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.type_cat == ls->event_type_cat ) )
444 if (CORBA_Object_is_equivalent (ls->listener, cl->listener, &ev))
446 spi_re_entrant_list_delete_link (list);
447 spi_listener_struct_free (ls, &ev);
451 CORBA_exception_free (&ev);
453 return SPI_RE_ENTRANT_CONTINUE;
457 * CORBA Accessibility::Registry::deregisterGlobalEventListenerAll method implementation
460 impl_accessibility_registry_deregister_global_event_listener_all (
461 PortableServer_Servant servant,
462 Accessibility_EventListener listener,
463 CORBA_Environment *ev)
467 SpiRegistry *registry = SPI_REGISTRY (bonobo_object_from_servant (servant));
468 RemoveListenerClosure cl = { 0, };
470 lists[0] = ®istry->object_listeners;
471 lists[1] = ®istry->window_listeners;
472 lists[2] = ®istry->toolkit_listeners;
474 cl.remove_all = TRUE;
475 cl.listener = listener;
477 for (i = 0; i < sizeof (lists) / sizeof (lists[0]); i++)
479 spi_re_entrant_list_foreach (lists [i], remove_listener_cb, &cl);
485 * CORBA Accessibility::Registry::deregisterGlobalEventListener method implementation
488 impl_accessibility_registry_deregister_global_event_listener (
489 PortableServer_Servant servant,
490 Accessibility_EventListener listener,
491 const CORBA_char *event_name,
492 CORBA_Environment *ev)
494 SpiRegistry *registry;
495 RemoveListenerClosure cl = { 0, };
497 registry = SPI_REGISTRY (bonobo_object_from_servant (servant));
499 cl.remove_all = FALSE;
500 parse_event_type (&cl.etype, (char *) event_name);
501 cl.listener = listener;
503 spi_re_entrant_list_foreach (get_listener_list (registry, cl.etype.type_cat),
504 remove_listener_cb, &cl);
510 * return values: a short integer indicating the current number of
513 * Get the current number of desktops.
517 impl_accessibility_registry_get_desktop_count (PortableServer_Servant servant,
518 CORBA_Environment * ev)
520 /* TODO: implement support for multiple virtual desktops */
521 CORBA_short n_desktops;
522 n_desktops = (CORBA_short) 1;
529 * @n: the index of the requested @Desktop.
530 * return values: a reference to the requested @Desktop.
532 * Get the nth accessible desktop.
535 static Accessibility_Desktop
536 impl_accessibility_registry_get_desktop (PortableServer_Servant servant,
538 CORBA_Environment * ev)
540 SpiRegistry *registry = SPI_REGISTRY (bonobo_object_from_servant (servant));
542 /* TODO: implement support for multiple virtual desktops */
545 return (Accessibility_Desktop)
546 bonobo_object_dup_ref (BONOBO_OBJREF (registry->desktop), ev);
550 return (Accessibility_Desktop) CORBA_OBJECT_NIL;
557 * return values: a sequence containing references to
560 * Get a list of accessible desktops.
563 static Accessibility_DesktopSeq *
564 impl_accessibility_registry_get_desktop_list (PortableServer_Servant servant,
565 CORBA_Environment * ev)
567 SpiRegistry *registry = SPI_REGISTRY (bonobo_object_from_servant (servant));
568 Accessibility_DesktopSeq *desktops;
570 desktops = Accessibility_DesktopSeq__alloc ();
571 desktops->_length = desktops->_maximum = 1;
572 desktops->_buffer = Accessibility_DesktopSeq_allocbuf (desktops->_length);
573 desktops->_buffer [0] = bonobo_object_dup_ref (BONOBO_OBJREF (registry->desktop), ev);
579 static Accessibility_DeviceEventController
580 impl_accessibility_registry_get_device_event_controller (PortableServer_Servant servant,
581 CORBA_Environment *ev)
583 SpiRegistry *registry = SPI_REGISTRY (bonobo_object_from_servant (servant));
585 if (!registry->de_controller)
587 registry->de_controller = spi_device_event_controller_new (registry);
590 return bonobo_object_dup_ref (BONOBO_OBJREF (registry->de_controller), ev);
594 CORBA_Environment *ev;
595 Bonobo_Unknown source;
