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/*
* AT-SPI - Assistive Technology Service Provider Interface
* (Gnome Accessibility Project; http://developer.gnome.org/projects/gap)
*
* Copyright 2008, 2010 Codethink Ltd.
* Copyright 2001, 2002 Sun Microsystems Inc.,
* Copyright 2001, 2002 Ximian, Inc.
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include <config.h>
#include <ctype.h>
#include <string.h>
#include "introspection.h"
#include "paths.h"
#include "registry.h"
typedef struct
{
gchar *listener_bus_name;
gchar *app_bus_name;
gchar **data;
GSList *properties;
} EventData;
/*---------------------------------------------------------------------------*/
gchar *name;
gchar *path;
} SpiReference;
static SpiReference *
spi_reference_new (const gchar *name, const gchar *path)
SpiReference *ref;
ref = g_new0 (SpiReference, 1);
ref->name = g_strdup (name);
ref->path = g_strdup (path);
return ref;
}
spi_reference_null (const char *bus_name)
return spi_reference_new (bus_name, SPI_DBUS_PATH_NULL);
static void
spi_reference_free (SpiReference *ref)
g_free (ref->name);
g_free (ref->path);
g_free (ref);
G_DEFINE_TYPE (SpiRegistry, spi_registry, G_TYPE_OBJECT)
spi_registry_finalize (GObject *object)
SpiRegistry *registry = SPI_REGISTRY (object);
g_clear_pointer (®istry->bus_unique_name, g_free);
G_OBJECT_CLASS (spi_registry_parent_class)->finalize (object);
spi_registry_class_init (SpiRegistryClass *klass)
GObjectClass *gobject_class;
spi_registry_parent_class = g_type_class_ref (G_TYPE_OBJECT);
gobject_class = G_OBJECT_CLASS (klass);
gobject_class->finalize = spi_registry_finalize;
spi_registry_init (SpiRegistry *registry)
registry->apps = g_ptr_array_new_with_free_func ((GDestroyNotify) spi_reference_free);
return_v_string (DBusMessageIter *iter, const gchar *str)
DBusMessageIter variant;
if (!dbus_message_iter_open_container (iter, DBUS_TYPE_VARIANT, "s",
&variant))
g_error ("Out of memory");
dbus_message_iter_append_basic (&variant, DBUS_TYPE_STRING, &str);
dbus_message_iter_close_container (iter, &variant);
append_reference (DBusMessageIter *iter, SpiReference *ref)
DBusMessageIter iter_struct;
if (!dbus_message_iter_open_container (iter, DBUS_TYPE_STRUCT, NULL,
&iter_struct))
dbus_message_iter_append_basic (&iter_struct, DBUS_TYPE_STRING, &ref->name);
dbus_message_iter_append_basic (&iter_struct, DBUS_TYPE_OBJECT_PATH, &ref->path);
dbus_message_iter_close_container (iter, &iter_struct);
static gboolean
compare_reference (const SpiReference *one, const SpiReference *two)
if (g_strcmp0 (one->name, two->name) == 0 &&
g_strcmp0 (one->path, two->path) == 0)
return TRUE;
else
return FALSE;
find_index_of_reference (GPtrArray *arr, const SpiReference *ref, guint *index)
gboolean found = FALSE;
guint i = 0;
for (i = 0; i < arr->len; i++)
if (compare_reference (ref, g_ptr_array_index (arr, i)))
found = TRUE;
break;
*index = i;
return found;
emit_children_changed (DBusConnection *bus,
const char *operation,
dbus_int32_t index,
SpiReference *app)
DBusMessage *sig;
DBusMessageIter iter, iter_variant, iter_array;
dbus_int32_t unused = 0;
sig = dbus_message_new_signal (SPI_DBUS_PATH_ROOT,
SPI_DBUS_INTERFACE_EVENT_OBJECT,
"ChildrenChanged");
dbus_message_iter_init_append (sig, &iter);
dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &operation);
