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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.annotation.PreDestroy;
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import javax.inject.Inject;
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import javax.inject.Named;
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import org.eclipse.e4.core.di.annotations.Optional;
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import org.eclipse.e4.ui.model.application.ui.basic.MPart;
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import org.eclipse.e4.ui.services.IServiceConstants;
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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.jface.viewers.Viewer;
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import org.eclipse.swt.widgets.Composite;
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import org.eclipse.ui.part.EditorPart;
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import eu.etaxonomy.cdm.api.conversation.ConversationHolder;
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import eu.etaxonomy.cdm.api.conversation.IConversationEnabled;
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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.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.hibernate.CdmDataChangeMap;
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import eu.etaxonomy.taxeditor.editor.ITaxonEditor;
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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.IDirtyMarkable;
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import eu.etaxonomy.taxeditor.model.IPartContentHasSupplementalData;
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import eu.etaxonomy.taxeditor.workbench.WorkbenchUtility;
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/**
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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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*/
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public class SupplementalDataPartE4 implements IConversationEnabled, IDirtyMarkable{
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private SupplementalDataViewerE4 viewer;
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@Inject
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public SupplementalDataPartE4() {
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}
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@PostConstruct
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public void create(Composite parent) {
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viewer = new SupplementalDataViewerE4(parent, this);
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}
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@Inject
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@Optional
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protected void selectionChanged_internal(
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@Named(IServiceConstants.ACTIVE_SELECTION)Object selection,
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@Named(IServiceConstants.ACTIVE_PART)MPart activePart,
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MPart thisPart) {
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if(activePart==thisPart){
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return;
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}
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if(selection==null){
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showEmptyPage();
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return;
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}
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Object partObject = activePart;
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Object wrappedPart = WorkbenchUtility.getE4WrappedPart(partObject);
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if(wrappedPart!=null){
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partObject = wrappedPart;
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}
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IStructuredSelection structuredSelection;
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if(!(selection instanceof IStructuredSelection)){
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structuredSelection = new StructuredSelection(selection);
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}
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else{
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structuredSelection = (IStructuredSelection) selection;
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}
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if(structuredSelection.isEmpty()){
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showEmptyPage();
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return;
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}
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if((partObject instanceof EditorPart || partObject instanceof IPartContentHasSupplementalData)) {
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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.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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showViewer(structuredSelection);
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return;
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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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public void showViewer(IStructuredSelection selection){
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if(getViewer()!=null){
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Object element = selection.getFirstElement();
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if(selection.getFirstElement()!=null){
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getViewer().setInput(element);
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}
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}
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}
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public void showEmptyPage() {
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if(viewer!=null){
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viewer.showEmptyPage();
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}
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}
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@PreDestroy
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public void dispose() {
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}
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public Viewer getViewer() {
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return viewer;
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}
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protected String getViewName() {
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return Messages.SupplementalDataViewPart_VIEWER_NAME;
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}
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/**
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* {@inheritDoc}
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*/
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@Override
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public void forceDirty() {
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// TODO Auto-generated method stub
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}
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/**
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* {@inheritDoc}
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*/
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@Override
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public void update(CdmDataChangeMap arg0) {
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// TODO Auto-generated method stub
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}
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/**
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* {@inheritDoc}
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*/
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@Override
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public void changed(Object element) {
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// TODO Auto-generated method stub
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}
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/**
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* {@inheritDoc}
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*/
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@Override
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public ConversationHolder getConversationHolder() {
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// TODO Auto-generated method stub
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return null;
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}
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}
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