2 * AT-SPI - Assistive Technology Service Provider Interface
3 * (Gnome Accessibility Project; http://developer.gnome.org/projects/gap)
5 * Copyright 2001, 2002 Sun Microsystems Inc.,
6 * Copyright 2001, 2002 Ximian, Inc.
7 * Copyright 2010, 2011 Novell, 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.
25 #include "atspi-private.h"
26 #include "atspi-accessible-private.h"
29 static gboolean enable_caching = FALSE;
30 static guint quark_locale;
33 atspi_action_interface_init (AtspiAction *action)
38 atspi_collection_interface_init (AtspiCollection *component)
43 atspi_component_interface_init (AtspiComponent *component)
48 atspi_document_interface_init (AtspiDocument *document)
53 atspi_editable_text_interface_init (AtspiEditableText *editable_text)
58 atspi_hypertext_interface_init (AtspiHypertext *hypertext)
63 atspi_image_interface_init (AtspiImage *image)
68 atspi_selection_interface_init (AtspiSelection *selection)
73 atspi_table_interface_init (AtspiTable *table)
78 atspi_table_cell_interface_init (AtspiTableCell *cell)
83 atspi_text_interface_init (AtspiText *text)
88 atspi_value_interface_init (AtspiValue *value)
92 G_DEFINE_TYPE_WITH_CODE (AtspiAccessible, atspi_accessible, ATSPI_TYPE_OBJECT,
93 G_ADD_PRIVATE (AtspiAccessible)
94 G_IMPLEMENT_INTERFACE (ATSPI_TYPE_ACTION, atspi_action_interface_init)
95 G_IMPLEMENT_INTERFACE (ATSPI_TYPE_COLLECTION, atspi_collection_interface_init)
96 G_IMPLEMENT_INTERFACE (ATSPI_TYPE_COMPONENT, atspi_component_interface_init)
97 G_IMPLEMENT_INTERFACE (ATSPI_TYPE_DOCUMENT, atspi_document_interface_init)
98 G_IMPLEMENT_INTERFACE (ATSPI_TYPE_EDITABLE_TEXT, atspi_editable_text_interface_init)
99 G_IMPLEMENT_INTERFACE (ATSPI_TYPE_HYPERTEXT, atspi_hypertext_interface_init)
100 G_IMPLEMENT_INTERFACE (ATSPI_TYPE_IMAGE, atspi_image_interface_init)
101 G_IMPLEMENT_INTERFACE (ATSPI_TYPE_SELECTION, atspi_selection_interface_init)
102 G_IMPLEMENT_INTERFACE (ATSPI_TYPE_TABLE, atspi_table_interface_init)
103 G_IMPLEMENT_INTERFACE (ATSPI_TYPE_TABLE_CELL, atspi_table_cell_interface_init)
104 G_IMPLEMENT_INTERFACE (ATSPI_TYPE_TEXT, atspi_text_interface_init)
105 G_IMPLEMENT_INTERFACE (ATSPI_TYPE_VALUE, atspi_value_interface_init))
107 #ifdef DEBUG_REF_COUNTS
108 static gint accessible_count = 0;
112 atspi_accessible_init (AtspiAccessible *accessible)
114 #ifdef DEBUG_REF_COUNTS
116 g_hash_table_insert (_atspi_get_live_refs (), accessible, NULL);
117 g_print("at-spi: init: %d objects\n", accessible_count);
120 accessible->priv = atspi_accessible_get_instance_private (accessible);
124 atspi_accessible_dispose (GObject *object)
126 AtspiAccessible *accessible = ATSPI_ACCESSIBLE (object);
128 AtspiAccessible *parent;
132 /* TODO: Only fire if object not already marked defunct */
133 memset (&e, 0, sizeof (e));
134 e.type = "object:state-changed:defunct";
135 e.source = accessible;
138 _atspi_send_event (&e);
140 if (accessible->states)
142 g_object_unref (accessible->states);
143 accessible->states = NULL;
146 parent = accessible->accessible_parent;
147 if (parent && parent->children)
149 GList*ls = g_list_find (parent->children, accessible);
152 gboolean replace = (ls == parent->children);
153 ls = g_list_remove (ls, accessible);
155 parent->children = ls;
156 g_object_unref (object);
162 g_object_unref (parent);
163 accessible->accessible_parent = NULL;
166 children = accessible->children;
167 accessible->children = NULL;
168 for (l = children; l; l = l->next)
170 AtspiAccessible *child = l->data;
171 if (child && child->accessible_parent == accessible)
173 g_object_unref (accessible);
174 child->accessible_parent = NULL;
176 g_object_unref (child);
178 g_list_free (children);
180 G_OBJECT_CLASS (atspi_accessible_parent_class) ->dispose (object);
184 atspi_accessible_finalize (GObject *object)
186 AtspiAccessible *accessible = ATSPI_ACCESSIBLE (object);
188 g_free (accessible->description);
189 g_free (accessible->name);
190 if (accessible->attributes)
191 g_hash_table_unref (accessible->attributes);
193 if (accessible->priv->cache)
194 g_hash_table_destroy (accessible->priv->cache);
196 #ifdef DEBUG_REF_COUNTS
198 g_hash_table_remove (_atspi_get_live_refs (), accessible);
199 g_print ("at-spi: finalize: %d objects\n", accessible_count);
202 G_OBJECT_CLASS (atspi_accessible_parent_class)
207 atspi_accessible_class_init (AtspiAccessibleClass *klass)
209 GObjectClass *object_class = G_OBJECT_CLASS (klass);
211 object_class->dispose = atspi_accessible_dispose;
212 object_class->finalize = atspi_accessible_finalize;
214 quark_locale = g_quark_from_string ("accessible-locale");
218 * atspi_accessible_get_name:
219 * @obj: a pointer to the #AtspiAccessible object on which to operate.
221 * Gets the name of an #AtspiAccessible object.
223 * Returns: a UTF-8 string indicating the name of the #AtspiAccessible object
224 * or NULL on exception.
227 atspi_accessible_get_name (AtspiAccessible *obj, GError **error)
229 g_return_val_if_fail (obj != NULL, g_strdup (""));
230 if (!_atspi_accessible_test_cache (obj, ATSPI_CACHE_NAME))
232 if (!_atspi_dbus_get_property (obj, atspi_interface_accessible, "Name", error,
234 return g_strdup ("");
235 _atspi_accessible_add_cache (obj, ATSPI_CACHE_NAME);
237 return g_strdup (obj->name);
242 * atspi_accessible_get_unique_id:
243 * @obj: a pointer to the #AtspiAccessible object on which to operate.
245 * Gets the identificator, uniquely identifying object, or NULL if an error occured.
247 * Returns: a UTF-8 string describing the #AtspiAccessible object
248 * or NULL on exception or NULL object passed.
251 atspi_accessible_get_unique_id(AtspiAccessible *obj, GError **error)
254 g_set_error(error, ATSPI_ERROR, ATSPI_ERROR_IPC, "argument is null");
259 gchar *bus_name = atspi_accessible_get_bus_name(obj, error);
260 if (bus_name && bus_name[0]) {
261 gchar *path = atspi_accessible_get_path(obj, error);
263 id = g_strdup_printf("%s:%s", bus_name, path);
265 g_set_error(error, ATSPI_ERROR, ATSPI_ERROR_IPC, "failed to get path");
269 g_set_error(error, ATSPI_ERROR, ATSPI_ERROR_IPC, "failed to get bus name");
275 * atspi_accessible_get_bus_name:
276 * @obj: a pointer to the #AtspiAccessible object on which to operate.
278 * Gets the bus name, where object belongs.
280 * Returns: a UTF-8 string describing the #AtspiAccessible object's
281 * bus name or empty string on exception or NULL object passed.
284 atspi_accessible_get_bus_name(AtspiAccessible *obj, GError **error)
286 if (!obj || !obj->parent.app)
288 return g_strdup (obj->parent.app->bus_name);
292 * atspi_accessible_get_path:
293 * @obj: a pointer to the #AtspiAccessible object on which to operate.
295 * Gets the path, uniquely identifying object over its bus name.
297 * Returns: a UTF-8 string describing the #AtspiAccessible object
298 * or empty string on exception or NULL object passed.
301 atspi_accessible_get_path(AtspiAccessible *obj, GError **error)
303 static const char *prefix = "/org/a11y/atspi/accessible/";
304 static int prefix_len = 27;
308 AtspiObject *o = ATSPI_OBJECT (obj);
311 if (strncmp(o->path, prefix, prefix_len) == 0)
312 return g_strdup(o->path + prefix_len);
313 return g_strdup (o->path);
317 * atspi_accessible_get_navigable_at_point:
318 * @root: a pointer to the #AtspiAccessible to start search from.
319 * @x: a #gint specifying the x coordinate of the point in question.
320 * @y: a #gint specifying the y coordinate of the point in question.
321 * @ctype: the coordinate system of the point (@x, @y)
322 * (e.g. ATSPI_COORD_TYPE_WINDOW, ATSPI_COORD_TYPE_SCREEN).
324 * Finds the accessible element closest to user (highest in z-order), at a given coordinate within an #AtspiAccessible.
325 * This should be the element, that should be picked, when doing mouse click or finger tap at given coordinates.
