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/**
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* Copyright (C) 2014 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.occurrence.association;
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import java.util.ArrayList;
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import java.util.Collection;
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import java.util.Set;
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import org.eclipse.jface.viewers.DoubleClickEvent;
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import org.eclipse.jface.viewers.IDoubleClickListener;
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import org.eclipse.jface.viewers.IStructuredSelection;
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import org.eclipse.swt.SWT;
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import org.eclipse.swt.custom.StyledText;
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import org.eclipse.swt.dnd.Clipboard;
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import org.eclipse.swt.dnd.TextTransfer;
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import org.eclipse.swt.dnd.Transfer;
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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.Label;
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import org.eclipse.swt.widgets.Menu;
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import org.eclipse.swt.widgets.MenuItem;
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import org.eclipse.ui.forms.widgets.TableWrapLayout;
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import eu.etaxonomy.cdm.api.facade.DerivedUnitFacade;
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import eu.etaxonomy.cdm.api.service.IOccurrenceService;
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import eu.etaxonomy.cdm.hibernate.HibernateProxyHelper;
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import eu.etaxonomy.cdm.model.common.CdmBase;
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import eu.etaxonomy.cdm.model.name.SpecimenTypeDesignation;
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import eu.etaxonomy.cdm.model.name.TaxonName;
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import eu.etaxonomy.cdm.model.occurrence.DeterminationEvent;
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import eu.etaxonomy.cdm.model.taxon.TaxonBase;
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import eu.etaxonomy.taxeditor.model.MessagingUtils;
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import eu.etaxonomy.taxeditor.store.CdmStore;
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import eu.etaxonomy.taxeditor.ui.element.CdmFormFactory;
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import eu.etaxonomy.taxeditor.ui.element.ICdmFormElement;
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import eu.etaxonomy.taxeditor.ui.element.LayoutConstants;
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import eu.etaxonomy.taxeditor.ui.section.AbstractCdmDetailElement;
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import eu.etaxonomy.taxeditor.view.CdmViewerChooser;
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/**
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* @author pplitzner
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* @date Dec 1, 2014
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*
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*/
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public class TaxonAssociationDetailElement extends AbstractCdmDetailElement<DerivedUnitFacade> implements IDoubleClickListener{
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public TaxonAssociationDetailElement(CdmFormFactory formFactory, ICdmFormElement formElement) {
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super(formFactory, formElement);
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}
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/** {@inheritDoc} */
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@Override
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protected void createControls(ICdmFormElement formElement, DerivedUnitFacade entity, int style) {
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//FIXME constructor code is just copied to update method
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//this has to be separated so that the elements are only once created in the constructor
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//and updated in the update() method
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this.update(entity);
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}
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@Override
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protected void update(DerivedUnitFacade entity) {
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super.update(entity);
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Collection<TaxonBase<?>> associatedTaxa = CdmStore.getService(IOccurrenceService.class).listIndividualsAssociationTaxa(entity.innerDerivedUnit(), null, null, null, null);
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Collection<SpecimenTypeDesignation> typeDesignations = CdmStore.getService(IOccurrenceService.class).listTypeDesignations(entity.innerDerivedUnit(), null, null, null, null);
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Collection<DeterminationEvent> determinationEvents = CdmStore.getService(IOccurrenceService.class).listDeterminationEvents(entity.innerDerivedUnit(), null, null, null, null);
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Collection<CdmBase> associations = new ArrayList<>();
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associations.addAll(associatedTaxa);
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associations.addAll(typeDesignations);
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associations.addAll(determinationEvents);
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TableWrapLayout layout = (TableWrapLayout) getLayoutComposite().getLayout();
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layout.bottomMargin = 0;
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layout.topMargin = 0;
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if(associatedTaxa.isEmpty() && typeDesignations.isEmpty() && determinationEvents.isEmpty()){
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Label label = formFactory.createLabel(getLayoutComposite(), "No associations");
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label.setLayoutData(LayoutConstants.FILL_HORIZONTALLY(2, 1));
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return;
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}
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for (CdmBase cdmBase : associations) {
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final StyledText styledTextWidget = new StyledText(getLayoutComposite(), SWT.WRAP);
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styledTextWidget.setLayoutData(LayoutConstants.FILL_HORIZONTALLY(2, 1));
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styledTextWidget.setText(getLabelText(cdmBase));
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styledTextWidget.setBackground(getLayoutComposite().getBackground());
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styledTextWidget.setEditable(false);
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//Set caret null this will hide caret
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styledTextWidget.setCaret(null);