dbus_message_iter_append_basic (&iter, DBUS_TYPE_INT32, &index);
dbus_message_iter_append_basic (&iter, DBUS_TYPE_INT32, &unused);
dbus_message_iter_open_container (&iter, DBUS_TYPE_VARIANT, "(so)",
&iter_variant);
append_reference (&iter_variant, app);
dbus_message_iter_close_container (&iter, &iter_variant);
dbus_message_iter_open_container (&iter, DBUS_TYPE_ARRAY, "{sv}",
&iter_array);
dbus_message_iter_close_container (&iter, &iter_array);
dbus_connection_send (bus, sig, NULL);
dbus_message_unref (sig);
add_application (SpiRegistry *registry, SpiReference *app_root)
gint index;
g_ptr_array_add (registry->apps, app_root);
index = registry->apps->len - 1;
emit_children_changed (registry->bus, "add", index, app_root);
call_set_id (SpiRegistry *registry, SpiReference *app, dbus_int32_t id)
DBusMessage *message;
DBusMessageIter iter, iter_variant;
const char *iface_application = "org.a11y.atspi.Application";
const char *id_str = "Id";
message = dbus_message_new_method_call (app->name, app->path,
DBUS_INTERFACE_PROPERTIES, "Set");
if (!message)
return;
dbus_message_iter_init_append (message, &iter);
dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &iface_application);
dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &id_str);
dbus_message_iter_open_container (&iter, DBUS_TYPE_VARIANT, "i", &iter_variant);
dbus_message_iter_append_basic (&iter_variant, DBUS_TYPE_INT32, &id);
dbus_connection_send (registry->bus, message, NULL);
dbus_message_unref (message);
remove_application (SpiRegistry *registry, guint index)
SpiReference *ref = g_ptr_array_index (registry->apps, index);
spi_remove_device_listeners (registry->dec, ref->name);
emit_children_changed (registry->bus, "remove", index, ref);
g_ptr_array_remove_index (registry->apps, index);
event_is_subtype (gchar **needle, gchar **haystack)
while (*haystack && **haystack)
if (g_strcmp0 (*needle, *haystack))
needle++;
haystack++;
needs_mouse_poll (char **event)
if (g_strcmp0 (event[0], "Mouse") != 0)
if (!event[1] || !event[1][0])
return (g_strcmp0 (event[1], "Abs") == 0);
remove_events (SpiRegistry *registry, const char *bus_name, const char *event)
gchar **remove_data;
GList *list;
gboolean mouse_found = FALSE;
DBusMessage *signal;
remove_data = g_strsplit (event, ":", 3);
if (!remove_data)
for (list = registry->events; list;)
EventData *evdata = list->data;
list = list->next;
if (!g_strcmp0 (evdata->listener_bus_name, bus_name) &&
event_is_subtype (evdata->data, remove_data))
g_strfreev (evdata->data);
g_free (evdata->listener_bus_name);
g_free (evdata->app_bus_name);
g_slist_free_full (evdata->properties, g_free);
registry->events = g_list_remove (registry->events, evdata);
g_free (evdata);
if (needs_mouse_poll (evdata->data))
mouse_found = TRUE;
if (!mouse_found)
spi_device_event_controller_stop_poll_mouse (registry->dec);
g_strfreev (remove_data);
signal = dbus_message_new_signal (SPI_DBUS_PATH_REGISTRY,
SPI_DBUS_INTERFACE_REGISTRY,
"EventListenerDeregistered");
dbus_message_append_args (signal, DBUS_TYPE_STRING, &bus_name,
DBUS_TYPE_STRING, &event, DBUS_TYPE_INVALID);
dbus_connection_send (registry->bus, signal, NULL);
dbus_message_unref (signal);
handle_disconnection (SpiRegistry *registry, DBusMessage *message)
char *name, *old, *new;
