eu.etaxonomy.taxeditor.editor/src/main/java/eu/etaxonomy/taxeditor/editor/name/e4/handler/ChangeToMisapplicationHandlerE4.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.model.application.ui.basic.MPart;
  17 import org.eclipse.e4.ui.model.application.ui.menu.MHandledMenuItem;
  18 import org.eclipse.e4.ui.services.IServiceConstants;
  19 import org.eclipse.jface.viewers.IStructuredSelection;
  20 import org.eclipse.swt.widgets.Shell;
  21
  22 import eu.etaxonomy.cdm.model.taxon.Synonym;
  23 import eu.etaxonomy.cdm.model.taxon.Taxon;
  24 import eu.etaxonomy.cdm.model.taxon.TaxonRelationshipType;
  25 import eu.etaxonomy.taxeditor.editor.EditorUtil;
  26 import eu.etaxonomy.taxeditor.editor.name.e4.TaxonNameEditorE4;
  27 import eu.etaxonomy.taxeditor.editor.name.handler.NameEditorMenuPropertyTester;
  28 import eu.etaxonomy.taxeditor.editor.name.operation.ChangeConceptRelationshipTypeOperation;
  29 import eu.etaxonomy.taxeditor.editor.name.operation.ChangeSynonymToMisapplicationOperation;
  30 import eu.etaxonomy.taxeditor.model.AbstractUtility;
  31 import eu.etaxonomy.taxeditor.operation.AbstractPostOperation;
  32
  33 /**
  34  *
  35  * @author pplitzner
  36  * @since Aug 28, 2017
  37  *
  38  */
  39 public class ChangeToMisapplicationHandlerE4 {
  40
  41     private TaxonNameEditorE4 editor;
  42
  43     @Execute
  44     public void execute(@Named(IServiceConstants.ACTIVE_PART)MPart activePart,
  45             @Named(IServiceConstants.ACTIVE_SELECTION)IStructuredSelection selection,
  46             @Named(IServiceConstants.ACTIVE_SHELL)Shell shell,
  47             MHandledMenuItem menuItem) {
  48
  49         editor = (TaxonNameEditorE4) activePart.getObject();
  50
  51                 if (!EditorUtil.forceUserSaveE4Editor(editor, shell)){
  52             return ;
  53         }
  54                 Object selectedElement = selection.getFirstElement();
  55
  56                 AbstractPostOperation operation = null;
  57                 if(selectedElement instanceof Taxon){
  58                 operation = new ChangeConceptRelationshipTypeOperation(menuItem.getLocalizedLabel(),
  59                                                                 editor.getUndoContext(), editor.getTaxon(), (Taxon) selectedElement, TaxonRelationshipType.MISAPPLIED_NAME_FOR(), editor);
  60         }
  61         if(selectedElement instanceof Synonym){
  62                 operation = new ChangeSynonymToMisapplicationOperation(menuItem.getLocalizedLabel(),
  63                                 editor.getUndoContext(), editor.getTaxon(), (Synonym) selectedElement, editor);
  64         }
  65
  66
  67         AbstractUtility.executeOperation(operation);
  68         }
  69
  70     @CanExecute
  71     public boolean canExecute(@Named(IServiceConstants.ACTIVE_SELECTION)IStructuredSelection selection,
  72             MHandledMenuItem menuItem){
  73         boolean canExecute = false;
  74         Object selectedElement = selection.getFirstElement();
  75         canExecute =
  76                 !NameEditorMenuPropertyTester.isAccepted(selectedElement)
  77                 && !NameEditorMenuPropertyTester.isMisapplication(selectedElement);
  78         menuItem.setVisible(canExecute);
  79         return canExecute;
  80     }
  81
  82 }