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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.view.e4.supplementaldata;
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import java.util.Set;
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import javax.annotation.PostConstruct;
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import javax.inject.Inject;
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import org.eclipse.e4.core.contexts.ContextInjectionFactory;
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import org.eclipse.e4.core.contexts.IEclipseContext;
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import org.eclipse.e4.core.di.annotations.Optional;
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import org.eclipse.e4.ui.di.UIEventTopic;
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import org.eclipse.e4.ui.model.application.ui.basic.MPart;
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import org.eclipse.jface.viewers.IStructuredSelection;
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import org.eclipse.jface.viewers.StructuredSelection;
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import org.eclipse.jface.viewers.TreeNode;
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import org.eclipse.swt.SWTException;
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import org.eclipse.swt.widgets.Composite;
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import eu.etaxonomy.cdm.api.facade.DerivedUnitFacade;
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import eu.etaxonomy.cdm.ext.occurrence.gbif.GbifResponse;
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import eu.etaxonomy.cdm.model.common.ICdmBase;
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import eu.etaxonomy.cdm.model.description.DescriptionBase;
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import eu.etaxonomy.cdm.model.description.DescriptionElementBase;
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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.cdm.model.taxon.TaxonRelationship;
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import eu.etaxonomy.cdm.persistence.dto.TermDto;
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import eu.etaxonomy.cdm.persistence.dto.TermNodeDto;
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import eu.etaxonomy.cdm.persistence.dto.TermVocabularyDto;
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import eu.etaxonomy.taxeditor.editor.ITaxonEditor;
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import eu.etaxonomy.taxeditor.event.WorkbenchEventConstants;
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import eu.etaxonomy.taxeditor.l10n.Messages;
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import eu.etaxonomy.taxeditor.model.FeatureNodeContainer;
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import eu.etaxonomy.taxeditor.model.IPartContentHasSupplementalData;
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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.view.e4.AbstractCdmEditorPartE4;
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/**
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* @author pplitzner
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* @since Aug 10, 2017
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*/
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public class SupplementalDataPartE4 extends AbstractCdmEditorPartE4 {
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@Inject
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public SupplementalDataPartE4() {}
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@PostConstruct
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public void create(Composite parent, MPart thisPart, IEclipseContext context) {
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this.thisPart = thisPart;
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viewer = ContextInjectionFactory.make(SupplementalDataViewerE4.class, context);
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((SupplementalDataViewerE4)viewer).init(parent, this);
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}
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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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setEnabled(true);
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Object partObject = createPartObject(activePart);
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if(partObject instanceof IPartContentHasSupplementalData) {
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IStructuredSelection structuredSelection = createSelection(selection);
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if(structuredSelection==null || structuredSelection.isEmpty()){
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showEmptyPage();
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return;
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}
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if(structuredSelection.size() != 1){
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showEmptyPage();
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return;
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}
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if (partObject instanceof ITaxonEditor && structuredSelection.getFirstElement() instanceof Taxon ){
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if (((ITaxonEditor)partObject).getTaxon() != structuredSelection.getFirstElement() && ((Taxon)structuredSelection.getFirstElement()).isMisapplication()){
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Set<TaxonRelationship> rels =((Taxon)structuredSelection.getFirstElement()).getTaxonRelations(((ITaxonEditor)partObject).getTaxon());
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if (rels != null && rels.size() == 1){
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structuredSelection = new StructuredSelection(rels.iterator().next());
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}else{
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showEmptyPage();
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return;
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}
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}
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}
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// do not show supplemental data for feature nodes
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if(structuredSelection.getFirstElement() instanceof FeatureNodeContainer){
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showEmptyPage();
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return;
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}
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else if(structuredSelection.getFirstElement() instanceof DerivedUnitFacade){
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return;
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}
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else if(structuredSelection.getFirstElement() instanceof PolytomousKeyNode){
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structuredSelection = new StructuredSelection(((PolytomousKeyNode)structuredSelection.getFirstElement()).getKey());
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}
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else if(structuredSelection.getFirstElement() instanceof TreeNode){
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structuredSelection = new StructuredSelection(((TreeNode)structuredSelection.getFirstElement()).getValue());
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}
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else if(structuredSelection.getFirstElement() instanceof GbifResponse){
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structuredSelection = new StructuredSelection(((GbifResponse)structuredSelection.getFirstElement()).getDerivedUnitFacade().innerDerivedUnit());
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}
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else if(structuredSelection.getFirstElement() instanceof DescriptionElementBase ){
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structuredSelection = new StructuredSelection((structuredSelection.getFirstElement()));
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if (((DescriptionElementBase)structuredSelection.getFirstElement()).getInDescription() != null && ((DescriptionElementBase)structuredSelection.getFirstElement()).getInDescription().isComputed()){
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if (PreferencesUtil.isComputedDesciptionHandlingDisabled()){
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setEnabled(false);
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}else{
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setEnabled(true);
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}
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}
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}
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else if(structuredSelection.getFirstElement() instanceof DescriptionBase ){
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if (((DescriptionBase)structuredSelection.getFirstElement()).isComputed()){
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if (PreferencesUtil.isComputedDesciptionHandlingDisabled()){
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setEnabled(false);
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}else{
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setEnabled(true);
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}
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}
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}
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else if(structuredSelection.getFirstElement() instanceof TermDto
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|| structuredSelection.getFirstElement() instanceof TermVocabularyDto
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|| structuredSelection.getFirstElement() instanceof TermNodeDto){
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showViewer(structuredSelection, activePart, viewer);
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return;
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}
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if(!(structuredSelection.getFirstElement() instanceof ICdmBase)){
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showEmptyPage();
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return;
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}
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showViewer(structuredSelection, activePart, viewer);
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((SupplementalDataViewerE4)viewer).setEnabled(isEnabled());
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return;
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}
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else{
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showEmptyPage();
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return;
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}
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}
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@Override
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protected void showEmptyPage() {
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super.showEmptyPage();
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if(viewer!=null && viewer.getControl()!=null && !viewer.getControl().isDisposed()){
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try{
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((SupplementalDataViewerE4)viewer).destroySections();
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}catch (SWTException e){
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if (PreferencesUtil.isShowUpWidgetIsDisposedMessages() && e.getMessage().equals("Widget is disposed")){
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MessagingUtils.errorDialog("Widget is disposed",
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null,
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MessagingUtils.WIDGET_IS_DISPOSED_MESSAGE,
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null,
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e,
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true);
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}
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}
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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.SupplementalDataViewPart_VIEWER_NAME;
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}
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@Inject
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@Optional
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private void updateView(@UIEventTopic(WorkbenchEventConstants.REFRESH_SUPPLEMENTAL)boolean refresh){
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if(refresh){
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viewer.refresh();
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}
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}
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}
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