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 /* registry.c: the main accessibility service registry implementation */
26 #undef SPI_LISTENER_DEBUG
28 #undef SPI_QUEUE_DEBUG
35 #include <bonobo/bonobo-exception.h>
36 #include "../libspi/spi-private.h"
39 /* Our parent GObject type */
40 #define PARENT_TYPE SPI_LISTENER_TYPE
42 /* A pointer to our parent object class */
43 static SpiListenerClass *spi_registry_parent_class;
45 static GQuark _deactivate_quark = 0;
46 static GQuark _activate_quark = 0;
47 static GQuark _state_quark = 0;
48 static GQuark _state_changed_focused_quark = 0;
64 const char *event_name;
65 EventTypeCategory type_cat;
66 GQuark major; /* from string segment[1] */
67 GQuark minor; /* from string segment[1]+segment[2] */
68 GQuark detail; /* from string segment[3] (not concatenated) */
72 Accessibility_EventListener listener;
73 GQuark event_type_quark;
74 EventTypeCategory event_type_cat;
78 spi_registry_set_debug (const char *debug_flag_string)
80 if (debug_flag_string)
81 _dbg = (int) g_ascii_strtod (debug_flag_string, NULL);
85 spi_listener_struct_new (Accessibility_EventListener listener, CORBA_Environment *ev)
87 SpiListenerStruct *retval = g_malloc (sizeof (SpiListenerStruct));
88 retval->listener = bonobo_object_dup_ref (listener, ev);
94 spi_listener_struct_free (SpiListenerStruct *ls, CORBA_Environment *ev)
96 bonobo_object_release_unref (ls->listener, ev);
101 desktop_add_application (SpiDesktop *desktop,
102 guint index, gpointer data)
104 BonoboObject *registry = BONOBO_OBJECT (data);
105 Accessibility_Event e;
106 CORBA_Environment ev;
107 Accessibility_Accessible a;
109 CORBA_exception_init (&ev);
110 e.type = "object:children-changed:add";
111 e.source = BONOBO_OBJREF (desktop);
114 a = Accessibility_Accessible_getChildAtIndex (BONOBO_OBJREF (desktop),
117 spi_init_any_object (&e.any_data, a);
119 spi_init_any_nil (&e.any_data);
120 Accessibility_Registry_notifyEvent (BONOBO_OBJREF (registry),
122 bonobo_object_release_unref (a, &ev);
123 CORBA_exception_free (&ev);
129 desktop_remove_application (SpiDesktop *desktop,
130 guint index, gpointer data)
132 BonoboObject *registry = BONOBO_OBJECT (data);
133 Accessibility_Event e;
134 Accessibility_Accessible a;
135 CORBA_Environment ev;
137 CORBA_exception_init (&ev);
139 e.type = "object:children-changed:remove";
140 e.source = BONOBO_OBJREF (desktop);
143 a = Accessibility_Accessible_getChildAtIndex (BONOBO_OBJREF (desktop),
146 spi_init_any_object (&e.any_data, a);
148 spi_init_any_nil (&e.any_data);
149 Accessibility_Accessible_unref (a, &ev);
150 Accessibility_Registry_notifyEvent (BONOBO_OBJREF (registry),
152 Accessibility_Desktop_unref (e.source, &ev);
153 CORBA_exception_free (&ev);
158 spi_registry_object_finalize (GObject *object)
160 DBG (1, g_warning ("spi_registry_object_finalize called\n"));
161 g_object_unref (SPI_REGISTRY (object)->de_controller);
163 G_OBJECT_CLASS (spi_registry_parent_class)->finalize (object);
167 _get_unique_id (void)
175 * registerApplication:
176 * @application: a reference to the requesting @Application
177 * return values: void
179 * Register a new application with the accessibility broker.
