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"
37 #include <bonobo-activation/bonobo-activation-register.h>
39 #undef SPI_BRIDGE_DEBUG
41 #define DBG(a,b) if(_dbg>=(a))b
44 static CORBA_Environment ev;
45 static Accessibility_Registry registry = CORBA_OBJECT_NIL;
46 static Accessibility_DeviceEventController device_event_controller = CORBA_OBJECT_NIL;
47 static SpiApplication *this_app = NULL;
48 static gboolean registry_died = FALSE;
49 static gboolean atk_listeners_registered = FALSE;
50 static gint toplevels = 0;
52 static guint atk_signal_text_changed;
53 static guint atk_signal_children_changed;
54 static guint atk_signal_active_descendant_changed;
55 static guint atk_signal_text_selection_changed;
58 static guint atk_signal_row_reordered;
59 static guint atk_signal_row_inserted;
60 static guint atk_signal_row_deleted;
61 static guint atk_signal_column_reordered;
62 static guint atk_signal_column_inserted;
63 static guint atk_signal_column_deleted;
66 static guint atk_signal_link_selected;
67 static guint atk_signal_bounds_changed;
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_bridge_focus_tracker (AtkObject *object);
81 static void spi_atk_bridge_register_application (Accessibility_Registry registry);
82 static gboolean spi_atk_bridge_property_event_listener (GSignalInvocationHint *signal_hint,
84 const GValue *param_values,
87 spi_atk_bridge_window_event_listener (GSignalInvocationHint *signal_hint,
89 const GValue *param_values,
92 spi_atk_bridge_state_event_listener (GSignalInvocationHint *signal_hint,
94 const GValue *param_values,
96 static gboolean spi_atk_bridge_signal_listener (GSignalInvocationHint *signal_hint,
98 const GValue *param_values,
100 static gint spi_atk_bridge_key_listener (AtkKeyEventStruct *event,
102 static void spi_atk_tidy_windows (void);
103 static void deregister_application (BonoboObject *app);
104 static void reinit_register_vars (void);
106 /* For automatic libgnome init */
107 extern void gnome_accessibility_module_init (void);
108 extern void gnome_accessibility_module_shutdown (void);
110 static int atk_bridge_initialized = FALSE;
111 static guint atk_bridge_focus_tracker_id = 0;
112 static guint atk_bridge_key_event_listener_id = 0;
113 static GArray *listener_ids = NULL;
116 * These exported symbols are hooked by gnome-program
117 * to provide automatic module initialization and shutdown.
119 extern void gnome_accessibility_module_init (void);
120 extern void gnome_accessibility_module_shutdown (void);
123 spi_atk_bridge_init_event_type_consts ()
125 static gboolean done = FALSE;
130 atk_signal_children_changed = g_signal_lookup ("children_changed",
132 atk_signal_text_changed = g_signal_lookup ("text_changed",
134 atk_signal_bounds_changed = g_signal_lookup ("bounds_changed",
136 atk_signal_active_descendant_changed =
137 g_signal_lookup ("active_descendant_changed",
139 atk_signal_link_selected = g_signal_lookup ("link_selected",
141 atk_signal_text_selection_changed = g_signal_lookup ("text_selection_changed",
147 atk_bridge_init (gint *argc, gchar **argv[])
149 const char *debug_env_string = g_getenv ("AT_SPI_DEBUG");
152 if (atk_bridge_initialized)
156 atk_bridge_initialized = TRUE;
158 if (g_getenv ("ATK_BRIDGE_REDIRECT_LOG"))
160 fname = g_strconcat ("/tmp/", g_get_prgname (), ".at-spi-log");
161 freopen (fname, "w", stderr);
165 if (debug_env_string)
166 _dbg = (int) g_ascii_strtod (debug_env_string, NULL);
168 if (!bonobo_init (argc, argv ? *argv : NULL))
170 g_error ("Could not initialize Bonobo");
173 /* Create the accessible application server object */
174 this_app = spi_application_new (atk_get_root ());
176 * We only want to enable the bridge for top level
177 * applications, we detect bonobo components by seeing
178 * if they were activated with the intention of extracting
179 * an impl. by IID - very solid.