if (dbus_message_get_args (message, NULL,
DBUS_TYPE_STRING, &name,
DBUS_TYPE_STRING, &old,
DBUS_TYPE_STRING, &new,
DBUS_TYPE_INVALID))
if (*old != '\0' && *new == '\0')
/* Remove all children with the application name the same as the disconnected application. */
guint i;
for (i = 0; i < registry->apps->len; i++)
SpiReference *ref = g_ptr_array_index (registry->apps, i);
if (!g_strcmp0 (old, ref->name))
remove_application (registry, i);
i--;
remove_events (registry, old, "");
* Converts names of the form "active-descendant-changed" to
*" ActiveDescendantChanged"
static gchar *
ensure_proper_format (const char *name)
gchar *ret = (gchar *) g_malloc (strlen (name) * 2 + 2);
gchar *p = ret;
gboolean need_upper = TRUE;
if (!ret)
return NULL;
while (*name)
if (need_upper)
*p++ = toupper (*name);
need_upper = FALSE;
else if (*name == '-')
need_upper = TRUE;
else if (*name == ':')
*p++ = *name;
name++;
*p = '\0';
return ret;
static DBusHandlerResult
signal_filter (DBusConnection *bus, DBusMessage *message, void *user_data)
SpiRegistry *reg = SPI_REGISTRY (user_data);
guint res = DBUS_HANDLER_RESULT_HANDLED;
const gint type = dbus_message_get_type (message);
const char *iface = dbus_message_get_interface (message);
const char *member = dbus_message_get_member (message);
if (type != DBUS_MESSAGE_TYPE_SIGNAL)
return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
if (!g_strcmp0 (iface, DBUS_INTERFACE_DBUS) &&
!g_strcmp0 (member, "NameOwnerChanged"))
handle_disconnection (reg, message);
res = DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
return res;
typedef enum
DEMARSHAL_STATUS_SUCCESS,
DEMARSHAL_STATUS_INVALID_SIGNATURE,
DEMARSHAL_STATUS_INVALID_VALUE,
} DemarshalStatus;
/* org.at_spi.Socket interface */
static DemarshalStatus
demarshal_reference (DBusMessage *message, SpiReference **out_reference)
DBusMessageIter iter, iter_struct;
const gchar *app_name, *obj_path;
*out_reference = NULL;
dbus_message_iter_init (message, &iter);
dbus_message_iter_recurse (&iter, &iter_struct);
if (!(dbus_message_iter_get_arg_type (&iter_struct) == DBUS_TYPE_STRING))
return DEMARSHAL_STATUS_INVALID_SIGNATURE;
dbus_message_iter_get_basic (&iter_struct, &app_name);
if (!app_name)
app_name = dbus_message_get_sender (message);
if (!dbus_message_iter_next (&iter_struct))
if (!(dbus_message_iter_get_arg_type (&iter_struct) == DBUS_TYPE_OBJECT_PATH))
dbus_message_iter_get_basic (&iter_struct, &obj_path);
*out_reference = spi_reference_new (app_name, obj_path);
return DEMARSHAL_STATUS_SUCCESS;
socket_embed (SpiRegistry *registry, SpiReference *app_root)
add_application (registry, app_root);
call_set_id (registry, app_root, registry->id);
/* TODO: This will cause problems if we cycle through 2^31 ids */
registry->id++;
return spi_reference_new (registry->bus_unique_name, SPI_DBUS_PATH_ROOT);
static DBusMessage *
impl_Embed (DBusMessage *message, SpiRegistry *registry)
SpiReference *app_root = NULL;
SpiReference *result;
if (demarshal_reference (message, &app_root) != DEMARSHAL_STATUS_SUCCESS)
return dbus_message_new_error (message, DBUS_ERROR_FAILED, "Invalid arguments");
DBusMessage *reply = NULL;
DBusMessageIter reply_iter;
result = socket_embed (registry, app_root); /* takes ownership of the app_root */
reply = dbus_message_new_method_return (message);
