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.
29 #include <libbonobo.h>
30 #include <orbit/orbit.h>
32 #include <atk/atkobject.h>
33 #include <atk/atknoopobject.h>
34 #include <libspi/Accessibility.h>
35 #include <libspi/spi-private.h>
36 #include "accessible.h"
37 #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;
52 static gboolean exiting = FALSE;
54 static guint atk_signal_text_changed;
55 static guint atk_signal_children_changed;
56 static guint atk_signal_active_descendant_changed;
57 static guint atk_signal_text_selection_changed;
60 static guint atk_signal_row_reordered;
61 static guint atk_signal_row_inserted;
62 static guint atk_signal_row_deleted;
63 static guint atk_signal_column_reordered;
64 static guint atk_signal_column_inserted;
65 static guint atk_signal_column_deleted;
68 static guint atk_signal_link_selected;
69 static guint atk_signal_bounds_changed;
71 static Accessibility_Registry spi_atk_bridge_get_registry (void);
72 static void spi_atk_bridge_do_registration (void);
73 static void spi_atk_bridge_toplevel_added (AtkObject *object,
76 static void spi_atk_bridge_toplevel_removed (AtkObject *object,
80 static void spi_atk_bridge_exit_func (void);
81 static void spi_atk_register_event_listeners (void);
82 static void spi_atk_bridge_focus_tracker (AtkObject *object);
83 static void spi_atk_bridge_register_application (Accessibility_Registry registry);
84 static gboolean spi_atk_bridge_property_event_listener (GSignalInvocationHint *signal_hint,
86 const GValue *param_values,
89 static void spi_atk_bridge_init_nil (CORBA_any *any,
91 static void spi_atk_bridge_init_object (CORBA_any *any,
94 static void spi_atk_bridge_init_string (CORBA_any *any,
97 static void spi_atk_bridge_init_rect (CORBA_any *any,
102 spi_atk_bridge_window_event_listener (GSignalInvocationHint *signal_hint,
103 guint n_param_values,
104 const GValue *param_values,
107 spi_atk_bridge_state_event_listener (GSignalInvocationHint *signal_hint,
108 guint n_param_values,
109 const GValue *param_values,
111 static gboolean spi_atk_bridge_signal_listener (GSignalInvocationHint *signal_hint,
112 guint n_param_values,
113 const GValue *param_values,
115 static gint spi_atk_bridge_key_listener (AtkKeyEventStruct *event,
117 static void spi_atk_tidy_windows (void);
118 static void deregister_application (BonoboObject *app);
119 static void reinit_register_vars (void);
121 /* For automatic libgnome init */
122 extern void gnome_accessibility_module_init (void);
123 extern void gnome_accessibility_module_shutdown (void);
125 static int atk_bridge_initialized = FALSE;
126 static pid_t atk_bridge_pid = 0;
127 static guint atk_bridge_focus_tracker_id = 0;
128 static guint atk_bridge_key_event_listener_id = 0;
129 static GArray *listener_ids = NULL;
132 * These exported symbols are hooked by gnome-program
133 * to provide automatic module initialization and shutdown.
135 extern void gnome_accessibility_module_init (void);
136 extern void gnome_accessibility_module_shutdown (void);
139 spi_atk_bridge_init_event_type_consts ()
141 static gboolean done = FALSE;
146 atk_signal_children_changed = g_signal_lookup ("children_changed",
148 atk_signal_text_changed = g_signal_lookup ("text_changed",
150 atk_signal_bounds_changed = g_signal_lookup ("bounds_changed",
152 atk_signal_active_descendant_changed =
153 g_signal_lookup ("active_descendant_changed",
155 atk_signal_link_selected = g_signal_lookup ("link_selected",
157 atk_signal_text_selection_changed = g_signal_lookup ("text_selection_changed",
163 atk_bridge_init (gint *argc, gchar **argv[])
165 const char *debug_env_string = g_getenv ("AT_SPI_DEBUG");
168 if (atk_bridge_initialized)
172 atk_bridge_initialized = TRUE;
173 atk_bridge_pid = getpid ();
175 if (g_getenv ("ATK_BRIDGE_REDIRECT_LOG"))
177 fname = g_strconcat ("/tmp/", g_get_prgname (), ".at-spi-log", NULL);
178 /* make sure we're not being redirected - security issue */
179 if (!g_file_test (fname, G_FILE_TEST_IS_SYMLINK))
180 freopen (fname, "w", stderr);
184 if (debug_env_string)
185 _dbg = (int) g_ascii_strtod (debug_env_string, NULL);
187 if (!bonobo_init (argc, argv ? *argv : NULL))
189 g_error ("Could not initialize Bonobo");
192 /* Create the accessible application server object */
193 this_app = spi_application_new (atk_get_root ());
195 * We only want to enable the bridge for top level
196 * applications, we detect bonobo components by seeing
197 * if they were activated with the intention of extracting
198 * an impl. by IID - very solid.
