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"
29 atspi_action_interface_init (AtspiAction *action)
34 atspi_collection_interface_init (AtspiCollection *component)
39 atspi_component_interface_init (AtspiComponent *component)
44 atspi_document_interface_init (AtspiDocument *document)
49 atspi_editable_text_interface_init (AtspiEditableText *editable_text)
54 atspi_hypertext_interface_init (AtspiHypertext *hypertext)
59 atspi_image_interface_init (AtspiImage *image)
64 atspi_selection_interface_init (AtspiSelection *selection)
69 atspi_table_interface_init (AtspiTable *table)
74 atspi_text_interface_init (AtspiText *text)
79 atspi_value_interface_init (AtspiValue *value)
83 G_DEFINE_TYPE_WITH_CODE (AtspiAccessible, atspi_accessible, ATSPI_TYPE_OBJECT,
84 G_IMPLEMENT_INTERFACE (ATSPI_TYPE_ACTION, atspi_action_interface_init)
85 G_IMPLEMENT_INTERFACE (ATSPI_TYPE_COLLECTION, atspi_collection_interface_init)
86 G_IMPLEMENT_INTERFACE (ATSPI_TYPE_COMPONENT, atspi_component_interface_init)
87 G_IMPLEMENT_INTERFACE (ATSPI_TYPE_DOCUMENT, atspi_document_interface_init)
88 G_IMPLEMENT_INTERFACE (ATSPI_TYPE_EDITABLE_TEXT, atspi_editable_text_interface_init)
89 G_IMPLEMENT_INTERFACE (ATSPI_TYPE_HYPERTEXT, atspi_hypertext_interface_init)
90 G_IMPLEMENT_INTERFACE (ATSPI_TYPE_IMAGE, atspi_image_interface_init)
91 G_IMPLEMENT_INTERFACE (ATSPI_TYPE_SELECTION, atspi_selection_interface_init)
92 G_IMPLEMENT_INTERFACE (ATSPI_TYPE_TABLE, atspi_table_interface_init)
93 G_IMPLEMENT_INTERFACE (ATSPI_TYPE_TEXT, atspi_text_interface_init)
94 G_IMPLEMENT_INTERFACE (ATSPI_TYPE_VALUE, atspi_value_interface_init))
96 #ifdef DEBUG_REF_COUNTS
97 static gint accessible_count = 0;
101 atspi_accessible_init (AtspiAccessible *accessible)
103 #ifdef DEBUG_REF_COUNTS
105 printf("at-spi: init: %d objects\n", accessible_count);
110 atspi_accessible_dispose (GObject *object)
112 AtspiAccessible *accessible = ATSPI_ACCESSIBLE (object);
114 AtspiAccessible *parent;
116 /* TODO: Only fire if object not already marked defunct */
117 memset (&e, 0, sizeof (e));
118 e.type = "object:state-change:defunct";
119 e.source = accessible;
122 _atspi_send_event (&e);
124 if (accessible->states)
126 g_object_unref (accessible->states);
127 accessible->states = NULL;
130 parent = accessible->accessible_parent;
131 if (parent && parent->children)
133 GList*ls = g_list_find (parent->children, accessible);
136 gboolean replace = (ls == parent->children);
137 ls = g_list_remove (ls, accessible);
139 parent->children = ls;
140 g_object_unref (object);
146 g_object_unref (parent);
147 accessible->accessible_parent = NULL;
150 G_OBJECT_CLASS (atspi_accessible_parent_class) ->dispose (object);
154 atspi_accessible_finalize (GObject *object)
156 AtspiAccessible *accessible = ATSPI_ACCESSIBLE (object);
158 g_free (accessible->description);
159 g_free (accessible->name);
161 #ifdef DEBUG_REF_COUNTS
163 printf("at-spi: finalize: %d objects\n", accessible_count);
166 G_OBJECT_CLASS (atspi_accessible_parent_class)
171 atspi_accessible_class_init (AtspiAccessibleClass *klass)
173 GObjectClass *object_class = G_OBJECT_CLASS (klass);
175 object_class->dispose = atspi_accessible_dispose;
176 object_class->finalize = atspi_accessible_finalize;
179 /* TODO: Generate following from spec? */
180 static const char *role_names [] =
238 "table-column-header",
240 "tear-off-menu-item",
270 "input method window"
273 #define MAX_ROLES (sizeof (role_names) / sizeof (char *))
276 * atspi_role_get_name
277 * @role: an #AtspiAccessibleRole object to query.
279 * Get a localizeable string that indicates the name of an #AtspiAccessibleRole.
280 * <em>DEPRECATED.</em>
282 * Returns: a localizable string name for an #AtspiAccessibleRole enumerated type.
285 atspi_role_get_name (AtspiRole role)
287 if (role < MAX_ROLES && role_names [(int) role])
289 return g_strdup (role_names [(int) role]);
293 return g_strdup ("");
298 * atspi_accessible_get_name:
299 * @obj: a pointer to the #AtspiAccessible object on which to operate.