183 impl_accessibility_registry_register_application (PortableServer_Servant servant,
184 const Accessibility_Application application,
185 CORBA_Environment * ev)
187 SpiRegistry *registry = SPI_REGISTRY (bonobo_object_from_servant (servant));
190 fprintf (stderr, "registering app %p\n", application);
192 spi_desktop_add_application (registry->desktop, application);
194 Accessibility_Application__set_id (application, _get_unique_id (), ev);
197 * TODO: change the implementation below to a WM-aware one;
198 * e.g. don't add all apps to the SpiDesktop
202 #ifdef USE_A_HASH_IN_FUTURE
204 compare_corba_objects (gconstpointer p1, gconstpointer p2)
206 CORBA_Environment ev;
210 fprintf (stderr, "comparing %p to %p\n",
214 retval = !CORBA_Object_is_equivalent ((CORBA_Object) p1, (CORBA_Object) p2, &ev);
220 register_with_toolkits (SpiRegistry *spi_registry_bonobo_object, EventTypeStruct *etype, CORBA_Environment *ev)
225 Accessibility_Desktop desktop;
226 Accessibility_Application app;
227 Accessibility_Registry registry;
228 registry = BONOBO_OBJREF (spi_registry_bonobo_object);
230 /* for each app in each desktop, call ...Application_registerToolkitEventListener */
232 n_desktops = Accessibility_Registry_getDesktopCount (registry, ev);
234 for (i=0; i<n_desktops; ++i)
236 desktop = Accessibility_Registry_getDesktop (registry, i, ev);
237 n_apps = Accessibility_Desktop__get_childCount (desktop, ev);
238 for (j=0; j<n_apps; ++j)
240 app = (Accessibility_Application) Accessibility_Desktop_getChildAtIndex (desktop,
243 Accessibility_Application_registerToolkitEventListener (app,
245 CORBA_string_dup (etype->event_name),
251 #ifdef USE_A_HASH_IN_FUTURE
254 compare_listener_quarks (gconstpointer p1, gconstpointer p2)
256 return (((SpiListenerStruct *)p2)->event_type_quark !=
257 ((SpiListenerStruct *)p1)->event_type_quark);
261 compare_listener_corbaref (gconstpointer p1, gconstpointer p2)
263 return compare_corba_objects (((SpiListenerStruct *)p2)->listener,
264 ((SpiListenerStruct *)p1)->listener);
269 parse_event_type (EventTypeStruct *etype, const char *event_name)
271 gchar **split_string;
274 split_string = g_strsplit (event_name, ":", 4);
275 etype->event_name = event_name;
277 if (!g_ascii_strncasecmp (event_name, "focus:", 6))
279 etype->type_cat = ETYPE_FOCUS;
281 else if (!g_ascii_strncasecmp (event_name, "mouse:", 6))
283 etype->type_cat = ETYPE_MOUSE;
285 else if (!g_ascii_strncasecmp (event_name, "object:", 7))
287 etype->type_cat = ETYPE_OBJECT;
289 else if (!g_ascii_strncasecmp (event_name, "window:", 7))
291 etype->type_cat = ETYPE_WINDOW;
293 else if (!g_ascii_strncasecmp (event_name, "keyboard:", 9))
295 etype->type_cat = ETYPE_KEYBOARD;
299 etype->type_cat = ETYPE_TOOLKIT;
304 etype->major = g_quark_from_string (split_string[1]);
307 etype->minor = g_quark_from_string (s = g_strconcat (split_string[1], split_string[2], NULL));
311 etype->detail = g_quark_from_string (split_string[3]);
315 etype->detail = g_quark_from_static_string ("");
320 etype->minor = etype->major;
321 etype->detail = g_quark_from_static_string (""); /*etype->major;*/
326 etype->major = g_quark_from_static_string ("");
327 etype->minor = etype->major;
328 etype->detail = etype->major;
331 g_strfreev (split_string);
335 * deregisterApplication:
336 * @application: a reference to the @Application
337 * to be deregistered.
338 * return values: void
340 * De-register an application previously registered with the broker.
