#undef DEBUG_OBJECTS
-static CORBA_Environment ev = { 0 };
-static Accessibility_Registry registry = CORBA_OBJECT_NIL;
+static DBusConnection *bus = NULL;
+static GHashTable *apps = NULL;
static GHashTable *live_refs = NULL;
static GQueue *exception_handlers = NULL;
-
-static guint
-cspi_object_hash (gconstpointer key)
-{
- CORBA_Object object = (CORBA_Object) key;
-
- return CORBA_Object_hash (object, 0, &ev);
-}
-
-static gboolean
-cspi_object_equal (gconstpointer a, gconstpointer b)
-{
- CORBA_Object objecta = (CORBA_Object) a;
- CORBA_Object objectb = (CORBA_Object) b;
-
- return CORBA_Object_is_equivalent (objecta, objectb, cspi_ev ());
-}
+static DBusError exception;
static void
cspi_object_release (gpointer value)
{
- Accessible *a = (Accessible *) value;
-
-#ifdef DEBUG_OBJECTS
- g_print ("releasing %p => %p\n", a, a->objref);
-#endif
-
- if (!a->on_loan)
- {
- cspi_release_unref (a->objref);
- }
-
- memset (a, 0xaa, sizeof (Accessible));
- a->ref_count = -1;
-
-#ifndef DEBUG_OBJECTS
- free (a);
-#endif
}
gboolean
-_cspi_exception_throw (CORBA_Environment *ev, char *desc_prefix)
+cspi_exception_throw (DBusError *error, const char *desc_prefix)
{
SPIExceptionHandler *handler = NULL;
SPIException ex;
if (exception_handlers) handler = g_queue_peek_head (exception_handlers);
ex.type = SPI_EXCEPTION_SOURCE_UNSPECIFIED;
- ex.source = CORBA_OBJECT_NIL; /* can we get this from here? */
- ex.ev = CORBA_exception__copy (ev);
- switch (ev->_major) {
- case CORBA_SYSTEM_EXCEPTION:
- ex.code = SPI_EXCEPTION_UNSPECIFIED;
- break;
- case CORBA_USER_EXCEPTION: /* help! how to interpret this? */
- ex.code = SPI_EXCEPTION_UNSPECIFIED;
- break;
- default:
- ex.code = SPI_EXCEPTION_UNSPECIFIED;
- break;
- }
+ ex.source = NULL;
+ ex.code = SPI_EXCEPTION_UNSPECIFIED;
+ ex.error = error;
+ // TODO: Fill in description
if (handler)
return (*handler) (&ex, FALSE);
return FALSE; /* means exception was not handled */
}
+const char *spi_path_dec = SPI_DBUS_PATH_DEC;
+const char *spi_path_registry = SPI_DBUS_PATH_REGISTRY;
+const char *spi_bus_registry = SPI_DBUS_NAME_REGISTRY;
+const char *spi_path_desktop = SPI_DBUS_PATH_DESKTOP;
+const char *spi_interface_accessible = SPI_DBUS_INTERFACE_ACCESSIBLE;
+const char *spi_interface_action = SPI_DBUS_INTERFACE_ACTION;
+const char *spi_interface_application = SPI_DBUS_INTERFACE_APPLICATION;
+const char *spi_interface_component = SPI_DBUS_INTERFACE_COMPONENT;
+const char *spi_interface_dec = SPI_DBUS_INTERFACE_DEC;
+const char *spi_interface_desktop = SPI_DBUS_INTERFACE_DESKTOP;
+const char *spi_interface_device_event_listener = SPI_DBUS_INTERFACE_DEVICE_EVENT_LISTENER;
+const char *spi_interface_document = SPI_DBUS_INTERFACE_DOCUMENT;
+const char *spi_interface_editable_text = SPI_DBUS_INTERFACE_EDITABLE_TEXT;
+const char *spi_interface_hyperlink = SPI_DBUS_INTERFACE_HYPERLINK;
+const char *spi_interface_hypertext = SPI_DBUS_INTERFACE_HYPERTEXT;
+const char *spi_interface_image = SPI_DBUS_INTERFACE_IMAGE;
+const char *spi_interface_registry = SPI_DBUS_INTERFACE_REGISTRY;
+const char *spi_interface_selection = SPI_DBUS_INTERFACE_SELECTION;
+const char *spi_interface_table = SPI_DBUS_INTERFACE_TABLE;
+const char *spi_interface_text = SPI_DBUS_INTERFACE_TEXT;