181 if (bonobo_activation_iid_get ())
183 DBG (1, g_message ("Found Bonobo component\n"));
184 g_signal_connect (atk_get_root (),
185 "children-changed::add",
186 (GCallback) spi_atk_bridge_toplevel_added,
188 g_signal_connect (atk_get_root (),
189 "children-changed::remove",
190 (GCallback) spi_atk_bridge_toplevel_removed,
195 spi_atk_bridge_do_registration ();
197 spi_atk_register_event_listeners ();
198 spi_atk_bridge_init_event_type_consts ();
205 spi_atk_bridge_do_registration (void)
207 CORBA_Environment ev;
209 CORBA_exception_init(&ev);
211 if (spi_atk_bridge_get_registry () == CORBA_OBJECT_NIL)
213 g_error ("Could not locate registry");
218 /* Create the accessible application server object */
219 if (this_app == NULL)
220 this_app = spi_application_new (atk_get_root ());
222 DBG (1, g_message ("About to register application\n"));
224 spi_atk_bridge_register_application (spi_atk_bridge_get_registry ());
226 g_atexit (spi_atk_bridge_exit_func);
228 DBG (1, g_message ("Application registered & listening\n"));
233 spi_atk_bridge_toplevel_added (AtkObject *object,
239 spi_atk_bridge_do_registration ();
245 spi_atk_bridge_toplevel_removed (AtkObject *object,
249 BonoboObject *app = (BonoboObject *) this_app;
254 deregister_application (app);
255 reinit_register_vars ();
259 g_warning ("More toplevels removed than added\n");
265 spi_atk_bridge_register_application (Accessibility_Registry registry)
267 Accessibility_Registry_registerApplication (spi_atk_bridge_get_registry (),
268 BONOBO_OBJREF (this_app),
273 * Returns a 'canonicalized' value for DISPLAY,
274 * with the screen number stripped off if present.
277 spi_display_name (void)
279 static const char *canonical_display_name = NULL;
280 if (!canonical_display_name)
282 const gchar *display_env = g_getenv ("AT_SPI_DISPLAY");
285 display_env = g_getenv ("DISPLAY");
286 if (!display_env || !display_env[0])
287 canonical_display_name = ":0";
290 canonical_display_name = g_strdup (display_env);
291 gchar *display_p = strrchr (canonical_display_name, ':');
292 gchar *screen_p = strrchr (canonical_display_name, '.');
293 if (screen_p && display_p && ((guint) screen_p > (guint) display_p))
301 canonical_display_name = display_env;
304 return canonical_display_name;
307 static Accessibility_Registry
308 spi_atk_bridge_get_registry (void)
310 CORBA_Environment ev;
312 if (registry_died || (registry == CORBA_OBJECT_NIL)) {
313 CORBA_exception_init (&ev);
315 DBG (1, g_warning ("registry died! restarting..."));
317 bonobo_activation_set_activation_env_value ("AT_SPI_DISPLAY", spi_display_name ());
319 registry = bonobo_activation_activate_from_id (
320 "OAFIID:Accessibility_Registry:1.0", 0, NULL, &ev);
322 if (ev._major != CORBA_NO_EXCEPTION)
324 g_error ("Accessibility app error: exception during "
325 "registry activation from id: %s\n",
326 CORBA_exception_id (&ev));
327 CORBA_exception_free (&ev);
330 if (registry_died && registry) {
331 registry_died = FALSE;
332 spi_atk_bridge_register_application (registry);
338 static Accessibility_DeviceEventController
339 spi_atk_bridget_get_dec (void)
341 CORBA_Environment ev;
343 if (device_event_controller != CORBA_OBJECT_NIL)
345 if (ORBit_small_get_connection_status (device_event_controller)
346 == ORBIT_CONNECTION_CONNECTED)
347 return device_event_controller;
350 CORBA_exception_init (&ev);
352 device_event_controller =
353 Accessibility_Registry_getDeviceEventController (
354 spi_atk_bridge_get_registry (), &ev);
358 g_warning (_("failure: no device event controller found.\n"));
359 registry_died = TRUE;
360 device_event_controller = CORBA_OBJECT_NIL;
363 return device_event_controller;
367 gtk_module_init (gint *argc, gchar **argv[])
369 return atk_bridge_init (argc, argv);
373 add_signal_listener (const char *signal_name)
377 id = atk_add_global_event_listener (