344 impl_accessibility_registry_deregister_application (PortableServer_Servant servant,
345 const Accessibility_Application application,
346 CORBA_Environment * ev)
348 SpiRegistry *registry = SPI_REGISTRY (bonobo_object_from_servant (servant));
350 spi_desktop_remove_application (registry->desktop, application);
353 fprintf (stderr, "de-registered app %p\n", application);
358 get_listener_list (SpiRegistry *registry,
359 EventTypeCategory cat)
369 ret = ®istry->object_listeners;
372 ret = ®istry->window_listeners;
376 ret = ®istry->toolkit_listeners;
386 * CORBA Accessibility::Registry::registerGlobalEventListener method implementation
389 impl_accessibility_registry_register_global_event_listener (
390 PortableServer_Servant servant,
391 Accessibility_EventListener listener,
392 const CORBA_char *event_name,
393 CORBA_Environment *ev)
395 SpiRegistry *registry = SPI_REGISTRY (bonobo_object_from_servant (servant));
396 SpiListenerStruct *ls = spi_listener_struct_new (listener, ev);
397 EventTypeStruct etype;
400 #ifdef SPI_LISTENER_DEBUG
401 fprintf (stderr, "registering for events of type %s\n", event_name);
404 /* parse, check major event type and add listener accordingly */
405 parse_event_type (&etype, event_name);
406 ls->event_type_quark = etype.minor;
407 ls->event_type_cat = etype.type_cat;
409 list = get_listener_list (registry, etype.type_cat);
413 *list = g_list_prepend (*list, ls);
415 if (etype.type_cat == ETYPE_TOOLKIT)
417 register_with_toolkits (registry, &etype, ev);
422 spi_listener_struct_free (ls, ev);
428 Accessibility_EventListener listener;
429 EventTypeStruct etype;
430 } RemoveListenerClosure;
432 static SpiReEntrantContinue
433 remove_listener_cb (GList * const *list, gpointer user_data)
435 SpiListenerStruct *ls = (SpiListenerStruct *) (*list)->data;
436 CORBA_Environment ev;
437 RemoveListenerClosure *cl = user_data;
439 CORBA_exception_init (&ev);
441 if (cl->remove_all || (((cl->etype.minor == ls->event_type_quark) ||
442 (cl->etype.major == ls->event_type_quark)) &&
443 cl->etype.type_cat == ls->event_type_cat ) )
445 if (CORBA_Object_is_equivalent (ls->listener, cl->listener, &ev))
447 spi_re_entrant_list_delete_link (list);
448 spi_listener_struct_free (ls, &ev);
452 CORBA_exception_free (&ev);
454 return SPI_RE_ENTRANT_CONTINUE;
458 * CORBA Accessibility::Registry::deregisterGlobalEventListenerAll method implementation
461 impl_accessibility_registry_deregister_global_event_listener_all (
462 PortableServer_Servant servant,
463 Accessibility_EventListener listener,
464 CORBA_Environment *ev)
468 SpiRegistry *registry = SPI_REGISTRY (bonobo_object_from_servant (servant));
469 RemoveListenerClosure cl = { 0, };
471 lists[0] = ®istry->object_listeners;
472 lists[1] = ®istry->window_listeners;
473 lists[2] = ®istry->toolkit_listeners;
475 cl.remove_all = TRUE;
476 cl.listener = listener;
478 for (i = 0; i < sizeof (lists) / sizeof (lists[0]); i++)
480 spi_re_entrant_list_foreach (lists [i], remove_listener_cb, &cl);
486 * CORBA Accessibility::Registry::deregisterGlobalEventListener method implementation
489 impl_accessibility_registry_deregister_global_event_listener (
490 PortableServer_Servant servant,
491 Accessibility_EventListener listener,
492 const CORBA_char *event_name,
493 CORBA_Environment *ev)
495 SpiRegistry *registry;
496 RemoveListenerClosure cl = { 0, };
498 registry = SPI_REGISTRY (bonobo_object_from_servant (servant));
500 cl.remove_all = FALSE;
501 parse_event_type (&cl.etype, (char *) event_name);
502 cl.listener = listener;
504 spi_re_entrant_list_foreach (get_listener_list (registry, cl.etype.type_cat),
505 remove_listener_cb, &cl);
511 * return values: a short integer indicating the current number of
514 * Get the current number of desktops.