dbus_message_iter_init_append (reply, &reply_iter);
append_reference (&reply_iter, result);
spi_reference_free (result);
return reply;
impl_Unembed (DBusMessage *message, SpiRegistry *registry)
SpiReference *app_reference;
guint index;
if (demarshal_reference (message, &app_reference) != DEMARSHAL_STATUS_SUCCESS)
if (find_index_of_reference (registry->apps, app_reference, &index))
remove_application (registry, index);
spi_reference_free (app_reference);
/* org.at_spi.Component interface */
impl_Contains (DBusMessage *message, SpiRegistry *registry)
dbus_bool_t retval = FALSE;
DBusMessage *reply;
dbus_message_append_args (reply, DBUS_TYPE_BOOLEAN, &retval,
DBUS_TYPE_INVALID);
impl_GetAccessibleAtPoint (DBusMessage *message, SpiRegistry *registry)
DBusMessageIter iter;
SpiReference *null_ref = spi_reference_null (registry->bus_unique_name);
dbus_message_iter_init_append (reply, &iter);
append_reference (&iter, null_ref);
spi_reference_free (null_ref);
impl_GetExtents (DBusMessage *message, SpiRegistry *registry)
dbus_int32_t x = 0, y = 0, width = 1024, height = 768;
dbus_message_iter_open_container (&iter, DBUS_TYPE_STRUCT, NULL,
&iter_struct);
dbus_message_iter_append_basic (&iter_struct, DBUS_TYPE_INT32, &x);
dbus_message_iter_append_basic (&iter_struct, DBUS_TYPE_INT32, &y);
dbus_message_iter_append_basic (&iter_struct, DBUS_TYPE_INT32, &width);
dbus_message_iter_append_basic (&iter_struct, DBUS_TYPE_INT32, &height);
dbus_message_iter_close_container (&iter, &iter_struct);
impl_GetPosition (DBusMessage *message, SpiRegistry *registry)
dbus_int32_t x = 0, y = 0;
dbus_message_append_args (reply, DBUS_TYPE_INT32, &x, DBUS_TYPE_INT32,
&y, DBUS_TYPE_INVALID);
impl_GetSize (DBusMessage *message, SpiRegistry *registry)
/* TODO - Get the screen size */
dbus_int32_t width = 1024, height = 768;
dbus_message_append_args (reply, DBUS_TYPE_INT32, &width,
DBUS_TYPE_INT32, &height, DBUS_TYPE_INVALID);
#define LAYER_WIDGET 3;
impl_GetLayer (DBusMessage *message, SpiRegistry *registry)
dbus_uint32_t rv = LAYER_WIDGET;
dbus_message_append_args (reply, DBUS_TYPE_UINT32, &rv,
impl_GetMDIZOrder (DBusMessage *message, SpiRegistry *registry)
dbus_int16_t rv = 0;
dbus_message_append_args (reply, DBUS_TYPE_INT16, &rv,
impl_GrabFocus (DBusMessage *message, SpiRegistry *registry)
impl_GetAlpha (DBusMessage *message, SpiRegistry *registry)
double rv = 1.0;
dbus_message_append_args (reply, DBUS_TYPE_DOUBLE, &rv,
/* org.at_spi.Accessible interface */
impl_get_Name (DBusMessageIter *iter, SpiRegistry *registry)
const gchar *name = "main";
return_v_string (iter, name);
impl_get_Description (DBusMessageIter *iter, SpiRegistry *registry)
const gchar *description = "";
return_v_string (iter, description);
static dbus_bool_t
impl_get_Parent (DBusMessageIter *iter, SpiRegistry *registry)
DBusMessageIter iter_variant;
SpiReference *null_ref = spi_reference_null ("");
dbus_message_iter_open_container (iter, DBUS_TYPE_VARIANT, "(so)",
append_reference (&iter_variant, null_ref);
dbus_message_iter_close_container (iter, &iter_variant);
impl_get_ChildCount (DBusMessageIter *iter, SpiRegistry *registry)
dbus_int32_t rv = registry->apps->len;
dbus_bool_t result;
if (!dbus_message_iter_open_container (iter, DBUS_TYPE_VARIANT, "i",
&iter_variant))