200 if (bonobo_activation_iid_get ())
202 DBG (1, g_message ("Found Bonobo component\n"));
203 g_signal_connect (atk_get_root (),
204 "children-changed::add",
205 (GCallback) spi_atk_bridge_toplevel_added,
207 g_signal_connect (atk_get_root (),
208 "children-changed::remove",
209 (GCallback) spi_atk_bridge_toplevel_removed,
214 spi_atk_bridge_do_registration ();
216 spi_atk_register_event_listeners ();
217 spi_atk_bridge_init_event_type_consts ();
224 spi_atk_bridge_do_registration (void)
226 CORBA_Environment ev;
228 CORBA_exception_init(&ev);
230 if (spi_atk_bridge_get_registry () == CORBA_OBJECT_NIL)
232 g_error ("Could not locate registry");
237 /* Create the accessible application server object */
238 if (this_app == NULL)
239 this_app = spi_application_new (atk_get_root ());
241 DBG (1, g_message ("About to register application\n"));
243 spi_atk_bridge_register_application (spi_atk_bridge_get_registry ());
245 g_atexit (spi_atk_bridge_exit_func);
247 DBG (1, g_message ("Application registered & listening\n"));
252 spi_atk_bridge_toplevel_added (AtkObject *object,
258 spi_atk_bridge_do_registration ();
264 spi_atk_bridge_toplevel_removed (AtkObject *object,
268 BonoboObject *app = (BonoboObject *) this_app;
273 deregister_application (app);
274 reinit_register_vars ();
278 g_warning ("More toplevels removed than added\n");
284 spi_atk_bridge_register_application (Accessibility_Registry registry)
286 Accessibility_Registry_registerApplication (spi_atk_bridge_get_registry (),
287 BONOBO_OBJREF (this_app),
292 * Returns a 'canonicalized' value for DISPLAY,
293 * with the screen number stripped off if present.
296 spi_display_name (void)
298 static const char *canonical_display_name = NULL;
299 if (!canonical_display_name)
301 const gchar *display_env = g_getenv ("AT_SPI_DISPLAY");
304 display_env = g_getenv ("DISPLAY");
305 if (!display_env || !display_env[0])
306 canonical_display_name = ":0";
309 gchar *display_p, *screen_p;
310 canonical_display_name = g_strdup (display_env);
311 display_p = strrchr (canonical_display_name, ':');
312 screen_p = strrchr (canonical_display_name, '.');
313 if (screen_p && display_p && ((guint) screen_p > (guint) display_p))
321 canonical_display_name = display_env;
324 return canonical_display_name;
327 static Accessibility_Registry
328 spi_atk_bridge_get_registry (void)
330 CORBA_Environment ev;
332 if (registry_died || (registry == CORBA_OBJECT_NIL)) {
333 CORBA_exception_init (&ev);
337 return CORBA_OBJECT_NIL;
339 DBG (1, g_warning ("registry died! restarting..."));
341 bonobo_activation_set_activation_env_value ("AT_SPI_DISPLAY", spi_display_name ());
343 registry = bonobo_activation_activate_from_id (
344 "OAFIID:Accessibility_Registry:1.0", 0, NULL, &ev);
346 if (ev._major != CORBA_NO_EXCEPTION)
348 g_error ("Accessibility app error: exception during "
349 "registry activation from id: %s\n",
350 CORBA_exception_id (&ev));
351 CORBA_exception_free (&ev);
354 if (registry_died && registry) {
355 registry_died = FALSE;
356 spi_atk_bridge_register_application (registry);
362 static Accessibility_DeviceEventController
363 spi_atk_bridget_get_dec (void)
365 CORBA_Environment ev;
367 if (device_event_controller != CORBA_OBJECT_NIL)
369 if (ORBit_small_get_connection_status (device_event_controller)
370 == ORBIT_CONNECTION_CONNECTED)
371 return device_event_controller;
374 CORBA_exception_init (&ev);
376 device_event_controller =
377 Accessibility_Registry_getDeviceEventController (
378 spi_atk_bridge_get_registry (), &ev);
382 g_warning (_("failure: no device event controller found.\n"));
383 registry_died = TRUE;
384 device_event_controller = CORBA_OBJECT_NIL;
387 return device_event_controller;
391 gtk_module_init (gint *argc, gchar **argv[])
393 return atk_bridge_init (argc, argv);
397 add_signal_listener (const char *signal_name)
401 id = atk_add_global_event_listener (
