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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.view.concept.e4;
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import java.util.Map.Entry;
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import javax.annotation.PostConstruct;
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import org.eclipse.e4.ui.model.application.ui.basic.MPart;
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import org.eclipse.e4.ui.services.EMenuService;
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import org.eclipse.jface.viewers.ISelection;
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import org.eclipse.jface.viewers.IStructuredSelection;
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import org.eclipse.jface.viewers.ListViewer;
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import org.eclipse.jface.viewers.StructuredSelection;
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import org.eclipse.jface.viewers.ViewerSorter;
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import org.eclipse.swt.widgets.Composite;
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import eu.etaxonomy.cdm.model.taxon.Taxon;
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import eu.etaxonomy.cdm.model.taxon.TaxonRelationship;
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import eu.etaxonomy.taxeditor.bulkeditor.BulkEditor;
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import eu.etaxonomy.taxeditor.editor.key.AbstractGraphKeyEditor;
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import eu.etaxonomy.taxeditor.editor.l10n.Messages;
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import eu.etaxonomy.taxeditor.editor.name.e4.TaxonNameEditorE4;
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import eu.etaxonomy.taxeditor.editor.view.concept.ConceptContentProvider;
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import eu.etaxonomy.taxeditor.editor.view.concept.ConceptLabelProvider;
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import eu.etaxonomy.taxeditor.editor.view.descriptive.e4.FactualDataPartE4;
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import eu.etaxonomy.taxeditor.editor.view.media.e4.MediaViewPartE4;
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import eu.etaxonomy.taxeditor.model.AbstractUtility;
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import eu.etaxonomy.taxeditor.model.IPartContentHasDetails;
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import eu.etaxonomy.taxeditor.model.IPartContentHasSupplementalData;
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import eu.etaxonomy.taxeditor.model.LineSelection;
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import eu.etaxonomy.taxeditor.view.e4.AbstractCdmEditorPartE4;
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import eu.etaxonomy.taxeditor.view.e4.details.DetailsPartE4;
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import eu.etaxonomy.taxeditor.view.e4.supplementaldata.SupplementalDataPartE4;
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/**
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*
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* @author pplitzner
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* @date 21.08.2017
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*
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*/
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public class ConceptViewPartE4 extends AbstractCdmEditorPartE4
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implements IPartContentHasDetails, IPartContentHasSupplementalData{
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@Override
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public void selectionChanged_internal(Object selection, MPart activePart, MPart thisPart) {
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if(activePart==thisPart){
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return;
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}
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viewer.getControl().setEnabled(true);
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Object partObject = createPartObject(activePart);
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if (partObject instanceof DetailsPartE4 || partObject instanceof SupplementalDataPartE4
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|| partObject instanceof FactualDataPartE4|| partObject instanceof MediaViewPartE4) {
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// do not show empty page as these views are also used to edit the
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// description selected in this view
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return;
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}
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else if(partObject instanceof BulkEditor && selection instanceof LineSelection){
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if(((LineSelection) selection).getFirstElement() instanceof Taxon){
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showViewer((LineSelection) selection, activePart, viewer);
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}
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else{
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showEmptyPage();
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}
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return;
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}
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else if(partObject instanceof AbstractGraphKeyEditor){
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showEmptyPage();
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}
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else if(partObject instanceof TaxonNameEditorE4){
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Taxon taxon = ((TaxonNameEditorE4) partObject).getTaxon();
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if(taxon!=null){
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showViewer(new StructuredSelection(taxon), activePart, viewer);
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}
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}
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else {
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showEmptyPage();
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}
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}
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@PostConstruct
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public void create(Composite parent, EMenuService menuService, MPart thisPart) {
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this.thisPart = thisPart;
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ConceptRelationViewer conceptViewer = new ConceptRelationViewer(parent);
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conceptViewer.setContentProvider(new ConceptContentProvider());
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conceptViewer.setLabelProvider(new ConceptLabelProvider());
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conceptViewer.setSorter(new ViewerSorter());
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viewer = conceptViewer;
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// Propagate selection from viewer
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selectionChangedListener = (event -> selService.setSelection(AbstractUtility.getElementsFromSelectionChangedEvent(event)));
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viewer.addSelectionChangedListener(selectionChangedListener);
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//create context menu
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menuService.registerContextMenu(viewer.getControl(), "eu.etaxonomy.taxeditor.editor.popupmenu.conceptview");
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}
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@Override
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public void changed(Object object) {
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getViewer().refresh();
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super.changed(object);
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}
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private class ConceptRelationViewer extends ListViewer {
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public ConceptRelationViewer(Composite parent) {
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super(parent);
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}
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@Override
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public ISelection getSelection() {
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ISelection selection = super.getSelection();
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if(selection instanceof IStructuredSelection && !selection.isEmpty()){
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Object firstElement = ((IStructuredSelection) selection).getFirstElement();
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TaxonRelationship taxonRelationship = ((Entry<TaxonRelationship, Taxon>)firstElement).getKey();
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return new StructuredSelection(taxonRelationship);
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}
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return selection;
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}
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@Override
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public void setSelection(ISelection selection) {
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super.setSelection(selection);
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}
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}
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@Override
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protected String getViewName() {
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return Messages.ConceptViewPart_VIEWER_NAME;
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}
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}
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