327 * Returns: (nullable) (transfer full): a pointer to an
328 * #AtspiAccessible descendant (of any depth) of the specified component which
329 * contains the point (@x, @y), or NULL if no descendant contains
333 atspi_accessible_get_navigable_at_point (AtspiAccessible *root,
336 AtspiCoordType ctype, GError **error)
338 dbus_int32_t d_x = x, d_y = y;
339 dbus_uint32_t d_ctype = ctype;
341 AtspiAccessible *return_value = NULL;
342 unsigned char recurse = 0;
343 DBusMessageIter iter;
344 AtspiAccessible *deputy = NULL;
346 g_return_val_if_fail (root != NULL, NULL);
348 reply = _atspi_dbus_call_partial (root, atspi_interface_accessible, "GetNavigableAtPoint", error, "iiu", d_x, d_y, d_ctype);
350 _ATSPI_DBUS_CHECK_SIG (reply, "(so)y(so)", NULL, NULL);
352 dbus_message_iter_init (reply, &iter);
353 AtspiAccessible *tmp = _atspi_dbus_return_accessible_from_iter (&iter);
355 unsigned char value = 0;
356 dbus_message_iter_get_basic (&iter, &value);
357 dbus_message_iter_next (&iter);
358 recurse = (value != 0);
360 /* keep deputy if tmp has deputy */
362 deputy = _atspi_dbus_return_accessible_from_iter (&iter);
364 dbus_message_unref(reply);
368 /* TODO: need to check deputy works for return value */
370 g_object_unref(return_value);
377 g_object_unref(return_value);
378 return_value = root = tmp;
384 * atspi_accessible_get_reading_material:
385 * @obj: a pointer to the #AtspiAccessible object on which to operate.
387 * Gets reading material
389 * Returns: reading material to be used screen-reader side. This is not stable.
390 * You have to handle all alocated memory as below on screen-reader side.
392 * AtspiAccessibleReadingMaterial *rm
393 * g_object_unref(rm->parent);
394 * g_object_unref(rm->described_by_accessible);
395 * g_hash_table_unref(rm->attributes);
397 * free(rm->labeled_by_name);
398 * free(rm->text_interface_name);
399 * free(rm->localized_role_name);
400 * free(rm->description);
403 AtspiAccessibleReadingMaterial *
404 atspi_accessible_get_reading_material (AtspiAccessible *obj, GError **error)
406 AtspiAccessible *parent;
407 AtspiAccessibleReadingMaterial *reading_material = NULL;
409 double current_value;
413 DBusMessageIter iter;
414 DBusMessageIter iter_array;
416 dbus_uint32_t *states;
417 dbus_int32_t index_in_parent;
418 dbus_int32_t child_count;
419 dbus_bool_t is_selected;
421 g_return_val_if_fail (obj != NULL, NULL);
423 reply = _atspi_dbus_call_partial (obj, atspi_interface_accessible, "GetReadingMaterial", error, "");
425 _ATSPI_DBUS_CHECK_SIG (reply, "a{ss}sssuausiddddsibbii(so)auiui(so)", NULL, NULL);
427 reading_material = calloc(1, sizeof(AtspiAccessibleReadingMaterial));
428 if (!reading_material)
430 return reading_material;
433 dbus_message_iter_init (reply, &iter);
436 reading_material->attributes = _atspi_dbus_hash_from_iter (&iter);
437 dbus_message_iter_next (&iter);
440 dbus_message_iter_get_basic (&iter, &name);
441 reading_material->name = g_strdup (name);
442 dbus_message_iter_next (&iter);
444 /* get name of relation LABELED_BY */
445 dbus_message_iter_get_basic (&iter, &name);
446 reading_material->labeled_by_name = g_strdup (name);
447 dbus_message_iter_next (&iter);
449 /* get name of text interface */
450 dbus_message_iter_get_basic (&iter, &name);
451 reading_material->text_interface_name = g_strdup (name);
452 dbus_message_iter_next (&iter);
455 dbus_message_iter_get_basic (&iter, &role);
456 reading_material->role = role;
457 dbus_message_iter_next (&iter);
460 dbus_message_iter_recurse (&iter, &iter_array);
461 dbus_message_iter_get_fixed_array (&iter_array, &states, &count);
462 val = ((guint64)states [1]) << 32;
464 reading_material->states = val;
465 dbus_message_iter_next (&iter);
467 /* get localized role name */
468 dbus_message_iter_get_basic (&iter, &name);
469 reading_material->localized_role_name = g_strdup (name);
470 dbus_message_iter_next (&iter);
472 /* get child count */
473 dbus_message_iter_get_basic (&iter, &child_count);
474 reading_material->child_count = child_count;
475 dbus_message_iter_next (&iter);
477 /* get current value */
478 dbus_message_iter_get_basic (&iter, ¤t_value);
479 reading_material->value = current_value;
480 dbus_message_iter_next (&iter);
482 /* get minimum increment */
483 dbus_message_iter_get_basic (&iter, ¤t_value);
484 reading_material->increment = current_value;
485 dbus_message_iter_next (&iter);
487 /* get maximum value */
488 dbus_message_iter_get_basic (&iter, ¤t_value);
489 reading_material->upper = current_value;
490 dbus_message_iter_next (&iter);
492 /* get minimum value */
493 dbus_message_iter_get_basic (&iter, ¤t_value);
494 reading_material->lower = current_value;
495 dbus_message_iter_next (&iter);
497 /* get description */
498 dbus_message_iter_get_basic (&iter, &name);
499 reading_material->description = g_strdup (name);
500 dbus_message_iter_next (&iter);
502 /* get index in parent */
503 dbus_message_iter_get_basic (&iter, &index_in_parent);
504 reading_material->index_in_parent = index_in_parent;
505 dbus_message_iter_next (&iter);
507 /* get selected in parent */
508 dbus_message_iter_get_basic (&iter, &is_selected);
509 reading_material->is_selected_in_parent = is_selected;
510 dbus_message_iter_next (&iter);
512 /* get has checkbox child */
513 dbus_message_iter_get_basic (&iter, &is_selected);
514 reading_material->has_checkbox_child = is_selected;
515 dbus_message_iter_next (&iter);
517 /* get list children count */
518 dbus_message_iter_get_basic (&iter, &child_count);
519 reading_material->list_children_count = child_count;
520 dbus_message_iter_next (&iter);
522 /* get first selected child index */
523 dbus_message_iter_get_basic (&iter, &index_in_parent);
524 reading_material->first_selected_child_index = index_in_parent;
525 dbus_message_iter_next (&iter);
529 parent = _atspi_dbus_return_accessible_from_iter (&iter);
530 reading_material->parent = parent;
533 dbus_message_iter_recurse (&iter, &iter_array);
534 dbus_message_iter_get_fixed_array (&iter_array, &states, &count);
535 val = ((guint64)states [1]) << 32;
537 reading_material->parent_states = val;
538 dbus_message_iter_next (&iter);
540 /* get parent child count */
541 dbus_message_iter_get_basic (&iter, &child_count);
542 reading_material->parent_child_count = child_count;
543 dbus_message_iter_next (&iter);
545 /* get parent role */
546 dbus_message_iter_get_basic (&iter, &role);
547 reading_material->parent_role = role;
548 dbus_message_iter_next (&iter);
550 /* get parent selected child count */
551 dbus_message_iter_get_basic (&iter, &child_count);
552 reading_material->parent_selected_child_count = child_count;
553 dbus_message_iter_next (&iter);
555 ////////////////////////////////////////
556 /* get relation object - DESCRIBED_BY */
557 parent = _atspi_dbus_return_accessible_from_iter (&iter);
558 reading_material->described_by_accessible = parent;
560 return reading_material;
564 * atspi_accessible_get_default_label_info:
565 * @obj: a pointer to the #AtspiAccessible object would be window.
567 * Gets default label information
569 * Returns: default label information to be used screen-reader side.
570 * This is not stable. And this depends on toolkit side UI definition.
571 * The candidate of default label object could be changed by UI definition.
572 * You have to handle all alocated memory as below on screen-reader side.
