* Boston, MA 02111-1307, USA.
*/
+#include <string.h>
#include <stdio.h>
+#include <unistd.h>
#include <stdlib.h>
#include <stdarg.h>
#include <libbonobo.h>
#include <libspi/spi-private.h>
#include "accessible.h"
#include "application.h"
-
#include <bonobo-activation/bonobo-activation-register.h>
#undef SPI_BRIDGE_DEBUG
#define DBG(a,b) if(_dbg>=(a))b
-static int _dbg = 0;
+int _dbg = 0;
static CORBA_Environment ev;
static Accessibility_Registry registry = CORBA_OBJECT_NIL;
static Accessibility_DeviceEventController device_event_controller = CORBA_OBJECT_NIL;
static SpiApplication *this_app = NULL;
static gboolean registry_died = FALSE;
static gboolean atk_listeners_registered = FALSE;
-static guint toplevel_handler;
-
-/* NOT YET USED
- static GQuark atk_quark_property_changed_name;
- static GQuark atk_quark_property_changed_description;
- static GQuark atk_quark_property_changed_parent;
- static GQuark atk_quark_property_changed_role;
- static GQuark atk_quark_property_changed_table_caption;
- static GQuark atk_quark_property_changed_table_column_description;
- static GQuark atk_quark_property_changed_table_row_description;
-*/
+static gint toplevels = 0;
+static gboolean exiting = FALSE;
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_text_selection_changed;
static guint atk_signal_row_reordered;
static guint atk_signal_row_inserted;
static guint atk_signal_row_deleted;
*/
static guint atk_signal_link_selected;
+static guint atk_signal_bounds_changed;
static Accessibility_Registry spi_atk_bridge_get_registry (void);
static void 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);
gpointer data);
static gint spi_atk_bridge_key_listener (AtkKeyEventStruct *event,
gpointer data);
+static void spi_atk_tidy_windows (void);
+static void deregister_application (BonoboObject *app);
+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 GArray *listener_ids = NULL;
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_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 int
atk_bridge_init (gint *argc, gchar **argv[])
{
const char *debug_env_string = g_getenv ("AT_SPI_DEBUG");
+ gchar *fname;
if (atk_bridge_initialized)
{
return 0;
}
atk_bridge_initialized = TRUE;
+ atk_bridge_pid = getpid ();
+
+ if (g_getenv ("ATK_BRIDGE_REDIRECT_LOG"))
+ {
+ 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);
+ if (debug_env_string)
+ _dbg = (int) g_ascii_strtod (debug_env_string, NULL);
if (!bonobo_init (argc, argv ? *argv : NULL))
{
g_error ("Could not initialize Bonobo");
}
+ /* Create the accessible application server object */
+ this_app = spi_application_new (atk_get_root ());
/*
* We only want to enable the bridge for top level
* applications, we detect bonobo components by seeing
if (bonobo_activation_iid_get ())
{
DBG (1, g_message ("Found Bonobo component\n"));
- toplevel_handler = g_signal_connect (atk_get_root (),
- "children-changed::add",
- (GCallback) spi_atk_bridge_toplevel_added,
- NULL);
+ 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);
}
else
{
spi_atk_bridge_do_registration ();
}
-
+ spi_atk_register_event_listeners ();
spi_atk_bridge_init_event_type_consts ();
-
+
return 0;
}
bonobo_activate ();
/* Create the accessible application server object */
-
- this_app = spi_application_new (atk_get_root ());
+ if (this_app == NULL)
+ this_app = spi_application_new (atk_get_root ());
DBG (1, g_message ("About to register application\n"));
guint index,
AtkObject *child)
{
- g_signal_handler_disconnect (object, toplevel_handler);
- spi_atk_bridge_do_registration ();
+ if (toplevels == 0)
+ {
+ spi_atk_bridge_do_registration ();
+ }
+ toplevels++;
+}
+
+static void
+spi_atk_bridge_toplevel_removed (AtkObject *object,
+ guint index,
+ AtkObject *child)
+{
+ BonoboObject *app = (BonoboObject *) this_app;
+
+ toplevels--;
+ if (toplevels == 0)
+ {
+ deregister_application (app);
+ reinit_register_vars ();
+ }
+ if (toplevels < 0)
+ {
+ g_warning ("More toplevels removed than added\n");
+ toplevels = 0;
+ }
}
static void
Accessibility_Registry_registerApplication (spi_atk_bridge_get_registry (),
BONOBO_OBJREF (this_app),
&ev);
- spi_atk_register_event_listeners ();
+}
+
+/*
+ * Returns a 'canonicalized' value for DISPLAY,
+ * with the screen number stripped off if present.
