eu.etaxonomy.taxeditor.bulkeditor/src/main/java/eu/etaxonomy/taxeditor/bulkeditor/command/DynamicNewObjectMenu.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.command;
  12
  13 import java.util.Map;
  14
  15 import org.apache.log4j.Logger;
  16 import org.eclipse.jface.action.ContributionItem;
  17 import org.eclipse.jface.action.IContributionItem;
  18 import org.eclipse.swt.events.SelectionEvent;
  19 import org.eclipse.swt.events.SelectionListener;
  20 import org.eclipse.swt.widgets.Event;
  21 import org.eclipse.swt.widgets.Menu;
  22 import org.eclipse.swt.widgets.MenuItem;
  23 import org.eclipse.ui.IEditorInput;
  24 import org.eclipse.ui.IEditorPart;
  25 import org.eclipse.ui.PlatformUI;
  26 import org.eclipse.ui.actions.CompoundContributionItem;
  27 import org.eclipse.ui.handlers.IHandlerService;
  28
  29 import eu.etaxonomy.taxeditor.annotatedlineeditor.IEntityCreator;
  30 import eu.etaxonomy.taxeditor.bulkeditor.BulkEditorUtil;
  31 import eu.etaxonomy.taxeditor.bulkeditor.IBulkEditorConstants;
  32 import eu.etaxonomy.taxeditor.bulkeditor.input.AbstractBulkEditorInput;
  33
  34 /**
  35  * <p>DynamicNewObjectMenu class.</p>
  36  *
  37  * @author n.hoffmann
  38  * @created 17.04.2009
  39  * @version 1.0
  40  */
  41 public class DynamicNewObjectMenu extends CompoundContributionItem {
  42         private static final Logger logger = Logger
  43                         .getLogger(DynamicNewObjectMenu.class);
  44
  45         private IHandlerService handlerService = (IHandlerService) BulkEditorUtil.getService(IHandlerService.class);
  46         private Map<Object, String> classLabelPairs;
  47         /* (non-Javadoc)
  48          * @see org.eclipse.ui.actions.CompoundContributionItem#getContributionItems()
  49          */
  50         /** {@inheritDoc} */
  51         @Override
  52         protected IContributionItem[] getContributionItems() {
  53
  54                 classLabelPairs = getClassLabelPairs();
  55
  56                 return new IContributionItem[] {
  57                                 new ContributionItem() {
  58                                         @Override
  59                     public void fill(Menu menu, int index){
  60                                                 for(final Object key : classLabelPairs.keySet()){
  61                                                         createMenuItem(menu, key);
  62                                                 }
  63                                         }
  64                                 }
  65                 };
  66         }
  67
  68         private void createMenuItem(Menu menu, final Object key){
  69                 MenuItem menuItem = new MenuItem(menu, -1);
  70                 menuItem.setText(classLabelPairs.get(key));
  71                 menuItem.addSelectionListener(new SelectionListener(){
  72
  73                         @Override
  74             public void widgetDefaultSelected(SelectionEvent e) {}
  75
  76                         @Override
  77             public void widgetSelected(SelectionEvent ev) {
  78                                 Event event = new Event();
  79                                 event.data = key;
  80                                 event.text = classLabelPairs.get(key);
  81                                 try {
  82                                         handlerService.executeCommand(IBulkEditorConstants.DYNAMIC_OPEN_OBJECT_ID, event);
  83                                 } catch (Exception e) {
  84                                         logger.error("Error executing command", e);
  85                                         throw new RuntimeException("Error executing command", e);
  86                                 }
  87                         }
  88                 });
  89         }
  90
  91         /**
  92          * Get class label pairs from Annotated Line Editor's entity creator.
  93          * @return
  94          */
  95         private Map<Object, String> getClassLabelPairs() {
  96                 IEditorPart editor = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage().getActiveEditor();
  97                 if (editor != null){
  98                         IEditorInput input = editor.getEditorInput();
  99
 100                         if(input instanceof AbstractBulkEditorInput){
 101                                 IEntityCreator<?> entityCreator = ((AbstractBulkEditorInput) input).getEntityCreator();
 102                                 return entityCreator.getKeyLabelPairs();
 103                         }
 104                 }
 105
 106                 return null;
 107         }
 108 }