2 * AT-SPI - Assistive Technology Service Provider Interface
3 * (Gnome Accessibility Project; http://developer.gnome.org/projects/gap)
5 * Copyright 2001, 2002, 2003 Sun Microsystems Inc.,
6 * Copyright 2001, 2002, 2003 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.
27 #include <X11/Xatom.h>
34 #include <atk/atkobject.h>
35 #include <atk/atknoopobject.h>
36 #include "accessible.h"
38 #undef SPI_BRIDGE_DEBUG
40 #define DBG(a,b) if(_dbg>=(a))b
42 #define bridge_threads_leave() \
43 if (!during_init_shutdown && !g_main_context_is_owner (NULL)) atk_misc_threads_leave(misc);
44 #define bridge_threads_enter() \
45 if (!during_init_shutdown && !g_main_context_is_owner (NULL)) atk_misc_threads_enter(misc);
47 typedef struct _SpiAppData SpiAppData;
56 static const char *registry = NULL;
57 static char *device_event_controller = NULL;
58 static SpiAppData *this_app = NULL;
59 static gboolean registry_died = FALSE;
60 static gboolean atk_listeners_registered = FALSE;
61 static gint toplevels = 0;
62 static gboolean exiting = FALSE;
63 static AtkMisc *misc = NULL;
64 static gboolean during_init_shutdown = TRUE;
66 static guint atk_signal_text_changed;
67 static guint atk_signal_children_changed;
68 static guint atk_signal_active_descendant_changed;
69 static guint atk_signal_text_selection_changed;
72 static guint atk_signal_row_reordered;
73 static guint atk_signal_row_inserted;
74 static guint atk_signal_row_deleted;
75 static guint atk_signal_column_reordered;
76 static guint atk_signal_column_inserted;
77 static guint atk_signal_column_deleted;
80 static guint atk_signal_link_selected;
81 static guint atk_signal_bounds_changed;
83 static const char *spi_atk_bridge_get_registry (void);
84 static gboolean spi_atk_bridge_do_registration (void);
85 static void spi_atk_bridge_toplevel_added (AtkObject *object,
88 static void spi_atk_bridge_toplevel_removed (AtkObject *object,
92 static void spi_atk_bridge_exit_func (void);
93 static void spi_atk_register_event_listeners (void);
94 static void spi_atk_bridge_focus_tracker (AtkObject *object);
95 static gchar *spi_atk_bridge_get_registry_ior (void);
96 static void spi_atk_bridge_register_application (const char *registry);
97 static gboolean spi_atk_bridge_property_event_listener (GSignalInvocationHint *signal_hint,
99 const GValue *param_values,
103 static void spi_atk_bridge_init_nil (CORBA_any *any,
105 static void spi_atk_bridge_init_object (CORBA_any *any,
107 CORBA_Object *c_obj);
108 static void spi_atk_bridge_init_string (CORBA_any *any,
111 static void spi_atk_bridge_init_rect (CORBA_any *any,
117 spi_atk_bridge_window_event_listener (GSignalInvocationHint *signal_hint,
118 guint n_param_values,
119 const GValue *param_values,
122 spi_atk_bridge_document_event_listener (GSignalInvocationHint *signal_hint,
123 guint n_param_values,
124 const GValue *param_values,
127 spi_atk_bridge_state_event_listener (GSignalInvocationHint *signal_hint,
128 guint n_param_values,
129 const GValue *param_values,
131 static gboolean spi_atk_bridge_signal_listener (GSignalInvocationHint *signal_hint,
132 guint n_param_values,
133 const GValue *param_values,
135 static gint spi_atk_bridge_key_listener (AtkKeyEventStruct *event,
137 static void spi_atk_tidy_windows (void);
138 static void deregister_application ();
139 static void reinit_register_vars (void);
141 /* For automatic libgnome init */
142 extern void gnome_accessibility_module_init (void);
143 extern void gnome_accessibility_module_shutdown (void);
145 static int atk_bridge_initialized = FALSE;
146 static pid_t atk_bridge_pid = 0;
147 static guint atk_bridge_focus_tracker_id = 0;
148 static guint atk_bridge_key_event_listener_id = 0;
149 static GArray *listener_ids = NULL;
152 * These exported symbols are hooked by gnome-program
153 * to provide automatic module initialization and shutdown.
