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.
28 #include <libbonobo.h>
29 #include <orbit/orbit.h>
31 #include <atk/atkobject.h>
32 #include <atk/atknoopobject.h>
33 #include <libspi/Accessibility.h>
34 #include <libspi/spi-private.h>
35 #include "accessible.h"
36 #include "application.h"
38 #include <bonobo-activation/bonobo-activation-register.h>
40 #undef SPI_BRIDGE_DEBUG
42 #define DBG(a,b) if(_dbg>=(a))b
45 static CORBA_Environment ev;
46 static Accessibility_Registry registry = CORBA_OBJECT_NIL;
47 static Accessibility_DeviceEventController device_event_controller = CORBA_OBJECT_NIL;
48 static SpiApplication *this_app = NULL;
49 static gboolean registry_died = FALSE;
50 static gboolean atk_listeners_registered = FALSE;
51 static gint toplevels = 0;
53 static guint atk_signal_text_changed;
54 static guint atk_signal_children_changed;
55 static guint atk_signal_active_descendant_changed;
56 static guint atk_signal_text_selection_changed;
59 static guint atk_signal_row_reordered;
60 static guint atk_signal_row_inserted;
61 static guint atk_signal_row_deleted;
62 static guint atk_signal_column_reordered;
63 static guint atk_signal_column_inserted;
64 static guint atk_signal_column_deleted;
67 static guint atk_signal_link_selected;
69 static Accessibility_Registry spi_atk_bridge_get_registry (void);
70 static void spi_atk_bridge_do_registration (void);
71 static void spi_atk_bridge_toplevel_added (AtkObject *object,
74 static void spi_atk_bridge_toplevel_removed (AtkObject *object,
78 static void spi_atk_bridge_exit_func (void);
79 static void spi_atk_register_event_listeners (void);
80 static void spi_atk_deregister_event_listeners (void);
81 static void spi_atk_bridge_focus_tracker (AtkObject *object);
82 static void spi_atk_bridge_register_application (Accessibility_Registry registry);
83 static gboolean spi_atk_bridge_property_event_listener (GSignalInvocationHint *signal_hint,
85 const GValue *param_values,
88 spi_atk_bridge_window_event_listener (GSignalInvocationHint *signal_hint,
90 const GValue *param_values,
93 spi_atk_bridge_state_event_listener (GSignalInvocationHint *signal_hint,
95 const GValue *param_values,
97 static gboolean spi_atk_bridge_signal_listener (GSignalInvocationHint *signal_hint,
99 const GValue *param_values,
101 static gint spi_atk_bridge_key_listener (AtkKeyEventStruct *event,
103 static void spi_atk_tidy_windows (void);
104 static void deregister_application (BonoboObject *app);
105 static void reinit_register_vars (void);
107 /* For automatic libgnome init */
108 extern void gnome_accessibility_module_init (void);
109 extern void gnome_accessibility_module_shutdown (void);
111 static int atk_bridge_initialized = FALSE;
112 static guint atk_bridge_focus_tracker_id = 0;
113 static guint atk_bridge_key_event_listener_id = 0;
114 static GArray *listener_ids = NULL;
117 * These exported symbols are hooked by gnome-program
118 * to provide automatic module initialization and shutdown.
120 extern void gnome_accessibility_module_init (void);
121 extern void gnome_accessibility_module_shutdown (void);
124 spi_atk_bridge_init_event_type_consts ()
126 atk_signal_children_changed = g_signal_lookup ("children_changed",
128 atk_signal_text_changed = g_signal_lookup ("text_changed",
130 atk_signal_active_descendant_changed =
131 g_signal_lookup ("active_descendant_changed",
133 atk_signal_link_selected = g_signal_lookup ("link_selected",
135 atk_signal_text_selection_changed = g_signal_lookup ("text_selection_changed",
140 atk_bridge_init (gint *argc, gchar **argv[])
142 const char *debug_env_string = g_getenv ("AT_SPI_DEBUG");
144 if (atk_bridge_initialized)
148 atk_bridge_initialized = TRUE;
150 if (debug_env_string)
151 _dbg = (int) g_ascii_strtod (debug_env_string, NULL);
153 if (!bonobo_init (argc, argv ? *argv : NULL))
155 g_error ("Could not initialize Bonobo");
159 * We only want to enable the bridge for top level
160 * applications, we detect bonobo components by seeing
161 * if they were activated with the intention of extracting
162 * an impl. by IID - very solid.
