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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.element;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.Collections;
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import java.util.List;
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import java.util.Map;
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import org.eclipse.jface.util.PropertyChangeEvent;
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import org.eclipse.jface.window.Window;
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import org.eclipse.jface.wizard.WizardDialog;
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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.Button;
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import eu.etaxonomy.cdm.model.common.Language;
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import eu.etaxonomy.cdm.model.common.LanguageString;
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import eu.etaxonomy.cdm.model.common.MultilanguageTextHelper;
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import eu.etaxonomy.cdm.model.common.TermType;
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import eu.etaxonomy.taxeditor.model.DefaultTermComparator;
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import eu.etaxonomy.taxeditor.model.MessagingUtils;
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import eu.etaxonomy.taxeditor.preference.PreferencesUtil;
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import eu.etaxonomy.taxeditor.store.CdmStore;
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import eu.etaxonomy.taxeditor.ui.combo.TermComboElement;
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import eu.etaxonomy.taxeditor.ui.translation.TranslationWizard;
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/**
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* <p>
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* MultilanguageTextElement class.
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* </p>
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*
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* @author n.hoffmann
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* @created Sep 29, 2010
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* @version 1.0
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*/
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public class MultilanguageTextElement extends AbstractCdmFormElement implements
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SelectionListener {
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private class OpenTranslationWizard extends SelectionAdapter {
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public OpenTranslationWizard() {
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super();
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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.swt.events.SelectionAdapter#widgetSelected(org.eclipse
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* .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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Map<Language, LanguageString> multilanguageText = getMultilanguageText();
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if (multilanguageText.isEmpty()){
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MessagingUtils.warningDialog("No text to translate", getClass(), "The text is empty and therefore can not be translated");
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return;
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}
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TranslationWizard wizard = new TranslationWizard(multilanguageText);
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WizardDialog dialog = new WizardDialog(getLayoutComposite()
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.getShell(), wizard);
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if (dialog.open() == Window.OK) {
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combo_language.setTerms(getLanguages());
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updateControls();
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}
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}
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}
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private TermComboElement<Language> combo_language;
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protected LanguageStringWithLabelElement element_languageString;
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private Button button;
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// private Button removeRepresentation;
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private Map<Language, LanguageString> multilanguageText;
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/**
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* <p>
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* Constructor for MultilanguageTextElement.
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* </p>
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*
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* @param formFactory
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* a {@link eu.etaxonomy.taxeditor.ui.element.CdmFormFactory}
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* object.
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* @param formElement
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* a {@link eu.etaxonomy.taxeditor.ui.element.ICdmFormElement}
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* object.
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* @param labelString
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* a {@link java.lang.String} object.
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* @param multilanguageText
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* a {@link java.util.Map} object.
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* @param textHeight
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* a {@link java.lang.Integer} object.
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* @param style
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* a int.
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*/
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public MultilanguageTextElement(CdmFormFactory formFactory,
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ICdmFormElement formElement, String labelString,
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Map<Language, LanguageString> multilanguageText,
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Integer textHeight, int style) {
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super(formFactory, formElement);
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formFactory.addPropertyChangeListener(this);
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element_languageString = this.formFactory
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.createLanguageStringWithLabelElement(formElement, labelString,
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null, textHeight, true, style);
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if (PreferencesUtil.isMultilanguageTextEditingCapability()) {
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createMultilanguageTextEditingElements(formElement,
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multilanguageText, style);
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}
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setMultilanguageText(multilanguageText);
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}
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private void createMultilanguageTextEditingElements(
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ICdmFormElement formElement,
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Map<Language, LanguageString> multilanguageText, int style) {
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combo_language = formFactory.createDefinedTermComboElement(TermType.Language, formElement,
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"", null, style);
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combo_language.addSelectionListener(this);
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// removeRepresentation = formFactory.createButton(getLayoutComposite(), null,
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// SWT.PUSH);
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// removeRepresentation.setImage(ImageResources
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// .getImage(ImageResources.TRASH_ICON));
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// removeRepresentation.setToolTipText("Remove representation");
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// addControl(removeRepresentation);
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// removeRepresentation.addSelectionListener(new DeleteListener(this));
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addControl(formFactory.createLabel(getLayoutComposite(), ""));
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button = formFactory.createButton(getLayoutComposite(),
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"Open In Translation Editor", SWT.PUSH);
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addControl(button);
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button.setLayoutData(LayoutConstants.RIGHT());
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button.addSelectionListener(new OpenTranslationWizard());
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}
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private List<Language> getLanguages() {
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ArrayList<Language> languageList = new ArrayList<Language>(
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getMultilanguageText().keySet());
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Collections.sort(languageList, new DefaultTermComparator<Language>());
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return languageList;
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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.swt.events.SelectionListener#widgetSelected(org.eclipse.swt
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* .events.SelectionEvent)
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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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Language selectedLanguage = combo_language.getSelection();
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if (selectedLanguage != null) {
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LanguageString selectedLanguageString = getMultilanguageText().get(
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selectedLanguage);
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element_languageString.setLanguageString(selectedLanguageString);
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}
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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.swt.events.SelectionListener#widgetDefaultSelected(org.eclipse
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* .swt.events.SelectionEvent)
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*/
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/** {@inheritDoc} */
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@Override
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public void widgetDefaultSelected(SelectionEvent e) {
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}
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/**
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* <p>
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* Setter for the field <code>multilanguageText</code>.
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* </p>
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*
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* @param multilanguageText
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* the multilanguageText to set
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*/
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public void setMultilanguageText(
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Map<Language, LanguageString> multilanguageText) {
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this.multilanguageText = multilanguageText;
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if (multilanguageText != null) {
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if (PreferencesUtil.isMultilanguageTextEditingCapability()) {
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combo_language.setTerms(getLanguages());
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button.setEnabled(false);
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}
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updateControls();
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}
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}
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/**
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*
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*/
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private void updateControls() {
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LanguageString preferredLanguageString = MultilanguageTextHelper
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.getPreferredLanguageString(getMultilanguageText(),
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Arrays.asList(new Language[] { CdmStore
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.getDefaultLanguage() }));
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element_languageString.setLanguageString(preferredLanguageString);
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if (PreferencesUtil.isMultilanguageTextEditingCapability()) {
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combo_language.setSelection(preferredLanguageString == null?CdmStore.getDefaultLanguage():preferredLanguageString.getLanguage());
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button.setEnabled(true);
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}
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}
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/**
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* <p>
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* Getter for the field <code>multilanguageText</code>.
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* </p>
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*
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* @return the multilanguageText
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*/
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public Map<Language, LanguageString> getMultilanguageText() {
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return multilanguageText;
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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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* eu.etaxonomy.taxeditor.forms.AbstractCdmFormElement#propertyChange(org
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* .eclipse.jface.util.PropertyChangeEvent)
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*/
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/** {@inheritDoc} */
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@Override
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public void propertyChange(PropertyChangeEvent event) {
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if (event == null) {
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return;
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}
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Object eventSource = event.getSource();
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if (eventSource == element_languageString) {
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LanguageString languageString = ((LanguageStringWithLabelElement) eventSource)
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.getLanguageString();
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multilanguageText.put(languageString.getLanguage(), languageString);
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firePropertyChangeEvent(new CdmPropertyChangeEvent(this, event));
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}
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}
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public void setEnabled(boolean enabled){
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if(button!=null){
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button.setEnabled(enabled);
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}
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if(combo_language!=null){
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combo_language.setEnabled(enabled);
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}
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element_languageString.setEnabled(enabled);
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}
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}
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