155 extern void gnome_accessibility_module_init (void);
156 extern void gnome_accessibility_module_shutdown (void);
159 spi_atk_bridge_init_event_type_consts ()
161 static gboolean done = FALSE;
166 atk_signal_children_changed = g_signal_lookup ("children_changed",
168 atk_signal_text_changed = g_signal_lookup ("text_changed",
170 atk_signal_bounds_changed = g_signal_lookup ("bounds_changed",
172 atk_signal_active_descendant_changed =
173 g_signal_lookup ("active_descendant_changed",
175 atk_signal_link_selected = g_signal_lookup ("link_selected",
177 atk_signal_text_selection_changed = g_signal_lookup ("text_selection_changed",
185 during_init_shutdown = FALSE;
189 static DBusObjectPathVTable droute_vtable =
193 NULL, NULL, NULL, NULL
197 spi_app_init (AtkObject *root)
200 dbus_error_init(&error);
201 SpiAppData *ad = (SpiAppData *)malloc(sizeof(SpiAppData));
202 if (!ad) return NULL;
204 ad->bus = dbus_bus_get(DBUS_BUS_SESSION, &error);
207 g_warning("Couldn't connect to dbus: %s\n", error.message);
211 spi_dbus_initialize (&ad->droute);
212 /* Below line for testing -- it should be removed once at-spi-registryd is working */
213 if (dbus_bus_request_name(ad->bus, "org.freedesktop.at-spi.test", 0, &error)) printf("Got test name.\n");
214 printf("droute initialized\n");
215 if (!dbus_connection_try_register_fallback (ad->bus, "/org/freedesktop/atspi", &droute_vtable, &ad->droute, &error))
217 printf("Couldn't register droute.\n");
219 dbus_connection_setup_with_g_main(ad->bus, g_main_context_default());
224 atk_bridge_init (gint *argc, gchar **argv[])
226 const char *debug_env_string = g_getenv ("AT_SPI_DEBUG");
228 gboolean success = FALSE;
230 if (atk_bridge_initialized)
234 atk_bridge_initialized = TRUE;
235 atk_bridge_pid = getpid ();
237 misc = atk_misc_get_instance();
239 if (g_getenv ("ATK_BRIDGE_REDIRECT_LOG"))
241 fname = g_strconcat ("/tmp/", g_get_prgname (), ".at-spi-log", NULL);
242 /* make sure we're not being redirected - security issue */
243 if (!g_file_test (fname, G_FILE_TEST_IS_SYMLINK))
244 freopen (fname, "w", stderr);
248 if (debug_env_string)
249 _dbg = (int) g_ascii_strtod (debug_env_string, NULL);
251 /* Connect to dbus */
252 this_app = spi_app_init (atk_get_root ());
255 * We only want to enable the bridge for top level
256 * applications, we detect bonobo components by seeing
257 * if they were activated with the intention of extracting
258 * an impl. by IID - very solid.
261 // TODO: Figure out if this is still needed
262 if (bonobo_activation_iid_get ())
267 DBG (1, g_message ("Found Bonobo component\n"));
268 g_signal_connect (atk_get_root (),
269 "children-changed::add",
270 (GCallback) spi_atk_bridge_toplevel_added,
272 g_signal_connect (atk_get_root (),
273 "children-changed::remove",
274 (GCallback) spi_atk_bridge_toplevel_removed,
276 /* in this case we redefine 'success' to mean 'registry is present' */
277 success = (spi_atk_bridge_get_registry () != NULL);
281 success = spi_atk_bridge_do_registration ();
284 * we must emit events even if we are not registered as a
285 * full-fledged app; See bugzilla #400709.
289 spi_atk_register_event_listeners ();
290 spi_atk_bridge_init_event_type_consts ();
294 atk_bridge_initialized = FALSE;
296 g_idle_add (post_init, NULL);
302 spi_atk_bridge_do_registration (void)
304 if (spi_atk_bridge_get_registry () == NULL)
306 g_warning ("Could not locate registry");
310 /* Create the accessible application server object */
311 if (this_app == NULL)
312 this_app = spi_app_init (atk_get_root ());
314 DBG (1, g_message ("About to register application\n"));
316 spi_atk_bridge_register_application (spi_atk_bridge_get_registry ());
318 g_atexit (spi_atk_bridge_exit_func);
320 DBG (1, g_message ("Application registered & listening\n"));
325 spi_atk_bridge_toplevel_added (AtkObject *object,
331 spi_atk_bridge_do_registration ();
337 spi_atk_bridge_toplevel_removed (AtkObject *object,
344 deregister_application (this_app);
345 reinit_register_vars ();
349 g_warning ("More toplevels removed than added\n");
355 spi_atk_bridge_register_application (const char *registry)
357 bridge_threads_leave ();
359 bridge_threads_enter ();
363 * Returns a 'canonicalized' value for DISPLAY,
364 * with the screen number stripped off if present.
