* AT-SPI - Assistive Technology Service Provider Interface
* (Gnome Accessibility Project; http://developer.gnome.org/projects/gap)
*
- * Copyright 2001 Sun Microsystems 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
* Boston, MA 02111-1307, USA.
*/
+#include "config.h"
+#include "dbus/dbus-glib.h"
+
+#include <X11/Xlib.h>
+#include <X11/Xatom.h>
+#include <string.h>
#include <stdio.h>
+#include <unistd.h>
#include <stdlib.h>
#include <stdarg.h>
-#include <libbonobo.h>
-#include <orbit/orbit.h>
#include <atk/atk.h>
#include <atk/atkobject.h>
#include <atk/atknoopobject.h>
-#include <libspi/Accessibility.h>
#include "accessible.h"
-#include "application.h"
-
-#include <bonobo-activation/bonobo-activation-register.h>
#undef SPI_BRIDGE_DEBUG
-static CORBA_Environment ev;
-static Accessibility_Registry registry;
-static SpiApplication *this_app = NULL;
+#define DBG(a,b) if(_dbg>=(a))b
+
+#define bridge_threads_leave() \
+ if (!during_init_shutdown && !g_main_context_is_owner (NULL)) atk_misc_threads_leave(misc);
+#define bridge_threads_enter() \
+ if (!during_init_shutdown && !g_main_context_is_owner (NULL)) atk_misc_threads_enter(misc);
+
+typedef struct _SpiAppData SpiAppData;
+struct _SpiAppData
+{
+ AtkObject *root;
+ DRouteData droute;
+};
+
+int _dbg = 0;
+static const char *registry = NULL;
+static char *device_event_controller = NULL;
+static SpiAppData *this_app = NULL;
+static gboolean registry_died = FALSE;
+static gboolean atk_listeners_registered = FALSE;
+static gint toplevels = 0;
+static gboolean exiting = FALSE;
+static AtkMisc *misc = NULL;
+static gboolean during_init_shutdown = TRUE;
+
+static guint atk_signal_text_changed;
+static guint atk_signal_children_changed;
+static guint atk_signal_active_descendant_changed;
+static guint atk_signal_text_selection_changed;
+
+/* NOT YET USED
+ static guint atk_signal_row_reordered;
+ static guint atk_signal_row_inserted;
+ static guint atk_signal_row_deleted;
+ static guint atk_signal_column_reordered;
+ static guint atk_signal_column_inserted;
+ static guint atk_signal_column_deleted;
+*/
+
+static guint atk_signal_link_selected;
+static guint atk_signal_bounds_changed;
+
+static const char *spi_atk_bridge_get_registry (void);
+static gboolean spi_atk_bridge_do_registration (void);
+static void spi_atk_bridge_toplevel_added (AtkObject *object,
+ guint index,
+ AtkObject *child);
+static void spi_atk_bridge_toplevel_removed (AtkObject *object,
+ guint index,
+ AtkObject *child);
static void spi_atk_bridge_exit_func (void);
static void spi_atk_register_event_listeners (void);
-static gboolean spi_atk_bridge_idle_init (gpointer user_data);
static void spi_atk_bridge_focus_tracker (AtkObject *object);
+static gchar *spi_atk_bridge_get_registry_ior (void);
+static void spi_atk_bridge_register_application (const char *registry);
static gboolean spi_atk_bridge_property_event_listener (GSignalInvocationHint *signal_hint,
guint n_param_values,
const GValue *param_values,
gpointer data);
+
static gboolean
spi_atk_bridge_window_event_listener (GSignalInvocationHint *signal_hint,
guint n_param_values,
const GValue *param_values,
gpointer data);
+static gboolean
+spi_atk_bridge_document_event_listener (GSignalInvocationHint *signal_hint,
+ guint n_param_values,
+ const GValue *param_values,
+ gpointer data);
+static gboolean
+spi_atk_bridge_state_event_listener (GSignalInvocationHint *signal_hint,
+ guint n_param_values,
+ const GValue *param_values,
+ gpointer data);
static gboolean spi_atk_bridge_signal_listener (GSignalInvocationHint *signal_hint,
guint n_param_values,
const GValue *param_values,
gpointer data);
static gint spi_atk_bridge_key_listener (AtkKeyEventStruct *event,
gpointer data);
+static void spi_atk_tidy_windows (void);
+static void deregister_application ();
+static void reinit_register_vars (void);
/* For automatic libgnome init */
extern void gnome_accessibility_module_init (void);
extern void gnome_accessibility_module_shutdown (void);
static int atk_bridge_initialized = FALSE;
+static pid_t atk_bridge_pid = 0;
static guint atk_bridge_focus_tracker_id = 0;
static guint atk_bridge_key_event_listener_id = 0;
-static guint idle_init_id = 0;
static GArray *listener_ids = NULL;
/*
extern void gnome_accessibility_module_init (void);