301 * Get the name of an #AtspiAccessible object.
303 * Returns: a UTF-8 string indicating the name of the #AtspiAccessible object.
304 * or NULL on exception
307 atspi_accessible_get_name (AtspiAccessible *obj, GError **error)
309 g_return_val_if_fail (obj != NULL, g_strdup (""));
310 if (!(obj->cached_properties & ATSPI_CACHE_NAME))
312 if (!_atspi_dbus_get_property (obj, atspi_interface_accessible, "Name", error,
314 return g_strdup ("");
315 _atspi_accessible_add_cache (obj, ATSPI_CACHE_NAME);
317 return g_strdup (obj->name);
321 * atspi_accessible_get_description:
322 * @obj: a pointer to the #AtspiAccessible object on which to operate.
324 * Get the description of an #AtspiAccessible object.
326 * Returns: a UTF-8 string describing the #AtspiAccessible object.
327 * or NULL on exception
330 atspi_accessible_get_description (AtspiAccessible *obj, GError **error)
332 g_return_val_if_fail (obj != NULL, g_strdup (""));
334 if (!(obj->cached_properties & ATSPI_CACHE_DESCRIPTION))
336 if (!_atspi_dbus_get_property (obj, atspi_interface_accessible,
337 "Description", error, "s",
339 return g_strdup ("");
340 _atspi_accessible_add_cache (obj, ATSPI_CACHE_DESCRIPTION);
342 return g_strdup (obj->description);
345 const char *str_parent = "Parent";
348 * atspi_accessible_get_parent:
349 * @obj: a pointer to the #AtspiAccessible object to query.
351 * Get an #AtspiAccessible object's parent container.
353 * Returns: (transfer full): a pointer to the #AtspiAccessible object which
354 * contains the given #AtspiAccessible instance, or NULL if the @obj
355 * has no parent container.
359 atspi_accessible_get_parent (AtspiAccessible *obj, GError **error)
361 g_return_val_if_fail (obj != NULL, NULL);
363 if (obj->parent.app && !(obj->cached_properties & ATSPI_CACHE_PARENT))
365 DBusMessage *message, *reply;
366 DBusMessageIter iter, iter_variant;
367 message = dbus_message_new_method_call (obj->parent.app->bus_name,
369 DBUS_INTERFACE_PROPERTIES, "Get");
372 dbus_message_append_args (message, DBUS_TYPE_STRING, &atspi_interface_accessible,
373 DBUS_TYPE_STRING, &str_parent,
375 reply = _atspi_dbus_send_with_reply_and_block (message, error);
378 if (strcmp (dbus_message_get_signature (reply), "v") != 0)
380 dbus_message_unref (reply);
383 dbus_message_iter_init (reply, &iter);
384 dbus_message_iter_recurse (&iter, &iter_variant);
385 obj->accessible_parent = _atspi_dbus_return_accessible_from_iter (&iter_variant);
386 dbus_message_unref (reply);
387 _atspi_accessible_add_cache (obj, ATSPI_CACHE_PARENT);
389 if (!obj->accessible_parent)
391 return g_object_ref (obj->accessible_parent);
395 * atspi_accessible_get_child_count:
396 * @obj: a pointer to the #AtspiAccessible object on which to operate.
398 * Get the number of children contained by an #AtspiAccessible object.
400 * Returns: a #long indicating the number of #AtspiAccessible children
401 * contained by an #AtspiAccessible object. or -1 on exception
405 atspi_accessible_get_child_count (AtspiAccessible *obj, GError **error)
407 g_return_val_if_fail (obj != NULL, -1);
409 if (!(obj->cached_properties & ATSPI_CACHE_CHILDREN))
412 if (!_atspi_dbus_get_property (obj, atspi_interface_accessible,
413 "ChildCount", error, "i", &ret))
418 return g_list_length (obj->children);
422 * atspi_accessible_get_child_at_index:
423 * @obj: a pointer to the #AtspiAccessible object on which to operate.
424 * @child_index: a #long indicating which child is specified.
426 * Get the #AtspiAccessible child of an #AtspiAccessible object at a given index.
428 * Returns: (transfer full): a pointer to the #AtspiAccessible child object at
429 * index @child_index. or NULL on exception
432 atspi_accessible_get_child_at_index (AtspiAccessible *obj,
436 AtspiAccessible *child;
438 g_return_val_if_fail (obj != NULL, NULL);
440 if (!(obj->cached_properties & ATSPI_CACHE_CHILDREN))
443 reply = _atspi_dbus_call_partial (obj, atspi_interface_accessible,
444 "GetChildAtIndex", error, "i",
446 return _atspi_dbus_return_accessible_from_message (reply);
449 child = g_list_nth_data (obj->children, child_index);
452 return g_object_ref (child);
456 * atspi_accessible_get_index_in_parent
457 * @obj: a pointer to the #AtspiAccessible object on which to operate.
