*/
#include "atspi-private.h"
+#include "atspi-accessible-private.h"
#include <string.h>
#include <ctype.h>
char *category;
char *name;
char *detail;
+ GArray *properties;
} EventListenerEntry;
G_DEFINE_TYPE (AtspiEventListener, atspi_event_listener, G_TYPE_OBJECT)
return;
child = g_value_get_object (&event->any_data);
+ if (child)
+ return;
if (!strncmp (event->type, "object:children-changed:add", 27))
{
- if (g_list_find (event->source->children, child))
+ g_ptr_array_remove (event->source->children, child); /* just to be safe */
+ if (event->detail1 < 0 || event->detail1 > event->source->children->len)
+ {
+ event->source->cached_properties &= ~ATSPI_CACHE_CHILDREN;
return;
- event->source->children = g_list_insert (event->source->children,
- g_object_ref (child),
- event->detail1);
+ }
+ /* Unfortunately, there's no g_ptr_array_insert or similar */
+ g_ptr_array_add (event->source->children, NULL);
+ memmove (event->source->children->pdata + event->detail1 + 1,
+ event->source->children->pdata + event->detail1,
+ (event->source->children->len - event->detail1 - 1) * sizeof (gpointer));
+ g_ptr_array_index (event->source->children, event->detail1) = g_object_ref (child);
}
- else if (g_list_find (event->source->children, child))
+ else
{
- event->source->children = g_list_remove (event->source->children, child);
+ g_ptr_array_remove (event->source->children, child);
if (child == child->parent.app->root)
g_object_run_dispose (G_OBJECT (child->parent.app));
- g_object_unref (child);
}
}
event_type, error);
}
+/**
+ * atspi_event_listener_register_full:
+ * @listener: The #AtspiEventListener to register against an event type.
+ * @event_type: a character string indicating the type of events for which
+ * notification is requested. See #atspi_event_listener_register
+ * for a description of the format and legal event types.
+* @properties: (element-type gchar*) (transfer none) (allow-none): a list of
+ * properties that should be sent along with the event. The
+ * properties are valued for the duration of the event callback.k
+ * TODO: Document.
+ *
+ * Adds an in-process callback function to an existing #AtspiEventListener.
+ *
+ * Returns: #TRUE if successful, otherwise #FALSE.
+ **/
+gboolean
+atspi_event_listener_register_full (AtspiEventListener *listener,
+ const gchar *event_type,
+ GArray *properties,
+ GError **error)
+{
+ /* TODO: Keep track of which events have been registered, so that we
+ * deregister all of them when the event listener is destroyed */
+
+ return atspi_event_listener_register_from_callback_full (listener->callback,
+ listener->user_data,
+ listener->cb_destroyed,
+ event_type,
+ properties,
+ error);
+}
+
static gboolean
notify_event_registered (EventListenerEntry *e)
{
- DBusMessage *message, *reply;
- message = dbus_message_new_method_call (atspi_bus_registry,
- atspi_path_registry,
- atspi_interface_registry,
- "RegisterEvent");
- if (!message)
- return FALSE;
- dbus_message_append_args (message, DBUS_TYPE_STRING, &e->event_type, DBUS_TYPE_INVALID);
- reply = _atspi_dbus_send_with_reply_and_block (message, NULL);
+ if (e->properties)
+ dbind_method_call_reentrant (_atspi_bus (), atspi_bus_registry,
+ atspi_path_registry,
+ atspi_interface_registry,
+ "RegisterEvent",
+ NULL, "sas", e->event_type,
+ e->properties);
+ else
+ dbind_method_call_reentrant (_atspi_bus (), atspi_bus_registry,
+ atspi_path_registry,
+ atspi_interface_registry,
+ "RegisterEvent",
+ NULL, "s", e->event_type);
- if (reply)
- dbus_message_unref (reply);
return TRUE;
}
const gchar *event_type,
GError **error)
{
+ return atspi_event_listener_register_from_callback_full (callback,
+ user_data,
+ callback_destroyed,
+ event_type, NULL,
+ error);
+}
+
+static GArray *
+copy_event_properties (GArray *src)
+{
+ gint i;
+
+ GArray *dst = g_array_new (FALSE, FALSE, sizeof (char *));
+
+ if (!src)
+ return dst;
+ for (i = 0; i < src->len; i++)
+ {
+ gchar *dup = g_strdup (g_array_index (src, char *, i));
+ g_array_append_val (dst, dup);
+ }
+ return dst;
+}
+
+gboolean
+atspi_event_listener_register_from_callback_full (AtspiEventListenerCB callback,
+ void *user_data,
+ GDestroyNotify callback_destroyed,
+ const gchar *event_type,
+ GArray *properties,
+ GError **error)
+{
EventListenerEntry *e;
DBusError d_error;
GPtrArray *matchrule_array;
g_free (e);
return FALSE;
}
+ e->properties = copy_event_properties (properties);
event_listeners = g_list_prepend (event_listeners, e);
for (i = 0; i < matchrule_array->len; i++)
{
AtspiEvent e;
dbus_int32_t detail1, detail2;
char *p;
+ GHashTable *cache = NULL;
- if (strcmp (signature, "siiv(so)") != 0)
+ if (strcmp (signature, "siiv(so)") != 0 &&
+ strcmp (signature, "siiva{sv}") != 0)
{
g_warning ("Got invalid signature %s for signal %s from interface %s\n", signature, member, category);
return DBUS_HANDLER_RESULT_HANDLED;
}
e.type = converted_type;
e.source = _atspi_ref_accessible (dbus_message_get_sender(message), dbus_message_get_path(message));
+ if (e.source == NULL)
+ {
+ g_warning ("Got no valid source accessible for signal for signal %s from interface %s\n", member, category);
+ return DBUS_HANDLER_RESULT_HANDLED;
+ }
dbus_message_iter_recurse (&iter, &iter_variant);
switch (dbus_message_iter_get_arg_type (&iter_variant))
break;
}
+ dbus_message_iter_next (&iter);
+ if (dbus_message_iter_get_arg_type (&iter) == DBUS_TYPE_ARRAY)
+ {
+ /* new form -- parse properties sent with event */
+ cache = _atspi_dbus_update_cache_from_dict (e.source, &iter);
+ }
+
if (!strncmp (e.type, "object:children-changed", 23))
{
cache_process_children_changed (&e);
_atspi_send_event (&e);
+ if (cache)
+ _atspi_accessible_unref_cache (e.source);
+
g_free (converted_type);
g_free (name);
g_free (detail);