extern void gnome_accessibility_module_shutdown (void);
+static void
+spi_atk_bridge_init_event_type_consts ()
+{
+ static gboolean done = FALSE;
+
+ if (done)
+ return;
+
+ atk_signal_children_changed = g_signal_lookup ("children_changed",
+ ATK_TYPE_OBJECT);
+ atk_signal_text_changed = g_signal_lookup ("text_changed",
+ ATK_TYPE_TEXT);
+ atk_signal_bounds_changed = g_signal_lookup ("bounds_changed",
+ ATK_TYPE_COMPONENT);
+ atk_signal_active_descendant_changed =
+ g_signal_lookup ("active_descendant_changed",
+ ATK_TYPE_OBJECT);
+ atk_signal_link_selected = g_signal_lookup ("link_selected",
+ ATK_TYPE_HYPERTEXT);
+ atk_signal_text_selection_changed = g_signal_lookup ("text_selection_changed",
+ ATK_TYPE_TEXT);
+ done = TRUE;
+}
+
+static gboolean
+post_init (void)
+{
+ during_init_shutdown = FALSE;
+ return FALSE;
+}
+
+static DBusObjectPathVTable droute_vtable =
+{
+ NULL,
+ &droute_message,
+ NULL, NULL, NULL, NULL
+};
+
+static SpiAppData *
+spi_app_init (AtkObject *root)
+{
+ DBusError error;
+ dbus_error_init(&error);
+ SpiAppData *ad = (SpiAppData *)calloc(sizeof(SpiAppData), 1);
+ if (!ad) return NULL;
+ ad->root = root;
+ ad->droute.bus = dbus_bus_get(DBUS_BUS_SESSION, &error);
+ if (!ad->droute.bus)
+ {
+ g_warning("Couldn't connect to dbus: %s\n", error.message);
+ free(ad);
+ return NULL;
+ }
+ //dbus_connection_set_exit_on_disconnect(ad->droute.bus, FALSE);
+ //dbus_bus_register(ad->droute.bus, &error);
+ spi_dbus_initialize (&ad->droute);
+ /* Below line for testing -- it should be removed once at-spi-registryd is working */
+ if (dbus_bus_request_name(ad->droute.bus, "test.atspi.tree", 0, &error)) printf("Got test name.\n");
+ spi_register_tree_object(ad->droute.bus, "/org/freedesktop/atspi/tree");
+ if (!dbus_connection_try_register_fallback (ad->droute.bus, "/org/freedesktop/atspi/accessible/", &droute_vtable, &ad->droute, &error))
+ {
+ g_warning("Couldn't register droute.\n");
+ }
+ dbus_connection_setup_with_g_main(ad->droute.bus, g_main_context_default());
+ return ad;
+}
+
static int
atk_bridge_init (gint *argc, gchar **argv[])
{
- CORBA_Environment ev;
+ const char *debug_env_string = g_getenv ("AT_SPI_DEBUG");
+ gchar *fname;
+ gboolean success = FALSE;
if (atk_bridge_initialized)
{
return 0;
}
atk_bridge_initialized = TRUE;
+ atk_bridge_pid = getpid ();
+
+ misc = atk_misc_get_instance();
- if (!bonobo_init (argc, argv ? *argv : NULL))
+ if (g_getenv ("ATK_BRIDGE_REDIRECT_LOG"))
{
- g_error ("Could not initialize Bonobo");
+ fname = g_strconcat ("/tmp/", g_get_prgname (), ".at-spi-log", NULL);
+ /* make sure we're not being redirected - security issue */
+ if (!g_file_test (fname, G_FILE_TEST_IS_SYMLINK))
+ freopen (fname, "w", stderr);
+ g_free (fname);
}
+ if (debug_env_string)
+ _dbg = (int) g_ascii_strtod (debug_env_string, NULL);
+
+ /* Connect to dbus */
+ this_app = spi_app_init (atk_get_root ());
+
/*
- * We only want to enable the bridge for top level
+ * We only want to enable the bridge for top level
* applications, we detect bonobo components by seeing
* if they were activated with the intention of extracting
* an impl. by IID - very solid.
*/
+#ifdef WITH_BONOBO
+ // TODO: Figure out if this is still needed
if (bonobo_activation_iid_get ())
- return 0;
-
- CORBA_exception_init(&ev);
-
- registry = bonobo_activation_activate_from_id (
- "OAFIID:Accessibility_Registry:proto0.1", 0, NULL, &ev);
-
- if (ev._major != CORBA_NO_EXCEPTION)
+#else
+ if (0)
+#endif
{
- g_error ("Accessibility app error: exception during "
- "registry activation from id: %s\n",
- CORBA_exception_id (&ev));
- CORBA_exception_free (&ev);
+ DBG (1, g_message ("Found Bonobo component\n"));
+ g_signal_connect (atk_get_root (),
+ "children-changed::add",
+ (GCallback) spi_atk_bridge_toplevel_added,
+ NULL);
+ g_signal_connect (atk_get_root (),
+ "children-changed::remove",
+ (GCallback) spi_atk_bridge_toplevel_removed,
+ NULL);
+ /* in this case we redefine 'success' to mean 'registry is present' */
+ success = (spi_atk_bridge_get_registry () != NULL);
}
-
- if (registry == CORBA_OBJECT_NIL)
+ else
+ {
+ success = spi_atk_bridge_do_registration ();
+ }
+ /*
+ * we must emit events even if we are not registered as a
+ * full-fledged app; See bugzilla #400709.
