2 * AT-SPI - Assistive Technology Service Provider Interface
3 * (Gnome Accessibility Project; http://developer.gnome.org/projects/gap)
5 * Copyright 2008, 2009 Codethink Ltd.
6 * Copyright 2001, 2002, 2003 Sun Microsystems Inc.,
7 * Copyright 2001, 2002, 2003 Ximian, Inc.
9 * This library is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU Library General Public
11 * License as published by the Free Software Foundation; either
12 * version 2 of the License, or (at your option) any later version.
14 * This library is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * Library General Public License for more details.
19 * You should have received a copy of the GNU Library General Public
20 * License along with this library; if not, write to the
21 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
22 * Boston, MA 02111-1307, USA.
36 #include <droute/droute.h>
37 #include <atspi/atspi.h>
38 #include <atk-bridge.h>
44 #include "accessible-stateset.h"
46 #include "accessible-register.h"
47 #include "accessible-leasing.h"
48 #include "accessible-cache.h"
52 /*---------------------------------------------------------------------------*/
54 static DBusHandlerResult
55 signal_filter (DBusConnection *bus, DBusMessage *message, void *user_data);
57 SpiBridge *spi_global_app_data = NULL;
59 static gboolean inited = FALSE;
61 /*---------------------------------------------------------------------------*/
64 add_event (const char *bus_name, const char *event)
69 spi_atk_add_client (bus_name);
70 evdata = (event_data *) g_malloc (sizeof (*evdata));
73 data = g_strsplit (event, ":", 3);
79 evdata->bus_name = g_strdup (bus_name);
81 spi_global_app_data->events = g_list_append (spi_global_app_data->events, evdata);
84 static GSList *clients = NULL;
89 static int replies_received = 0;
92 if (replies_received == 3)
95 spi_atk_deregister_event_listeners ();
96 spi_global_app_data->events_initialized = TRUE;
101 get_events_reply (DBusPendingCall *pending, void *user_data)
103 DBusMessage *reply = dbus_pending_call_steal_reply (pending);
104 DBusMessageIter iter, iter_array, iter_struct;
109 if (strcmp (dbus_message_get_signature (reply), "a(ss)") != 0)
111 g_warning ("atk-bridge: GetRegisteredEvents returned message with unknown signature");
115 dbus_message_iter_init (reply, &iter);
116 dbus_message_iter_recurse (&iter, &iter_array);
117 while (dbus_message_iter_get_arg_type (&iter_array) != DBUS_TYPE_INVALID)
119 char *bus_name, *event;
120 dbus_message_iter_recurse (&iter_array, &iter_struct);
121 dbus_message_iter_get_basic (&iter_struct, &bus_name);
122 dbus_message_iter_next (&iter_struct);
123 dbus_message_iter_get_basic (&iter_struct, &event);
124 add_event (bus_name, event);
125 dbus_message_iter_next (&iter_array);
130 dbus_message_unref (reply);
132 dbus_pending_call_unref (pending);
134 tally_event_reply ();
138 get_device_events_reply (DBusPendingCall *pending, void *user_data)
140 DBusMessage *reply = dbus_pending_call_steal_reply (pending);
141 DBusMessageIter iter, iter_array, iter_struct;
146 if (strncmp (dbus_message_get_signature (reply), "a(s", 3) != 0)
148 g_warning ("atk-bridge: get_device_events_reply: unknown signature");
152 dbus_message_iter_init (reply, &iter);
153 dbus_message_iter_recurse (&iter, &iter_array);
154 while (dbus_message_iter_get_arg_type (&iter_array) != DBUS_TYPE_INVALID)
157 dbus_message_iter_recurse (&iter_array, &iter_struct);
