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.
29 #include <X11/Xatom.h>
38 #include <droute/droute.h>
39 #include <atspi/atspi.h>
45 #include "accessible-stateset.h"
47 #include "accessible-register.h"
48 #include "accessible-leasing.h"
49 #include "accessible-cache.h"
53 /*---------------------------------------------------------------------------*/
55 static DBusHandlerResult
56 signal_filter (DBusConnection *bus, DBusMessage *message, void *user_data);
58 SpiBridge *spi_global_app_data = NULL;
60 /*---------------------------------------------------------------------------*/
63 add_event (const char *bus_name, const char *event)
68 spi_atk_add_client (bus_name);
69 evdata = (event_data *) g_malloc (sizeof (*evdata));
72 data = g_strsplit (event, ":", 3);
78 evdata->bus_name = g_strdup (bus_name);
80 spi_global_app_data->events = g_list_append (spi_global_app_data->events, evdata);
83 static GSList *clients = NULL;
88 static int replies_received = 0;
91 if (replies_received == 3)
94 spi_atk_deregister_event_listeners ();
95 spi_global_app_data->events_initialized = TRUE;
100 get_events_reply (DBusPendingCall *pending, void *user_data)
102 DBusMessage *reply = dbus_pending_call_steal_reply (pending);
103 DBusMessageIter iter, iter_array, iter_struct;
108 if (strcmp (dbus_message_get_signature (reply), "a(ss)") != 0)
110 g_warning ("atk-bridge: GetRegisteredEvents returned message with unknown signature");
114 dbus_message_iter_init (reply, &iter);
115 dbus_message_iter_recurse (&iter, &iter_array);
116 while (dbus_message_iter_get_arg_type (&iter_array) != DBUS_TYPE_INVALID)
118 char *bus_name, *event;
119 dbus_message_iter_recurse (&iter_array, &iter_struct);
120 dbus_message_iter_get_basic (&iter_struct, &bus_name);
121 dbus_message_iter_next (&iter_struct);
122 dbus_message_iter_get_basic (&iter_struct, &event);
123 add_event (bus_name, event);
124 dbus_message_iter_next (&iter_array);
129 dbus_message_unref (reply);
131 dbus_pending_call_unref (pending);
133 tally_event_reply ();
137 get_device_events_reply (DBusPendingCall *pending, void *user_data)
139 DBusMessage *reply = dbus_pending_call_steal_reply (pending);
140 DBusMessageIter iter, iter_array, iter_struct;
145 if (strncmp (dbus_message_get_signature (reply), "a(s", 3) != 0)
147 g_warning ("atk-bridge: get_device_events_reply: unknown signature");
151 dbus_message_iter_init (reply, &iter);
152 dbus_message_iter_recurse (&iter, &iter_array);
153 while (dbus_message_iter_get_arg_type (&iter_array) != DBUS_TYPE_INVALID)
156 dbus_message_iter_recurse (&iter_array, &iter_struct);
157 dbus_message_iter_get_basic (&iter_struct, &bus_name);
158 spi_atk_add_client (bus_name);
159 dbus_message_iter_next (&iter_array);
164 dbus_message_unref (reply);
166 dbus_pending_call_unref (pending);
168 tally_event_reply ();
172 get_registered_event_listeners (SpiBridge *app)
174 DBusMessage *message;
175 DBusPendingCall *pending = NULL;
177 message = dbus_message_new_method_call (SPI_DBUS_NAME_REGISTRY,
178 ATSPI_DBUS_PATH_REGISTRY,
179 ATSPI_DBUS_INTERFACE_REGISTRY,
180 "GetRegisteredEvents");
184 dbus_connection_send_with_reply (app->bus, message, &pending, -1);
185 dbus_message_unref (message);
188 spi_global_app_data->events_initialized = TRUE;
191 dbus_pending_call_set_notify (pending, get_events_reply, NULL, NULL);