+ */
+ if (success)
{
- g_error ("Could not locate registry");
+ spi_atk_register_event_listeners ();
+ spi_atk_bridge_init_event_type_consts ();
}
+ else
+ {
+ atk_bridge_initialized = FALSE;
+ }
+ g_idle_add (post_init, NULL);
- bonobo_activate ();
+ return 0;
+}
+
+static gboolean
+spi_atk_bridge_do_registration (void)
+{
+ if (spi_atk_bridge_get_registry () == NULL)
+ {
+ g_warning ("Could not locate registry");
+ return FALSE;
+ }
/* Create the accessible application server object */
+ if (this_app == NULL)
+ this_app = spi_app_init (atk_get_root ());
- this_app = spi_application_new (atk_get_root ());
+ DBG (1, g_message ("About to register application\n"));
- fprintf (stderr, "About to register application\n");
+ spi_atk_bridge_register_application (spi_atk_bridge_get_registry ());
+
+ g_atexit (spi_atk_bridge_exit_func);
- Accessibility_Registry_registerApplication (registry,
- BONOBO_OBJREF (this_app),
- &ev);
+ DBG (1, g_message ("Application registered & listening\n"));
+ return TRUE;
+}
- g_atexit (spi_atk_bridge_exit_func);
+static void
+spi_atk_bridge_toplevel_added (AtkObject *object,
+ guint index,
+ AtkObject *child)
+{
+ if (toplevels == 0)
+ {
+ spi_atk_bridge_do_registration ();
+ }
+ toplevels++;
+}
- idle_init_id = g_idle_add (spi_atk_bridge_idle_init, NULL);
+static void
+spi_atk_bridge_toplevel_removed (AtkObject *object,
+ guint index,
+ AtkObject *child)
+{
+ toplevels--;
+ if (toplevels == 0)
+ {
+ deregister_application (this_app);
+ reinit_register_vars ();
+ }
+ if (toplevels < 0)
+ {
+ g_warning ("More toplevels removed than added\n");
+ toplevels = 0;
+ }
+}
- return 0;
+static void
+spi_atk_bridge_register_application (const char *registry)
+{
+ bridge_threads_leave ();
+ // TODO: register
+ bridge_threads_enter ();
}
-int
-gtk_module_init (gint *argc, gchar **argv[])
+/*
+ * Returns a 'canonicalized' value for DISPLAY,
+ * with the screen number stripped off if present.
+ */
+static const gchar*
+spi_display_name (void)
{
- return atk_bridge_init (argc, argv);
+ static const char *canonical_display_name = NULL;
+ if (!canonical_display_name)
+ {
+ const gchar *display_env = g_getenv ("AT_SPI_DISPLAY");
+ if (!display_env)
+ {
+ display_env = g_getenv ("DISPLAY");
+ if (!display_env || !display_env[0])
+ canonical_display_name = ":0";
+ else
+ {
+ gchar *display_p, *screen_p;
+ canonical_display_name = g_strdup (display_env);
+ display_p = strrchr (canonical_display_name, ':');
+ screen_p = strrchr (canonical_display_name, '.');
+ if (screen_p && display_p && (screen_p > display_p))
+ {
+ *screen_p = '\0';
+ }
+ }
+ }
+ else
+ {
+ canonical_display_name = display_env;
+ }
+ }
+ return canonical_display_name;
}
-static gboolean
-spi_atk_bridge_idle_init (gpointer user_data)
+static Display *bridge_display = NULL;
+
+static gchar *
+spi_atk_bridge_get_registry_ior (void)
{
- idle_init_id = 0;
+
+ Atom AT_SPI_IOR;
+ Atom actual_type;
+ int actual_format;
+ unsigned char *data = NULL;
+ unsigned long nitems;
+ unsigned long leftover;
+ if (!bridge_display)
+ bridge_display = XOpenDisplay (spi_display_name ());
+
+ AT_SPI_IOR = XInternAtom (bridge_display, "AT_SPI_IOR", False);
+ XGetWindowProperty(bridge_display,
+ XDefaultRootWindow (bridge_display),
+ AT_SPI_IOR, 0L,
+ (long)BUFSIZ, False,
+ (Atom) 31, &actual_type, &actual_format,
+ &nitems, &leftover, &data);
+ if (data == NULL)
+ g_warning (_("AT_SPI_REGISTRY was not started at session startup."));
+
+ return (gchar *) data;
+
+}
- spi_atk_register_event_listeners ();
- fprintf (stderr, "Application registered & listening\n");
+static const char *
+spi_atk_bridge_get_registry (void)
+{
+ // TODO: check for registry dying, as the old code attempted to do
+ return "org.freedesktop.atspi.registry";
+}
- return FALSE;
+static const char *
+spi_atk_bridget_get_dec (void)
+{
+ return "/dec";
+}
+
+int
+gtk_module_init (gint *argc, gchar **argv[])
+{
+ return atk_bridge_init (argc, argv);
}
static void
guint id;
GObject *ao = g_object_new (ATK_TYPE_OBJECT, NULL);
AtkObject *bo = atk_no_op_object_new (ao);
-
+
+
+ if (atk_listeners_registered)
+ {
+ g_object_unref (G_OBJECT (bo));
+ g_object_unref (ao);
+ return;
+ }
+
+ atk_listeners_registered = TRUE;
+
/* Register for focus event notifications, and register app with central registry */
listener_ids = g_array_sized_new (FALSE, TRUE, sizeof (guint), 16);
id = atk_add_global_event_listener (spi_atk_bridge_window_event_listener,
"window:deactivate");
g_array_append_val (listener_ids, id);
+ id = atk_add_global_event_listener (spi_atk_bridge_document_event_listener,
+ "Gtk:AtkDocument:load-complete");
+ g_array_append_val (listener_ids, id);
+ id = atk_add_global_event_listener (spi_atk_bridge_document_event_listener,
+ "Gtk:AtkDocument:reload");
+ g_array_append_val (listener_ids, id);
+ id = atk_add_global_event_listener (spi_atk_bridge_document_event_listener,
+ "Gtk:AtkDocument:load-stopped");
+ g_array_append_val (listener_ids, id);