158 dbus_message_iter_get_basic (&iter_struct, &bus_name);
159 spi_atk_add_client (bus_name);
160 dbus_message_iter_next (&iter_array);
165 dbus_message_unref (reply);
167 dbus_pending_call_unref (pending);
169 tally_event_reply ();
173 get_registered_event_listeners (SpiBridge *app)
175 DBusMessage *message;
176 DBusPendingCall *pending = NULL;
178 message = dbus_message_new_method_call (SPI_DBUS_NAME_REGISTRY,
179 ATSPI_DBUS_PATH_REGISTRY,
180 ATSPI_DBUS_INTERFACE_REGISTRY,
181 "GetRegisteredEvents");
185 dbus_connection_send_with_reply (app->bus, message, &pending, -1);
186 dbus_message_unref (message);
189 spi_global_app_data->events_initialized = TRUE;
192 dbus_pending_call_set_notify (pending, get_events_reply, NULL, NULL);
194 message = dbus_message_new_method_call (SPI_DBUS_NAME_REGISTRY,
196 ATSPI_DBUS_INTERFACE_DEC,
197 "GetKeystrokeListeners");
201 dbus_connection_send_with_reply (app->bus, message, &pending, -1);
202 dbus_message_unref (message);
205 spi_global_app_data->events_initialized = TRUE;
208 dbus_pending_call_set_notify (pending, get_device_events_reply, NULL, NULL);
210 message = dbus_message_new_method_call (SPI_DBUS_NAME_REGISTRY,
212 ATSPI_DBUS_INTERFACE_DEC,
213 "GetDeviceEventListeners");
217 dbus_connection_send_with_reply (app->bus, message, &pending, -1);
218 dbus_message_unref (message);
221 spi_global_app_data->events_initialized = TRUE;
224 dbus_pending_call_set_notify (pending, get_device_events_reply, NULL, NULL);
228 register_reply (DBusPendingCall *pending, void *user_data)
231 SpiBridge *app = user_data;
233 reply = dbus_pending_call_steal_reply (pending);
234 dbus_pending_call_unref (pending);
237 gchar *app_name, *obj_path;
239 if (strcmp (dbus_message_get_signature (reply), "(so)") != 0)
241 g_warning ("AT-SPI: Could not obtain desktop path or name\n");
245 DBusMessageIter iter, iter_struct;
246 dbus_message_iter_init (reply, &iter);
247 dbus_message_iter_recurse (&iter, &iter_struct);
248 dbus_message_iter_get_basic (&iter_struct, &app_name);
249 dbus_message_iter_next (&iter_struct);
250 dbus_message_iter_get_basic (&iter_struct, &obj_path);
252 g_free (app->desktop_name);
253 app->desktop_name = g_strdup (app_name);
254 g_free (app->desktop_path);
255 app->desktop_path = g_strdup (obj_path);
260 g_warning ("AT-SPI: Could not embed inside desktop");
263 dbus_message_unref (reply);
265 get_registered_event_listeners (spi_global_app_data);
269 register_application (SpiBridge * app)
271 DBusMessage *message;
272 DBusMessageIter iter;
274 DBusPendingCall *pending;
276 dbus_error_init (&error);
278 /* These will be overridden when we get a reply, but in practice these
279 defaults should always be correct */
280 app->desktop_name = g_strdup (ATSPI_DBUS_NAME_REGISTRY);
281 app->desktop_path = g_strdup (ATSPI_DBUS_PATH_ROOT);
283 message = dbus_message_new_method_call (SPI_DBUS_NAME_REGISTRY,
284 ATSPI_DBUS_PATH_ROOT,
285 ATSPI_DBUS_INTERFACE_SOCKET,
288 dbus_message_iter_init_append (message, &iter);
289 spi_object_append_reference (&iter, app->root);
291 if (!dbus_connection_send_with_reply (app->bus, message, &pending, -1)
297 dbus_pending_call_set_notify (pending, register_reply, app, NULL);
300 dbus_message_unref (message);
305 /*---------------------------------------------------------------------------*/
308 deregister_application (SpiBridge * app)
310 DBusMessage *message;
311 DBusMessageIter iter;
315 dbus_error_init (&error);
