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

   1 /**
   2 * Copyright (C) 2011 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 package eu.etaxonomy.taxeditor.editor.view.descriptive.handler;
  10
  11 import org.eclipse.core.commands.AbstractHandler;
  12 import org.eclipse.core.commands.ExecutionEvent;
  13 import org.eclipse.core.commands.ExecutionException;
  14 import org.eclipse.core.commands.common.NotDefinedException;
  15 import org.eclipse.core.expressions.EvaluationContext;
  16 import org.eclipse.ui.IEditorInput;
  17 import org.eclipse.ui.IEditorPart;
  18 import org.eclipse.ui.IWorkbenchPart;
  19 import org.eclipse.ui.forms.editor.FormEditor;
  20 import org.eclipse.ui.handlers.HandlerUtil;
  21
  22 import eu.etaxonomy.cdm.model.occurrence.SpecimenOrObservationBase;
  23 import eu.etaxonomy.cdm.model.taxon.Taxon;
  24 import eu.etaxonomy.cdm.model.taxon.TaxonBase;
  25 import eu.etaxonomy.taxeditor.editor.EditorUtil;
  26 import eu.etaxonomy.taxeditor.editor.TaxonEditorInput;
  27 import eu.etaxonomy.taxeditor.editor.view.descriptive.DescriptiveViewPart;
  28 import eu.etaxonomy.taxeditor.editor.view.descriptive.operation.CreateSpecimenDescriptionOperation;
  29 import eu.etaxonomy.taxeditor.editor.view.descriptive.operation.CreateTaxonDescriptionOperation;
  30 import eu.etaxonomy.taxeditor.model.AbstractUtility;
  31 import eu.etaxonomy.taxeditor.model.MessagingUtils;
  32 import eu.etaxonomy.taxeditor.operation.AbstractPostOperation;
  33 import eu.etaxonomy.taxeditor.operation.IPostOperationEnabled;
  34
  35 /**
  36  * <p>AddDescriptionHandler class.</p>
  37  *
  38  * @author p.ciardelli
  39  * @created 11.08.2009
  40  * @version 1.0
  41  */
  42 public class CreateDescriptionHandler extends AbstractHandler {
  43
  44         /* (non-Javadoc)
  45          * @see org.eclipse.core.commands.IHandler#execute(org.eclipse.core.commands.ExecutionEvent)
  46          */
  47         /** {@inheritDoc} */
  48         @Override
  49     public Object execute(ExecutionEvent event) throws ExecutionException {
  50                 IWorkbenchPart part = HandlerUtil.getActivePart(event);
  51                 IPostOperationEnabled postOperationEnabled = (part instanceof IPostOperationEnabled) ? (IPostOperationEnabled) part : null;
  52
  53                 IEditorPart editor = HandlerUtil.getActiveEditor(event);
  54                 if (editor instanceof FormEditor) {
  55                         editor = ((FormEditor) editor).getActiveEditor();
  56                 }
  57                 IEditorInput input = editor.getEditorInput();
  58                 AbstractPostOperation<?> operation;
  59
  60                 // taxon description
  61                 if (input instanceof TaxonEditorInput) {
  62                         Taxon taxon = ((TaxonEditorInput) input).getTaxon();
  63                         try {
  64                             operation = createTaxonOperation(event.getCommand().getName(), taxon, postOperationEnabled);
  65                                 AbstractUtility.executeOperation(operation);
  66                         } catch (NotDefinedException e) {
  67                                 MessagingUtils.warn(getClass(), "Command name not set."); //$NON-NLS-1$
  68                         }
  69                 }
  70                 // specimen description
  71                 else if(part instanceof DescriptiveViewPart){
  72                     Object viewerInput = ((DescriptiveViewPart)part).getViewer().getInput();
  73                     if(viewerInput instanceof SpecimenOrObservationBase<?>){
  74                         try {
  75                             operation = new CreateSpecimenDescriptionOperation(event.getCommand().getName(), EditorUtil.getUndoContext(), (SpecimenOrObservationBase<?>) viewerInput, postOperationEnabled);
  76                             AbstractUtility.executeOperation(operation);
  77                         } catch (NotDefinedException e) {
  78                             MessagingUtils.warn(getClass(), "Command name not set."); //$NON-NLS-1$
  79                         }
  80                     }
  81                     if(viewerInput instanceof TaxonBase){
  82                         try{
  83                                 operation = createTaxonOperation(event.getCommand().getName(), (Taxon) viewerInput, postOperationEnabled);
  84                             AbstractUtility.executeOperation(operation);
  85                          } catch (NotDefinedException e) {
  86                                     MessagingUtils.warn(getClass(), "Command name not set."); //$NON-NLS-1$
  87                              }
  88
  89                     }
  90                 }
  91                 return null;
  92         }
  93
  94            /** {@inheritDoc} */
  95     protected CreateTaxonDescriptionOperation createTaxonOperation(String eventLabel, Taxon taxon, IPostOperationEnabled postOperationEnabled) {
  96         return new CreateTaxonDescriptionOperation(eventLabel, EditorUtil.getUndoContext(), taxon, postOperationEnabled);
  97     }
  98
  99 }