+ id = atk_add_global_event_listener (spi_atk_bridge_state_event_listener,
+ "Gtk:AtkObject:state-change");
+ g_array_append_val (listener_ids, id);
- add_signal_listener ("Gtk:AtkObject:state-change");
add_signal_listener ("Gtk:AtkObject:children-changed");
add_signal_listener ("Gtk:AtkObject:visible-data-changed");
+ add_signal_listener ("Gtk:AtkObject:active-descendant-changed");
+ add_signal_listener ("Gtk:AtkComponent:bounds-changed");
add_signal_listener ("Gtk:AtkSelection:selection-changed");
add_signal_listener ("Gtk:AtkText:text-selection-changed");
add_signal_listener ("Gtk:AtkText:text-changed");
add_signal_listener ("Gtk:AtkTable:column-reordered");
add_signal_listener ("Gtk:AtkTable:column-deleted");
add_signal_listener ("Gtk:AtkTable:model-changed");
+ add_signal_listener ("Gtk:AtkHypertext:link-selected");
/*
* May add the following listeners to implement preemptive key listening for GTK+
*
}
static void
-deregister_application (BonoboObject *app)
+deregister_application (SpiAppData *app)
{
- Accessibility_Registry_deregisterApplication (
- registry, BONOBO_OBJREF (app), &ev);
-
- registry = bonobo_object_release_unref (registry, &ev);
-
- app = bonobo_object_unref (app);
+ const char *registry = spi_atk_bridge_get_registry ();
+ bridge_threads_leave ();
+ // todo: deregister
+ bridge_threads_enter ();
}
static void
spi_atk_bridge_exit_func (void)
{
- BonoboObject *app = (BonoboObject *) this_app;
+ SpiAppData *app = (SpiAppData *) this_app;
- fprintf (stderr, "exiting bridge\n");
+ DBG (1, g_message ("exiting bridge\n"));
if (!app)
{
return;
}
- this_app = NULL;
+ if (atk_bridge_pid != getpid ())
+ {
+ _exit (0);
+ }
+ during_init_shutdown = TRUE;
+ exiting = TRUE;
+ /*
+ * Check whether we still have windows which have not been deleted.
+ */
+ spi_atk_tidy_windows ();
/*
* FIXME: this may be incorrect for apps that do their own bonobo
* shutdown, until we can explicitly shutdown to get the ordering
* right.
*/
- if (!bonobo_is_initialized ())
- {
- fprintf (stderr, "Re-initializing bonobo\n");
- g_assert (bonobo_init (0, NULL));
- g_assert (bonobo_activate ());
- }
-
- deregister_application (app);
-
- fprintf (stderr, "bridge exit func complete.\n");
+ if (!registry_died)
+ deregister_application (this_app);
+ this_app = NULL;
+ DBG (1, g_message ("bridge exit func complete.\n"));
if (g_getenv ("AT_BRIDGE_SHUTDOWN"))
{
- g_assert (!bonobo_debug_shutdown ());
}
+ if (bridge_display)
+ XCloseDisplay (bridge_display);
}
void
{
atk_bridge_init (NULL, NULL);
- g_print("Atk Accessibilty bridge initialized\n");
+ if (g_getenv ("AT_BRIDGE_SHUTDOWN"))
+ {
+ g_print("Atk Accessibility bridge initialized\n");
+ }
}
void
gnome_accessibility_module_shutdown (void)
{
- BonoboObject *app = (BonoboObject *) this_app;
-
+ int i;
+ GArray *ids = listener_ids;
+
if (!atk_bridge_initialized)
{
return;
}
+ during_init_shutdown = TRUE;
atk_bridge_initialized = FALSE;
- this_app = NULL;
-
- g_print("Atk Accessibilty bridge shutdown\n");
- if (idle_init_id)
+ if (g_getenv ("AT_BRIDGE_SHUTDOWN"))
{
- g_source_remove (idle_init_id);
- idle_init_id = 0;
+ g_print("Atk Accessibility bridge shutdown\n");
}
- else
- {
- int i;
- GArray *ids = listener_ids;
- listener_ids = NULL;
- atk_remove_focus_tracker (atk_bridge_focus_tracker_id);
-
- for (i = 0; ids && i < ids->len; i++)
- {
+ listener_ids = NULL;
+ if (atk_bridge_focus_tracker_id)
+ atk_remove_focus_tracker (atk_bridge_focus_tracker_id);
+
+ for (i = 0; ids && i < ids->len; i++)
+ {
atk_remove_global_event_listener (g_array_index (ids, guint, i));
- }
-
- atk_remove_key_event_listener (atk_bridge_key_event_listener_id);
}
+
+ if (atk_bridge_key_event_listener_id)
+ atk_remove_key_event_listener (atk_bridge_key_event_listener_id);
+
+ deregister_application (this_app);
+ this_app = NULL;
+
+ misc = NULL;
+}
- deregister_application (app);
+static void emit(AtkObject *object, const char *name, int first_arg_type, ...)
+{
+ va_list args;
+ DBusMessage *sig;
+ char *path = spi_dbus_get_path(object);
+
+ spi_dbus_update_cache(&this_app->droute);
+ sig = dbus_message_new_signal(path, "org.freedesktop.atspi.Accessible", name);
+ va_start(args, first_arg_type);
+ if (first_arg_type != DBUS_TYPE_INVALID)
+ {
+ dbus_message_append_args_valist(sig, first_arg_type, args);
+ }
+ va_end(args);
+ dbus_connection_send(this_app->droute.bus, sig, NULL);
+ g_free(path);
+ dbus_message_unref(sig);
}
static void
spi_atk_bridge_focus_tracker (AtkObject *object)
{
- SpiAccessible *source;
- Accessibility_Event e;
-
- source = spi_accessible_new (object);
-
- e.type = "focus:";
- e.source = BONOBO_OBJREF (source);
- e.detail1 = 0;
- e.detail2 = 0;
-
- Accessibility_Registry_notifyEvent (registry, &e, &ev);
-
- CORBA_exception_free (&ev);
+ emit(object, "focus", DBUS_TYPE_INVALID);
}
-static void
-spi_atk_emit_eventv (GObject *gobject,
- unsigned long detail1,
- unsigned long detail2,
- const char *format, ...)