+const char *spi_interface_tree = SPI_DBUS_INTERFACE_TREE;
+const char *spi_interface_value = SPI_DBUS_INTERFACE_VALUE;
+
+static const char *interfaces[] =
+{
+ SPI_DBUS_INTERFACE_ACCESSIBLE,
+ SPI_DBUS_INTERFACE_ACTION,
+ SPI_DBUS_INTERFACE_APPLICATION,
+ SPI_DBUS_INTERFACE_COMPONENT,
+ SPI_DBUS_INTERFACE_DOCUMENT,
+ SPI_DBUS_INTERFACE_EDITABLE_TEXT,
+ SPI_DBUS_INTERFACE_HYPERLINK,
+ SPI_DBUS_INTERFACE_HYPERTEXT,
+ SPI_DBUS_INTERFACE_IMAGE,
+ "org.freedesktop.atspi.LoginHelper",
+ SPI_DBUS_INTERFACE_SELECTION,
+ "org.freedesktop.atspi.Selector",
+ SPI_DBUS_INTERFACE_TABLE,
+ SPI_DBUS_INTERFACE_TEXT,
+ SPI_DBUS_INTERFACE_VALUE,
+ NULL
+};
+
+static gint get_iface_num (const char *iface)
+{
+ // TODO: Use a binary search or hash to improve performance
+ int i;
+
+ for (i = 0; interfaces[i]; i++)
+ {
+ if (!strcmp(iface, interfaces[i])) return i;
+ }
+ return -1;
+}
+
SPIBoolean
cspi_accessible_is_a (Accessible *accessible,
const char *interface_name)
{
- SPIBoolean retval;
- Bonobo_Unknown unknown;
+ int n;
if (accessible == NULL)
{
return FALSE;
}
- unknown = Bonobo_Unknown_queryInterface (CSPI_OBJREF (accessible),
- interface_name, cspi_ev ());
-
- if (ev._major != CORBA_NO_EXCEPTION)
- {
- g_warning ("Exception '%s' checking if is '%s'",
- cspi_exception_get_text (),
- interface_name);
- retval = FALSE;
- }
-
- else if (unknown != CORBA_OBJECT_NIL)
- {
- retval = TRUE;
- cspi_release_unref (unknown);
- }
- else
- {
- retval = FALSE;
- }
-
- return retval;
+ n = get_iface_num (interface_name);
+ if (n == -1) return FALSE;
+ return (SPIBoolean)((accessible->interfaces & (1 << n))? TRUE: FALSE);
}
static GHashTable *
{
if (!live_refs)
{
- live_refs = g_hash_table_new_full (cspi_object_hash,
- cspi_object_equal,
- NULL,
- cspi_object_release);
+ live_refs = g_hash_table_new (g_direct_hash, g_direct_equal);
}
return live_refs;
}
-CORBA_Environment *
-cspi_peek_ev (void)
+DBusConnection *
+cspi_bus (void)
{
- return &ev;
+ return bus;
}
-CORBA_Environment *
-cspi_ev (void)
+SPIBoolean
+cspi_exception (void)
{
- CORBA_exception_init (&ev);
- return &ev;
+ if (dbus_error_is_set (&exception))
+ {
+ dbus_error_free (&exception);
+ return TRUE;
+ }
+ return FALSE;
}
-Accessibility_Registry
-cspi_registry (void)
+SPIBoolean
+cspi_check_ev (const char *error_string)
{
- if (!cspi_ping (registry))
- {
- registry = cspi_init ();
- }
- return registry;
+ if (dbus_error_is_set (&exception))
+ {
+ cspi_exception_throw (&exception, error_string);
+ return FALSE;
+ }
+ return TRUE;
}
-SPIBoolean
-cspi_exception (void)
+Accessible *
+cspi_object_add (Accessible *accessible)
{
- SPIBoolean retval;
+ if (accessible) cspi_object_ref (accessible);
+ return accessible;
+}
- if (ev._major != CORBA_NO_EXCEPTION)
- {
- CORBA_exception_free (&ev);
- retval = TRUE;
- }
- else
- {
- retval = FALSE;
- }
+void
+cspi_object_ref (Accessible *accessible)
+{
+ g_return_if_fail (accessible != NULL);
- return retval;
+ accessible->ref_count++;
+ g_hash_table_insert (live_refs, accessible, accessible);
}
-/*
- * This method swallows the corba_object BonoboUnknown
- * reference, and returns an Accessible associated with it.
- * If the reference is loaned, it means it is only valid
- * between a borrow / return pair.
