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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.editor.key.polytomous;
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import org.eclipse.swt.SWT;
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import org.eclipse.swt.events.SelectionAdapter;
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import org.eclipse.swt.events.SelectionEvent;
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import org.eclipse.swt.events.SelectionListener;
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import org.eclipse.swt.widgets.Composite;
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import org.eclipse.swt.widgets.Label;
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import org.eclipse.swt.widgets.Link;
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import org.eclipse.ui.PartInitException;
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import org.eclipse.ui.PlatformUI;
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import org.eclipse.ui.forms.IFormPart;
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import org.eclipse.ui.forms.IManagedForm;
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import eu.etaxonomy.cdm.common.CdmUtils;
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import eu.etaxonomy.cdm.hibernate.HibernateProxyHelper;
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import eu.etaxonomy.cdm.model.description.KeyStatement;
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import eu.etaxonomy.cdm.model.description.PolytomousKeyNode;
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import eu.etaxonomy.cdm.model.taxon.Taxon;
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import eu.etaxonomy.taxeditor.editor.EditorUtil;
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import eu.etaxonomy.taxeditor.store.CdmStore;
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import eu.etaxonomy.taxeditor.ui.element.AbstractCdmFormElement;
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import eu.etaxonomy.taxeditor.ui.element.CdmFormFactory;
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import eu.etaxonomy.taxeditor.ui.element.ISelectable;
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import eu.etaxonomy.taxeditor.ui.element.LayoutConstants;
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/**
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* @author n.hoffmann
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* @created Apr 13, 2011
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* @version 1.0
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*/
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public class PolytomousKeyListItem extends AbstractCdmFormElement implements
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IFormPart, ISelectable {
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private boolean dirty;
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private final PolytomousKeyNode entity;
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private SelectionListener linkSelectionListener;
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/**
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* @param formFactory
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* @param layoutComposite
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*/
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protected PolytomousKeyListItem(CdmFormFactory formFactory,
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Composite layoutComposite, PolytomousKeyNode entity) {
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super(formFactory, layoutComposite);
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// layoutComposite.setBackground(Display.getDefault().getSystemColor(
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// SWT.COLOR_CYAN));
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this.entity = (PolytomousKeyNode) HibernateProxyHelper.deproxy(entity);
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Label label_nodeNumber = new Label(getLayoutComposite(), SWT.NULL);
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label_nodeNumber.setText(getItemNumber());
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Label label_question = new Label(getLayoutComposite(), SWT.NULL);
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label_question.setText(getItemQuestion());
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Label label_statement = new Label(getLayoutComposite(), SWT.NULL);
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label_statement.setText(getItemStatement());
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label_statement.setLayoutData(LayoutConstants.FILL_HORIZONTALLY());
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Link link = new Link(getLayoutComposite(), SWT.NONE);
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link.setText("<a>" + getItemLink() + "</a>");
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link.setData(getItemLinkData());
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link.addSelectionListener(getLinkSelectionListener());
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// Label label_link = new Label(getLayoutComposite(), SWT.NULL);
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// label_link.setText(link);
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}
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/**
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* @return
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*/
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private SelectionListener getLinkSelectionListener() {
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if (linkSelectionListener == null) {
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linkSelectionListener = new SelectionAdapter() {
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/*
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* (non-Javadoc)
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*
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* @see
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* org.eclipse.swt.events.SelectionAdapter#widgetSelected(org
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* .eclipse.swt.events.SelectionEvent)
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*/
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@Override
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public void widgetSelected(SelectionEvent e) {
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Object data = e.widget.getData();
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if (data instanceof Taxon) {
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try {
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EditorUtil.openTaxonBase(((Taxon) data).getUuid());
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} catch (PartInitException e1) {
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// TODO Auto-generated catch block
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e1.printStackTrace();
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}
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}
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}
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};
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}
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return linkSelectionListener;
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}
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private String getItemNumber() {
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if (isParentRoot()) {
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return "root";
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} else {
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PolytomousKeyNode parent = getParent();
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String itemNumber = parent.getNodeNumber() != null ? parent
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.getNodeNumber().toString() : "NaN";
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int index = parent.getChildren().indexOf(entity);
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for (int i = 0; i < index; i++) {
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itemNumber += "'";
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}
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return itemNumber;
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}
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}
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private String getItemQuestion() {
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if (isParentRoot()) {
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return "";
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} else {
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KeyStatement question = getParent().getQuestion();
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return question != null ? question.getLabelText(CdmStore
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.getDefaultLanguage()) : "";
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}
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}
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private String getItemStatement() {
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KeyStatement statement = entity.getStatement();
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return statement != null ? CdmUtils.Nz(statement.getLabelText(CdmStore
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.getDefaultLanguage())) : "No statement";
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}
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private String getItemLink() {
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String taxonString = entity.getTaxon() != null ? entity.getTaxon()
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.getName().getTitleCache() : "Taxon empty";
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return entity.getChildren().isEmpty() ? taxonString : entity
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.getNodeNumber().toString();
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}
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/**
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* @return
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*/
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private Object getItemLinkData() {
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return entity.getChildren().isEmpty() ? entity.getTaxon() : entity
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.getChildAt(0);
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}
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private PolytomousKeyNode getParent() {
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return entity.getParent();
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}
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private boolean isParentRoot() {
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return getParent() == null;
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}
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/*
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* (non-Javadoc)
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*
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* @see
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* org.eclipse.ui.forms.IFormPart#initialize(org.eclipse.ui.forms.IManagedForm
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* )
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*/
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@Override
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public void initialize(IManagedForm form) {
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// TODO Auto-generated method stub
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}
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/*
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* (non-Javadoc)
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*
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* @see org.eclipse.ui.forms.IFormPart#isDirty()
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*/
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@Override
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public boolean isDirty() {
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return dirty;
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}
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/*
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* (non-Javadoc)
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*
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* @see org.eclipse.ui.forms.IFormPart#commit(boolean)
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*/
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@Override
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public void commit(boolean onSave) {
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// TODO Auto-generated method stub
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}
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/*
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* (non-Javadoc)
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*
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* @see org.eclipse.ui.forms.IFormPart#setFormInput(java.lang.Object)
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*/
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@Override
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public boolean setFormInput(Object input) {
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// TODO Auto-generated method stub
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return false;
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}
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/*
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* (non-Javadoc)
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*
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* @see org.eclipse.ui.forms.IFormPart#setFocus()
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*/
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@Override
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public void setFocus() {
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// TODO Auto-generated method stub
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PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell().setFocus();
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}
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/*
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* (non-Javadoc)
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*
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* @see org.eclipse.ui.forms.IFormPart#isStale()
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*/
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@Override
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public boolean isStale() {
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// TODO Auto-generated method stub
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return false;
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}
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/*
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* (non-Javadoc)
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*
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* @see org.eclipse.ui.forms.IFormPart#refresh()
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*/
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@Override
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public void refresh() {
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// TODO Auto-generated method stub
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}
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/*
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* (non-Javadoc)
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*
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* @see org.eclipse.ui.forms.IFormPart#dispose()
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*/
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@Override
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public void dispose() {
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// TODO Auto-generated method stub
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}
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/**
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* @return the entity
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*/
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public PolytomousKeyNode getEntity() {
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return entity;
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}
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@Override
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public void setSelected(boolean selected) {
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setBackground(selected ? SELECTED : getPersistentBackground());
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}
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}
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