317 message = dbus_message_new_method_call (SPI_DBUS_NAME_REGISTRY,
318 ATSPI_DBUS_PATH_REGISTRY,
319 ATSPI_DBUS_INTERFACE_REGISTRY,
320 "DeregisterApplication");
321 dbus_message_set_no_reply (message, TRUE);
323 uname = dbus_bus_get_unique_name (app->bus);
325 dbus_message_iter_init_append (message, &iter);
326 dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &uname);
327 dbus_connection_send (app->bus, message, NULL);
329 dbus_message_unref (message);
331 if (app->app_bus_addr)
333 unlink (app->app_bus_addr);
334 g_free (app->app_bus_addr);
335 app->app_bus_addr = NULL;
338 if (app->app_tmp_dir)
340 rmdir (app->app_tmp_dir);
341 g_free (app->app_tmp_dir);
342 app->app_tmp_dir = NULL;
345 g_free (app->desktop_name);
346 app->desktop_name = NULL;
347 g_free (app->desktop_path);
348 app->desktop_path = NULL;
351 /*---------------------------------------------------------------------------*/
353 /*---------------------------------------------------------------------------*/
355 static AtkPlugClass *plug_class;
356 static AtkSocketClass *socket_class;
359 get_plug_id (AtkPlug * plug)
361 const char *uname = dbus_bus_get_unique_name (spi_global_app_data->bus);
363 GString *str = g_string_new (NULL);
365 path = spi_register_object_to_path (spi_global_register, G_OBJECT (plug));
366 g_string_printf (str, "%s:%s", uname, path);
368 return g_string_free (str, FALSE);
372 socket_ref_state_set (AtkObject *accessible)
374 char *child_name, *child_path;
375 AtkSocket *socket = ATK_SOCKET (accessible);
379 DBusMessage *message, *reply;
380 DBusMessageIter iter, iter_array;
383 set = atk_state_set_new ();
385 if (!socket->embedded_plug_id)
388 child_name = g_strdup (socket->embedded_plug_id);
391 child_path = g_utf8_strchr (child_name + 1, -1, ':');
397 *(child_path++) = '\0';
398 message = dbus_message_new_method_call (child_name, child_path, ATSPI_DBUS_INTERFACE_ACCESSIBLE, "GetState");
400 reply = dbus_connection_send_with_reply_and_block (spi_global_app_data->bus, message, 1, NULL);
401 dbus_message_unref (message);
404 if (strcmp (dbus_message_get_signature (reply), "au") != 0)
406 dbus_message_unref (reply);
410 dbus_message_iter_init (reply, &iter);
411 dbus_message_iter_recurse (&iter, &iter_array);
414 dbus_message_iter_get_basic (&iter_array, &v);
415 for (j = 0; j < 32; j++)
419 AtkState state = spi_atk_state_from_spi_state ((count << 5) + j);
420 atk_state_set_add_state (set, state);
425 while (dbus_message_iter_next (&iter_array));
426 dbus_message_unref (reply);
431 socket_embed_hook (AtkSocket * socket, gchar * plug_id)
433 AtkObject *accessible = ATK_OBJECT(socket);
434 gchar *plug_name, *plug_path;
435 AtkObjectClass *klass;
437 /* Force registration */
438 gchar *path = spi_register_object_to_path (spi_global_register, G_OBJECT (accessible));
439 /* Let the plug know that it has been embedded */
440 plug_name = g_strdup (plug_id);
446 plug_path = g_utf8_strchr (plug_name + 1, -1, ':');
449 DBusMessage *message;
450 *(plug_path++) = '\0';
451 message = dbus_message_new_method_call (plug_name, plug_path, ATSPI_DBUS_INTERFACE_SOCKET, "Embedded");
452 dbus_message_append_args (message, DBUS_TYPE_STRING, &path, DBUS_TYPE_INVALID);
453 dbus_connection_send (spi_global_app_data->bus, message, NULL);
458 klass = ATK_OBJECT_GET_CLASS (accessible);
459 klass->ref_state_set = socket_ref_state_set;
463 install_plug_hooks ()
467 data = g_type_class_ref (ATK_TYPE_PLUG);
