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;
563 static unsigned char are_objects_on_the_same_bus(AtspiAccessible *obj1, AtspiAccessible *obj2)
565 const char *bus_name_1 = obj1->parent.app->bus_name;
566 const char *bus_name_2 = obj2->parent.app->bus_name;
567 return strcmp(bus_name_1, bus_name_2) == 0;
570 static unsigned char object_is_valid(AtspiAccessible *obj)
574 AtspiStateSet *ss = atspi_accessible_get_state_set(obj);
577 unsigned char valid = atspi_state_set_contains(ss, ATSPI_STATE_DEFUNCT) == 0;
583 NEIGHBOR_SEARCH_MODE_NORMAL = 0,
584 NEIGHBOR_SEARCH_MODE_RECURSE_FROM_ROOT = 1,
585 NEIGHBOR_SEARCH_MODE_CONTINUE_AFTER_FAILED_RECURSING = 2,
586 NEIGHBOR_SEARCH_MODE_RECURSE_TO_OUTSIDE = 3,
587 } GetNeighborSearchMode;
589 * atspi_accessible_get_neighbor:
590 * @root: a pointer to a #AtspiAccessible, which represents current root of subtree to search
591 * @start: a pointer to the #AtspiAccessible to start search from (can be null, which means start from root)
592 * @direction: direction, in which search (forward or backward)
594 * Calculates next (or previous) accessible element in logical order or null if none found.
596 * Returns: (nullable) (transfer full): a pointer to an
597 * #AtspiAccessible element, which is next (previous) in logical order or null if none found.
600 atspi_accessible_get_neighbor (AtspiAccessible *root,
601 AtspiAccessible *start,
602 AtspiNeighborSearchDirection direction,
605 g_return_val_if_fail (object_is_valid(root), NULL);
606 if (!object_is_valid(start))
608 const char *root_path = ATSPI_OBJECT(root)->path;
609 AtspiAccessible *return_value = NULL;
611 unsigned char recurse;
612 GetNeighborSearchMode search_mode = NEIGHBOR_SEARCH_MODE_NORMAL;
613 GQueue *children_root_stack = g_queue_new();
614 DBusMessageIter iter;
617 const char *path = are_objects_on_the_same_bus(root, start) ? root_path : "";
618 DBusMessage *reply = _atspi_dbus_call_partial (start, atspi_interface_accessible, "GetNeighbor", error, "sii", path, (int)direction, (int)search_mode);
620 _ATSPI_DBUS_CHECK_SIG (reply, "(so)y", error, NULL);
621 dbus_message_iter_init (reply, &iter);
622 AtspiAccessible *ret = _atspi_dbus_return_accessible_from_iter (&iter);
624 unsigned char value = 0;
625 dbus_message_iter_get_basic (&iter, &value);
626 dbus_message_iter_next (&iter);
627 recurse = (value != 0);
629 dbus_message_unref(reply);
631 // got return value and request for recursive search, it means ret is on another bridge, than start
632 // thus we're recursing. should the recurse failed to find anything it will end with
633 if (ret && recurse) {
634 g_object_unref(G_OBJECT(start));
637 if (are_objects_on_the_same_bus(root, ret))
639 search_mode = NEIGHBOR_SEARCH_MODE_RECURSE_TO_OUTSIDE;
643 g_queue_push_tail(children_root_stack, ret);
644 search_mode = NEIGHBOR_SEARCH_MODE_RECURSE_FROM_ROOT;
648 // found the one we've been looking for
650 g_object_unref(G_OBJECT(start));
655 // we've stepped into different bridges previously and now we're going back to the last one
656 // and continuing search where we left
657 if (!g_queue_is_empty(children_root_stack)) {
658 g_object_unref(G_OBJECT(start));
659 start = g_queue_pop_tail(children_root_stack);
661 search_mode = NEIGHBOR_SEARCH_MODE_CONTINUE_AFTER_FAILED_RECURSING;
664 // there's no more bridges to check, but we might have started from one
665 // in that case there might be bridges "below" start, which we yet have to visit
666 if (!are_objects_on_the_same_bus(root, start)) {
667 unsigned char continue_loop = 1;
668 while(continue_loop) {
669 AtspiAccessible *parent = atspi_accessible_get_parent(start, NULL);
670 continue_loop = parent ? are_objects_on_the_same_bus(start, parent) : 0;
671 g_object_unref(G_OBJECT(start));
675 // going up thru parents put us in weird place (we didnt meet root on the way)
680 // start object now points to different bridge and must be treated as "resume after recursing"
681 search_mode = NEIGHBOR_SEARCH_MODE_CONTINUE_AFTER_FAILED_RECURSING;
686 g_object_unref(start);
690 while(!g_queue_is_empty(children_root_stack))
691 g_object_unref(g_queue_pop_tail(children_root_stack));
692 g_queue_free(children_root_stack);
698 * atspi_accessible_get_description:
699 * @obj: a pointer to the #AtspiAccessible object on which to operate.
701 * Gets the description of an #AtspiAccessible object.
703 * Returns: a UTF-8 string describing the #AtspiAccessible object
704 * or NULL on exception.
707 atspi_accessible_get_description (AtspiAccessible *obj, GError **error)
709 g_return_val_if_fail (obj != NULL, g_strdup (""));
711 if (!_atspi_accessible_test_cache (obj, ATSPI_CACHE_DESCRIPTION))
713 if (!_atspi_dbus_get_property (obj, atspi_interface_accessible,
714 "Description", error, "s",
716 return g_strdup ("");
717 _atspi_accessible_add_cache (obj, ATSPI_CACHE_DESCRIPTION);
719 return g_strdup (obj->description);
722 const char *str_parent = "Parent";
725 * atspi_accessible_get_parent:
726 * @obj: a pointer to the #AtspiAccessible object to query.
728 * Gets an #AtspiAccessible object's parent container.
730 * Returns: (nullable) (transfer full): a pointer to the
731 * #AtspiAccessible object which contains the given
732 * #AtspiAccessible instance, or NULL if the @obj has no
737 atspi_accessible_get_parent (AtspiAccessible *obj, GError **error)
739 g_return_val_if_fail (obj != NULL, NULL);
741 if (obj->parent.app &&
742 !_atspi_accessible_test_cache (obj, ATSPI_CACHE_PARENT))
744 DBusMessage *message, *reply;
745 DBusMessageIter iter, iter_variant;
746 message = dbus_message_new_method_call (obj->parent.app->bus_name,
748 DBUS_INTERFACE_PROPERTIES, "Get");
751 dbus_message_append_args (message, DBUS_TYPE_STRING, &atspi_interface_accessible,
752 DBUS_TYPE_STRING, &str_parent,
754 reply = _atspi_dbus_send_with_reply_and_block (message, error);
757 if (strcmp (dbus_message_get_signature (reply), "v") != 0)
759 dbus_message_unref (reply);
762 dbus_message_iter_init (reply, &iter);
763 dbus_message_iter_recurse (&iter, &iter_variant);
764 obj->accessible_parent = _atspi_dbus_return_accessible_from_iter (&iter_variant);
765 dbus_message_unref (reply);
766 _atspi_accessible_add_cache (obj, ATSPI_CACHE_PARENT);
768 if (!obj->accessible_parent)
770 return g_object_ref (obj->accessible_parent);
774 * atspi_accessible_get_child_count:
775 * @obj: a pointer to the #AtspiAccessible object on which to operate.