- */
-static Accessible *
-cspi_object_get_ref (CORBA_Object corba_object, gboolean on_loan)
+#define APP_IS_REGISTRY(app) (!strcmp (app->bus_name, spi_bus_registry))
+
+static void
+cspi_object_unref_internal (Accessible *accessible, gboolean defunct)
{
- Accessible *ref;
+ gboolean cached;
- if (corba_object == CORBA_OBJECT_NIL)
+ if (accessible == NULL)
{
- ref = NULL;
+ return;
}
- else if (!cspi_check_ev ("pre method check: add"))
+
+ if (--accessible->ref_count == 0 || (accessible->ref_count == 1 && !defunct) && g_hash_table_lookup (live_refs, accessible))
+ {
+ AccessibleEvent e;
+ memset (&e, 0, sizeof(e));
+ e.type = "object:state-change:defunct";
+ e.source = accessible;
+ e.detail1 = 1;
+ cspi_dispatch_event (&e);
+ g_hash_table_remove (live_refs, accessible);
+ }
+ if (accessible->ref_count == 0)
+ {
+ if (APP_IS_REGISTRY (accessible->app))
{
- ref = NULL;
+ g_free (accessible->v.path);
}
- else
+ g_free(accessible);
+ }
+}
+
+void
+cspi_object_unref (Accessible *accessible)
+{
+ cspi_object_unref_internal (accessible, FALSE);
+}
+
+static void
+cspi_cleanup (void)
+{
+ GHashTable *refs;
+
+ cspi_streams_close_all ();
+
+ refs = live_refs;
+ live_refs = NULL;
+ if (refs)
{
- if ((ref = g_hash_table_lookup (cspi_get_live_refs (), corba_object)))
- {
- g_assert (ref->ref_count > 0);
- ref->ref_count++;
- if (!on_loan)
- {
- if (ref->on_loan) /* Convert to a permanant ref */
- {
- ref->on_loan = FALSE;
- }
- else
- {
- cspi_release_unref (corba_object);
- }
- }
-#ifdef DEBUG_OBJECTS
- g_print ("returning cached %p => %p\n", ref, ref->objref);
-#endif
- }
- else
- {
- ref = malloc (sizeof (Accessible));
- ref->objref = corba_object;
- ref->ref_count = 1;
- ref->on_loan = on_loan;
-#ifdef DEBUG_OBJECTS
- g_print ("allocated %p => %p\n", ref, corba_object);
-#endif
- g_hash_table_insert (cspi_get_live_refs (), ref->objref, ref);
- }
+ g_hash_table_destroy (refs);
}
-
- return ref;
}
-Accessible *
-cspi_object_add (CORBA_Object corba_object)
+static gboolean SPI_inited = FALSE;
+
+static GHashTable *app_hash = NULL;
+
+static Accessible *
+ref_accessible (CSpiApplication *app, const char *path)
{
- return cspi_object_get_ref (corba_object, FALSE);
+ int id;
+ guint *id_val;
+
+ if (sscanf (path, "/org/freedesktop/atspi/accessible/%d", &id) != 1)
+ {
+ return NULL;
+ }
+ Accessible *a = g_hash_table_lookup (app->hash, &id);
+ if (a)
+ {
+ cspi_object_ref (a);
+ return a;
+ }
+ id_val = g_new (guint, 1);
+ if (!id_val) return NULL;
+ *id_val = id;
+ a = g_new0 (Accessible, 1);
+ if (!a)
+ {
+ g_free (id_val);
+ return NULL;
+ }
+ g_hash_table_insert (app->hash, id_val, a);
+ a->app = app;
+ a->v.id = id;
+ a->ref_count = 2; /* one for the caller, one for the hash */
+ return a;
}
-Accessible *
-cspi_object_borrow (CORBA_Object corba_object)
+static CSpiApplication *
+cspi_get_application (const char *bus_name)
{
- return cspi_object_get_ref (corba_object, TRUE);
+ CSpiApplication *app = NULL;
+ char *bus_name_dup;
+
+ if (!app_hash)
+ {
+ app_hash = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, (GDestroyNotify)g_hash_table_unref);
+ if (!app_hash) return;
+ }
+ app = g_hash_table_lookup (app_hash, bus_name);
+ if (app) return app;
+ bus_name_dup = g_strdup (bus_name);
+ if (!bus_name_dup) return NULL;
+ // TODO: change below to something that will send state-change:defunct notification if necessary */
+ app = g_new (CSpiApplication, 1);
+ if (!app) return NULL;
+ app->bus_name = bus_name_dup;
+ if (APP_IS_REGISTRY (app))
+ {
+ app->hash = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, cspi_object_unref);
+ }
+ else
+ {
+ app->hash = g_hash_table_new_full (g_int_hash, g_int_equal, g_free, cspi_object_unref);
+ }
+ g_hash_table_insert (app_hash, bus_name_dup, app);