193 message = dbus_message_new_method_call (SPI_DBUS_NAME_REGISTRY,
195 ATSPI_DBUS_INTERFACE_DEC,
196 "GetKeystrokeListeners");
200 dbus_connection_send_with_reply (app->bus, message, &pending, -1);
201 dbus_message_unref (message);
204 spi_global_app_data->events_initialized = TRUE;
207 dbus_pending_call_set_notify (pending, get_device_events_reply, NULL, NULL);
209 message = dbus_message_new_method_call (SPI_DBUS_NAME_REGISTRY,
211 ATSPI_DBUS_INTERFACE_DEC,
212 "GetDeviceEventListeners");
216 dbus_connection_send_with_reply (app->bus, message, &pending, -1);
217 dbus_message_unref (message);
220 spi_global_app_data->events_initialized = TRUE;
223 dbus_pending_call_set_notify (pending, get_device_events_reply, NULL, NULL);
227 register_reply (DBusPendingCall *pending, void *user_data)
230 SpiBridge *app = user_data;
232 reply = dbus_pending_call_steal_reply (pending);
233 dbus_pending_call_unref (pending);
236 gchar *app_name, *obj_path;
238 if (strcmp (dbus_message_get_signature (reply), "(so)") != 0)
240 g_warning ("AT-SPI: Could not obtain desktop path or name\n");
244 DBusMessageIter iter, iter_struct;
245 dbus_message_iter_init (reply, &iter);
246 dbus_message_iter_recurse (&iter, &iter_struct);
247 dbus_message_iter_get_basic (&iter_struct, &app_name);
248 dbus_message_iter_next (&iter_struct);
249 dbus_message_iter_get_basic (&iter_struct, &obj_path);
251 app->desktop_name = g_strdup (app_name);
252 app->desktop_path = g_strdup (obj_path);
257 g_warning ("AT-SPI: Could not embed inside desktop");
260 dbus_message_unref (reply);
262 get_registered_event_listeners (spi_global_app_data);
266 register_application (SpiBridge * app)
268 DBusMessage *message;
269 DBusMessageIter iter;
271 DBusPendingCall *pending;
272 const int max_addr_length = 128; /* should be long enough */
274 dbus_error_init (&error);
276 /* These will be overridden when we get a reply, but in practice these
277 defaults should always be correct */
278 app->desktop_name = ATSPI_DBUS_NAME_REGISTRY;
279 app->desktop_path = ATSPI_DBUS_PATH_ROOT;
281 message = dbus_message_new_method_call (SPI_DBUS_NAME_REGISTRY,
282 ATSPI_DBUS_PATH_ROOT,
283 ATSPI_DBUS_INTERFACE_SOCKET,
286 dbus_message_iter_init_append (message, &iter);
287 spi_object_append_reference (&iter, app->root);
289 if (!dbus_connection_send_with_reply (app->bus, message, &pending, -1)
295 dbus_pending_call_set_notify (pending, register_reply, app, NULL);
298 dbus_message_unref (message);
300 /* could this be better, we accept some amount of race in getting the temp name*/
301 /* make sure the directory exists */
302 mkdir ("/tmp/at-spi2/", S_IRWXU|S_IRWXG|S_IRWXO|S_ISVTX);
303 chmod ("/tmp/at-spi2/", S_IRWXU|S_IRWXG|S_IRWXO|S_ISVTX);
304 app->app_bus_addr = g_malloc(max_addr_length * sizeof(char));
306 sprintf (app->app_bus_addr, "unix:path=/tmp/at-spi2/socket-%d-%d", getpid(),
309 app->app_bus_addr [0] = '\0';
315 /*---------------------------------------------------------------------------*/
318 deregister_application (SpiBridge * app)
320 DBusMessage *message;
321 DBusMessageIter iter;
325 dbus_error_init (&error);
327 message = dbus_message_new_method_call (SPI_DBUS_NAME_REGISTRY,
328 ATSPI_DBUS_PATH_REGISTRY,
329 ATSPI_DBUS_INTERFACE_REGISTRY,
330 "DeregisterApplication");
331 dbus_message_set_no_reply (message, TRUE);
333 uname = dbus_bus_get_unique_name (app->bus);