596 EventTypeStruct etype;
597 Accessibility_Event e_out;
600 static SpiReEntrantContinue
601 notify_listeners_cb (GList * const *list, gpointer user_data)
603 SpiListenerStruct *ls;
604 NotifyContext *ctx = user_data;
608 #ifdef SPI_LISTENER_DEBUG
609 fprintf (stderr, "event quarks: %lx %lx %lx\n", ls->event_type_quark, ctx->etype.major, ctx->etype.minor);
610 fprintf (stderr, "event name: %s\n", ctx->etype.event_name);
612 if ((ls->event_type_quark == ctx->etype.major) ||
613 (ls->event_type_quark == ctx->etype.minor))
617 fprintf (stderr, "notifying listener %d\n", 0);
618 /* g_list_index (list, l->data)); */
619 s = Accessibility_Accessible__get_name (ctx->source, ctx->ev);
620 fprintf (stderr, "event source name %s\n", s);
622 if (BONOBO_EX (ctx->ev))
624 CORBA_exception_free (ctx->ev);
625 return SPI_RE_ENTRANT_CONTINUE;
629 ctx->e_out.source = ctx->source;
631 if ((*list) && (*list)->data == ls)
633 Accessibility_EventListener_notifyEvent (
634 (Accessibility_EventListener) ls->listener, &ctx->e_out, ctx->ev);
635 if (ctx->ev->_major != CORBA_NO_EXCEPTION)
637 DBG (1, g_warning ("Accessibility app error: exception during "
638 "event notification: %s\n",
639 CORBA_exception_id (ctx->ev)));
640 CORBA_exception_free (ctx->ev);
641 /* FIXME: check that this item is removed from the list
642 * on system exception by a 'broken' listener */
647 return SPI_RE_ENTRANT_CONTINUE;
651 registry_emit_event (SpiRegistry *registry, NotifyContext *ctx)
653 GList **list = get_listener_list (registry, ctx->etype.type_cat);
658 spi_re_entrant_list_foreach (list, notify_listeners_cb, ctx);
662 static NotifyContext*
663 registry_clone_notify_context (NotifyContext *ctx)
665 NotifyContext *new_ctx = g_new0 (NotifyContext, 1);
668 new_ctx->source = bonobo_object_dup_ref (ctx->source, NULL);
669 new_ctx->etype.event_name = CORBA_string_dup (ctx->etype.event_name);
670 new_ctx->etype.type_cat = ctx->etype.type_cat;
671 new_ctx->etype.major = ctx->etype.major;
672 new_ctx->etype.minor = ctx->etype.minor;
673 new_ctx->etype.detail = ctx->etype.detail;
674 new_ctx->e_out.type = CORBA_string_dup (ctx->e_out.type);
675 new_ctx->e_out.source = ctx->e_out.source;
676 new_ctx->e_out.detail1 = ctx->e_out.detail1;
677 new_ctx->e_out.detail2 = ctx->e_out.detail2;
678 CORBA_any__copy (&(new_ctx->e_out.any_data), &(ctx->e_out.any_data));
683 registry_flush_event_queue (SpiRegistry *registry,
685 CORBA_Environment *ev)
687 NotifyContext *q_ctx;
688 while (!g_queue_is_empty (registry->deferred_event_queue)) {
689 q_ctx = g_queue_pop_tail (registry->deferred_event_queue);
690 #ifdef SPI_QUEUE_DEBUG
691 fprintf (stderr, "%s! %s [n=%d] %p\n", (discard ? "discard" : "pop"),
692 q_ctx->etype.event_name,
693 (int) registry->deferred_event_queue->length, q_ctx);
697 registry_emit_event (registry, q_ctx);
700 (q_ctx->etype.type_cat == ETYPE_OBJECT) &&
701 (q_ctx->etype.major == _state_quark) &&
702 (q_ctx->etype.minor == _state_changed_focused_quark)) {
703 registry->focus_object = q_ctx->source;
704 #ifdef SPI_QUEUE_DEBUG
705 fprintf (stderr, "discard!: set focus_object %p\n", registry->focus_object);
709 bonobo_object_release_unref (q_ctx->source, NULL);
711 CORBA_free ((void *)q_ctx->etype.event_name);
712 CORBA_free ((void *)q_ctx->e_out.type);
715 registry->is_queueing = FALSE;
719 registry_timeout_flush_queue (gpointer data)
721 SpiRegistry *registry = data;
722 CORBA_Environment ev;
723 #ifdef SPI_QUEUE_DEBUG
724 fprintf (stderr, "timeout! flushing queue...\n");
726 CORBA_exception_init (&ev);
727 registry->queue_handler_id = 0;
728 registry_flush_event_queue (registry, FALSE, &ev);
733 registry_discard_on_event (SpiRegistry *registry, NotifyContext *ctx)
735 gboolean retval = FALSE;