468 plug_class = ATK_PLUG_CLASS (data);
469 data = g_type_class_ref (ATK_TYPE_SOCKET);
470 socket_class = ATK_SOCKET_CLASS (data);
471 plug_class->get_object_id = get_plug_id;
472 socket_class->embed = socket_embed_hook;
476 get_ancestral_uid (guint pid)
482 gboolean got_ppid = 0;
483 gboolean got_uid = 0;
485 sprintf (buf, "/proc/%d/status", pid);
486 fp = fopen (buf, "r");
489 while ((!got_ppid || !got_uid) && fgets (buf, sizeof (buf), fp))
491 if (sscanf (buf, "PPid:\t%d", &ppid) == 1)
493 else if (sscanf (buf, "Uid:\t%d", &uid) == 1)
498 if (!got_ppid || !got_uid)
502 if (ppid == 0 || ppid == 1)
504 return get_ancestral_uid (ppid);
508 user_check (DBusConnection *bus, unsigned long uid, void *data)
510 if (uid == getuid () || uid == geteuid ())
513 return get_ancestral_uid (getpid ()) == uid;
518 new_connection_cb (DBusServer *server, DBusConnection *con, void *data)
520 dbus_connection_set_unix_user_function (con, user_check, NULL, NULL);
521 dbus_connection_ref(con);
522 atspi_dbus_connection_setup_with_g_main(con, NULL);
523 droute_intercept_dbus (con);
524 droute_context_register (spi_global_app_data->droute, con);
526 spi_global_app_data->direct_connections = g_list_append (spi_global_app_data->direct_connections, con);
530 gchar *atspi_dbus_name = NULL;
531 static gboolean atspi_no_register = FALSE;
533 static GOptionEntry atspi_option_entries[] = {
534 {"atspi-dbus-name", 0, 0, G_OPTION_ARG_STRING, &atspi_dbus_name,
535 "D-Bus bus name to register as", NULL},
536 {"atspi-no-register", 0, 0, G_OPTION_ARG_NONE, &atspi_no_register,
537 "Do not register with Registry Daemon", NULL},
542 introspect_children_cb (const char *path, void *data)
544 if (!strcmp (path, "/org/a11y/atspi/accessible"))
546 return g_strdup ("<node name=\"root\"/>\n");
547 /* TODO: Should we place the whole hierarchy here? */
553 handle_event_listener_registered (DBusConnection *bus, DBusMessage *message,
559 if (!dbus_message_get_args (message, NULL, DBUS_TYPE_STRING, &sender,
560 DBUS_TYPE_STRING, &name, DBUS_TYPE_INVALID))
563 add_event (sender, name);
567 remove_events (const char *bus_name, const char *event)
572 remove_data = g_strsplit (event, ":", 3);
578 for (list = spi_global_app_data->events; list;)
580 event_data *evdata = list->data;
581 if (!g_strcmp0 (evdata->bus_name, bus_name) &&
582 spi_event_is_subtype (evdata->data, remove_data))
584 GList *events = spi_global_app_data->events;
585 g_strfreev (evdata->data);
586 g_free (evdata->bus_name);
590 GList *next = list->next;
591 list->prev = g_list_remove (list->prev, evdata);
596 spi_global_app_data->events = g_list_remove (events, evdata);
597 list = spi_global_app_data->events;
606 g_strfreev (remove_data);
610 handle_event_listener_deregistered (DBusConnection *bus, DBusMessage *message,
616 if (!dbus_message_get_args (message, NULL, DBUS_TYPE_STRING, &sender,
617 DBUS_TYPE_STRING, &name, DBUS_TYPE_INVALID))
620 remove_events (sender, name);
624 handle_device_listener_registered (DBusConnection *bus, DBusMessage *message,
628 DBusMessageIter iter, iter_struct;
630 if (strncmp (dbus_message_get_signature (message), "(s", 2) != 0)
632 g_warning ("atk-bridge: handle_device_listener_register: unknown signature");
636 dbus_message_iter_init (message, &iter);
637 dbus_message_iter_recurse (&iter, &iter_struct);
638 dbus_message_iter_get_basic (&iter_struct, &sender);
639 spi_atk_add_client (sender);
642 static DBusHandlerResult