518 impl_accessibility_registry_get_desktop_count (PortableServer_Servant servant,
519 CORBA_Environment * ev)
521 /* TODO: implement support for multiple virtual desktops */
522 CORBA_short n_desktops;
523 n_desktops = (CORBA_short) 1;
530 * @n: the index of the requested @Desktop.
531 * return values: a reference to the requested @Desktop.
533 * Get the nth accessible desktop.
536 static Accessibility_Desktop
537 impl_accessibility_registry_get_desktop (PortableServer_Servant servant,
539 CORBA_Environment * ev)
541 SpiRegistry *registry = SPI_REGISTRY (bonobo_object_from_servant (servant));
543 /* TODO: implement support for multiple virtual desktops */
546 return (Accessibility_Desktop)
547 bonobo_object_dup_ref (BONOBO_OBJREF (registry->desktop), ev);
551 return (Accessibility_Desktop) CORBA_OBJECT_NIL;
558 * return values: a sequence containing references to
561 * Get a list of accessible desktops.
564 static Accessibility_DesktopSeq *
565 impl_accessibility_registry_get_desktop_list (PortableServer_Servant servant,
566 CORBA_Environment * ev)
568 SpiRegistry *registry = SPI_REGISTRY (bonobo_object_from_servant (servant));
569 Accessibility_DesktopSeq *desktops;
571 desktops = Accessibility_DesktopSeq__alloc ();
572 desktops->_length = desktops->_maximum = 1;
573 desktops->_buffer = Accessibility_DesktopSeq_allocbuf (desktops->_length);
574 desktops->_buffer [0] = bonobo_object_dup_ref (BONOBO_OBJREF (registry->desktop), ev);
580 static Accessibility_DeviceEventController
581 impl_accessibility_registry_get_device_event_controller (PortableServer_Servant servant,
582 CORBA_Environment *ev)
584 SpiRegistry *registry = SPI_REGISTRY (bonobo_object_from_servant (servant));
586 if (!registry->de_controller)
588 registry->de_controller = spi_device_event_controller_new (registry);
591 return bonobo_object_dup_ref (BONOBO_OBJREF (registry->de_controller), ev);
595 CORBA_Environment *ev;
596 Bonobo_Unknown source;
597 EventTypeStruct etype;
598 Accessibility_Event e_out;
601 static SpiReEntrantContinue
602 notify_listeners_cb (GList * const *list, gpointer user_data)
604 SpiListenerStruct *ls;
605 NotifyContext *ctx = user_data;
609 #ifdef SPI_LISTENER_DEBUG
610 fprintf (stderr, "event quarks: %lx %lx %lx\n", ls->event_type_quark, ctx->etype.major, ctx->etype.minor);
611 fprintf (stderr, "event name: %s\n", ctx->etype.event_name);
613 if ((ls->event_type_quark == ctx->etype.major) ||
614 (ls->event_type_quark == ctx->etype.minor))
618 fprintf (stderr, "notifying listener %d\n", 0);
619 /* g_list_index (list, l->data)); */
620 s = Accessibility_Accessible__get_name (ctx->source, ctx->ev);
621 fprintf (stderr, "event source name %s\n", s);
623 if (BONOBO_EX (ctx->ev))
625 CORBA_exception_free (ctx->ev);
626 return SPI_RE_ENTRANT_CONTINUE;
630 ctx->e_out.source = ctx->source;
632 if ((*list) && (*list)->data == ls)
634 Accessibility_EventListener_notifyEvent (
635 (Accessibility_EventListener) ls->listener, &ctx->e_out, ctx->ev);
636 if (ctx->ev->_major != CORBA_NO_EXCEPTION)
638 DBG (1, g_warning ("Accessibility app error: exception during "
639 "event notification: %s\n",
640 CORBA_exception_id (ctx->ev)));
641 CORBA_exception_free (ctx->ev);
642 /* FIXME: check that this item is removed from the list