+ */
+static const gchar*
+spi_display_name (void)
+{
+ 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 && ((guint) screen_p > (guint) display_p))
+ {
+ *screen_p = '\0';
+ }
+ }
+ }
+ else
+ {
+ canonical_display_name = display_env;
+ }
+ }
+ return canonical_display_name;
}
static Accessibility_Registry
{
CORBA_Environment ev;
- if (registry_died || (registry == NULL)) {
+ if (registry_died || (registry == CORBA_OBJECT_NIL)) {
CORBA_exception_init (&ev);
if (registry_died)
- DBG (1, g_warning ("registry died! restarting..."));
+ {
+ if (exiting)
+ return CORBA_OBJECT_NIL;
+ else
+ DBG (1, g_warning ("registry died! restarting..."));
+ }
+ bonobo_activation_set_activation_env_value ("AT_SPI_DISPLAY", spi_display_name ());
+
registry = bonobo_activation_activate_from_id (
"OAFIID:Accessibility_Registry:1.0", 0, NULL, &ev);
if (BONOBO_EX (&ev))
{
- g_warning ("failure: no deviceeventcontroller found\n");
+ g_warning (_("failure: no device event controller found.\n"));
registry_died = TRUE;
device_event_controller = CORBA_OBJECT_NIL;
}
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");
return;
}
this_app = NULL;
+ if (atk_bridge_pid != getpid ())
+ {
+ _exit (0);
+ }
+ 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
g_assert (bonobo_activate ());
}
- deregister_application (app);
+ if (!registry_died)
+ deregister_application (app);
DBG (1, g_message ("bridge exit func complete.\n"));
{
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
atk_bridge_initialized = FALSE;
this_app = NULL;
- g_print("Atk Accessibilty bridge shutdown\n");
+ if (g_getenv ("AT_BRIDGE_SHUTDOWN"))
+ {
+ g_print("Atk Accessibility bridge shutdown\n");
+ }
listener_ids = NULL;
atk_remove_focus_tracker (atk_bridge_focus_tracker_id);
Accessibility_Event e;
SpiAccessible *source;
AtkObject *aobject;
+ Accessibility_Registry registry;
#ifdef SPI_BRIDGE_DEBUG
CORBA_string s;
#endif
CORBA_free (s);
#endif
CORBA_exception_init (&ev);
- Accessibility_Registry_notifyEvent (spi_atk_bridge_get_registry (),
+ registry = spi_atk_bridge_get_registry ();
+ if (registry_died)
+ return;
+
+ Accessibility_Registry_notifyEvent (registry,
&e, &ev);
#ifdef SPI_BRIDGE_DEBUG
if (ev._major != CORBA_NO_EXCEPTION)
{
AtkPropertyValues *values;
GObject *gobject;
+ const gchar *prop_name;
+ CORBA_any any;
+ const gchar *sp = NULL;
+ AtkObject *ao;
+ SpiAccessible *s_ao = NULL;
+ CORBA_Object c_obj;
+ gint i;
#ifdef SPI_BRIDGE_DEBUG
GSignalQuery signal_query;
gobject = g_value_get_object (param_values + 0);
values = (AtkPropertyValues*) g_value_get_pointer (param_values + 1);
- spi_atk_emit_eventv (gobject, 0, 0, NULL,
- "object:property-change:%s", values->property_name);
+ prop_name = values->property_name;
+ if (strcmp (prop_name, "accessible-name") == 0)
+ {
+ sp = atk_object_get_name (ATK_OBJECT (gobject));
+ spi_init_any_string (&any, (gchar **)&sp);
+ }
+ else if (strcmp (prop_name, "accessible-description") == 0)
+ {
+ sp = atk_object_get_description (ATK_OBJECT (gobject));
+ spi_init_any_string (&any, (gchar **)&sp);
+ }
+ else if (strcmp (prop_name, "accessible-parent") == 0)
+ {
+ ao = atk_object_get_parent (ATK_OBJECT (gobject));
+ if (ao)
+ {
+ s_ao = spi_accessible_new (ao);
+ c_obj = BONOBO_OBJREF (s_ao);
+ spi_init_any_object (&any, &c_obj);
+ }
+ else
+ {
+ spi_init_any_nil (&any);
+ }
