2 * AT-SPI - Assistive Technology Service Provider Interface
3 * (Gnome Accessibility Project; http://developer.gnome.org/projects/gap)
5 * Copyright 2001, 2002 Sun Microsystems Inc.,
6 * Copyright 2001, 2002 Ximian, Inc.
8 * This library is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Library General Public
10 * License as published by the Free Software Foundation; either
11 * version 2 of the License, or (at your option) any later version.
13 * This library is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Library General Public License for more details.
18 * You should have received a copy of the GNU Library General Public
19 * License along with this library; if not, write to the
20 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
21 * Boston, MA 02111-1307, USA.
24 /* application.c: implements SpiApplication.idl */
28 #include <atk/atkutil.h>
29 #include <libspi/application.h>
31 #include "spi-private.h"
33 /* Our parent Gtk object type */
34 #define PARENT_TYPE SPI_ACCESSIBLE_TYPE
36 /* A pointer to our parent object class */
37 static SpiAccessibleClass *spi_application_parent_class;
39 static SpiApplication *the_app;
43 static void notify_listeners (GList *listeners,
44 SpiAccessible *source,
45 Accessibility_Event *e);
48 * Implemented GObject::finalize
51 spi_accessible_application_finalize (GObject *object)
54 SpiApplication *application = (SpiApplication *) object;
57 CORBA_exception_init (&ev);
59 for (l = application->toolkit_listeners; l; l = l->next)
61 CORBA_Object_release ((CORBA_Object) l->data, &ev);
64 CORBA_exception_free (&ev);
66 g_list_free (application->toolkit_listeners);
67 application->toolkit_listeners = NULL;
69 g_print ("application finalize called\n");
70 (G_OBJECT_CLASS (spi_application_parent_class))->finalize (object);
74 impl_accessibility_application_get_toolkit_name (PortableServer_Servant servant,
75 CORBA_Environment *ev)
77 return CORBA_string_dup (atk_get_toolkit_name ());
81 impl_accessibility_application_get_version (PortableServer_Servant servant,
82 CORBA_Environment *ev)
84 return CORBA_string_dup (atk_get_toolkit_version ());
88 impl_accessibility_application_get_id (PortableServer_Servant servant,
89 CORBA_Environment *ev)
91 SpiApplication *application = SPI_APPLICATION (
92 bonobo_object_from_servant (servant));
94 return application->id;
98 impl_accessibility_application_set_id (PortableServer_Servant servant,
100 CORBA_Environment *ev)
102 SpiApplication *application = SPI_APPLICATION (
103 bonobo_object_from_servant (servant));
105 application->id = id;
109 get_atk_object_ref (GObject *gobject)
113 if (ATK_IS_IMPLEMENTOR (gobject))
115 aobject = atk_implementor_ref_accessible (ATK_IMPLEMENTOR (gobject));
117 else if (ATK_IS_OBJECT (gobject))
119 aobject = ATK_OBJECT (gobject);
120 g_object_ref (G_OBJECT (aobject));
125 g_error ("received event from non-AtkImplementor");
132 spi_application_toolkit_event_listener (GSignalInvocationHint *signal_hint,
133 guint n_param_values,
134 const GValue *param_values,
137 Accessibility_Event e;
139 SpiAccessible *source;
140 GSignalQuery signal_query;
143 g_return_val_if_fail (the_app != NULL, FALSE);
145 g_signal_query (signal_hint->signal_id, &signal_query);
147 /* TODO: move GTK reference out of app.c into bridge */
148 event_name = g_strdup_printf ("Gtk:%s:%s",
149 g_type_name (signal_query.itype),
150 signal_query.signal_name);
153 fprintf (stderr, "Received signal %s\n", event_name);
156 aobject = get_atk_object_ref (g_value_get_object (param_values + 0));
158 source = spi_accessible_new (aobject);
