final StyleSheet styleSheet = document.getStyleSheet();
styleSheet.addRule(ruleBuilder.toString());
textfield.setText(text);
final MapView mapView = (MapView) viewController.getMapViewComponent();
if(! mapView.isValid())
mapView.validate();
final NodeStyleController nsc = NodeStyleController.getController(modeController);
maxWidth = nsc.getMaxWidth(node);
final Icon icon = parent.getIcon();
if(icon != null){
maxWidth -= icon.getIconWidth();