574 * AtspiAccessibleDefaultLabelInfo *dli
575 * g_object_unref(dli->obj);
578 AtspiAccessibleDefaultLabelInfo *
579 atspi_accessible_get_default_label_info (AtspiAccessible *obj, GError **error)
581 AtspiAccessibleDefaultLabelInfo *default_label_info = NULL;
582 AtspiAccessible *default_label_object;
585 DBusMessageIter iter;
587 g_return_val_if_fail (obj != NULL, NULL);
589 reply = _atspi_dbus_call_partial (obj, atspi_interface_accessible, "GetDefaultLabelInfo", error, "");
591 _ATSPI_DBUS_CHECK_SIG (reply, "(so)u", NULL, NULL);
593 default_label_info = calloc(1, sizeof(AtspiAccessibleDefaultLabelInfo));
594 if (!default_label_info)
596 return default_label_info;
599 dbus_message_iter_init (reply, &iter);
601 default_label_object = _atspi_dbus_return_accessible_from_iter (&iter);
602 default_label_info->obj = default_label_object;
604 dbus_message_iter_get_basic (&iter, &role);
605 default_label_info->role = role;
606 dbus_message_iter_next (&iter);
608 return default_label_info;
611 static unsigned char are_objects_on_the_same_bus(AtspiAccessible *obj1, AtspiAccessible *obj2)
613 const char *bus_name_1 = obj1->parent.app->bus_name;
614 const char *bus_name_2 = obj2->parent.app->bus_name;
615 return strcmp(bus_name_1, bus_name_2) == 0;
618 static unsigned char object_is_valid(AtspiAccessible *obj)
622 AtspiStateSet *ss = atspi_accessible_get_state_set(obj);
625 unsigned char valid = atspi_state_set_contains(ss, ATSPI_STATE_DEFUNCT) == 0;
631 NEIGHBOR_SEARCH_MODE_NORMAL = 0,
632 NEIGHBOR_SEARCH_MODE_RECURSE_FROM_ROOT = 1,
633 NEIGHBOR_SEARCH_MODE_CONTINUE_AFTER_FAILED_RECURSING = 2,
634 NEIGHBOR_SEARCH_MODE_RECURSE_TO_OUTSIDE = 3,
635 } GetNeighborSearchMode;
637 * atspi_accessible_get_neighbor:
638 * @root: a pointer to a #AtspiAccessible, which represents current root of subtree to search
639 * @start: a pointer to the #AtspiAccessible to start search from (can be null, which means start from root)
640 * @direction: direction, in which search (forward or backward)
642 * Calculates next (or previous) accessible element in logical order or null if none found.
644 * Returns: (nullable) (transfer full): a pointer to an
645 * #AtspiAccessible element, which is next (previous) in logical order or null if none found.
648 atspi_accessible_get_neighbor (AtspiAccessible *root,
649 AtspiAccessible *start,
650 AtspiNeighborSearchDirection direction,
653 g_return_val_if_fail (object_is_valid(root), NULL);
654 if (!object_is_valid(start))
656 const char *root_path = ATSPI_OBJECT(root)->path;
657 AtspiAccessible *return_value = NULL;
659 unsigned char recurse;
660 GetNeighborSearchMode search_mode = NEIGHBOR_SEARCH_MODE_NORMAL;
661 GQueue *children_root_stack = g_queue_new();
662 DBusMessageIter iter;
665 const char *path = are_objects_on_the_same_bus(root, start) ? root_path : "";
666 DBusMessage *reply = _atspi_dbus_call_partial (start, atspi_interface_accessible, "GetNeighbor", error, "sii", path, (int)direction, (int)search_mode);
668 _ATSPI_DBUS_CHECK_SIG (reply, "(so)y", error, NULL);
669 dbus_message_iter_init (reply, &iter);
670 AtspiAccessible *ret = _atspi_dbus_return_accessible_from_iter (&iter);
672 unsigned char value = 0;
673 dbus_message_iter_get_basic (&iter, &value);
674 dbus_message_iter_next (&iter);
675 recurse = (value != 0);
677 dbus_message_unref(reply);
679 // got return value and request for recursive search, it means ret is on another bridge, than start
680 // thus we're recursing. should the recurse failed to find anything it will end with
681 if (ret && recurse) {
682 g_object_unref(G_OBJECT(start));
685 if (are_objects_on_the_same_bus(root, ret))
687 search_mode = NEIGHBOR_SEARCH_MODE_RECURSE_TO_OUTSIDE;
691 g_queue_push_tail(children_root_stack, ret);
692 search_mode = NEIGHBOR_SEARCH_MODE_RECURSE_FROM_ROOT;
696 // found the one we've been looking for
698 g_object_unref(G_OBJECT(start));
703 // we've stepped into different bridges previously and now we're going back to the last one
704 // and continuing search where we left
705 if (!g_queue_is_empty(children_root_stack)) {
706 g_object_unref(G_OBJECT(start));
707 start = g_queue_pop_tail(children_root_stack);
709 search_mode = NEIGHBOR_SEARCH_MODE_CONTINUE_AFTER_FAILED_RECURSING;
712 // there's no more bridges to check, but we might have started from one
713 // in that case there might be bridges "below" start, which we yet have to visit
714 if (!are_objects_on_the_same_bus(root, start)) {
715 unsigned char continue_loop = 1;
716 while(continue_loop) {
717 AtspiAccessible *parent = atspi_accessible_get_parent(start, NULL);
718 continue_loop = parent ? are_objects_on_the_same_bus(start, parent) : 0;
719 g_object_unref(G_OBJECT(start));
723 // going up thru parents put us in weird place (we didnt meet root on the way)
728 // start object now points to different bridge and must be treated as "resume after recursing"
729 search_mode = NEIGHBOR_SEARCH_MODE_CONTINUE_AFTER_FAILED_RECURSING;
734 g_object_unref(start);
738 while(!g_queue_is_empty(children_root_stack))
739 g_object_unref(g_queue_pop_tail(children_root_stack));
740 g_queue_free(children_root_stack);
746 * atspi_accessible_get_description:
747 * @obj: a pointer to the #AtspiAccessible object on which to operate.
749 * Gets the description of an #AtspiAccessible object.
751 * Returns: a UTF-8 string describing the #AtspiAccessible object
752 * or NULL on exception.
755 atspi_accessible_get_description (AtspiAccessible *obj, GError **error)
757 g_return_val_if_fail (obj != NULL, g_strdup (""));
759 if (!_atspi_accessible_test_cache (obj, ATSPI_CACHE_DESCRIPTION))
761 if (!_atspi_dbus_get_property (obj, atspi_interface_accessible,
762 "Description", error, "s",
764 return g_strdup ("");
765 _atspi_accessible_add_cache (obj, ATSPI_CACHE_DESCRIPTION);
767 return g_strdup (obj->description);
770 const char *str_parent = "Parent";
773 * atspi_accessible_get_parent:
774 * @obj: a pointer to the #AtspiAccessible object to query.
776 * Gets an #AtspiAccessible object's parent container.
778 * Returns: (nullable) (transfer full): a pointer to the
779 * #AtspiAccessible object which contains the given
780 * #AtspiAccessible instance, or NULL if the @obj has no
785 atspi_accessible_get_parent (AtspiAccessible *obj, GError **error)
787 g_return_val_if_fail (obj != NULL, NULL);
789 if (obj->parent.app &&
790 !_atspi_accessible_test_cache (obj, ATSPI_CACHE_PARENT))
792 DBusMessage *message, *reply;
793 DBusMessageIter iter, iter_variant;
794 message = dbus_message_new_method_call (obj->parent.app->bus_name,
796 DBUS_INTERFACE_PROPERTIES, "Get");
799 dbus_message_append_args (message, DBUS_TYPE_STRING, &atspi_interface_accessible,
800 DBUS_TYPE_STRING, &str_parent,
802 reply = _atspi_dbus_send_with_reply_and_block (message, error);
805 if (strcmp (dbus_message_get_signature (reply), "v") != 0)
807 dbus_message_unref (reply);
810 dbus_message_iter_init (reply, &iter);
811 dbus_message_iter_recurse (&iter, &iter_variant);
812 obj->accessible_parent = _atspi_dbus_return_accessible_from_iter (&iter_variant);
813 dbus_message_unref (reply);
814 _atspi_accessible_add_cache (obj, ATSPI_CACHE_PARENT);
816 if (!obj->accessible_parent)
818 return g_object_ref (obj->accessible_parent);
822 * atspi_accessible_get_child_count:
823 * @obj: a pointer to the #AtspiAccessible object on which to operate.
825 * Gets the number of children contained by an #AtspiAccessible object.
827 * Returns: a #long indicating the number of #AtspiAccessible children
828 * contained by an #AtspiAccessible object or -1 on exception.
832 atspi_accessible_get_child_count (AtspiAccessible *obj, GError **error)
834 g_return_val_if_fail (obj != NULL, -1);
836 if (!_atspi_accessible_test_cache (obj, ATSPI_CACHE_CHILDREN))
839 if (!_atspi_dbus_get_property (obj, atspi_interface_accessible,
840 "ChildCount", error, "i", &ret))
845 return g_list_length (obj->children);
849 * atspi_accessible_get_child_at_index:
850 * @obj: a pointer to the #AtspiAccessible object on which to operate.
851 * @child_index: a #long indicating which child is specified.
853 * Gets the #AtspiAccessible child of an #AtspiAccessible object at a given index.
855 * Returns: (transfer full): a pointer to the #AtspiAccessible child object at
856 * index @child_index or NULL on exception.
859 atspi_accessible_get_child_at_index (AtspiAccessible *obj,
863 AtspiAccessible *child;
865 g_return_val_if_fail (obj != NULL, NULL);
867 if (!_atspi_accessible_test_cache (obj, ATSPI_CACHE_CHILDREN))
870 reply = _atspi_dbus_call_partial (obj, atspi_interface_accessible,
871 "GetChildAtIndex", error, "i",
873 return _atspi_dbus_return_accessible_from_message (reply);
876 child = g_list_nth_data (obj->children, child_index);
879 return g_object_ref (child);
883 * atspi_accessible_get_index_in_parent:
884 * @obj: a pointer to the #AtspiAccessible object on which to operate.