777 * Gets the number of children contained by an #AtspiAccessible object.
779 * Returns: a #long indicating the number of #AtspiAccessible children
780 * contained by an #AtspiAccessible object or -1 on exception.
784 atspi_accessible_get_child_count (AtspiAccessible *obj, GError **error)
786 g_return_val_if_fail (obj != NULL, -1);
788 if (!_atspi_accessible_test_cache (obj, ATSPI_CACHE_CHILDREN))
791 if (!_atspi_dbus_get_property (obj, atspi_interface_accessible,
792 "ChildCount", error, "i", &ret))
797 return g_list_length (obj->children);
801 * atspi_accessible_get_child_at_index:
802 * @obj: a pointer to the #AtspiAccessible object on which to operate.
803 * @child_index: a #long indicating which child is specified.
805 * Gets the #AtspiAccessible child of an #AtspiAccessible object at a given index.
807 * Returns: (transfer full): a pointer to the #AtspiAccessible child object at
808 * index @child_index or NULL on exception.
811 atspi_accessible_get_child_at_index (AtspiAccessible *obj,
815 AtspiAccessible *child;
817 g_return_val_if_fail (obj != NULL, NULL);
819 if (!_atspi_accessible_test_cache (obj, ATSPI_CACHE_CHILDREN))
822 reply = _atspi_dbus_call_partial (obj, atspi_interface_accessible,
823 "GetChildAtIndex", error, "i",
825 return _atspi_dbus_return_accessible_from_message (reply);
828 child = g_list_nth_data (obj->children, child_index);
831 return g_object_ref (child);
835 * atspi_accessible_get_index_in_parent:
836 * @obj: a pointer to the #AtspiAccessible object on which to operate.
838 * Gets the index of an #AtspiAccessible object within its parent's
839 * #AtspiAccessible children list.
841 * Returns: a #glong indicating the index of the #AtspiAccessible object
843 * or -1 if @obj has no containing parent or on exception.
846 atspi_accessible_get_index_in_parent (AtspiAccessible *obj, GError **error)
851 g_return_val_if_fail (obj != NULL, -1);
852 if (_atspi_accessible_test_cache (obj, ATSPI_CACHE_PARENT) &&
853 !obj->accessible_parent)
855 if (!obj->accessible_parent ||
856 !_atspi_accessible_test_cache (obj->accessible_parent,
857 ATSPI_CACHE_CHILDREN))
859 dbus_int32_t ret = -1;
860 _atspi_dbus_call (obj, atspi_interface_accessible,
861 "GetIndexInParent", NULL, "=>i", &ret);
865 l = obj->accessible_parent->children;
868 if (l->data == obj) return i;
879 } Accessibility_Relation;
882 * atspi_accessible_get_relation_set:
883 * @obj: a pointer to the #AtspiAccessible object on which to operate.
885 * Gets the set of #AtspiRelation objects which describes this #AtspiAccessible object's
886 * relationships with other #AtspiAccessible objects.
888 * Returns: (element-type AtspiRelation*) (transfer full): a #GArray of
889 * #AtspiRelation pointers or NULL on exception.
892 atspi_accessible_get_relation_set (AtspiAccessible *obj, GError **error)
895 DBusMessageIter iter, iter_array;
898 g_return_val_if_fail (obj != NULL, NULL);
900 reply = _atspi_dbus_call_partial (obj, atspi_interface_accessible, "GetRelationSet", error, "");
903 _ATSPI_DBUS_CHECK_SIG (reply, "a(ua(so))", error, NULL);
905 ret = g_array_new (TRUE, TRUE, sizeof (AtspiRelation *));
906 dbus_message_iter_init (reply, &iter);
907 dbus_message_iter_recurse (&iter, &iter_array);
908 while (dbus_message_iter_get_arg_type (&iter_array) != DBUS_TYPE_INVALID)
910 AtspiRelation *relation;
911 relation = _atspi_relation_new_from_iter (&iter_array);
912 ret = g_array_append_val (ret, relation);
913 dbus_message_iter_next (&iter_array);
915 dbus_message_unref (reply);
920 * atspi_accessible_get_role:
921 * @obj: a pointer to the #AtspiAccessible object on which to operate.
923 * Gets the UI role played by an #AtspiAccessible object.
924 * This role's name can be obtained via atspi_accessible_get_role_name ().
926 * Returns: the #AtspiRole of an #AtspiAccessible object.
930 atspi_accessible_get_role (AtspiAccessible *obj, GError **error)
932 g_return_val_if_fail (obj != NULL, ATSPI_ROLE_INVALID);
934 if (!_atspi_accessible_test_cache (obj, ATSPI_CACHE_ROLE))
937 /* TODO: Make this a property */
938 if (_atspi_dbus_call (obj, atspi_interface_accessible, "GetRole", error, "=>u", &role))
941 _atspi_accessible_add_cache (obj, ATSPI_CACHE_ROLE);
948 * atspi_accessible_get_role_name:
949 * @obj: a pointer to the #AtspiAccessible object on which to operate.
951 * Gets a UTF-8 string corresponding to the name of the role played by an object.
952 * This method will return useful values for roles that fall outside the
953 * enumeration used in atspi_accessible_get_role ().
955 * Returns: a UTF-8 string specifying the type of UI role played by an
956 * #AtspiAccessible object.
960 atspi_accessible_get_role_name (AtspiAccessible *obj, GError **error)
962 gchar *retval = NULL;
965 g_return_val_if_fail (obj != NULL, NULL);
967 role = atspi_accessible_get_role (obj, error);
968 if (role >= 0 && role < ATSPI_ROLE_COUNT && role != ATSPI_ROLE_EXTENDED)
969 return atspi_role_get_name (role);
971 _atspi_dbus_call (obj, atspi_interface_accessible, "GetRoleName", error, "=>s", &retval);
974 retval = g_strdup ("");
980 * atspi_accessible_get_localized_role_name:
981 * @obj: a pointer to the #AtspiAccessible object on which to operate.
983 * Gets a UTF-8 string corresponding to the name of the role played by an
984 * object, translated to the current locale.
985 * This method will return useful values for roles that fall outside the
986 * enumeration used in atspi_accessible_getRole ().
988 * Returns: a localized, UTF-8 string specifying the type of UI role played
989 * by an #AtspiAccessible object.
