EDIT

import eu.etaxonomy.cdm.vaadin.util.DistributionEditorUtil;

/**

 * @author pplitzner

 *

 */

     *

     * The constructor will not be automatically regenerated by the

     * visual editor.

     */

    public DistributionSettingsConfigWindow(DistributionTableView distributionTableView) {

        buildMainLayout();

    private void init() {

        Container distributionContainer = presenter.getDistributionContainer();

        TermVocabulary<NamedArea> chosenArea = presenter.getChosenArea();

        classificationBox.setItemCaptionPropertyId(TaxonNodeContainer.LABEL);

        classificationBox.setContainerDataSource(new TaxonNodeContainer(null));

		classificationBox.setImmediate(true);

        distAreaBox.setContainerDataSource(distributionContainer);

        distAreaBox.setValue(chosenArea);

        distAreaBox.addValueChangeListener(this);

        if(chosenArea!=null){

        	NamedAreaContainer container = new NamedAreaContainer(chosenArea);

        	namedAreaList.setContainerDataSource(container);

        }

        Object selectedAreas = VaadinSession.getCurrent().getAttribute(DistributionEditorUtil.SATTR_SELECTED_AREAS);

        namedAreaList.setValue(selectedAreas);

        okButton.addClickListener(this);

        cancelButton.addClickListener(this);

    }

        VerticalLayout leftContainer = new VerticalLayout();

        leftContainer.setImmediate(false);

        leftContainer.setSpacing(true);

        VerticalLayout rightContainer = new VerticalLayout();

        rightContainer.setImmediate(false);

        rightContainer.setSpacing(true);

        //classification and term

        namedAreaList = new ListSelect();

        namedAreaList.setCaption("Areas");

        namedAreaList.setWidth("100%");

        namedAreaList.setMultiSelect(true);

        //taxonomy

        taxonTree = new Tree("Taxonomy");

        taxonTree.setImmediate(false);

        //no classification selected label

        labelNoClassification = new Label(" - Please select a classification - ");

        leftContainer.addComponent(classificationBox);

        leftContainer.addComponent(distAreaBox);

        leftContainer.addComponent(namedAreaList);

        leftContainer.setSizeFull();

        rightContainer.addComponent(taxonTree);

        rightContainer.setExpandRatio(taxonTree, 1);

        rightContainer.addComponent(labelNoClassification);