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// $Id$
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/**
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* Copyright (C) 2007 EDIT
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* European Distributed Institute of Taxonomy
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* http://www.e-taxonomy.eu
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*
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* The contents of this file are subject to the Mozilla Public License Version 1.1
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* See LICENSE.TXT at the top of this package for the full license terms.
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*/
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package eu.etaxonomy.taxeditor.ui.combo;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.Collection;
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import java.util.LinkedHashMap;
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import java.util.List;
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import java.util.Map.Entry;
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import org.eclipse.swt.events.SelectionEvent;
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import eu.etaxonomy.cdm.model.common.IEnumTerm;
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import eu.etaxonomy.cdm.model.common.OriginalSourceType;
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import eu.etaxonomy.cdm.model.name.NomenclaturalCode;
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import eu.etaxonomy.cdm.model.occurrence.SpecimenOrObservationType;
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import eu.etaxonomy.cdm.model.reference.ReferenceType;
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import eu.etaxonomy.taxeditor.model.AbstractUtility;
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import eu.etaxonomy.taxeditor.ui.element.CdmFormFactory;
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import eu.etaxonomy.taxeditor.ui.element.CdmPropertyChangeEvent;
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import eu.etaxonomy.taxeditor.ui.element.ICdmFormElement;
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/**
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* @author n.hoffmann
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* @created Mar 16, 2010
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* @version 1.0
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*/
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public class EnumComboElement<T extends IEnumTerm<T>> extends
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AbstractComboElement<T> {
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//TODO RL
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public void setVisible(boolean b){
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combo.setVisible(b);
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}
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private static CdmEnumDataHolder[] cdmEnumDataHolders = {
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new CdmEnumDataHolder<NomenclaturalCode>(){
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@Override
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public String getName() {
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return "Nomenclatural Code";
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}
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@Override
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public Collection<NomenclaturalCode> getElements() {
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return Arrays.asList(NomenclaturalCode.values());
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}
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@Override
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public Class<NomenclaturalCode> getClazz() {
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return NomenclaturalCode.class;
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}
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},
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new CdmEnumDataHolder<ReferenceType>(){
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@Override
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public String getName() {
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return "Reference Type";
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}
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@Override
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public Collection<ReferenceType> getElements() {
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return Arrays.asList(ReferenceType.values());
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}
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@Override
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public Class<ReferenceType> getClazz() {
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return ReferenceType.class;
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}
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},
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new CdmEnumDataHolder<SpecimenOrObservationType>(){
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@Override
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public String getName() {
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return "Specimen / Observation Type";
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}
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@Override
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public Collection<SpecimenOrObservationType> getElements() {
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return Arrays.asList(SpecimenOrObservationType.values());
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}
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@Override
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public Class<SpecimenOrObservationType> getClazz() {
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return SpecimenOrObservationType.class;
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}
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},
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new CdmEnumDataHolder<OriginalSourceType>(){
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@Override
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public String getName() {
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return "Original Source Type";
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}
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@Override
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public Collection<OriginalSourceType> getElements() {
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return Arrays.asList(OriginalSourceType.values());
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}
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@Override
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public Class<OriginalSourceType> getClazz() {
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return OriginalSourceType.class;
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}
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}
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};
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protected List<T> elementTypeList = new ArrayList<T>();
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private final Class<T> enumType;
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public EnumComboElement(CdmFormFactory formFactory,
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ICdmFormElement parentElement, Class<T> enumType, int style) {
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super(formFactory, parentElement);
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this.enumType = enumType;
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label.setText(getDefaultLabelString());
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populateTypes();
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combo.addSelectionListener(this);
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}
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private String getDefaultLabelString() {
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if(enumType.equals(ReferenceType.class)){
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return "Reference Type";
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} else if (enumType.equals(NomenclaturalCode.class)){
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return "Nomenclatural Code";
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} else if(enumType.equals(OriginalSourceType.class)) {
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return "Orig. Source Type";
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} else if(enumType.equals(SpecimenOrObservationType.class)) {
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return "Spec./Obs. Type";
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}
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return "No Label";
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}
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private void populateTypes(){
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Collection<T> elementsForClass = getElementsForClass(enumType);
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// special hierarchical order for specimens
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if(enumType.equals(SpecimenOrObservationType.class)){
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LinkedHashMap<T, String> orderedTerms = AbstractUtility.orderTerms(elementsForClass);
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for(Entry<T, String> keyLabelPair : orderedTerms.entrySet()){
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elementTypeList.add(keyLabelPair.getKey());
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combo.add(keyLabelPair.getValue());
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}
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}
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// default order
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else{
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for(T enumElement : getElementsForClass(enumType)){
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elementTypeList.add(enumElement);
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combo.add(((Enum) enumElement).name());
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}
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}
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}
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@Override
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public void setSelection(T selection) {
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this.selection = selection;
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combo.select(elementTypeList.indexOf(selection));
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}
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/** {@inheritDoc} */
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@Override
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public void widgetSelected(SelectionEvent e) {
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selection = elementTypeList.get(combo.getSelectionIndex());
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firePropertyChangeEvent(new CdmPropertyChangeEvent(this, e));
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}
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private Collection<T> getElementsForClass(Class<T> clazz){
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CdmEnumDataHolder<T> dataHolder = getCdmEnumDataHolderForClass(clazz);
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if (dataHolder != null) {
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return dataHolder.getElements();
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}
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return null;
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}
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private CdmEnumDataHolder<T> getCdmEnumDataHolderForClass(Class<T> clazz){
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for (CdmEnumDataHolder dataHolder : cdmEnumDataHolders) {
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if (dataHolder.getClazz().equals(clazz)){
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return dataHolder;
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}
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}
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return null;
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}
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private interface CdmEnumDataHolder<T> {
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Class<T> getClazz();
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String getName();
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Collection<T> getElements();
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}
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}
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