335 dbus_message_iter_init_append (message, &iter);
336 dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &uname);
337 dbus_connection_send (app->bus, message, NULL);
339 dbus_message_unref (message);
342 /*---------------------------------------------------------------------------*/
344 /*---------------------------------------------------------------------------*/
346 static AtkPlugClass *plug_class;
347 static AtkSocketClass *socket_class;
350 get_plug_id (AtkPlug * plug)
352 const char *uname = dbus_bus_get_unique_name (spi_global_app_data->bus);
354 GString *str = g_string_new (NULL);
356 path = spi_register_object_to_path (spi_global_register, G_OBJECT (plug));
357 g_string_printf (str, "%s:%s", uname, path);
359 return g_string_free (str, FALSE);
363 socket_ref_state_set (AtkObject *accessible)
365 char *child_name, *child_path;
366 AtkSocket *socket = ATK_SOCKET (accessible);
370 DBusMessage *message, *reply;
371 DBusMessageIter iter, iter_array;
374 set = atk_state_set_new ();
376 if (!socket->embedded_plug_id)
379 child_name = g_strdup (socket->embedded_plug_id);
382 child_path = g_utf8_strchr (child_name + 1, -1, ':');
388 *(child_path++) = '\0';
389 message = dbus_message_new_method_call (child_name, child_path, ATSPI_DBUS_INTERFACE_ACCESSIBLE, "GetState");
391 reply = dbus_connection_send_with_reply_and_block (spi_global_app_data->bus, message, 1, NULL);
392 dbus_message_unref (message);
395 if (strcmp (dbus_message_get_signature (reply), "au") != 0)
397 dbus_message_unref (reply);
401 dbus_message_iter_init (reply, &iter);
402 dbus_message_iter_recurse (&iter, &iter_array);
405 dbus_message_iter_get_basic (&iter_array, &v);
406 for (j = 0; j < 32; j++)
410 AtkState state = spi_atk_state_from_spi_state ((count << 5) + j);
411 atk_state_set_add_state (set, state);
416 while (dbus_message_iter_next (&iter_array));
417 dbus_message_unref (reply);
422 socket_embed_hook (AtkSocket * socket, gchar * plug_id)
424 AtkObject *accessible = ATK_OBJECT(socket);
425 gchar *plug_name, *plug_path;
426 AtkObjectClass *klass;
428 /* Force registration */
429 gchar *path = spi_register_object_to_path (spi_global_register, G_OBJECT (accessible));
430 /* Let the plug know that it has been embedded */
431 plug_name = g_strdup (plug_id);
437 plug_path = g_utf8_strchr (plug_name + 1, -1, ':');
440 DBusMessage *message;
441 *(plug_path++) = '\0';
442 message = dbus_message_new_method_call (plug_name, plug_path, ATSPI_DBUS_INTERFACE_SOCKET, "Embedded");
443 dbus_message_append_args (message, DBUS_TYPE_STRING, &path, DBUS_TYPE_INVALID);
444 dbus_connection_send (spi_global_app_data->bus, message, NULL);
449 klass = ATK_OBJECT_GET_CLASS (accessible);
450 klass->ref_state_set = socket_ref_state_set;
454 install_plug_hooks ()
458 data = g_type_class_ref (ATK_TYPE_PLUG);
459 plug_class = ATK_PLUG_CLASS (data);
460 data = g_type_class_ref (ATK_TYPE_SOCKET);
461 socket_class = ATK_SOCKET_CLASS (data);
462 plug_class->get_object_id = get_plug_id;
463 socket_class->embed = socket_embed_hook;
467 get_ancestral_uid (uint pid)
473 gboolean got_ppid = 0;
474 gboolean got_uid = 0;
476 sprintf (buf, "/proc/%d/status", pid);
477 fp = fopen (buf, "r");
480 while ((!got_ppid || !got_uid) && fgets (buf, sizeof (buf), fp))
482 if (sscanf (buf, "PPid:\t%d", &ppid) == 1)
484 else if (sscanf (buf, "Uid:\t%d", &uid) == 1)