378 spi_atk_bridge_signal_listener, signal_name);
380 g_array_append_val (listener_ids, id);
384 spi_atk_register_event_listeners (void)
387 * kludge to make sure the Atk interface types are registered, otherwise
388 * the AtkText signal handlers below won't get registered
391 GObject *ao = g_object_new (ATK_TYPE_OBJECT, NULL);
392 AtkObject *bo = atk_no_op_object_new (ao);
395 if (atk_listeners_registered) return;
397 atk_listeners_registered = TRUE;
399 /* Register for focus event notifications, and register app with central registry */
401 listener_ids = g_array_sized_new (FALSE, TRUE, sizeof (guint), 16);
403 atk_bridge_focus_tracker_id = atk_add_focus_tracker (spi_atk_bridge_focus_tracker);
405 id = atk_add_global_event_listener (spi_atk_bridge_property_event_listener,
406 "Gtk:AtkObject:property-change");
407 g_array_append_val (listener_ids, id);
408 id = atk_add_global_event_listener (spi_atk_bridge_window_event_listener,
410 g_array_append_val (listener_ids, id);
411 id = atk_add_global_event_listener (spi_atk_bridge_window_event_listener,
413 g_array_append_val (listener_ids, id);
414 id = atk_add_global_event_listener (spi_atk_bridge_window_event_listener,
416 g_array_append_val (listener_ids, id);
417 id = atk_add_global_event_listener (spi_atk_bridge_window_event_listener,
419 g_array_append_val (listener_ids, id);
420 id = atk_add_global_event_listener (spi_atk_bridge_window_event_listener,
422 g_array_append_val (listener_ids, id);
423 id = atk_add_global_event_listener (spi_atk_bridge_window_event_listener,
425 g_array_append_val (listener_ids, id);
426 id = atk_add_global_event_listener (spi_atk_bridge_window_event_listener,
427 "window:deactivate");
428 g_array_append_val (listener_ids, id);
429 id = atk_add_global_event_listener (spi_atk_bridge_state_event_listener,
430 "Gtk:AtkObject:state-change");
431 g_array_append_val (listener_ids, id);
433 add_signal_listener ("Gtk:AtkObject:children-changed");
434 add_signal_listener ("Gtk:AtkObject:visible-data-changed");
435 add_signal_listener ("Gtk:AtkObject:active-descendant-changed");
436 add_signal_listener ("Gtk:AtkComponent:bounds-changed");
437 add_signal_listener ("Gtk:AtkSelection:selection-changed");
438 add_signal_listener ("Gtk:AtkText:text-selection-changed");
439 add_signal_listener ("Gtk:AtkText:text-changed");
440 add_signal_listener ("Gtk:AtkText:text-caret-moved");
441 add_signal_listener ("Gtk:AtkTable:row-inserted");
442 add_signal_listener ("Gtk:AtkTable:row-reordered");
443 add_signal_listener ("Gtk:AtkTable:row-deleted");
444 add_signal_listener ("Gtk:AtkTable:column-inserted");
445 add_signal_listener ("Gtk:AtkTable:column-reordered");
446 add_signal_listener ("Gtk:AtkTable:column-deleted");
447 add_signal_listener ("Gtk:AtkTable:model-changed");
448 add_signal_listener ("Gtk:AtkHypertext:link-selected");
450 * May add the following listeners to implement preemptive key listening for GTK+
452 * atk_add_global_event_listener (spi_atk_bridge_widgetkey_listener, "Gtk:GtkWidget:key-press-event");
453 * atk_add_global_event_listener (spi_atk_bridge_widgetkey_listener, "Gtk:GtkWidget:key-release-event");
455 atk_bridge_key_event_listener_id = atk_add_key_event_listener (
456 spi_atk_bridge_key_listener, NULL);
458 g_object_unref (G_OBJECT (bo));
463 deregister_application (BonoboObject *app)
465 Accessibility_Registry registry = spi_atk_bridge_get_registry ();
466 Accessibility_Registry_deregisterApplication (registry, BONOBO_OBJREF (app), &ev);
468 device_event_controller = bonobo_object_release_unref (device_event_controller, &ev);
469 registry = bonobo_object_release_unref (registry, &ev);
471 app = bonobo_object_unref (app);
475 spi_atk_bridge_exit_func (void)
477 BonoboObject *app = (BonoboObject *) this_app;
479 DBG (1, g_message ("exiting bridge\n"));
488 * Check whether we still have windows which have not been deleted.