993 atspi_accessible_get_localized_role_name (AtspiAccessible *obj, GError **error)
997 g_return_val_if_fail (obj != NULL, NULL);
999 _atspi_dbus_call (obj, atspi_interface_accessible, "GetLocalizedRoleName", error, "=>s", &retval);
1002 return g_strdup ("");
1007 static AtspiStateSet *
1010 AtspiStateSet *set = atspi_state_set_new (NULL);
1011 atspi_state_set_add (set, ATSPI_STATE_DEFUNCT);
1016 * atspi_accessible_get_state_set:
1017 * @obj: a pointer to the #AtspiAccessible object on which to operate.
1019 * Gets the states currently held by an object.
1021 * Returns: (transfer full): a pointer to an #AtspiStateSet representing an
1022 * object's current state set.
1025 atspi_accessible_get_state_set (AtspiAccessible *obj)
1027 /* TODO: Should take a GError **, but would be an API break */
1028 if (!obj->parent.app || !obj->parent.app->bus)
1029 return defunct_set ();
1031 if (!_atspi_accessible_test_cache (obj, ATSPI_CACHE_STATES))
1034 DBusMessageIter iter;
1035 reply = _atspi_dbus_call_partial (obj, atspi_interface_accessible,
1036 "GetState", NULL, "");
1037 _ATSPI_DBUS_CHECK_SIG (reply, "au", NULL, defunct_set ());
1038 dbus_message_iter_init (reply, &iter);
1039 _atspi_dbus_set_state (obj, &iter);
1040 dbus_message_unref (reply);
1041 _atspi_accessible_add_cache (obj, ATSPI_CACHE_STATES);
1043 return g_object_ref (obj->states);
1047 * atspi_accessible_get_attributes:
1048 * @obj: The #AtspiAccessible being queried.
1050 * Gets the #AttributeSet representing any assigned
1051 * name-value pair attributes or annotations for this object.
1052 * For typographic, textual, or textually-semantic attributes, see
1053 * atspi_text_get_attributes instead.
1055 * Returns: (element-type gchar* gchar*) (transfer full): The name-value-pair
1056 * attributes assigned to this object.
1059 atspi_accessible_get_attributes (AtspiAccessible *obj, GError **error)
1061 DBusMessage *message;
1063 g_return_val_if_fail (obj != NULL, NULL);
1065 if (obj->priv->cache)
1067 GValue *val = g_hash_table_lookup (obj->priv->cache, "Attributes");
1069 return g_value_dup_boxed (val);
1072 if (!_atspi_accessible_test_cache (obj, ATSPI_CACHE_ATTRIBUTES))
1074 message = _atspi_dbus_call_partial (obj, atspi_interface_accessible,
1075 "GetAttributes", error, "");
1076 obj->attributes = _atspi_dbus_return_hash_from_message (message);
1077 _atspi_accessible_add_cache (obj, ATSPI_CACHE_ATTRIBUTES);
1080 if (!obj->attributes)
1082 return g_hash_table_ref (obj->attributes);
1086 add_to_attribute_array (gpointer key, gpointer value, gpointer data)
1088 GArray **array = (GArray **)data;
1089 gchar *str = g_strconcat (key, ":", value, NULL);
1090 *array = g_array_append_val (*array, str);
1094 * atspi_accessible_get_attributes_as_array:
1095 * @obj: The #AtspiAccessible being queried.
1097 * Gets a #GArray representing any assigned
1098 * name-value pair attributes or annotations for this object.
1099 * For typographic, textual, or textually-semantic attributes, see
1100 * atspi_text_get_attributes_as_array instead.
1102 * Returns: (element-type gchar*) (transfer full): The name-value-pair
1103 * attributes assigned to this object.
1106 atspi_accessible_get_attributes_as_array (AtspiAccessible *obj, GError **error)
1108 DBusMessage *message;
1110 g_return_val_if_fail (obj != NULL, NULL);
1112 if (obj->priv->cache)
1114 GValue *val = g_hash_table_lookup (obj->priv->cache, "Attributes");
1117 GArray *array = g_array_new (TRUE, TRUE, sizeof (gchar *));
1118 GHashTable *attributes = g_value_get_boxed (val);
1119 g_hash_table_foreach (attributes, add_to_attribute_array, &array);
1124 message = _atspi_dbus_call_partial (obj, atspi_interface_accessible, "GetAttributes", error, "");
1125 return _atspi_dbus_return_attribute_array_from_message (message);
1129 * atspi_accessible_get_application:
1130 * @obj: The #AtspiAccessible being queried.
1132 * Gets the containing #AtspiApplication for an object.
1134 * Returns: (transfer full): the containing #AtspiApplication instance for
1138 atspi_accessible_get_application (AtspiAccessible *obj, GError **error)
1140 AtspiAccessible *parent;
1145 parent = atspi_accessible_get_parent (obj, NULL);
1146 if (!parent && obj->parent.app &&
1147 atspi_accessible_get_role (obj, NULL) != ATSPI_ROLE_APPLICATION)
1149 AtspiAccessible *root = g_object_ref (obj->parent.app->root);
1152 g_object_unref (obj);
1153 if (atspi_accessible_get_role (root, NULL) == ATSPI_ROLE_DESKTOP_FRAME)
1155 g_object_unref (root);
1161 if (!parent || parent == obj ||
1162 atspi_accessible_get_role (parent, NULL) == ATSPI_ROLE_DESKTOP_FRAME)
1165 g_object_unref (parent);
1168 g_object_unref (obj);
1173 /* Application-specific methods */
1176 * atspi_accessible_get_toolkit_name:
1177 * @obj: a pointer to the #AtspiAccessible object on which to operate.
1179 * Gets the toolkit name for an #AtspiAccessible object.
1180 * Only works on application root objects.
1182 * Returns: a UTF-8 string indicating the toolkit name for the #AtspiAccessible object or NULL on exception.
1185 atspi_accessible_get_toolkit_name (AtspiAccessible *obj, GError **error)
1187 g_return_val_if_fail (obj != NULL, NULL);
1189 if (!obj->parent.app)
1192 if (!obj->parent.app->toolkit_name)
1193 _atspi_dbus_get_property (obj, atspi_interface_application, "ToolkitName",
1194 error, "s", &obj->parent.app->toolkit_name);
1196 return g_strdup (obj->parent.app->toolkit_name);
1200 * atspi_accessible_get_toolkit_version:
1201 * @obj: a pointer to the #AtspiAccessible object on which to operate.
1203 * Gets the toolkit version for an #AtspiAccessible object.
1204 * Only works on application root objects.
1206 * Returns: a UTF-8 string indicating the toolkit version for the #AtspiAccessible object or NULL on exception.
1209 atspi_accessible_get_toolkit_version (AtspiAccessible *obj, GError **error)
1211 g_return_val_if_fail (obj != NULL, NULL);
1213 if (!obj->parent.app)
1216 if (!obj->parent.app->toolkit_version)
1217 _atspi_dbus_get_property (obj, atspi_interface_application, "Version",
1218 error, "s", &obj->parent.app->toolkit_version);
1220 return g_strdup (obj->parent.app->toolkit_version);
1224 * atspi_accessible_get_atspi_version:
1225 * @obj: a pointer to the #AtspiAccessible object on which to operate.