489 if (!got_ppid || !got_uid)
493 if (ppid == 0 || ppid == 1)
495 return get_ancestral_uid (ppid);
499 user_check (DBusConnection *bus, unsigned long uid, void *data)
501 if (uid == getuid () || uid == geteuid ())
504 return get_ancestral_uid (getpid ()) == uid;
509 new_connection_cb (DBusServer *server, DBusConnection *con, void *data)
511 dbus_connection_set_unix_user_function (con, user_check, NULL, NULL);
512 dbus_connection_ref(con);
513 atspi_dbus_connection_setup_with_g_main(con, NULL);
514 droute_intercept_dbus (con);
515 droute_context_register (spi_global_app_data->droute, con);
517 spi_global_app_data->direct_connections = g_list_append (spi_global_app_data->direct_connections, con);
527 dbus_error_init(&err);
528 server = dbus_server_listen(spi_global_app_data->app_bus_addr, &err);
531 g_warning ("atk-bridge: Couldn't listen on dbus server: %s", err.message);
532 dbus_error_init (&err);
533 spi_global_app_data->app_bus_addr [0] = '\0';
534 g_main_context_unref (spi_global_app_data->main_context);
535 spi_global_app_data->main_context = NULL;
539 atspi_dbus_server_setup_with_g_main(server, NULL);
540 dbus_server_set_new_connection_function(server, new_connection_cb, NULL, NULL);
542 spi_global_app_data->server = server;
549 gchar *atspi_dbus_name = NULL;
550 static gboolean atspi_no_register = FALSE;
552 static GOptionEntry atspi_option_entries[] = {
553 {"atspi-dbus-name", 0, 0, G_OPTION_ARG_STRING, &atspi_dbus_name,
554 "D-Bus bus name to register as", NULL},
555 {"atspi-no-register", 0, 0, G_OPTION_ARG_NONE, &atspi_no_register,
556 "Do not register with Registry Daemon", NULL},
561 introspect_children_cb (const char *path, void *data)
563 if (!strcmp (path, "/org/a11y/atspi/accessible"))
565 return g_strdup ("<node name=\"root\"/>\n");
566 /* TODO: Should we place the whole hierarchy here? */
572 handle_event_listener_registered (DBusConnection *bus, DBusMessage *message,
578 if (!dbus_message_get_args (message, NULL, DBUS_TYPE_STRING, &sender,
579 DBUS_TYPE_STRING, &name, DBUS_TYPE_INVALID))
582 add_event (sender, name);
586 remove_events (const char *bus_name, const char *event)
591 remove_data = g_strsplit (event, ":", 3);
597 for (list = spi_global_app_data->events; list;)
599 event_data *evdata = list->data;
600 if (!g_strcmp0 (evdata->bus_name, bus_name) &&
601 spi_event_is_subtype (evdata->data, remove_data))
603 GList *events = spi_global_app_data->events;
605 g_strfreev (evdata->data);
606 g_free (evdata->bus_name);
608 spi_global_app_data->events = g_list_remove (events, evdata);
616 g_strfreev (remove_data);
620 handle_event_listener_deregistered (DBusConnection *bus, DBusMessage *message,
626 if (!dbus_message_get_args (message, NULL, DBUS_TYPE_STRING, &sender,
627 DBUS_TYPE_STRING, &name, DBUS_TYPE_INVALID))
630 remove_events (sender, name);
634 handle_device_listener_registered (DBusConnection *bus, DBusMessage *message,
638 DBusMessageIter iter, iter_struct;
640 if (strncmp (dbus_message_get_signature (message), "(s", 2) != 0)
642 g_warning ("atk-bridge: handle_device_listener_register: unknown signature");
646 dbus_message_iter_init (message, &iter);
647 dbus_message_iter_recurse (&iter, &iter_struct);
648 dbus_message_iter_get_basic (&iter_struct, &sender);
649 spi_atk_add_client (sender);
652 static DBusHandlerResult
653 signal_filter (DBusConnection *bus, DBusMessage *message, void *user_data)
