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, write to the
16 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
17 * Boston, MA 02111-1307, USA.
21 #include "gailbooleancell.h"
23 static void gail_boolean_cell_class_init (GailBooleanCellClass *klass);
27 static gboolean gail_boolean_cell_update_cache (GailRendererCell *cell,
28 gboolean emit_change_signal);
30 gchar *gail_boolean_cell_property_list[] = {
37 gail_boolean_cell_get_type (void)
39 static GType type = 0;
43 static const GTypeInfo tinfo =
45 sizeof (GailBooleanCellClass),
46 (GBaseInitFunc) NULL, /* base init */
47 (GBaseFinalizeFunc) NULL, /* base finalize */
48 (GClassInitFunc) gail_boolean_cell_class_init, /* class init */
49 (GClassFinalizeFunc) NULL, /* class finalize */
50 NULL, /* class data */
51 sizeof (GailBooleanCell), /* instance size */
53 NULL, /* instance init */
54 NULL /* value table */
57 type = g_type_register_static (GAIL_TYPE_RENDERER_CELL,
58 "GailBooleanCell", &tinfo, 0);
59 gail_cell_type_add_action_interface (type);
65 gail_boolean_cell_class_init (GailBooleanCellClass *klass)
67 GailRendererCellClass *renderer_cell_class = GAIL_RENDERER_CELL_CLASS (klass);
69 renderer_cell_class->update_cache = gail_boolean_cell_update_cache;
70 renderer_cell_class->property_list = gail_boolean_cell_property_list;
74 gail_boolean_cell_new (void)
77 AtkObject *atk_object;
78 GailRendererCell *cell;
79 GailBooleanCell *boolean_cell;
81 object = g_object_new (GAIL_TYPE_BOOLEAN_CELL, NULL);
83 g_return_val_if_fail (object != NULL, NULL);
85 atk_object = ATK_OBJECT (object);
86 atk_object->role = ATK_ROLE_TABLE_CELL;
88 cell = GAIL_RENDERER_CELL(object);
89 boolean_cell = GAIL_BOOLEAN_CELL(object);
91 cell->renderer = gtk_cell_renderer_toggle_new ();
92 g_object_ref (cell->renderer);
93 gtk_object_sink (GTK_OBJECT (cell->renderer));
94 boolean_cell->cell_value = FALSE;
99 gail_boolean_cell_update_cache (GailRendererCell *cell,
100 gboolean emit_change_signal)
102 GailBooleanCell *boolean_cell = GAIL_BOOLEAN_CELL (cell);
104 gboolean new_boolean;
106 g_object_get (G_OBJECT(cell->renderer), "active", &new_boolean, NULL);
108 if (boolean_cell->cell_value != new_boolean)
111 boolean_cell->cell_value = !(boolean_cell->cell_value);
113 /* Update cell's state */
116 gail_cell_add_state (GAIL_CELL (cell), ATK_STATE_CHECKED, emit_change_signal);
118 gail_cell_remove_state (GAIL_CELL (cell), ATK_STATE_CHECKED, emit_change_signal);