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.
23 #include "gailbooleancell.h"
25 static void gail_boolean_cell_class_init (GailBooleanCellClass *klass);
26 static void gail_boolean_cell_init (GailBooleanCell *cell);
29 static gboolean gail_boolean_cell_update_cache (GailRendererCell *cell,
30 gboolean emit_change_signal);
32 gchar *gail_boolean_cell_property_list[] = {
39 G_DEFINE_TYPE (GailBooleanCell, gail_boolean_cell, GAIL_TYPE_RENDERER_CELL)
42 gail_boolean_cell_class_init (GailBooleanCellClass *klass)
44 GailRendererCellClass *renderer_cell_class = GAIL_RENDERER_CELL_CLASS (klass);
46 renderer_cell_class->update_cache = gail_boolean_cell_update_cache;
47 renderer_cell_class->property_list = gail_boolean_cell_property_list;
51 gail_boolean_cell_init (GailBooleanCell *cell)
56 gail_boolean_cell_new (void)
59 AtkObject *atk_object;
60 GailRendererCell *cell;
61 GailBooleanCell *boolean_cell;
63 object = g_object_new (GAIL_TYPE_BOOLEAN_CELL, NULL);
65 g_return_val_if_fail (object != NULL, NULL);
67 atk_object = ATK_OBJECT (object);
68 atk_object->role = ATK_ROLE_TABLE_CELL;
70 cell = GAIL_RENDERER_CELL(object);
71 boolean_cell = GAIL_BOOLEAN_CELL(object);
73 cell->renderer = gtk_cell_renderer_toggle_new ();
74 g_object_ref_sink (cell->renderer);
75 boolean_cell->cell_value = FALSE;
76 boolean_cell->cell_sensitive = TRUE;
81 gail_boolean_cell_update_cache (GailRendererCell *cell,
82 gboolean emit_change_signal)
84 GailBooleanCell *boolean_cell = GAIL_BOOLEAN_CELL (cell);
87 gboolean new_sensitive;
89 g_object_get (G_OBJECT(cell->renderer), "active", &new_boolean,
90 "sensitive", &new_sensitive, NULL);
92 if (boolean_cell->cell_value != new_boolean)
95 boolean_cell->cell_value = !(boolean_cell->cell_value);
97 /* Update cell's state */
100 gail_cell_add_state (GAIL_CELL (cell), ATK_STATE_CHECKED, emit_change_signal);
102 gail_cell_remove_state (GAIL_CELL (cell), ATK_STATE_CHECKED, emit_change_signal);
105 if (boolean_cell->cell_sensitive != new_sensitive)
108 boolean_cell->cell_sensitive = !(boolean_cell->cell_sensitive);
110 /* Update cell's state */
113 gail_cell_add_state (GAIL_CELL (cell), ATK_STATE_SENSITIVE, emit_change_signal);
115 gail_cell_remove_state (GAIL_CELL (cell), ATK_STATE_SENSITIVE, emit_change_signal);