886 * Gets the index of an #AtspiAccessible object within its parent's
887 * #AtspiAccessible children list.
889 * Returns: a #glong indicating the index of the #AtspiAccessible object
891 * or -1 if @obj has no containing parent or on exception.
894 atspi_accessible_get_index_in_parent (AtspiAccessible *obj, GError **error)
899 g_return_val_if_fail (obj != NULL, -1);
900 if (_atspi_accessible_test_cache (obj, ATSPI_CACHE_PARENT) &&
901 !obj->accessible_parent)
903 if (!obj->accessible_parent ||
904 !_atspi_accessible_test_cache (obj->accessible_parent,
905 ATSPI_CACHE_CHILDREN))
907 dbus_int32_t ret = -1;
908 _atspi_dbus_call (obj, atspi_interface_accessible,
909 "GetIndexInParent", NULL, "=>i", &ret);
913 l = obj->accessible_parent->children;
916 if (l->data == obj) return i;
927 } Accessibility_Relation;
930 * atspi_accessible_get_relation_set:
931 * @obj: a pointer to the #AtspiAccessible object on which to operate.
933 * Gets the set of #AtspiRelation objects which describes this #AtspiAccessible object's
934 * relationships with other #AtspiAccessible objects.
936 * Returns: (element-type AtspiRelation*) (transfer full): a #GArray of
937 * #AtspiRelation pointers or NULL on exception.
940 atspi_accessible_get_relation_set (AtspiAccessible *obj, GError **error)
943 DBusMessageIter iter, iter_array;
946 g_return_val_if_fail (obj != NULL, NULL);
948 reply = _atspi_dbus_call_partial (obj, atspi_interface_accessible, "GetRelationSet", error, "");
951 _ATSPI_DBUS_CHECK_SIG (reply, "a(ua(so))", error, NULL);
953 ret = g_array_new (TRUE, TRUE, sizeof (AtspiRelation *));
954 dbus_message_iter_init (reply, &iter);
955 dbus_message_iter_recurse (&iter, &iter_array);
956 while (dbus_message_iter_get_arg_type (&iter_array) != DBUS_TYPE_INVALID)
958 AtspiRelation *relation;
959 relation = _atspi_relation_new_from_iter (&iter_array);
960 ret = g_array_append_val (ret, relation);
961 dbus_message_iter_next (&iter_array);
963 dbus_message_unref (reply);
968 * atspi_accessible_get_role:
969 * @obj: a pointer to the #AtspiAccessible object on which to operate.
971 * Gets the UI role played by an #AtspiAccessible object.
972 * This role's name can be obtained via atspi_accessible_get_role_name ().
974 * Returns: the #AtspiRole of an #AtspiAccessible object.
978 atspi_accessible_get_role (AtspiAccessible *obj, GError **error)
980 g_return_val_if_fail (obj != NULL, ATSPI_ROLE_INVALID);
982 if (!_atspi_accessible_test_cache (obj, ATSPI_CACHE_ROLE))
985 /* TODO: Make this a property */
986 if (_atspi_dbus_call (obj, atspi_interface_accessible, "GetRole", error, "=>u", &role))
989 _atspi_accessible_add_cache (obj, ATSPI_CACHE_ROLE);
996 * atspi_accessible_get_role_name:
997 * @obj: a pointer to the #AtspiAccessible object on which to operate.
999 * Gets a UTF-8 string corresponding to the name of the role played by an object.
1000 * This method will return useful values for roles that fall outside the
1001 * enumeration used in atspi_accessible_get_role ().
1003 * Returns: a UTF-8 string specifying the type of UI role played by an
1004 * #AtspiAccessible object.
1008 atspi_accessible_get_role_name (AtspiAccessible *obj, GError **error)
1010 gchar *retval = NULL;
1013 g_return_val_if_fail (obj != NULL, NULL);
1015 role = atspi_accessible_get_role (obj, error);
1016 if (role >= 0 && role < ATSPI_ROLE_COUNT && role != ATSPI_ROLE_EXTENDED)
1017 return atspi_role_get_name (role);
1019 _atspi_dbus_call (obj, atspi_interface_accessible, "GetRoleName", error, "=>s", &retval);
1022 retval = g_strdup ("");
1028 * atspi_accessible_get_localized_role_name:
1029 * @obj: a pointer to the #AtspiAccessible object on which to operate.
1031 * Gets a UTF-8 string corresponding to the name of the role played by an
1032 * object, translated to the current locale.
1033 * This method will return useful values for roles that fall outside the
1034 * enumeration used in atspi_accessible_getRole ().
1036 * Returns: a localized, UTF-8 string specifying the type of UI role played
1037 * by an #AtspiAccessible object.
1041 atspi_accessible_get_localized_role_name (AtspiAccessible *obj, GError **error)
1043 char *retval = NULL;
1045 g_return_val_if_fail (obj != NULL, NULL);
1047 _atspi_dbus_call (obj, atspi_interface_accessible, "GetLocalizedRoleName", error, "=>s", &retval);
1050 return g_strdup ("");
1055 static AtspiStateSet *
1058 AtspiStateSet *set = atspi_state_set_new (NULL);
1059 atspi_state_set_add (set, ATSPI_STATE_DEFUNCT);
1064 * atspi_accessible_get_state_set:
1065 * @obj: a pointer to the #AtspiAccessible object on which to operate.
1067 * Gets the states currently held by an object.
1069 * Returns: (transfer full): a pointer to an #AtspiStateSet representing an
1070 * object's current state set.
1073 atspi_accessible_get_state_set (AtspiAccessible *obj)
1075 /* TODO: Should take a GError **, but would be an API break */
1076 if (!obj->parent.app || !obj->parent.app->bus)
1077 return defunct_set ();
1079 if (!_atspi_accessible_test_cache (obj, ATSPI_CACHE_STATES))
1082 DBusMessageIter iter;
1083 reply = _atspi_dbus_call_partial (obj, atspi_interface_accessible,
1084 "GetState", NULL, "");
1085 _ATSPI_DBUS_CHECK_SIG (reply, "au", NULL, defunct_set ());
1086 dbus_message_iter_init (reply, &iter);
1087 _atspi_dbus_set_state (obj, &iter);
1088 dbus_message_unref (reply);
1089 _atspi_accessible_add_cache (obj, ATSPI_CACHE_STATES);
1091 return g_object_ref (obj->states);
1095 * atspi_accessible_get_attributes:
1096 * @obj: The #AtspiAccessible being queried.
1098 * Gets the #AttributeSet representing any assigned
1099 * name-value pair attributes or annotations for this object.
1100 * For typographic, textual, or textually-semantic attributes, see
1101 * atspi_text_get_attributes instead.
1103 * Returns: (element-type gchar* gchar*) (transfer full): The name-value-pair
1104 * attributes assigned to this object.
1107 atspi_accessible_get_attributes (AtspiAccessible *obj, GError **error)
1109 DBusMessage *message;
1111 g_return_val_if_fail (obj != NULL, NULL);
1113 if (obj->priv->cache)
1115 GValue *val = g_hash_table_lookup (obj->priv->cache, "Attributes");
1117 return g_value_dup_boxed (val);
1120 if (!_atspi_accessible_test_cache (obj, ATSPI_CACHE_ATTRIBUTES))
1122 message = _atspi_dbus_call_partial (obj, atspi_interface_accessible,
1123 "GetAttributes", error, "");
1124 obj->attributes = _atspi_dbus_return_hash_from_message (message);
1125 _atspi_accessible_add_cache (obj, ATSPI_CACHE_ATTRIBUTES);
1128 if (!obj->attributes)
1130 return g_hash_table_ref (obj->attributes);
1134 add_to_attribute_array (gpointer key, gpointer value, gpointer data)
1136 GArray **array = (GArray **)data;
1137 gchar *str = g_strconcat (key, ":", value, NULL);
1138 *array = g_array_append_val (*array, str);
1142 * atspi_accessible_get_attributes_as_array:
1143 * @obj: The #AtspiAccessible being queried.
1145 * Gets a #GArray representing any assigned
1146 * name-value pair attributes or annotations for this object.
1147 * For typographic, textual, or textually-semantic attributes, see
1148 * atspi_text_get_attributes_as_array instead.
1150 * Returns: (element-type gchar*) (transfer full): The name-value-pair
1151 * attributes assigned to this object.
1154 atspi_accessible_get_attributes_as_array (AtspiAccessible *obj, GError **error)
1156 DBusMessage *message;
1158 g_return_val_if_fail (obj != NULL, NULL);
1160 if (obj->priv->cache)
1162 GValue *val = g_hash_table_lookup (obj->priv->cache, "Attributes");
1165 GArray *array = g_array_new (TRUE, TRUE, sizeof (gchar *));
1166 GHashTable *attributes = g_value_get_boxed (val);
1167 g_hash_table_foreach (attributes, add_to_attribute_array, &array);
1172 message = _atspi_dbus_call_partial (obj, atspi_interface_accessible, "GetAttributes", error, "");
1173 return _atspi_dbus_return_attribute_array_from_message (message);
1177 * atspi_accessible_get_application:
1178 * @obj: The #AtspiAccessible being queried.
1180 * Gets the containing #AtspiApplication for an object.
