#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;
-static gboolean spi_atk_bridge_idle_init (gpointer user_data);
-static void spi_atk_bridge_focus_tracker (AtkObject *object);
-static void spi_atk_bridge_exit_func (void);
-static void spi_atk_register_event_listeners (void);
+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 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_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);
+ 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);
+
+/* 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 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;
-int
-gtk_module_init (gint *argc, gchar **argv[])
+/*
+ * These exported symbols are hooked by gnome-program
+ * to provide automatic module initialization and shutdown.
+ */
+extern void gnome_accessibility_module_init (void);
+extern void gnome_accessibility_module_shutdown (void);
+
+static int
+atk_bridge_init (gint *argc, gchar **argv[])
{
CORBA_Environment ev;
- if (!bonobo_init (argc, *argv))
+ if (atk_bridge_initialized)
+ {
+ return 0;
+ }
+ atk_bridge_initialized = TRUE;
+
+ if (!bonobo_init (argc, argv ? *argv : NULL))
{
g_error ("Could not initialize Bonobo");
}
+ /*
+ * 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.
+ */
+ if (bonobo_activation_iid_get ())
+ return 0;
+
CORBA_exception_init(&ev);
registry = bonobo_activation_activate_from_id (
CORBA_exception_free (&ev);
}
- if (CORBA_Object_is_nil (registry, &ev))
+ if (registry == CORBA_OBJECT_NIL)
{
g_error ("Could not locate registry");
}
g_atexit (spi_atk_bridge_exit_func);
- g_idle_add (spi_atk_bridge_idle_init, NULL);
+ idle_init_id = g_idle_add (spi_atk_bridge_idle_init, NULL);
return 0;
}
+int
+gtk_module_init (gint *argc, gchar **argv[])
+{
+ return atk_bridge_init (argc, argv);
+}
+
static gboolean
spi_atk_bridge_idle_init (gpointer user_data)
{
+ idle_init_id = 0;
+
spi_atk_register_event_listeners ();
fprintf (stderr, "Application registered & listening\n");
}
static void
+add_signal_listener (const char *signal_name)
+{
+ guint id;
+
+ id = atk_add_global_event_listener (
+ spi_atk_bridge_signal_listener, signal_name);
+
+ g_array_append_val (listener_ids, id);
+}
+
+static void
spi_atk_register_event_listeners (void)
{
/*
* kludge to make sure the Atk interface types are registered, otherwise
* the AtkText signal handlers below won't get registered
*/
+ guint id;
GObject *ao = g_object_new (ATK_TYPE_OBJECT, NULL);
AtkObject *bo = atk_no_op_object_new (ao);
/* Register for focus event notifications, and register app with central registry */
- atk_add_focus_tracker (spi_atk_bridge_focus_tracker);
- atk_add_global_event_listener (spi_atk_bridge_property_event_listener, "Gtk:AtkObject:property-change");
- atk_add_global_event_listener (spi_atk_bridge_signal_listener, "Gtk:AtkObject:children-changed");
- atk_add_global_event_listener (spi_atk_bridge_signal_listener, "Gtk:AtkObject:visible-data-changed");
- atk_add_global_event_listener (spi_atk_bridge_signal_listener, "Gtk:AtkSelection:selection-changed");
- atk_add_global_event_listener (spi_atk_bridge_signal_listener, "Gtk:AtkText:text-selection-changed");
- atk_add_global_event_listener (spi_atk_bridge_signal_listener, "Gtk:AtkText:text-changed");
- atk_add_global_event_listener (spi_atk_bridge_signal_listener, "Gtk:AtkText:text-caret-moved");
- atk_add_global_event_listener (spi_atk_bridge_signal_listener, "Gtk:AtkTable:row-inserted");
- atk_add_global_event_listener (spi_atk_bridge_signal_listener, "Gtk:AtkTable:row-reordered");
- atk_add_global_event_listener (spi_atk_bridge_signal_listener, "Gtk:AtkTable:row-deleted");
- atk_add_global_event_listener (spi_atk_bridge_signal_listener, "Gtk:AtkTable:column-inserted");
- atk_add_global_event_listener (spi_atk_bridge_signal_listener, "Gtk:AtkTable:column-reordered");
- atk_add_global_event_listener (spi_atk_bridge_signal_listener, "Gtk:AtkTable:column-deleted");
- atk_add_global_event_listener (spi_atk_bridge_signal_listener, "Gtk:AtkTable:model-changed");
+ listener_ids = g_array_sized_new (FALSE, TRUE, sizeof (guint), 16);
+
+ atk_bridge_focus_tracker_id = atk_add_focus_tracker (spi_atk_bridge_focus_tracker);
+
+ id = atk_add_global_event_listener (spi_atk_bridge_property_event_listener,
