eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/view/detail/DetailsViewPart.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.detail;
  11
  12 import org.eclipse.core.runtime.IProgressMonitor;
  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.IMemento;
  20 import org.eclipse.ui.IWorkbenchPart;
  21
  22 import eu.etaxonomy.cdm.api.conversation.IConversationEnabled;
  23 import eu.etaxonomy.cdm.hibernate.HibernateProxyHelper;
  24 import eu.etaxonomy.cdm.model.common.CdmBase;
  25 import eu.etaxonomy.cdm.model.description.Feature;
  26 import eu.etaxonomy.cdm.model.occurrence.SpecimenOrObservationBase;
  27 import eu.etaxonomy.taxeditor.Messages;
  28 import eu.etaxonomy.taxeditor.model.AbstractUtility;
  29 import eu.etaxonomy.taxeditor.model.FeatureNodeContainer;
  30 import eu.etaxonomy.taxeditor.model.IContextListener;
  31 import eu.etaxonomy.taxeditor.model.IPartContentHasDetails;
  32 import eu.etaxonomy.taxeditor.model.IPartContentHasSupplementalData;
  33 import eu.etaxonomy.taxeditor.view.AbstractCdmEditorViewPart;
  34
  35 /**
  36  * <p>DetailsViewPart class.</p>
  37  *
  38  * @author n.hoffmann
  39  * @created Jun 10, 2010
  40  * @version 1.0
  41  */
  42 public class DetailsViewPart extends AbstractCdmEditorViewPart implements IPartContentHasSupplementalData, IContextListener{
  43
  44         /** Constant <code>ID="eu.etaxonomy.taxeditor.editor.forms.det"{trunked}</code> */
  45         public static String ID = "eu.etaxonomy.taxeditor.view.detail"; //$NON-NLS-1$
  46
  47         private DetailsViewer viewer;
  48
  49         /** {@inheritDoc} */
  50         @Override
  51         public void createViewer(Composite parent) {
  52
  53                 viewer = new DetailsViewer(parent, this);
  54                 getSite().setSelectionProvider(viewer);
  55         }
  56
  57         @Override
  58     protected void selectionChanged_internal(IWorkbenchPart part, ISelection selection){
  59             if(AbstractUtility.getActiveEditor() == null && !(AbstractUtility.getActivePart() instanceof IConversationEnabled)){
  60             showEmptyPage();
  61             return;
  62         }
  63
  64             if(AbstractUtility.getActiveEditor() == null &&
  65                     selection instanceof IStructuredSelection && ((IStructuredSelection) selection).getFirstElement() !=null){
  66                 //special case where the details view still open with details about the closed object #5495
  67                 showEmptyPage();
  68                 return;
  69             }
  70         if(part == this){
  71             return;
  72         }
  73
  74         if(!(selection instanceof IStructuredSelection)){
  75             return;
  76         }
  77
  78         IStructuredSelection structuredSelection = (IStructuredSelection) selection;
  79
  80         if((part instanceof IEditorPart) || (part instanceof IPartContentHasDetails)) {
  81             if(structuredSelection.size() != 1){
  82                 showEmptyPage();
  83                 return;
  84             }
  85
  86             // do not show details for feature nodes TODO really?
  87             if(structuredSelection.getFirstElement() instanceof FeatureNodeContainer){
  88                 // do show the map for distributions
  89                 Feature feature = ((FeatureNodeContainer) ((IStructuredSelection) selection).getFirstElement()).getFeature();
  90                 if(!feature.equals(Feature.DISTRIBUTION())){
  91                     showEmptyPage();
  92                     return;
  93                 }
  94             }
  95             showViewer(part, structuredSelection);
  96         }else{
  97             showEmptyPage();
  98         }
  99         }
 100
 101         @Override
 102         protected String getViewName(){
 103             return Messages.DetailsViewPart_VIEWER_NAME;
 104         }
 105
 106         @Override
 107         protected String createPartTitle(Object selectedObject){
 108             if(selectedObject!=null){
 109                 if(selectedObject instanceof TreeNode){
 110                     selectedObject = ((TreeNode) selectedObject).getValue();
 111                 }
 112                 if(selectedObject instanceof SpecimenOrObservationBase){
 113                     return getViewName()+": "+HibernateProxyHelper.deproxy(selectedObject, SpecimenOrObservationBase.class).getRecordBasis(); //$NON-NLS-1$
 114                 }
 115                 if(selectedObject instanceof CdmBase){
 116                     return getViewName()+": "+HibernateProxyHelper.deproxy(selectedObject, CdmBase.class).getClass().getSimpleName(); //$NON-NLS-1$
 117                 }
 118                 return getViewName()+": "+selectedObject.getClass().getSimpleName(); //$NON-NLS-1$
 119             }
 120             return getViewName();
 121         }
 122
 123         @Override
 124         public void showEmptyPage() {
 125             viewer.setSelection(null);
 126             super.showEmptyPage();
 127         }
 128
 129         /** {@inheritDoc} */
 130         @Override
 131         public boolean postOperation(CdmBase objectAffectedByOperation) {
 132
 133                 viewer.setInput(objectAffectedByOperation);
 134
 135                 return super.postOperation(objectAffectedByOperation);
 136         }
 137
 138
 139         /** {@inheritDoc} */
 140         @Override
 141         public Viewer getViewer() {
 142                 return viewer;
 143         }
 144
 145
 146         /** {@inheritDoc} */
 147         @Override
 148         public void dispose() {
 149                 selectionService.removePostSelectionListener(this);
 150                 super.dispose();
 151
 152         }
 153
 154         @Override
 155     public boolean onComplete() {
 156                 return true;
 157         }
 158
 159     /**
 160      * {@inheritDoc}
 161      */
 162     @Override
 163     public void contextAboutToStop(IMemento memento, IProgressMonitor monitor) {
 164     }
 165
 166     /**
 167      * {@inheritDoc}
 168      */
 169     @Override
 170     public void contextStop(IMemento memento, IProgressMonitor monitor) {
 171         showEmptyPage();
 172     }
 173
 174     /**
 175      * {@inheritDoc}
 176      */
 177     @Override
 178     public void contextStart(IMemento memento, IProgressMonitor monitor) {
 179     }
 180
 181     /**
 182      * {@inheritDoc}
 183      */
 184     @Override
 185     public void contextRefresh(IProgressMonitor monitor) {
 186     }
 187
 188     /**
 189      * {@inheritDoc}
 190      */
 191     @Override
 192     public void workbenchShutdown(IMemento memento, IProgressMonitor monitor) {
 193     }
 194
 195
 196
 197 }