result = dbus_message_iter_append_basic (&iter_variant, DBUS_TYPE_INT32, &rv);
return result;
impl_get_ToolkitName (DBusMessageIter *iter, SpiRegistry *registry)
return_v_string (iter, "at-spi-registry");
impl_get_ToolkitVersion (DBusMessageIter *iter, SpiRegistry *registry)
return_v_string (iter, "2.0");
impl_GetChildAtIndex (DBusMessage *message, SpiRegistry *registry)
DBusError error;
dbus_int32_t i;
dbus_error_init (&error);
if (!dbus_message_get_args (message, &error, DBUS_TYPE_INT32, &i, DBUS_TYPE_INVALID))
if (i < 0 || i >= registry->apps->len)
SpiReference *null_ref = spi_reference_null (SPI_DBUS_NAME_REGISTRY);
ref = g_ptr_array_index (registry->apps, i);
append_reference (&iter, ref);
impl_GetChildren (DBusMessage *message, SpiRegistry *registry)
DBusMessageIter iter, iter_array;
int i;
dbus_message_iter_open_container (&iter, DBUS_TYPE_ARRAY, "(so)", &iter_array);
SpiReference *current = g_ptr_array_index (registry->apps, i);
append_reference (&iter_array, current);
impl_GetIndexInParent (DBusMessage *message, SpiRegistry *registry)
dbus_uint32_t rv = 0;
dbus_message_append_args (reply, DBUS_TYPE_INT32, &rv, DBUS_TYPE_INVALID);
impl_GetRelationSet (DBusMessage *message, SpiRegistry *registry)
dbus_message_iter_open_container (&iter, DBUS_TYPE_ARRAY, "(ua(so))", &iter_array);
impl_GetRole (DBusMessage *message, SpiRegistry *registry)
dbus_uint32_t rv = 14; /* TODO: Get DESKTOP_FRAME from somewhere */
dbus_message_append_args (reply, DBUS_TYPE_UINT32, &rv, DBUS_TYPE_INVALID);
impl_GetRoleName (DBusMessage *message, SpiRegistry *registry)
const char *role_name = "desktop frame";
dbus_message_append_args (reply, DBUS_TYPE_STRING, &role_name,
impl_GetLocalizedRoleName (DBusMessage *message, SpiRegistry *registry)
/* FIXME - Localize this */
impl_GetState (DBusMessage *message, SpiRegistry *registry)
dbus_uint32_t states[2] = { 0, 0 };
guint count;
dbus_message_iter_open_container (&iter, DBUS_TYPE_ARRAY, "u", &iter_array);
for (count = 0; count < 2; count++)
dbus_message_iter_append_basic (&iter_array, DBUS_TYPE_UINT32,
&states[count]);
impl_GetAttributes (DBusMessage *message, SpiRegistry *registry)
DBusMessageIter iter, array;
dbus_message_iter_open_container (&iter, DBUS_TYPE_ARRAY, "{ss}", &array);
dbus_message_iter_close_container (&iter, &array);
impl_GetApplication (DBusMessage *message, SpiRegistry *registry)
impl_GetInterfaces (DBusMessage *message, SpiRegistry *registry)
const char *acc = SPI_DBUS_INTERFACE_ACCESSIBLE;
const char *app = SPI_DBUS_INTERFACE_APPLICATION;
const char *com = SPI_DBUS_INTERFACE_COMPONENT;
const char *sock = SPI_DBUS_INTERFACE_SOCKET;
dbus_message_iter_open_container (&iter, DBUS_TYPE_ARRAY, "s",
dbus_message_iter_append_basic (&iter_array, DBUS_TYPE_STRING, &acc);
dbus_message_iter_append_basic (&iter_array, DBUS_TYPE_STRING, &app);
dbus_message_iter_append_basic (&iter_array, DBUS_TYPE_STRING, &com);
dbus_message_iter_append_basic (&iter_array, DBUS_TYPE_STRING, &sock);
impl_GetItems (DBusMessage *message, SpiRegistry *registry)
dbus_message_iter_open_container (&iter, DBUS_TYPE_ARRAY,
"((so)(so)(so)a(so)assusau)", &iter_array);
/* I would rather these two be signals, but I'm not sure that dbus-python
* supports emitting signals except for a service, so implementing as both
* a method call and signal for now.
