2 * AT-SPI - Assistive Technology Service Provider Interface
3 * (Gnome Accessibility Project; http://developer.gnome.org/projects/gap)
5 * Copyright 2008 Novell, Inc.
6 * Copyright 2001, 2002 Sun Microsystems Inc.,
7 * Copyright 2001, 2002 Ximian, Inc.
9 * This library is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU Library General Public
11 * License as published by the Free Software Foundation; either
12 * version 2 of the License, or (at your option) any later version.
14 * This library is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * Library General Public License for more details.
19 * You should have received a copy of the GNU Library General Public
20 * License along with this library; if not, write to the
21 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
22 * Boston, MA 02111-1307, USA.
26 #include <droute/droute.h>
28 #include "atspi/atspi.h"
30 #include "accessible-stateset.h"
32 #include "introspection.h"
35 impl_get_Name (DBusMessageIter * iter, void *user_data)
37 AtkObject *object = (AtkObject *) user_data;
39 g_return_val_if_fail (ATK_IS_OBJECT (user_data), FALSE);
41 return droute_return_v_string (iter, atk_object_get_name (object));
45 impl_get_Description (DBusMessageIter * iter, void *user_data)
47 AtkObject *object = (AtkObject *) user_data;
49 g_return_val_if_fail (ATK_IS_OBJECT (user_data), FALSE);
51 return droute_return_v_string (iter, atk_object_get_description (object));
55 impl_get_Parent (DBusMessageIter * iter, void *user_data)
57 AtkObject *obj = (AtkObject *) user_data;
59 DBusMessageIter iter_variant;
62 g_return_val_if_fail (ATK_IS_OBJECT (user_data), FALSE);
64 role = spi_accessible_role_from_atk_role (atk_object_get_role (obj));
66 dbus_message_iter_open_container (iter, DBUS_TYPE_VARIANT, "(so)",
69 parent = atk_object_get_parent (obj);
72 /* TODO, move in to a 'Plug' wrapper. */
73 if (ATK_IS_PLUG (obj))
75 char *id = g_object_get_data (G_OBJECT (obj), "dbus-plug-parent");
81 bus_parent = g_strdup (id);
82 if (bus_parent && (path_parent = g_utf8_strchr (bus_parent + 1, -1, ':')))
84 DBusMessageIter iter_parent;
85 *(path_parent++) = '\0';
86 dbus_message_iter_open_container (&iter_variant, DBUS_TYPE_STRUCT, NULL,
88 dbus_message_iter_append_basic (&iter_parent, DBUS_TYPE_STRING, &bus_parent);
89 dbus_message_iter_append_basic (&iter_parent, DBUS_TYPE_OBJECT_PATH, &path_parent);
90 dbus_message_iter_close_container (&iter_variant, &iter_parent);
94 spi_object_append_null_reference (&iter_variant);
99 spi_object_append_null_reference (&iter_variant);
102 else if (role != ATSPI_ROLE_APPLICATION)
103 spi_object_append_null_reference (&iter_variant);
105 spi_object_append_desktop_reference (&iter_variant);
109 spi_object_append_reference (&iter_variant, parent);
113 dbus_message_iter_close_container (iter, &iter_variant);
118 impl_get_ChildCount (DBusMessageIter * iter, void *user_data)
120 AtkObject *object = (AtkObject *) user_data;
123 g_return_val_if_fail (ATK_IS_OBJECT (user_data), FALSE);
125 childCount = (ATK_IS_SOCKET (object) && atk_socket_is_occupied (ATK_SOCKET (object)))
127 : atk_object_get_n_accessible_children (object);
128 return droute_return_v_int32 (iter, childCount);
132 impl_GetChildAtIndex (DBusConnection * bus,
133 DBusMessage * message, void *user_data)
135 AtkObject *object = (AtkObject *) user_data;
141 dbus_error_init (&error);