643 signal_filter (DBusConnection *bus, DBusMessage *message, void *user_data)
645 const char *interface = dbus_message_get_interface (message);
646 const char *member = dbus_message_get_member (message);
647 DBusHandlerResult result = DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
649 if (dbus_message_get_type (message) != DBUS_MESSAGE_TYPE_SIGNAL)
650 return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
652 if (!strcmp (interface, ATSPI_DBUS_INTERFACE_REGISTRY))
654 result = DBUS_HANDLER_RESULT_HANDLED;
655 if (!strcmp (member, "EventListenerRegistered"))
656 handle_event_listener_registered (bus, message, user_data);
657 else if (!strcmp (member, "EventListenerDeregistered"))
658 handle_event_listener_deregistered (bus, message, user_data);
660 result = DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
662 else if (!strcmp (interface, ATSPI_DBUS_INTERFACE_DEVICE_EVENT_LISTENER))
664 result = DBUS_HANDLER_RESULT_HANDLED;
665 if (!strcmp (member, "KeystrokeListenerRegistered"))
666 handle_device_listener_registered (bus, message, user_data);
667 else if (!strcmp (member, "DeviceListenerRegistered"))
668 handle_device_listener_registered (bus, message, user_data);
670 result = DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
673 if (!g_strcmp0(interface, DBUS_INTERFACE_DBUS) &&
674 !g_strcmp0(member, "NameOwnerChanged"))
676 char *name, *old, *new;
677 result = DBUS_HANDLER_RESULT_HANDLED;
678 if (dbus_message_get_args (message, NULL,
679 DBUS_TYPE_STRING, &name,
680 DBUS_TYPE_STRING, &old,
681 DBUS_TYPE_STRING, &new,
684 if (*old != '\0' && *new == '\0')
685 spi_atk_remove_client (old);
693 spi_atk_create_socket (SpiBridge *app)
701 app->app_tmp_dir = g_build_filename (g_get_user_runtime_dir (),
702 "at-spi2-XXXXXX", NULL);
703 if (!g_mkdtemp (app->app_tmp_dir))
705 g_free (app->app_tmp_dir);
706 app->app_tmp_dir = NULL;
711 if (app->app_tmp_dir)
712 app->app_bus_addr = g_strdup_printf ("unix:path=%s/socket", app->app_tmp_dir);
714 app->app_bus_addr = g_strdup_printf ("unix:path=%s/at-spi2-socket-%d",
715 g_get_user_runtime_dir (), getpid ());
717 if (!spi_global_app_data->app_bus_addr)
720 dbus_error_init(&err);
721 server = dbus_server_listen(spi_global_app_data->app_bus_addr, &err);
724 g_warning ("atk-bridge: Couldn't listen on dbus server: %s", err.message);
725 dbus_error_init (&err);
726 spi_global_app_data->app_bus_addr [0] = '\0';
727 g_main_context_unref (spi_global_app_data->main_context);
728 spi_global_app_data->main_context = NULL;
732 atspi_dbus_server_setup_with_g_main(server, NULL);
733 dbus_server_set_new_connection_function(server, new_connection_cb, NULL, NULL);
735 spi_global_app_data->server = server;
742 * Checks the status of the environment variables
744 * At this moment it only checks NO_AT_BRIDGE
746 * Returns TRUE if there isn't anything on the environment preventing
747 * you to load the bridge, FALSE otherwise
754 envvar = g_getenv ("NO_AT_BRIDGE");
756 if (envvar && atoi (envvar) == 1)
765 DRoutePath *treepath;
767 spi_atk_register_event_listeners ();
768 if (!spi_global_cache)
770 spi_global_cache = g_object_new (SPI_CACHE_TYPE, NULL);
771 treepath = droute_add_one (spi_global_app_data->droute,
772 "/org/a11y/atspi/cache", spi_global_cache);
776 g_warning ("atk-bridge: Error in droute_add_one(). Already running?");
779 spi_initialize_cache (treepath);
786 * The following needs to be initialized.