+ return app;
}
-void
-cspi_object_return (Accessible *accessible)
+typedef struct
{
- g_return_if_fail (accessible != NULL);
+ char *path;
+ char *parent;
+ GArray *children;
+ GArray *interfaces;
+ char *name;
+ dbus_uint32_t role;
+ char *description;
+} CACHE_ADDITION;
+
+/* Update the cache with added/modified objects and free the array */
+static void
+handle_additions (CSpiApplication*app, GArray *additions)
+{
+ gint i, j;
+ GList *l, *new_list;
- if (!accessible->on_loan ||
- accessible->ref_count == 1)
+ if (!additions)
+ {
+ return;
+ }
+ for (i = 0; i < additions->len; i++)
+ {
+ CACHE_ADDITION *ca = &g_array_index (additions, CACHE_ADDITION, i);
+ Accessible *a = ref_accessible (app, ca->path);
+ /* Note: children don't hold refs for their parents or vice versa */
+ a->parent = ref_accessible (app, ca->parent);
+ if (a->parent) cspi_object_unref (a->parent);
+ if (a->children)
{
- cspi_object_unref (accessible);
+ g_list_free (a->children);
+ a->children = NULL;
}
- else /* Convert to a permanant ref */
+ for (j = 0; j < ca->children->len; j++)
{
- accessible->on_loan = FALSE;
- accessible->objref = cspi_dup_ref (accessible->objref);
- accessible->ref_count--;
+ const char *child_path = g_array_index (ca->children, const char *, j);
+ Accessible *child = ref_accessible (app, child_path);
+ new_list = g_list_append (a->children, child);
+ if (new_list) a->children = new_list;
+ cspi_object_unref (child);
}
-}
-
-Accessible *
-cspi_object_take (CORBA_Object corba_object)
-{
- Accessible *accessible;
- accessible = cspi_object_borrow (corba_object);
-
- cspi_object_ref (accessible);
- /*
- * if the remote object is dead,
- * cspi_object_return will throw an exception.
- * FIXME: what clears that exception context ever ?
- */
- cspi_object_return (accessible);
- if (cspi_exception ())
+ a->interfaces = 0;
+ for (j = 0; j < ca->interfaces->len; j++)
{
- cspi_object_unref (accessible);
- accessible = NULL;
+ const char *iface = g_array_index (ca->interfaces, const char *, j);
+ if (!strcmp (iface, "org.freedesktop.DBus.Introspectable")) continue;
+ gint n = get_iface_num (iface);
+ if (n == -1)
+ {
+ g_warning ("Unknown interface %s", iface);
+ }
+ else a->interfaces |= (1 << n);
+ g_free (iface);
}
- return accessible;
+ if (a->name) g_free (a->name);
+ a->name = ca->name;
+ a->role = ca->role;
+ if (a->description) g_free (a->description);
+ a->description = ca->description;
+ g_array_free (ca->interfaces, TRUE);
+ g_array_free (ca->children, TRUE);
+ /* This is a bit of a hack since ref_accessible sets ref_count to 2
+ * for a new object, one of the refs being for the cache */
+ cspi_object_unref (a);
+ }
+ g_array_free (additions, TRUE);
}
-void
-cspi_object_ref (Accessible *accessible)
+static void
+handle_removals (CSpiApplication *app, GArray *removals)
{
- g_return_if_fail (accessible != NULL);
-
- accessible->ref_count++;
+ gint j;
+
+ if (!removals) return;
+ for (j = 0; j < removals->len; j++)
+ {
+ const char *path = g_array_index (removals, const char *, j);
+ Accessible *a = ref_accessible (app, path);
+ if (a->parent && g_list_find (a->parent->children, a))
+ {
+ a->parent->children = g_list_remove (a->parent->children, a);
+ /* Note: children don't hold refs for their parents or vice versa */
+ }
+ g_hash_table_remove (app->hash, &a->v.id);
+ cspi_object_unref_internal (a, TRUE); /* unref our own ref */
+ }
+ g_array_free (removals, TRUE);
}
-void
-cspi_object_unref (Accessible *accessible)
+static gboolean
+add_app_to_desktop (Accessible *a, const char *bus_name)
{
- if (accessible == NULL)
+ DBusError error;
+ char *root_path;
+
+ dbus_error_init (&error);