1227 * Gets the AT-SPI IPC specification version supported by the application
1228 * pointed to by the #AtspiAccessible object.
1229 * Only works on application root objects.
1231 * Returns: a UTF-8 string indicating the AT-SPI version for the #AtspiAccessible object or NULL on exception.
1234 atspi_accessible_get_atspi_version (AtspiAccessible *obj, GError **error)
1236 g_return_val_if_fail (obj != NULL, NULL);
1238 if (!obj->parent.app)
1241 if (!obj->parent.app->atspi_version)
1242 _atspi_dbus_get_property (obj, atspi_interface_application, "AtspiVersion",
1243 error, "s", &obj->parent.app->atspi_version);
1245 return g_strdup (obj->parent.app->atspi_version);
1249 * atspi_accessible_get_id:
1250 * @obj: a pointer to the #AtspiAccessible object on which to operate.
1252 * Gets the application id for a #AtspiAccessible object.
1253 * Only works on application root objects.
1255 * Returns: a positive #gint indicating the id for the #AtspiAccessible object
1256 * or -1 on exception.
1259 atspi_accessible_get_id (AtspiAccessible *obj, GError **error)
1263 g_return_val_if_fail (obj != NULL, -1);
1265 if (!_atspi_dbus_get_property (obj, atspi_interface_application, "Id", error, "i", &ret))
1271 /* Interface query methods */
1274 _atspi_accessible_is_a (AtspiAccessible *accessible,
1275 const char *interface_name)
1279 if (accessible == NULL)
1284 if (!_atspi_accessible_test_cache (accessible, ATSPI_CACHE_INTERFACES))
1287 DBusMessageIter iter;
1288 reply = _atspi_dbus_call_partial (accessible, atspi_interface_accessible,
1289 "GetInterfaces", NULL, "");
1290 _ATSPI_DBUS_CHECK_SIG (reply, "as", NULL, FALSE);
1291 dbus_message_iter_init (reply, &iter);
1292 _atspi_dbus_set_interfaces (accessible, &iter);
1293 dbus_message_unref (reply);
1294 _atspi_accessible_add_cache (accessible, ATSPI_CACHE_INTERFACES);
1297 n = _atspi_get_iface_num (interface_name);
1298 if (n == -1) return FALSE;
1299 return (gboolean) ((accessible->interfaces & (1 << n))? TRUE: FALSE);
1303 * atspi_accessible_is_action:
1304 * @obj: a pointer to the #AtspiAccessible instance to query.
1306 * Query whether the specified #AtspiAccessible implements the
1307 * #AtspiAction interface.
1309 * Returns: #TRUE if @obj implements the #AtspiAction interface,
1313 atspi_accessible_is_action (AtspiAccessible *obj)
1315 return _atspi_accessible_is_a (obj,
1316 atspi_interface_action);
1320 * atspi_accessible_is_application:
1321 * @obj: a pointer to the #AtspiAccessible instance to query.
1323 * Query whether the specified #AtspiAccessible implements the
1324 * #AtspiApplication interface.
1326 * Returns: #TRUE if @obj implements the #AtspiApplication interface,
1330 atspi_accessible_is_application (AtspiAccessible *obj)
1332 return _atspi_accessible_is_a (obj,
1333 atspi_interface_application);
1337 * atspi_accessible_is_collection:
1338 * @obj: a pointer to the #AtspiAccessible instance to query.
1340 * Query whether the specified #AtspiAccessible implements the
1341 * #AtspiCollection interface.
1343 * Returns: #TRUE if @obj implements the #AtspiCollection interface,
1347 atspi_accessible_is_collection (AtspiAccessible *obj)
1349 return _atspi_accessible_is_a (obj,
1350 atspi_interface_collection);
1354 * atspi_accessible_is_component:
1355 * @obj: a pointer to the #AtspiAccessible instance to query.
1357 * Query whether the specified #AtspiAccessible implements #AtspiComponent.
1359 * Returns: #TRUE if @obj implements the #AtspiComponent interface,
1363 atspi_accessible_is_component (AtspiAccessible *obj)
1365 return _atspi_accessible_is_a (obj,
1366 atspi_interface_component);
1370 * atspi_accessible_is_document:
1371 * @obj: a pointer to the #AtspiAccessible instance to query.
1373 * Query whether the specified #AtspiAccessible implements the
1374 * #AtspiDocument interface.
1376 * Returns: #TRUE if @obj implements the #AtspiDocument interface,
1380 atspi_accessible_is_document (AtspiAccessible *obj)
1382 return _atspi_accessible_is_a (obj,
1383 atspi_interface_document);
1387 * atspi_accessible_is_editable_text:
1388 * @obj: a pointer to the #AtspiAccessible instance to query.
1390 * Query whether the specified #AtspiAccessible implements the
1391 * #AtspiEditableText interface.
1393 * Returns: #TRUE if @obj implements the #AtspiEditableText interface,
1397 atspi_accessible_is_editable_text (AtspiAccessible *obj)
1399 return _atspi_accessible_is_a (obj,
1400 atspi_interface_editable_text);
1404 * atspi_accessible_is_hypertext:
1405 * @obj: a pointer to the #AtspiAccessible instance to query.
1407 * Query whether the specified #AtspiAccessible implements the
1408 * #AtspiHypertext interface.
1410 * Returns: #TRUE if @obj implements the #AtspiHypertext interface,
1414 atspi_accessible_is_hypertext (AtspiAccessible *obj)
1416 return _atspi_accessible_is_a (obj,
1417 atspi_interface_hypertext);
1421 * atspi_accessible_is_hyperlink:
1422 * @obj: a pointer to the #AtspiAccessible instance to query.
1424 * Query whether the specified #AtspiAccessible implements the
1425 * #AtspiHyperlink interface.
1427 * Returns: #TRUE if @obj implements the #AtspiHypertext interface,
1431 atspi_accessible_is_hyperlink (AtspiAccessible *obj)
1433 return _atspi_accessible_is_a (obj,
1434 atspi_interface_hyperlink);
1438 * atspi_accessible_is_image:
1439 * @obj: a pointer to the #AtspiAccessible instance to query.
1441 * Query whether the specified #AtspiAccessible implements the
1442 * #AtspiImage interface.
1444 * Returns: #TRUE if @obj implements the #AtspiImage interface,
1448 atspi_accessible_is_image (AtspiAccessible *obj)
1450 return _atspi_accessible_is_a (obj,
1451 atspi_interface_image);
1455 * atspi_accessible_is_selection:
1456 * @obj: a pointer to the #AtspiAccessible instance to query.
1458 * Query whether the specified #AtspiAccessible implements the
1459 * #AtspiSelection interface.