459 * Get the index of an #AtspiAccessible object in its containing #AtspiAccessible.
461 * Returns: a #glong indicating the index of the #AtspiAccessible object
462 * in its parent (i.e. containing) #AtspiAccessible instance,
463 * or -1 if @obj has no containing parent or on exception.
466 atspi_accessible_get_index_in_parent (AtspiAccessible *obj, GError **error)
471 g_return_val_if_fail (obj != NULL, -1);
472 if (!obj->accessible_parent) return -1;
473 if (!(obj->accessible_parent->cached_properties & ATSPI_CACHE_CHILDREN))
475 dbus_uint32_t ret = -1;
476 _atspi_dbus_call (obj, atspi_interface_accessible,
477 "GetIndexInParent", NULL, "=>u", &ret);
481 l = obj->accessible_parent->children;
484 if (l->data == obj) return i;
495 } Accessibility_Relation;
498 * atspi_accessible_get_relation_set:
499 * @obj: a pointer to the #AtspiAccessible object on which to operate.
501 * Get the set of #AtspiRelation objects which describe this #AtspiAccessible object's
502 * relationships with other #AtspiAccessible objects.
504 * Returns: (element-type AtspiAccessible*) (transfer full): an array of
505 * #AtspiAccessibleRelation pointers. or NULL on exception
508 atspi_accessible_get_relation_set (AtspiAccessible *obj, GError **error)
511 DBusMessageIter iter, iter_array;
514 g_return_val_if_fail (obj != NULL, NULL);
516 reply = _atspi_dbus_call_partial (obj, atspi_interface_accessible, "GetRelationSet", error, "");
519 _ATSPI_DBUS_CHECK_SIG (reply, "a(ua(so))", error, NULL);
521 ret = g_array_new (TRUE, TRUE, sizeof (AtspiRelation *));
522 dbus_message_iter_init (reply, &iter);
523 dbus_message_iter_recurse (&iter, &iter_array);
524 while (dbus_message_iter_get_arg_type (&iter_array) != DBUS_TYPE_INVALID)
526 AtspiRelation *relation;
527 relation = _atspi_relation_new_from_iter (&iter_array);
528 ret = g_array_append_val (ret, relation);
529 dbus_message_iter_next (&iter_array);
531 dbus_message_unref (reply);
536 * atspi_accessible_get_role:
537 * @obj: a pointer to the #AtspiAccessible object on which to operate.
539 * Get the UI role of an #AtspiAccessible object.
540 * A UTF-8 string describing this role can be obtained via atspi_accessible_getRoleName ().
542 * Returns: the #AtspiRole of the object.
546 atspi_accessible_get_role (AtspiAccessible *obj, GError **error)
548 g_return_val_if_fail (obj != NULL, ATSPI_ROLE_INVALID);
550 if (!(obj->cached_properties & ATSPI_CACHE_ROLE))
553 /* TODO: Make this a property */
554 if (_atspi_dbus_call (obj, atspi_interface_accessible, "GetRole", error, "=>u", &role))
557 _atspi_accessible_add_cache (obj, ATSPI_CACHE_ROLE);
564 * atspi_accessible_get_role_name:
565 * @obj: a pointer to the #AtspiAccessible object on which to operate.
567 * Get a UTF-8 string describing the role this object plays in the UI.
568 * This method will return useful values for roles that fall outside the
569 * enumeration used in atspi_accessible_getRole ().
571 * Returns: a UTF-8 string specifying the role of this #AtspiAccessible object.
575 atspi_accessible_get_role_name (AtspiAccessible *obj, GError **error)
579 g_return_val_if_fail (obj != NULL, NULL);
581 _atspi_dbus_call (obj, atspi_interface_accessible, "GetRoleName", error, "=>s", &retval);
584 retval = g_strdup ("");
590 * atspi_accessible_get_localized_role_name:
591 * @obj: a pointer to the #AtspiAccessible object on which to operate.
593 * Get a UTF-8 string describing the (localized) role this object plays in the UI.
594 * This method will return useful values for roles that fall outside the
595 * enumeration used in atspi_accessible_getRole ().
597 * Returns: a UTF-8 string specifying the role of this #AtspiAccessible object.
601 atspi_accessible_get_localized_role_name (AtspiAccessible *obj, GError **error)
605 g_return_val_if_fail (obj != NULL, NULL);
607 _atspi_dbus_call (obj, atspi_interface_accessible, "GetLocalizedRoleName", error, "=>s", &retval);
610 return g_strdup ("");
615 static AtspiStateSet *
618 AtspiStateSet *set = atspi_state_set_new (NULL);
619 atspi_state_set_add (set, ATSPI_STATE_DEFUNCT);
624 * atspi_accessible_get_state_set:
625 * @obj: a pointer to the #AtspiAccessible object on which to operate.