-{
- va_list args;
- Accessibility_Event e;
- SpiAccessible *source;
- AtkObject *aobject;
-#ifdef SPI_BRIDGE_DEBUG
- CORBA_string s;
-#endif
-
- va_start (args, format);
-
- if (ATK_IS_IMPLEMENTOR (gobject))
- {
- aobject = atk_implementor_ref_accessible (ATK_IMPLEMENTOR (gobject));
- source = spi_accessible_new (aobject);
- g_object_unref (G_OBJECT (aobject));
- }
- else if (ATK_IS_OBJECT (gobject))
- {
- aobject = ATK_OBJECT (gobject);
- source = spi_accessible_new (aobject);
- }
+static void emit_property_change(AtkObject *object, const char *name, int type, void *val)
+{
+ DBusMessage *sig;
+ char *path = spi_dbus_get_path(object);
+ DBusMessageIter iter, sub;
+ const char *type_as_string = NULL;
+
+ spi_dbus_update_cache(&this_app->droute);
+ if (type == DBUS_TYPE_OBJECT_PATH)
+ {
+ type_as_string = "o";
+ if (!val) val = "";
+ }
+ else if (type == DBUS_TYPE_STRING) type_as_string = "s";
+ else if (type == DBUS_TYPE_INT32) type_as_string = "i";
+ else if (type == DBUS_TYPE_UINT32) type_as_string = "o";
else
- {
- aobject = NULL;
- source = NULL;
- g_error ("received property-change event from non-AtkImplementor");
- }
+ {
+ g_warning("Unknown type %d in property change signal", type);
+ }
+ sig = dbus_message_new_signal(path, "org.freedesktop.atspi.Accessible", "PropertyChanged");
+ dbus_message_iter_init_append(sig, &iter);
+ dbus_message_iter_append_basic(&iter, DBUS_TYPE_STRING, &name);
+ dbus_message_iter_open_container(&iter, DBUS_TYPE_VARIANT, type_as_string, &sub);
+ dbus_message_iter_append_basic(&sub, type, val);
+ dbus_message_iter_close_container(&iter, &sub);
+ dbus_connection_send(this_app->droute.bus, sig, NULL);
+ g_free(path);
+ dbus_message_unref(sig);
+}
- if (source != NULL)
+static void emit_rect(AtkObject *object, const char *name, AtkRectangle *rect)
+{
+ DBusMessage *sig;
+ char *path = spi_dbus_get_path(object);
+ DBusMessageIter iter, sub;
+ dbus_uint32_t x, y, width, height;
+
+ spi_dbus_update_cache(&this_app->droute);
+ x = rect->x;
+ y = rect->y;
+ width = rect->width;
+ height = rect->height;
+ sig = dbus_message_new_signal(path, "org.freedesktop.atspi.Accessible", "PropertyChanged");
+ if (sig)
{
- e.type = g_strdup_vprintf (format, args);
- e.source = BONOBO_OBJREF (source);
- e.detail1 = detail1;
- e.detail2 = detail2;
-
-#ifdef SPI_BRIDGE_DEBUG
- s = Accessibility_Accessible__get_name (BONOBO_OBJREF (source), &ev);
- g_warning ("Emitting event '%s' (%lu, %lu) on %s",
- e.type, e.detail1, e.detail2, s);
- CORBA_free (s);
-#endif
-
- Accessibility_Registry_notifyEvent (registry, &e, &ev);
-
- CORBA_exception_free (&ev);
-
- g_free (e.type);
+ dbus_message_iter_init_append (sig, &iter);
+ dbus_message_iter_append_basic(&iter, DBUS_TYPE_STRING, &name);
+ if (!dbus_message_iter_open_container
+ (&iter, DBUS_TYPE_STRUCT, NULL, &sub))
+ goto oom;
+ dbus_message_iter_append_basic (&sub, DBUS_TYPE_INT32, &x);
+ dbus_message_iter_append_basic (&sub, DBUS_TYPE_INT32, &y);
+ dbus_message_iter_append_basic (&sub, DBUS_TYPE_INT32, &width);
+ dbus_message_iter_append_basic (&sub, DBUS_TYPE_INT32, &height);
+ if (!dbus_message_iter_close_container (&iter, &sub))
+ goto oom;
}
-
- va_end (args);
+ dbus_connection_send(this_app->droute.bus, sig, NULL);
+oom:
+ g_free(path);
+ dbus_message_unref(sig);
}
static gboolean
gpointer data)
{
AtkPropertyValues *values;
- GObject *gobject;
+ AtkObject *obj;
+ const gchar *prop_name;
+ const gchar *sp = NULL;
+ AtkObject *ao;
+ char *s_ao = NULL;
+ gint i;
+ const gchar *name = NULL;
#ifdef SPI_BRIDGE_DEBUG
GSignalQuery signal_query;
- const gchar *name;
+ const gchar *signame;
const gchar *s, *s2;
g_signal_query (signal_hint->signal_id, &signal_query);
- name = signal_query.signal_name;
+ signame = signal_query.signal_name;
s2 = g_type_name (G_OBJECT_TYPE (g_value_get_object (param_values + 0)));
s = atk_object_get_name (ATK_OBJECT (g_value_get_object (param_values + 0)));
values = (AtkPropertyValues*) g_value_get_pointer (param_values + 1);
- fprintf (stderr, "Received (property) signal %s:%s:%s from object %s (gail %s)\n",
- g_type_name (signal_query.itype), name, values->property_name, s, s2);