142 g_return_val_if_fail (ATK_IS_OBJECT (user_data),
143 droute_not_yet_handled_error (message));
144 if (!dbus_message_get_args
145 (message, &error, DBUS_TYPE_INT32, &i, DBUS_TYPE_INVALID))
147 return droute_invalid_arguments_error (message);
150 if (ATK_IS_SOCKET (object) && atk_socket_is_occupied (ATK_SOCKET (object)) && i == 0)
152 AtkSocket *socket = ATK_SOCKET (object);
153 gchar *child_name, *child_path;
154 child_name = g_strdup (socket->embedded_plug_id);
155 child_path = g_utf8_strchr (child_name + 1, -1, ':');
158 DBusMessageIter iter, iter_socket;
159 *(child_path++) = '\0';
160 reply = dbus_message_new_method_return (message);
163 dbus_message_iter_init_append (reply, &iter);
164 dbus_message_iter_open_container (&iter, DBUS_TYPE_STRUCT, NULL,
166 dbus_message_iter_append_basic (&iter_socket, DBUS_TYPE_STRING, &child_name);
167 dbus_message_iter_append_basic (&iter_socket, DBUS_TYPE_OBJECT_PATH, &child_path);
168 dbus_message_iter_close_container (&iter, &iter_socket);
173 child = atk_object_ref_accessible_child (object, i);
174 reply = spi_object_return_reference (message, child);
175 g_object_unref (child);
181 impl_GetChildren (DBusConnection * bus,
182 DBusMessage * message, void *user_data)
184 AtkObject *object = (AtkObject *) user_data;
188 DBusMessageIter iter, iter_array;
190 g_return_val_if_fail (ATK_IS_OBJECT (user_data),
191 droute_not_yet_handled_error (message));
192 count = atk_object_get_n_accessible_children (object);
193 reply = dbus_message_new_method_return (message);
196 dbus_message_iter_init_append (reply, &iter);
197 if (!dbus_message_iter_open_container
198 (&iter, DBUS_TYPE_ARRAY, "(so)", &iter_array))
200 for (i = 0; i < count; i++)
202 AtkObject *child = atk_object_ref_accessible_child (object, i);
203 spi_object_append_reference (&iter_array, child);
205 g_object_unref (child);
207 if (!dbus_message_iter_close_container (&iter, &iter_array))
211 // TODO: handle out-of-memory
216 impl_GetIndexInParent (DBusConnection * bus,
217 DBusMessage * message, void *user_data)
219 AtkObject *object = (AtkObject *) user_data;
223 g_return_val_if_fail (ATK_IS_OBJECT (user_data),
224 droute_not_yet_handled_error (message));
226 rv = atk_object_get_index_in_parent (object);
227 reply = dbus_message_new_method_return (message);
228 dbus_message_append_args (reply, DBUS_TYPE_INT32, &rv, DBUS_TYPE_INVALID);
233 spi_init_relation_type_table (AtspiRelationType * types)
237 for (i = 0; i < ATK_RELATION_LAST_DEFINED; i++)
238 types[i] = ATSPI_RELATION_NULL;
240 types[ATK_RELATION_CONTROLLED_BY] = ATSPI_RELATION_CONTROLLED_BY;
241 types[ATK_RELATION_CONTROLLER_FOR] = ATSPI_RELATION_CONTROLLER_FOR;
242 types[ATK_RELATION_LABEL_FOR] = ATSPI_RELATION_LABEL_FOR;
243 types[ATK_RELATION_LABELLED_BY] = ATSPI_RELATION_LABELLED_BY;
244 types[ATK_RELATION_MEMBER_OF] = ATSPI_RELATION_MEMBER_OF;
245 types[ATK_RELATION_NODE_CHILD_OF] = ATSPI_RELATION_NODE_CHILD_OF;
246 types[ATK_RELATION_FLOWS_TO] = ATSPI_RELATION_FLOWS_TO;
247 types[ATK_RELATION_FLOWS_FROM] = ATSPI_RELATION_FLOWS_FROM;
248 types[ATK_RELATION_SUBWINDOW_OF] = ATSPI_RELATION_SUBWINDOW_OF;
249 types[ATK_RELATION_EMBEDS] = ATSPI_RELATION_EMBEDS;
250 types[ATK_RELATION_EMBEDDED_BY] = ATSPI_RELATION_EMBEDDED_BY;
251 types[ATK_RELATION_POPUP_FOR] = ATSPI_RELATION_POPUP_FOR;
252 types[ATK_RELATION_PARENT_WINDOW_OF] =
253 ATSPI_RELATION_PARENT_WINDOW_OF;
