final NoteController noteController = NoteController.getController(getModeController());
showNotes= noteController != null && noteController.showNotesInMap(getModel());
updateContentStyle();
initRoot();
setBackground(requiredBackground());
final MapStyleModel mapStyleModel = MapStyleModel.getExtension(model);
zoom = mapStyleModel.getZoom();
layoutType = mapStyleModel.getMapViewLayout();
final IUserInputListenerFactory userInputListenerFactory = getModeController().getUserInputListenerFactory();
addMouseListener(userInputListenerFactory.getMapMouseListener());
addMouseMotionListener(userInputListenerFactory.getMapMouseListener());
addMouseWheelListener(userInputListenerFactory.getMapMouseWheelListener());
setFocusTraversalKeys(KeyboardFocusManager.FORWARD_TRAVERSAL_KEYS, emptyNodeViewSet());