164 if (bonobo_activation_iid_get ())
166 DBG (1, g_message ("Found Bonobo component\n"));
167 g_signal_connect (atk_get_root (),
168 "children-changed::add",
169 (GCallback) spi_atk_bridge_toplevel_added,
171 g_signal_connect (atk_get_root (),
172 "children-changed::remove",
173 (GCallback) spi_atk_bridge_toplevel_removed,
178 spi_atk_bridge_do_registration ();
181 spi_atk_bridge_init_event_type_consts ();
188 spi_atk_bridge_do_registration (void)
190 CORBA_Environment ev;
192 CORBA_exception_init(&ev);
194 if (spi_atk_bridge_get_registry () == CORBA_OBJECT_NIL)
196 g_error ("Could not locate registry");
201 /* Create the accessible application server object */
203 this_app = spi_application_new (atk_get_root ());
205 DBG (1, g_message ("About to register application\n"));
207 spi_atk_bridge_register_application (spi_atk_bridge_get_registry ());
209 g_atexit (spi_atk_bridge_exit_func);
211 DBG (1, g_message ("Application registered & listening\n"));
216 spi_atk_bridge_toplevel_added (AtkObject *object,
221 spi_atk_bridge_do_registration ();
226 spi_atk_bridge_toplevel_removed (AtkObject *object,
230 BonoboObject *app = (BonoboObject *) this_app;
235 deregister_application (app);
236 spi_atk_deregister_event_listeners ();
237 reinit_register_vars ();
241 g_warning ("More toplevels removed than added\n");
247 spi_atk_bridge_register_application (Accessibility_Registry registry)
249 Accessibility_Registry_registerApplication (spi_atk_bridge_get_registry (),
250 BONOBO_OBJREF (this_app),
252 spi_atk_register_event_listeners ();
255 static Accessibility_Registry
256 spi_atk_bridge_get_registry (void)
258 CORBA_Environment ev;
260 if (registry_died || (registry == CORBA_OBJECT_NIL)) {
261 CORBA_exception_init (&ev);
263 DBG (1, g_warning ("registry died! restarting..."));
264 registry = bonobo_activation_activate_from_id (
265 "OAFIID:Accessibility_Registry:1.0", 0, NULL, &ev);
267 if (ev._major != CORBA_NO_EXCEPTION)
269 g_error ("Accessibility app error: exception during "
270 "registry activation from id: %s\n",
271 CORBA_exception_id (&ev));
272 CORBA_exception_free (&ev);
275 if (registry_died && registry) {
276 registry_died = FALSE;
277 spi_atk_bridge_register_application (registry);
283 static Accessibility_DeviceEventController
284 spi_atk_bridget_get_dec (void)
286 CORBA_Environment ev;
288 if (device_event_controller != CORBA_OBJECT_NIL)
290 if (ORBit_small_get_connection_status (device_event_controller)
291 == ORBIT_CONNECTION_CONNECTED)
292 return device_event_controller;
295 CORBA_exception_init (&ev);
297 device_event_controller =
298 Accessibility_Registry_getDeviceEventController (
299 spi_atk_bridge_get_registry (), &ev);
303 g_warning ("failure: no deviceeventcontroller found\n");
304 registry_died = TRUE;
305 device_event_controller = CORBA_OBJECT_NIL;
308 return device_event_controller;
312 gtk_module_init (gint *argc, gchar **argv[])
314 return atk_bridge_init (argc, argv);
318 add_signal_listener (const char *signal_name)
322 id = atk_add_global_event_listener (
323 spi_atk_bridge_signal_listener, signal_name);
325 g_array_append_val (listener_ids, id);
329 spi_atk_register_event_listeners (void)
332 * kludge to make sure the Atk interface types are registered, otherwise
333 * the AtkText signal handlers below won't get registered
336 GObject *ao = g_object_new (ATK_TYPE_OBJECT, NULL);
337 AtkObject *bo = atk_no_op_object_new (ao);
340 if (atk_listeners_registered) return;
342 atk_listeners_registered = TRUE;
344 /* Register for focus event notifications, and register app with central registry */
346 listener_ids = g_array_sized_new (FALSE, TRUE, sizeof (guint), 16);
