eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/featuretree/e4/handler/RemoveFeatureHandler.java

   1 /**
   2 * Copyright (C) 2017 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.featuretree.e4.handler;
  10
  11 import javax.inject.Named;
  12
  13 import org.eclipse.e4.core.di.annotations.CanExecute;
  14 import org.eclipse.e4.core.di.annotations.Execute;
  15 import org.eclipse.e4.ui.model.application.ui.basic.MPart;
  16 import org.eclipse.e4.ui.services.IServiceConstants;
  17 import org.eclipse.jface.viewers.IStructuredSelection;
  18
  19 import eu.etaxonomy.cdm.api.service.IFeatureNodeService;
  20 import eu.etaxonomy.cdm.api.service.config.FeatureNodeDeletionConfigurator;
  21 import eu.etaxonomy.cdm.model.description.FeatureNode;
  22 import eu.etaxonomy.taxeditor.store.CdmStore;
  23 import eu.etaxonomy.taxeditor.workbench.part.IE4ViewerPart;
  24
  25 /**
  26  * @author pplitzner
  27  * @since Jul 12, 2017
  28  *
  29  */
  30 public class RemoveFeatureHandler {
  31
  32     @Execute
  33     public void execute(@Named(IServiceConstants.ACTIVE_PART)MPart thisPart){
  34         if(thisPart.getObject() instanceof IE4ViewerPart){
  35             IE4ViewerPart editor = (IE4ViewerPart) thisPart.getObject();
  36             IStructuredSelection selection = editor.getSelection();
  37             for (Object selectedObject : selection.toArray()) {
  38                 FeatureNode featureNode = (FeatureNode) selectedObject;
  39                 CdmStore.getService(IFeatureNodeService.class).deleteFeatureNode(featureNode.getUuid(), new FeatureNodeDeletionConfigurator());
  40             }
  41             thisPart.setDirty(true);
  42             editor.refresh();
  43         }
  44     }
  45
  46     @CanExecute
  47     public boolean canExecute(@Named(IServiceConstants.ACTIVE_PART)MPart thisPart){
  48         if(thisPart.getObject() instanceof IE4ViewerPart){
  49             IE4ViewerPart viewerPart = (IE4ViewerPart)thisPart.getObject();
  50             return viewerPart.getSelection()!=null && !viewerPart.getSelection().isEmpty();
  51         }
  52         return false;
  53     }
  54
  55 }