736 NotifyContext *q_ctx = g_queue_peek_tail (registry->deferred_event_queue);
737 if ((q_ctx != NULL) &&
738 (ctx->etype.type_cat == ETYPE_WINDOW) &&
739 (ctx->etype.major == _activate_quark)) {
740 if (CORBA_Object_is_equivalent (ctx->source, q_ctx->source, NULL)) {
748 registry_reset_on_event (SpiRegistry *registry, NotifyContext *ctx)
750 return (ctx->etype.type_cat == ETYPE_WINDOW) ? TRUE : FALSE;
753 #ifdef SPI_QUEUE_DEBUG
754 #include <sys/time.h>
758 registry_start_queue (SpiRegistry *registry)
760 #ifdef SPI_QUEUE_DEBUG
762 gettimeofday (&tp, NULL);
763 fprintf (stderr, "start queueing at %i.%.6i\n", tp.tv_sec, tp.tv_usec);
765 if (registry->queue_handler_id != 0)
766 g_source_remove (registry->queue_handler_id);
768 if (registry->focus_object)
770 #ifdef SPI_QUEUE_DEBUG
771 fprintf (stderr, "registry_start_queue: release focus_object %p\n", registry->focus_object);
773 bonobo_object_release_unref (registry->focus_object, NULL);
774 registry->focus_object = NULL;
776 registry->queue_handler_id = g_timeout_add_full (G_PRIORITY_HIGH_IDLE,
777 registry->exit_notify_timeout,
778 registry_timeout_flush_queue, registry,
780 registry->is_queueing = TRUE;
784 registry_discard_event (SpiRegistry *registry, NotifyContext *ctx)
786 gboolean ret = FALSE;
788 if (ctx->etype.type_cat == ETYPE_FOCUS)
790 if (registry->focus_object)
792 if (CORBA_Object_is_equivalent (registry->focus_object, ctx->source, NULL))
796 #ifdef SPI_QUEUE_DEBUG
797 fprintf (stderr, "registry_discard_event: release focus_object %p\n", registry->focus_object);
799 bonobo_object_release_unref (registry->focus_object, NULL);
800 registry->focus_object = NULL;
807 registry_defer_on_event (SpiRegistry *registry, NotifyContext *ctx)
809 gboolean defer = FALSE;
810 if ((ctx->etype.type_cat == ETYPE_WINDOW) &&
811 (ctx->etype.major == _deactivate_quark)) {
813 registry_start_queue (registry);
815 /* defer all object:state-change events after a window:deactivate */
816 else if ((ctx->etype.type_cat == ETYPE_FOCUS) ||
817 ((ctx->etype.type_cat == ETYPE_OBJECT) &&
818 (ctx->etype.major == _state_quark))) {
825 registry_queue_event (SpiRegistry *registry, NotifyContext *ctx)
827 NotifyContext *q_ctx = registry_clone_notify_context (ctx);
828 #ifdef SPI_QUEUE_DEBUG
829 if (q_ctx->etype.type_cat != ETYPE_MOUSE)
830 fprintf (stderr, "push! %s %p\n", q_ctx->etype.event_name, q_ctx);
832 if (registry->is_queueing)
834 g_queue_push_head (registry->deferred_event_queue, q_ctx);
840 bonobo_object_release_unref (q_ctx->source, NULL);
841 CORBA_free ((void *)q_ctx->etype.event_name);
842 CORBA_free ((void *)q_ctx->e_out.type);
849 * Dispose of event in one of several ways:
851 * 2) initiate queuing and push onto queue (below)
852 * 3) push on existing queue to either pop on timeout or on subsequent event
853 * 4) pass-through immediately
854 * 5) pass-through, discarding queued events
855 * 6) emit queued events and then pass through
858 registry_filter_event (SpiRegistry *registry, NotifyContext *ctx,
859 CORBA_Environment *ev)
861 g_assert (ctx != NULL);
863 if (registry_discard_event (registry, ctx))
866 if (registry_defer_on_event (registry, ctx)) { /* #2, #3 */
867 if (registry->is_queueing) {
868 return registry_queue_event (registry, ctx);
874 else if (registry_reset_on_event (registry, ctx)) { /* #5, #6 */
875 gboolean discard = registry_discard_on_event (registry, ctx);
876 #ifdef SPI_QUEUE_DEBUG
877 fprintf (stderr, "event %s caused reset, discard=%d\n",
878 ctx->etype.event_name, (int) discard);
881 gettimeofday (&tp, NULL);
882 fprintf (stderr, "event at %i.%.6i\n", tp.tv_sec, tp.tv_usec);
885 registry_flush_event_queue (registry, discard, ev);
886 return (discard ? FALSE : TRUE);
