eu.etaxonomy.taxeditor.navigation/src/main/java/eu/etaxonomy/taxeditor/navigation/key/polytomous/handler/EditPolytomousKeyNodesHandler.java

   1 /**
   2 * Copyright (C) 2007 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
  10 package eu.etaxonomy.taxeditor.navigation.key.polytomous.handler;
  11
  12 import org.eclipse.core.commands.AbstractHandler;
  13 import org.eclipse.core.commands.ExecutionEvent;
  14 import org.eclipse.core.commands.ExecutionException;
  15 import org.eclipse.core.runtime.IProgressMonitor;
  16 import org.eclipse.core.runtime.IStatus;
  17 import org.eclipse.core.runtime.Status;
  18 import org.eclipse.core.runtime.jobs.Job;
  19 import org.eclipse.jface.viewers.ISelection;
  20 import org.eclipse.jface.viewers.StructuredSelection;
  21 import org.eclipse.swt.widgets.Display;
  22
  23 import eu.etaxonomy.cdm.model.description.PolytomousKey;
  24 import eu.etaxonomy.taxeditor.navigation.NavigationUtil;
  25 import eu.etaxonomy.taxeditor.navigation.key.polytomous.PolytomousKeyViewPart;
  26
  27 /**
  28  * @author n.hoffmann
  29  * @created Dec 3, 2010
  30  * @version 1.0
  31  */
  32 public class EditPolytomousKeyNodesHandler extends AbstractHandler {
  33
  34         /* (non-Javadoc)
  35          * @see org.eclipse.core.commands.IHandler#execute(org.eclipse.core.commands.ExecutionEvent)
  36          */
  37         @Override
  38         public Object execute(ExecutionEvent event) throws ExecutionException {
  39                 PolytomousKeyViewPart view = (PolytomousKeyViewPart) NavigationUtil.getView(PolytomousKeyViewPart.ID, false);
  40
  41                 ISelection selection = view.getSite().getSelectionProvider().getSelection();
  42                 if(selection instanceof StructuredSelection){
  43
  44                         final StructuredSelection structuredSelection = (StructuredSelection) selection;
  45
  46                         Job job = new Job("Opening Polytomous Keys"){
  47
  48                                 @Override
  49                                 protected IStatus run(IProgressMonitor monitor) {
  50                                         monitor.beginTask("Opening Polytomous Keys", structuredSelection.size());
  51
  52                                         for(final Object selectedObject : structuredSelection.toArray()){
  53                                                 if(selectedObject instanceof PolytomousKey){
  54
  55                                                         Display.getDefault().asyncExec(new Runnable(){
  56
  57                                                                 @Override
  58                                                                 public void run() {
  59                                                                         NavigationUtil.openEditor((PolytomousKey) selectedObject);
  60                                                                 }
  61
  62                                                         });
  63                                                         monitor.worked(1);
  64                                                 }
  65                                         }
  66                                         monitor.done();
  67                                         return Status.OK_STATUS;
  68                                 }
  69
  70                         };
  71
  72                         job.setPriority(Job.SHORT);
  73                         job.schedule();
  74
  75                 }
  76                 return null;
  77         }
  78
  79 }