EDIT

package eu.etaxonomy.cdm.vaadin.view.dbstatus;

import java.util.List;

import com.vaadin.annotations.AutoGenerated;

import com.vaadin.data.Container;

import com.vaadin.data.util.IndexedContainer;

import com.vaadin.event.ShortcutAction.KeyCode;

import com.vaadin.navigator.View;

import com.vaadin.navigator.ViewChangeListener.ViewChangeEvent;

import com.vaadin.ui.Accordion;

import com.vaadin.ui.Alignment;

import com.vaadin.ui.Button;

import com.vaadin.ui.Button.ClickEvent;

import com.vaadin.ui.Button.ClickListener;

import com.vaadin.ui.CustomComponent;

import com.vaadin.ui.Label;

import com.vaadin.ui.OptionGroup;

import com.vaadin.ui.Panel;

import com.vaadin.ui.VerticalLayout;

import eu.etaxonomy.cdm.model.common.DefinedTermBase;

import eu.etaxonomy.cdm.model.common.TermVocabulary;

import eu.etaxonomy.cdm.model.taxon.Classification;

public class DistributionSelectionView extends CustomComponent implements IDistributionSelectionComponent, View, ClickListener{

	/*- VaadinEditorProperties={"grid":"RegularGrid,20","showGrid":true,"snapToGrid":true,"snapToObject":true,"movingGuides":false,"snappingDistance":10} */

	/**

	 *

	 */

	private static final long serialVersionUID = 1L;

	@AutoGenerated

	private VerticalLayout mainLayout;

	@AutoGenerated

	private Panel panel_1;

	@AutoGenerated

	private VerticalLayout verticalLayout_2;

	@AutoGenerated

	private Button button_proceed;

	@AutoGenerated

	private Accordion accordion;

	@AutoGenerated

	private OptionGroup distributionSelection;

    @AutoGenerated

	private OptionGroup classificationSelection;

	@AutoGenerated

	private Label label_1;

	private DistributionSelectionComponentListener distListener;

	/**

	 * The constructor should first build the main layout, set the

	 * composition root and then do any custom initialization.

	 *

	 * The constructor will not be automatically regenerated by the

	 * visual editor.

	 */

	public DistributionSelectionView(){

		buildMainLayout();

		setCompositionRoot(mainLayout);

		setStyleName("login");

		button_proceed.addClickListener(this);

		button_proceed.setClickShortcut(KeyCode.ENTER, null);

	}

	@Override

	public void addListener(DistributionSelectionComponentListener listener) {

		distListener = listener;

	}

	@Override

	public void buttonClick(ClickEvent event) {

		if(classificationSelection != null && distributionSelection != null){

			Classification classification = (Classification) classificationSelection.getValue();

			TermVocabulary<DefinedTermBase> term = (TermVocabulary<DefinedTermBase>)distributionSelection.getValue();

			distListener.buttonClick(classification, term);

		}

	}

	public void dataBinding(){

		List<Classification> classificationList = distListener.getClassificationList();

		List<TermVocabulary<DefinedTermBase>> namedAreaList = distListener.getNamedAreaList();

		Container c = new IndexedContainer(classificationList);

		classificationSelection.setContainerDataSource(c);

		Container d = new IndexedContainer(namedAreaList);

		distributionSelection.setContainerDataSource(d);

	}

	@Override

	public void enter(ViewChangeEvent event) {

	}

	@AutoGenerated

	private VerticalLayout buildMainLayout() {

		// common part: create layout

		mainLayout = new VerticalLayout();

		mainLayout.setImmediate(false);

		mainLayout.setWidth("100%");

		mainLayout.setHeight("100%");

		mainLayout.setMargin(false);

		// top-level component properties

		setWidth("100.0%");

		setHeight("100.0%");

		// panel_1

		panel_1 = buildPanel_1();

		mainLayout.addComponent(panel_1);

		mainLayout.setComponentAlignment(panel_1, new Alignment(48));

		return mainLayout;

	}

	@AutoGenerated

	private Panel buildPanel_1() {

		// common part: create layout

		panel_1 = new Panel();

		panel_1.setImmediate(false);

		panel_1.setWidth("-1px");

		panel_1.setHeight("-1px");

		// verticalLayout_2

		verticalLayout_2 = buildVerticalLayout_2();

		panel_1.setContent(verticalLayout_2);

		return panel_1;

	}

	@AutoGenerated

	private VerticalLayout buildVerticalLayout_2() {

		// common part: create layout

		verticalLayout_2 = new VerticalLayout();

		verticalLayout_2.setImmediate(false);

		verticalLayout_2.setWidth("-1px");

		verticalLayout_2.setHeight("-1px");

		verticalLayout_2.setMargin(true);

		verticalLayout_2.setSpacing(true);

		// label_1

		label_1 = new Label();

		label_1.setImmediate(false);

		label_1.setWidth("213px");

		label_1.setHeight("-1px");

		label_1.setValue("Please choose a Classification and a distribution area to proceed.");

		verticalLayout_2.addComponent(label_1);

		// accordion

		accordion = buildAccordion();

		verticalLayout_2.addComponent(accordion);

		verticalLayout_2.setComponentAlignment(accordion, new Alignment(48));

		// button_1

		button_proceed = new Button();

		button_proceed.setCaption("Proceed");

		button_proceed.setImmediate(true);

		button_proceed.setWidth("-1px");

		button_proceed.setHeight("-1px");

		verticalLayout_2.addComponent(button_proceed);

		verticalLayout_2.setComponentAlignment(button_proceed, new Alignment(10));

		return verticalLayout_2;

	}

	@AutoGenerated

	private Accordion buildAccordion() {

		// common part: create layout

		accordion = new Accordion();

		accordion.setImmediate(true);

		accordion.setWidth("-1px");

		accordion.setHeight("-1px");

		// classificationSelection

		classificationSelection = new OptionGroup();

		classificationSelection.setImmediate(false);

		classificationSelection.setWidth("-1px");

		classificationSelection.setHeight("-1px");

		accordion.addTab(classificationSelection, "Classifcation", null);

		// distributionSelection

		distributionSelection = new OptionGroup();

		distributionSelection.setImmediate(false);

		distributionSelection.setWidth("-1px");

		distributionSelection.setHeight("-1px");

		accordion.addTab(distributionSelection, "Distribution Area", null);

		return accordion;

	}

}