159 e.type = CORBA_string_dup (event_name);
160 e.source = CORBA_OBJECT_NIL;
163 spi_init_any_nil (&e.any_data);
164 notify_listeners (the_app->toolkit_listeners, source, &e);
166 bonobo_object_unref (BONOBO_OBJECT (source));
167 g_object_unref (G_OBJECT (aobject));
175 impl_accessibility_application_get_locale (PortableServer_Servant servant,
176 Accessibility_LOCALE_TYPE lctype,
177 CORBA_Environment *ev)
182 case Accessibility_LOCALE_TYPE_COLLATE:
183 category = LC_COLLATE;
185 case Accessibility_LOCALE_TYPE_CTYPE:
188 case Accessibility_LOCALE_TYPE_MONETARY:
189 category = LC_MONETARY;
191 case Accessibility_LOCALE_TYPE_NUMERIC:
192 category = LC_NUMERIC;
194 case Accessibility_LOCALE_TYPE_MESSAGES:
196 category = LC_MESSAGES;
199 return CORBA_string_dup (setlocale (category, NULL));
203 impl_accessibility_application_register_toolkit_event_listener (PortableServer_Servant servant,
204 Accessibility_EventListener listener,
205 const CORBA_char *event_name,
206 CORBA_Environment *ev)
208 guint spi_listener_id;
210 atk_add_global_event_listener (spi_application_toolkit_event_listener, event_name);
211 the_app->toolkit_listeners = g_list_append (the_app->toolkit_listeners,
212 CORBA_Object_duplicate (listener, ev));
214 fprintf (stderr, "registered %d for toolkit events named: %s\n",
221 notify_listeners (GList *listeners, SpiAccessible *source, Accessibility_Event *e)
224 CORBA_Environment ev;
226 CORBA_exception_init (&ev);
228 for (l = listeners; l; l = l->next)
230 Accessibility_EventListener listener = l->data;
232 e->source = bonobo_object_dup_ref (BONOBO_OBJREF (source), &ev);
234 Accessibility_EventListener_notifyEvent (listener, e, &ev);
236 * when this (oneway) call completes, the CORBA refcount and
237 * Bonobo_Unknown refcount will be decremented by the recipient
239 CORBA_exception_free (&ev);
244 init_toolkit_names (GHashTable **generic_event_names, GHashTable **toolkit_event_names)
246 *toolkit_event_names = g_hash_table_new (g_str_hash, g_str_equal);
247 *generic_event_names = g_hash_table_new (g_str_hash, g_str_equal);
248 g_hash_table_insert (*toolkit_event_names,
249 "object:property-change",
250 "Gtk:AtkObject:property-change");
251 g_hash_table_insert (*generic_event_names,
252 "Gtk:AtkObject:property-change",
253 "object:property-change");
255 fprintf (stderr, "inserted spi_selection_changed hash\n");
260 spi_application_class_init (SpiApplicationClass *klass)
262 GObjectClass * object_class = (GObjectClass *) klass;
263 POA_Accessibility_Application__epv *epv = &klass->epv;
265 spi_application_parent_class = g_type_class_ref (SPI_ACCESSIBLE_TYPE);
267 object_class->finalize = spi_accessible_application_finalize;
269 epv->_get_toolkitName = impl_accessibility_application_get_toolkit_name;
270 epv->_get_version = impl_accessibility_application_get_version;
271 epv->_get_id = impl_accessibility_application_get_id;
272 epv->_set_id = impl_accessibility_application_set_id;
273 epv->registerToolkitEventListener = impl_accessibility_application_register_toolkit_event_listener;
274 epv->getLocale = impl_accessibility_application_get_locale;
275 init_toolkit_names (&klass->generic_event_names, &klass->toolkit_event_names);
279 spi_application_init (SpiApplication *application)
281 application->toolkit_listeners = NULL;
282 the_app = application;
285 BONOBO_TYPE_FUNC_FULL (SpiApplication,
286 Accessibility_Application,
287 PARENT_TYPE, spi_application)
290 spi_application_new (AtkObject *app_root)
292 return SPI_APPLICATION (spi_accessible_construct (
293 SPI_APPLICATION_TYPE, app_root));