eu.etaxonomy.taxeditor.editor/src/main/java/eu/etaxonomy/taxeditor/editor/view/descriptive/handler/CreateDescriptionHandler.java

   1 // $Id$
   2 /**
   3 * Copyright (C) 2011 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 package eu.etaxonomy.taxeditor.editor.view.descriptive.handler;
  11
  12 import org.eclipse.core.commands.AbstractHandler;
  13 import org.eclipse.core.commands.ExecutionEvent;
  14 import org.eclipse.core.commands.ExecutionException;
  15 import org.eclipse.core.commands.common.NotDefinedException;
  16 import org.eclipse.core.expressions.EvaluationContext;
  17 import org.eclipse.ui.IEditorInput;
  18 import org.eclipse.ui.IEditorPart;
  19 import org.eclipse.ui.IWorkbenchPart;
  20 import org.eclipse.ui.forms.editor.FormEditor;
  21 import org.eclipse.ui.handlers.HandlerUtil;
  22
  23 import eu.etaxonomy.cdm.model.occurrence.SpecimenOrObservationBase;
  24 import eu.etaxonomy.cdm.model.taxon.Taxon;
  25 import eu.etaxonomy.cdm.model.taxon.TaxonBase;
  26 import eu.etaxonomy.taxeditor.editor.EditorUtil;
  27 import eu.etaxonomy.taxeditor.editor.TaxonEditorInput;
  28 import eu.etaxonomy.taxeditor.editor.view.descriptive.DescriptiveViewPart;
  29 import eu.etaxonomy.taxeditor.editor.view.descriptive.operation.CreateSpecimenDescriptionOperation;
  30 import eu.etaxonomy.taxeditor.editor.view.descriptive.operation.CreateTaxonDescriptionOperation;
  31 import eu.etaxonomy.taxeditor.model.AbstractUtility;
  32 import eu.etaxonomy.taxeditor.model.MessagingUtils;
  33 import eu.etaxonomy.taxeditor.operation.AbstractPostOperation;
  34 import eu.etaxonomy.taxeditor.operation.IPostOperationEnabled;
  35
  36 /**
  37  * <p>AddDescriptionHandler class.</p>
  38  *
  39  * @author p.ciardelli
  40  * @created 11.08.2009
  41  * @version 1.0
  42  */
  43 public class CreateDescriptionHandler extends AbstractHandler {
  44
  45         /* (non-Javadoc)
  46          * @see org.eclipse.core.commands.IHandler#execute(org.eclipse.core.commands.ExecutionEvent)
  47          */
  48         /** {@inheritDoc} */
  49         @Override
  50     public Object execute(ExecutionEvent event) throws ExecutionException {
  51                 IWorkbenchPart part = HandlerUtil.getActivePart(event);
  52                 IPostOperationEnabled postOperationEnabled = (part instanceof IPostOperationEnabled) ? (IPostOperationEnabled) part : null;
  53
  54                 IEditorPart editor = HandlerUtil.getActiveEditor(event);
  55                 if (editor instanceof FormEditor) {
  56                         editor = ((FormEditor) editor).getActiveEditor();
  57                 }
  58                 IEditorInput input = editor.getEditorInput();
  59                 AbstractPostOperation<?> operation;
  60
  61                 // taxon description
  62                 if (input instanceof TaxonEditorInput) {
  63                         Taxon taxon = ((TaxonEditorInput) input).getTaxon();
  64                         try {
  65                             operation = createTaxonOperation(event.getCommand().getName(), taxon, postOperationEnabled);
  66                                 AbstractUtility.executeOperation(operation);
  67                         } catch (NotDefinedException e) {
  68                                 MessagingUtils.warn(getClass(), "Command name not set.");
  69                         }
  70                 }
  71                 // specimen description
  72                 else if(part instanceof DescriptiveViewPart){
  73                     Object viewerInput = ((DescriptiveViewPart)part).getViewer().getInput();
  74                     if(viewerInput instanceof SpecimenOrObservationBase<?>){
  75                         try {
  76                             operation = new CreateSpecimenDescriptionOperation(event.getCommand().getName(), EditorUtil.getUndoContext(), (SpecimenOrObservationBase<?>) viewerInput, postOperationEnabled);
  77                             AbstractUtility.executeOperation(operation);
  78                         } catch (NotDefinedException e) {
  79                             MessagingUtils.warn(getClass(), "Command name not set.");
  80                         }
  81                     }
  82                     if(viewerInput instanceof TaxonBase){
  83                         try{
  84                                 operation = createTaxonOperation(event.getCommand().getName(), (Taxon) viewerInput, postOperationEnabled);
  85                             AbstractUtility.executeOperation(operation);
  86                          } catch (NotDefinedException e) {
  87                                     MessagingUtils.warn(getClass(), "Command name not set.");
  88                              }
  89
  90                     }
  91                 }
  92                 return null;
  93         }
  94
  95            /** {@inheritDoc} */
  96     protected CreateTaxonDescriptionOperation createTaxonOperation(String eventLabel, Taxon taxon, IPostOperationEnabled postOperationEnabled) {
  97         return new CreateTaxonDescriptionOperation(eventLabel, EditorUtil.getUndoContext(), taxon, postOperationEnabled);
  98     }
  99
 100 }