1182 * Returns: (transfer full): the containing #AtspiApplication instance for
1186 atspi_accessible_get_application (AtspiAccessible *obj, GError **error)
1188 AtspiAccessible *parent;
1193 parent = atspi_accessible_get_parent (obj, NULL);
1194 if (!parent && obj->parent.app &&
1195 atspi_accessible_get_role (obj, NULL) != ATSPI_ROLE_APPLICATION)
1197 AtspiAccessible *root = g_object_ref (obj->parent.app->root);
1200 g_object_unref (obj);
1201 if (atspi_accessible_get_role (root, NULL) == ATSPI_ROLE_DESKTOP_FRAME)
1203 g_object_unref (root);
1209 if (!parent || parent == obj ||
1210 atspi_accessible_get_role (parent, NULL) == ATSPI_ROLE_DESKTOP_FRAME)
1213 g_object_unref (parent);
1216 g_object_unref (obj);
1221 /* Application-specific methods */
1224 * atspi_accessible_get_toolkit_name:
1225 * @obj: a pointer to the #AtspiAccessible object on which to operate.
1227 * Gets the toolkit name for an #AtspiAccessible object.
1228 * Only works on application root objects.
1230 * Returns: a UTF-8 string indicating the toolkit name for the #AtspiAccessible object or NULL on exception.
1233 atspi_accessible_get_toolkit_name (AtspiAccessible *obj, GError **error)
1235 g_return_val_if_fail (obj != NULL, NULL);
1237 if (!obj->parent.app)
1240 if (!obj->parent.app->toolkit_name)
1241 _atspi_dbus_get_property (obj, atspi_interface_application, "ToolkitName",
1242 error, "s", &obj->parent.app->toolkit_name);
1244 return g_strdup (obj->parent.app->toolkit_name);
1248 * atspi_accessible_get_toolkit_version:
1249 * @obj: a pointer to the #AtspiAccessible object on which to operate.
1251 * Gets the toolkit version for an #AtspiAccessible object.
1252 * Only works on application root objects.
1254 * Returns: a UTF-8 string indicating the toolkit version for the #AtspiAccessible object or NULL on exception.
1257 atspi_accessible_get_toolkit_version (AtspiAccessible *obj, GError **error)
1259 g_return_val_if_fail (obj != NULL, NULL);
1261 if (!obj->parent.app)
1264 if (!obj->parent.app->toolkit_version)
1265 _atspi_dbus_get_property (obj, atspi_interface_application, "Version",
1266 error, "s", &obj->parent.app->toolkit_version);
1268 return g_strdup (obj->parent.app->toolkit_version);
1272 * atspi_accessible_get_atspi_version:
1273 * @obj: a pointer to the #AtspiAccessible object on which to operate.
1275 * Gets the AT-SPI IPC specification version supported by the application
1276 * pointed to by the #AtspiAccessible object.
1277 * Only works on application root objects.
1279 * Returns: a UTF-8 string indicating the AT-SPI version for the #AtspiAccessible object or NULL on exception.
1282 atspi_accessible_get_atspi_version (AtspiAccessible *obj, GError **error)
1284 g_return_val_if_fail (obj != NULL, NULL);
1286 if (!obj->parent.app)
1289 if (!obj->parent.app->atspi_version)
1290 _atspi_dbus_get_property (obj, atspi_interface_application, "AtspiVersion",
1291 error, "s", &obj->parent.app->atspi_version);
1293 return g_strdup (obj->parent.app->atspi_version);
1297 * atspi_accessible_get_id:
1298 * @obj: a pointer to the #AtspiAccessible object on which to operate.
1300 * Gets the application id for a #AtspiAccessible object.
1301 * Only works on application root objects.
1303 * Returns: a positive #gint indicating the id for the #AtspiAccessible object
1304 * or -1 on exception.
1307 atspi_accessible_get_id (AtspiAccessible *obj, GError **error)
1311 g_return_val_if_fail (obj != NULL, -1);
1313 if (!_atspi_dbus_get_property (obj, atspi_interface_application, "Id", error, "i", &ret))
1319 /* Interface query methods */
1322 _atspi_accessible_is_a (AtspiAccessible *accessible,
1323 const char *interface_name)
1327 if (accessible == NULL)
1332 if (!_atspi_accessible_test_cache (accessible, ATSPI_CACHE_INTERFACES))
1335 DBusMessageIter iter;
1336 reply = _atspi_dbus_call_partial (accessible, atspi_interface_accessible,
1337 "GetInterfaces", NULL, "");
1338 _ATSPI_DBUS_CHECK_SIG (reply, "as", NULL, FALSE);
1339 dbus_message_iter_init (reply, &iter);
1340 _atspi_dbus_set_interfaces (accessible, &iter);
1341 dbus_message_unref (reply);
1342 _atspi_accessible_add_cache (accessible, ATSPI_CACHE_INTERFACES);
1345 n = _atspi_get_iface_num (interface_name);
1346 if (n == -1) return FALSE;
1347 return (gboolean) ((accessible->interfaces & (1 << n))? TRUE: FALSE);
1351 * atspi_accessible_is_action:
1352 * @obj: a pointer to the #AtspiAccessible instance to query.
1354 * Query whether the specified #AtspiAccessible implements the
1355 * #AtspiAction interface.
1357 * Returns: #TRUE if @obj implements the #AtspiAction interface,
1361 atspi_accessible_is_action (AtspiAccessible *obj)
1363 return _atspi_accessible_is_a (obj,
1364 atspi_interface_action);
1368 * atspi_accessible_is_application:
1369 * @obj: a pointer to the #AtspiAccessible instance to query.
1371 * Query whether the specified #AtspiAccessible implements the
1372 * #AtspiApplication interface.
1374 * Returns: #TRUE if @obj implements the #AtspiApplication interface,
1378 atspi_accessible_is_application (AtspiAccessible *obj)
1380 return _atspi_accessible_is_a (obj,
1381 atspi_interface_application);
1385 * atspi_accessible_is_collection:
1386 * @obj: a pointer to the #AtspiAccessible instance to query.
1388 * Query whether the specified #AtspiAccessible implements the
1389 * #AtspiCollection interface.
1391 * Returns: #TRUE if @obj implements the #AtspiCollection interface,
1395 atspi_accessible_is_collection (AtspiAccessible *obj)
1397 return _atspi_accessible_is_a (obj,
1398 atspi_interface_collection);
1402 * atspi_accessible_is_component:
1403 * @obj: a pointer to the #AtspiAccessible instance to query.
1405 * Query whether the specified #AtspiAccessible implements #AtspiComponent.
1407 * Returns: #TRUE if @obj implements the #AtspiComponent interface,
1411 atspi_accessible_is_component (AtspiAccessible *obj)
1413 return _atspi_accessible_is_a (obj,
1414 atspi_interface_component);
1418 * atspi_accessible_is_document:
1419 * @obj: a pointer to the #AtspiAccessible instance to query.
1421 * Query whether the specified #AtspiAccessible implements the
1422 * #AtspiDocument interface.
1424 * Returns: #TRUE if @obj implements the #AtspiDocument interface,
1428 atspi_accessible_is_document (AtspiAccessible *obj)
1430 return _atspi_accessible_is_a (obj,
1431 atspi_interface_document);
1435 * atspi_accessible_is_editable_text:
1436 * @obj: a pointer to the #AtspiAccessible instance to query.
1438 * Query whether the specified #AtspiAccessible implements the
1439 * #AtspiEditableText interface.
1441 * Returns: #TRUE if @obj implements the #AtspiEditableText interface,
1445 atspi_accessible_is_editable_text (AtspiAccessible *obj)
1447 return _atspi_accessible_is_a (obj,
1448 atspi_interface_editable_text);
1452 * atspi_accessible_is_hypertext:
1453 * @obj: a pointer to the #AtspiAccessible instance to query.
1455 * Query whether the specified #AtspiAccessible implements the
1456 * #AtspiHypertext interface.
1458 * Returns: #TRUE if @obj implements the #AtspiHypertext interface,
1462 atspi_accessible_is_hypertext (AtspiAccessible *obj)
1464 return _atspi_accessible_is_a (obj,
1465 atspi_interface_hypertext);
1469 * atspi_accessible_is_hyperlink:
1470 * @obj: a pointer to the #AtspiAccessible instance to query.
1472 * Query whether the specified #AtspiAccessible implements the
1473 * #AtspiHyperlink interface.
1475 * Returns: #TRUE if @obj implements the #AtspiHypertext interface,
1479 atspi_accessible_is_hyperlink (AtspiAccessible *obj)
1481 return _atspi_accessible_is_a (obj,
1482 atspi_interface_hyperlink);
1486 * atspi_accessible_is_image:
1487 * @obj: a pointer to the #AtspiAccessible instance to query.
1489 * Query whether the specified #AtspiAccessible implements the
1490 * #AtspiImage interface.
1492 * Returns: #TRUE if @obj implements the #AtspiImage interface,
1496 atspi_accessible_is_image (AtspiAccessible *obj)
1498 return _atspi_accessible_is_a (obj,
1499 atspi_interface_image);
1503 * atspi_accessible_is_selection:
1504 * @obj: a pointer to the #AtspiAccessible instance to query.