348 atk_bridge_focus_tracker_id = atk_add_focus_tracker (spi_atk_bridge_focus_tracker);
350 id = atk_add_global_event_listener (spi_atk_bridge_property_event_listener,
351 "Gtk:AtkObject:property-change");
352 g_array_append_val (listener_ids, id);
353 id = atk_add_global_event_listener (spi_atk_bridge_window_event_listener,
355 g_array_append_val (listener_ids, id);
356 id = atk_add_global_event_listener (spi_atk_bridge_window_event_listener,
358 g_array_append_val (listener_ids, id);
359 id = atk_add_global_event_listener (spi_atk_bridge_window_event_listener,
361 g_array_append_val (listener_ids, id);
362 id = atk_add_global_event_listener (spi_atk_bridge_window_event_listener,
364 g_array_append_val (listener_ids, id);
365 id = atk_add_global_event_listener (spi_atk_bridge_window_event_listener,
367 g_array_append_val (listener_ids, id);
368 id = atk_add_global_event_listener (spi_atk_bridge_window_event_listener,
370 g_array_append_val (listener_ids, id);
371 id = atk_add_global_event_listener (spi_atk_bridge_window_event_listener,
372 "window:deactivate");
373 g_array_append_val (listener_ids, id);
374 id = atk_add_global_event_listener (spi_atk_bridge_state_event_listener,
375 "Gtk:AtkObject:state-change");
376 g_array_append_val (listener_ids, id);
378 add_signal_listener ("Gtk:AtkObject:children-changed");
379 add_signal_listener ("Gtk:AtkObject:visible-data-changed");
380 add_signal_listener ("Gtk:AtkObject:active-descendant-changed");
381 add_signal_listener ("Gtk:AtkSelection:selection-changed");
382 add_signal_listener ("Gtk:AtkText:text-selection-changed");
383 add_signal_listener ("Gtk:AtkText:text-changed");
384 add_signal_listener ("Gtk:AtkText:text-caret-moved");
385 add_signal_listener ("Gtk:AtkTable:row-inserted");
386 add_signal_listener ("Gtk:AtkTable:row-reordered");
387 add_signal_listener ("Gtk:AtkTable:row-deleted");
388 add_signal_listener ("Gtk:AtkTable:column-inserted");
389 add_signal_listener ("Gtk:AtkTable:column-reordered");
390 add_signal_listener ("Gtk:AtkTable:column-deleted");
391 add_signal_listener ("Gtk:AtkTable:model-changed");
392 add_signal_listener ("Gtk:AtkHypertext:link-selected");
394 * May add the following listeners to implement preemptive key listening for GTK+
396 * atk_add_global_event_listener (spi_atk_bridge_widgetkey_listener, "Gtk:GtkWidget:key-press-event");
397 * atk_add_global_event_listener (spi_atk_bridge_widgetkey_listener, "Gtk:GtkWidget:key-release-event");
399 atk_bridge_key_event_listener_id = atk_add_key_event_listener (
400 spi_atk_bridge_key_listener, NULL);
402 g_object_unref (G_OBJECT (bo));
407 spi_atk_deregister_event_listeners (void)
412 if (!atk_listeners_registered)
415 atk_listeners_registered = FALSE;
417 for (i = 0; i < listener_ids->len; i++)
419 id = g_array_index (listener_ids, guint, i);
420 atk_remove_global_event_listener (id);
422 g_array_free (listener_ids, TRUE);
425 atk_remove_focus_tracker (atk_bridge_focus_tracker_id);
426 atk_bridge_focus_tracker_id = 0;
428 atk_remove_key_event_listener (atk_bridge_key_event_listener_id);
429 atk_bridge_key_event_listener_id = 0;
433 deregister_application (BonoboObject *app)
435 Accessibility_Registry registry = spi_atk_bridge_get_registry ();
436 Accessibility_Registry_deregisterApplication (registry, BONOBO_OBJREF (app), &ev);
438 device_event_controller = bonobo_object_release_unref (device_event_controller, &ev);
439 registry = bonobo_object_release_unref (registry, &ev);
441 app = bonobo_object_unref (app);
445 spi_atk_bridge_exit_func (void)
447 BonoboObject *app = (BonoboObject *) this_app;
449 DBG (1, g_message ("exiting bridge\n"));
458 * Check whether we still have windows which have not been deleted.