367 spi_display_name (void)
369 static const char *canonical_display_name = NULL;
370 if (!canonical_display_name)
372 const gchar *display_env = g_getenv ("AT_SPI_DISPLAY");
375 display_env = g_getenv ("DISPLAY");
376 if (!display_env || !display_env[0])
377 canonical_display_name = ":0";
380 gchar *display_p, *screen_p;
381 canonical_display_name = g_strdup (display_env);
382 display_p = strrchr (canonical_display_name, ':');
383 screen_p = strrchr (canonical_display_name, '.');
384 if (screen_p && display_p && (screen_p > display_p))
392 canonical_display_name = display_env;
395 return canonical_display_name;
398 static Display *bridge_display = NULL;
401 spi_atk_bridge_get_registry_ior (void)
407 unsigned char *data = NULL;
408 unsigned long nitems;
409 unsigned long leftover;
411 bridge_display = XOpenDisplay (spi_display_name ());
413 AT_SPI_IOR = XInternAtom (bridge_display, "AT_SPI_IOR", False);
414 XGetWindowProperty(bridge_display,
415 XDefaultRootWindow (bridge_display),
418 (Atom) 31, &actual_type, &actual_format,
419 &nitems, &leftover, &data);
421 g_warning (_("AT_SPI_REGISTRY was not started at session startup."));
423 return (gchar *) data;
429 spi_atk_bridge_get_registry (void)
431 // TODO: check for registry dying, as the old code attempted to do
432 return "org.freedesktop.atspi.registry";
436 spi_atk_bridget_get_dec (void)
442 gtk_module_init (gint *argc, gchar **argv[])
444 return atk_bridge_init (argc, argv);
448 add_signal_listener (const char *signal_name)
452 id = atk_add_global_event_listener (
453 spi_atk_bridge_signal_listener, signal_name);
455 g_array_append_val (listener_ids, id);
459 spi_atk_register_event_listeners (void)
462 * kludge to make sure the Atk interface types are registered, otherwise
463 * the AtkText signal handlers below won't get registered
466 GObject *ao = g_object_new (ATK_TYPE_OBJECT, NULL);
467 AtkObject *bo = atk_no_op_object_new (ao);
470 if (atk_listeners_registered)
472 g_object_unref (G_OBJECT (bo));
477 atk_listeners_registered = TRUE;
479 /* Register for focus event notifications, and register app with central registry */
481 listener_ids = g_array_sized_new (FALSE, TRUE, sizeof (guint), 16);
483 atk_bridge_focus_tracker_id = atk_add_focus_tracker (spi_atk_bridge_focus_tracker);
485 id = atk_add_global_event_listener (spi_atk_bridge_property_event_listener,
486 "Gtk:AtkObject:property-change");
487 g_array_append_val (listener_ids, id);
488 id = atk_add_global_event_listener (spi_atk_bridge_window_event_listener,
490 g_array_append_val (listener_ids, id);
491 id = atk_add_global_event_listener (spi_atk_bridge_window_event_listener,
493 g_array_append_val (listener_ids, id);
494 id = atk_add_global_event_listener (spi_atk_bridge_window_event_listener,
496 g_array_append_val (listener_ids, id);
497 id = atk_add_global_event_listener (spi_atk_bridge_window_event_listener,
499 g_array_append_val (listener_ids, id);
500 id = atk_add_global_event_listener (spi_atk_bridge_window_event_listener,
502 g_array_append_val (listener_ids, id);
503 id = atk_add_global_event_listener (spi_atk_bridge_window_event_listener,
505 g_array_append_val (listener_ids, id);
506 id = atk_add_global_event_listener (spi_atk_bridge_window_event_listener,
507 "window:deactivate");
508 g_array_append_val (listener_ids, id);
509 id = atk_add_global_event_listener (spi_atk_bridge_document_event_listener,
510 "Gtk:AtkDocument:load-complete");
511 g_array_append_val (listener_ids, id);
512 id = atk_add_global_event_listener (spi_atk_bridge_document_event_listener,
513 "Gtk:AtkDocument:reload");
514 g_array_append_val (listener_ids, id);
515 id = atk_add_global_event_listener (spi_atk_bridge_document_event_listener,
516 "Gtk:AtkDocument:load-stopped");
517 g_array_append_val (listener_ids, id);
518 id = atk_add_global_event_listener (spi_atk_bridge_state_event_listener,
519 "Gtk:AtkObject:state-change");
