final Component mitem = selItems == null || selItems.isEmpty() ?
null : (Component) selItems.iterator().next();
setSelectedItem(mitem);
Events.postEvent(evt);
} else if (cmd.equals("onMapTypeChange")) {
final MapTypeChangeEvent evt = MapTypeChangeEvent.getMapTypeChangeEvent(request);
setMapTypeByClient(evt.getType());
Events.postEvent(evt);
} else if (cmd.equals("onMapDrop")) {
final MapDropEvent evt = MapDropEvent.getMapDropEvent(request);
final Component dragged = evt.getDragged();
if (dragged instanceof Gmarker)
((Gmarker) dragged).setAnchor(evt.getLatLng());
Events.postEvent(evt);
} else
super.service(request, everError);
}