{
              try
              {
                Object value = EcoreUtil.createFromString((EDataType)eClassifier, choiceText.getText());
                values.getChildren().add(value);
                choiceText.setText("");
                featureTableViewer.setSelection(new StructuredSelection(value));
                event.doit = false;
              }
              catch (RuntimeException exception)
              {
                // Ignore
              }
            }