1506 * Query whether the specified #AtspiAccessible implements the
1507 * #AtspiSelection interface.
1509 * Returns: #TRUE if @obj implements the #AtspiSelection interface,
1513 atspi_accessible_is_selection (AtspiAccessible *obj)
1515 return _atspi_accessible_is_a (obj,
1516 atspi_interface_selection);
1520 * atspi_accessible_is_table:
1521 * @obj: a pointer to the #AtspiAccessible instance to query.
1523 * Query whether the specified #AtspiAccessible implements the
1524 * #AtspiTable interface.
1526 * Returns: #TRUE if @obj implements the #AtspiTable interface,
1530 atspi_accessible_is_table (AtspiAccessible *obj)
1532 return _atspi_accessible_is_a (obj,
1533 atspi_interface_table);
1537 * atspi_accessible_is_table_cell:
1538 * @obj: a pointer to the #AtspiAccessible instance to query.
1540 * Query whether the specified #AtspiAccessible implements the
1541 * #AtspiTableCell interface.
1543 * Returns: #TRUE if @obj implements the #AtspiTable interface,
1547 atspi_accessible_is_table_cell (AtspiAccessible *obj)
1549 return _atspi_accessible_is_a (obj,
1550 atspi_interface_table_cell);
1554 * atspi_accessible_is_streamable_content:
1555 * @obj: a pointer to the #AtspiAccessible instance to query.
1557 * Query whether the specified #AtspiAccessible implements the
1558 * #AtspiStreamableContent interface.
1560 * Returns: #TRUE if @obj implements the #AtspiStreamableContent interface,
1564 atspi_accessible_is_streamable_content (AtspiAccessible *obj)
1567 return _atspi_accessible_is_a (obj,
1568 atspi_interface_streamable_content);
1570 g_warning ("Streamable content not implemented");
1576 * atspi_accessible_is_text:
1577 * @obj: a pointer to the #AtspiAccessible instance to query.
1579 * Query whether the specified #AtspiAccessible implements the
1580 * #AtspiText interface.
1582 * Returns: #TRUE if @obj implements the #AtspiText interface,
1586 atspi_accessible_is_text (AtspiAccessible *obj)
1588 return _atspi_accessible_is_a (obj,
1589 atspi_interface_text);
1593 * atspi_accessible_is_value:
1594 * @obj: a pointer to the #AtspiAccessible instance to query.
1596 * Query whether the specified #AtspiAccessible implements the
1597 * #AtspiValue interface.
1599 * Returns: #TRUE if @obj implements the #AtspiValue interface,
1603 atspi_accessible_is_value (AtspiAccessible *obj)
1605 return _atspi_accessible_is_a (obj,
1606 atspi_interface_value);
1610 * atspi_accessible_get_action: (rename-to atspi_accessible_get_action_iface)
1611 * @obj: a pointer to the #AtspiAccessible instance to query.
1613 * Gets the #AtspiAction interface for an #AtspiAccessible.
1615 * Returns: (transfer full): a pointer to an #AtspiAction interface
1616 * instance, or NULL if @obj does not implement #AtspiAction.
1618 * Deprecated: 2.10: Use atspi_accessible_get_action_iface instead.
1621 atspi_accessible_get_action (AtspiAccessible *accessible)
1623 return (_atspi_accessible_is_a (accessible, atspi_interface_action) ?
1624 g_object_ref (ATSPI_ACTION (accessible)) : NULL);
1628 * atspi_accessible_get_action_iface:
1629 * @obj: a pointer to the #AtspiAccessible instance to query.
1631 * Gets the #AtspiAction interface for an #AtspiAccessible.
1633 * Returns: (transfer full): a pointer to an #AtspiAction interface
1634 * instance, or NULL if @obj does not implement #AtspiAction.
1637 atspi_accessible_get_action_iface (AtspiAccessible *accessible)
1639 return (_atspi_accessible_is_a (accessible, atspi_interface_action) ?
1640 g_object_ref (ATSPI_ACTION (accessible)) : NULL);
1644 * atspi_accessible_get_collection: (rename-to atspi_accessible_get_collection_iface)
1645 * @obj: a pointer to the #AtspiAccessible instance to query.
1647 * Gets the #AtspiCollection interface for an #AtspiAccessible.
1649 * Returns: (transfer full): a pointer to an #AtspiCollection interface
1650 * instance, or NULL if @obj does not implement #AtspiCollection.
1652 * Deprecated: 2.10: Use atspi_accessible_get_collection_iface instead.
1655 atspi_accessible_get_collection (AtspiAccessible *accessible)
1657 return (_atspi_accessible_is_a (accessible, atspi_interface_collection) ?
1658 g_object_ref (ATSPI_COLLECTION (accessible)) : NULL);
1662 * atspi_accessible_get_collection_iface:
1663 * @obj: a pointer to the #AtspiAccessible instance to query.
1665 * Gets the #AtspiCollection interface for an #AtspiAccessible.
1667 * Returns: (transfer full): a pointer to an #AtspiCollection interface
1668 * instance, or NULL if @obj does not implement #AtspiCollection.
1671 atspi_accessible_get_collection_iface (AtspiAccessible *accessible)
1673 return (_atspi_accessible_is_a (accessible, atspi_interface_collection) ?
1674 g_object_ref (ATSPI_COLLECTION (accessible)) : NULL);
1678 * atspi_accessible_get_component: (rename-to atspi_accessible_get_component_iface)
1679 * @obj: a pointer to the #AtspiAccessible instance to query.
1681 * Gets the #AtspiComponent interface for an #AtspiAccessible.
1683 * Returns: (transfer full): a pointer to an #AtspiComponent interface
1684 * instance, or NULL if @obj does not implement #AtspiComponent.
1686 * Deprecated: 2.10: Use atspi_accessible_get_component_iface instead.
1689 atspi_accessible_get_component (AtspiAccessible *obj)
1691 return (_atspi_accessible_is_a (obj, atspi_interface_component) ?
1692 g_object_ref (ATSPI_COMPONENT (obj)) : NULL);
1696 * atspi_accessible_get_component_iface:
1697 * @obj: a pointer to the #AtspiAccessible instance to query.
1699 * Gets the #AtspiComponent interface for an #AtspiAccessible.
1701 * Returns: (transfer full): a pointer to an #AtspiComponent interface
1702 * instance, or NULL if @obj does not implement #AtspiComponent.
1705 atspi_accessible_get_component_iface (AtspiAccessible *obj)
1707 return (_atspi_accessible_is_a (obj, atspi_interface_component) ?
1708 g_object_ref (ATSPI_COMPONENT (obj)) : NULL);
1712 * atspi_accessible_get_document: (rename-to atspi_accessible_get_document_iface)
1713 * @obj: a pointer to the #AtspiAccessible instance to query.
1715 * Gets the #AtspiDocument interface for an #AtspiAccessible.
1717 * Returns: (transfer full): a pointer to an #AtspiDocument interface
1718 * instance, or NULL if @obj does not implement #AtspiDocument.
1720 * Deprecated: 2.10: Use atspi_accessible_get_document_iface instead.
1723 atspi_accessible_get_document (AtspiAccessible *accessible)
1725 return (_atspi_accessible_is_a (accessible, atspi_interface_document) ?
1726 g_object_ref (ATSPI_DOCUMENT (accessible)) : NULL);
1730 * atspi_accessible_get_document_iface:
1731 * @obj: a pointer to the #AtspiAccessible instance to query.
1733 * Gets the #AtspiDocument interface for an #AtspiAccessible.
1735 * Returns: (transfer full): a pointer to an #AtspiDocument interface
1736 * instance, or NULL if @obj does not implement #AtspiDocument.
1739 atspi_accessible_get_document_iface (AtspiAccessible *accessible)
1741 return (_atspi_accessible_is_a (accessible, atspi_interface_document) ?
1742 g_object_ref (ATSPI_DOCUMENT (accessible)) : NULL);
1746 * atspi_accessible_get_editable_text: (rename-to atspi_accessible_get_editable_text_iface)
1747 * @obj: a pointer to the #AtspiAccessible instance to query.
1749 * Gets the #AtspiEditableText interface for an #AtspiAccessible.
1751 * Returns: (transfer full): a pointer to an #AtspiEditableText interface
1752 * instance, or NULL if @obj does not implement #AtspiEditableText.
1754 * Deprecated: 2.10: Use atspi_accessible_get_editable_text_iface instead.
1757 atspi_accessible_get_editable_text (AtspiAccessible *accessible)
1759 return (_atspi_accessible_is_a (accessible, atspi_interface_editable_text) ?
1760 g_object_ref (ATSPI_EDITABLE_TEXT (accessible)) : NULL);
1764 * atspi_accessible_get_editable_text_iface:
1765 * @obj: a pointer to the #AtspiAccessible instance to query.
1767 * Gets the #AtspiEditableText interface for an #AtspiAccessible.
1769 * Returns: (transfer full): a pointer to an #AtspiEditableText interface
1770 * instance, or NULL if @obj does not implement #AtspiEditableText.
1773 atspi_accessible_get_editable_text_iface (AtspiAccessible *accessible)
1775 return (_atspi_accessible_is_a (accessible, atspi_interface_editable_text) ?