627 * Gets the current state of an object.
629 * Returns: (transfer full): a pointer to an #AtspiStateSet representing the
630 * object's current state.
633 atspi_accessible_get_state_set (AtspiAccessible *obj)
635 if (!obj->parent.app || !obj->parent.app->bus)
636 return defunct_set ();
639 if (!(obj->cached_properties & ATSPI_CACHE_STATES))
642 DBusMessageIter iter;
643 reply = _atspi_dbus_call_partial (obj, atspi_interface_accessible,
644 "GetState", NULL, "");
645 _ATSPI_DBUS_CHECK_SIG (reply, "au", NULL, defunct_set ());
646 dbus_message_iter_init (reply, &iter);
647 _atspi_dbus_set_state (obj, &iter);
648 dbus_message_unref (reply);
649 _atspi_accessible_add_cache (obj, ATSPI_CACHE_STATES);
652 return g_object_ref (obj->states);
656 * atspi_accessible_get_attributes:
657 * @obj: The #AtspiAccessible being queried.
659 * Get the #AttributeSet representing any assigned
660 * name-value pair attributes or annotations for this object.
661 * For typographic, textual, or textually-semantic attributes, see
662 * atspi_text_get_attributes instead.
664 * Returns: (element-type gchar* gchar*) (transfer full): The name-value-pair
665 * attributes assigned to this object.
668 atspi_accessible_get_attributes (AtspiAccessible *obj, GError **error)
670 DBusMessage *message;
672 g_return_val_if_fail (obj != NULL, NULL);
674 message = _atspi_dbus_call_partial (obj, atspi_interface_accessible, "GetAttributes", error, "");
675 return _atspi_dbus_return_hash_from_message (message);
679 * atspi_accessible_get_attributes_as_array:
680 * @obj: The #AtspiAccessible being queried.
682 * Get the #AttributeSet representing any assigned
683 * name-value pair attributes or annotations for this object.
684 * For typographic, textual, or textually-semantic attributes, see
685 * atspi_text_get_attributes_as_array instead.
687 * Returns: (element-type gchar*) (transfer full): The name-value-pair
688 * attributes assigned to this object.
691 atspi_accessible_get_attributes_as_array (AtspiAccessible *obj, GError **error)
693 DBusMessage *message;
695 g_return_val_if_fail (obj != NULL, NULL);
697 message = _atspi_dbus_call_partial (obj, atspi_interface_accessible, "GetAttributes", error, "");
698 return _atspi_dbus_return_attribute_array_from_message (message);
702 * atspi_accessible_get_application:
703 * @obj: The #AtspiAccessible being queried.
705 * Get the containing #AtspiApplication for an object.
707 * Returns: (transfer full): the containing AtspiApplication instance for
711 atspi_accessible_get_application (AtspiAccessible *obj, GError **error)
713 AtspiAccessible *parent;
718 parent = atspi_accessible_get_parent (obj, NULL);
719 if (!parent && obj->parent.app &&
720 atspi_accessible_get_role (obj, NULL) != ATSPI_ROLE_APPLICATION)
722 AtspiAccessible *root = g_object_ref (obj->parent.app->root);
725 g_object_unref (obj);
726 if (atspi_accessible_get_role (root, NULL) == ATSPI_ROLE_DESKTOP_FRAME)
728 g_object_unref (root);
734 if (!parent || parent == obj ||
735 atspi_accessible_get_role (parent, NULL) == ATSPI_ROLE_DESKTOP_FRAME)
737 g_object_unref (obj);
742 /* Application-specific methods */
745 * atspi_accessible_get_toolkit_name:
746 * @obj: a pointer to the #AtspiAccessible object on which to operate.
748 * Get the toolkit for a #AtspiAccessible object.
749 * Only works on application root objects.
751 * Returns: a UTF-8 string indicating the toolkit name for the #AtspiAccessible object.
752 * or NULL on exception
755 atspi_accessible_get_toolkit_name (AtspiAccessible *obj, GError **error)
759 g_return_val_if_fail (obj != NULL, NULL);
761 if (!_atspi_dbus_get_property (obj, atspi_interface_application, "ToolkitName", error, "s", &ret))
763 return g_strdup (ret);
767 * atspi_accessible_get_toolkit_version:
768 * @obj: a pointer to the #AtspiAccessible object on which to operate.
770 * Get the toolkit version for a #AtspiAccessible object.
771 * Only works on application root objects.
773 * Returns: a UTF-8 string indicating the toolkit ersion for the #AtspiAccessible object.