+ DBG (2, g_message ("Received (property) signal %s:%s:%s from object %s (gail %s)\n",
+ g_type_name (signal_query.itype), signame, values->property_name, s, s2));
#endif
- gobject = g_value_get_object (param_values + 0);
+ obj = g_value_get_object (param_values + 0);
+ name = atk_object_get_name (obj);
values = (AtkPropertyValues*) g_value_get_pointer (param_values + 1);
- spi_atk_emit_eventv (gobject, 0, 0, "object:property-change:%s", values->property_name);
-
+ prop_name = values->property_name;
+ if (strcmp (prop_name, "accessible-name") == 0)
+ {
+ spi_dbus_notify_change(obj, FALSE, &this_app->droute);
+ }
+ else if (strcmp (prop_name, "accessible-description") == 0)
+ {
+ spi_dbus_notify_change(obj, FALSE, &this_app->droute);
+ }
+ else if (strcmp (prop_name, "accessible-parent") == 0)
+ {
+ spi_dbus_notify_change(obj, FALSE, &this_app->droute);
+ }
+ else if (strcmp (prop_name, "accessible-table-summary") == 0)
+ {
+ ao = atk_table_get_summary (ATK_TABLE (obj));
+ s_ao = spi_dbus_get_path(ao);
+ emit_property_change(obj, prop_name, DBUS_TYPE_OBJECT_PATH, s_ao);
+ }
+ else if (strcmp (prop_name, "accessible-table-column-header") == 0)
+ {
+ i = g_value_get_int (&(values->new_value));
+ ao = atk_table_get_column_header (ATK_TABLE (obj), i);
+ s_ao = spi_dbus_get_path(ao);
+ emit_property_change(obj, prop_name, DBUS_TYPE_OBJECT_PATH, s_ao);
+ }
+ else if (strcmp (prop_name, "accessible-table-row-header") == 0)
+ {
+ i = g_value_get_int (&(values->new_value));
+ ao = atk_table_get_row_header (ATK_TABLE (obj), i);
+ s_ao = spi_dbus_get_path(ao);
+ emit_property_change(obj, prop_name, DBUS_TYPE_OBJECT_PATH, s_ao);
+ }
+ else if (strcmp (prop_name, "accessible-table-row-description") == 0)
+ {
+ i = g_value_get_int (&(values->new_value));
+ sp = atk_table_get_row_description (ATK_TABLE (obj), i);
+ emit_property_change(obj, prop_name, DBUS_TYPE_STRING, (void *)&sp);
+ }
+ else if (strcmp (prop_name, "accessible-table-column-description") == 0)
+ {
+ i = g_value_get_int (&(values->new_value));
+ sp = atk_table_get_column_description (ATK_TABLE(obj), i);
+ emit_property_change(obj, prop_name, DBUS_TYPE_STRING, (void *)&sp);
+ }
+ else if (strcmp (prop_name, "accessible-table-caption-object") == 0)
+ {
+ ao = atk_table_get_caption (ATK_TABLE(obj));
+ sp = atk_object_get_name (ao);
+ emit_property_change(obj, prop_name, DBUS_TYPE_STRING, (void *)&sp);
+ }
+ else
+ {
+ long v = 0;
+ emit_property_change(obj, prop_name, DBUS_TYPE_INT32, &v);
+ }
+ if (s_ao) g_free(s_ao);
return TRUE;
}
-#if THIS_WILL_EVER_BE_USED
static gboolean
spi_atk_bridge_state_event_listener (GSignalInvocationHint *signal_hint,
guint n_param_values,
const GValue *param_values,
gpointer data)
{
- GObject *gobject;
- AtkPropertyValues *values;
+ AtkObject *obj;
+ gchar *property_name;
+ unsigned long detail1;
#ifdef SPI_BRIDGE_DEBUG
GSignalQuery signal_query;
const gchar *name;
g_type_name (signal_query.itype), name);
#endif
- gobject = g_value_get_object (param_values + 0);
- values = (AtkPropertyValues*) g_value_get_pointer (param_values + 1);
-
- spi_atk_emit_eventv (gobject,
- (unsigned long) values->old_value.data[0].v_ulong,
- (unsigned long) values->new_value.data[0].v_ulong,
- "object:%s:?", values->property_name);
-
+ obj = ATK_OBJECT(g_value_get_object (param_values + 0));
+ property_name = g_strdup (g_value_get_string (param_values + 1));
+ /* Ignore defunct for now; we'll send a tree update to remove it when
+ the object goes away */
+ /* Also ignore state changes for objects not yet broadcast */
+ if ((property_name && !strcmp(property_name, "defunct")) ||
+ !spi_dbus_object_is_known(obj))
+ {
+ g_free(property_name);
+ return;
+ }
+ detail1 = (g_value_get_boolean (param_values + 2))
+ ? 1 : 0;
+ emit(obj, "StateChanged", DBUS_TYPE_STRING, &property_name, DBUS_TYPE_UINT32, &detail1, DBUS_TYPE_INVALID);
+ g_free (property_name);
return TRUE;
}
-#endif
+#if 0
static void
spi_init_keystroke_from_atk_key_event (Accessibility_DeviceEvent *keystroke,
AtkKeyEventStruct *event)
else
#endif
if (!event)
- {
- g_print ("WARNING: NULL key event!");
+ { /* this doesn't really need translating */
