eu.etaxonomy.taxeditor.editor/src/main/java/eu/etaxonomy/taxeditor/editor/key/polytomous/handler/RemotingCreateSiblingPolytomousKeyNodeHandler.java

   1 // $Id$
   2 /**
   3 * Copyright (C) 2015 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.key.polytomous.handler;
  11
  12 import org.eclipse.core.commands.ExecutionEvent;
  13 import org.eclipse.core.commands.operations.AbstractOperation;
  14 import org.eclipse.core.runtime.IStatus;
  15 import org.eclipse.core.runtime.Status;
  16 import org.eclipse.jface.viewers.IStructuredSelection;
  17 import org.eclipse.ui.handlers.HandlerUtil;
  18
  19 import eu.etaxonomy.cdm.model.description.PolytomousKeyNode;
  20 import eu.etaxonomy.taxeditor.editor.key.polytomous.PolytomousKeyEditorLabels;
  21 import eu.etaxonomy.taxeditor.editor.key.polytomous.operation.RemotingCreatePolytomousKeyNodeOperation;
  22 import eu.etaxonomy.taxeditor.operation.RemotingCdmHandler;
  23
  24 /**
  25  * @author cmathew
  26  * @date 21 Jul 2015
  27  *
  28  */
  29 public class RemotingCreateSiblingPolytomousKeyNodeHandler extends RemotingCdmHandler {
  30
  31     private PolytomousKeyNode parentNode;
  32
  33     public RemotingCreateSiblingPolytomousKeyNodeHandler() {
  34         super(PolytomousKeyEditorLabels.CREATE_SIBLING_POLYTOMOUS_KEY_NODE_LABEL);
  35     }
  36     /* (non-Javadoc)
  37      * @see eu.etaxonomy.taxeditor.operation.RemotingCdmHandler#allowOperations(org.eclipse.core.commands.ExecutionEvent)
  38      */
  39     @Override
  40     public IStatus allowOperations(ExecutionEvent event) {
  41
  42         IStructuredSelection selection = (IStructuredSelection) HandlerUtil.getCurrentSelection(event);
  43
  44         if (selection.getFirstElement() instanceof PolytomousKeyNode) {
  45             parentNode = (PolytomousKeyNode) selection.getFirstElement();
  46         } else {
  47             return new Status(IStatus.ERROR,
  48                     "unknown",
  49                     PolytomousKeyEditorLabels.NO_KEY_NODE_FOR_SIBLING_SELECTED_MESSAGE);
  50         }
  51
  52         return Status.OK_STATUS;
  53     }
  54
  55     /* (non-Javadoc)
  56      * @see eu.etaxonomy.taxeditor.operation.RemotingCdmHandler#prepareOperation(org.eclipse.core.commands.ExecutionEvent)
  57      */
  58     @Override
  59     public AbstractOperation prepareOperation(ExecutionEvent event) {
  60         return new RemotingCreatePolytomousKeyNodeOperation(event.getTrigger(), false, parentNode.getParent());
  61     }
  62
  63     /* (non-Javadoc)
  64      * @see eu.etaxonomy.taxeditor.operation.RemotingCdmHandler#onComplete()
  65      */
  66     @Override
  67     public void onComplete() {
  68         // TODO Auto-generated method stub
  69
  70     }
  71
  72 }