402 spi_atk_bridge_signal_listener, signal_name);
404 g_array_append_val (listener_ids, id);
408 spi_atk_register_event_listeners (void)
411 * kludge to make sure the Atk interface types are registered, otherwise
412 * the AtkText signal handlers below won't get registered
415 GObject *ao = g_object_new (ATK_TYPE_OBJECT, NULL);
416 AtkObject *bo = atk_no_op_object_new (ao);
419 if (atk_listeners_registered) return;
421 atk_listeners_registered = TRUE;
423 /* Register for focus event notifications, and register app with central registry */
425 listener_ids = g_array_sized_new (FALSE, TRUE, sizeof (guint), 16);
427 atk_bridge_focus_tracker_id = atk_add_focus_tracker (spi_atk_bridge_focus_tracker);
429 id = atk_add_global_event_listener (spi_atk_bridge_property_event_listener,
430 "Gtk:AtkObject:property-change");
431 g_array_append_val (listener_ids, id);
432 id = atk_add_global_event_listener (spi_atk_bridge_window_event_listener,
434 g_array_append_val (listener_ids, id);
435 id = atk_add_global_event_listener (spi_atk_bridge_window_event_listener,
437 g_array_append_val (listener_ids, id);
438 id = atk_add_global_event_listener (spi_atk_bridge_window_event_listener,
440 g_array_append_val (listener_ids, id);
441 id = atk_add_global_event_listener (spi_atk_bridge_window_event_listener,
443 g_array_append_val (listener_ids, id);
444 id = atk_add_global_event_listener (spi_atk_bridge_window_event_listener,
446 g_array_append_val (listener_ids, id);
447 id = atk_add_global_event_listener (spi_atk_bridge_window_event_listener,
449 g_array_append_val (listener_ids, id);
450 id = atk_add_global_event_listener (spi_atk_bridge_window_event_listener,
451 "window:deactivate");
452 g_array_append_val (listener_ids, id);
453 id = atk_add_global_event_listener (spi_atk_bridge_state_event_listener,
454 "Gtk:AtkObject:state-change");
455 g_array_append_val (listener_ids, id);
457 add_signal_listener ("Gtk:AtkObject:children-changed");
458 add_signal_listener ("Gtk:AtkObject:visible-data-changed");
459 add_signal_listener ("Gtk:AtkObject:active-descendant-changed");
460 add_signal_listener ("Gtk:AtkComponent:bounds-changed");
461 add_signal_listener ("Gtk:AtkSelection:selection-changed");
462 add_signal_listener ("Gtk:AtkText:text-selection-changed");
463 add_signal_listener ("Gtk:AtkText:text-changed");
464 add_signal_listener ("Gtk:AtkText:text-caret-moved");
465 add_signal_listener ("Gtk:AtkTable:row-inserted");
466 add_signal_listener ("Gtk:AtkTable:row-reordered");
467 add_signal_listener ("Gtk:AtkTable:row-deleted");
468 add_signal_listener ("Gtk:AtkTable:column-inserted");
469 add_signal_listener ("Gtk:AtkTable:column-reordered");
470 add_signal_listener ("Gtk:AtkTable:column-deleted");
471 add_signal_listener ("Gtk:AtkTable:model-changed");
472 add_signal_listener ("Gtk:AtkHypertext:link-selected");
474 * May add the following listeners to implement preemptive key listening for GTK+
476 * atk_add_global_event_listener (spi_atk_bridge_widgetkey_listener, "Gtk:GtkWidget:key-press-event");
477 * atk_add_global_event_listener (spi_atk_bridge_widgetkey_listener, "Gtk:GtkWidget:key-release-event");
479 atk_bridge_key_event_listener_id = atk_add_key_event_listener (
480 spi_atk_bridge_key_listener, NULL);
482 g_object_unref (G_OBJECT (bo));
487 deregister_application (BonoboObject *app)
489 Accessibility_Registry registry = spi_atk_bridge_get_registry ();
490 Accessibility_Registry_deregisterApplication (registry, BONOBO_OBJREF (app), &ev);
492 device_event_controller = bonobo_object_release_unref (device_event_controller, &ev);
493 registry = bonobo_object_release_unref (registry, &ev);
495 app = bonobo_object_unref (app);
499 spi_atk_bridge_exit_func (void)
501 BonoboObject *app = (BonoboObject *) this_app;
503 DBG (1, g_message ("exiting bridge\n"));
510 if (atk_bridge_pid != getpid ())
517 * Check whether we still have windows which have not been deleted.