+ if (dbind_connection_method_call (bus, bus_name, "/org/freedesktop/atspi/tree", spi_interface_tree, "getRoot", &error, "=>o", &root_path))
+ {
+ Accessible *obj = cspi_ref_accessible (bus_name, root_path);
+ if (obj)
{
- return;
+ GList *new_list = g_list_append (a->children, obj);
+ if (new_list)
+ {
+ a->children = new_list;
+ return TRUE;
+ }
}
+ g_free (root_path);
+ }
+ else
+ {
+ g_warning ("Error calling getRoot for %s: %s", bus_name, error.message);
+ }
+ return FALSE;
+}
- if (--accessible->ref_count == 0)
- {
- g_hash_table_remove (cspi_get_live_refs (), accessible->objref);
- }
+static void
+send_children_changed (Accessible *parent, Accessible *child, gboolean add)
+{
+ AccessibleEvent e;
+
+ memset (&e, 0, sizeof(e));
+ e.type = (add? "object:children-changed:add": "object:children-changed:remove");
+ e.source = parent;
+ e.detail1 = g_list_index (parent->children, child);
+ cspi_dispatch_event (&e);
}
static void
-cspi_cleanup (void)
+unref_object_and_children (Accessible *obj)
{
- GHashTable *refs;
+ GList *l;
- cspi_streams_close_all ();
+ for (l = obj->children; l; l = l->next)
+ {
+ unref_object_and_children (l->data);
+ }
+ cspi_object_unref_internal (obj, TRUE);
+}
- refs = live_refs;
- live_refs = NULL;
- if (refs)
+static gboolean
+remove_app_from_desktop (Accessible *a, const char *bus_name)
+{
+ GList *l;
+ Accessible *child;
+
+ for (l = a->children; l; l = l->next)
+ {
+ child = l->data;
+ if (!strcmp (bus_name, child->app->bus_name)) break;
+ }
+ if (!l)
+ {
+ g_warning ("Removing unregistered app %s; doing nothing\n", bus_name);
+ return FALSE;
+ }
+ send_children_changed (a, child, FALSE);
+ a->children = g_list_remove (a->children, child);
+ unref_object_and_children (child);
+ return TRUE;
+}
+
+static Accessible *
+ref_accessible_desktop (CSpiApplication *app, const char *path)
+{
+ char *path_dup;
+ DBusError error;
+ GArray *apps = NULL;
+ GArray *additions;
+ gint i;
+
+ Accessible *a = g_hash_table_lookup (app->hash, path);
+ if (a)
+ {
+ cspi_object_ref (a);
+ return a;
+ }
+ path_dup = g_strdup (path);
+ if (!path_dup) return NULL;
+ a = g_new0 (Accessible, 1);
+ if (!a)
+ {
+ g_free (path_dup);
+ return NULL;
+ }
+ g_hash_table_insert (app->hash, path_dup, a);
+ a->app = app;
+ a->v.path = path_dup;
+ a->ref_count = 2; /* one for the caller, one for the hash */
+ cspi_dbus_get_property (a, SPI_DBUS_INTERFACE_ACCESSIBLE, "name", NULL, "s", &a->name);
+ dbus_error_init (&error);
+ if (!dbind_connection_method_call (bus, spi_bus_registry, a->v.path, spi_interface_desktop, "getChildren", &error, "=>as", &apps))
+ {
+ g_error ("Couldn't get desktop children: %s", error.message);
+ }
+ for (i = 0; i < apps->len; i++)
+ {
+ const char *app_name = g_array_index (apps, char *, i);
+ if (app_name[0] == '\0')
{
- g_hash_table_destroy (refs);
+ g_warning ("Got empty app name");
+ continue;
}
-
- if (registry != CORBA_OBJECT_NIL)
+ CSpiApplication *app = cspi_get_application (app_name);
+ additions = NULL;
+ dbus_error_init (&error);
+ dbind_connection_method_call (bus, app_name, "/org/freedesktop/atspi/tree", spi_interface_tree, "getTree", &error, "=>a(ooaoassus)", &additions);
+ if (error.message)
{
- cspi_release_unref (registry);
- registry = CORBA_OBJECT_NIL;
+ g_warning ("getTree (%s): %s", app_name, error.message);
}
+ handle_additions (app, additions);
+ add_app_to_desktop (a, app_name);
+ }
+ g_array_free (apps, TRUE);
+ return a;
}
-static gboolean SPI_inited = FALSE;
+Accessible *
+cspi_ref_accessible (const char *app, const char *path)
+{
+ CSpiApplication *a = cspi_get_application (app);
+ if (!a) return NULL;
+ if ( APP_IS_REGISTRY(a))
+ {
+ return ref_accessible_desktop (a, path);
+ }
+ return ref_accessible (a, path);
+}
+
+Accessible *
+cspi_ref_related_accessible (Accessible *obj, const char *path)