520 g_array_append_val (listener_ids, id);
522 add_signal_listener ("Gtk:AtkObject:children-changed");
523 add_signal_listener ("Gtk:AtkObject:visible-data-changed");
524 add_signal_listener ("Gtk:AtkObject:active-descendant-changed");
525 add_signal_listener ("Gtk:AtkComponent:bounds-changed");
526 add_signal_listener ("Gtk:AtkSelection:selection-changed");
527 add_signal_listener ("Gtk:AtkText:text-selection-changed");
528 add_signal_listener ("Gtk:AtkText:text-changed");
529 add_signal_listener ("Gtk:AtkText:text-caret-moved");
530 add_signal_listener ("Gtk:AtkTable:row-inserted");
531 add_signal_listener ("Gtk:AtkTable:row-reordered");
532 add_signal_listener ("Gtk:AtkTable:row-deleted");
533 add_signal_listener ("Gtk:AtkTable:column-inserted");
534 add_signal_listener ("Gtk:AtkTable:column-reordered");
535 add_signal_listener ("Gtk:AtkTable:column-deleted");
536 add_signal_listener ("Gtk:AtkTable:model-changed");
537 add_signal_listener ("Gtk:AtkHypertext:link-selected");
539 * May add the following listeners to implement preemptive key listening for GTK+
541 * atk_add_global_event_listener (spi_atk_bridge_widgetkey_listener, "Gtk:GtkWidget:key-press-event");
542 * atk_add_global_event_listener (spi_atk_bridge_widgetkey_listener, "Gtk:GtkWidget:key-release-event");
544 atk_bridge_key_event_listener_id = atk_add_key_event_listener (
545 spi_atk_bridge_key_listener, NULL);
547 g_object_unref (G_OBJECT (bo));
552 deregister_application (SpiAppData *app)
554 const char *registry = spi_atk_bridge_get_registry ();
555 bridge_threads_leave ();
557 bridge_threads_enter ();
561 spi_atk_bridge_exit_func (void)
563 SpiAppData *app = (SpiAppData *) this_app;
565 DBG (1, g_message ("exiting bridge\n"));
571 if (atk_bridge_pid != getpid ())
576 during_init_shutdown = TRUE;
579 * Check whether we still have windows which have not been deleted.
581 spi_atk_tidy_windows ();
583 * FIXME: this may be incorrect for apps that do their own bonobo
584 * shutdown, until we can explicitly shutdown to get the ordering
588 deregister_application (this_app);
590 DBG (1, g_message ("bridge exit func complete.\n"));
592 if (g_getenv ("AT_BRIDGE_SHUTDOWN"))
596 XCloseDisplay (bridge_display);
600 gnome_accessibility_module_init (void)
602 atk_bridge_init (NULL, NULL);
604 if (g_getenv ("AT_BRIDGE_SHUTDOWN"))
606 g_print("Atk Accessibility bridge initialized\n");
611 gnome_accessibility_module_shutdown (void)
614 GArray *ids = listener_ids;
616 if (!atk_bridge_initialized)
620 during_init_shutdown = TRUE;
621 atk_bridge_initialized = FALSE;
623 if (g_getenv ("AT_BRIDGE_SHUTDOWN"))
625 g_print("Atk Accessibility bridge shutdown\n");
629 if (atk_bridge_focus_tracker_id)
630 atk_remove_focus_tracker (atk_bridge_focus_tracker_id);
632 for (i = 0; ids && i < ids->len; i++)
634 atk_remove_global_event_listener (g_array_index (ids, guint, i));
637 if (atk_bridge_key_event_listener_id)
638 atk_remove_key_event_listener (atk_bridge_key_event_listener_id);
640 deregister_application (this_app);
647 spi_atk_bridge_focus_tracker (AtkObject *object)
649 Accessibility_Event e;
652 e.source = spi_dbus_get_path(object);
655 if (0) // TODO: check for registry died
656 registry_died = TRUE;
659 bridge_threads_leave ();
661 //spi_dbus_notify_event (this_app->bus, spi_atk_bridge_get_registry (), &e);
662 bridge_threads_enter ();
664 // TODO: check for registry died?
670 spi_atk_emit_eventv (const GObject *gobject,
674 const char *format, ...)
677 Accessibility_Event e;
679 const char *registry;
681 #ifdef SPI_BRIDGE_DEBUG
685 va_start (args, format);
687 if (ATK_IS_IMPLEMENTOR (gobject))
689 aobject = atk_implementor_ref_accessible (ATK_IMPLEMENTOR (gobject));
690 e.source = spi_dbus_get_path (aobject);
691 g_object_unref (G_OBJECT (aobject));
693 else if (ATK_IS_OBJECT (gobject))
695 aobject = ATK_OBJECT (gobject);
696 // TODO: Do we need to specially handle remote objects?