460 spi_atk_tidy_windows ();
462 * FIXME: this may be incorrect for apps that do their own bonobo
463 * shutdown, until we can explicitly shutdown to get the ordering
466 if (!bonobo_is_initialized ())
468 DBG (1, g_warning ("Re-initializing bonobo\n"));
469 g_assert (bonobo_init (0, NULL));
470 g_assert (bonobo_activate ());
473 deregister_application (app);
475 DBG (1, g_message ("bridge exit func complete.\n"));
477 if (g_getenv ("AT_BRIDGE_SHUTDOWN"))
479 g_assert (!bonobo_debug_shutdown ());
484 gnome_accessibility_module_init (void)
486 atk_bridge_init (NULL, NULL);
488 g_print("Atk Accessibilty bridge initialized\n");
492 gnome_accessibility_module_shutdown (void)
494 BonoboObject *app = (BonoboObject *) this_app;
496 GArray *ids = listener_ids;
498 if (!atk_bridge_initialized)
502 atk_bridge_initialized = FALSE;
505 g_print("Atk Accessibilty bridge shutdown\n");
508 atk_remove_focus_tracker (atk_bridge_focus_tracker_id);
510 for (i = 0; ids && i < ids->len; i++)
512 atk_remove_global_event_listener (g_array_index (ids, guint, i));
515 atk_remove_key_event_listener (atk_bridge_key_event_listener_id);
517 deregister_application (app);
521 spi_atk_bridge_focus_tracker (AtkObject *object)
523 SpiAccessible *source;
524 Accessibility_Event e;
526 source = spi_accessible_new (object);
529 e.source = BONOBO_OBJREF (source);
532 spi_init_any_nil (&e.any_data);
534 CORBA_exception_init (&ev);
535 Accessibility_Registry_notifyEvent (spi_atk_bridge_get_registry (), &e, &ev);
537 registry_died = TRUE;
539 bonobo_object_unref (source);
541 CORBA_exception_free (&ev);
545 spi_atk_emit_eventv (const GObject *gobject,
549 const char *format, ...)
552 Accessibility_Event e;
553 SpiAccessible *source;
555 #ifdef SPI_BRIDGE_DEBUG
559 va_start (args, format);
561 if (ATK_IS_IMPLEMENTOR (gobject))
563 aobject = atk_implementor_ref_accessible (ATK_IMPLEMENTOR (gobject));
564 source = spi_accessible_new (aobject);
565 g_object_unref (G_OBJECT (aobject));
567 else if (ATK_IS_OBJECT (gobject))
569 aobject = ATK_OBJECT (gobject);
570 source = spi_accessible_new (aobject);
576 DBG (0, g_warning ("received property-change event from non-AtkImplementor"));
581 e.type = g_strdup_vprintf (format, args);
582 e.source = BONOBO_OBJREF (source);
585 if (any) e.any_data = *any;
586 else spi_init_any_nil (&e.any_data);
588 #ifdef SPI_BRIDGE_DEBUG
589 s = Accessibility_Accessible__get_name (BONOBO_OBJREF (source), &ev);
590 g_warning ("Emitting event '%s' (%lu, %lu) on %s",
591 e.type, e.detail1, e.detail2, s);
594 CORBA_exception_init (&ev);
595 Accessibility_Registry_notifyEvent (spi_atk_bridge_get_registry (),
597 #ifdef SPI_BRIDGE_DEBUG
598 if (ev._major != CORBA_NO_EXCEPTION)
599 g_warning ("error emitting event %s, (%d) %s",
602 CORBA_exception_id(&ev));
604 if (BONOBO_EX (&ev)) registry_died = TRUE;
605 Accessibility_Accessible_unref (e.source, &ev);
607 CORBA_exception_free (&ev);
617 spi_atk_bridge_property_event_listener (GSignalInvocationHint *signal_hint,
618 guint n_param_values,
619 const GValue *param_values,
622 AtkPropertyValues *values;
624 const gchar *prop_name;
626 const gchar *sp = NULL;
628 SpiAccessible *s_ao = NULL;