490 spi_atk_tidy_windows ();
492 * FIXME: this may be incorrect for apps that do their own bonobo
493 * shutdown, until we can explicitly shutdown to get the ordering
496 if (!bonobo_is_initialized ())
498 DBG (1, g_warning ("Re-initializing bonobo\n"));
499 g_assert (bonobo_init (0, NULL));
500 g_assert (bonobo_activate ());
503 deregister_application (app);
505 DBG (1, g_message ("bridge exit func complete.\n"));
507 if (g_getenv ("AT_BRIDGE_SHUTDOWN"))
509 g_assert (!bonobo_debug_shutdown ());
514 gnome_accessibility_module_init (void)
516 atk_bridge_init (NULL, NULL);
518 if (g_getenv ("AT_BRIDGE_SHUTDOWN"))
520 g_print("Atk Accessibility bridge initialized\n");
525 gnome_accessibility_module_shutdown (void)
527 BonoboObject *app = (BonoboObject *) this_app;
529 GArray *ids = listener_ids;
531 if (!atk_bridge_initialized)
535 atk_bridge_initialized = FALSE;
538 if (g_getenv ("AT_BRIDGE_SHUTDOWN"))
540 g_print("Atk Accessibility bridge shutdown\n");
544 atk_remove_focus_tracker (atk_bridge_focus_tracker_id);
546 for (i = 0; ids && i < ids->len; i++)
548 atk_remove_global_event_listener (g_array_index (ids, guint, i));
551 atk_remove_key_event_listener (atk_bridge_key_event_listener_id);
553 deregister_application (app);
557 spi_atk_bridge_focus_tracker (AtkObject *object)
559 SpiAccessible *source;
560 Accessibility_Event e;
562 source = spi_accessible_new (object);
565 e.source = BONOBO_OBJREF (source);
568 spi_init_any_nil (&e.any_data);
570 CORBA_exception_init (&ev);
571 Accessibility_Registry_notifyEvent (spi_atk_bridge_get_registry (), &e, &ev);
573 registry_died = TRUE;
575 bonobo_object_unref (source);
577 CORBA_exception_free (&ev);
581 spi_atk_emit_eventv (const GObject *gobject,
585 const char *format, ...)
588 Accessibility_Event e;
589 SpiAccessible *source;
591 #ifdef SPI_BRIDGE_DEBUG
595 va_start (args, format);
597 if (ATK_IS_IMPLEMENTOR (gobject))
599 aobject = atk_implementor_ref_accessible (ATK_IMPLEMENTOR (gobject));
600 source = spi_accessible_new (aobject);
601 g_object_unref (G_OBJECT (aobject));
603 else if (ATK_IS_OBJECT (gobject))
605 aobject = ATK_OBJECT (gobject);
606 source = spi_accessible_new (aobject);
612 DBG (0, g_warning ("received property-change event from non-AtkImplementor"));
617 e.type = g_strdup_vprintf (format, args);
618 e.source = BONOBO_OBJREF (source);
621 if (any) e.any_data = *any;
622 else spi_init_any_nil (&e.any_data);
624 #ifdef SPI_BRIDGE_DEBUG
625 s = Accessibility_Accessible__get_name (BONOBO_OBJREF (source), &ev);
626 g_warning ("Emitting event '%s' (%lu, %lu) on %s",
627 e.type, e.detail1, e.detail2, s);
630 CORBA_exception_init (&ev);
631 Accessibility_Registry_notifyEvent (spi_atk_bridge_get_registry (),
633 #ifdef SPI_BRIDGE_DEBUG
634 if (ev._major != CORBA_NO_EXCEPTION)
635 g_warning ("error emitting event %s, (%d) %s",
638 CORBA_exception_id(&ev));
640 if (BONOBO_EX (&ev)) registry_died = TRUE;
641 Accessibility_Accessible_unref (e.source, &ev);
643 CORBA_exception_free (&ev);
653 spi_atk_bridge_property_event_listener (GSignalInvocationHint *signal_hint,
654 guint n_param_values,
655 const GValue *param_values,
658 AtkPropertyValues *values;
660 const gchar *prop_name;
662 const gchar *sp = NULL;
664 SpiAccessible *s_ao = NULL;
668 #ifdef SPI_BRIDGE_DEBUG