697 e.source = spi_dbus_get_path (aobject);
702 DBG (0, g_warning ("received property-change event from non-AtkImplementor"));
706 e.type = g_strdup_vprintf (format, args);
710 #ifdef SPI_BRIDGE_DEBUG
711 g_message ("Emitting event '%s' (%lu, %lu) on %s",
712 e.type, e.detail1, e.detail2, e.source);
714 registry = spi_atk_bridge_get_registry ();
717 bridge_threads_leave ();
719 if (!value) spi_dbus_notify_event (this_app->bus, registry, &e);
722 g_warning("TODO: support sending event with value");
725 bridge_threads_enter ();
726 #ifdef SPI_BRIDGE_DEBUG
727 // TODO: display message for error
729 // TODO: check for error, set registry_died
738 spi_atk_bridge_property_event_listener (GSignalInvocationHint *signal_hint,
739 guint n_param_values,
740 const GValue *param_values,
744 AtkPropertyValues *values;
746 const gchar *prop_name;
747 const gchar *sp = NULL;
751 const gchar *name = NULL;
753 #ifdef SPI_BRIDGE_DEBUG
754 GSignalQuery signal_query;
755 const gchar *signame;
758 g_signal_query (signal_hint->signal_id, &signal_query);
759 signame = signal_query.signal_name;
761 s2 = g_type_name (G_OBJECT_TYPE (g_value_get_object (param_values + 0)));
762 s = atk_object_get_name (ATK_OBJECT (g_value_get_object (param_values + 0)));
763 values = (AtkPropertyValues*) g_value_get_pointer (param_values + 1);
764 DBG (2, g_message ("Received (property) signal %s:%s:%s from object %s (gail %s)\n",
765 g_type_name (signal_query.itype), signame, values->property_name, s, s2));
769 gobject = g_value_get_object (param_values + 0);
770 name = atk_object_get_name (ATK_OBJECT (gobject));
771 values = (AtkPropertyValues*) g_value_get_pointer (param_values + 1);
773 prop_name = values->property_name;
774 if (strcmp (prop_name, "accessible-name") == 0)
776 g_value_set_string(value, name);
778 else if (strcmp (prop_name, "accessible-description") == 0)
780 sp = atk_object_get_description (ATK_OBJECT (gobject));
781 g_value_set_string(value, sp);
783 else if (strcmp (prop_name, "accessible-parent") == 0)
785 ao = atk_object_get_parent (ATK_OBJECT (gobject));
788 s_ao = spi_accessible_new (ao);
789 c_obj = BONOBO_OBJREF (s_ao);
790 spi_atk_bridge_init_object (&any,
791 ATK_OBJECT (gobject),
796 spi_atk_bridge_init_nil (&any,
797 ATK_OBJECT (gobject));
800 else if (strcmp (prop_name, "accessible-table-summary") == 0)
802 ao = atk_table_get_summary (ATK_TABLE (gobject));
805 s_ao = spi_accessible_new (ao);
806 c_obj = BONOBO_OBJREF (s_ao);
807 spi_atk_bridge_init_object (&any,
808 ATK_OBJECT (gobject),
813 spi_atk_bridge_init_nil (&any,
814 ATK_OBJECT (gobject));
817 else if (strcmp (prop_name, "accessible-table-column-header") == 0)
819 i = g_value_get_int (&(values->new_value));
820 ao = atk_table_get_column_header (ATK_TABLE (gobject), i);
823 s_ao = spi_accessible_new (ao);
824 c_obj = BONOBO_OBJREF (s_ao);
825 spi_atk_bridge_init_object (&any,
826 ATK_OBJECT (gobject),
831 spi_atk_bridge_init_nil (&any, ATK_OBJECT (gobject));
834 else if (strcmp (prop_name, "accessible-table-row-header") == 0)
836 i = g_value_get_int (&(values->new_value));
837 ao = atk_table_get_row_header (ATK_TABLE (gobject), i);
840 s_ao = spi_accessible_new (ao);
841 c_obj = BONOBO_OBJREF (s_ao);
842 spi_atk_bridge_init_object (&any, ATK_OBJECT (gobject), &c_obj);
846 spi_atk_bridge_init_nil (&any, ATK_OBJECT (gobject));
849 else if (strcmp (prop_name, "accessible-table-row-description") == 0)
851 i = g_value_get_int (&(values->new_value));
852 sp = atk_table_get_row_description (ATK_TABLE (gobject), i);
853 spi_atk_bridge_init_string (&any, ATK_OBJECT (gobject),