655 const char *interface = dbus_message_get_interface (message);
656 const char *member = dbus_message_get_member (message);
657 DBusHandlerResult result = DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
659 if (dbus_message_get_type (message) != DBUS_MESSAGE_TYPE_SIGNAL)
660 return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
662 if (!strcmp (interface, ATSPI_DBUS_INTERFACE_REGISTRY))
664 result = DBUS_HANDLER_RESULT_HANDLED;
665 if (!strcmp (member, "EventListenerRegistered"))
666 handle_event_listener_registered (bus, message, user_data);
667 else if (!strcmp (member, "EventListenerDeregistered"))
668 handle_event_listener_deregistered (bus, message, user_data);
670 result = DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
672 else if (!strcmp (interface, ATSPI_DBUS_INTERFACE_DEVICE_EVENT_LISTENER))
674 result = DBUS_HANDLER_RESULT_HANDLED;
675 if (!strcmp (member, "KeystrokeListenerRegistered"))
676 handle_device_listener_registered (bus, message, user_data);
677 else if (!strcmp (member, "DeviceListenerRegistered"))
678 handle_device_listener_registered (bus, message, user_data);
680 result = DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
683 if (!g_strcmp0(interface, DBUS_INTERFACE_DBUS) &&
684 !g_strcmp0(member, "NameOwnerChanged"))
686 char *name, *old, *new;
687 result = DBUS_HANDLER_RESULT_HANDLED;
688 if (dbus_message_get_args (message, NULL,
689 DBUS_TYPE_STRING, &name,
690 DBUS_TYPE_STRING, &old,
691 DBUS_TYPE_STRING, &new,
694 if (*old != '\0' && *new == '\0')
695 spi_atk_remove_client (old);
705 * The following needs to be initialized.
707 * - DRoute for routing message to their accessible objects.
708 * - Event handlers for emmitting signals on specific ATK events.
709 * - setup the bus for p2p communication
710 * - Application registration with the AT-SPI registry.
714 adaptor_init (gint * argc, gchar ** argv[])
720 static gboolean inited = FALSE;
727 DRoutePath *treepath, *accpath;
729 root = atk_get_root ();
730 g_warn_if_fail (root);
737 /* Parse command line options */
738 opt = g_option_context_new (NULL);
739 g_option_context_add_main_entries (opt, atspi_option_entries, NULL);
740 g_option_context_set_ignore_unknown_options (opt, TRUE);
741 if (!g_option_context_parse (opt, argc, argv, &err))
742 g_warning ("AT-SPI Option parsing failed: %s\n", err->message);
743 g_option_context_free (opt);
745 /* Allocate global data and do ATK initializations */
746 spi_global_app_data = g_new0 (SpiBridge, 1);
747 spi_global_app_data->root = g_object_ref (root);
749 /* Set up D-Bus connection and register bus name */
750 dbus_error_init (&error);
751 spi_global_app_data->bus = atspi_get_a11y_bus ();
752 if (!spi_global_app_data->bus)
754 g_free (spi_global_app_data);
755 spi_global_app_data = NULL;
760 if (atspi_dbus_name != NULL)
762 if (dbus_bus_request_name
763 (spi_global_app_data->bus, atspi_dbus_name, 0, &error))
765 g_print ("AT-SPI Recieved D-Bus name - %s\n", atspi_dbus_name);
770 ("AT-SPI D-Bus name requested but could not be allocated - %s\n",
775 spi_global_app_data->main_context = g_main_context_new ();
777 atspi_dbus_connection_setup_with_g_main (spi_global_app_data->bus, NULL);
779 /* Hook our plug-and socket functions */
780 install_plug_hooks ();
783 * Create the leasing, register and cache objects.
