* AT-SPI - Assistive Technology Service Provider Interface
* (Gnome Accessibility Project; http://developer.gnome.org/projects/gap)
*
- * Copyright 2001 Sun Microsystems Inc.
+ * 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 Library General Public
* Boston, MA 02111-1307, USA.
*/
-/*
- * application.c: implements SpiApplication.idl
- *
- */
+/* application.c: implements SpiApplication.idl */
+
#include <string.h>
#include <config.h>
-#include <bonobo/Bonobo.h>
+#include <glib.h>
#include <atk/atkutil.h>
+#include <libspi/application.h>
+#include <locale.h>
+#include "spi-private.h"
-/*
- * This pulls the CORBA definitions for the "Accessibility::Accessible" server
- */
-#include <libspi/Accessibility.h>
-
-/*
- * This pulls the definition for the BonoboObject (GObject Type)
- */
-#include "application.h"
-
-/*
- * Our parent Gtk object type
- */
+/* Our parent Gtk object type */
#define PARENT_TYPE SPI_ACCESSIBLE_TYPE
-/*
- * A pointer to our parent object class
- */
+/* A pointer to our parent object class */
static SpiAccessibleClass *spi_application_parent_class;
static SpiApplication *the_app;
/* static methods */
static void notify_listeners (GList *listeners,
- Accessibility_Event *e,
- CORBA_Environment *ev);
-
-static char* lookup_toolkit_event_for_name (char *generic_name);
-
-static char* reverse_lookup_name_for_toolkit_event (char *toolkit_name);
+ SpiAccessible *source,
+ Accessibility_Event *e);
/*
* Implemented GObject::finalize
static void
spi_accessible_application_finalize (GObject *object)
{
- /* TODO: any necessary cleanup */
+ GList *l;
+ SpiApplication *application = (SpiApplication *) object;
+ CORBA_Environment ev;
+
+ CORBA_exception_init (&ev);
+
+ for (l = application->toolkit_listeners; l; l = l->next)
+ {
+ CORBA_Object_release ((CORBA_Object) l->data, &ev);
+ }
+
+ CORBA_exception_free (&ev);
+
+ g_list_free (application->toolkit_listeners);
+ application->toolkit_listeners = NULL;
+
(G_OBJECT_CLASS (spi_application_parent_class))->finalize (object);
}
static CORBA_string
impl_accessibility_application_get_toolkit_name (PortableServer_Servant servant,
- CORBA_Environment *ev)
+ CORBA_Environment *ev)
{
- CORBA_char *retval;
- SpiApplication *application = SPI_APPLICATION (bonobo_object_from_servant (servant));
- retval = CORBA_string_dup (atk_get_toolkit_name ());
- return retval;
+ return CORBA_string_dup (atk_get_toolkit_name ());
}
static CORBA_string
impl_accessibility_application_get_version (PortableServer_Servant servant,
- CORBA_Environment *ev)
+ CORBA_Environment *ev)
{
- CORBA_char *retval;
- SpiApplication *application = SPI_APPLICATION (bonobo_object_from_servant (servant));
- retval = CORBA_string_dup (atk_get_toolkit_version ());
- return retval;
+ return CORBA_string_dup (atk_get_toolkit_version ());
}
static CORBA_long
impl_accessibility_application_get_id (PortableServer_Servant servant,
- CORBA_Environment *ev)
+ CORBA_Environment *ev)
{
- CORBA_long retval;
- SpiApplication *application = SPI_APPLICATION (bonobo_object_from_servant (servant));
- retval = (CORBA_long) application->id;
- return retval;
+ SpiApplication *application = SPI_APPLICATION (
+ bonobo_object_from_servant (servant));
+
+ return application->id;
}
static void
const CORBA_long id,
CORBA_Environment *ev)
{
- SpiApplication *application = SPI_APPLICATION (bonobo_object_from_servant (servant));
