taxeditor-bulkeditor/src/main/java/eu/etaxonomy/taxeditor/bulkeditor/derivedunit/handler/AbstractAddDerivedUnitFacadeMediaHandler.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.derivedunit.handler;
  12
  13 import org.eclipse.core.commands.AbstractHandler;
  14 import org.eclipse.core.commands.ExecutionEvent;
  15 import org.eclipse.core.commands.ExecutionException;
  16 import org.eclipse.core.commands.common.NotDefinedException;
  17 import org.eclipse.jface.viewers.ISelection;
  18 import org.eclipse.jface.viewers.IStructuredSelection;
  19 import org.eclipse.ui.IEditorInput;
  20 import org.eclipse.ui.IEditorPart;
  21 import org.eclipse.ui.IWorkbenchPart;
  22 import org.eclipse.ui.handlers.HandlerUtil;
  23
  24 import eu.etaxonomy.cdm.model.occurrence.DerivedUnitBase;
  25 import eu.etaxonomy.taxeditor.bulkeditor.BulkEditor;
  26 import eu.etaxonomy.taxeditor.bulkeditor.BulkEditorUtil;
  27 import eu.etaxonomy.taxeditor.bulkeditor.derivedunit.operation.AddDerivedUnitFacadeMediaOperation;
  28 import eu.etaxonomy.taxeditor.bulkeditor.input.OccurrenceEditorInput;
  29 import eu.etaxonomy.taxeditor.operation.AbstractPostOperation;
  30 import eu.etaxonomy.taxeditor.operation.IPostOperationEnabled;
  31
  32 /**
  33  * @author n.hoffmann
  34  * @created Feb 11, 2011
  35  * @version 1.0
  36  */
  37 public abstract class AbstractAddDerivedUnitFacadeMediaHandler extends AbstractHandler {
  38
  39         /* (non-Javadoc)
  40          * @see org.eclipse.core.commands.IHandler#execute(org.eclipse.core.commands.ExecutionEvent)
  41          */
  42         @Override
  43         public Object execute(ExecutionEvent event) throws ExecutionException {
  44                 IWorkbenchPart part = HandlerUtil.getActivePart(event);
  45                 IPostOperationEnabled postOperationEnabled = (part instanceof IPostOperationEnabled) ? (IPostOperationEnabled) part : null;
  46
  47
  48                 IEditorPart editor = HandlerUtil.getActiveEditor(event);
  49                 IEditorInput input = editor.getEditorInput();
  50
  51
  52                 if(input instanceof OccurrenceEditorInput){
  53                         BulkEditor bulkEditor = (BulkEditor) editor;
  54                         ISelection selection = bulkEditor.getSelectionProvider().getSelection();
  55
  56                         if(selection instanceof IStructuredSelection){
  57                                 Object element = ((IStructuredSelection) selection).getFirstElement();
  58                                 if(element instanceof DerivedUnitBase){
  59
  60                                         try{
  61                                                 AbstractPostOperation operation = new AddDerivedUnitFacadeMediaOperation(event.getCommand().getName(), BulkEditorUtil.getUndoContext(), (DerivedUnitBase) element, getMode(), postOperationEnabled);
  62                                                 BulkEditorUtil.executeOperation(operation);
  63                                         } catch (NotDefinedException e) {
  64                                                 BulkEditorUtil.warn(getClass(), "Command name not set.");
  65                                         }
  66                                 }
  67                         }
  68                 }
  69                 return null;
  70         }
  71
  72         /**
  73          * @return
  74          */
  75         protected abstract int getMode();
  76
  77 }