519 spi_atk_tidy_windows ();
521 * FIXME: this may be incorrect for apps that do their own bonobo
522 * shutdown, until we can explicitly shutdown to get the ordering
525 if (!bonobo_is_initialized ())
527 DBG (1, g_warning ("Re-initializing bonobo\n"));
528 g_assert (bonobo_init (0, NULL));
529 g_assert (bonobo_activate ());
533 deregister_application (app);
535 DBG (1, g_message ("bridge exit func complete.\n"));
537 if (g_getenv ("AT_BRIDGE_SHUTDOWN"))
539 g_assert (!bonobo_debug_shutdown ());
544 gnome_accessibility_module_init (void)
546 atk_bridge_init (NULL, NULL);
548 if (g_getenv ("AT_BRIDGE_SHUTDOWN"))
550 g_print("Atk Accessibility bridge initialized\n");
555 gnome_accessibility_module_shutdown (void)
557 BonoboObject *app = (BonoboObject *) this_app;
559 GArray *ids = listener_ids;
561 if (!atk_bridge_initialized)
565 atk_bridge_initialized = FALSE;
568 if (g_getenv ("AT_BRIDGE_SHUTDOWN"))
570 g_print("Atk Accessibility bridge shutdown\n");
574 atk_remove_focus_tracker (atk_bridge_focus_tracker_id);
576 for (i = 0; ids && i < ids->len; i++)
578 atk_remove_global_event_listener (g_array_index (ids, guint, i));
581 atk_remove_key_event_listener (atk_bridge_key_event_listener_id);
583 deregister_application (app);
587 spi_atk_bridge_focus_tracker (AtkObject *object)
589 SpiAccessible *source;
590 Accessibility_Event e;
591 const gchar *name = atk_object_get_name (object);
593 source = spi_accessible_new (object);
595 CORBA_exception_init (&ev);
598 e.source = BONOBO_OBJREF (source);
601 spi_atk_bridge_init_nil (&e.any_data, object);
603 registry_died = TRUE;
605 Accessibility_Registry_notifyEvent (spi_atk_bridge_get_registry (),
608 registry_died = TRUE;
610 bonobo_object_unref (source);
612 CORBA_exception_free (&ev);
616 spi_atk_emit_eventv (const GObject *gobject,
620 const char *format, ...)