643 * on system exception by a 'broken' listener */
648 return SPI_RE_ENTRANT_CONTINUE;
652 registry_emit_event (SpiRegistry *registry, NotifyContext *ctx)
654 GList **list = get_listener_list (registry, ctx->etype.type_cat);
659 spi_re_entrant_list_foreach (list, notify_listeners_cb, ctx);
663 static NotifyContext*
664 registry_clone_notify_context (NotifyContext *ctx)
666 NotifyContext *new_ctx = g_new0 (NotifyContext, 1);
669 new_ctx->source = bonobo_object_dup_ref (ctx->source, NULL);
670 new_ctx->etype.event_name = CORBA_string_dup (ctx->etype.event_name);
671 new_ctx->etype.type_cat = ctx->etype.type_cat;
672 new_ctx->etype.major = ctx->etype.major;
673 new_ctx->etype.minor = ctx->etype.minor;
674 new_ctx->etype.detail = ctx->etype.detail;
675 new_ctx->e_out.type = CORBA_string_dup (ctx->e_out.type);
676 new_ctx->e_out.source = ctx->e_out.source;
677 new_ctx->e_out.detail1 = ctx->e_out.detail1;
678 new_ctx->e_out.detail2 = ctx->e_out.detail2;
679 CORBA_any__copy (&(new_ctx->e_out.any_data), &(ctx->e_out.any_data));
684 registry_flush_event_queue (SpiRegistry *registry,
686 CORBA_Environment *ev)
688 NotifyContext *q_ctx;
689 while (!g_queue_is_empty (registry->deferred_event_queue)) {
690 q_ctx = g_queue_pop_tail (registry->deferred_event_queue);
691 #ifdef SPI_QUEUE_DEBUG
692 fprintf (stderr, "%s! %s [n=%d] %p\n", (discard ? "discard" : "pop"),
693 q_ctx->etype.event_name,
694 (int) registry->deferred_event_queue->length, q_ctx);
698 registry_emit_event (registry, q_ctx);
701 (q_ctx->etype.type_cat == ETYPE_OBJECT) &&
702 (q_ctx->etype.major == _state_quark) &&
703 (q_ctx->etype.minor == _state_changed_focused_quark)) {
704 registry->focus_object = q_ctx->source;
705 #ifdef SPI_QUEUE_DEBUG
706 fprintf (stderr, "discard!: set focus_object %p\n", registry->focus_object);
710 bonobo_object_release_unref (q_ctx->source, NULL);
712 CORBA_free ((void *)q_ctx->etype.event_name);
713 CORBA_free ((void *)q_ctx->e_out.type);
716 registry->is_queueing = FALSE;
720 registry_timeout_flush_queue (gpointer data)
722 SpiRegistry *registry = data;
723 CORBA_Environment ev;
724 #ifdef SPI_QUEUE_DEBUG
725 fprintf (stderr, "timeout! flushing queue...\n");
727 CORBA_exception_init (&ev);
728 registry->queue_handler_id = 0;
729 registry_flush_event_queue (registry, FALSE, &ev);
734 registry_discard_on_event (SpiRegistry *registry, NotifyContext *ctx)
736 gboolean retval = FALSE;
737 NotifyContext *q_ctx = g_queue_peek_tail (registry->deferred_event_queue);
738 if ((q_ctx != NULL) &&
739 (ctx->etype.type_cat == ETYPE_WINDOW) &&
740 (ctx->etype.major == _activate_quark)) {
741 if (CORBA_Object_is_equivalent (ctx->source, q_ctx->source, NULL)) {
749 registry_reset_on_event (SpiRegistry *registry, NotifyContext *ctx)
751 return (ctx->etype.type_cat == ETYPE_WINDOW) ? TRUE : FALSE;
754 #ifdef SPI_QUEUE_DEBUG
755 #include <sys/time.h>
759 registry_start_queue (SpiRegistry *registry)
761 #ifdef SPI_QUEUE_DEBUG
763 gettimeofday (&tp, NULL);
764 fprintf (stderr, "start queueing at %i.%.6i\n", tp.tv_sec, tp.tv_usec);
766 if (registry->queue_handler_id != 0)
767 g_source_remove (registry->queue_handler_id);
769 if (registry->focus_object)
771 #ifdef SPI_QUEUE_DEBUG
772 fprintf (stderr, "registry_start_queue: release focus_object %p\n", registry->focus_object);
