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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.section.name;
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import java.net.URI;
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import org.eclipse.swt.events.SelectionListener;
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import eu.etaxonomy.cdm.model.description.DescriptionElementBase;
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import eu.etaxonomy.cdm.model.description.TaxonNameDescription;
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import eu.etaxonomy.cdm.model.media.Media;
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import eu.etaxonomy.cdm.model.media.MediaRepresentation;
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import eu.etaxonomy.cdm.model.media.MediaRepresentationPart;
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import eu.etaxonomy.cdm.model.name.TaxonName;
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import eu.etaxonomy.cdm.model.reference.Reference;
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import eu.etaxonomy.taxeditor.ui.element.AbstractFormSection;
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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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import eu.etaxonomy.taxeditor.ui.element.ISelectableElement;
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import eu.etaxonomy.taxeditor.ui.element.SelectionArbitrator;
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import eu.etaxonomy.taxeditor.ui.element.UriWithLabelElement;
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import eu.etaxonomy.taxeditor.ui.openurl.IOpenUrlEnabled;
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import eu.etaxonomy.taxeditor.ui.section.AbstractEntityCollectionElement;
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/**
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 * <p>ProtologueElement class.</p>
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 *
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 * @author n.hoffmann
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 * @created Nov 5, 2009
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 * @version 1.0
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 */
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public class ProtologueElement extends AbstractEntityCollectionElement<DescriptionElementBase> implements ISelectableElement, IOpenUrlEnabled{
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	private final SelectionArbitrator selectionArbitrator;
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	private UriWithLabelElement protologueUriText;
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	private MediaRepresentationPart mediaRepresentationPart;
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	private Media media;
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	private MediaRepresentation mediaRepresentation;
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	/**
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	 * <p>Constructor for ProtologueElement.</p>
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	 *
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	 * @param element a {@link eu.etaxonomy.cdm.model.description.DescriptionElementBase} object.
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	 * @param removeListener a {@link org.eclipse.swt.events.SelectionListener} object.
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	 * @param style a int.
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	 * @param cdmFormFactory a {@link eu.etaxonomy.taxeditor.ui.element.CdmFormFactory} object.
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	 * @param formElement a {@link eu.etaxonomy.taxeditor.ui.element.AbstractFormSection} object.
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	 */
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	public ProtologueElement(CdmFormFactory cdmFormFactory, AbstractFormSection<?> formElement, DescriptionElementBase element,
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			SelectionListener removeListener, int style) {
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		super(cdmFormFactory, formElement, element, removeListener, null, style);
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		selectionArbitrator = cdmFormFactory.createSelectionArbitrator(this);
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	}
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	/** {@inheritDoc} */
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	@Override
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	public void createControls(ICdmFormElement element, int style) {
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		protologueUriText = formFactory.createUriWithLabelElement(element, "Protologue URI", null, style);
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		formFactory.createOpenUrlSelectorElement(element, "Query BHL for Reference Image", this, style);
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	}
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	/** {@inheritDoc} */
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	@Override
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	public void setEntity(DescriptionElementBase element) {
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		this.entity = element;
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		if(element.getMedia().size() == 0){
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			element.addMedia(Media.NewInstance());
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		}
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		media = element.getMedia().iterator().next();
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		if(media.getRepresentations().size() == 0){
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			media.addRepresentation(MediaRepresentation.NewInstance());
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		}
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		mediaRepresentation = media.getRepresentations().iterator().next();
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		if(mediaRepresentation.getParts().size() == 0){
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			mediaRepresentation.addRepresentationPart(MediaRepresentationPart.NewInstance(null, null));
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		}
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		mediaRepresentationPart = mediaRepresentation.getParts().iterator().next();
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		if(mediaRepresentationPart.getUri() != null){
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			protologueUriText.setText(mediaRepresentationPart.getUri().toString());
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		}
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	}
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	/**
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	 * <p>Getter for the field <code>selectionArbitrator</code>.</p>
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	 *
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	 * @return a {@link eu.etaxonomy.taxeditor.ui.element.SelectionArbitrator} object.
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	 */
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	@Override
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    public SelectionArbitrator getSelectionArbitrator() {
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		return selectionArbitrator;
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	}
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	/** {@inheritDoc} */
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	@Override
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	public void handleEvent(Object eventSource) {
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		if(eventSource == protologueUriText && protologueUriText.getText()!=null){
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		    mediaRepresentationPart.setUri(protologueUriText.parseText());
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		}
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	}
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	@Override
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	public void setOpenUrl(URI uri) {
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		protologueUriText.setText(uri.toString());
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		firePropertyChangeEvent(new CdmPropertyChangeEvent(protologueUriText, null));
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	}
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	@Override
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	public Reference getReference() {
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		return (Reference) getName().getNomenclaturalReference();
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	}
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	@Override
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	public String getDetail() {
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		return getName().getNomenclaturalMicroReference();
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	}
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	private TaxonName getName(){
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		TaxonNameDescription description = (TaxonNameDescription) entity.getInDescription();
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		TaxonName taxonName = description.getTaxonName();
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		return taxonName;
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	}
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}
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