c9a45a3fca
2006-04-27 Boby Wang <boby.wang@sun.com> Fix for #332821 * widgets/Makefile.am: * widgets/ea-expander.[ch]: Add two new files to implement the accessibility of EExpander. * widgets/ea-widgets.[ch]:(e_expander_a11y_init): Implement the accessibility of EExpander. svn path=/trunk/; revision=31911
166 lines
3.6 KiB
C
166 lines
3.6 KiB
C
/* Evolution Accessibility: ea-expander.c
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*
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* Copyright (C) 2006 Novell, Inc.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of version 2 of the GNU General Public
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* License as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this program; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*
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* Author: Boby Wang <boby.wang@sun.com> Sun Microsystem Inc., 2006
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*
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*/
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#include <config.h>
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#include "ea-expander.h"
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#include <gtk/gtkbutton.h>
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#include <glib/gi18n.h>
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static AtkObjectClass *parent_class;
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static GType parent_type;
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/* Action IDs */
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enum {
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ACTIVATE,
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LAST_ACTION
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};
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static G_CONST_RETURN gchar*
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ea_expander_get_name (AtkObject *a11y)
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{
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return _("Toggle Attachment Bar");
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}
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/* Action interface */
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static G_CONST_RETURN gchar *
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ea_expander_action_get_name (AtkAction *action, gint i)
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{
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switch (i)
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{
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case ACTIVATE:
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return _("activate");
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default:
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return NULL;
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}
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}
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static gboolean
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ea_expander_do_action (AtkAction *action, gint i)
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{
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GtkWidget *widget;
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EExpander *expander;
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widget = GTK_ACCESSIBLE (action)->widget;
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if (!widget || !GTK_WIDGET_IS_SENSITIVE (widget) || !GTK_WIDGET_VISIBLE (widget))
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return FALSE;
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expander = E_EXPANDER (widget);
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switch (i)
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{
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case ACTIVATE:
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g_signal_emit_by_name (expander, "activate");
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return TRUE;
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default:
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return FALSE;
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}
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}
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static gint
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ea_expander_get_n_actions (AtkAction *action)
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{
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return LAST_ACTION;
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}
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static void
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atk_action_interface_init (AtkActionIface *iface)
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{
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g_return_if_fail (iface != NULL);
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iface->do_action = ea_expander_do_action;
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iface->get_n_actions = ea_expander_get_n_actions;
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iface->get_name = ea_expander_action_get_name;
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}
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static void
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ea_expander_class_init (EaExpanderClass *klass)
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{
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AtkObjectClass *atk_object_class = ATK_OBJECT_CLASS (klass);
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parent_class = g_type_class_ref (parent_type);
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atk_object_class->get_name = ea_expander_get_name;
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}
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static void
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ea_expander_init (EaExpander *a11y)
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{
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/* Empty */
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}
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GType
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ea_expander_get_type (void)
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{
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static GType type = 0;
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if (!type) {
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AtkObjectFactory *factory;
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GTypeQuery query;
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GTypeInfo info = {
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sizeof (EaExpanderClass),
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(GBaseInitFunc) NULL,
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(GBaseFinalizeFunc) NULL,
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(GClassInitFunc) ea_expander_class_init,
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(GClassFinalizeFunc) NULL,
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NULL, /* class data */
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sizeof (EaExpander),
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0,
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(GInstanceInitFunc) ea_expander_init,
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NULL /* value_tree */
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};
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static const GInterfaceInfo atk_action_info = {
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(GInterfaceInitFunc) atk_action_interface_init,
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(GInterfaceFinalizeFunc) NULL,
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NULL
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};
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factory = atk_registry_get_factory (atk_get_default_registry (), GTK_TYPE_BIN);
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parent_type = atk_object_factory_get_accessible_type (factory);
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g_type_query (parent_type, &query);
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info.class_size = query.class_size;
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info.instance_size = query.instance_size;
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type = g_type_register_static (parent_type, "EaExpander", &info, 0);
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g_type_add_interface_static (type, ATK_TYPE_ACTION,
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&atk_action_info);
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}
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return type;
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}
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AtkObject *
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ea_expander_new (GtkWidget *widget)
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{
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EaExpander *a11y;
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a11y = g_object_new (ea_expander_get_type (), NULL);
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GTK_ACCESSIBLE (a11y)->widget = GTK_WIDGET (widget);
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ATK_OBJECT (a11y)->role = ATK_ROLE_TOGGLE_BUTTON;
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return ATK_OBJECT (a11y);
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}
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