669 GSignalQuery signal_query;
673 g_signal_query (signal_hint->signal_id, &signal_query);
674 name = signal_query.signal_name;
676 s2 = g_type_name (G_OBJECT_TYPE (g_value_get_object (param_values + 0)));
677 s = atk_object_get_name (ATK_OBJECT (g_value_get_object (param_values + 0)));
678 values = (AtkPropertyValues*) g_value_get_pointer (param_values + 1);
679 DBG (2, g_message ("Received (property) signal %s:%s:%s from object %s (gail %s)\n",
680 g_type_name (signal_query.itype), name, values->property_name, s, s2));
684 gobject = g_value_get_object (param_values + 0);
685 values = (AtkPropertyValues*) g_value_get_pointer (param_values + 1);
687 prop_name = values->property_name;
688 if (strcmp (prop_name, "accessible-name") == 0)
690 sp = atk_object_get_name (ATK_OBJECT (gobject));
691 spi_init_any_string (&any, (gchar **)&sp);
693 else if (strcmp (prop_name, "accessible-description") == 0)
695 sp = atk_object_get_description (ATK_OBJECT (gobject));
696 spi_init_any_string (&any, (gchar **)&sp);
698 else if (strcmp (prop_name, "accessible-parent") == 0)
700 ao = atk_object_get_parent (ATK_OBJECT (gobject));
703 s_ao = spi_accessible_new (ao);
704 c_obj = BONOBO_OBJREF (s_ao);
705 spi_init_any_object (&any, &c_obj);
709 spi_init_any_nil (&any);
712 else if (strcmp (prop_name, "accessible-table-summary") == 0)
714 ao = atk_table_get_summary (ATK_TABLE (gobject));
717 s_ao = spi_accessible_new (ao);
718 c_obj = BONOBO_OBJREF (s_ao);
719 spi_init_any_object (&any, &c_obj);
723 spi_init_any_nil (&any);
726 else if (strcmp (prop_name, "accessible-table-column-header") == 0)
728 i = g_value_get_int (&(values->new_value));
729 ao = atk_table_get_column_header (ATK_TABLE (gobject), i);
732 s_ao = spi_accessible_new (ao);
733 c_obj = BONOBO_OBJREF (s_ao);
734 spi_init_any_object (&any, &c_obj);
738 spi_init_any_nil (&any);
741 else if (strcmp (prop_name, "accessible-table-row-header") == 0)
743 i = g_value_get_int (&(values->new_value));
744 ao = atk_table_get_row_header (ATK_TABLE (gobject), i);
747 s_ao = spi_accessible_new (ao);
748 c_obj = BONOBO_OBJREF (s_ao);
749 spi_init_any_object (&any, &c_obj);
753 spi_init_any_nil (&any);
756 else if (strcmp (prop_name, "accessible-table-row-description") == 0)
758 i = g_value_get_int (&(values->new_value));
759 sp = atk_table_get_row_description (ATK_TABLE (gobject), i);
760 spi_init_any_string (&any, (gchar **)&sp);
762 else if (strcmp (prop_name, "accessible-table-column-description") == 0)
764 i = g_value_get_int (&(values->new_value));
765 sp = atk_table_get_column_description (ATK_TABLE (gobject), i);
766 spi_init_any_string (&any, (gchar **)&sp);
768 else if (strcmp (prop_name, "accessible-table-caption-object") == 0)
770 ao = atk_table_get_caption (ATK_TABLE (gobject));
771 sp = atk_object_get_name (ao);
772 spi_init_any_string (&any, (gchar **)&sp);
776 spi_init_any_nil (&any);
779 spi_atk_emit_eventv (gobject, 0, 0, &any,
780 "object:property-change:%s", prop_name);
787 spi_atk_bridge_state_event_listener (GSignalInvocationHint *signal_hint,
788 guint n_param_values,
789 const GValue *param_values,
793 gchar *property_name;
795 unsigned long detail1;
796 #ifdef SPI_BRIDGE_DEBUG
797 GSignalQuery signal_query;
800 g_signal_query (signal_hint->signal_id, &signal_query);