788 * - DRoute for routing message to their accessible objects.
789 * - Event handlers for emmitting signals on specific ATK events.
790 * - setup the bus for p2p communication
791 * - Application registration with the AT-SPI registry.
795 atk_bridge_adaptor_init (gint * argc, gchar ** argv[])
801 gboolean load_bridge;
804 load_bridge = check_envvar ();
805 if (inited && !load_bridge)
806 g_warning ("ATK Bridge is disabled but a11y has already been enabled.");
808 if (inited || !load_bridge)
813 root = atk_get_root ();
814 g_warn_if_fail (root);
821 /* Parse command line options */
822 opt = g_option_context_new (NULL);
823 g_option_context_add_main_entries (opt, atspi_option_entries, NULL);
824 g_option_context_set_ignore_unknown_options (opt, TRUE);
825 if (!g_option_context_parse (opt, argc, argv, &err))
827 g_warning ("AT-SPI Option parsing failed: %s\n", err->message);
830 g_option_context_free (opt);
832 /* Allocate global data and do ATK initializations */
833 spi_global_app_data = g_new0 (SpiBridge, 1);
834 spi_global_app_data->root = g_object_ref (root);
836 /* Set up D-Bus connection and register bus name */
837 dbus_error_init (&error);
838 spi_global_app_data->bus = atspi_get_a11y_bus ();
839 if (!spi_global_app_data->bus)
841 g_free (spi_global_app_data);
842 spi_global_app_data = NULL;
847 if (atspi_dbus_name != NULL)
849 if (dbus_bus_request_name
850 (spi_global_app_data->bus, atspi_dbus_name, 0, &error))
852 g_print ("AT-SPI Recieved D-Bus name - %s\n", atspi_dbus_name);
857 ("AT-SPI D-Bus name requested but could not be allocated - %s\n",
862 spi_global_app_data->main_context = g_main_context_new ();
864 atspi_dbus_connection_setup_with_g_main (spi_global_app_data->bus, NULL);
866 /* Hook our plug-and socket functions */
867 install_plug_hooks ();
870 * Create the leasing, register and cache objects.