impl_RegisterEvent (DBusMessage *message, SpiRegistry *registry)
const char *orig_name;
EventData *evdata;
const char *sender = dbus_message_get_sender (message);
const char *signature = dbus_message_get_signature (message);
if (strcmp (signature, "sas") != 0 &&
strcmp (signature, "s") != 0 &&
strcmp (signature, "sass") != 0)
g_warning ("got RegisterEvent with invalid signature '%s'", signature);
dbus_message_iter_get_basic (&iter, &orig_name);
dbus_message_iter_next (&iter);
name = ensure_proper_format (orig_name);
evdata = g_new0 (EventData, 1);
data = g_strsplit (name, ":", 3);
evdata->listener_bus_name = g_strdup (sender);
evdata->data = data;
if (dbus_message_iter_get_arg_type (&iter) == DBUS_TYPE_ARRAY)
dbus_message_iter_recurse (&iter, &iter_array);
while (dbus_message_iter_get_arg_type (&iter_array) != DBUS_TYPE_INVALID)
const char *property;
dbus_message_iter_get_basic (&iter_array, &property);
evdata->properties = g_slist_append (evdata->properties,
g_strdup (property));
dbus_message_iter_next (&iter_array);
if (dbus_message_iter_get_arg_type (&iter) == DBUS_TYPE_STRING)
const char *app;
dbus_message_iter_get_basic (&iter, &app);
if (app[0])
evdata->app_bus_name = g_strdup (app);
registry->events = g_list_append (registry->events, evdata);
spi_device_event_controller_start_poll_mouse (registry->dec);
"EventListenerRegistered");
if (signal)
GSList *ls = evdata->properties;
if (evdata->app_bus_name)
dbus_message_set_destination (message, evdata->app_bus_name);
dbus_message_iter_init_append (signal, &iter);
dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &sender);
dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &name);
dbus_message_iter_open_container (&iter, DBUS_TYPE_ARRAY, "s", &iter_array);
while (ls)
dbus_message_iter_append_basic (&iter_array, DBUS_TYPE_STRING, &ls->data);
ls = g_slist_next (ls);
g_free (name);
return dbus_message_new_method_return (message);
impl_DeregisterEvent (DBusMessage *message, SpiRegistry *registry)
if (!dbus_message_get_args (message, NULL, DBUS_TYPE_STRING, &orig_name,
remove_events (registry, sender, name);
impl_GetRegisteredEvents (DBusMessage *message, SpiRegistry *registry)
DBusMessageIter iter, iter_struct, iter_array;
if (!reply)
dbus_message_iter_open_container (&iter, DBUS_TYPE_ARRAY, "(ss)", &iter_array);
for (list = registry->events; list; list = list->next)
gchar *str;
evdata = list->data;
if (evdata->app_bus_name && strcmp (evdata->app_bus_name, sender) != 0)
continue;
str = g_strconcat (evdata->data[0],
":", (evdata->data[1] ? evdata->data[1] : ""),
":", (evdata->data[1] && evdata->data[2] ? evdata->data[2] : ""), NULL);
dbus_message_iter_open_container (&iter_array, DBUS_TYPE_STRUCT, NULL, &iter_struct);
dbus_message_iter_append_basic (&iter_struct, DBUS_TYPE_STRING, &evdata->listener_bus_name);
dbus_message_iter_append_basic (&iter_struct, DBUS_TYPE_STRING, &str);
dbus_message_iter_close_container (&iter_array, &iter_struct);
g_free (str);
emit_Available (DBusConnection *bus)
SpiReference root_ref = {
SPI_DBUS_NAME_REGISTRY,
SPI_DBUS_PATH_ROOT,
};
sig = dbus_message_new_signal (SPI_DBUS_PATH_ROOT, SPI_DBUS_INTERFACE_SOCKET, "Available");
append_reference (&iter, &root_ref);
static const char *introspection_header =
"<?xml version=\"1.0\"?>\n";
static const char *introspection_node_element =
"<node name=\"%s\">\n";
static const char *introspection_footer =