784 * The order is important here, the cache depends on the
787 spi_global_register = g_object_new (SPI_REGISTER_TYPE, NULL);
788 spi_global_leasing = g_object_new (SPI_LEASING_TYPE, NULL);
789 spi_global_cache = g_object_new (SPI_CACHE_TYPE, NULL);
791 /* Register droute for routing AT-SPI messages */
792 spi_global_app_data->droute =
795 treepath = droute_add_one (spi_global_app_data->droute,
796 "/org/a11y/atspi/cache", spi_global_cache);
800 g_warning ("atk-bridge: Error in droute_add_one(). Already running?");
804 accpath = droute_add_many (spi_global_app_data->droute,
805 "/org/a11y/atspi/accessible",
807 introspect_children_cb,
809 (DRouteGetDatumFunction)
810 spi_global_register_path_to_object);
813 /* Register all interfaces with droute and set up application accessible db */
814 spi_initialize_cache (treepath);
815 spi_initialize_accessible (accpath);
816 spi_initialize_application (accpath);
817 spi_initialize_action (accpath);
818 spi_initialize_collection (accpath);
819 spi_initialize_component (accpath);
820 spi_initialize_document (accpath);
821 spi_initialize_editabletext (accpath);
822 spi_initialize_hyperlink (accpath);
823 spi_initialize_hypertext (accpath);
824 spi_initialize_image (accpath);
825 spi_initialize_selection (accpath);
826 spi_initialize_socket (accpath);
827 spi_initialize_table (accpath);
828 spi_initialize_text (accpath);
829 spi_initialize_value (accpath);
831 droute_context_register (spi_global_app_data->droute,
832 spi_global_app_data->bus);
834 /* Register methods to send D-Bus signals on certain ATK events */
835 spi_atk_register_event_listeners ();
837 /* Set up filter and match rules to catch signals */
838 dbus_bus_add_match (spi_global_app_data->bus, "type='signal', interface='org.a11y.atspi.Registry', sender='org.a11y.atspi.Registry'", NULL);
839 dbus_bus_add_match (spi_global_app_data->bus, "type='signal', interface='org.a11y.atspi.DeviceEventListener', sender='org.a11y.atspi.Registry'", NULL);
840 dbus_connection_add_filter (spi_global_app_data->bus, signal_filter, NULL,
843 /* Register this app by sending a signal out to AT-SPI registry daemon */
844 if (!atspi_no_register && (!root || !ATK_IS_PLUG (root)))
845 register_application (spi_global_app_data);
847 get_registered_event_listeners (spi_global_app_data);
855 adaptor_cleanup (void)
860 if (!spi_global_app_data)
863 spi_atk_tidy_windows ();
864 spi_atk_deregister_event_listeners ();
866 deregister_application (spi_global_app_data);
868 if (spi_global_app_data->bus)
870 dbus_connection_remove_filter (spi_global_app_data->bus, signal_filter, NULL);
871 droute_context_unregister (spi_global_app_data->droute, spi_global_app_data->bus);
872 dbus_connection_unref (spi_global_app_data->bus);
875 for (l = spi_global_app_data->direct_connections; l; l = l->next)
877 DBusConnection *connection;
879 connection = l->data;
881 droute_context_unregister (spi_global_app_data->droute, connection);
882 droute_unintercept_dbus (connection);
883 dbus_connection_unref (connection);
885 g_list_free (spi_global_app_data->direct_connections);
887 for (ls = clients; ls; ls = ls->next)
889 g_slist_free (clients);
892 g_object_unref (spi_global_cache);
893 g_object_unref (spi_global_leasing);
894 g_object_unref (spi_global_register);
896 if (spi_global_app_data->main_context)
897 g_main_context_unref (spi_global_app_data->main_context);
899 droute_free (spi_global_app_data->droute);
901 g_free (spi_global_app_data);
902 spi_global_app_data = NULL;
905 /*---------------------------------------------------------------------------*/
907 static gchar *name_match_tmpl =
908 "type='signal', interface='org.freedesktop.DBus', member='NameOwnerChanged', arg0='%s'";
911 spi_atk_add_client (const char *bus_name)
916 for (l = clients; l; l = l->next)
918 if (!g_strcmp0 (l->data, bus_name))
921 if (!clients && spi_global_app_data->events_initialized)
922 spi_atk_register_event_listeners ();
923 clients = g_slist_append (clients, g_strdup (bus_name));
924 match = g_strdup_printf (name_match_tmpl, bus_name);
925 dbus_bus_add_match (spi_global_app_data->bus, match, NULL);
930 spi_atk_remove_client (const char *bus_name)
940 if (!g_strcmp0 (l->data, bus_name))
942 gchar *match = g_strdup_printf (name_match_tmpl, l->data);
943 dbus_bus_remove_match (spi_global_app_data->bus, match, NULL);
946 clients = g_slist_delete_link (clients, l);
948 spi_atk_deregister_event_listeners ();
955 /*END------------------------------------------------------------------------*/