632 #ifdef SPI_BRIDGE_DEBUG
633 GSignalQuery signal_query;
637 g_signal_query (signal_hint->signal_id, &signal_query);
638 name = signal_query.signal_name;
640 s2 = g_type_name (G_OBJECT_TYPE (g_value_get_object (param_values + 0)));
641 s = atk_object_get_name (ATK_OBJECT (g_value_get_object (param_values + 0)));
642 values = (AtkPropertyValues*) g_value_get_pointer (param_values + 1);
643 DBG (2, g_message ("Received (property) signal %s:%s:%s from object %s (gail %s)\n",
644 g_type_name (signal_query.itype), name, values->property_name, s, s2));
648 gobject = g_value_get_object (param_values + 0);
649 values = (AtkPropertyValues*) g_value_get_pointer (param_values + 1);
651 prop_name = values->property_name;
652 if (strcmp (prop_name, "accessible-name") == 0)
654 sp = atk_object_get_name (ATK_OBJECT (gobject));
655 spi_init_any_string (&any, (gchar **)&sp);
657 else if (strcmp (prop_name, "accessible-description") == 0)
659 sp = atk_object_get_description (ATK_OBJECT (gobject));
660 spi_init_any_string (&any, (gchar **)&sp);
662 else if (strcmp (prop_name, "accessible-parent") == 0)
664 ao = atk_object_get_parent (ATK_OBJECT (gobject));
667 s_ao = spi_accessible_new (ao);
668 c_obj = BONOBO_OBJREF (s_ao);
669 spi_init_any_object (&any, &c_obj);
673 spi_init_any_nil (&any);
676 else if (strcmp (prop_name, "accessible-table-summary") == 0)
678 ao = atk_table_get_summary (ATK_TABLE (gobject));
681 s_ao = spi_accessible_new (ao);
682 c_obj = BONOBO_OBJREF (s_ao);
683 spi_init_any_object (&any, &c_obj);
687 spi_init_any_nil (&any);
690 else if (strcmp (prop_name, "accessible-table-column-header") == 0)
692 i = g_value_get_int (&(values->new_value));
693 ao = atk_table_get_column_header (ATK_TABLE (gobject), i);
696 s_ao = spi_accessible_new (ao);
697 c_obj = BONOBO_OBJREF (s_ao);
698 spi_init_any_object (&any, &c_obj);
702 spi_init_any_nil (&any);
705 else if (strcmp (prop_name, "accessible-table-row-header") == 0)
707 i = g_value_get_int (&(values->new_value));
708 ao = atk_table_get_row_header (ATK_TABLE (gobject), i);
711 s_ao = spi_accessible_new (ao);
712 c_obj = BONOBO_OBJREF (s_ao);
713 spi_init_any_object (&any, &c_obj);
717 spi_init_any_nil (&any);
720 else if (strcmp (prop_name, "accessible-table-row-description") == 0)
722 i = g_value_get_int (&(values->new_value));
723 sp = atk_table_get_row_description (ATK_TABLE (gobject), i);
724 spi_init_any_string (&any, (gchar **)&sp);
726 else if (strcmp (prop_name, "accessible-table-column-description") == 0)
728 i = g_value_get_int (&(values->new_value));
729 sp = atk_table_get_column_description (ATK_TABLE (gobject), i);
730 spi_init_any_string (&any, (gchar **)&sp);
732 else if (strcmp (prop_name, "accessible-table-caption-object") == 0)
734 ao = atk_table_get_caption (ATK_TABLE (gobject));
735 sp = atk_object_get_name (ao);
736 spi_init_any_string (&any, (gchar **)&sp);
740 spi_init_any_nil (&any);
743 spi_atk_emit_eventv (gobject, 0, 0, &any,
744 "object:property-change:%s", prop_name);
751 spi_atk_bridge_state_event_listener (GSignalInvocationHint *signal_hint,
752 guint n_param_values,
753 const GValue *param_values,
757 gchar *property_name;