856 else if (strcmp (prop_name, "accessible-table-column-description") == 0)
858 i = g_value_get_int (&(values->new_value));
859 sp = atk_table_get_column_description (ATK_TABLE (gobject), i);
860 spi_atk_bridge_init_string (&any, ATK_OBJECT (gobject),
863 else if (strcmp (prop_name, "accessible-table-caption-object") == 0)
865 ao = atk_table_get_caption (ATK_TABLE (gobject));
866 sp = atk_object_get_name (ao);
867 spi_atk_bridge_init_string (&any, ATK_OBJECT (gobject),
872 spi_atk_bridge_init_nil (&any, ATK_OBJECT (gobject));
875 spi_atk_emit_eventv (gobject, 0, 0, &any,
876 "object:property-change:%s", prop_name);
879 bonobo_object_unref (BONOBO_OBJECT (s_ao));
886 spi_atk_bridge_state_event_listener (GSignalInvocationHint *signal_hint,
887 guint n_param_values,
888 const GValue *param_values,
893 gchar *property_name;
895 unsigned long detail1;
896 #ifdef SPI_BRIDGE_DEBUG
897 GSignalQuery signal_query;
900 g_signal_query (signal_hint->signal_id, &signal_query);
901 name = signal_query.signal_name;
902 fprintf (stderr, "Received (state) signal %s:%s\n",
903 g_type_name (signal_query.itype), name);
906 gobject = g_value_get_object (param_values + 0);
907 property_name = g_strdup (g_value_get_string (param_values + 1));
908 detail1 = (g_value_get_boolean (param_values + 2))
910 type = g_strdup_printf ("object:state-changed:%s", property_name);
911 spi_atk_emit_eventv (gobject,
916 g_free (property_name);
924 spi_init_keystroke_from_atk_key_event (Accessibility_DeviceEvent *keystroke,
925 AtkKeyEventStruct *event)
930 g_print ("event %c (%d)\n", (int) event->keyval, (int) event->keycode);
935 { /* this doesn't really need translating */
936 g_print (_("WARNING: NULL key event reported."));
939 keystroke->id = (CORBA_long) event->keyval;
940 keystroke->hw_code = (CORBA_short) event->keycode;
941 keystroke->timestamp = (CORBA_unsigned_long) event->timestamp;
942 keystroke->modifiers = (CORBA_unsigned_short) (event->state & 0xFFFF);
947 keystroke->event_string = CORBA_string_dup (event->string);
948 c = g_utf8_get_char_validated (event->string, -1);
949 if (c > 0 && g_unichar_isprint (c))
950 keystroke->is_text = CORBA_TRUE;
952 keystroke->is_text = CORBA_FALSE;
956 keystroke->event_string = CORBA_string_dup ("");
957 keystroke->is_text = CORBA_FALSE;
961 case (ATK_KEY_EVENT_PRESS):
962 keystroke->type = Accessibility_KEY_PRESSED_EVENT;
964 case (ATK_KEY_EVENT_RELEASE):
965 keystroke->type = Accessibility_KEY_RELEASED_EVENT;
972 g_print ("key_event type %d; val=%d code=%d modifiers=%x name=%s is_text=%d, time=%lx\n",
973 (int) keystroke->type, (int) keystroke->id, (int) keystroke->hw_code,
974 (int) keystroke->modifiers,
975 keystroke->event_string, (int) keystroke->is_text, (unsigned long) keystroke->timestamp);
981 spi_atk_bridge_key_listener (AtkKeyEventStruct *event, gpointer data)
985 Accessibility_DeviceEvent key_event;
987 CORBA_exception_init (&ev);
989 spi_init_keystroke_from_atk_key_event (&key_event, event);
991 bridge_threads_leave ();
992 result = Accessibility_DeviceEventController_notifyListenersSync (
993 spi_atk_bridget_get_dec (), &key_event, &ev);
994 bridge_threads_enter ();
996 if (key_event.event_string) CORBA_free (key_event.event_string);
1001 CORBA_exception_free (&ev);
1009 spi_atk_bridge_signal_listener (GSignalInvocationHint *signal_hint,
1010 guint n_param_values,
1011 const GValue *param_values,
1016 GSignalQuery signal_query;
1018 const gchar *detail;
1021 gint detail1 = 0, detail2 = 0;
1022 SpiAccessible *s_ao = NULL;
1023 #ifdef SPI_BRIDGE_DEBUG