894 impl_registry_notify_event (PortableServer_Servant servant,
895 const Accessibility_Event *e,
896 CORBA_Environment *ev)
898 SpiRegistry *registry;
900 static int level = 0;
903 registry = SPI_REGISTRY (bonobo_object_from_servant (servant));
905 parse_event_type (&ctx.etype, e->type);
909 ctx.source = e->source;
911 #ifdef SPI_QUEUE_DEBUG
912 if (ctx.etype.type_cat != ETYPE_MOUSE)
913 fprintf (stderr, "filter! %s level: %d\n", ctx.etype.event_name, level);
915 if (registry_filter_event (registry, &ctx, ev)) {
916 #ifdef SPI_QUEUE_DEBUG
917 if (ctx.etype.type_cat != ETYPE_MOUSE)
918 fprintf (stderr, "emit! %s level: %d\n", ctx.etype.event_name, level);
920 registry_emit_event (registry, &ctx);
926 spi_registry_class_init (SpiRegistryClass *klass)
928 GObjectClass * object_class = (GObjectClass *) klass;
929 POA_Accessibility_Registry__epv *epv = &klass->epv;
931 spi_registry_parent_class = g_type_class_ref (SPI_LISTENER_TYPE);
933 object_class->finalize = spi_registry_object_finalize;
935 klass->parent_class.epv.notifyEvent = impl_registry_notify_event;
937 epv->registerApplication = impl_accessibility_registry_register_application;
938 epv->deregisterApplication = impl_accessibility_registry_deregister_application;
939 epv->registerGlobalEventListener = impl_accessibility_registry_register_global_event_listener;
940 epv->deregisterGlobalEventListener = impl_accessibility_registry_deregister_global_event_listener;
941 epv->deregisterGlobalEventListenerAll = impl_accessibility_registry_deregister_global_event_listener_all;
942 epv->getDeviceEventController = impl_accessibility_registry_get_device_event_controller;
943 epv->getDesktopCount = impl_accessibility_registry_get_desktop_count;
944 epv->getDesktop = impl_accessibility_registry_get_desktop;
945 epv->getDesktopList = impl_accessibility_registry_get_desktop_list;
946 _deactivate_quark = g_quark_from_static_string ("deactivate");
947 _activate_quark = g_quark_from_static_string ("activate");
948 _state_quark = g_quark_from_static_string ("state-changed");
949 _state_changed_focused_quark = g_quark_from_static_string ("state-changedfocused");
953 spi_registry_init (SpiRegistry *registry)
955 spi_registry_set_debug (g_getenv ("AT_SPI_DEBUG"));
957 * TODO: FIXME, this module makes the foolish assumptions that
958 * registryd uses the same display as the apps, and that the
959 * DISPLAY environment variable is set.
961 gdk_init (NULL, NULL);
963 registry->object_listeners = NULL;
964 registry->window_listeners = NULL;
965 registry->toolkit_listeners = NULL;
966 registry->deferred_event_queue = g_queue_new ();
967 registry->exit_notify_timeout = 200;
968 registry->queue_handler_id = 0;
970 * The focus_object is set when a state-change:focused event is discarded
971 * after a window:deactivate event is received because a window:activate
972 * event has been received for the same window within the timeout period.
973 * The focus object is used to suppress a focus event for that object.
974 * It is released when a window:deactivate event is received.
976 registry->focus_object = NULL;
977 registry->desktop = spi_desktop_new ();
978 /* Register callback notification for application addition and removal */
979 g_signal_connect (G_OBJECT (registry->desktop),
981 G_CALLBACK (desktop_add_application),
984 g_signal_connect (G_OBJECT (registry->desktop),
985 "application_removed",
986 G_CALLBACK (desktop_remove_application),
989 registry->de_controller = spi_device_event_controller_new (registry);
992 BONOBO_TYPE_FUNC_FULL (SpiRegistry,
993 Accessibility_Registry,
998 spi_registry_new (void)
1000 SpiRegistry *retval = g_object_new (SPI_REGISTRY_TYPE, NULL);
1001 bonobo_object_set_immortal (BONOBO_OBJECT (retval), TRUE);