1461 * Returns: #TRUE if @obj implements the #AtspiSelection interface,
1465 atspi_accessible_is_selection (AtspiAccessible *obj)
1467 return _atspi_accessible_is_a (obj,
1468 atspi_interface_selection);
1472 * atspi_accessible_is_table:
1473 * @obj: a pointer to the #AtspiAccessible instance to query.
1475 * Query whether the specified #AtspiAccessible implements the
1476 * #AtspiTable interface.
1478 * Returns: #TRUE if @obj implements the #AtspiTable interface,
1482 atspi_accessible_is_table (AtspiAccessible *obj)
1484 return _atspi_accessible_is_a (obj,
1485 atspi_interface_table);
1489 * atspi_accessible_is_table_cell:
1490 * @obj: a pointer to the #AtspiAccessible instance to query.
1492 * Query whether the specified #AtspiAccessible implements the
1493 * #AtspiTableCell interface.
1495 * Returns: #TRUE if @obj implements the #AtspiTable interface,
1499 atspi_accessible_is_table_cell (AtspiAccessible *obj)
1501 return _atspi_accessible_is_a (obj,
1502 atspi_interface_table_cell);
1506 * atspi_accessible_is_streamable_content:
1507 * @obj: a pointer to the #AtspiAccessible instance to query.
1509 * Query whether the specified #AtspiAccessible implements the
1510 * #AtspiStreamableContent interface.
1512 * Returns: #TRUE if @obj implements the #AtspiStreamableContent interface,
1516 atspi_accessible_is_streamable_content (AtspiAccessible *obj)
1519 return _atspi_accessible_is_a (obj,
1520 atspi_interface_streamable_content);
1522 g_warning ("Streamable content not implemented");
1528 * atspi_accessible_is_text:
1529 * @obj: a pointer to the #AtspiAccessible instance to query.
1531 * Query whether the specified #AtspiAccessible implements the
1532 * #AtspiText interface.
1534 * Returns: #TRUE if @obj implements the #AtspiText interface,
1538 atspi_accessible_is_text (AtspiAccessible *obj)
1540 return _atspi_accessible_is_a (obj,
1541 atspi_interface_text);
1545 * atspi_accessible_is_value:
1546 * @obj: a pointer to the #AtspiAccessible instance to query.
1548 * Query whether the specified #AtspiAccessible implements the
1549 * #AtspiValue interface.
1551 * Returns: #TRUE if @obj implements the #AtspiValue interface,
1555 atspi_accessible_is_value (AtspiAccessible *obj)
1557 return _atspi_accessible_is_a (obj,
1558 atspi_interface_value);
1562 * atspi_accessible_get_action: (rename-to atspi_accessible_get_action_iface)
1563 * @obj: a pointer to the #AtspiAccessible instance to query.
1565 * Gets the #AtspiAction interface for an #AtspiAccessible.
1567 * Returns: (transfer full): a pointer to an #AtspiAction interface
1568 * instance, or NULL if @obj does not implement #AtspiAction.
1570 * Deprecated: 2.10: Use atspi_accessible_get_action_iface instead.
1573 atspi_accessible_get_action (AtspiAccessible *accessible)
1575 return (_atspi_accessible_is_a (accessible, atspi_interface_action) ?
1576 g_object_ref (ATSPI_ACTION (accessible)) : NULL);
1580 * atspi_accessible_get_action_iface:
1581 * @obj: a pointer to the #AtspiAccessible instance to query.
1583 * Gets the #AtspiAction interface for an #AtspiAccessible.
1585 * Returns: (transfer full): a pointer to an #AtspiAction interface
1586 * instance, or NULL if @obj does not implement #AtspiAction.
1589 atspi_accessible_get_action_iface (AtspiAccessible *accessible)
1591 return (_atspi_accessible_is_a (accessible, atspi_interface_action) ?
1592 g_object_ref (ATSPI_ACTION (accessible)) : NULL);
1596 * atspi_accessible_get_collection: (rename-to atspi_accessible_get_collection_iface)
1597 * @obj: a pointer to the #AtspiAccessible instance to query.
1599 * Gets the #AtspiCollection interface for an #AtspiAccessible.
1601 * Returns: (transfer full): a pointer to an #AtspiCollection interface
1602 * instance, or NULL if @obj does not implement #AtspiCollection.
1604 * Deprecated: 2.10: Use atspi_accessible_get_collection_iface instead.
1607 atspi_accessible_get_collection (AtspiAccessible *accessible)
1609 return (_atspi_accessible_is_a (accessible, atspi_interface_collection) ?
1610 g_object_ref (ATSPI_COLLECTION (accessible)) : NULL);
1614 * atspi_accessible_get_collection_iface:
1615 * @obj: a pointer to the #AtspiAccessible instance to query.
1617 * Gets the #AtspiCollection interface for an #AtspiAccessible.
1619 * Returns: (transfer full): a pointer to an #AtspiCollection interface
1620 * instance, or NULL if @obj does not implement #AtspiCollection.
1623 atspi_accessible_get_collection_iface (AtspiAccessible *accessible)
1625 return (_atspi_accessible_is_a (accessible, atspi_interface_collection) ?
1626 g_object_ref (ATSPI_COLLECTION (accessible)) : NULL);
1630 * atspi_accessible_get_component: (rename-to atspi_accessible_get_component_iface)
1631 * @obj: a pointer to the #AtspiAccessible instance to query.
1633 * Gets the #AtspiComponent interface for an #AtspiAccessible.
1635 * Returns: (transfer full): a pointer to an #AtspiComponent interface
1636 * instance, or NULL if @obj does not implement #AtspiComponent.
1638 * Deprecated: 2.10: Use atspi_accessible_get_component_iface instead.
1641 atspi_accessible_get_component (AtspiAccessible *obj)
1643 return (_atspi_accessible_is_a (obj, atspi_interface_component) ?
1644 g_object_ref (ATSPI_COMPONENT (obj)) : NULL);
1648 * atspi_accessible_get_component_iface:
1649 * @obj: a pointer to the #AtspiAccessible instance to query.
1651 * Gets the #AtspiComponent interface for an #AtspiAccessible.
1653 * Returns: (transfer full): a pointer to an #AtspiComponent interface
1654 * instance, or NULL if @obj does not implement #AtspiComponent.
1657 atspi_accessible_get_component_iface (AtspiAccessible *obj)
1659 return (_atspi_accessible_is_a (obj, atspi_interface_component) ?
1660 g_object_ref (ATSPI_COMPONENT (obj)) : NULL);
1664 * atspi_accessible_get_document: (rename-to atspi_accessible_get_document_iface)
1665 * @obj: a pointer to the #AtspiAccessible instance to query.
1667 * Gets the #AtspiDocument interface for an #AtspiAccessible.
1669 * Returns: (transfer full): a pointer to an #AtspiDocument interface
1670 * instance, or NULL if @obj does not implement #AtspiDocument.