623 Accessibility_Event e;
624 SpiAccessible *source;
626 Accessibility_Registry registry;
628 #ifdef SPI_BRIDGE_DEBUG
632 va_start (args, format);
634 if (ATK_IS_IMPLEMENTOR (gobject))
636 aobject = atk_implementor_ref_accessible (ATK_IMPLEMENTOR (gobject));
637 source = spi_accessible_new (aobject);
638 g_object_unref (G_OBJECT (aobject));
640 else if (ATK_IS_OBJECT (gobject))
642 aobject = ATK_OBJECT (gobject);
643 source = spi_accessible_new (aobject);
649 DBG (0, g_warning ("received property-change event from non-AtkImplementor"));
651 name = atk_object_get_name (aobject);
654 e.type = g_strdup_vprintf (format, args);
655 e.source = BONOBO_OBJREF (source);
658 if (any) e.any_data = *any;
659 else spi_atk_bridge_init_nil (&e.any_data, aobject);
661 #ifdef SPI_BRIDGE_DEBUG
662 s = Accessibility_Accessible__get_name (BONOBO_OBJREF (source), &ev);
663 g_warning ("Emitting event '%s' (%lu, %lu) on %s",
664 e.type, e.detail1, e.detail2, s);
667 CORBA_exception_init (&ev);
668 registry = spi_atk_bridge_get_registry ();
673 Accessibility_Registry_notifyEvent (registry,
675 #ifdef SPI_BRIDGE_DEBUG
676 if (ev._major != CORBA_NO_EXCEPTION)
677 g_warning ("error emitting event %s, (%d) %s",
680 CORBA_exception_id(&ev));
682 if (BONOBO_EX (&ev)) registry_died = TRUE;
683 bonobo_object_unref (BONOBO_OBJECT (source));
685 CORBA_exception_free (&ev);
695 spi_atk_bridge_property_event_listener (GSignalInvocationHint *signal_hint,
696 guint n_param_values,
697 const GValue *param_values,
700 AtkPropertyValues *values;
702 const gchar *prop_name;
704 const gchar *sp = NULL;
706 SpiAccessible *s_ao = NULL;
709 const gchar *name = NULL;
711 #ifdef SPI_BRIDGE_DEBUG
712 GSignalQuery signal_query;
713 const gchar *signame;
716 g_signal_query (signal_hint->signal_id, &signal_query);
717 signame = signal_query.signal_name;
719 s2 = g_type_name (G_OBJECT_TYPE (g_value_get_object (param_values + 0)));
720 s = atk_object_get_name (ATK_OBJECT (g_value_get_object (param_values + 0)));
721 values = (AtkPropertyValues*) g_value_get_pointer (param_values + 1);
722 DBG (2, g_message ("Received (property) signal %s:%s:%s from object %s (gail %s)\n",
723 g_type_name (signal_query.itype), signame, values->property_name, s, s2));
727 gobject = g_value_get_object (param_values + 0);
728 name = atk_object_get_name (ATK_OBJECT (gobject));
729 values = (AtkPropertyValues*) g_value_get_pointer (param_values + 1);
731 prop_name = values->property_name;
732 if (strcmp (prop_name, "accessible-name") == 0)
734 spi_atk_bridge_init_string (&any,
735 ATK_OBJECT (gobject),
738 else if (strcmp (prop_name, "accessible-description") == 0)
740 sp = atk_object_get_description (ATK_OBJECT (gobject));
741 spi_atk_bridge_init_string (&any,
742 ATK_OBJECT (gobject),
745 else if (strcmp (prop_name, "accessible-parent") == 0)
747 ao = atk_object_get_parent (ATK_OBJECT (gobject));
750 s_ao = spi_accessible_new (ao);
751 c_obj = BONOBO_OBJREF (s_ao);
752 spi_atk_bridge_init_object (&any,
753 ATK_OBJECT (gobject),
758 spi_atk_bridge_init_nil (&any,
759 ATK_OBJECT (gobject));
762 else if (strcmp (prop_name, "accessible-table-summary") == 0)
764 ao = atk_table_get_summary (ATK_TABLE (gobject));
767 s_ao = spi_accessible_new (ao);
768 c_obj = BONOBO_OBJREF (s_ao);
769 spi_atk_bridge_init_object (&any,
770 ATK_OBJECT (gobject),
775 spi_atk_bridge_init_nil (&any,
776 ATK_OBJECT (gobject));
779 else if (strcmp (prop_name, "accessible-table-column-header") == 0)
