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 java.util.Collection;
  12
  13 import org.eclipse.core.commands.AbstractHandler;
  14 import org.eclipse.core.commands.ExecutionEvent;
  15 import org.eclipse.core.commands.ExecutionException;
  16 import org.eclipse.core.commands.common.NotDefinedException;
  17 import org.eclipse.core.expressions.EvaluationContext;
  18 import org.eclipse.ui.IEditorInput;
  19 import org.eclipse.ui.IEditorPart;
  20 import org.eclipse.ui.IWorkbenchPart;
  21 import org.eclipse.ui.forms.editor.FormEditor;
  22 import org.eclipse.ui.handlers.HandlerUtil;
  23
  24 import eu.etaxonomy.cdm.model.occurrence.SpecimenOrObservationBase;
  25 import eu.etaxonomy.cdm.model.taxon.Taxon;
  26 import eu.etaxonomy.cdm.model.taxon.TaxonBase;
  27 import eu.etaxonomy.taxeditor.editor.EditorUtil;
  28 import eu.etaxonomy.taxeditor.editor.TaxonEditorInput;
  29 import eu.etaxonomy.taxeditor.editor.view.descriptive.DescriptiveViewPart;
  30 import eu.etaxonomy.taxeditor.editor.view.descriptive.operation.CreateSpecimenDescriptionOperation;
  31 import eu.etaxonomy.taxeditor.editor.view.descriptive.operation.CreateTaxonDescriptionOperation;
  32 import eu.etaxonomy.taxeditor.model.AbstractUtility;
  33 import eu.etaxonomy.taxeditor.model.MessagingUtils;
  34 import eu.etaxonomy.taxeditor.operation.AbstractPostOperation;
  35 import eu.etaxonomy.taxeditor.operation.IPostOperationEnabled;
  36
  37 /**
  38  * <p>AddDescriptionHandler class.</p>
  39  *
  40  * @author p.ciardelli
  41  * @created 11.08.2009
  42  * @version 1.0
  43  */
  44 public class CreateDescriptionHandler extends AbstractHandler {
  45
  46         /* (non-Javadoc)
  47          * @see org.eclipse.core.commands.IHandler#execute(org.eclipse.core.commands.ExecutionEvent)
  48          */
  49         /** {@inheritDoc} */
  50         @Override
  51     public Object execute(ExecutionEvent event) throws ExecutionException {
  52                 IWorkbenchPart part = HandlerUtil.getActivePart(event);
  53                 IPostOperationEnabled postOperationEnabled = (part instanceof IPostOperationEnabled) ? (IPostOperationEnabled) part : null;
  54
  55                 IEditorPart editor = HandlerUtil.getActiveEditor(event);
  56
  57                 if (editor instanceof FormEditor) {
  58                         editor = ((FormEditor) editor).getActiveEditor();
  59                 }
  60                 Object input;
  61                 if (editor == null && part instanceof DescriptiveViewPart){
  62                         input =  ((DescriptiveViewPart)part).getViewer().getInput();
  63                 }else{
  64                         input = editor.getEditorInput();
  65                 }
  66                 AbstractPostOperation<?> operation;
  67
  68                 // taxon description
  69                 if (input instanceof TaxonEditorInput) {
  70                         Taxon taxon = ((TaxonEditorInput) input).getTaxon();
  71                         try {
  72                             operation = createTaxonOperation(event.getCommand().getName(), taxon, postOperationEnabled);
  73                                 AbstractUtility.executeOperation(operation);
  74                         } catch (NotDefinedException e) {
  75                                 MessagingUtils.warn(getClass(), "Command name not set."); //$NON-NLS-1$
  76                         }
  77                 }
  78                 // specimen description
  79                 else if(part instanceof DescriptiveViewPart){
  80                     Object viewerInput = ((DescriptiveViewPart)part).getViewer().getInput();
  81                     if(viewerInput instanceof SpecimenOrObservationBase<?>){
  82                         try {
  83                             operation = new CreateSpecimenDescriptionOperation(event.getCommand().getName(), EditorUtil.getUndoContext(), (SpecimenOrObservationBase<?>) viewerInput, postOperationEnabled);
  84                             AbstractUtility.executeOperation(operation);
  85                         } catch (NotDefinedException e) {
  86                             MessagingUtils.warn(getClass(), "Command name not set."); //$NON-NLS-1$
  87                         }
  88                     }
  89                     if(viewerInput instanceof TaxonBase){
  90                         try{
  91                                 operation = createTaxonOperation(event.getCommand().getName(), (Taxon) viewerInput, postOperationEnabled);
  92                             AbstractUtility.executeOperation(operation);
  93                          } catch (NotDefinedException e) {
  94                                     MessagingUtils.warn(getClass(), "Command name not set."); //$NON-NLS-1$
  95                              }
  96
  97                     }
  98                 }
  99                 return null;
 100         }
 101
 102            /** {@inheritDoc} */
 103     protected CreateTaxonDescriptionOperation createTaxonOperation(String eventLabel, Taxon taxon, IPostOperationEnabled postOperationEnabled) {
 104         return new CreateTaxonDescriptionOperation(eventLabel, EditorUtil.getUndoContext(), taxon, postOperationEnabled);
 105     }
 106
 107 }