fix compiler warning from missing default statement in switch

diff --git a/libs/canvas/canvas.cc b/libs/canvas/canvas.cc
index baced0761c2cd5c4e94ea87e9b42d618e162e450..0c0d024836acc649c32fb4e70596677e8baf4dc6 100644 (file)
--- a/libs/canvas/canvas.cc
+++ b/libs/canvas/canvas.cc
@@ -900,6 +900,11 @@ GtkCanvas::on_leave_notify_event (GdkEventCrossing* ev)
                stop_tooltip_timeout ();
                hide_tooltip ();
                break;
+       default:
+               /* we don't care about any other kind
+                  of leave event (notably GDK_NOTIFY_INFERIOR)
+               */
+               break;
        }
        _new_current_item = 0;
        deliver_enter_leave (Duple (ev->x, ev->y), ev->state);