+ "Gtk:AtkObject:property-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:AtkSelection:selection-changed");
+ add_signal_listener ("Gtk:AtkText:text-selection-changed");
+ add_signal_listener ("Gtk:AtkText:text-changed");
+ add_signal_listener ("Gtk:AtkText:text-caret-moved");
+ add_signal_listener ("Gtk:AtkTable:row-inserted");
+ add_signal_listener ("Gtk:AtkTable:row-reordered");
+ add_signal_listener ("Gtk:AtkTable:row-deleted");
+ add_signal_listener ("Gtk:AtkTable:column-inserted");
+ add_signal_listener ("Gtk:AtkTable:column-reordered");
+ add_signal_listener ("Gtk:AtkTable:column-deleted");
+ add_signal_listener ("Gtk:AtkTable:model-changed");
/*
* May add the following listeners to implement preemptive key listening for GTK+
*
* atk_add_global_event_listener (spi_atk_bridge_widgetkey_listener, "Gtk:GtkWidget:key-press-event");
* atk_add_global_event_listener (spi_atk_bridge_widgetkey_listener, "Gtk:GtkWidget:key-release-event");
*/
- atk_add_key_event_listener (spi_atk_bridge_key_listener, NULL);
+ atk_bridge_key_event_listener_id = atk_add_key_event_listener (
+ spi_atk_bridge_key_listener, NULL);
g_object_unref (G_OBJECT (bo));
g_object_unref (ao);
}
static void
+deregister_application (BonoboObject *app)
+{
+ Accessibility_Registry_deregisterApplication (
+ registry, BONOBO_OBJREF (app), &ev);
+
+ registry = bonobo_object_release_unref (registry, &ev);
+
+ app = bonobo_object_unref (app);
+}
+
+static void
spi_atk_bridge_exit_func (void)
{
BonoboObject *app = (BonoboObject *) this_app;
g_assert (bonobo_activate ());
}
- Accessibility_Registry_deregisterApplication (
- registry, BONOBO_OBJREF (app), &ev);
+ deregister_application (app);
- bonobo_object_release_unref (registry, &ev);
-
- bonobo_object_unref (app);
-
fprintf (stderr, "bridge exit func complete.\n");
if (g_getenv ("AT_BRIDGE_SHUTDOWN"))
}
}
+void
+gnome_accessibility_module_init (void)
+{
+ atk_bridge_init (NULL, NULL);
+
+ g_print("Atk Accessibilty bridge initialized\n");
+}
+
+void
+gnome_accessibility_module_shutdown (void)
+{
+ BonoboObject *app = (BonoboObject *) this_app;
+
+ if (!atk_bridge_initialized)
+ {
+ return;
+ }
+ atk_bridge_initialized = FALSE;
+ this_app = NULL;
+
+ g_print("Atk Accessibilty bridge shutdown\n");
+
+ if (idle_init_id)
+ {
+ g_source_remove (idle_init_id);
+ idle_init_id = 0;
+ }
+ 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++)
+ {
+ atk_remove_global_event_listener (g_array_index (ids, guint, i));
+ }
+
+ atk_remove_key_event_listener (atk_bridge_key_event_listener_id);
+ }
+
+ deregister_application (app);
+}
+
static void
spi_atk_bridge_focus_tracker (AtkObject *object)
{
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 (property) signal %s:%s from object %s (gail %s)\n",
- g_type_name (signal_query.itype), name, s, s2);
+ 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);
+
#endif
gobject = g_value_get_object (param_values + 0);
return TRUE;
}
+#if THIS_WILL_EVER_BE_USED
static gboolean
spi_atk_bridge_state_event_listener (GSignalInvocationHint *signal_hint,
guint n_param_values,
return TRUE;
}
+#endif
static void
spi_init_keystroke_from_atk_key_event (Accessibility_DeviceEvent *keystroke,
if (event->string)
{
keystroke->event_string = CORBA_string_dup (event->string);
+ keystroke->is_text = CORBA_TRUE;
}
else
{
keystroke->event_string = CORBA_string_dup ("");
+ keystroke->is_text = CORBA_FALSE;
}
switch (event->type)
{
keystroke->type = 0;
break;
}
+#if 0
+ g_print ("key_event type %d; val=%d code=%d modifiers=%x name=%s is_text=%d, time=%lx\n",
+ (int) keystroke->type, (int) keystroke->id, (int) keystroke->hw_code,
+ (int) keystroke->modifiers,
+ keystroke->event_string, (int) keystroke->is_text, (unsigned long) keystroke->timestamp);
+#endif
}
static gint
if (BONOBO_EX (&ev))
{
+ g_warning ("failure: no deviceeventcontroller found\n");
CORBA_exception_free (&ev);
result = FALSE;
}
GObject *gobject;
GSignalQuery signal_query;
const gchar *name;
+ gint detail1 = 0, detail2 = 0;
#ifdef SPI_BRIDGE_DEBUG
gchar *s, *s2;
#endif
#endif
gobject = g_value_get_object (param_values + 0);
-
- spi_atk_emit_eventv (gobject, 0, 0, "object:%s", name);
+ 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);
return TRUE;
}
-
-
-
-
-
-
-