1672 * Deprecated: 2.10: Use atspi_accessible_get_document_iface instead.
1675 atspi_accessible_get_document (AtspiAccessible *accessible)
1677 return (_atspi_accessible_is_a (accessible, atspi_interface_document) ?
1678 g_object_ref (ATSPI_DOCUMENT (accessible)) : NULL);
1682 * atspi_accessible_get_document_iface:
1683 * @obj: a pointer to the #AtspiAccessible instance to query.
1685 * Gets the #AtspiDocument interface for an #AtspiAccessible.
1687 * Returns: (transfer full): a pointer to an #AtspiDocument interface
1688 * instance, or NULL if @obj does not implement #AtspiDocument.
1691 atspi_accessible_get_document_iface (AtspiAccessible *accessible)
1693 return (_atspi_accessible_is_a (accessible, atspi_interface_document) ?
1694 g_object_ref (ATSPI_DOCUMENT (accessible)) : NULL);
1698 * atspi_accessible_get_editable_text: (rename-to atspi_accessible_get_editable_text_iface)
1699 * @obj: a pointer to the #AtspiAccessible instance to query.
1701 * Gets the #AtspiEditableText interface for an #AtspiAccessible.
1703 * Returns: (transfer full): a pointer to an #AtspiEditableText interface
1704 * instance, or NULL if @obj does not implement #AtspiEditableText.
1706 * Deprecated: 2.10: Use atspi_accessible_get_editable_text_iface instead.
1709 atspi_accessible_get_editable_text (AtspiAccessible *accessible)
1711 return (_atspi_accessible_is_a (accessible, atspi_interface_editable_text) ?
1712 g_object_ref (ATSPI_EDITABLE_TEXT (accessible)) : NULL);
1716 * atspi_accessible_get_editable_text_iface:
1717 * @obj: a pointer to the #AtspiAccessible instance to query.
1719 * Gets the #AtspiEditableText interface for an #AtspiAccessible.
1721 * Returns: (transfer full): a pointer to an #AtspiEditableText interface
1722 * instance, or NULL if @obj does not implement #AtspiEditableText.
1725 atspi_accessible_get_editable_text_iface (AtspiAccessible *accessible)
1727 return (_atspi_accessible_is_a (accessible, atspi_interface_editable_text) ?
1728 g_object_ref (ATSPI_EDITABLE_TEXT (accessible)) : NULL);
1732 * atspi_accessible_get_hyperlink:
1733 * @obj: a pointer to the #AtspiAccessible object on which to operate.
1735 * Gets the #AtspiHyperlink interface for an #AtspiAccessible.
1737 * Returns: (transfer full): the #AtspiHyperlink object associated with
1738 * the given #AtspiAccessible, or NULL if not supported.
1741 atspi_accessible_get_hyperlink (AtspiAccessible *accessible)
1743 return (_atspi_accessible_is_a (accessible, atspi_interface_hyperlink) ?
1744 _atspi_hyperlink_new (accessible->parent.app, accessible->parent.path) : NULL);
1748 * atspi_accessible_get_hypertext: (rename-to atspi_accessible_get_hypertext_iface)
1749 * @obj: a pointer to the #AtspiAccessible instance to query.
1751 * Gets the #AtspiHypertext interface for an #AtspiAccessible.
1753 * Returns: (transfer full): a pointer to an #AtspiHypertext interface
1754 * instance, or NULL if @obj does not implement #AtspiHypertext.
1756 * Deprecated: 2.10: Use atspi_accessible_get_hypertext_iface instead.
1759 atspi_accessible_get_hypertext (AtspiAccessible *accessible)
1761 return (_atspi_accessible_is_a (accessible, atspi_interface_hypertext) ?
1762 g_object_ref (ATSPI_HYPERTEXT (accessible)) : NULL);
1766 * atspi_accessible_get_hypertext_iface:
1767 * @obj: a pointer to the #AtspiAccessible instance to query.
1769 * Gets the #AtspiHypertext interface for an #AtspiAccessible.
1771 * Returns: (transfer full): a pointer to an #AtspiHypertext interface
1772 * instance, or NULL if @obj does not implement #AtspiHypertext.
1775 atspi_accessible_get_hypertext_iface (AtspiAccessible *accessible)
1777 return (_atspi_accessible_is_a (accessible, atspi_interface_hypertext) ?
1778 g_object_ref (ATSPI_HYPERTEXT (accessible)) : NULL);
1782 * atspi_accessible_get_image: (rename-to atspi_accessible_get_image_iface)
1783 * @obj: a pointer to the #AtspiAccessible instance to query.
1785 * Gets the #AtspiImage interface for an #AtspiAccessible.
1787 * Returns: (transfer full): a pointer to an #AtspiImage interface instance, or
1788 * NULL if @obj does not implement #AtspiImage.
1790 * Deprecated: 2.10: Use atspi_accessible_get_image_iface instead.
1793 atspi_accessible_get_image (AtspiAccessible *accessible)
1795 return (_atspi_accessible_is_a (accessible, atspi_interface_image) ?
1796 g_object_ref (ATSPI_IMAGE (accessible)) : NULL);
1800 * atspi_accessible_get_image_iface:
1801 * @obj: a pointer to the #AtspiAccessible instance to query.
1803 * Gets the #AtspiImage interface for an #AtspiAccessible.
1805 * Returns: (transfer full): a pointer to an #AtspiImage interface instance, or
1806 * NULL if @obj does not implement #AtspiImage.
1809 atspi_accessible_get_image_iface (AtspiAccessible *accessible)
1811 return (_atspi_accessible_is_a (accessible, atspi_interface_image) ?
1812 g_object_ref (ATSPI_IMAGE (accessible)) : NULL);
1816 * atspi_accessible_get_selection: (rename-to atspi_accessible_get_selection_iface)
1817 * @obj: a pointer to the #AtspiAccessible instance to query.
1819 * Gets the #AtspiSelection interface for an #AtspiAccessible.
1821 * Returns: (transfer full): a pointer to an #AtspiSelection interface
1822 * instance, or NULL if @obj does not implement #AtspiSelection.
1824 * Deprecated: 2.10: Use atspi_accessible_get_selection_iface instead.
1827 atspi_accessible_get_selection (AtspiAccessible *accessible)
1829 return (_atspi_accessible_is_a (accessible, atspi_interface_selection) ?
1830 g_object_ref (ATSPI_SELECTION (accessible)) : NULL);
1834 * atspi_accessible_get_selection_iface:
1835 * @obj: a pointer to the #AtspiAccessible instance to query.
1837 * Gets the #AtspiSelection interface for an #AtspiAccessible.
1839 * Returns: (transfer full): a pointer to an #AtspiSelection interface
1840 * instance, or NULL if @obj does not implement #AtspiSelection.
1843 atspi_accessible_get_selection_iface (AtspiAccessible *accessible)
1845 return (_atspi_accessible_is_a (accessible, atspi_interface_selection) ?