1776 g_object_ref (ATSPI_EDITABLE_TEXT (accessible)) : NULL);
1780 * atspi_accessible_get_hyperlink:
1781 * @obj: a pointer to the #AtspiAccessible object on which to operate.
1783 * Gets the #AtspiHyperlink interface for an #AtspiAccessible.
1785 * Returns: (transfer full): the #AtspiHyperlink object associated with
1786 * the given #AtspiAccessible, or NULL if not supported.
1789 atspi_accessible_get_hyperlink (AtspiAccessible *accessible)
1791 return (_atspi_accessible_is_a (accessible, atspi_interface_hyperlink) ?
1792 _atspi_hyperlink_new (accessible->parent.app, accessible->parent.path) : NULL);
1796 * atspi_accessible_get_hypertext: (rename-to atspi_accessible_get_hypertext_iface)
1797 * @obj: a pointer to the #AtspiAccessible instance to query.
1799 * Gets the #AtspiHypertext interface for an #AtspiAccessible.
1801 * Returns: (transfer full): a pointer to an #AtspiHypertext interface
1802 * instance, or NULL if @obj does not implement #AtspiHypertext.
1804 * Deprecated: 2.10: Use atspi_accessible_get_hypertext_iface instead.
1807 atspi_accessible_get_hypertext (AtspiAccessible *accessible)
1809 return (_atspi_accessible_is_a (accessible, atspi_interface_hypertext) ?
1810 g_object_ref (ATSPI_HYPERTEXT (accessible)) : NULL);
1814 * atspi_accessible_get_hypertext_iface:
1815 * @obj: a pointer to the #AtspiAccessible instance to query.
1817 * Gets the #AtspiHypertext interface for an #AtspiAccessible.
1819 * Returns: (transfer full): a pointer to an #AtspiHypertext interface
1820 * instance, or NULL if @obj does not implement #AtspiHypertext.
1823 atspi_accessible_get_hypertext_iface (AtspiAccessible *accessible)
1825 return (_atspi_accessible_is_a (accessible, atspi_interface_hypertext) ?
1826 g_object_ref (ATSPI_HYPERTEXT (accessible)) : NULL);
1830 * atspi_accessible_get_image: (rename-to atspi_accessible_get_image_iface)
1831 * @obj: a pointer to the #AtspiAccessible instance to query.
1833 * Gets the #AtspiImage interface for an #AtspiAccessible.
1835 * Returns: (transfer full): a pointer to an #AtspiImage interface instance, or
1836 * NULL if @obj does not implement #AtspiImage.
1838 * Deprecated: 2.10: Use atspi_accessible_get_image_iface instead.
1841 atspi_accessible_get_image (AtspiAccessible *accessible)
1843 return (_atspi_accessible_is_a (accessible, atspi_interface_image) ?
1844 g_object_ref (ATSPI_IMAGE (accessible)) : NULL);
1848 * atspi_accessible_get_image_iface:
1849 * @obj: a pointer to the #AtspiAccessible instance to query.
1851 * Gets the #AtspiImage interface for an #AtspiAccessible.
1853 * Returns: (transfer full): a pointer to an #AtspiImage interface instance, or
1854 * NULL if @obj does not implement #AtspiImage.
1857 atspi_accessible_get_image_iface (AtspiAccessible *accessible)
1859 return (_atspi_accessible_is_a (accessible, atspi_interface_image) ?
1860 g_object_ref (ATSPI_IMAGE (accessible)) : NULL);
1864 * atspi_accessible_get_selection: (rename-to atspi_accessible_get_selection_iface)
1865 * @obj: a pointer to the #AtspiAccessible instance to query.
1867 * Gets the #AtspiSelection interface for an #AtspiAccessible.
1869 * Returns: (transfer full): a pointer to an #AtspiSelection interface
1870 * instance, or NULL if @obj does not implement #AtspiSelection.
1872 * Deprecated: 2.10: Use atspi_accessible_get_selection_iface instead.
1875 atspi_accessible_get_selection (AtspiAccessible *accessible)
1877 return (_atspi_accessible_is_a (accessible, atspi_interface_selection) ?
1878 g_object_ref (ATSPI_SELECTION (accessible)) : NULL);
1882 * atspi_accessible_get_selection_iface:
1883 * @obj: a pointer to the #AtspiAccessible instance to query.
1885 * Gets the #AtspiSelection interface for an #AtspiAccessible.
1887 * Returns: (transfer full): a pointer to an #AtspiSelection interface
1888 * instance, or NULL if @obj does not implement #AtspiSelection.
1891 atspi_accessible_get_selection_iface (AtspiAccessible *accessible)
1893 return (_atspi_accessible_is_a (accessible, atspi_interface_selection) ?
1894 g_object_ref (ATSPI_SELECTION (accessible)) : NULL);
1899 * atspi_accessible_get_streamable_content:
1900 * @obj: a pointer to the #AtspiAccessible instance to query.
1902 * Gets the #AtspiStreamableContent interface for an #AtspiAccessible.
1904 * Returns: (transfer full): a pointer to an #AtspiStreamableContent interface
1905 * instance, or NULL if @obj does not implement #AtspiStreamableContent.
1907 AtspiStreamableContent *
1908 atspi_accessible_get_streamable_content (AtspiAccessible *accessible)
1910 return (_atspi_accessible_is_a (accessible, atspi_interface_streamable_content) ?
1916 * atspi_accessible_get_table: (rename-to atspi_accessible_get_table_iface)
1917 * @obj: a pointer to the #AtspiAccessible instance to query.
1919 * Gets the #AtspiTable interface for an #AtspiAccessible.
1921 * Returns: (transfer full): a pointer to an #AtspiTable interface instance, or
1922 * NULL if @obj does not implement #AtspiTable.
1924 * Deprecated: 2.10: Use atspi_accessible_get_table_iface instead.
1927 atspi_accessible_get_table (AtspiAccessible *obj)
1929 return (_atspi_accessible_is_a (obj, atspi_interface_table) ?
1930 g_object_ref (ATSPI_TABLE (obj)) : NULL);
1934 * atspi_accessible_get_table_iface:
1935 * @obj: a pointer to the #AtspiAccessible instance to query.
1937 * Gets the #AtspiTable interface for an #AtspiAccessible.
1939 * Returns: (transfer full): a pointer to an #AtspiTable interface instance, or
1940 * NULL if @obj does not implement #AtspiTable.
1943 atspi_accessible_get_table_iface (AtspiAccessible *obj)
1945 return (_atspi_accessible_is_a (obj, atspi_interface_table) ?
1946 g_object_ref (ATSPI_TABLE (obj)) : NULL);
1950 * atspi_accessible_get_table_cell:
1951 * @obj: a pointer to the #AtspiAccessible instance to query.
1953 * Gets the #AtspiTableCell interface for an #AtspiAccessible.
1955 * Returns: (transfer full): a pointer to an #AtspiTableCell interface instance,
1956 * or NULL if @obj does not implement #AtspiTable.
1959 atspi_accessible_get_table_cell (AtspiAccessible *obj)
1961 return (_atspi_accessible_is_a (obj, atspi_interface_table_cell) ?
1962 g_object_ref (ATSPI_TABLE_CELL (obj)) : NULL);
1966 * atspi_accessible_get_text: (rename-to atspi_accessible_get_text_iface)
1967 * @obj: a pointer to the #AtspiAccessible instance to query.
1969 * Gets the #AtspiTable interface for an #AtspiAccessible.
1971 * Returns: (transfer full): a pointer to an #AtspiText interface instance, or
1972 * NULL if @obj does not implement #AtspiText.
1974 * Deprecated: 2.10: Use atspi_accessible_get_text_iface instead.
1977 atspi_accessible_get_text (AtspiAccessible *obj)
1979 return (_atspi_accessible_is_a (obj, atspi_interface_text) ?
1980 g_object_ref (ATSPI_TEXT (obj)) : NULL);
1984 * atspi_accessible_get_text_iface:
1985 * @obj: a pointer to the #AtspiAccessible instance to query.
1987 * Gets the #AtspiTable interface for an #AtspiAccessible.
1989 * Returns: (transfer full): a pointer to an #AtspiText interface instance, or
1990 * NULL if @obj does not implement #AtspiText.
1993 atspi_accessible_get_text_iface (AtspiAccessible *obj)
1995 return (_atspi_accessible_is_a (obj, atspi_interface_text) ?
1996 g_object_ref (ATSPI_TEXT (obj)) : NULL);
2000 * atspi_accessible_get_value: (rename-to atspi_accessible_get_value_iface)
2001 * @obj: a pointer to the #AtspiAccessible instance to query.
2003 * Gets the #AtspiTable interface for an #AtspiAccessible.
2005 * Returns: (transfer full): a pointer to an #AtspiValue interface instance, or
2006 * NULL if @obj does not implement #AtspiValue.
2008 * Deprecated: 2.10: Use atspi_accessible_get_value_iface instead.
2011 atspi_accessible_get_value (AtspiAccessible *accessible)
2013 return (_atspi_accessible_is_a (accessible, atspi_interface_value) ?
2014 g_object_ref (ATSPI_VALUE (accessible)) : NULL);
2018 * atspi_accessible_get_value_iface:
2019 * @obj: a pointer to the #AtspiAccessible instance to query.