254 types[ATK_RELATION_DESCRIPTION_FOR] =
255 ATSPI_RELATION_DESCRIPTION_FOR;
256 types[ATK_RELATION_DESCRIBED_BY] = ATSPI_RELATION_DESCRIBED_BY;
257 types[ATK_RELATION_NODE_PARENT_OF] = ATSPI_RELATION_NODE_PARENT_OF;
262 static AtspiRelationType
263 spi_relation_type_from_atk_relation_type (AtkRelationType type)
265 static gboolean is_initialized = FALSE;
266 static AtspiRelationType
267 spi_relation_type_table[ATK_RELATION_LAST_DEFINED];
268 AtspiRelationType spi_type;
271 is_initialized = spi_init_relation_type_table (spi_relation_type_table);
273 if (type > ATK_RELATION_NULL && type < ATK_RELATION_LAST_DEFINED)
274 spi_type = spi_relation_type_table[type];
276 spi_type = ATSPI_RELATION_EXTENDED;
281 impl_GetRelationSet (DBusConnection * bus,
282 DBusMessage * message, void *user_data)
284 AtkObject *object = (AtkObject *) user_data;
287 DBusMessageIter iter, iter_array, iter_struct, iter_targets;
291 g_return_val_if_fail (ATK_IS_OBJECT (user_data),
292 droute_not_yet_handled_error (message));
293 reply = dbus_message_new_method_return (message);
296 set = atk_object_ref_relation_set (object);
297 dbus_message_iter_init_append (reply, &iter);
298 if (!dbus_message_iter_open_container
299 (&iter, DBUS_TYPE_ARRAY, "(ua(so))", &iter_array))
305 count = atk_relation_set_get_n_relations (set);
306 for (i = 0; i < count; i++)
308 AtkRelation *r = atk_relation_set_get_relation (set, i);
314 rt = atk_relation_get_relation_type (r);
315 type = spi_relation_type_from_atk_relation_type (rt);
316 target = atk_relation_get_target (r);
317 if (!dbus_message_iter_open_container
318 (&iter_array, DBUS_TYPE_STRUCT, NULL, &iter_struct))
322 dbus_message_iter_append_basic (&iter_struct, DBUS_TYPE_UINT32, &type);
323 if (!dbus_message_iter_open_container
324 (&iter_struct, DBUS_TYPE_ARRAY, "(so)", &iter_targets))
328 for (j = 0; j < target->len; j++)
330 AtkObject *obj = target->pdata[j];
334 spi_object_append_reference (&iter_targets, obj);
336 dbus_message_iter_close_container (&iter_struct, &iter_targets);
337 dbus_message_iter_close_container (&iter_array, &iter_struct);
339 dbus_message_iter_close_container (&iter, &iter_array);
341 // TODO: handle out of memory */
346 impl_GetRole (DBusConnection * bus, DBusMessage * message, void *user_data)
348 AtkObject *object = (AtkObject *) user_data;
353 g_return_val_if_fail (ATK_IS_OBJECT (user_data),
354 droute_not_yet_handled_error (message));
355 role = atk_object_get_role (object);
356 rv = spi_accessible_role_from_atk_role (role);
357 reply = dbus_message_new_method_return (message);
360 dbus_message_append_args (reply, DBUS_TYPE_UINT32, &rv,
367 impl_get_role_str (void *datum)
369 g_return_val_if_fail (ATK_IS_OBJECT (datum), g_strdup (""));
370 return g_strdup_printf ("%d",
371 spi_accessible_role_from_atk_role
372 (atk_object_get_role ((AtkObject *) datum)));
376 impl_GetRoleName (DBusConnection * bus,
377 DBusMessage * message, void *user_data)
379 AtkObject *object = (AtkObject *) user_data;
381 const char *role_name;
384 g_return_val_if_fail (ATK_IS_OBJECT (user_data),
385 droute_not_yet_handled_error (message));
386 role = atk_object_get_role (object);
387 role_name = atk_role_get_name (role);
390 reply = dbus_message_new_method_return (message);
393 dbus_message_append_args (reply, DBUS_TYPE_STRING, &role_name,
400 impl_GetLocalizedRoleName (DBusConnection * bus,