"</node>";
impl_Introspect_root (DBusMessage *message, SpiRegistry *registry)
GString *output;
gchar *final;
const gchar *pathstr = SPI_DBUS_PATH_ROOT;
output = g_string_new (introspection_header);
g_string_append_printf (output, introspection_node_element, pathstr);
g_string_append (output, spi_org_a11y_atspi_Accessible);
g_string_append (output, spi_org_a11y_atspi_Component);
g_string_append (output, spi_org_a11y_atspi_Socket);
g_string_append (output, introspection_footer);
final = g_string_free (output, FALSE);
dbus_message_append_args (reply, DBUS_TYPE_STRING, &final, DBUS_TYPE_INVALID);
g_free (final);
impl_Introspect_registry (DBusMessage *message, SpiRegistry *registry)
const gchar *pathstr = SPI_DBUS_PATH_REGISTRY;
g_string_append (output, spi_org_a11y_atspi_Registry);
handle_method_root (DBusConnection *bus, DBusMessage *message, void *user_data)
SpiRegistry *registry = SPI_REGISTRY (user_data);
DBusHandlerResult result = DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
const gchar *iface = dbus_message_get_interface (message);
const gchar *member = dbus_message_get_member (message);
/* Check for basic reasons not to handle */
if (type != DBUS_MESSAGE_TYPE_METHOD_CALL ||
member == NULL ||
iface == NULL)
if (!strcmp (iface, "org.freedesktop.DBus.Properties"))
if (!strcmp (member, "Get"))
const gchar *prop_iface;
const gchar *prop_member;
if (dbus_message_get_args (message,
&error,
DBUS_TYPE_STRING,
&prop_iface,
&prop_member,
if (!strcmp (prop_iface, SPI_DBUS_INTERFACE_ACCESSIBLE))
if (!strcmp (prop_member, "Name"))
impl_get_Name (&iter, registry);
else if (!strcmp (prop_member, "Description"))
impl_get_Description (&iter, registry);
else if (!strcmp (prop_member, "Parent"))
impl_get_Parent (&iter, registry);
else if (!strcmp (prop_member, "ChildCount"))
impl_get_ChildCount (&iter, registry);
dbus_message_unref (reply);
reply = dbus_message_new_error (message, DBUS_ERROR_FAILED, "Property unavailable");
else if (!strcmp (prop_iface, SPI_DBUS_INTERFACE_APPLICATION))
if (!strcmp (prop_member, "ToolkitName"))
impl_get_ToolkitName (&iter, registry);
else if (!strcmp (prop_member, "Version"))
impl_get_ToolkitVersion (&iter, registry);
reply = dbus_message_new_error (message, DBUS_ERROR_FAILED, error.message);
result = DBUS_HANDLER_RESULT_HANDLED;
else if (!strcmp (member, "GetAll"))
if (!strcmp (iface, SPI_DBUS_INTERFACE_ACCESSIBLE))
if (!strcmp (member, "GetChildAtIndex"))
reply = impl_GetChildAtIndex (message, registry);
else if (!strcmp (member, "GetChildren"))
reply = impl_GetChildren (message, registry);
else if (!strcmp (member, "GetIndexInParent"))
reply = impl_GetIndexInParent (message, registry);
else if (!strcmp (member, "GetRelationSet"))
reply = impl_GetRelationSet (message, registry);
else if (!strcmp (member, "GetRole"))
reply = impl_GetRole (message, registry);
else if (!strcmp (member, "GetRoleName"))
reply = impl_GetRoleName (message, registry);
else if (!strcmp (member, "GetLocalizedRoleName"))
reply = impl_GetLocalizedRoleName (message, registry);
else if (!strcmp (member, "GetState"))
reply = impl_GetState (message, registry);
else if (!strcmp (member, "GetAttributes"))
reply = impl_GetAttributes (message, registry);
else if (!strcmp (member, "GetApplication"))
reply = impl_GetApplication (message, registry);
else if (!strcmp (member, "GetInterfaces"))
