taxeditor-bulkeditor/src/main/java/eu/etaxonomy/taxeditor/bulkeditor/handler/SetMarkerFlagHandler.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.bulkeditor.handler;
  12
  13 import java.util.HashSet;
  14 import java.util.Iterator;
  15 import java.util.Set;
  16
  17 import org.eclipse.core.commands.AbstractHandler;
  18 import org.eclipse.core.commands.ExecutionEvent;
  19 import org.eclipse.core.commands.ExecutionException;
  20 import org.eclipse.jface.text.TextSelection;
  21 import org.eclipse.jface.viewers.ISelection;
  22 import org.eclipse.swt.widgets.Event;
  23 import org.eclipse.ui.IEditorPart;
  24 import org.eclipse.ui.handlers.HandlerUtil;
  25
  26 import eu.etaxonomy.cdm.model.common.IAnnotatableEntity;
  27 import eu.etaxonomy.cdm.model.common.MarkerType;
  28 import eu.etaxonomy.taxeditor.annotatedlineeditor.LineAnnotation;
  29 import eu.etaxonomy.taxeditor.annotatedlineeditor.LineAnnotationModel;
  30 import eu.etaxonomy.taxeditor.bulkeditor.BulkEditor;
  31 import eu.etaxonomy.taxeditor.bulkeditor.BulkEditorUtil;
  32 import eu.etaxonomy.taxeditor.bulkeditor.operation.SetMarkerFlagOperation;
  33 import eu.etaxonomy.taxeditor.operation.AbstractPostOperation;
  34
  35 /**
  36  * <p>SetMarkerFlagTrueHandler class.</p>
  37  *
  38  * @author p.ciardelli
  39  * @created 20.10.2009
  40  * @version 1.0
  41  */
  42 public class SetMarkerFlagHandler extends AbstractHandler {
  43
  44         /* (non-Javadoc)
  45          * @see org.eclipse.core.commands.IHandler#execute(org.eclipse.core.commands.ExecutionEvent)
  46          */
  47         /** {@inheritDoc} */
  48         public Object execute(ExecutionEvent event) throws ExecutionException {
  49
  50                 ISelection selection = HandlerUtil.getCurrentSelection(event);
  51
  52                 IEditorPart editor = HandlerUtil.getActiveEditor(event);
  53
  54                 Object[] data = (Object[]) ((Event) event.getTrigger()).data;
  55
  56                 if (selection instanceof TextSelection
  57                                         && editor instanceof BulkEditor) {
  58                         TextSelection textSelection = (TextSelection) selection;
  59                         BulkEditor bulkEditor = (BulkEditor) editor;
  60
  61                         LineAnnotationModel model = (LineAnnotationModel) bulkEditor.getDocumentProvider().getAnnotationModel(editor.getEditorInput());
  62                         if (model != null) {
  63                                 Iterator iter = model.getAnnotationIterator(textSelection.getOffset(), textSelection.getLength(), true, true);
  64
  65                                 Set<IAnnotatableEntity> annotatableEntities = new HashSet<IAnnotatableEntity>();
  66                                 while (iter.hasNext()) {
  67                                         Object next = iter.next();
  68                                         if (next instanceof LineAnnotation) {
  69                                                 Object entity = ((LineAnnotation) next).getEntity();
  70
  71                                                 if(entity instanceof IAnnotatableEntity){
  72                                                         annotatableEntities.add((IAnnotatableEntity) entity);
  73                                                 }
  74                                         }
  75                                 }
  76
  77                                 AbstractPostOperation operation = new SetMarkerFlagOperation("Set Marker", BulkEditorUtil.getUndoContext(), annotatableEntities, (MarkerType) data[0], (Boolean) data[1], bulkEditor);
  78                                 BulkEditorUtil.executeOperation(operation);
  79                         }
  80                 }
  81                 return null;
  82         }
  83 }