1024 const gchar *s, *s2;
1027 g_signal_query (signal_hint->signal_id, &signal_query);
1029 name = signal_query.signal_name;
1030 if (signal_hint->detail)
1031 detail = g_quark_to_string (signal_hint->detail);
1035 #ifdef SPI_BRIDGE_DEBUG
1036 s2 = g_type_name (G_OBJECT_TYPE (g_value_get_object (param_values + 0)));
1037 s = atk_object_get_name (ATK_OBJECT (g_value_get_object (param_values + 0)));
1038 fprintf (stderr, "Received signal %s:%s detail: %s from object %s (gail %s)\n",
1039 g_type_name (signal_query.itype), name,
1040 detail ? detail : "<NULL>", s ? s : "<NULL>" , s2);
1043 gobject = g_value_get_object (param_values + 0);
1046 if (signal_query.signal_id == atk_signal_active_descendant_changed)
1048 gpointer child = g_value_get_pointer (param_values + 1);
1050 g_return_val_if_fail (ATK_IS_OBJECT (child), TRUE);
1052 ao = ATK_OBJECT (child);
1054 detail1 = atk_object_get_index_in_parent (ao);
1055 s_ao = spi_accessible_new (ao);
1056 c_obj = BONOBO_OBJREF (s_ao);
1057 spi_atk_bridge_init_object (&any, ATK_OBJECT (gobject), &c_obj);
1059 else if (signal_query.signal_id == atk_signal_link_selected)
1061 if (G_VALUE_TYPE (param_values + 1) == G_TYPE_INT)
1062 detail1 = g_value_get_int (param_values + 1);
1063 spi_atk_bridge_init_nil (&any, ATK_OBJECT (gobject));
1065 else if (signal_query.signal_id == atk_signal_bounds_changed)
1067 AtkRectangle *atk_rect = NULL;
1069 if (G_VALUE_HOLDS_BOXED (param_values + 1))
1070 atk_rect = g_value_get_boxed (param_values + 1);
1071 spi_atk_bridge_init_rect (&any, ATK_OBJECT (gobject), atk_rect);
1073 else if ((signal_query.signal_id == atk_signal_children_changed) && gobject)
1075 detail1 = g_value_get_uint (param_values + 1);
1076 ao = atk_object_ref_accessible_child (ATK_OBJECT (gobject),
1080 s_ao = spi_accessible_new (ao);
1081 c_obj = BONOBO_OBJREF (s_ao);
1082 spi_atk_bridge_init_object (&any, ATK_OBJECT (gobject), &c_obj);
1083 g_object_unref (ao);
1087 spi_atk_bridge_init_nil (&any, ATK_OBJECT (gobject));
1092 if (n_param_values >= 2)
1094 if (G_VALUE_TYPE (param_values + 1) == G_TYPE_INT)
1095 detail1 = g_value_get_int (param_values + 1);
1096 if (n_param_values >= 3)
1098 if (G_VALUE_TYPE (param_values + 2) == G_TYPE_INT)
1099 detail2 = g_value_get_int (param_values + 2);
1103 if (signal_query.signal_id == atk_signal_text_changed)
1105 sp = atk_text_get_text (ATK_TEXT (gobject),
1108 spi_atk_bridge_init_string (&any, ATK_OBJECT (gobject),
1111 else if (signal_query.signal_id == atk_signal_text_selection_changed)
1113 /* Return NULL as the selected string */
1114 spi_atk_bridge_init_nil (&any, ATK_OBJECT (gobject));
1118 spi_atk_bridge_init_nil (&any, ATK_OBJECT (gobject));
1123 spi_atk_emit_eventv (gobject, detail1, detail2, &any,
1124 "object:%s:%s", name, detail);
1126 spi_atk_emit_eventv (gobject, detail1, detail2, &any,
1133 bonobo_object_unref (BONOBO_OBJECT (s_ao));
1140 spi_atk_bridge_window_event_listener (GSignalInvocationHint *signal_hint,
1141 guint n_param_values,
1142 const GValue *param_values,
1147 GSignalQuery signal_query;
1149 const gchar *name, *s;
1150 #ifdef SPI_BRIDGE_DEBUG
1154 g_signal_query (signal_hint->signal_id, &signal_query);
1156 name = signal_query.signal_name;
1158 #ifdef SPI_BRIDGE_DEBUG
1159 s2 = g_type_name (G_OBJECT_TYPE (g_value_get_object (param_values + 0)));
1160 s = atk_object_get_name (ATK_OBJECT (g_value_get_object (param_values + 0)));
1161 fprintf (stderr, "Received signal %s:%s from object %s (gail %s)\n",
1162 g_type_name (signal_query.itype), name, s ? s : "<NULL>" , s2);