1846 g_object_ref (ATSPI_SELECTION (accessible)) : NULL);
1851 * atspi_accessible_get_streamable_content:
1852 * @obj: a pointer to the #AtspiAccessible instance to query.
1854 * Gets the #AtspiStreamableContent interface for an #AtspiAccessible.
1856 * Returns: (transfer full): a pointer to an #AtspiStreamableContent interface
1857 * instance, or NULL if @obj does not implement #AtspiStreamableContent.
1859 AtspiStreamableContent *
1860 atspi_accessible_get_streamable_content (AtspiAccessible *accessible)
1862 return (_atspi_accessible_is_a (accessible, atspi_interface_streamable_content) ?
1868 * atspi_accessible_get_table: (rename-to atspi_accessible_get_table_iface)
1869 * @obj: a pointer to the #AtspiAccessible instance to query.
1871 * Gets the #AtspiTable interface for an #AtspiAccessible.
1873 * Returns: (transfer full): a pointer to an #AtspiTable interface instance, or
1874 * NULL if @obj does not implement #AtspiTable.
1876 * Deprecated: 2.10: Use atspi_accessible_get_table_iface instead.
1879 atspi_accessible_get_table (AtspiAccessible *obj)
1881 return (_atspi_accessible_is_a (obj, atspi_interface_table) ?
1882 g_object_ref (ATSPI_TABLE (obj)) : NULL);
1886 * atspi_accessible_get_table_iface:
1887 * @obj: a pointer to the #AtspiAccessible instance to query.
1889 * Gets the #AtspiTable interface for an #AtspiAccessible.
1891 * Returns: (transfer full): a pointer to an #AtspiTable interface instance, or
1892 * NULL if @obj does not implement #AtspiTable.
1895 atspi_accessible_get_table_iface (AtspiAccessible *obj)
1897 return (_atspi_accessible_is_a (obj, atspi_interface_table) ?
1898 g_object_ref (ATSPI_TABLE (obj)) : NULL);
1902 * atspi_accessible_get_table_cell:
1903 * @obj: a pointer to the #AtspiAccessible instance to query.
1905 * Gets the #AtspiTableCell interface for an #AtspiAccessible.
1907 * Returns: (transfer full): a pointer to an #AtspiTableCell interface instance,
1908 * or NULL if @obj does not implement #AtspiTable.
1911 atspi_accessible_get_table_cell (AtspiAccessible *obj)
1913 return (_atspi_accessible_is_a (obj, atspi_interface_table_cell) ?
1914 g_object_ref (ATSPI_TABLE_CELL (obj)) : NULL);
1918 * atspi_accessible_get_text: (rename-to atspi_accessible_get_text_iface)
1919 * @obj: a pointer to the #AtspiAccessible instance to query.
1921 * Gets the #AtspiTable interface for an #AtspiAccessible.
1923 * Returns: (transfer full): a pointer to an #AtspiText interface instance, or
1924 * NULL if @obj does not implement #AtspiText.
1926 * Deprecated: 2.10: Use atspi_accessible_get_text_iface instead.
1929 atspi_accessible_get_text (AtspiAccessible *obj)
1931 return (_atspi_accessible_is_a (obj, atspi_interface_text) ?
1932 g_object_ref (ATSPI_TEXT (obj)) : NULL);
1936 * atspi_accessible_get_text_iface:
1937 * @obj: a pointer to the #AtspiAccessible instance to query.
1939 * Gets the #AtspiTable interface for an #AtspiAccessible.
1941 * Returns: (transfer full): a pointer to an #AtspiText interface instance, or
1942 * NULL if @obj does not implement #AtspiText.
1945 atspi_accessible_get_text_iface (AtspiAccessible *obj)
1947 return (_atspi_accessible_is_a (obj, atspi_interface_text) ?
1948 g_object_ref (ATSPI_TEXT (obj)) : NULL);
1952 * atspi_accessible_get_value: (rename-to atspi_accessible_get_value_iface)
1953 * @obj: a pointer to the #AtspiAccessible instance to query.
1955 * Gets the #AtspiTable interface for an #AtspiAccessible.
1957 * Returns: (transfer full): a pointer to an #AtspiValue interface instance, or
1958 * NULL if @obj does not implement #AtspiValue.
1960 * Deprecated: 2.10: Use atspi_accessible_get_value_iface instead.
1963 atspi_accessible_get_value (AtspiAccessible *accessible)
1965 return (_atspi_accessible_is_a (accessible, atspi_interface_value) ?
1966 g_object_ref (ATSPI_VALUE (accessible)) : NULL);
1970 * atspi_accessible_get_value_iface:
1971 * @obj: a pointer to the #AtspiAccessible instance to query.
1973 * Gets the #AtspiTable interface for an #AtspiAccessible.
1975 * Returns: (transfer full): a pointer to an #AtspiValue interface instance, or
1976 * NULL if @obj does not implement #AtspiValue.
1979 atspi_accessible_get_value_iface (AtspiAccessible *accessible)
1981 return (_atspi_accessible_is_a (accessible, atspi_interface_value) ?
1982 g_object_ref (ATSPI_VALUE (accessible)) : NULL);
1986 append_const_val (GArray *array, const gchar *val)
1988 gchar *dup = g_strdup (val);
1991 g_array_append_val (array, dup);
1995 * atspi_accessible_get_interfaces:
1996 * @obj: The #AtspiAccessible to query.
1998 * A set of pointers to all interfaces supported by an #AtspiAccessible.
2000 * Returns: (element-type gchar*) (transfer full): A #GArray of strings
2001 * describing the interfaces supported by the object. Interfaces are
2002 * denoted in short-hand (i.e. "Component", "Text" etc.).
2005 atspi_accessible_get_interfaces (AtspiAccessible *obj)
2007 GArray *ret = g_array_new (TRUE, TRUE, sizeof (gchar *));
2009 g_return_val_if_fail (obj != NULL, NULL);
2011 append_const_val (ret, "Accessible");
2012 if (atspi_accessible_is_action (obj))
2013 append_const_val (ret, "Action");
2014 if (atspi_accessible_is_collection (obj))
2015 append_const_val (ret, "Collection");
2016 if (atspi_accessible_is_component (obj))
2017 append_const_val (ret, "Component");
2018 if (atspi_accessible_is_document (obj))
2019 append_const_val (ret, "Document");
2020 if (atspi_accessible_is_editable_text (obj))
2021 append_const_val (ret, "EditableText");
2022 if (atspi_accessible_is_hypertext (obj))
2023 append_const_val (ret, "Hypertext");
2024 if (atspi_accessible_is_hyperlink (obj))
2025 append_const_val (ret, "Hyperlink");
2026 if (atspi_accessible_is_image (obj))
2027 append_const_val (ret, "Image");
2028 if (atspi_accessible_is_selection (obj))
2029 append_const_val (ret, "Selection");
2030 if (atspi_accessible_is_table (obj))
2031 append_const_val (ret, "Table");
2032 if (atspi_accessible_is_table_cell (obj))
2033 append_const_val (ret, "TableCell");
2034 if (atspi_accessible_is_text (obj))
2035 append_const_val (ret, "Text");
2036 if (atspi_accessible_is_value (obj))
2037 append_const_val (ret, "Value");
2043 _atspi_accessible_new (AtspiApplication *app, const gchar *path)
2045 AtspiAccessible *accessible;
2047 accessible = g_object_new (ATSPI_TYPE_ACCESSIBLE, NULL);
2048 g_return_val_if_fail (accessible != NULL, NULL);
2050 accessible->parent.app = g_object_ref (app);
2051 accessible->parent.path = g_strdup (path);
2057 * atspi_accessible_set_cache_mask:
2058 * @accessible: The #AtspiAccessible to operate on. Must be the desktop or
2059 * the root of an application.