801 name = signal_query.signal_name;
802 fprintf (stderr, "Received (state) signal %s:%s\n",
803 g_type_name (signal_query.itype), name);
806 gobject = g_value_get_object (param_values + 0);
807 property_name = g_strdup (g_value_get_string (param_values + 1));
808 detail1 = (g_value_get_boolean (param_values + 2))
810 type = g_strdup_printf ("object:state-changed:%s", property_name);
811 spi_atk_emit_eventv (gobject,
816 g_free (property_name);
822 spi_init_keystroke_from_atk_key_event (Accessibility_DeviceEvent *keystroke,
823 AtkKeyEventStruct *event)
828 g_print ("event %c (%d)\n", (int) event->keyval, (int) event->keycode);
833 { /* this doesn't really need translating */
834 g_print (_("WARNING: NULL key event reported."));
837 keystroke->id = (CORBA_long) event->keyval;
838 keystroke->hw_code = (CORBA_short) event->keycode;
839 keystroke->timestamp = (CORBA_unsigned_long) event->timestamp;
840 keystroke->modifiers = (CORBA_unsigned_short) (event->state & 0xFFFF);
845 keystroke->event_string = CORBA_string_dup (event->string);
846 c = g_utf8_get_char_validated (event->string, -1);
847 if (c > 0 && g_unichar_isprint (c))
848 keystroke->is_text = CORBA_TRUE;
850 keystroke->is_text = CORBA_FALSE;
854 keystroke->event_string = CORBA_string_dup ("");
855 keystroke->is_text = CORBA_FALSE;
859 case (ATK_KEY_EVENT_PRESS):
860 keystroke->type = Accessibility_KEY_PRESSED_EVENT;
862 case (ATK_KEY_EVENT_RELEASE):
863 keystroke->type = Accessibility_KEY_RELEASED_EVENT;
870 g_print ("key_event type %d; val=%d code=%d modifiers=%x name=%s is_text=%d, time=%lx\n",
871 (int) keystroke->type, (int) keystroke->id, (int) keystroke->hw_code,
872 (int) keystroke->modifiers,
873 keystroke->event_string, (int) keystroke->is_text, (unsigned long) keystroke->timestamp);
878 spi_atk_bridge_key_listener (AtkKeyEventStruct *event, gpointer data)
880 CORBA_boolean result;
881 Accessibility_DeviceEvent key_event;
883 CORBA_exception_init (&ev);
885 spi_init_keystroke_from_atk_key_event (&key_event, event);
887 result = Accessibility_DeviceEventController_notifyListenersSync (
888 spi_atk_bridget_get_dec (), &key_event, &ev);
890 if (BONOBO_EX(&ev)) {
892 CORBA_exception_free (&ev);
899 spi_atk_bridge_signal_listener (GSignalInvocationHint *signal_hint,
900 guint n_param_values,
901 const GValue *param_values,
905 GSignalQuery signal_query;
913 gint detail1 = 0, detail2 = 0;
914 SpiAccessible *s_ao = NULL;
915 #ifdef SPI_BRIDGE_DEBUG
919 g_signal_query (signal_hint->signal_id, &signal_query);
921 name = signal_query.signal_name;
922 if (signal_hint->detail)
923 detail = g_quark_to_string (signal_hint->detail);
927 #ifdef SPI_BRIDGE_DEBUG
928 s2 = g_type_name (G_OBJECT_TYPE (g_value_get_object (param_values + 0)));
929 s = atk_object_get_name (ATK_OBJECT (g_value_get_object (param_values + 0)));
930 fprintf (stderr, "Received signal %s:%s detail: %s from object %s (gail %s)\n",
931 g_type_name (signal_query.itype), name,
932 detail ? detail : "<NULL>", s ? s : "<NULL>" , s2);
935 gobject = g_value_get_object (param_values + 0);
937 if (signal_query.signal_id == atk_signal_active_descendant_changed)
939 gpointer child = g_value_get_pointer (param_values + 1);
941 g_return_val_if_fail (ATK_IS_OBJECT (child), TRUE);
943 ao = ATK_OBJECT (child);