401 DBusMessage * message, void *user_data)
403 AtkObject *object = (AtkObject *) user_data;
405 const char *role_name;
408 g_return_val_if_fail (ATK_IS_OBJECT (user_data),
409 droute_not_yet_handled_error (message));
410 role = atk_object_get_role (object);
411 role_name = atk_role_get_localized_name (role);
414 reply = dbus_message_new_method_return (message);
417 dbus_message_append_args (reply, DBUS_TYPE_STRING, &role_name,
424 impl_GetState (DBusConnection * bus, DBusMessage * message, void *user_data)
426 AtkObject *object = (AtkObject *) user_data;
428 DBusMessage *reply = NULL;
429 DBusMessageIter iter, iter_array;
431 dbus_uint32_t states[2];
435 g_return_val_if_fail (ATK_IS_OBJECT (user_data),
436 droute_not_yet_handled_error (message));
438 reply = dbus_message_new_method_return (message);
439 dbus_message_iter_init_append (reply, &iter);
441 spi_atk_state_to_dbus_array (object, states);
442 dbus_message_iter_open_container (&iter, DBUS_TYPE_ARRAY, "u", &iter_array);
443 for (count = 0; count < 2; count++)
445 dbus_message_iter_append_basic (&iter_array, DBUS_TYPE_UINT32,
448 dbus_message_iter_close_container (&iter, &iter_array);
453 impl_GetAttributes (DBusConnection * bus,
454 DBusMessage * message, void *user_data)
456 AtkObject *object = (AtkObject *) user_data;
457 AtkAttributeSet *attributes;
458 DBusMessage *reply = NULL;
459 DBusMessageIter iter;
461 g_return_val_if_fail (ATK_IS_OBJECT (user_data),
462 droute_not_yet_handled_error (message));
464 attributes = atk_object_get_attributes (object);
466 reply = dbus_message_new_method_return (message);
467 dbus_message_iter_init_append (reply, &iter);
468 spi_object_append_attribute_set (&iter, attributes);
470 atk_attribute_set_free (attributes);
476 impl_GetApplication (DBusConnection * bus,
477 DBusMessage * message, void *user_data)
479 return spi_object_return_reference (message, atk_get_root ());
483 impl_GetInterfaces (DBusConnection * bus,
484 DBusMessage * message, void *user_data)
486 AtkObject *object = (AtkObject *) user_data;
488 DBusMessageIter iter, iter_array;
490 g_return_val_if_fail (ATK_IS_OBJECT (user_data),
491 droute_not_yet_handled_error (message));
492 reply = dbus_message_new_method_return (message);
495 dbus_message_iter_init_append (reply, &iter);
496 dbus_message_iter_open_container (&iter, DBUS_TYPE_ARRAY, "s",
498 spi_object_append_interfaces (&iter_array, object);
499 dbus_message_iter_close_container (&iter, &iter_array);
504 static DRouteMethod methods[] = {
505 {impl_GetChildAtIndex, "GetChildAtIndex"},
506 {impl_GetChildren, "GetChildren"},
507 {impl_GetIndexInParent, "GetIndexInParent"},
508 {impl_GetRelationSet, "GetRelationSet"},
509 {impl_GetRole, "GetRole"},
510 {impl_GetRoleName, "GetRoleName"},
511 {impl_GetLocalizedRoleName, "GetLocalizedRoleName"},
512 {impl_GetState, "GetState"},
513 {impl_GetAttributes, "GetAttributes"},
514 {impl_GetApplication, "GetApplication"},
515 {impl_GetInterfaces, "GetInterfaces"},
519 static DRouteProperty properties[] = {
520 {impl_get_Name, NULL, "Name"},
521 {impl_get_Description, NULL, "Description"},
522 {impl_get_Parent, NULL, "Parent"},
523 {impl_get_ChildCount, NULL, "ChildCount"},
528 spi_initialize_accessible (DRoutePath * path)
530 droute_path_add_interface (path,
531 ATSPI_DBUS_INTERFACE_ACCESSIBLE,
532 spi_org_a11y_atspi_Accessible,
533 methods, properties);