1 /* GTK+ - accessibility implementations
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"
22 #include "gtkcellaccessibleprivate.h"
24 struct _GtkContainerCellAccessiblePrivate
30 G_DEFINE_TYPE (GtkContainerCellAccessible, gtk_container_cell_accessible, GTK_TYPE_CELL_ACCESSIBLE)
34 gtk_container_cell_accessible_finalize (GObject *obj)
36 GtkContainerCellAccessible *container = GTK_CONTAINER_CELL_ACCESSIBLE (obj);
38 g_list_free_full (container->priv->children, g_object_unref);
40 G_OBJECT_CLASS (gtk_container_cell_accessible_parent_class)->finalize (obj);
45 gtk_container_cell_accessible_get_n_children (AtkObject *obj)
47 GtkContainerCellAccessible *cell = GTK_CONTAINER_CELL_ACCESSIBLE (obj);
49 return cell->priv->n_children;
53 gtk_container_cell_accessible_ref_child (AtkObject *obj,
56 GtkContainerCellAccessible *cell = GTK_CONTAINER_CELL_ACCESSIBLE (obj);
59 l = g_list_nth (cell->priv->children, child);
63 return g_object_ref (ATK_OBJECT (l->data));
67 gtk_container_cell_accessible_update_cache (GtkCellAccessible *cell)
69 GtkContainerCellAccessible *container = GTK_CONTAINER_CELL_ACCESSIBLE (cell);
72 for (l = container->priv->children; l; l = l->next)
73 _gtk_cell_accessible_update_cache (l->data);
77 gtk_container_cell_widget_set (GtkAccessible *accessible)
79 GtkContainerCellAccessible *container = GTK_CONTAINER_CELL_ACCESSIBLE (accessible);
82 for (l = container->priv->children; l; l = l->next)
83 gtk_accessible_set_widget (l->data, gtk_accessible_get_widget (accessible));
85 GTK_ACCESSIBLE_CLASS (gtk_container_cell_accessible_parent_class)->widget_unset (accessible);
89 gtk_container_cell_widget_unset (GtkAccessible *accessible)
91 GtkContainerCellAccessible *container = GTK_CONTAINER_CELL_ACCESSIBLE (accessible);
94 for (l = container->priv->children; l; l = l->next)
95 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;
118 g_type_class_add_private (g_object_class, sizeof (GtkContainerCellAccessiblePrivate));
122 gtk_container_cell_accessible_init (GtkContainerCellAccessible *cell)
124 cell->priv = G_TYPE_INSTANCE_GET_PRIVATE (cell,
125 GTK_TYPE_CONTAINER_CELL_ACCESSIBLE,
126 GtkContainerCellAccessiblePrivate);
129 GtkContainerCellAccessible *
130 gtk_container_cell_accessible_new (void)
134 object = g_object_new (GTK_TYPE_CONTAINER_CELL_ACCESSIBLE, NULL);
136 ATK_OBJECT (object)->role = ATK_ROLE_TABLE_CELL;
138 return GTK_CONTAINER_CELL_ACCESSIBLE (object);
142 gtk_container_cell_accessible_add_child (GtkContainerCellAccessible *container,
143 GtkCellAccessible *child)
145 g_return_if_fail (GTK_IS_CONTAINER_CELL_ACCESSIBLE (container));
146 g_return_if_fail (GTK_IS_CELL_ACCESSIBLE (child));
148 container->priv->n_children++;
149 container->priv->children = g_list_append (container->priv->children, child);
150 atk_object_set_parent (ATK_OBJECT (child), ATK_OBJECT (container));
154 gtk_container_cell_accessible_remove_child (GtkContainerCellAccessible *container,
155 GtkCellAccessible *child)
157 g_return_if_fail (GTK_IS_CONTAINER_CELL_ACCESSIBLE (container));
158 g_return_if_fail (GTK_IS_CELL_ACCESSIBLE (child));
159 g_return_if_fail (container->priv->n_children > 0);
161 container->priv->children = g_list_remove (container->priv->children, child);
162 container->priv->n_children--;
166 gtk_container_cell_accessible_get_children (GtkContainerCellAccessible *container)
168 g_return_val_if_fail (GTK_IS_CONTAINER_CELL_ACCESSIBLE (container), NULL);
170 return container->priv->children;