774 bonobo_object_release_unref (registry->focus_object, NULL);
775 registry->focus_object = NULL;
777 registry->queue_handler_id = g_timeout_add_full (G_PRIORITY_HIGH_IDLE,
778 registry->exit_notify_timeout,
779 registry_timeout_flush_queue, registry,
781 registry->is_queueing = TRUE;
785 registry_discard_event (SpiRegistry *registry, NotifyContext *ctx)
787 gboolean ret = FALSE;
789 if (ctx->etype.type_cat == ETYPE_FOCUS)
791 if (registry->focus_object)
793 if (CORBA_Object_is_equivalent (registry->focus_object, ctx->source, NULL))
797 #ifdef SPI_QUEUE_DEBUG
798 fprintf (stderr, "registry_discard_event: release focus_object %p\n", registry->focus_object);
800 bonobo_object_release_unref (registry->focus_object, NULL);
801 registry->focus_object = NULL;
808 registry_defer_on_event (SpiRegistry *registry, NotifyContext *ctx)
810 gboolean defer = FALSE;
811 if ((ctx->etype.type_cat == ETYPE_WINDOW) &&
812 (ctx->etype.major == _deactivate_quark)) {
814 registry_start_queue (registry);
816 /* defer all object:state-change events after a window:deactivate */
817 else if ((ctx->etype.type_cat == ETYPE_FOCUS) ||
818 ((ctx->etype.type_cat == ETYPE_OBJECT) &&
819 (ctx->etype.major == _state_quark))) {
826 registry_queue_event (SpiRegistry *registry, NotifyContext *ctx)
828 NotifyContext *q_ctx = registry_clone_notify_context (ctx);
829 #ifdef SPI_QUEUE_DEBUG
830 if (q_ctx->etype.type_cat != ETYPE_MOUSE)
831 fprintf (stderr, "push! %s %p\n", q_ctx->etype.event_name, q_ctx);
833 if (registry->is_queueing)
835 g_queue_push_head (registry->deferred_event_queue, q_ctx);
841 bonobo_object_release_unref (q_ctx->source, NULL);
842 CORBA_free ((void *)q_ctx->etype.event_name);
843 CORBA_free ((void *)q_ctx->e_out.type);
850 * Dispose of event in one of several ways:
852 * 2) initiate queuing and push onto queue (below)
853 * 3) push on existing queue to either pop on timeout or on subsequent event
854 * 4) pass-through immediately
855 * 5) pass-through, discarding queued events
856 * 6) emit queued events and then pass through
859 registry_filter_event (SpiRegistry *registry, NotifyContext *ctx,
860 CORBA_Environment *ev)
862 g_assert (ctx != NULL);
864 if (registry_discard_event (registry, ctx))
867 if (registry_defer_on_event (registry, ctx)) { /* #2, #3 */
868 if (registry->is_queueing) {
869 return registry_queue_event (registry, ctx);
875 else if (registry_reset_on_event (registry, ctx)) { /* #5, #6 */
876 gboolean discard = registry_discard_on_event (registry, ctx);
877 #ifdef SPI_QUEUE_DEBUG
878 fprintf (stderr, "event %s caused reset, discard=%d\n",
879 ctx->etype.event_name, (int) discard);
882 gettimeofday (&tp, NULL);
883 fprintf (stderr, "event at %i.%.6i\n", tp.tv_sec, tp.tv_usec);
886 registry_flush_event_queue (registry, discard, ev);
887 return (discard ? FALSE : TRUE);
895 impl_registry_notify_event (PortableServer_Servant servant,
896 const Accessibility_Event *e,
897 CORBA_Environment *ev)
899 SpiRegistry *registry;
901 static int level = 0;
904 registry = SPI_REGISTRY (bonobo_object_from_servant (servant));
906 parse_event_type (&ctx.etype, e->type);
910 ctx.source = e->source;
912 #ifdef SPI_QUEUE_DEBUG
913 if (ctx.etype.type_cat != ETYPE_MOUSE)
914 fprintf (stderr, "filter! %s level: %d\n", ctx.etype.event_name, level);
