+ int offset = SignalMargin + SignalHeight;
+ const vector< shared_ptr<Signal> > sigs(_session.get_signals());
+ BOOST_FOREACH(shared_ptr<Signal> s, sigs) {
+ s->init_context_bar_actions(NULL);
+ s->set_v_offset(offset);
+ offset += SignalHeight + 2 * SignalMargin;
+ }
+
+ normalize_layout();