* AT-SPI - Assistive Technology Service Provider Interface
* (Gnome Accessibility Project; http://developer.gnome.org/projects/gap)
*
- * Copyright 2001, 2002 Sun Microsystems Inc.,
- * Copyright 2001, 2002 Ximian, Inc.
+ * Copyright 2001, 2002, 2003 Sun Microsystems Inc.,
+ * Copyright 2001, 2002, 2003 Ximian, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
#include <cspi/spi-private.h>
#include <cspi/bonobo/cspi-bonobo-listener.h>
+static GSList *_cspi_event_queue = NULL;
+
/**
* SPI_freeAccessibleKeySet:
* @keyset: An AccessibleKeyset to free.
any = (CORBA_any *) e->data;
if (CORBA_TypeCode_equivalent (any->_type, TC_CORBA_string, NULL))
{
- return * (char **) any->_value;
+ return g_strdup (* (char **) any->_value);
}
else
{
cspi_internal_event_get_object (const InternalEvent *e)
{
CORBA_any *any;
+
g_return_val_if_fail (e, NULL);
g_return_val_if_fail (e->data, NULL);
+
any = (CORBA_any *) e->data;
- if (any->_type == TC_CORBA_Object)
- return cspi_object_add (* (CORBA_Object *) any->_value);
+ if (CORBA_TypeCode_equal (any->_type, TC_CORBA_Object, cspi_ev()))
+ return cspi_object_take (* (CORBA_Object *) any->_value);
else
return NULL;
}
/**
* AccessibleTextChangedEvent_getChangeString:
- * @event: a pointer to the #AccessibleEvent being queried.
+ * @e: a pointer to the #AccessibleEvent being queried.
*
* Queries an #AccessibleEvent of type "object:text-changed",
* returning the text inserted or deleted.
return NULL;
}
+static gint
+cspi_event_compare (gconstpointer p1, gconstpointer p2)
+{
+ const InternalEvent *e1 = p1, *e2 = p2;
+ return (gint) ((long) e2->id - (long) e1->id);
+}
+
+static InternalEvent *
+cspi_internal_event_lookup (const InternalEvent *e)
+{
+ InternalEvent *internal = NULL;
+ GSList *p =
+ g_slist_find_custom (_cspi_event_queue, e, cspi_event_compare);
+ if (p)
+ internal = p->data;
+ return internal;
+}
+
+static const InternalEvent *
+cspi_internal_event_check (const AccessibleEvent *e)
+{
+ InternalEvent *internal = (InternalEvent *) e;
+ if (internal->magic == SPI_INTERNAL_EVENT_MAGIC)
+ return internal;
+ else
+ return NULL;
+}
+
+static InternalEvent *
+cspi_internal_event_add (const InternalEvent *e)
+{
+ _cspi_event_queue = g_slist_prepend (_cspi_event_queue, (gpointer) e);
+ return (InternalEvent *) e;
+}
+
+static void
+cspi_internal_event_remove (const InternalEvent *e)
+{
+ GSList *link = g_slist_find_custom (_cspi_event_queue, e, cspi_event_compare);
+ if (link)
+ _cspi_event_queue = g_slist_remove_link (_cspi_event_queue, link);
+}
+
char *
AccessibleNameChangedEvent_getNameString (const AccessibleEvent *e)
{
return NULL;
}
+SPIBoolean
+AccessibleEvent_ref (const AccessibleEvent *e)
+{
+ const InternalEvent *private = cspi_internal_event_check (e);
+ if (private)
+ {
+ InternalEvent *event = cspi_internal_event_lookup (private);
+ /*
+ * put event in the cache if it's not there already,
+ * and increment refcount
+ */
+ if (!event)
+ {
+ event = cspi_internal_event_add (private);
+ }
+ event->ref_count++;
+ return TRUE;
+ }
+ else
+ return FALSE;
+}
+
+void
+AccessibleEvent_unref (const AccessibleEvent *e)
+{
+ const InternalEvent *private = cspi_internal_event_check (e);
+ /* decrement refcount and remove if appropriate */
+ if (private)
+ {
+ InternalEvent *event = cspi_internal_event_lookup (private);
+ if (event)
+ {
+ event->ref_count--;
+ if (event->ref_count < 1)
+ cspi_internal_event_remove (event);
+ }
+ }
+}