+spi_key_set_contains_key (Accessibility_KeySet *key_set, const Accessibility_DeviceEvent *key_event)
+{
+ gint i;
+ gint len;
+
+ /* g_assert (key_set); */
+ if (!key_set) { g_print ("null key set!"); return TRUE; }
+
+ len = key_set->_length;
+
+ if (len == 0) /* special case, means "all keys/any key" */
+ {
+ g_print ("anykey\n");
+ return TRUE;
+ }
+
+ for (i=0; i<len; ++i)
+ {
+#ifdef SPI_KEYEVENT_DEBUG
+ g_print ("key_set[%d] = %d; key_event %d, code %d\n",
+ i,
+ (int) key_set->_buffer[i],
+ (int) key_event->id,
+ (int) key_event->hw_code);
+#endif
+ if (key_set->_buffer[i] == (CORBA_long) key_event->id) return TRUE;
+ if (key_set->_buffer[i] == (CORBA_long) -key_event->hw_code) return TRUE;
+ }
+
+ return FALSE;
+}
+
+static gboolean
+spi_key_eventtype_seq_contains_event (Accessibility_KeyEventTypeSeq *type_seq,
+ const Accessibility_DeviceEvent *key_event)
+{
+ gint i;
+ gint len;
+
+ /* g_assert (type_seq); */
+ if (!type_seq) { g_print ("null type seq!"); return TRUE; }
+
+ len = type_seq->_length;
+
+ if (len == 0) /* special case, means "all events/any event" */
+ {
+ return TRUE;
+ }
+
+ for (i=0; i<len; ++i)
+ {
+#ifdef SPI_DEBUG
+ g_print ("type_seq[%d] = %d; key event type = %d\n", i, (int) type_seq->_buffer[i],
+ (int) key_event->type);
+#endif
+ if (type_seq->_buffer[i] == (CORBA_long) key_event->type) return TRUE;
+ }
+
+ return FALSE;
+}
+
+static gboolean
+spi_key_event_matches_listener (const Accessibility_DeviceEvent *key_event,
+ DEControllerKeyListener *listener,
+ CORBA_boolean is_system_global)
+{
+ g_print ("checking keycode %d\n", (int) key_event->hw_code);
+ if ((key_event->modifiers == (CORBA_unsigned_short) (listener->mask & 0xFFFF)) &&
+ spi_key_set_contains_key (listener->keys, key_event) &&
+ spi_key_eventtype_seq_contains_event (listener->typeseq, key_event) &&
+ (is_system_global == listener->mode->global))
+ {
+ return TRUE;
+ }
+ else
+ return FALSE;
+}
+
+static gboolean
+spi_notify_keylisteners (GList *key_listeners,
+ const Accessibility_DeviceEvent *key_event,
+ CORBA_boolean is_system_global,
+ CORBA_Environment *ev)
+{
+ int i, n_listeners = g_list_length (key_listeners);
+ gboolean is_consumed = FALSE;
+
+ for (i=0; i<n_listeners && !is_consumed; ++i)
+ {
+ Accessibility_DeviceEventListener ls;
+ DEControllerKeyListener *key_listener = (DEControllerKeyListener *)
+ g_list_nth_data (key_listeners, i);
+ ls = (Accessibility_DeviceEventListener) key_listener->listener.object;
+ if (spi_key_event_matches_listener (key_event, key_listener, is_system_global))
+ {
+ if (!CORBA_Object_is_nil(ls, ev))
+ {
+ is_consumed = Accessibility_DeviceEventListener_notifyEvent (ls, key_event, ev);
+ }
+ }
+ else
+ {
+#ifdef SPI_KEYEVENT_DEBUG
+ g_print ("no match for listener %d\n", i);
+#endif
+ ;
+ }
+ }
+ return is_consumed;
+}
+
+static Accessibility_DeviceEvent
+spi_keystroke_from_x_key_event (XKeyEvent *x_key_event)
+{
+ Accessibility_DeviceEvent key_event;
+ KeySym keysym;
+ const int cbuf_bytes = 20;
+ char cbuf [cbuf_bytes];
+
+ keysym = XLookupKeysym (x_key_event, 0);
+ key_event.id = (CORBA_long)(keysym);
+ key_event.hw_code = (CORBA_short) x_key_event->keycode;
+ if (((XEvent *) x_key_event)->type == KeyPress)
+ {
+ key_event.type = Accessibility_KEY_PRESSED;
+ }
+ else
+ {
+ key_event.type = Accessibility_KEY_RELEASED;
+ }
+ key_event.modifiers = (CORBA_unsigned_short)(x_key_event->state);
+ key_event.is_text = CORBA_FALSE;
+ switch (keysym)
+ {
+ case ' ':
+ key_event.event_string = CORBA_string_dup ("space");
+ break;
+ case XK_Tab:
+ key_event.event_string = CORBA_string_dup ("Tab");
+ break;
+ case XK_BackSpace:
+ key_event.event_string = CORBA_string_dup ("Backspace");
+ break;
+ case XK_Return:
+ key_event.event_string = CORBA_string_dup ("Return");
+ break;
+ default:
+ if (XLookupString (x_key_event, cbuf, cbuf_bytes, &keysym, NULL) > 0)
+ {
+ key_event.event_string = CORBA_string_dup (cbuf);
+ if (isgraph (keysym))
+ {
+ key_event.is_text = CORBA_TRUE; /* FIXME: incorrect for some composed chars? */
+ }
+ }
+ else
+ {
+ key_event.event_string = CORBA_string_dup ("");
+ }
+ }
+
+ key_event.timestamp = (CORBA_unsigned_long) x_key_event->time;
+#ifdef SPI_KEYEVENT_DEBUG
+ fprintf (stderr,
+ "Key %lu pressed (%c), modifiers %d\n",
+ (unsigned long) keysym,
+ keysym ? (int) keysym : '*',
+ (int) x_key_event->state);
+#endif
+#ifdef SPI_DEBUG
+ fprintf (stderr, "%s%c",
+ (x_key_event->state & Mod1Mask)?"Alt-":"",
+ ((x_key_event->state & ShiftMask)^(x_key_event->state & LockMask))?
+ g_ascii_toupper (keysym) : g_ascii_tolower (keysym));
+#endif /* SPI_DEBUG */
+ return key_event;
+}
+
+
+static gboolean
+spi_check_key_event (SpiDeviceEventController *controller)