781 i = g_value_get_int (&(values->new_value));
782 ao = atk_table_get_column_header (ATK_TABLE (gobject), i);
785 s_ao = spi_accessible_new (ao);
786 c_obj = BONOBO_OBJREF (s_ao);
787 spi_atk_bridge_init_object (&any,
788 ATK_OBJECT (gobject),
793 spi_atk_bridge_init_nil (&any, ATK_OBJECT (gobject));
796 else if (strcmp (prop_name, "accessible-table-row-header") == 0)
798 i = g_value_get_int (&(values->new_value));
799 ao = atk_table_get_row_header (ATK_TABLE (gobject), i);
802 s_ao = spi_accessible_new (ao);
803 c_obj = BONOBO_OBJREF (s_ao);
804 spi_atk_bridge_init_object (&any, ATK_OBJECT (gobject), &c_obj);
808 spi_atk_bridge_init_nil (&any, ATK_OBJECT (gobject));
811 else if (strcmp (prop_name, "accessible-table-row-description") == 0)
813 i = g_value_get_int (&(values->new_value));
814 sp = atk_table_get_row_description (ATK_TABLE (gobject), i);
815 spi_atk_bridge_init_string (&any, ATK_OBJECT (gobject),
818 else if (strcmp (prop_name, "accessible-table-column-description") == 0)
820 i = g_value_get_int (&(values->new_value));
821 sp = atk_table_get_column_description (ATK_TABLE (gobject), i);
822 spi_atk_bridge_init_string (&any, ATK_OBJECT (gobject),
825 else if (strcmp (prop_name, "accessible-table-caption-object") == 0)
827 ao = atk_table_get_caption (ATK_TABLE (gobject));
828 sp = atk_object_get_name (ao);
829 spi_atk_bridge_init_string (&any, ATK_OBJECT (gobject),
834 spi_atk_bridge_init_nil (&any, ATK_OBJECT (gobject));
837 spi_atk_emit_eventv (gobject, 0, 0, &any,
838 "object:property-change:%s", prop_name);
845 spi_atk_bridge_state_event_listener (GSignalInvocationHint *signal_hint,
846 guint n_param_values,
847 const GValue *param_values,
851 gchar *property_name;
853 unsigned long detail1;
854 #ifdef SPI_BRIDGE_DEBUG
855 GSignalQuery signal_query;
858 g_signal_query (signal_hint->signal_id, &signal_query);
859 name = signal_query.signal_name;
860 fprintf (stderr, "Received (state) signal %s:%s\n",
861 g_type_name (signal_query.itype), name);
864 gobject = g_value_get_object (param_values + 0);
865 property_name = g_strdup (g_value_get_string (param_values + 1));
866 detail1 = (g_value_get_boolean (param_values + 2))
868 type = g_strdup_printf ("object:state-changed:%s", property_name);
869 spi_atk_emit_eventv (gobject,
874 g_free (property_name);
880 spi_init_keystroke_from_atk_key_event (Accessibility_DeviceEvent *keystroke,
881 AtkKeyEventStruct *event)
886 g_print ("event %c (%d)\n", (int) event->keyval, (int) event->keycode);
891 { /* this doesn't really need translating */
892 g_print (_("WARNING: NULL key event reported."));
895 keystroke->id = (CORBA_long) event->keyval;
896 keystroke->hw_code = (CORBA_short) event->keycode;
897 keystroke->timestamp = (CORBA_unsigned_long) event->timestamp;
898 keystroke->modifiers = (CORBA_unsigned_short) (event->state & 0xFFFF);
903 keystroke->event_string = CORBA_string_dup (event->string);
904 c = g_utf8_get_char_validated (event->string, -1);
905 if (c > 0 && g_unichar_isprint (c))
906 keystroke->is_text = CORBA_TRUE;
908 keystroke->is_text = CORBA_FALSE;
912 keystroke->event_string = CORBA_string_dup ("");
913 keystroke->is_text = CORBA_FALSE;
917 case (ATK_KEY_EVENT_PRESS):
918 keystroke->type = Accessibility_KEY_PRESSED_EVENT;
920 case (ATK_KEY_EVENT_RELEASE):
921 keystroke->type = Accessibility_KEY_RELEASED_EVENT;
928 g_print ("key_event type %d; val=%d code=%d modifiers=%x name=%s is_text=%d, time=%lx\n",