+ SpiApplication *application = SPI_APPLICATION (
+ bonobo_object_from_servant (servant));
+
application->id = id;
}
-#define APP_STATIC_BUFF_SZ 64
-
-static gboolean
-spi_application_object_event_listener (GSignalInvocationHint *signal_hint,
- guint n_param_values,
- const GValue *param_values,
- gpointer data)
+static AtkObject *
+get_atk_object_ref (GObject *gobject)
{
- Accessibility_Event *e = Accessibility_Event__alloc();
AtkObject *aobject;
- GObject *gobject;
- SpiAccessible *source;
- CORBA_Environment ev;
- GSignalQuery signal_query;
- gchar *name;
- char sbuf[APP_STATIC_BUFF_SZ];
- char *generic_name;
-
- g_signal_query (signal_hint->signal_id, &signal_query);
- name = signal_query.signal_name;
- fprintf (stderr, "Received (object) signal %s:%s\n",
- g_type_name (signal_query.itype), name);
- /* TODO: move GTK dependency out of app.c into bridge */
- snprintf(sbuf, APP_STATIC_BUFF_SZ, "Gtk:%s:%s", g_type_name (signal_query.itype), name);
-
- generic_name = reverse_lookup_name_for_toolkit_event (sbuf);
- gobject = g_value_get_object (param_values + 0);
-
- /* notify the actual listeners */
if (ATK_IS_IMPLEMENTOR (gobject))
- {
- aobject = atk_implementor_ref_accessible (ATK_IMPLEMENTOR (gobject));
- }
+ {
+ aobject = atk_implementor_ref_accessible (ATK_IMPLEMENTOR (gobject));
+ }
else if (ATK_IS_OBJECT (gobject))
- {
- aobject = ATK_OBJECT (gobject);
- g_object_ref (G_OBJECT (aobject));
- }
+ {
+ aobject = ATK_OBJECT (gobject);
+ g_object_ref (G_OBJECT (aobject));
+ }
else
- {
- g_error("received event from non-AtkImplementor");
- }
-
- g_return_val_if_fail (generic_name, FALSE);
- if (generic_name)
{
- source = spi_accessible_new (aobject);
- e->type = CORBA_string_dup (generic_name);
- e->source = BONOBO_OBJREF (source);
- /*
- * no need to dup this ref, since it's inprocess
- * and will be dup'ed by (inprocess) notify_listeners() call below
- */
- e->detail1 = 0;
- e->detail2 = 0;
- if (the_app) notify_listeners (the_app->toolkit_listeners, e, &ev);
- /* unref because the in-process notify has called b_o_dup_ref (e->source) */
- bonobo_object_release_unref (e->source, &ev);
+ aobject = NULL;
+ g_error ("received event from non-AtkImplementor");
}
- /* and, decrement the refcount on atkobject, incremented moments ago:
- * the call to spi_accessible_new() above should have added an extra ref */
- g_object_unref (G_OBJECT (aobject));
- return TRUE;
+ return aobject;
}
-
static gboolean
spi_application_toolkit_event_listener (GSignalInvocationHint *signal_hint,
- guint n_param_values,
- const GValue *param_values,
- gpointer data)
+ guint n_param_values,
+ const GValue *param_values,
+ gpointer data)
{
- Accessibility_Event *e = Accessibility_Event__alloc();
- AtkObject *aobject;
- GObject *gobject;
+ Accessibility_Event e;
+ AtkObject *aobject;
SpiAccessible *source;
- CORBA_Environment ev;
- GSignalQuery signal_query;
- gchar *name;
- char sbuf[APP_STATIC_BUFF_SZ];
+ GSignalQuery signal_query;
+ char *event_name;
+
+ g_return_val_if_fail (the_app != NULL, FALSE);
g_signal_query (signal_hint->signal_id, &signal_query);
- name = signal_query.signal_name;
- fprintf (stderr, "Received signal %s:%s\n", g_type_name (signal_query.itype), name);
- /* TODO: move GTK dependency out of app.c into bridge */
- snprintf(sbuf, APP_STATIC_BUFF_SZ, "Gtk:%s:%s", g_type_name (signal_query.itype), name);
+ /* TODO: move GTK reference out of app.c into bridge */