774 * or NULL on exception
777 atspi_accessible_get_toolkit_version (AtspiAccessible *obj, GError **error)
781 g_return_val_if_fail (obj != NULL, NULL);
783 if (!_atspi_dbus_get_property (obj, atspi_interface_application, "ToolkitVersion", error, "s", &ret))
785 return g_strdup (ret);
789 * atspi_accessible_get_toolkit_version:
790 * @obj: a pointer to the #AtspiAccessible object on which to operate.
792 * Get the application id for a #AtspiAccessible object.
793 * Only works on application root objects.
795 * Returns: a gint indicating the id for the #AtspiAccessible object.
799 atspi_accessible_get_id (AtspiAccessible *obj, GError **error)
803 g_return_val_if_fail (obj != NULL, -1);
805 if (!_atspi_dbus_get_property (obj, atspi_interface_application, "Id", error, "i", &ret))
811 /* Interface query methods */
814 _atspi_accessible_is_a (AtspiAccessible *accessible,
815 const char *interface_name)
819 if (accessible == NULL)
824 if (!(accessible->cached_properties & ATSPI_CACHE_INTERFACES))
827 DBusMessageIter iter;
828 reply = _atspi_dbus_call_partial (accessible, atspi_interface_accessible,
829 "GetInterfaces", NULL, "");
830 _ATSPI_DBUS_CHECK_SIG (reply, "as", NULL, FALSE);
831 dbus_message_iter_init (reply, &iter);
832 _atspi_dbus_set_interfaces (accessible, &iter);
833 dbus_message_unref (reply);
834 _atspi_accessible_add_cache (accessible, ATSPI_CACHE_INTERFACES);
837 n = _atspi_get_iface_num (interface_name);
838 if (n == -1) return FALSE;
839 return (gboolean) ((accessible->interfaces & (1 << n))? TRUE: FALSE);
843 * atspi_accessible_is_action:
844 * @obj: a pointer to the #AtspiAccessible instance to query.
846 * Query whether the specified #AtspiAccessible implements #AtspiAction.
848 * Returns: #TRUE if @obj implements the #AtspiAction interface,
852 atspi_accessible_is_action (AtspiAccessible *obj)
854 return _atspi_accessible_is_a (obj,
855 atspi_interface_action);
859 * atspi_accessible_is_application:
860 * @obj: a pointer to the #AtspiAccessible instance to query.
862 * Query whether the specified #AtspiAccessible implements #AtspiApplication.
864 * Returns: #TRUE if @obj implements the #AtspiApplication interface,
868 atspi_accessible_is_application (AtspiAccessible *obj)
870 return _atspi_accessible_is_a (obj,
871 atspi_interface_application);
875 * atspi_accessible_is_collection: * @obj: a pointer to the #AtspiAccessible instance to query.
877 * Query whether the specified #AtspiAccessible implements #AtspiCollection.
878 * Returns: #TRUE if @obj implements the #AtspiCollection interface,
882 atspi_accessible_is_collection (AtspiAccessible *obj)
884 return _atspi_accessible_is_a (obj,
885 atspi_interface_collection);
889 * atspi_accessible_is_component:
890 * @obj: a pointer to the #AtspiAccessible instance to query.
892 * Query whether the specified #AtspiAccessible implements #AtspiComponent.
894 * Returns: #TRUE if @obj implements the #AtspiComponent interface,
898 atspi_accessible_is_component (AtspiAccessible *obj)
900 return _atspi_accessible_is_a (obj,
901 atspi_interface_component);
905 * atspi_accessible_is_document:
906 * @obj: a pointer to the #AtspiAccessible instance to query.
908 * Query whether the specified #AtspiAccessible implements #AtspiDocument.
910 * Returns: #TRUE if @obj implements the #AtspiDocument interface,
914 atspi_accessible_is_document (AtspiAccessible *obj)
916 return _atspi_accessible_is_a (obj,
917 atspi_interface_document);
921 * atspi_accessible_is_editable_text:
922 * @obj: a pointer to the #AtspiAccessible instance to query.
924 * Query whether the specified #AtspiAccessible implements #AtspiEditableText.
926 * Returns: #TRUE if @obj implements the #AtspiEditableText interface,
930 atspi_accessible_is_editable_text (AtspiAccessible *obj)
932 return _atspi_accessible_is_a (obj,
933 atspi_interface_editable_text);
937 * atspi_accessible_is_hypertext:
938 * @obj: a pointer to the #AtspiAccessible instance to query.
940 * Query whether the specified #AtspiAccessible implements #AtspiHypertext.
942 * Returns: #TRUE if @obj implements the #AtspiHypertext interface,
946 atspi_accessible_is_hypertext (AtspiAccessible *obj)
948 return _atspi_accessible_is_a (obj,
949 atspi_interface_hypertext);
953 * atspi_accessible_is_hyperlink:
954 * @obj: a pointer to the #AtspiAccessible instance to query.
956 * Query whether the specified #AtspiAccessible implements #AtspiHyperlink.