+{
+ return ref_accessible (obj->app, path);
+}
+
+typedef struct
+{
+ GArray *additions;
+ GArray *removals;
+} CacheSignalData;
+
+static const char *cacheSignalType = "a(ooaoassus)ao";
+
+static DBusHandlerResult
+cspi_dbus_handle_update_tree (DBusConnection *bus, DBusMessage *message, void *user_data)
+{
+ DBusMessageIter iter;
+ CacheSignalData cd;
+ void *p = &cd;
+ const char *sender = dbus_message_get_sender (message);
+ CSpiApplication *app = cspi_get_application (sender);
+ const char *type = cacheSignalType;
+
+ if (!app)
+ {
+ g_warning ("UpdateTree from unknown app. Should we add it?", sender);
+ return;
+ }
+ dbus_message_iter_init (message, &iter);
+ // TODO: Check signature
+ dbind_any_demarshal (&iter, &type, &p); /* additions */
+ dbind_any_demarshal (&iter, &type, &p); /* removals */
+ handle_additions (app, cd.additions);
+ handle_removals (app, cd.removals);
+}
+
+static DBusHandlerResult
+cspi_dbus_handle_add_application (DBusConnection *bus, DBusMessage *message, void *user_data)
+{
+ DBusError error;
+ dbus_uint32_t v;
+ Accessible *a;
+ char *bus_name;
+
+ dbus_error_init (&error);
+ if (!dbus_message_get_args (message, NULL, DBUS_TYPE_UINT32, &v, DBUS_TYPE_STRING, &bus_name, DBUS_TYPE_INVALID))
+ {
+ g_warning ("Error processing %s: %s\n", dbus_message_get_member(message), error.message);
+ dbus_error_free (&error);
+ return DBUS_HANDLER_RESULT_HANDLED;
+ }
+ a = cspi_ref_accessible (spi_bus_registry, dbus_message_get_path(message));
+ if (add_app_to_desktop (a, bus_name))
+ {
+ send_children_changed (a, g_list_last (a->children)->data, TRUE);
+ }
+ cspi_object_unref (a);
+ return DBUS_HANDLER_RESULT_HANDLED;
+}
+
+static DBusHandlerResult
+cspi_dbus_handle_remove_application (DBusConnection *bus, DBusMessage *message, void *user_data)
+{
+ DBusError error;
+ dbus_uint32_t v;
+ Accessible *a;
+ char *bus_name;
+
+ dbus_error_init (&error);
+ if (!dbus_message_get_args (message, NULL, DBUS_TYPE_UINT32, &v, DBUS_TYPE_STRING, &bus_name, DBUS_TYPE_INVALID))
+ {
+ g_warning ("Error processing %s: %s\n", dbus_message_get_member(message), error.message);
+ dbus_error_free (&error);
+ return DBUS_HANDLER_RESULT_HANDLED;
+ }
+ a = cspi_ref_accessible (spi_bus_registry, dbus_message_get_path(message));
+ remove_app_from_desktop (a, bus_name);
+ cspi_object_unref (a);
+ return DBUS_HANDLER_RESULT_HANDLED;
+}
+
+
+static DBusHandlerResult
+cspi_dbus_filter (DBusConnection *bus, DBusMessage *message, void *data)
+{
+ int type = dbus_message_get_type (message);
+ const char *interface = dbus_message_get_interface (message);
+ const char *member = dbus_message_get_member (message);
+ dbus_uint32_t v;
+ char *bus_name;
+
+ if (type == DBUS_MESSAGE_TYPE_SIGNAL &&
+ !strcmp (interface, SPI_DBUS_INTERFACE_ACCESSIBLE))
+ {
+ return cspi_dbus_handle_event (bus, message, data);
+ }
+ if (dbus_message_is_method_call (message, spi_interface_device_event_listener, "notifyEvent"))
+ {
+ return cspi_dbus_handle_deviceEvent (bus, message, data);
+ }
+ if (dbus_message_is_signal (message, spi_interface_tree, "updateTree"))
+ {
+ return cspi_dbus_handle_update_tree (bus, message, data);
+ }
+ if (dbus_message_is_signal (message, spi_interface_registry, "applicationAdd"))
+ {
+ return cspi_dbus_handle_add_application (bus, message, data);
+ }
+ if (dbus_message_is_signal (message, spi_interface_registry, "applicationRemove"))
+ {
+ return cspi_dbus_handle_remove_application (bus, message, data);
+ }
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+}
/**
* SPI_init:
*
* Connects to the accessibility registry and initializes the SPI.
*
- * Returns: 0 on success, otherwise an integer error code.
+ * Returns: 0 on success, otherwise an integer error code.
