eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/view/e4/supplementaldata/SupplementalDataPartE4.java

   1 /**
   2 * Copyright (C) 2007 EDIT
   3 * European Distributed Institute of Taxonomy
   4 * http://www.e-taxonomy.eu
   5 *
   6 * The contents of this file are subject to the Mozilla Public License Version 1.1
   7 * See LICENSE.TXT at the top of this package for the full license terms.
   8 */
   9
  10 package eu.etaxonomy.taxeditor.view.e4.supplementaldata;
  11
  12 import java.util.Set;
  13
  14 import javax.inject.Inject;
  15 import javax.inject.Named;
  16
  17 import org.eclipse.e4.core.di.annotations.Optional;
  18 import org.eclipse.e4.ui.model.application.ui.basic.MPart;
  19 import org.eclipse.e4.ui.services.IServiceConstants;
  20 import org.eclipse.jface.viewers.IStructuredSelection;
  21 import org.eclipse.jface.viewers.StructuredSelection;
  22 import org.eclipse.jface.viewers.TreeNode;
  23 import org.eclipse.swt.widgets.Composite;
  24 import org.eclipse.ui.part.EditorPart;
  25
  26 import eu.etaxonomy.cdm.api.facade.DerivedUnitFacade;
  27 import eu.etaxonomy.cdm.ext.occurrence.gbif.GbifResponse;
  28 import eu.etaxonomy.cdm.model.description.PolytomousKeyNode;
  29 import eu.etaxonomy.cdm.model.taxon.Taxon;
  30 import eu.etaxonomy.cdm.model.taxon.TaxonRelationship;
  31 import eu.etaxonomy.taxeditor.editor.ITaxonEditor;
  32 import eu.etaxonomy.taxeditor.l10n.Messages;
  33 import eu.etaxonomy.taxeditor.model.FeatureNodeContainer;
  34 import eu.etaxonomy.taxeditor.model.IPartContentHasSupplementalData;
  35 import eu.etaxonomy.taxeditor.view.e4.AbstractCdmDataViewerE4;
  36 import eu.etaxonomy.taxeditor.view.e4.AbstractCdmEditorPartE4;
  37 import eu.etaxonomy.taxeditor.workbench.WorkbenchUtility;
  38
  39
  40 /**
  41  *
  42  * @author pplitzner
  43  * @since Aug 10, 2017
  44  *
  45  */
  46 public class SupplementalDataPartE4 extends AbstractCdmEditorPartE4 {
  47
  48         @Inject
  49     public SupplementalDataPartE4() {
  50     }
  51
  52         @Override
  53         public AbstractCdmDataViewerE4 createViewer(Composite parent) {
  54                 return new SupplementalDataViewerE4(parent, this);
  55         }
  56
  57         @Inject
  58         @Optional
  59         protected void selectionChanged_internal(
  60                 @Named(IServiceConstants.ACTIVE_SELECTION)Object selection,
  61                 @Named(IServiceConstants.ACTIVE_PART)MPart activePart,
  62                 MPart thisPart) {
  63             if(activePart==thisPart){
  64                 return;
  65             }
  66             if(selection==null){
  67                 showEmptyPage();
  68                 return;
  69             }
  70
  71             Object partObject = activePart;
  72             Object wrappedPart = WorkbenchUtility.getE4WrappedPart(partObject);
  73             if(wrappedPart!=null){
  74                 partObject = wrappedPart;
  75             }
  76
  77             IStructuredSelection structuredSelection;
  78             if(!(selection instanceof IStructuredSelection)){
  79                 structuredSelection = new StructuredSelection(selection);
  80             }
  81             else{
  82                 structuredSelection = (IStructuredSelection) selection;
  83             }
  84             if(structuredSelection.isEmpty()){
  85                 showEmptyPage();
  86                 return;
  87             }
  88
  89             if((partObject instanceof EditorPart || partObject instanceof IPartContentHasSupplementalData)) {
  90                 if(structuredSelection.size() != 1){
  91                     showEmptyPage();
  92                     return;
  93                 }
  94                 if (partObject instanceof ITaxonEditor && structuredSelection.getFirstElement() instanceof Taxon ){
  95                     if (((ITaxonEditor)partObject).getTaxon() != structuredSelection.getFirstElement() && ((Taxon)structuredSelection.getFirstElement()).isMisapplication()){
  96                         Set<TaxonRelationship> rels =((Taxon)structuredSelection.getFirstElement()).getTaxonRelations(((ITaxonEditor)partObject).getTaxon());
  97                         if (rels.size() == 1){
  98                             structuredSelection = new StructuredSelection(rels.iterator().next());
  99                         }else{
 100                             showEmptyPage();
 101                             return;
 102                         }
 103
 104                     }
 105                 }
 106                 // do not show supplemental data for feature nodes
 107                 if(structuredSelection.getFirstElement() instanceof FeatureNodeContainer){
 108                     showEmptyPage();
 109                     return;
 110                 }
 111                 else if(structuredSelection.getFirstElement() instanceof DerivedUnitFacade){
 112                     return;
 113                 }
 114                 else if(structuredSelection.getFirstElement() instanceof PolytomousKeyNode){
 115                     structuredSelection = new StructuredSelection(((PolytomousKeyNode)structuredSelection.getFirstElement()).getKey());
 116                 }
 117                 else if(structuredSelection.getFirstElement() instanceof TreeNode){
 118                     structuredSelection = new StructuredSelection(((TreeNode)structuredSelection.getFirstElement()).getValue());
 119                 }
 120                 else if(structuredSelection.getFirstElement() instanceof GbifResponse){
 121                     structuredSelection = new StructuredSelection(((GbifResponse)structuredSelection.getFirstElement()).getDerivedUnitFacade().innerDerivedUnit());
 122                 }
 123
 124                 showViewer(structuredSelection, activePart);
 125                 return;
 126             }else{
 127                 showEmptyPage();
 128                 return;
 129             }
 130         }
 131
 132         @Override
 133     protected String getViewName() {
 134                 return Messages.SupplementalDataViewPart_VIEWER_NAME;
 135         }
 136 }