958 * Returns: #TRUE if @obj implements the #AtspiHypertext interface,
962 atspi_accessible_is_hyperlink (AtspiAccessible *obj)
964 return _atspi_accessible_is_a (obj,
965 atspi_interface_hyperlink);
969 * atspi_accessible_is_image:
970 * @obj: a pointer to the #AtspiAccessible instance to query.
972 * Query whether the specified #AtspiAccessible implements #AtspiImage.
974 * Returns: #TRUE if @obj implements the #AtspiImage interface,
978 atspi_accessible_is_image (AtspiAccessible *obj)
980 return _atspi_accessible_is_a (obj,
981 atspi_interface_image);
985 * atspi_accessible_is_selection:
986 * @obj: a pointer to the #AtspiAccessible instance to query.
988 * Query whether the specified #AtspiAccessible implements #AtspiSelection.
990 * Returns: #TRUE if @obj implements the #AtspiSelection interface,
994 atspi_accessible_is_selection (AtspiAccessible *obj)
996 return _atspi_accessible_is_a (obj,
997 atspi_interface_selection);
1001 * atspi_accessible_is_table:
1002 * @obj: a pointer to the #AtspiAccessible instance to query.
1004 * Query whether the specified #AtspiAccessible implements #AtspiTable.
1006 * Returns: #TRUE if @obj implements the #AtspiTable interface,
1010 atspi_accessible_is_table (AtspiAccessible *obj)
1012 return _atspi_accessible_is_a (obj,
1013 atspi_interface_table);
1017 * atspi_accessible_is_streamable_content:
1018 * @obj: a pointer to the #AtspiAccessible instance to query.
1020 * Query whether the specified #AtspiAccessible implements
1021 * #AtspiStreamableContent.
1023 * Returns: #TRUE if @obj implements the #AtspiStreamableContent interface,
1027 atspi_accessible_is_streamable_content (AtspiAccessible *obj)
1030 return _atspi_accessible_is_a (obj,
1031 atspi_interface_streamable_content);
1033 g_warning ("Streamable content not implemented");
1039 * atspi_accessible_is_text:
1040 * @obj: a pointer to the #AtspiAccessible instance to query.
1042 * Query whether the specified #AtspiAccessible implements #AtspiText.
1044 * Returns: #TRUE if @obj implements the #AtspiText interface,
1048 atspi_accessible_is_text (AtspiAccessible *obj)
1050 return _atspi_accessible_is_a (obj,
1051 atspi_interface_text);
1055 * atspi_accessible_is_value:
1056 * @obj: a pointer to the #AtspiAccessible instance to query.
1058 * Query whether the specified #AtspiAccessible implements #AtspiValue.
1060 * Returns: #TRUE if @obj implements the #AtspiValue interface,
1064 atspi_accessible_is_value (AtspiAccessible *obj)
1066 return _atspi_accessible_is_a (obj,
1067 atspi_interface_value);
1071 * atspi_accessible_get_action:
1072 * @obj: a pointer to the #AtspiAccessible instance to query.
1074 * Get the #AtspiAction interface for an #AtspiAccessible.
1076 * Returns: (transfer full): a pointer to an #AtspiAction interface
1077 * instance, or NULL if @obj does not implement #AtspiAction.
1080 atspi_accessible_get_action (AtspiAccessible *accessible)
1082 return (_atspi_accessible_is_a (accessible, atspi_interface_action) ?
1083 g_object_ref (ATSPI_ACTION (accessible)) : NULL);
1087 * atspi_accessible_get_collection:
1088 * @obj: a pointer to the #AtspiAccessible instance to query.
1090 * Get the #AtspiCollection interface for an #AtspiAccessible.
1092 * Returns: (transfer full): a pointer to an #AtspiCollection interface
1093 * instance, or NULL if @obj does not implement #AtspiCollection.
1096 atspi_accessible_get_collection (AtspiAccessible *accessible)
1098 return (_atspi_accessible_is_a (accessible, atspi_interface_collection) ?
1099 g_object_ref (ATSPI_COLLECTION (accessible)) : NULL);
1103 * atspi_accessible_get_component:
1104 * @obj: a pointer to the #AtspiAccessible instance to query.
1106 * Get the #AtspiComponent interface for an #AtspiAccessible.
1108 * Returns: (transfer full): a pointer to an #AtspiComponent interface
1109 * instance, or NULL if @obj does not implement #AtspiComponent.
1112 atspi_accessible_get_component (AtspiAccessible *obj)
1114 return (_atspi_accessible_is_a (obj, atspi_interface_component) ?
1115 g_object_ref (ATSPI_COMPONENT (obj)) : NULL);
1119 * atspi_accessible_get_document:
1120 * @obj: a pointer to the #AtspiAccessible instance to query.
1122 * Get the #AtspiDocument interface for an #AtspiAccessible.
1124 * Returns: (transfer full): a pointer to an #AtspiDocument interface
1125 * instance, or NULL if @obj does not implement #AtspiDocument.