929 (int) keystroke->type, (int) keystroke->id, (int) keystroke->hw_code,
930 (int) keystroke->modifiers,
931 keystroke->event_string, (int) keystroke->is_text, (unsigned long) keystroke->timestamp);
936 spi_atk_bridge_key_listener (AtkKeyEventStruct *event, gpointer data)
938 CORBA_boolean result;
939 Accessibility_DeviceEvent key_event;
941 CORBA_exception_init (&ev);
943 spi_init_keystroke_from_atk_key_event (&key_event, event);
945 result = Accessibility_DeviceEventController_notifyListenersSync (
946 spi_atk_bridget_get_dec (), &key_event, &ev);
948 if (BONOBO_EX(&ev)) {
950 CORBA_exception_free (&ev);
957 spi_atk_bridge_signal_listener (GSignalInvocationHint *signal_hint,
958 guint n_param_values,
959 const GValue *param_values,
963 GSignalQuery signal_query;
970 gint detail1 = 0, detail2 = 0;
971 SpiAccessible *s_ao = NULL;
972 #ifdef SPI_BRIDGE_DEBUG
976 g_signal_query (signal_hint->signal_id, &signal_query);
978 name = signal_query.signal_name;
979 if (signal_hint->detail)
980 detail = g_quark_to_string (signal_hint->detail);
984 #ifdef SPI_BRIDGE_DEBUG
985 s2 = g_type_name (G_OBJECT_TYPE (g_value_get_object (param_values + 0)));
986 s = atk_object_get_name (ATK_OBJECT (g_value_get_object (param_values + 0)));
987 fprintf (stderr, "Received signal %s:%s detail: %s from object %s (gail %s)\n",
988 g_type_name (signal_query.itype), name,
989 detail ? detail : "<NULL>", s ? s : "<NULL>" , s2);
992 gobject = g_value_get_object (param_values + 0);
994 if (signal_query.signal_id == atk_signal_active_descendant_changed)
996 gpointer child = g_value_get_pointer (param_values + 1);
998 g_return_val_if_fail (ATK_IS_OBJECT (child), TRUE);
1000 ao = ATK_OBJECT (child);
1002 detail1 = atk_object_get_index_in_parent (ao);
1003 s_ao = spi_accessible_new (ao);
1004 c_obj = BONOBO_OBJREF (s_ao);
1005 spi_atk_bridge_init_object (&any, ATK_OBJECT (gobject), &c_obj);
1007 else if (signal_query.signal_id == atk_signal_link_selected)
1009 if (G_VALUE_TYPE (param_values + 1) == G_TYPE_INT)
1010 detail1 = g_value_get_int (param_values + 1);
1011 spi_atk_bridge_init_nil (&any, ATK_OBJECT (gobject));
1013 else if (signal_query.signal_id == atk_signal_bounds_changed)
1015 AtkRectangle *atk_rect = NULL;
1017 if (G_VALUE_HOLDS_BOXED (param_values + 1))
1018 atk_rect = g_value_get_boxed (param_values + 1);
1019 spi_atk_bridge_init_rect (&any, ATK_OBJECT (gobject), atk_rect);
1021 else if ((signal_query.signal_id == atk_signal_children_changed) && gobject)
1023 ao = atk_object_ref_accessible_child (ATK_OBJECT (gobject),
1027 s_ao = spi_accessible_new (ao);
1028 c_obj = BONOBO_OBJREF (s_ao);
1029 spi_atk_bridge_init_object (&any, ATK_OBJECT (gobject), &c_obj);
1030 g_object_unref (ao);
1034 spi_atk_bridge_init_nil (&any, ATK_OBJECT (gobject));
1039 if (n_param_values >= 2)
1041 if (G_VALUE_TYPE (param_values + 1) == G_TYPE_INT)
1042 detail1 = g_value_get_int (param_values + 1);
1043 if (n_param_values >= 3)
1045 if (G_VALUE_TYPE (param_values + 2) == G_TYPE_INT)
1046 detail2 = g_value_get_int (param_values + 2);
1050 if (signal_query.signal_id == atk_signal_text_changed)
1052 sp = atk_text_get_text (ATK_TEXT (gobject),
1055 spi_atk_bridge_init_string (&any, ATK_OBJECT (gobject),
1058 else if (signal_query.signal_id == atk_signal_text_selection_changed)
1060 /* Return NULL as the selected string */
1061 spi_atk_bridge_init_nil (&any, ATK_OBJECT (gobject));
1065 spi_atk_bridge_init_nil (&any, ATK_OBJECT (gobject));
