eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/featuretree/e4/handler/CreateFeatureTreeHandler.java

   1 /**
   2 * Copyright (C) 2017 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 package eu.etaxonomy.taxeditor.featuretree.e4.handler;
  10
  11 import javax.inject.Named;
  12
  13 import org.eclipse.e4.core.di.annotations.CanExecute;
  14 import org.eclipse.e4.core.di.annotations.Execute;
  15 import org.eclipse.e4.ui.di.UISynchronize;
  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
  20 import eu.etaxonomy.cdm.model.term.TermTree;
  21 import eu.etaxonomy.cdm.persistence.dto.TermTreeDto;
  22 import eu.etaxonomy.taxeditor.featuretree.e4.IFeatureTreeEditor;
  23 import eu.etaxonomy.taxeditor.featuretree.e4.TermTreeEditor;
  24 import eu.etaxonomy.taxeditor.featuretree.e4.operation.CreateFeatureTreeOperation;
  25 import eu.etaxonomy.taxeditor.store.StoreUtil;
  26
  27 /**
  28  * @author pplitzner
  29  * @since Jul 12, 2017
  30  */
  31 public class CreateFeatureTreeHandler {
  32
  33     @Execute
  34     public void execute(@Named(IServiceConstants.ACTIVE_PART)MPart thisPart, UISynchronize sync){
  35         IFeatureTreeEditor editor = (IFeatureTreeEditor) thisPart.getObject();
  36
  37         if (StoreUtil.promptCheckIsDirty(editor)) {
  38             return;
  39         }
  40         Object[] expandedElements =  ((TermTreeEditor)editor).getViewer().getExpandedElements();
  41         TermTree<?> newTree = TermTree.NewInstance(editor.getTermType());
  42         newTree.setAllowDuplicates(false);
  43         newTree.setFlat(false);
  44         newTree.setOrderRelevant(true);
  45         newTree.setTitleCache(String.format("New %s tree", editor.getTermType().getLabel()));
  46
  47         CreateFeatureTreeOperation operation = new CreateFeatureTreeOperation(newTree, editor, editor);
  48         TermTreeDto newDto = TermTreeDto.fromTree(newTree);
  49         editor.setDirty();
  50 //        AbstractUtility.executeOperation(operation, sync);
  51         editor.addOperation(operation);
  52         ((TermTreeEditor)editor).putTree(newDto);
  53         ((TermTreeEditor)editor).getViewer().setInput(((TermTreeEditor)editor).getTrees());
  54
  55         ((TermTreeEditor)editor).getViewer().setExpandedElements(expandedElements);
  56
  57     }
  58
  59     @CanExecute
  60     public boolean canExecute(
  61             @Named(IServiceConstants.ACTIVE_PART)MPart thisPart,
  62             MHandledMenuItem menuItem) {
  63         boolean canExecute = false;
  64         canExecute = thisPart.getObject() instanceof IFeatureTreeEditor;
  65         menuItem.setVisible(canExecute);
  66         return canExecute;
  67     }
  68 }