1128 atspi_accessible_get_document (AtspiAccessible *accessible)
1130 return (_atspi_accessible_is_a (accessible, atspi_interface_document) ?
1131 g_object_ref (ATSPI_DOCUMENT (accessible)) : NULL);
1135 * atspi_accessible_get_editable_text:
1136 * @obj: a pointer to the #AtspiAccessible instance to query.
1138 * Get the #AtspiEditableText interface for an #AtspiAccessible.
1140 * Returns: (transfer full): a pointer to an #AtspiEditableText interface
1141 * instance, or NULL if @obj does not implement #AtspiEditableText.
1144 atspi_accessible_get_editable_text (AtspiAccessible *accessible)
1146 return (_atspi_accessible_is_a (accessible, atspi_interface_editable_text) ?
1147 g_object_ref (ATSPI_EDITABLE_TEXT (accessible)) : NULL);
1151 * atspi_accessible_get_hyperlink:
1152 * @obj: a pointer to the #AtspiAccessible object on which to operate.
1154 * Get the #AtspiHyperlink associated with the given #AtspiAccessible, if
1157 * Returns: (transfer full): the #AtspiHyperlink object associated with
1158 * the given #AtspiAccessible, or NULL if not supported.
1161 atspi_accessible_get_hyperlink (AtspiAccessible *accessible)
1163 return (_atspi_accessible_is_a (accessible, atspi_interface_hyperlink) ?
1164 atspi_hyperlink_new (accessible->parent.app, accessible->parent.path) : NULL);
1168 * atspi_accessible_get_hypertext:
1169 * @obj: a pointer to the #AtspiAccessible instance to query.
1171 * Get the #AtspiHypertext interface for an #AtspiAccessible.
1173 * Returns: (transfer full): a pointer to an #AtspiHypertext interface
1174 * instance, or NULL if @obj does not implement #AtspiHypertext.
1177 atspi_accessible_get_hypertext (AtspiAccessible *accessible)
1179 return (_atspi_accessible_is_a (accessible, atspi_interface_hypertext) ?
1180 g_object_ref (ATSPI_HYPERTEXT (accessible)) : NULL);
1184 * atspi_accessible_get_image:
1185 * @obj: a pointer to the #AtspiAccessible instance to query.
1187 * Get the #AtspiImage interface for an #AtspiAccessible.
1189 * Returns: (transfer full): a pointer to an #AtspiImage interface instance, or
1190 * NULL if @obj does not implement #AtspiImage.
1193 atspi_accessible_get_image (AtspiAccessible *accessible)
1195 return (_atspi_accessible_is_a (accessible, atspi_interface_image) ?
1196 g_object_ref (ATSPI_IMAGE (accessible)) : NULL);
1200 * atspi_accessible_get_selection:
1201 * @obj: a pointer to the #AtspiAccessible instance to query.
1203 * Get the #AtspiSelection interface for an #AtspiAccessible.
1205 * Returns: (transfer full): a pointer to an #AtspiSelection interface
1206 * instance, or NULL if @obj does not implement #AtspiSelection.
1209 atspi_accessible_get_selection (AtspiAccessible *accessible)
1211 return (_atspi_accessible_is_a (accessible, atspi_interface_selection) ?
1212 g_object_ref (ATSPI_SELECTION (accessible)) : NULL);
1217 * atspi_accessible_get_streamable_content:
1218 * @obj: a pointer to the #AtspiAccessible instance to query.
1220 * Get the #AtspiStreamableContent interface for an #AtspiAccessible.
1222 * Returns: (transfer full): a pointer to an #AtspiStreamableContent interface
1223 * instance, or NULL if @obj does not implement #AtspiStreamableContent.
1225 AtspiStreamableContent *
1226 atspi_accessible_get_streamable_content (AtspiAccessible *accessible)
1228 return (_atspi_accessible_is_a (accessible, atspi_interface_streamable_content) ?
1234 * atspi_accessible_get_table:
1235 * @obj: a pointer to the #AtspiAccessible instance to query.
1237 * Get the #AtspiTable interface for an #AtspiAccessible.
1239 * Returns: (transfer full): a pointer to an #AtspiTable interface instance, or
1240 * NULL if @obj does not implement #AtspiTable.
1243 atspi_accessible_get_table (AtspiAccessible *obj)
1245 return (_atspi_accessible_is_a (obj, atspi_interface_table) ?
1246 g_object_ref (ATSPI_TABLE (obj)) : NULL);
1250 * atspi_accessible_get_text:
1251 * @obj: a pointer to the #AtspiAccessible instance to query.
1253 * Get the #AtspiTable interface for an #AtspiAccessible.
1255 * Returns: (transfer full): a pointer to an #AtspiText interface instance, or
1256 * NULL if @obj does not implement #AtspiText.