871 * The order is important here, the cache depends on the
874 spi_global_register = g_object_new (SPI_REGISTER_TYPE, NULL);
875 spi_global_leasing = g_object_new (SPI_LEASING_TYPE, NULL);
877 /* Register droute for routing AT-SPI messages */
878 spi_global_app_data->droute =
881 accpath = droute_add_many (spi_global_app_data->droute,
882 "/org/a11y/atspi/accessible",
884 introspect_children_cb,
886 (DRouteGetDatumFunction)
887 spi_global_register_path_to_object);
890 /* Register all interfaces with droute and set up application accessible db */
891 spi_initialize_accessible (accpath);
892 spi_initialize_application (accpath);
893 spi_initialize_action (accpath);
894 spi_initialize_collection (accpath);
895 spi_initialize_component (accpath);
896 spi_initialize_document (accpath);
897 spi_initialize_editabletext (accpath);
898 spi_initialize_hyperlink (accpath);
899 spi_initialize_hypertext (accpath);
900 spi_initialize_image (accpath);
901 spi_initialize_selection (accpath);
902 spi_initialize_socket (accpath);
903 spi_initialize_table (accpath);
904 spi_initialize_text (accpath);
905 spi_initialize_value (accpath);
907 droute_context_register (spi_global_app_data->droute,
908 spi_global_app_data->bus);
910 /* Register methods to send D-Bus signals on certain ATK events */
914 /* Set up filter and match rules to catch signals */
915 dbus_bus_add_match (spi_global_app_data->bus, "type='signal', interface='org.a11y.atspi.Registry', sender='org.a11y.atspi.Registry'", NULL);
916 dbus_bus_add_match (spi_global_app_data->bus, "type='signal', interface='org.a11y.atspi.DeviceEventListener', sender='org.a11y.atspi.Registry'", NULL);
917 dbus_connection_add_filter (spi_global_app_data->bus, signal_filter, NULL,
920 /* Register this app by sending a signal out to AT-SPI registry daemon */
921 if (!atspi_no_register && (!root || !ATK_IS_PLUG (root)))
922 register_application (spi_global_app_data);
924 get_registered_event_listeners (spi_global_app_data);
930 atk_bridge_adaptor_cleanup (void)
935 g_return_if_fail (inited);
937 if (!spi_global_app_data)
940 spi_atk_tidy_windows ();
941 spi_atk_deregister_event_listeners ();
943 deregister_application (spi_global_app_data);
945 if (spi_global_app_data->bus)
947 dbus_connection_remove_filter (spi_global_app_data->bus, signal_filter, NULL);
948 droute_context_unregister (spi_global_app_data->droute, spi_global_app_data->bus);
949 dbus_connection_close (spi_global_app_data->bus);
950 dbus_connection_unref (spi_global_app_data->bus);
951 spi_global_app_data->bus = NULL;
954 for (l = spi_global_app_data->direct_connections; l; l = l->next)
956 DBusConnection *connection;
958 connection = l->data;
960 droute_context_unregister (spi_global_app_data->droute, connection);
961 droute_unintercept_dbus (connection);
962 dbus_connection_unref (connection);
964 g_list_free (spi_global_app_data->direct_connections);
965 spi_global_app_data->direct_connections = NULL;
967 for (ls = clients; ls; ls = ls->next)
969 g_slist_free (clients);
972 g_clear_object (&spi_global_cache);
973 g_clear_object (&spi_global_leasing);
974 g_clear_object (&spi_global_register);
976 if (spi_global_app_data->main_context)
977 g_main_context_unref (spi_global_app_data->main_context);
979 droute_free (spi_global_app_data->droute);
981 g_free (spi_global_app_data);
982 spi_global_app_data = NULL;
987 /*---------------------------------------------------------------------------*/
989 static gchar *name_match_tmpl =
990 "type='signal', interface='org.freedesktop.DBus', member='NameOwnerChanged', arg0='%s'";
993 spi_atk_add_client (const char *bus_name)
998 for (l = clients; l; l = l->next)
1000 if (!g_strcmp0 (l->data, bus_name))
1004 spi_atk_activate ();
1005 clients = g_slist_append (clients, g_strdup (bus_name));
1006 match = g_strdup_printf (name_match_tmpl, bus_name);
1007 dbus_bus_add_match (spi_global_app_data->bus, match, NULL);
1012 spi_atk_remove_client (const char *bus_name)
1020 next_node = l->next;
1022 if (!g_strcmp0 (l->data, bus_name))
1024 gchar *match = g_strdup_printf (name_match_tmpl, l->data);
1025 dbus_bus_remove_match (spi_global_app_data->bus, match, NULL);
1028 clients = g_slist_delete_link (clients, l);
1030 spi_atk_deregister_event_listeners ();
1038 /*END------------------------------------------------------------------------*/