2021 * Gets the #AtspiTable interface for an #AtspiAccessible.
2023 * Returns: (transfer full): a pointer to an #AtspiValue interface instance, or
2024 * NULL if @obj does not implement #AtspiValue.
2027 atspi_accessible_get_value_iface (AtspiAccessible *accessible)
2029 return (_atspi_accessible_is_a (accessible, atspi_interface_value) ?
2030 g_object_ref (ATSPI_VALUE (accessible)) : NULL);
2034 append_const_val (GArray *array, const gchar *val)
2036 gchar *dup = g_strdup (val);
2039 g_array_append_val (array, dup);
2043 * atspi_accessible_get_interfaces:
2044 * @obj: The #AtspiAccessible to query.
2046 * A set of pointers to all interfaces supported by an #AtspiAccessible.
2048 * Returns: (element-type gchar*) (transfer full): A #GArray of strings
2049 * describing the interfaces supported by the object. Interfaces are
2050 * denoted in short-hand (i.e. "Component", "Text" etc.).
2053 atspi_accessible_get_interfaces (AtspiAccessible *obj)
2055 GArray *ret = g_array_new (TRUE, TRUE, sizeof (gchar *));
2057 g_return_val_if_fail (obj != NULL, NULL);
2059 append_const_val (ret, "Accessible");
2060 if (atspi_accessible_is_action (obj))
2061 append_const_val (ret, "Action");
2062 if (atspi_accessible_is_collection (obj))
2063 append_const_val (ret, "Collection");
2064 if (atspi_accessible_is_component (obj))
2065 append_const_val (ret, "Component");
2066 if (atspi_accessible_is_document (obj))
2067 append_const_val (ret, "Document");
2068 if (atspi_accessible_is_editable_text (obj))
2069 append_const_val (ret, "EditableText");
2070 if (atspi_accessible_is_hypertext (obj))
2071 append_const_val (ret, "Hypertext");
2072 if (atspi_accessible_is_hyperlink (obj))
2073 append_const_val (ret, "Hyperlink");
2074 if (atspi_accessible_is_image (obj))
2075 append_const_val (ret, "Image");
2076 if (atspi_accessible_is_selection (obj))
2077 append_const_val (ret, "Selection");
2078 if (atspi_accessible_is_table (obj))
2079 append_const_val (ret, "Table");
2080 if (atspi_accessible_is_table_cell (obj))
2081 append_const_val (ret, "TableCell");
2082 if (atspi_accessible_is_text (obj))
2083 append_const_val (ret, "Text");
2084 if (atspi_accessible_is_value (obj))
2085 append_const_val (ret, "Value");
2091 _atspi_accessible_new (AtspiApplication *app, const gchar *path)
2093 AtspiAccessible *accessible;
2095 accessible = g_object_new (ATSPI_TYPE_ACCESSIBLE, NULL);
2096 g_return_val_if_fail (accessible != NULL, NULL);
2098 accessible->parent.app = g_object_ref (app);
2099 accessible->parent.path = g_strdup (path);
2105 * atspi_accessible_set_cache_mask:
2106 * @accessible: The #AtspiAccessible to operate on. Must be the desktop or
2107 * the root of an application.
2108 * @mask: An #AtspiCache specifying a bit mask of the types of data to cache.
2110 * Sets the type of data to cache for accessibles.
2111 * If this is not set for an application or is reset to ATSPI_CACHE_UNDEFINED,
2112 * then the desktop's cache flag will be used.
2113 * If the desktop's cache flag is also undefined, then all possible data will
2115 * This function is intended to work around bugs in toolkits where the proper
2116 * events are not raised / to aid in testing for such bugs.
2119 atspi_accessible_set_cache_mask (AtspiAccessible *accessible, AtspiCache mask)
2121 g_return_if_fail (accessible != NULL);
2122 g_return_if_fail (accessible->parent.app != NULL);
2123 g_return_if_fail (accessible == accessible->parent.app->root);
2124 accessible->parent.app->cache = mask;
2125 enable_caching = TRUE;
2129 * atspi_accessible_clear_cache:
2130 * @accessible: The #AtspiAccessible whose cache to clear.
2132 * Clears the cached information for the given accessible and all of its
2136 atspi_accessible_clear_cache (AtspiAccessible *accessible)
2142 accessible->cached_properties = ATSPI_CACHE_NONE;
2143 for (l = accessible->children; l; l = l->next)
2144 atspi_accessible_clear_cache (l->data);
2149 * atspi_accessible_get_process_id:
2150 * @accessible: The #AtspiAccessible to query.
2151 * @error: a pointer to a %NULL #GError pointer
2153 * Returns the process id associated with the given accessible. Mainly
2154 * added for debugging; it is a shortcut to explicitly querying the
2155 * accessible's app->bus_name and then calling GetConnectionUnixProcessID.
2157 * Returns: The process ID or undetermined value if @error is set.
2160 atspi_accessible_get_process_id (AtspiAccessible *accessible, GError **error)
2162 DBusMessage *message, *reply;
2163 DBusConnection *bus = _atspi_bus ();
2164 dbus_uint32_t pid = -1;
2167 if (!accessible->parent.app || !accessible->parent.app->bus_name)
2169 g_set_error_literal(error, ATSPI_ERROR, ATSPI_ERROR_IPC, "Process is defunct");
2173 message = dbus_message_new_method_call ("org.freedesktop.DBus",
2174 "/org/freedesktop/DBus",
2175 "org.freedesktop.DBus",
2176 "GetConnectionUnixProcessID");
2177 dbus_message_append_args (message, DBUS_TYPE_STRING,
2178 &accessible->parent.app->bus_name,
2180 dbus_error_init (&d_error);
2181 reply = dbus_connection_send_with_reply_and_block (bus, message, -1, &d_error);
2182 dbus_message_unref (message);
2185 if (!strcmp (dbus_message_get_signature (reply), "u"))
2186 dbus_message_get_args (reply, NULL, DBUS_TYPE_UINT32, &pid, DBUS_TYPE_INVALID);
2187 dbus_message_unref (reply);
2189 if (dbus_error_is_set (&d_error))
2191 g_set_error_literal(error, ATSPI_ERROR, ATSPI_ERROR_IPC, "Process is defunct");
2192 dbus_error_free (&d_error);
2198 _atspi_accessible_get_cache_mask (AtspiAccessible *accessible)
2202 if (!accessible->parent.app)
2203 return ATSPI_CACHE_NONE;
2205 mask = accessible->parent.app->cache;
2206 if (mask == ATSPI_CACHE_UNDEFINED &&
2207 accessible->parent.app->root &&
2208 accessible->parent.app->root->accessible_parent)
2210 AtspiAccessible *desktop = atspi_get_desktop (0);
2211 mask = desktop->parent.app->cache;
2212 g_object_unref (desktop);
2215 if (mask == ATSPI_CACHE_UNDEFINED)
2216 mask = ATSPI_CACHE_DEFAULT;
2222 _atspi_accessible_test_cache (AtspiAccessible *accessible, AtspiCache flag)
2224 AtspiCache mask = _atspi_accessible_get_cache_mask (accessible);
2225 AtspiCache result = accessible->cached_properties & mask & flag;
2226 if (accessible->states && atspi_state_set_contains (accessible->states, ATSPI_STATE_TRANSIENT))
2228 return (result != 0 && (atspi_main_loop || enable_caching ||
2229 flag == ATSPI_CACHE_INTERFACES) &&
2234 _atspi_accessible_add_cache (AtspiAccessible *accessible, AtspiCache flag)
2236 AtspiCache mask = _atspi_accessible_get_cache_mask (accessible);
2238 accessible->cached_properties |= flag & mask;
2242 * atspi_accessible_get_locale:
2243 * @accessible: an #AtspiAccessible
2245 * Gets a UTF-8 string indicating the POSIX-style LC_MESSAGES locale
2250 * Returns: a UTF-8 string indicating the POSIX-style LC_MESSAGES
2251 * locale of @accessible.
2254 atspi_accessible_get_object_locale (AtspiAccessible *accessible, GError **error)
2258 g_return_val_if_fail (accessible != NULL, NULL);
2260 locale = g_object_get_qdata (G_OBJECT (accessible), quark_locale);
2263 if (!_atspi_dbus_get_property (accessible, atspi_interface_accessible,
2264 "Locale", error, "s", &locale))
2267 g_object_set_qdata_full (G_OBJECT (accessible), quark_locale, locale,
2274 free_value (gpointer data)
2276 GValue *value = data;
2278 g_value_unset (value);
2283 _atspi_accessible_ref_cache (AtspiAccessible *accessible)
2285 AtspiAccessiblePrivate *priv = accessible->priv;
2287 priv->cache_ref_count++;
2289 return g_hash_table_ref (priv->cache);
2290 priv->cache = g_hash_table_new_full (g_str_hash, g_str_equal, g_free,
2296 _atspi_accessible_unref_cache (AtspiAccessible *accessible)
2298 AtspiAccessiblePrivate *priv = accessible->priv;
2302 g_hash_table_unref (priv->cache);
2303 if (--priv->cache_ref_count == 0)