**/
int
SPI_init (void)
{
+ DBusError error;
+ char *match;
+
if (SPI_inited)
{
return 1;
SPI_inited = TRUE;
- CORBA_exception_init (&ev);
-
- registry = cspi_init ();
+ g_type_init ();
+ cspi_get_live_refs();
g_atexit (cspi_cleanup);
-
+
+ dbus_error_init (&error);
+ bus = dbus_bus_get (DBUS_BUS_SESSION, &error);
+ if (!bus)
+ {
+ g_error ("Couldn't get session bus");
+ return 2;
+ }
+ dbus_bus_register (bus, &error);
+ dbus_connection_setup_with_g_main(bus, g_main_context_default());
+ dbus_connection_add_filter (bus, cspi_dbus_filter, NULL, NULL);
+ match = g_strdup_printf ("type='signal',interface='%s',member='updateTree'", spi_interface_tree);
+ dbus_error_init (&error);
+ dbus_bus_add_match (bus, match, &error);
+ g_free (match);
+ match = g_strdup_printf ("type='signal',sender='%s'", spi_bus_registry);
+ dbus_bus_add_match (bus, match, &error);
+ g_free (match);
return 0;
}
+ static GMainLoop *mainloop;
+
/**
* SPI_event_main:
*
void
SPI_event_main (void)
{
- cspi_main ();
+
+ mainloop = g_main_loop_new (NULL, FALSE);
+ g_main_loop_run (mainloop);
}
/**
void
SPI_event_quit (void)
{
- cspi_main_quit ();
+ g_main_loop_quit (mainloop);
}
/**
*
**/
SPIBoolean
-SPI_eventIsReady ()
+SPI_eventIsReady (void)
{
return FALSE;
}
return NULL;
}
+#ifdef PRINT_LEAKS
static void
report_leaked_ref (gpointer key, gpointer val, gpointer user_data)
{
SPI_freeString (name);
}
-
+#endif
/**
* SPI_exit:
if (live_refs)
{
leaked = g_hash_table_size (live_refs);
+#ifdef DEBUG_OBJECTS
+ fprintf (stderr, "Leaked %d SPI handles\n", leaked);
+
#define PRINT_LEAKS
#ifdef PRINT_LEAKS
g_hash_table_foreach (live_refs, report_leaked_ref, NULL);
#endif
+
+#endif
}
else
{
leaked = 0;
}
-#ifdef DEBUG_OBJECTS
- if (leaked)
- {
- fprintf (stderr, "Leaked %d SPI handles\n", leaked);
- }
-#endif
-
cspi_cleanup ();
- fprintf (stderr, "bye-bye!\n");
-
return leaked;
}
{
if (s)
{
- CORBA_free (s);
+ g_free (s);
}
}
/**
- * DOCUMENT_ME!
+ * SPI_freeRect:
+ * @r: a pointer to an SPIRect returned from another at-spi call.
+ *
+ * Free a SPIRect structure returned from an at-spi call. Clients of
+ * at-spi should use this function instead of free () or g_free().
+ * A NULL rect @r will be silently ignored.
+ * This API should not be used to free data
+ * from other libraries or allocated by the client.
+ *
+ * @Since: AT-SPI 1.6
+ **/
+void
+SPI_freeRect (SPIRect *r)
+{
+ if (r)
+ {
+ /* err, okay, in this case the client _could_
+ have called g_free, but we don't want to guarantee it */
+ g_free (r);
+ }
+}
+
+/**
+ * SPI_dupString:
+ * @s: a UTF-8 string to be duplicated
+ *
+ * @Since: AT-SPI 1.4
+ *
+ * Returns: a duplicate of the string passed as a parameter, which should
+ * be freed via SPI_freeString after use.
**/
char *
SPI_dupString (char *s)
{
if (s)
{
- return CORBA_string_dup (s);
+ return g_strdup (s);
}
else
return NULL;
}
/**
- * DOCUMENT_ME!
+ * SPI_exceptionHandlerPush:
+ * @handler: an #SPIExceptionHandler to install as the first code to deal with exceptions.
+ *
+ * Install a client-side handler for #SPIException instances, which can see and handle any
+ * exceptions before chaining them to the next exception handler in the stack.
+ *
+ * @Since: AT-SPI 1.4
+ *
+ * Returns %TRUE if the result succeeded, %FALSE if @hander could not be registered.
**/
SPIBoolean SPI_exceptionHandlerPush (SPIExceptionHandler *handler)
{
}
/**
- * DOCUMENT_ME!
+ * SPI_exceptionHandlerPop:
+ *
+ * Remove/pop an #SPIExceptionHandler off the error handler stack and return the new handler.
+ *
+ * @Since: AT-SPI 1.4
+ *
+ * Returns the #SPIExceptionHandler which is now at the top of the error handler stack after the call.
**/
SPIExceptionHandler* SPI_exceptionHandlerPop (void)
{
}
/**
- * DOCUMENT_ME!
+ * SPIException_getSourceType:
+ * @err: the exception being queried
+ *
+ * Get the #SPIExceptionType of an exception which has been thrown.
