eu.etaxonomy.taxeditor.editor/src/main/java/eu/etaxonomy/taxeditor/editor/name/e4/handler/DeleteAllEmptyNamesHandlerE4.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.editor.name.e4.handler;
  11
  12 import javax.inject.Named;
  13
  14 import org.eclipse.e4.core.di.annotations.CanExecute;
  15 import org.eclipse.e4.core.di.annotations.Execute;
  16 import org.eclipse.e4.ui.di.UISynchronize;
  17 import org.eclipse.e4.ui.model.application.ui.basic.MPart;
  18 import org.eclipse.e4.ui.model.application.ui.menu.MHandledMenuItem;
  19 import org.eclipse.e4.ui.services.IServiceConstants;
  20 import org.eclipse.jface.viewers.IStructuredSelection;
  21 import org.eclipse.swt.widgets.Shell;
  22
  23 import eu.etaxonomy.taxeditor.editor.name.e4.TaxonNameEditorE4;
  24 import eu.etaxonomy.taxeditor.editor.name.e4.container.AbstractGroupedContainerE4;
  25
  26 /**
  27  *
  28  * @author pplitzner
  29  * @since Aug 28, 2017
  30  *
  31  */
  32 public class DeleteAllEmptyNamesHandlerE4 extends DeleteTaxonBaseHandlerE4 {
  33
  34     @Override
  35     @Execute
  36     public void execute(@Named(IServiceConstants.ACTIVE_PART)MPart activePart,
  37             @Named(IServiceConstants.ACTIVE_SELECTION)IStructuredSelection selectedElement,
  38             @Named(IServiceConstants.ACTIVE_SHELL)Shell shell,
  39             MHandledMenuItem menuItem,
  40             UISynchronize sync) {
  41
  42         editor = (TaxonNameEditorE4) activePart.getObject();
  43
  44                 for(AbstractGroupedContainerE4 containerWithEmptyName : editor.getEmptyContainers()){
  45                     editor.removeGroup(containerWithEmptyName.getGroup());
  46                         doExecute(menuItem.getLocalizedLabel(), shell, editor, containerWithEmptyName.getData(), sync);
  47                 }
  48
  49         }
  50
  51     @Override
  52     @CanExecute
  53     public boolean canExecute(
  54             @Named(IServiceConstants.ACTIVE_PART)MPart activePart,
  55             @Named(IServiceConstants.ACTIVE_SELECTION)IStructuredSelection selection,
  56             MHandledMenuItem menuItem){
  57
  58         editor = (TaxonNameEditorE4) activePart.getObject();
  59
  60         boolean canExecute = false;
  61         Object selectedElement = selection.getFirstElement();
  62         canExecute = editor.checkForEmptyNames();
  63         menuItem.setVisible(canExecute);
  64         return canExecute;
  65     }
  66
  67 }