eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/view/detail/DetailsViewPart.java

   1 // $Id$
   2 /**
   3 * Copyright (C) 2007 EDIT
   4 * European Distributed Institute of Taxonomy
   5 * http://www.e-taxonomy.eu
   6 *
   7 * The contents of this file are subject to the Mozilla Public License Version 1.1
   8 * See LICENSE.TXT at the top of this package for the full license terms.
   9 */
  10
  11 package eu.etaxonomy.taxeditor.view.detail;
  12
  13 import org.eclipse.jface.viewers.ISelection;
  14 import org.eclipse.jface.viewers.IStructuredSelection;
  15 import org.eclipse.jface.viewers.TreeNode;
  16 import org.eclipse.jface.viewers.Viewer;
  17 import org.eclipse.swt.widgets.Composite;
  18 import org.eclipse.ui.IEditorPart;
  19 import org.eclipse.ui.IWorkbenchPart;
  20
  21 import eu.etaxonomy.cdm.api.conversation.IConversationEnabled;
  22 import eu.etaxonomy.cdm.hibernate.HibernateProxyHelper;
  23 import eu.etaxonomy.cdm.model.common.CdmBase;
  24 import eu.etaxonomy.cdm.model.description.Feature;
  25 import eu.etaxonomy.cdm.model.occurrence.SpecimenOrObservationBase;
  26 import eu.etaxonomy.taxeditor.model.AbstractUtility;
  27 import eu.etaxonomy.taxeditor.model.FeatureNodeContainer;
  28 import eu.etaxonomy.taxeditor.model.IPartContentHasDetails;
  29 import eu.etaxonomy.taxeditor.model.IPartContentHasSupplementalData;
  30 import eu.etaxonomy.taxeditor.view.AbstractCdmEditorViewPart;
  31
  32 /**
  33  * <p>DetailsViewPart class.</p>
  34  *
  35  * @author n.hoffmann
  36  * @created Jun 10, 2010
  37  * @version 1.0
  38  */
  39 public class DetailsViewPart extends AbstractCdmEditorViewPart implements IPartContentHasSupplementalData{
  40
  41         /** Constant <code>ID="eu.etaxonomy.taxeditor.editor.forms.det"{trunked}</code> */
  42         public static String ID = "eu.etaxonomy.taxeditor.view.detail";
  43
  44         private DetailsViewer viewer;
  45
  46         /** {@inheritDoc} */
  47         @Override
  48         public void createViewer(Composite parent) {
  49
  50                 viewer = new DetailsViewer(parent, this);
  51                 getSite().setSelectionProvider(viewer);
  52         }
  53
  54         @Override
  55     protected void selectionChanged_internal(IWorkbenchPart part, ISelection selection){
  56             if(AbstractUtility.getActiveEditor() == null && !(AbstractUtility.getActivePart() instanceof IConversationEnabled)){
  57             showEmptyPage();
  58             return;
  59         }
  60
  61         if(part == this){
  62             return;
  63         }
  64
  65         if(!(selection instanceof IStructuredSelection)){
  66             return;
  67         }
  68
  69         IStructuredSelection structuredSelection = (IStructuredSelection) selection;
  70
  71         if((part instanceof IEditorPart) || (part instanceof IPartContentHasDetails)) {
  72             if(structuredSelection.size() != 1){
  73                 setPartName(createPartTitle(null));
  74                 showEmptyPage();
  75                 return;
  76             }
  77
  78             // do not show details for feature nodes TODO really?
  79             if(structuredSelection.getFirstElement() instanceof FeatureNodeContainer){
  80                 // do show the map for distributions
  81                 Feature feature = ((FeatureNodeContainer) ((IStructuredSelection) selection).getFirstElement()).getFeature();
  82                 if(!feature.equals(Feature.DISTRIBUTION())){
  83                     setPartName(createPartTitle(null));
  84                     showEmptyPage();
  85                     return;
  86                 }
  87             }
  88
  89
  90             setPartName(createPartTitle(((IStructuredSelection) selection).getFirstElement()));
  91             showViewer(part, structuredSelection);
  92         }else{
  93             setPartName(createPartTitle(null));
  94             showEmptyPage();
  95         }
  96         }
  97
  98         private String getViewName(){
  99             return "Details";
 100         }
 101
 102         private String createPartTitle(Object selectedObject){
 103             if(selectedObject!=null){
 104                 if(selectedObject instanceof TreeNode){
 105                     selectedObject = ((TreeNode) selectedObject).getValue();
 106                 }
 107                 if(selectedObject instanceof SpecimenOrObservationBase){
 108                     return getViewName()+": "+HibernateProxyHelper.deproxy(selectedObject, SpecimenOrObservationBase.class).getRecordBasis();
 109                 }
 110                 if(selectedObject instanceof CdmBase){
 111                     return getViewName()+": "+HibernateProxyHelper.deproxy(selectedObject, CdmBase.class).getClass().getSimpleName();
 112                 }
 113                 return getViewName()+": "+selectedObject.getClass().getSimpleName();
 114             }
 115             return getViewName();
 116         }
 117
 118         @Override
 119         public void showEmptyPage() {
 120             viewer.setSelection(null);
 121             super.showEmptyPage();
 122         }
 123
 124         /** {@inheritDoc} */
 125         @Override
 126         public boolean postOperation(CdmBase objectAffectedByOperation) {
 127
 128                 viewer.setInput(objectAffectedByOperation);
 129
 130                 return super.postOperation(objectAffectedByOperation);
 131         }
 132
 133
 134         /** {@inheritDoc} */
 135         @Override
 136         public Viewer getViewer() {
 137                 return viewer;
 138         }
 139
 140
 141         /** {@inheritDoc} */
 142         @Override
 143         public void dispose() {
 144                 selectionService.removePostSelectionListener(this);
 145                 super.dispose();
 146
 147         }
 148
 149         @Override
 150     public boolean onComplete() {
 151                 return true;
 152         }
 153 }