+ g_print (_("WARNING: NULL key event reported."));
}
keystroke->id = (CORBA_long) event->keyval;
keystroke->modifiers = (CORBA_unsigned_short) (event->state & 0xFFFF);
if (event->string)
{
+ gunichar c;
+
keystroke->event_string = CORBA_string_dup (event->string);
- keystroke->is_text = CORBA_TRUE;
+ c = g_utf8_get_char_validated (event->string, -1);
+ if (c > 0 && g_unichar_isprint (c))
+ keystroke->is_text = CORBA_TRUE;
+ else
+ keystroke->is_text = CORBA_FALSE;
}
else
{
switch (event->type)
{
case (ATK_KEY_EVENT_PRESS):
- keystroke->type = Accessibility_KEY_PRESSED;
+ keystroke->type = Accessibility_KEY_PRESSED_EVENT;
break;
case (ATK_KEY_EVENT_RELEASE):
- keystroke->type = Accessibility_KEY_RELEASED;
+ keystroke->type = Accessibility_KEY_RELEASED_EVENT;
break;
default:
keystroke->type = 0;
keystroke->event_string, (int) keystroke->is_text, (unsigned long) keystroke->timestamp);
#endif
}
+#endif
static gint
spi_atk_bridge_key_listener (AtkKeyEventStruct *event, gpointer data)
{
- CORBA_boolean result;
+ gboolean result;
+#if 0
Accessibility_DeviceEvent key_event;
- Accessibility_DeviceEventController controller =
- Accessibility_Registry_getDeviceEventController (registry, &ev);
- if (BONOBO_EX (&ev))
- {
- g_warning ("failure: no deviceeventcontroller found\n");
- CORBA_exception_free (&ev);
- result = FALSE;
- }
- else
- {
+ CORBA_exception_init (&ev);
+
+ spi_init_keystroke_from_atk_key_event (&key_event, event);
- spi_init_keystroke_from_atk_key_event (&key_event, event);
+ bridge_threads_leave ();
+ result = Accessibility_DeviceEventController_notifyListenersSync (
+ spi_atk_bridget_get_dec (), &key_event, &ev);
+ bridge_threads_enter ();
- result = Accessibility_DeviceEventController_notifyListenersSync (
- controller, &key_event, &ev);
+ if (key_event.event_string) CORBA_free (key_event.event_string);
+ if (BONOBO_EX(&ev))
+ {
+ result = FALSE;
CORBA_exception_free (&ev);
}
+#endif
return result;
}
const GValue *param_values,
gpointer data)
{
- GObject *gobject;
+ AtkObject *obj;
GSignalQuery signal_query;
const gchar *name;
+ const gchar *detail;
+ char *sp = NULL;
+ AtkObject *ao;
gint detail1 = 0, detail2 = 0;
+ char *s_ao = NULL;
+ gchar *sig_name;
+ char *p;
#ifdef SPI_BRIDGE_DEBUG
const gchar *s, *s2;
-#endif
+#endif
g_signal_query (signal_hint->signal_id, &signal_query);
name = signal_query.signal_name;
+ if (signal_hint->detail)
+ {
+ detail = g_quark_to_string (signal_hint->detail);
+ sig_name = g_strdup_printf("object_%s_%s", name, detail);
+ }
+ else
+ {
+ detail = NULL;
+ sig_name = g_strdup_printf("object_%s", name);
+ }
+ while ((p = strchr(sig_name, '-')) != NULL) *p = '_';
#ifdef SPI_BRIDGE_DEBUG
s2 = g_type_name (G_OBJECT_TYPE (g_value_get_object (param_values + 0)));
s = atk_object_get_name (ATK_OBJECT (g_value_get_object (param_values + 0)));
- fprintf (stderr, "Received signal %s:%s from object %s (gail %s)\n",
- g_type_name (signal_query.itype), name, s ? s : "<NULL>" , s2);
+ fprintf (stderr, "Received signal %s:%s detail: %s from object %s (gail %s)\n",
+ g_type_name (signal_query.itype), name,
+ detail ? detail : "<NULL>", s ? s : "<NULL>" , s2);
#endif
-
- gobject = g_value_get_object (param_values + 0);
- if (G_VALUE_TYPE (param_values + 1) == G_TYPE_INT)
- detail1 = g_value_get_int (param_values + 1);
- if (G_VALUE_TYPE (param_values + 2) == G_TYPE_INT)
- detail2 = g_value_get_int (param_values + 2);
- spi_atk_emit_eventv (gobject, detail1, detail2, "object:%s", name);
+ obj = ATK_OBJECT(g_value_get_object (param_values + 0));
- return TRUE;
-}
+ if (signal_query.signal_id == atk_signal_active_descendant_changed)
+ {
+ gpointer child = g_value_get_pointer (param_values + 1);
+
+ g_return_val_if_fail (ATK_IS_OBJECT (child), TRUE);
+
+ ao = ATK_OBJECT (child);
+
+ detail1 = atk_object_get_index_in_parent (ao);
+ s_ao = spi_dbus_get_path(child);
+ emit(obj, "name", DBUS_TYPE_OBJECT_PATH, s_ao, DBUS_TYPE_UINT32, &detail1, DBUS_TYPE_INVALID);
+ g_free(s_ao);
+ }
+ else if (signal_query.signal_id == atk_signal_link_selected)
+ {
+ if (G_VALUE_TYPE (param_values + 1) == G_TYPE_INT)
+ detail1 = g_value_get_int (param_values + 1);