759 unsigned long detail1;
760 #ifdef SPI_BRIDGE_DEBUG
761 GSignalQuery signal_query;
764 g_signal_query (signal_hint->signal_id, &signal_query);
765 name = signal_query.signal_name;
766 fprintf (stderr, "Received (state) signal %s:%s\n",
767 g_type_name (signal_query.itype), name);
770 gobject = g_value_get_object (param_values + 0);
771 property_name = g_strdup (g_value_get_string (param_values + 1));
772 detail1 = (g_value_get_boolean (param_values + 2))
774 type = g_strdup_printf ("object:state-changed:%s", property_name);
775 spi_atk_emit_eventv (gobject,
780 g_free (property_name);
786 spi_init_keystroke_from_atk_key_event (Accessibility_DeviceEvent *keystroke,
787 AtkKeyEventStruct *event)
792 g_print ("event %c (%d)\n", (int) event->keyval, (int) event->keycode);
798 g_print ("WARNING: NULL key event!");
801 keystroke->id = (CORBA_long) event->keyval;
802 keystroke->hw_code = (CORBA_short) event->keycode;
803 keystroke->timestamp = (CORBA_unsigned_long) event->timestamp;
804 keystroke->modifiers = (CORBA_unsigned_short) (event->state & 0xFFFF);
809 keystroke->event_string = CORBA_string_dup (event->string);
810 c = g_utf8_get_char_validated (event->string, -1);
811 if (c > 0 && g_unichar_isprint (c))
812 keystroke->is_text = CORBA_TRUE;
814 keystroke->is_text = CORBA_FALSE;
818 keystroke->event_string = CORBA_string_dup ("");
819 keystroke->is_text = CORBA_FALSE;
823 case (ATK_KEY_EVENT_PRESS):
824 keystroke->type = Accessibility_KEY_PRESSED_EVENT;
826 case (ATK_KEY_EVENT_RELEASE):
827 keystroke->type = Accessibility_KEY_RELEASED_EVENT;
834 g_print ("key_event type %d; val=%d code=%d modifiers=%x name=%s is_text=%d, time=%lx\n",
835 (int) keystroke->type, (int) keystroke->id, (int) keystroke->hw_code,
836 (int) keystroke->modifiers,
837 keystroke->event_string, (int) keystroke->is_text, (unsigned long) keystroke->timestamp);
842 spi_atk_bridge_key_listener (AtkKeyEventStruct *event, gpointer data)
844 CORBA_boolean result;
845 Accessibility_DeviceEvent key_event;
847 CORBA_exception_init (&ev);
849 spi_init_keystroke_from_atk_key_event (&key_event, event);
851 result = Accessibility_DeviceEventController_notifyListenersSync (
852 spi_atk_bridget_get_dec (), &key_event, &ev);
854 CORBA_exception_free (&ev);
860 spi_atk_bridge_signal_listener (GSignalInvocationHint *signal_hint,
861 guint n_param_values,
862 const GValue *param_values,
866 GSignalQuery signal_query;
874 gint detail1 = 0, detail2 = 0;
875 SpiAccessible *s_ao = NULL;
876 #ifdef SPI_BRIDGE_DEBUG
880 g_signal_query (signal_hint->signal_id, &signal_query);
882 name = signal_query.signal_name;
883 if (signal_hint->detail)
884 detail = g_quark_to_string (signal_hint->detail);
888 #ifdef SPI_BRIDGE_DEBUG
889 s2 = g_type_name (G_OBJECT_TYPE (g_value_get_object (param_values + 0)));
890 s = atk_object_get_name (ATK_OBJECT (g_value_get_object (param_values + 0)));
891 fprintf (stderr, "Received signal %s:%s detail: %s from object %s (gail %s)\n",
892 g_type_name (signal_query.itype), name,
893 detail ? detail : "<NULL>", s ? s : "<NULL>" , s2);
896 gobject = g_value_get_object (param_values + 0);
898 if (signal_query.signal_id == atk_signal_active_descendant_changed)