+ }
+ else if (strcmp (prop_name, "accessible-table-summary") == 0)
+ {
+ ao = atk_table_get_summary (ATK_TABLE (gobject));
+ if (ao)
+ {
+ s_ao = spi_accessible_new (ao);
+ c_obj = BONOBO_OBJREF (s_ao);
+ spi_init_any_object (&any, &c_obj);
+ }
+ else
+ {
+ spi_init_any_nil (&any);
+ }
+ }
+ 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 (gobject), i);
+ if (ao)
+ {
+ s_ao = spi_accessible_new (ao);
+ c_obj = BONOBO_OBJREF (s_ao);
+ spi_init_any_object (&any, &c_obj);
+ }
+ else
+ {
+ spi_init_any_nil (&any);
+ }
+ }
+ 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 (gobject), i);
+ if (ao)
+ {
+ s_ao = spi_accessible_new (ao);
+ c_obj = BONOBO_OBJREF (s_ao);
+ spi_init_any_object (&any, &c_obj);
+ }
+ else
+ {
+ spi_init_any_nil (&any);
+ }
+ }
+ 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 (gobject), i);
+ spi_init_any_string (&any, (gchar **)&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 (gobject), i);
+ spi_init_any_string (&any, (gchar **)&sp);
+ }
+ else if (strcmp (prop_name, "accessible-table-caption-object") == 0)
+ {
+ ao = atk_table_get_caption (ATK_TABLE (gobject));
+ sp = atk_object_get_name (ao);
+ spi_init_any_string (&any, (gchar **)&sp);
+ }
+ else
+ {
+ spi_init_any_nil (&any);
+ }
+
+ spi_atk_emit_eventv (gobject, 0, 0, &any,
+ "object:property-change:%s", prop_name);
+
return TRUE;
}
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
{
result = Accessibility_DeviceEventController_notifyListenersSync (
spi_atk_bridget_get_dec (), &key_event, &ev);
- CORBA_exception_free (&ev);
+ if (BONOBO_EX(&ev)) {
+ result = FALSE;
+ CORBA_exception_free (&ev);
+ }
return result;
}
CORBA_Object c_obj;
char *sp = NULL;
AtkObject *ao;
+ AtkText *text;
gint detail1 = 0, detail2 = 0;
SpiAccessible *s_ao = NULL;
#ifdef SPI_BRIDGE_DEBUG
detail1 = g_value_get_int (param_values + 1);
spi_init_any_nil (&any);
}
+ 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);
+ spi_init_any_rect (&any, atk_rect);
+ }
else if ((signal_query.signal_id == atk_signal_children_changed) && gobject)
{
ao = atk_object_ref_accessible_child (ATK_OBJECT (gobject),
}
else
{
- 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);
+ 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)
{
detail1+detail2);
spi_init_any_string (&any, &sp);
}
+ else if (signal_query.signal_id == atk_signal_text_selection_changed)
+ {
+ text = ATK_TEXT (gobject);
+
+ /* Return NULL as the selected string */
+ spi_init_any_nil (&any);
+ }
else
{
spi_init_any_nil (&any);
"window:%s", 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;
+ CORBA_any any;
+ const gchar *name;
+
+ child = atk_object_ref_accessible_child (root, i);
+ stateset = atk_object_ref_state_set (child);
+
+ name = atk_object_get_name (child);
+ spi_init_any_string (&any, (char**) &name);
+ if (atk_state_set_contains_state (stateset, ATK_STATE_ACTIVE))
+ {
+ spi_atk_emit_eventv (G_OBJECT (child), 0, 0, &any, "window:deactivate");
+ if (registry_died)
+ return;
+ }
+ g_object_unref (stateset);
+
+ spi_atk_emit_eventv (G_OBJECT (child), 0, 0, &any, "window:destroy");
+ g_object_unref (child);
+ }
+}
+
+static void
+reinit_register_vars (void)
+{
+ registry = CORBA_OBJECT_NIL;
+ device_event_controller = CORBA_OBJECT_NIL;
+ this_app = NULL;
+}
+
projects / platform / core / uifw / at-spi2-atk.git / blobdiff