+ emit(obj, "LinkSelected", DBUS_TYPE_UINT32, &detail1, DBUS_TYPE_INVALID);
+ }
+ else if (signal_query.signal_id == atk_signal_bounds_changed)
+ {
+ AtkRectangle *atk_rect = NULL;
+
+ if (G_VALUE_HOLDS_BOXED (param_values + 1))
+ atk_rect = g_value_get_boxed (param_values + 1);
+ emit_rect(obj, "BoundsChanged", atk_rect);
+ }
+ else if ((signal_query.signal_id == atk_signal_children_changed) && obj)
+ {
+ spi_dbus_notify_change(obj, FALSE, &this_app->droute);
+ }
+ else
+ {
+ if (n_param_values >= 2)
+ {
+ if (G_VALUE_TYPE (param_values + 1) == G_TYPE_INT)
+ detail1 = g_value_get_int (param_values + 1);
+ if (n_param_values >= 3)
+ {
+ if (G_VALUE_TYPE (param_values + 2) == G_TYPE_INT)
+ detail2 = g_value_get_int (param_values + 2);
+ }
+ }
+
+ if (signal_query.signal_id == atk_signal_text_changed)
+ {
+ sp = atk_text_get_text (ATK_TEXT (obj),
+ detail1,
+ detail1+detail2);
+ emit(obj, sig_name, DBUS_TYPE_UINT32, &detail1, DBUS_TYPE_UINT32, &detail2, DBUS_TYPE_STRING, &sp, DBUS_TYPE_INVALID);
+ }
+ else if (signal_query.signal_id == atk_signal_text_selection_changed)
+ {
+ /* Return NULL as the selected string */
+ // TODO
+ emit(obj, sig_name, DBUS_TYPE_INVALID);
+ }
+ else
+ {
+ emit(obj, sig_name, DBUS_TYPE_INVALID);
+ }
+ }
+
+ if (sp)
+ g_free (sp);
+ if (s_ao)
+ g_free (s_ao);
+ g_free(sig_name);
+ return TRUE;
+}
static gboolean
spi_atk_bridge_window_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)
{
- GObject *gobject;
+ AtkObject *obj;
GSignalQuery signal_query;
- const gchar *name;
+ const gchar *name, *s;
#ifdef SPI_BRIDGE_DEBUG
- const gchar *s, *s2;
+ const gchar *s2;
#endif
g_signal_query (signal_hint->signal_id, &signal_query);
name = signal_query.signal_name;
+ gchar *sig_name;
#ifdef SPI_BRIDGE_DEBUG
s2 = g_type_name (G_OBJECT_TYPE (g_value_get_object (param_values + 0)));
fprintf (stderr, "Received signal %s:%s from object %s (gail %s)\n",
g_type_name (signal_query.itype), name, s ? s : "<NULL>" , s2);
#endif
+
+ obj = ATK_OBJECT(g_value_get_object (param_values + 0));
- gobject = g_value_get_object (param_values + 0);
- spi_atk_emit_eventv (gobject, 0, 0, "window:%s", name);
+ s = atk_object_get_name (obj);
+ sig_name = g_strdup_printf("window_%s", name);
+ emit(obj, sig_name, DBUS_TYPE_STRING, &s, DBUS_TYPE_INVALID);
+ g_free(sig_name);
return TRUE;
}
+
+static gboolean
+spi_atk_bridge_document_event_listener (GSignalInvocationHint *signal_hint,
+ guint n_param_values,
+ const GValue *param_values,
+ gpointer data)
+{
+ AtkObject *obj;
+ GSignalQuery signal_query;
+ const gchar *name, *s;
+ gchar *sig_name;
+#ifdef SPI_BRIDGE_DEBUG
+ const gchar *s2;
+#endif
+
+ g_signal_query (signal_hint->signal_id, &signal_query);
+
+ name = signal_query.signal_name;
+
+#ifdef SPI_BRIDGE_DEBUG
+ s2 = g_type_name (G_OBJECT_TYPE (g_value_get_object (param_values + 0)));
+ s = atk_object_get_name (ATK_OBJECT (g_value_get_object (param_values + 0)));
+ fprintf (stderr, "Received signal %s:%s from object %s (gail %s)\n",
+ g_type_name (signal_query.itype), name, s ? s : "<NULL>" , s2);
+#endif
+
+ obj = ATK_OBJECT(g_value_get_object (param_values + 0));
+
+ s = atk_object_get_name (obj);
+ sig_name = g_strdup_printf("document_%s", name);
+ emit(obj, sig_name, DBUS_TYPE_STRING, &s, DBUS_TYPE_INVALID);
+ g_free(sig_name);
+ return TRUE;
+}
+
+static void
+spi_atk_tidy_windows (void)
+{
+ AtkObject *root;
+ gint n_children;
+ gint i;
+
+ root = atk_get_root ();
+ n_children = atk_object_get_n_accessible_children (root);
+ for (i = 0; i < n_children; i++)
+ {
+ AtkObject *child;
+ AtkStateSet *stateset;
+ const gchar *name;
+
+ child = atk_object_ref_accessible_child (root, i);
+ stateset = atk_object_ref_state_set (child);
+
+ name = atk_object_get_name (child);
+ if (atk_state_set_contains_state (stateset, ATK_STATE_ACTIVE))
+ {
+ emit(child, "window:deactivate", DBUS_TYPE_STRING, &name, DBUS_TYPE_INVALID);
+ }
+ g_object_unref (stateset);
+
+ emit(child, "window:destroy", DBUS_TYPE_STRING, &name, DBUS_TYPE_INVALID);
+ g_object_unref (child);
+ }
+}
+
+static void
+reinit_register_vars (void)
+{
+ registry = NULL;
+ device_event_controller = NULL;
+ this_app = NULL;
+}