1070 spi_atk_emit_eventv (gobject, detail1, detail2, &any,
1071 "object:%s:%s", name, detail);
1073 spi_atk_emit_eventv (gobject, detail1, detail2, &any,
1079 CORBA_free (any._value);
1085 spi_atk_bridge_window_event_listener (GSignalInvocationHint *signal_hint,
1086 guint n_param_values,
1087 const GValue *param_values,
1091 GSignalQuery signal_query;
1093 const gchar *name, *s;
1094 #ifdef SPI_BRIDGE_DEBUG
1098 g_signal_query (signal_hint->signal_id, &signal_query);
1100 name = signal_query.signal_name;
1102 #ifdef SPI_BRIDGE_DEBUG
1103 s2 = g_type_name (G_OBJECT_TYPE (g_value_get_object (param_values + 0)));
1104 s = atk_object_get_name (ATK_OBJECT (g_value_get_object (param_values + 0)));
1105 fprintf (stderr, "Received signal %s:%s from object %s (gail %s)\n",
1106 g_type_name (signal_query.itype), name, s ? s : "<NULL>" , s2);
1109 gobject = g_value_get_object (param_values + 0);
1111 s = atk_object_get_name (ATK_OBJECT (gobject));
1112 spi_atk_bridge_init_string (&any, ATK_OBJECT (gobject), (gchar **) &s);
1114 spi_atk_emit_eventv (gobject, 0, 0, &any,
1120 spi_atk_tidy_windows (void)
1126 root = atk_get_root ();
1127 n_children = atk_object_get_n_accessible_children (root);
1128 for (i = 0; i < n_children; i++)
1131 AtkStateSet *stateset;
1135 child = atk_object_ref_accessible_child (root, i);
1136 stateset = atk_object_ref_state_set (child);
1138 name = atk_object_get_name (child);
1139 spi_atk_bridge_init_string (&any, child, (gchar**) &name);
1140 if (atk_state_set_contains_state (stateset, ATK_STATE_ACTIVE))
1142 spi_atk_emit_eventv (G_OBJECT (child), 0, 0, &any, "window:deactivate");
1146 g_object_unref (stateset);
1148 spi_atk_emit_eventv (G_OBJECT (child), 0, 0, &any, "window:destroy");
1149 g_object_unref (child);
1154 reinit_register_vars (void)
1156 registry = CORBA_OBJECT_NIL;
1157 device_event_controller = CORBA_OBJECT_NIL;
1162 spi_atk_bridge_init_base (CORBA_any *any, AtkObject *obj,
1163 Accessibility_Application *app, Accessibility_Role *role,
1166 const gchar *s = atk_object_get_name (obj);
1167 *app = spi_accessible_new_return (atk_get_root (), FALSE, NULL);
1168 *role = spi_role_from_atk_role (atk_object_get_role (obj));
1169 *name = CORBA_string_dup (s ? s : "");
1173 spi_atk_bridge_init_nil (CORBA_any *any, AtkObject *obj)
1175 Accessibility_Application app = CORBA_OBJECT_NIL;
1176 Accessibility_Role role = Accessibility_ROLE_UNKNOWN;
1178 spi_atk_bridge_init_base (any, obj, &app, &role, &name);
1179 spi_init_any_nil (any, app, role, name);
1183 spi_atk_bridge_init_object (CORBA_any *any, AtkObject *obj, CORBA_Object *c_obj)
1185 Accessibility_Application app = CORBA_OBJECT_NIL;
1186 Accessibility_Role role = Accessibility_ROLE_UNKNOWN;
1188 spi_atk_bridge_init_base (any, obj, &app, &role, &name);
1189 spi_init_any_object (any, app, role, name, c_obj);
1193 spi_atk_bridge_init_string (CORBA_any *any, AtkObject *obj, gchar **string)
1195 Accessibility_Application app = CORBA_OBJECT_NIL;
1196 Accessibility_Role role = Accessibility_ROLE_UNKNOWN;
1198 spi_atk_bridge_init_base (any, obj, &app, &role, &name);
1199 spi_init_any_string (any, app, role, name, string);
1203 spi_atk_bridge_init_rect (CORBA_any *any, AtkObject *obj, AtkRectangle *rect)
1205 Accessibility_Application app = CORBA_OBJECT_NIL;
1206 Accessibility_Role role = Accessibility_ROLE_UNKNOWN;
1208 spi_atk_bridge_init_base (any, obj, &app, &role, &name);
1209 spi_init_any_rect (any, app, role, name, rect);