900 gpointer child = g_value_get_pointer (param_values + 1);
902 g_return_val_if_fail (ATK_IS_OBJECT (child), TRUE);
904 ao = ATK_OBJECT (child);
906 detail1 = atk_object_get_index_in_parent (ao);
907 s_ao = spi_accessible_new (ao);
908 c_obj = BONOBO_OBJREF (s_ao);
909 spi_init_any_object (&any, &c_obj);
911 else if (signal_query.signal_id == atk_signal_link_selected)
913 if (G_VALUE_TYPE (param_values + 1) == G_TYPE_INT)
914 detail1 = g_value_get_int (param_values + 1);
915 spi_init_any_nil (&any);
917 else if ((signal_query.signal_id == atk_signal_children_changed) && gobject)
919 ao = atk_object_ref_accessible_child (ATK_OBJECT (gobject),
923 s_ao = spi_accessible_new (ao);
924 c_obj = BONOBO_OBJREF (s_ao);
925 spi_init_any_object (&any, &c_obj);
930 spi_init_any_nil (&any);
935 if (n_param_values >= 2)
937 if (G_VALUE_TYPE (param_values + 1) == G_TYPE_INT)
938 detail1 = g_value_get_int (param_values + 1);
939 if (n_param_values >= 3)
941 if (G_VALUE_TYPE (param_values + 2) == G_TYPE_INT)
942 detail2 = g_value_get_int (param_values + 2);
946 if (signal_query.signal_id == atk_signal_text_changed)
948 sp = atk_text_get_text (ATK_TEXT (gobject),
951 spi_init_any_string (&any, &sp);
953 else if (signal_query.signal_id == atk_signal_text_selection_changed)
955 text = ATK_TEXT (gobject);
957 /* Return NULL as the selected string */
958 spi_init_any_nil (&any);
962 spi_init_any_nil (&any);
967 spi_atk_emit_eventv (gobject, detail1, detail2, &any,
968 "object:%s:%s", name, detail);
970 spi_atk_emit_eventv (gobject, detail1, detail2, &any,
980 spi_atk_bridge_window_event_listener (GSignalInvocationHint *signal_hint,
981 guint n_param_values,
982 const GValue *param_values,
986 GSignalQuery signal_query;
988 const gchar *name, *s;
989 #ifdef SPI_BRIDGE_DEBUG
993 g_signal_query (signal_hint->signal_id, &signal_query);
995 name = signal_query.signal_name;
997 #ifdef SPI_BRIDGE_DEBUG
998 s2 = g_type_name (G_OBJECT_TYPE (g_value_get_object (param_values + 0)));
999 s = atk_object_get_name (ATK_OBJECT (g_value_get_object (param_values + 0)));
1000 fprintf (stderr, "Received signal %s:%s from object %s (gail %s)\n",
1001 g_type_name (signal_query.itype), name, s ? s : "<NULL>" , s2);
1004 gobject = g_value_get_object (param_values + 0);
1006 s = atk_object_get_name (ATK_OBJECT (gobject));
1007 spi_init_any_string (&any, (char **) &s);
1009 spi_atk_emit_eventv (gobject, 0, 0, &any,
1015 spi_atk_tidy_windows (void)
1021 root = atk_get_root ();
1022 n_children = atk_object_get_n_accessible_children (root);
1023 for (i = 0; i < n_children; i++)
1026 AtkStateSet *stateset;
1030 child = atk_object_ref_accessible_child (root, i);
1031 stateset = atk_object_ref_state_set (child);
1033 name = atk_object_get_name (child);
1034 spi_init_any_string (&any, (char**) &name);
1035 if (atk_state_set_contains_state (stateset, ATK_STATE_ACTIVE))
1037 spi_atk_emit_eventv (G_OBJECT (child), 0, 0, &any, "window:deactivate");
1041 spi_atk_emit_eventv (G_OBJECT (child), 0, 0, &any, "window:destroy");
1042 g_object_unref (child);
1047 reinit_register_vars (void)
1049 registry = CORBA_OBJECT_NIL;
1050 device_event_controller = CORBA_OBJECT_NIL;