1259 atspi_accessible_get_text (AtspiAccessible *obj)
1261 return (_atspi_accessible_is_a (obj, atspi_interface_text) ?
1262 g_object_ref (ATSPI_TEXT (obj)) : NULL);
1266 * atspi_accessible_get_value:
1267 * @obj: a pointer to the #AtspiAccessible instance to query.
1269 * Get the #AtspiTable interface for an #AtspiAccessible.
1271 * Returns: (transfer full): a pointer to an #AtspiValue interface instance, or
1272 * NULL if @obj does not implement #AtspiValue.
1275 atspi_accessible_get_value (AtspiAccessible *accessible)
1277 return (_atspi_accessible_is_a (accessible, atspi_interface_value) ?
1278 g_object_ref (ATSPI_VALUE (accessible)) : NULL);
1282 append_const_val (GArray *array, const gchar *val)
1284 gchar *dup = g_strdup (val);
1287 g_array_append_val (array, dup);
1291 * atspi_accessible_get_interfaces:
1293 * #obj: The #AtspiAccessible to query.
1295 * Returns: (element-type gchar*) (transfer full): A #GArray of strings
1296 * describing the interfaces supported by the object. Interfaces are
1297 * denoted in short-hand (ie, "Component", "Text", etc.)
1300 atspi_accessible_get_interfaces (AtspiAccessible *obj)
1302 GArray *ret = g_array_new (TRUE, TRUE, sizeof (gchar *));
1304 g_return_val_if_fail (obj != NULL, NULL);
1306 append_const_val (ret, "Accessible");
1307 if (atspi_accessible_is_action (obj))
1308 append_const_val (ret, "Action");
1309 if (atspi_accessible_is_collection (obj))
1310 append_const_val (ret, "Collection");
1311 if (atspi_accessible_is_component (obj))
1312 append_const_val (ret, "Component");
1313 if (atspi_accessible_is_document (obj))
1314 append_const_val (ret, "Document");
1315 if (atspi_accessible_is_editable_text (obj))
1316 append_const_val (ret, "EditableText");
1317 if (atspi_accessible_is_hypertext (obj))
1318 append_const_val (ret, "Hypertext");
1319 if (atspi_accessible_is_hyperlink (obj))
1320 append_const_val (ret, "Hyperlink");
1321 if (atspi_accessible_is_image (obj))
1322 append_const_val (ret, "Image");
1323 if (atspi_accessible_is_selection (obj))
1324 append_const_val (ret, "Selection");
1325 if (atspi_accessible_is_table (obj))
1326 append_const_val (ret, "Table");
1327 if (atspi_accessible_is_text (obj))
1328 append_const_val (ret, "Text");
1329 if (atspi_accessible_is_value (obj))
1330 append_const_val (ret, "Value");
1336 atspi_accessible_new (AtspiApplication *app, const gchar *path)
1338 AtspiAccessible *accessible;
1340 accessible = g_object_new (ATSPI_TYPE_ACCESSIBLE, NULL);
1341 g_return_val_if_fail (accessible != NULL, NULL);
1343 accessible->parent.app = g_object_ref (app);
1344 accessible->parent.path = g_strdup (path);
1350 * atspi_accessible_set_cache_mask:
1352 * @accessible: The #AtspiAccessible to operate on. Must be the desktop or
1353 * the root of an application.
1354 * @mask: An #AtspiCache specifying a bit mask of the types of data to cache.
1356 * Sets the type of data to cache for accessibles.
1357 * If this is not set for an application or is reset to ATSPI_CACHE_UNDEFINED,
1358 * then the desktop's cache flag will be used.
1359 * If the desktop's cache flag is also undefined, then all possible data will
1361 * This function is intended to work around bugs in toolkits where the proper
1362 * events are not raised / to aid in testing for such bugs.
1364 * Note: This function has no effect on data that has already been cached.
1367 atspi_accessible_set_cache_mask (AtspiAccessible *accessible, AtspiCache mask)
1369 g_return_if_fail (accessible != NULL);
1370 g_return_if_fail (accessible->parent.app != NULL);
1371 g_return_if_fail (accessible == accessible->parent.app->root);
1372 accessible->parent.app->cache = mask;
1376 _atspi_accessible_add_cache (AtspiAccessible *accessible, AtspiCache flag)
1378 AtspiCache mask = accessible->parent.app->cache;
1380 if (mask == ATSPI_CACHE_UNDEFINED &&
1381 accessible->parent.app->root &&
1382 accessible->parent.app->root->accessible_parent)
1384 AtspiAccessible *desktop = atspi_get_desktop (0);
1385 mask = desktop->parent.app->cache;
1386 g_object_unref (desktop);
1389 if (mask == ATSPI_CACHE_UNDEFINED)
1390 mask = ATSPI_CACHE_ALL;
1392 accessible->cached_properties |= flag & mask;