reply = impl_GetInterfaces (message, registry);
result = DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
if (!strcmp (iface, SPI_DBUS_INTERFACE_COMPONENT))
if (!strcmp (member, "Contains"))
reply = impl_Contains (message, registry);
else if (!strcmp (member, "GetAccessibleAtPoint"))
reply = impl_GetAccessibleAtPoint (message, registry);
else if (!strcmp (member, "GetExtents"))
reply = impl_GetExtents (message, registry);
else if (!strcmp (member, "GetPosition"))
reply = impl_GetPosition (message, registry);
else if (!strcmp (member, "GetSize"))
reply = impl_GetSize (message, registry);
else if (!strcmp (member, "GetLayer"))
reply = impl_GetLayer (message, registry);
else if (!strcmp (member, "GetMDIZOrder"))
reply = impl_GetMDIZOrder (message, registry);
else if (!strcmp (member, "GrabFocus"))
reply = impl_GrabFocus (message, registry);
else if (!strcmp (member, "GetAlpha"))
reply = impl_GetAlpha (message, registry);
if (!strcmp (iface, SPI_DBUS_INTERFACE_SOCKET))
if (!strcmp (member, "Embed"))
reply = impl_Embed (message, registry);
else if (!strcmp (member, "Unembed"))
reply = impl_Unembed (message, registry);
if (!strcmp (iface, "org.freedesktop.DBus.Introspectable"))
if (!strcmp (member, "Introspect"))
reply = impl_Introspect_root (message, registry);
if (result == DBUS_HANDLER_RESULT_HANDLED)
dbus_connection_send (bus, reply, NULL);
#if 0
g_print ("Registry | Unhandled message : %s|%s\n", iface, member);
#endif
handle_method_cache (DBusConnection *bus, DBusMessage *message, void *user_data)
if (!strcmp (iface, SPI_DBUS_INTERFACE_CACHE))
if (!strcmp (member, "GetItems"))
reply = impl_GetItems (message, registry);
handle_method_registry (DBusConnection *bus, DBusMessage *message, void *user_data)
if (!strcmp (iface, SPI_DBUS_INTERFACE_REGISTRY))
if (!strcmp (member, "RegisterEvent"))
reply = impl_RegisterEvent (message, registry);
else if (!strcmp (member, "DeregisterEvent"))
reply = impl_DeregisterEvent (message, registry);
else if (!strcmp (member, "GetRegisteredEvents"))
reply = impl_GetRegisteredEvents (message, registry);
reply = impl_Introspect_registry (message, registry);
static DBusObjectPathVTable root_vtable = {
NULL,
&handle_method_root,
NULL, NULL, NULL, NULL
static DBusObjectPathVTable registry_vtable = {
&handle_method_registry,
static DBusObjectPathVTable cache_vtable = {
&handle_method_cache,
static gchar *app_sig_match_name_owner =
"type='signal', interface='org.freedesktop.DBus', member='NameOwnerChanged'";
SpiRegistry *
spi_registry_new (DBusConnection *bus, SpiDEController *dec)
SpiRegistry *registry = g_object_new (SPI_REGISTRY_TYPE, NULL);
const char *bus_unique_name;
bus_unique_name = dbus_bus_get_unique_name (bus);
g_assert (bus_unique_name != NULL);
registry->bus = bus;
registry->dec = g_object_ref (dec);
registry->bus_unique_name = g_strdup (bus_unique_name);
dbus_bus_add_match (bus, app_sig_match_name_owner, NULL);
dbus_connection_add_filter (bus, signal_filter, registry, NULL);
dbus_connection_register_object_path (bus, SPI_DBUS_PATH_ROOT, &root_vtable, registry);
dbus_connection_register_object_path (bus, SPI_DBUS_PATH_CACHE, &cache_vtable, registry);
dbus_connection_register_object_path (bus, SPI_DBUS_PATH_REGISTRY, ®istry_vtable, registry);
emit_Available (bus);
registry->events = NULL;
return registry;
/*END------------------------------------------------------------------------*/