916 if (registry_filter_event (registry, &ctx, ev)) {
917 #ifdef SPI_QUEUE_DEBUG
918 if (ctx.etype.type_cat != ETYPE_MOUSE)
919 fprintf (stderr, "emit! %s level: %d\n", ctx.etype.event_name, level);
921 registry_emit_event (registry, &ctx);
927 spi_registry_class_init (SpiRegistryClass *klass)
929 GObjectClass * object_class = (GObjectClass *) klass;
930 POA_Accessibility_Registry__epv *epv = &klass->epv;
932 spi_registry_parent_class = g_type_class_ref (SPI_LISTENER_TYPE);
934 object_class->finalize = spi_registry_object_finalize;
936 klass->parent_class.epv.notifyEvent = impl_registry_notify_event;
938 epv->registerApplication = impl_accessibility_registry_register_application;
939 epv->deregisterApplication = impl_accessibility_registry_deregister_application;
940 epv->registerGlobalEventListener = impl_accessibility_registry_register_global_event_listener;
941 epv->deregisterGlobalEventListener = impl_accessibility_registry_deregister_global_event_listener;
942 epv->deregisterGlobalEventListenerAll = impl_accessibility_registry_deregister_global_event_listener_all;
943 epv->getDeviceEventController = impl_accessibility_registry_get_device_event_controller;
944 epv->getDesktopCount = impl_accessibility_registry_get_desktop_count;
945 epv->getDesktop = impl_accessibility_registry_get_desktop;
946 epv->getDesktopList = impl_accessibility_registry_get_desktop_list;
947 _deactivate_quark = g_quark_from_static_string ("deactivate");
948 _activate_quark = g_quark_from_static_string ("activate");
949 _state_quark = g_quark_from_static_string ("state-changed");
950 _state_changed_focused_quark = g_quark_from_static_string ("state-changedfocused");
954 spi_registry_init (SpiRegistry *registry)
956 spi_registry_set_debug (g_getenv ("AT_SPI_DEBUG"));
958 * TODO: FIXME, this module makes the foolish assumptions that
959 * registryd uses the same display as the apps, and that the
960 * DISPLAY environment variable is set.
962 gdk_init (NULL, NULL);
964 registry->object_listeners = NULL;
965 registry->window_listeners = NULL;
966 registry->toolkit_listeners = NULL;
967 registry->deferred_event_queue = g_queue_new ();
968 registry->exit_notify_timeout = 200;
969 registry->queue_handler_id = 0;
971 * The focus_object is set when a state-change:focused event is discarded
972 * after a window:deactivate event is received because a window:activate
973 * event has been received for the same window within the timeout period.
974 * The focus object is used to suppress a focus event for that object.
975 * It is released when a window:deactivate event is received.
977 registry->focus_object = NULL;
978 registry->desktop = spi_desktop_new ();
979 /* Register callback notification for application addition and removal */
980 g_signal_connect (G_OBJECT (registry->desktop),
982 G_CALLBACK (desktop_add_application),
985 g_signal_connect (G_OBJECT (registry->desktop),
986 "application_removed",
987 G_CALLBACK (desktop_remove_application),
990 registry->de_controller = spi_device_event_controller_new (registry);
993 BONOBO_TYPE_FUNC_FULL (SpiRegistry,
994 Accessibility_Registry,
999 spi_registry_new (void)
1001 SpiRegistry *retval = g_object_new (SPI_REGISTRY_TYPE, NULL);
1002 bonobo_object_set_immortal (BONOBO_OBJECT (retval), TRUE);