945 detail1 = atk_object_get_index_in_parent (ao);
946 s_ao = spi_accessible_new (ao);
947 c_obj = BONOBO_OBJREF (s_ao);
948 spi_init_any_object (&any, &c_obj);
950 else if (signal_query.signal_id == atk_signal_link_selected)
952 if (G_VALUE_TYPE (param_values + 1) == G_TYPE_INT)
953 detail1 = g_value_get_int (param_values + 1);
954 spi_init_any_nil (&any);
956 else if (signal_query.signal_id == atk_signal_bounds_changed)
958 AtkRectangle *atk_rect = NULL;
960 if (G_VALUE_HOLDS_BOXED (param_values + 1))
961 atk_rect = g_value_get_boxed (param_values + 1);
962 spi_init_any_rect (&any, atk_rect);
964 else if ((signal_query.signal_id == atk_signal_children_changed) && gobject)
966 ao = atk_object_ref_accessible_child (ATK_OBJECT (gobject),
970 s_ao = spi_accessible_new (ao);
971 c_obj = BONOBO_OBJREF (s_ao);
972 spi_init_any_object (&any, &c_obj);
977 spi_init_any_nil (&any);
982 if (n_param_values >= 2)
984 if (G_VALUE_TYPE (param_values + 1) == G_TYPE_INT)
985 detail1 = g_value_get_int (param_values + 1);
986 if (n_param_values >= 3)
988 if (G_VALUE_TYPE (param_values + 2) == G_TYPE_INT)
989 detail2 = g_value_get_int (param_values + 2);
993 if (signal_query.signal_id == atk_signal_text_changed)
995 sp = atk_text_get_text (ATK_TEXT (gobject),
998 spi_init_any_string (&any, &sp);
1000 else if (signal_query.signal_id == atk_signal_text_selection_changed)
1002 text = ATK_TEXT (gobject);
1004 /* Return NULL as the selected string */
1005 spi_init_any_nil (&any);
1009 spi_init_any_nil (&any);
1014 spi_atk_emit_eventv (gobject, detail1, detail2, &any,
1015 "object:%s:%s", name, detail);
1017 spi_atk_emit_eventv (gobject, detail1, detail2, &any,
1027 spi_atk_bridge_window_event_listener (GSignalInvocationHint *signal_hint,
1028 guint n_param_values,
1029 const GValue *param_values,
1033 GSignalQuery signal_query;
1035 const gchar *name, *s;
1036 #ifdef SPI_BRIDGE_DEBUG
1040 g_signal_query (signal_hint->signal_id, &signal_query);
1042 name = signal_query.signal_name;
1044 #ifdef SPI_BRIDGE_DEBUG
1045 s2 = g_type_name (G_OBJECT_TYPE (g_value_get_object (param_values + 0)));
1046 s = atk_object_get_name (ATK_OBJECT (g_value_get_object (param_values + 0)));
1047 fprintf (stderr, "Received signal %s:%s from object %s (gail %s)\n",
1048 g_type_name (signal_query.itype), name, s ? s : "<NULL>" , s2);
1051 gobject = g_value_get_object (param_values + 0);
1053 s = atk_object_get_name (ATK_OBJECT (gobject));
1054 spi_init_any_string (&any, (char **) &s);
1056 spi_atk_emit_eventv (gobject, 0, 0, &any,
1062 spi_atk_tidy_windows (void)
1068 root = atk_get_root ();
1069 n_children = atk_object_get_n_accessible_children (root);
1070 for (i = 0; i < n_children; i++)
1073 AtkStateSet *stateset;
1077 child = atk_object_ref_accessible_child (root, i);
1078 stateset = atk_object_ref_state_set (child);
1080 name = atk_object_get_name (child);
1081 spi_init_any_string (&any, (char**) &name);
1082 if (atk_state_set_contains_state (stateset, ATK_STATE_ACTIVE))
1084 spi_atk_emit_eventv (G_OBJECT (child), 0, 0, &any, "window:deactivate");
1086 g_object_unref (stateset);
1088 spi_atk_emit_eventv (G_OBJECT (child), 0, 0, &any, "window:destroy");
1089 g_object_unref (child);
1094 reinit_register_vars (void)
1096 registry = CORBA_OBJECT_NIL;
1097 device_event_controller = CORBA_OBJECT_NIL;