1165 gobject = g_value_get_object (param_values + 0);
1167 s = atk_object_get_name (ATK_OBJECT (gobject));
1168 spi_atk_bridge_init_string (&any, ATK_OBJECT (gobject), (gchar **) &s);
1170 spi_atk_emit_eventv (gobject, 0, 0, &any,
1177 spi_atk_bridge_document_event_listener (GSignalInvocationHint *signal_hint,
1178 guint n_param_values,
1179 const GValue *param_values,
1184 GSignalQuery signal_query;
1186 const gchar *name, *s;
1187 #ifdef SPI_BRIDGE_DEBUG
1191 g_signal_query (signal_hint->signal_id, &signal_query);
1193 name = signal_query.signal_name;
1195 #ifdef SPI_BRIDGE_DEBUG
1196 s2 = g_type_name (G_OBJECT_TYPE (g_value_get_object (param_values + 0)));
1197 s = atk_object_get_name (ATK_OBJECT (g_value_get_object (param_values + 0)));
1198 fprintf (stderr, "Received signal %s:%s from object %s (gail %s)\n",
1199 g_type_name (signal_query.itype), name, s ? s : "<NULL>" , s2);
1202 gobject = g_value_get_object (param_values + 0);
1204 s = atk_object_get_name (ATK_OBJECT (gobject));
1205 spi_atk_bridge_init_string (&any, ATK_OBJECT (gobject), (gchar **) &s);
1207 spi_atk_emit_eventv (gobject, 0, 0, &any,
1208 "document:%s", name);
1214 spi_atk_tidy_windows (void)
1221 root = atk_get_root ();
1222 n_children = atk_object_get_n_accessible_children (root);
1223 for (i = 0; i < n_children; i++)
1226 AtkStateSet *stateset;
1230 child = atk_object_ref_accessible_child (root, i);
1231 stateset = atk_object_ref_state_set (child);
1233 name = atk_object_get_name (child);
1234 if (atk_state_set_contains_state (stateset, ATK_STATE_ACTIVE))
1236 spi_atk_bridge_init_string (&any, child, (gchar**) &name);
1237 spi_atk_emit_eventv (G_OBJECT (child), 0, 0, &any, "window:deactivate");
1241 g_object_unref (stateset);
1243 spi_atk_bridge_init_string (&any, child, (gchar**) &name);
1244 spi_atk_emit_eventv (G_OBJECT (child), 0, 0, &any, "window:destroy");
1245 g_object_unref (child);
1251 reinit_register_vars (void)
1254 device_event_controller = NULL;
1260 spi_atk_bridge_init_base (CORBA_any *any, AtkObject *obj,
1261 Accessibility_Application *app, Accessibility_Role *role,
1264 const gchar *s = atk_object_get_name (obj);
1265 *app = spi_accessible_new_return (atk_get_root (), FALSE, NULL);
1266 *role = spi_role_from_atk_role (atk_object_get_role (obj));
1267 *name = s ? s : ""; /* string gets dup-ed in util.c spi_init_any_* */
1271 spi_atk_bridge_init_nil (CORBA_any *any, AtkObject *obj)
1273 Accessibility_Application app = CORBA_OBJECT_NIL;
1274 Accessibility_Role role = Accessibility_ROLE_UNKNOWN;
1276 spi_atk_bridge_init_base (any, obj, &app, &role, &name);
1277 spi_init_any_nil (any, app, role, name);
1281 spi_atk_bridge_init_object (CORBA_any *any, AtkObject *obj, CORBA_Object *c_obj)
1283 Accessibility_Application app = CORBA_OBJECT_NIL;
1284 Accessibility_Role role = Accessibility_ROLE_UNKNOWN;
1286 spi_atk_bridge_init_base (any, obj, &app, &role, &name);
1287 spi_init_any_object (any, app, role, name, c_obj);
1291 spi_atk_bridge_init_string (CORBA_any *any, AtkObject *obj, gchar **string)
1293 Accessibility_Application app = CORBA_OBJECT_NIL;
1294 Accessibility_Role role = Accessibility_ROLE_UNKNOWN;
1296 spi_atk_bridge_init_base (any, obj, &app, &role, &name);
1297 spi_init_any_string (any, app, role, name, string);
1301 spi_atk_bridge_init_rect (CORBA_any *any, AtkObject *obj, AtkRectangle *rect)
1303 Accessibility_Application app = CORBA_OBJECT_NIL;
1304 Accessibility_Role role = Accessibility_ROLE_UNKNOWN;
1306 spi_atk_bridge_init_base (any, obj, &app, &role, &name);
1307 spi_init_any_rect (any, app, role, name, rect);