+ *
+ * @Since: AT-SPI 1.4
+ *
+ * Returns: the #SPIExceptionType corresponding to exception @err.
**/
SPIExceptionType SPIException_getSourceType (SPIException *err)
{
}
/**
- * DOCUMENT_ME!
+ * SPIException_getExceptionCode:
+ * @err: the #SPIException being queried.
+ *
+ * Get the #SPIExceptionCode telling what type of exception condition has occurred.
+ *
+ * @Since: AT-SPI 1.4
+ *
+ * Returns: the #SPIExceptionCode corresponding to exception @err.
**/
SPIExceptionCode SPIException_getExceptionCode (SPIException *err)
{
}
/**
- * DOCUMENT_ME!
+ * SPIAccessibleException_getSource:
+ * @err: the #SPIException being queried.
+ *
+ * Get the identity of the object which threw an exception.
+ *
+ * @Since: AT-SPI 1.4
+ *
+ * Returns: a pointer to the #Accessible object which threw the exception.
**/
Accessible* SPIAccessibleException_getSource (SPIException *err)
{
if (err->type == SPI_EXCEPTION_SOURCE_ACCESSIBLE)
- return cspi_object_get_ref (err->source, FALSE);
+ cspi_object_ref (err->source);
+ return err->source;
return NULL;
}
/**
- * DOCUMENT_ME!
+ * SPIException_getDescription:
+ * @err: the #SPIException being queried.
+ *
+ * Get a text description of the exception that has been thrown.
+ * Unfortunately these descriptions tend to be terse and limited in
+ * the detail which they can provide.
+ *
+ * Returns: a brief character string describing the exception.
**/
char* SPIException_getDescription (SPIException *err)
{
/* TODO: friendlier error messages? */
- if (err->ev)
- return CORBA_exception_id (err->ev);
+ if (err->error)
+ return err->error->message;
return NULL;
}
+
+static char *
+get_path (Accessible *obj)
+{
+ if (APP_IS_REGISTRY (obj->app))
+ {
+ return g_strdup_printf (SPI_DBUS_PATH_DESKTOP);
+ }
+ return g_strdup_printf ("/org/freedesktop/atspi/accessible/%d", obj->v.id);
+}
+
+dbus_bool_t
+cspi_dbus_call (Accessible *obj, const char *interface, const char *method, DBusError *error, const char *type, ...)
+{
+ va_list args;
+ char *path = get_path (obj);
+ dbus_bool_t retval;
+ DBusError err;
+
+ if (!error) error = &err;
+ dbus_error_init (error);
+ va_start (args, type);
+ retval = dbind_connection_method_call_va (cspi_bus(), obj->app->bus_name, path, interface, method, error, type, args);
+ va_end (args);
+ g_free (path);
+ if (dbus_error_is_set (error))
+ {
+ if (!dbus_error_is_set (&exception))
+ {
+ // TODO: Should we call cspi_exception_throw?
+ dbus_move_error (error, &exception);
+ }
+ else if (error == &err) dbus_error_free (error);
+ }
+ return retval;
+}
+
+dbus_bool_t
+cspi_dbus_get_property (Accessible *obj, const char *interface, const char *name, DBusError *error, const char *type, void *data)
+{
+ DBusMessage *message, *reply;
+ char *path = get_path (obj);
+ DBusMessageIter iter, iter_variant;
+ DBusError err;
+ dbus_bool_t retval = FALSE;
+
+ message = dbus_message_new_method_call (obj->app->bus_name, path, "org.freedesktop.DBus.Properties", "Get");
+ if (!message)
+ {
+ // TODO: throw exception
+ goto done;
+ }
+ dbus_message_append_args (message, DBUS_TYPE_STRING, &interface, DBUS_TYPE_STRING, &name, DBUS_TYPE_INVALID);
+ if (!error) error = &err;
+ dbus_error_init (error);
+ reply = dbus_connection_send_with_reply_and_block (cspi_bus(), message, 1000, error);
+ dbus_message_unref (message);
+ if (!reply)
+ {
+ // TODO: throw exception
+ goto done;
+ }
+ dbus_message_iter_init (reply, &iter);
+ dbus_message_iter_recurse (&iter, &iter_variant);
+ if (dbus_message_iter_get_arg_type (&iter_variant) != type[0])
+ {
+ g_warning ("cspi_dbus_get_property: Wrong type: expected %s, got %c\n", type, dbus_message_iter_get_arg_type (&iter_variant));
+ goto done;
+ }
+ dbus_message_iter_get_basic (&iter_variant, data);
+ dbus_message_unref (reply);
+ if (type[0] == 's') *(char **)data = g_strdup (*(char **)data);
+ retval = TRUE;
+done:
+ g_free (path);
+ return retval;
+}