_unset;
116 cell_class->update_cache = gtk_container_cell_accessible_update_cache;
120 _gtk_container_cell_accessible_init (GtkContainerCellAccessible *cell)
124 GtkContainerCellAccessible *
125 _gtk_container_cell_accessible_new (void)
128 AtkObject *atk_object;
129 GtkContainerCellAccessible *container;
131 object = g_object_new (GTK_TYPE_CONTAINER_CELL_ACCESSIBLE, NULL);
133 g_return_val_if_fail (object != NULL, NULL);
135 atk_object = ATK_OBJECT (object);
136 atk_object->role = ATK_ROLE_TABLE_CELL;
138 container = GTK_CONTAINER_CELL_ACCESSIBLE (object);
139 container->children = NULL;
140 container->NChildren = 0;
145 _gtk_container_cell_accessible_add_child (GtkContainerCellAccessible *container,
146 GtkCellAccessible *child)
148 g_return_if_fail (GTK_IS_CONTAINER_CELL_ACCESSIBLE (container));
149 g_return_if_fail (GTK_IS_CELL_ACCESSIBLE (child));
151 container->NChildren++;
152 container->children = g_list_append (container->children, child);
153 atk_object_set_parent (ATK_OBJECT (child), ATK_OBJECT (container));
157 _gtk_container_cell_accessible_remove_child (GtkContainerCellAccessible *container,
158 GtkCellAccessible *child)
160 g_return_if_fail (GTK_IS_CONTAINER_CELL_ACCESSIBLE (container));
161 g_return_if_fail (GTK_IS_CELL_ACCESSIBLE (child));
162 g_return_if_fail (container->NChildren > 0);
164 container->children = g_list_remove (container->children, child);
165 container->NChildren--;