2060 * @mask: An #AtspiCache specifying a bit mask of the types of data to cache.
2062 * Sets the type of data to cache for accessibles.
2063 * If this is not set for an application or is reset to ATSPI_CACHE_UNDEFINED,
2064 * then the desktop's cache flag will be used.
2065 * If the desktop's cache flag is also undefined, then all possible data will
2067 * This function is intended to work around bugs in toolkits where the proper
2068 * events are not raised / to aid in testing for such bugs.
2071 atspi_accessible_set_cache_mask (AtspiAccessible *accessible, AtspiCache mask)
2073 g_return_if_fail (accessible != NULL);
2074 g_return_if_fail (accessible->parent.app != NULL);
2075 g_return_if_fail (accessible == accessible->parent.app->root);
2076 accessible->parent.app->cache = mask;
2077 enable_caching = TRUE;
2081 * atspi_accessible_clear_cache:
2082 * @accessible: The #AtspiAccessible whose cache to clear.
2084 * Clears the cached information for the given accessible and all of its
2088 atspi_accessible_clear_cache (AtspiAccessible *accessible)
2094 accessible->cached_properties = ATSPI_CACHE_NONE;
2095 for (l = accessible->children; l; l = l->next)
2096 atspi_accessible_clear_cache (l->data);
2101 * atspi_accessible_get_process_id:
2102 * @accessible: The #AtspiAccessible to query.
2103 * @error: a pointer to a %NULL #GError pointer
2105 * Returns the process id associated with the given accessible. Mainly
2106 * added for debugging; it is a shortcut to explicitly querying the
2107 * accessible's app->bus_name and then calling GetConnectionUnixProcessID.
2109 * Returns: The process ID or undetermined value if @error is set.
2112 atspi_accessible_get_process_id (AtspiAccessible *accessible, GError **error)
2114 DBusMessage *message, *reply;
2115 DBusConnection *bus = _atspi_bus ();
2116 dbus_uint32_t pid = -1;
2119 if (!accessible->parent.app || !accessible->parent.app->bus_name)
2121 g_set_error_literal(error, ATSPI_ERROR, ATSPI_ERROR_IPC, "Process is defunct");
2125 message = dbus_message_new_method_call ("org.freedesktop.DBus",
2126 "/org/freedesktop/DBus",
2127 "org.freedesktop.DBus",
2128 "GetConnectionUnixProcessID");
2129 dbus_message_append_args (message, DBUS_TYPE_STRING,
2130 &accessible->parent.app->bus_name,
2132 dbus_error_init (&d_error);
2133 reply = dbus_connection_send_with_reply_and_block (bus, message, -1, &d_error);
2134 dbus_message_unref (message);
2137 if (!strcmp (dbus_message_get_signature (reply), "u"))
2138 dbus_message_get_args (reply, NULL, DBUS_TYPE_UINT32, &pid, DBUS_TYPE_INVALID);
2139 dbus_message_unref (reply);
2141 if (dbus_error_is_set (&d_error))
2143 g_set_error_literal(error, ATSPI_ERROR, ATSPI_ERROR_IPC, "Process is defunct");
2144 dbus_error_free (&d_error);
2150 _atspi_accessible_get_cache_mask (AtspiAccessible *accessible)
2154 if (!accessible->parent.app)
2155 return ATSPI_CACHE_NONE;
2157 mask = accessible->parent.app->cache;
2158 if (mask == ATSPI_CACHE_UNDEFINED &&
2159 accessible->parent.app->root &&
2160 accessible->parent.app->root->accessible_parent)
2162 AtspiAccessible *desktop = atspi_get_desktop (0);
2163 mask = desktop->parent.app->cache;
2164 g_object_unref (desktop);
2167 if (mask == ATSPI_CACHE_UNDEFINED)
2168 mask = ATSPI_CACHE_DEFAULT;
2174 _atspi_accessible_test_cache (AtspiAccessible *accessible, AtspiCache flag)
2176 AtspiCache mask = _atspi_accessible_get_cache_mask (accessible);
2177 AtspiCache result = accessible->cached_properties & mask & flag;
2178 if (accessible->states && atspi_state_set_contains (accessible->states, ATSPI_STATE_TRANSIENT))
2180 return (result != 0 && (atspi_main_loop || enable_caching ||
2181 flag == ATSPI_CACHE_INTERFACES) &&
2186 _atspi_accessible_add_cache (AtspiAccessible *accessible, AtspiCache flag)
2188 AtspiCache mask = _atspi_accessible_get_cache_mask (accessible);
2190 accessible->cached_properties |= flag & mask;
2194 * atspi_accessible_get_locale:
2195 * @accessible: an #AtspiAccessible
2197 * Gets a UTF-8 string indicating the POSIX-style LC_MESSAGES locale
2202 * Returns: a UTF-8 string indicating the POSIX-style LC_MESSAGES
2203 * locale of @accessible.
2206 atspi_accessible_get_object_locale (AtspiAccessible *accessible, GError **error)
2210 g_return_val_if_fail (accessible != NULL, NULL);
2212 locale = g_object_get_qdata (G_OBJECT (accessible), quark_locale);
2215 if (!_atspi_dbus_get_property (accessible, atspi_interface_accessible,
2216 "Locale", error, "s", &locale))
2219 g_object_set_qdata_full (G_OBJECT (accessible), quark_locale, locale,
2226 free_value (gpointer data)
2228 GValue *value = data;
2230 g_value_unset (value);
2235 _atspi_accessible_ref_cache (AtspiAccessible *accessible)
2237 AtspiAccessiblePrivate *priv = accessible->priv;
2239 priv->cache_ref_count++;
2241 return g_hash_table_ref (priv->cache);
2242 priv->cache = g_hash_table_new_full (g_str_hash, g_str_equal, g_free,
2248 _atspi_accessible_unref_cache (AtspiAccessible *accessible)
2250 AtspiAccessiblePrivate *priv = accessible->priv;
2254 g_hash_table_unref (priv->cache);
2255 if (--priv->cache_ref_count == 0)