+ event_name = g_strdup_printf ("Gtk:%s:%s",
+ g_type_name (signal_query.itype),
+ signal_query.signal_name);
- gobject = g_value_get_object (param_values + 0);
- /* notify the actual listeners */
- if (ATK_IS_IMPLEMENTOR (gobject))
+#ifdef SPI_DEBUG
+ fprintf (stderr, "Received signal %s\n", event_name);
+#endif
+
+ aobject = get_atk_object_ref (g_value_get_object (param_values + 0));
+
+ source = spi_accessible_new (aobject);
+ e.type = CORBA_string_dup (event_name);
+ e.source = CORBA_OBJECT_NIL;
+ e.detail1 = 0;
+ e.detail2 = 0;
+ spi_init_any_nil (&e.any_data,
+ spi_accessible_new_return (atk_get_root (), FALSE, NULL),
+ Accessibility_ROLE_UNKNOWN,
+ "");
+ notify_listeners (the_app->toolkit_listeners, source, &e);
+
+ bonobo_object_unref (BONOBO_OBJECT (source));
+ g_object_unref (G_OBJECT (aobject));
+
+ g_free (event_name);
+
+ return TRUE;
+}
+
+static CORBA_string
+impl_accessibility_application_get_locale (PortableServer_Servant servant,
+ Accessibility_LOCALE_TYPE lctype,
+ CORBA_Environment *ev)
+{
+ int category;
+ switch (lctype)
{
- aobject = atk_implementor_ref_accessible (ATK_IMPLEMENTOR (gobject));
- source = spi_accessible_new (aobject);
- e->type = CORBA_string_dup (sbuf);
- e->source = BONOBO_OBJREF (source);
- e->detail1 = 0;
- e->detail2 = 0;
- if (the_app) notify_listeners (the_app->toolkit_listeners, e, &ev);
- bonobo_object_unref (source);
- g_object_unref (G_OBJECT (aobject));
+ case Accessibility_LOCALE_TYPE_COLLATE:
+ category = LC_COLLATE;
+ break;
+ case Accessibility_LOCALE_TYPE_CTYPE:
+ category = LC_CTYPE;
+ break;
+ case Accessibility_LOCALE_TYPE_MONETARY:
+ category = LC_MONETARY;
+ break;
+ case Accessibility_LOCALE_TYPE_NUMERIC:
+ category = LC_NUMERIC;
+ break;
+ case Accessibility_LOCALE_TYPE_MESSAGES:
+ default:
+ category = LC_MESSAGES;
+ break;
}
- return TRUE;
+ return CORBA_string_dup (setlocale (category, NULL));
}
static void
}
static void
-impl_accessibility_application_register_object_event_listener (PortableServer_Servant servant,
- Accessibility_EventListener listener,
- const CORBA_char *event_name,
- CORBA_Environment *ev)
+notify_listeners (GList *listeners, SpiAccessible *source, Accessibility_Event *e)
{
- guint spi_listener_id;
- char *toolkit_specific_event_name = lookup_toolkit_event_for_name (event_name);
- if (toolkit_specific_event_name)
- {
- spi_listener_id =
- atk_add_global_event_listener (spi_application_object_event_listener,
- CORBA_string_dup (toolkit_specific_event_name));
- the_app->toolkit_listeners = g_list_append (the_app->toolkit_listeners,
- CORBA_Object_duplicate (listener, ev));
- }
-#ifdef SPI_DEBUG
- fprintf (stderr, "registered %d for object events named: %s\n",
- spi_listener_id,
- event_name);
-#endif
-}
+ GList *l;
+ CORBA_Environment ev;
-static void
-notify_listeners (GList *listeners, Accessibility_Event *e, CORBA_Environment *ev)
-{
- int n_listeners=0;
- int i;
- if (listeners) n_listeners = g_list_length (listeners);
-
- for (i=0; i<n_listeners; ++i) {
- Accessibility_EventListener listener;
- e->source = bonobo_object_dup_ref (e->source, ev);
- listener = (Accessibility_EventListener) g_list_nth_data (listeners, i);
- Accessibility_EventListener_notifyEvent (listener, e, ev);
- /*
- * when this (oneway) call completes, the CORBA refcount and
- * Bonobo_Unknown refcount will be decremented by the recipient
- */
- }
-}