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//TODO add context menu for deleting associations
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//context menu
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Menu menu = new Menu(styledTextWidget);
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//copy menu
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MenuItem copyItem = new MenuItem(menu, SWT.PUSH);
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copyItem.setText("Copy");
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copyItem.addSelectionListener(new SelectionListener() {
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@Override
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public void widgetSelected(SelectionEvent e) {
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Object[] data = new Object[]{styledTextWidget.getText()};
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Clipboard clipboard = new Clipboard(styledTextWidget.getDisplay());
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clipboard.setContents(data, new Transfer[]{TextTransfer.getInstance()});
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}
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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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//"Open in..." menu
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MenuItem openInItem = new MenuItem(menu, SWT.PUSH);
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openInItem.setText("Open");
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if(cdmBase.isInstanceOf(SpecimenTypeDesignation.class)){
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openInItem.setData(HibernateProxyHelper.deproxy(cdmBase, SpecimenTypeDesignation.class));
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}
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openInItem.setData(cdmBase);
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openInItem.addSelectionListener(new SelectionListener() {
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@Override
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public void widgetSelected(SelectionEvent e) {
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new CdmViewerChooser(TaxonAssociationDetailElement.this.getLayoutComposite().getShell()).chooseViewer(e.widget.getData());
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}
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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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styledTextWidget.setMenu(menu);
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}
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}
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private String getLabelText(Object element) {
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if(element instanceof TaxonBase){
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return "Associated with "+element.toString();
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}
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else if(element instanceof DeterminationEvent){
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DeterminationEvent determinationEvent = (DeterminationEvent)element;
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if(determinationEvent.getTaxon()!=null){
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return "Determined as taxon "+determinationEvent.getTaxon();
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}
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if(determinationEvent.getTaxonName()!=null){
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return "Determined as name "+determinationEvent.getTaxonName();
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}
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}
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else if(element instanceof SpecimenTypeDesignation){
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SpecimenTypeDesignation typeDesignation = (SpecimenTypeDesignation)element;
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String label = typeDesignation.getTypeStatus()!=null?typeDesignation.getTypeStatus().getLabel()+" of ":"Type of ";
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Set<TaxonName> typifiedNames = typeDesignation.getTypifiedNames();
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for (TaxonName taxonNameBase : typifiedNames) {
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label += taxonNameBase+", ";
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}
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if(label.endsWith(", ")){
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label = label.substring(0, label.length()-2);
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}
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return label;
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}
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return "";
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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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//empty
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}
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@Override
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public void doubleClick(DoubleClickEvent event) {
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if(event.getSelection() instanceof IStructuredSelection){
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Object firstElement = ((IStructuredSelection) event.getSelection()).getFirstElement();
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if(firstElement instanceof SpecimenTypeDesignation){
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SpecimenTypeDesignation typeDesignation = (SpecimenTypeDesignation)firstElement;
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Set<TaxonName> typifiedNames = typeDesignation.getTypifiedNames();
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if(typifiedNames.size()==1){
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firstElement = typifiedNames.iterator().next();
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}
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if(typifiedNames.size()==0 || typifiedNames.size()>=2){
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MessagingUtils.informationDialog("Could not open name", "Type designation has either 0 or more than 1 names associated");
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}
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}
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else if(firstElement instanceof DeterminationEvent){
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if(((DeterminationEvent) firstElement).getTaxon()!=null){
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firstElement = ((DeterminationEvent) firstElement).getTaxon();
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}
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else if(((DeterminationEvent) firstElement).getTaxonName()!=null){
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firstElement = ((DeterminationEvent) firstElement).getTaxonName();
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}
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}
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new CdmViewerChooser(event.getViewer().getControl().getShell()).chooseViewer(firstElement);
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}
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}
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}
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