+ CORBA_exception_init (&ev);
-static char *
-lookup_toolkit_event_for_name (char *generic_name)
-{
- char *toolkit_specific_name;
- SpiApplicationClass *klass = g_type_class_peek (SPI_APPLICATION_TYPE);
-#ifdef SPI_DEBUG
- fprintf (stderr, "looking for %s in hash table.\n", generic_name);
-#endif
- toolkit_specific_name =
- (char *) g_hash_table_lookup (klass->toolkit_event_names, generic_name);
-#ifdef SPI_DEBUG
- fprintf (stderr, "generic event %s converted to %s\n", generic_name, toolkit_specific_name);
-#endif
- return toolkit_specific_name;
-}
+ for (l = listeners; l; l = l->next)
+ {
+ Accessibility_EventListener listener = l->data;
-static char *
-reverse_lookup_name_for_toolkit_event (char *toolkit_specific_name)
-{
- char *generic_name;
- SpiApplicationClass *klass = g_type_class_peek (SPI_APPLICATION_TYPE);
-#ifdef SPI_DEBUG
- fprintf (stderr, "(reverse lookup) looking for %s in hash table.\n", toolkit_specific_name);
-#endif
- generic_name =
- (char *) g_hash_table_lookup (klass->generic_event_names, toolkit_specific_name);
-#ifdef SPI_DEBUG
- fprintf (stderr, "toolkit event %s converted to %s\n", toolkit_specific_name, generic_name);
-#endif
- return generic_name;
+ e->source = bonobo_object_dup_ref (BONOBO_OBJREF (source), &ev);
+
+ Accessibility_EventListener_notifyEvent (listener, e, &ev);
+ /*
+ * when this (oneway) call completes, the CORBA refcount and
+ * Bonobo_Unknown refcount will be decremented by the recipient
+ */
+ CORBA_exception_free (&ev);
+ }
}
static void
epv->_get_id = impl_accessibility_application_get_id;
epv->_set_id = impl_accessibility_application_set_id;
epv->registerToolkitEventListener = impl_accessibility_application_register_toolkit_event_listener;
+ epv->getLocale = impl_accessibility_application_get_locale;
init_toolkit_names (&klass->generic_event_names, &klass->toolkit_event_names);
}
static void
-spi_application_init (SpiApplication *application)
+spi_application_init (SpiApplication *application)
{
- SPI_ACCESSIBLE (application)->atko = g_object_new (atk_object_get_type(), NULL);
- application->toolkit_listeners = (GList *) NULL;
+ application->toolkit_listeners = NULL;
the_app = application;
}
-GType
-spi_application_get_type (void)
-{
- static GType type = 0;
-
- if (!type) {
- static const GTypeInfo tinfo = {
- sizeof (SpiApplicationClass),
- (GBaseInitFunc) NULL,
- (GBaseFinalizeFunc) NULL,
- (GClassInitFunc) spi_application_class_init,
- (GClassFinalizeFunc) NULL,
- NULL, /* class data */
- sizeof (SpiApplication),
- 0, /* n preallocs */
- (GInstanceInitFunc) spi_application_init,
- NULL /* value table */
- };
- /*
- * Bonobo_type_unique auto-generates a load of
- * CORBA structures for us. All derived types must
- * use bonobo_type_unique.
- */
- type = bonobo_type_unique (
- PARENT_TYPE,
- POA_Accessibility_Application__init,
- NULL,
- G_STRUCT_OFFSET (SpiApplicationClass, epv),
- &tinfo,
- "SpiApplication");
- }
-
- return type;
-}
+BONOBO_TYPE_FUNC_FULL (SpiApplication,
+ Accessibility_Application,
+ PARENT_TYPE, spi_application)
SpiApplication *
spi_application_new (AtkObject *app_root)
{
- SpiApplication *retval =
- SPI_APPLICATION (g_object_new (spi_application_get_type (), NULL));
- SPI_ACCESSIBLE (retval)->atko = app_root;
- g_object_ref (G_OBJECT (app_root));
- return retval;
+ return SPI_APPLICATION (spi_accessible_construct (
+ SPI_APPLICATION_TYPE, app_root));
}