eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/editor/definedterm/e4/handler/CreateDefinedTermHandlerE4.java

   1 /**
   2  * Copyright (C) 2009 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.editor.definedterm.e4.handler;
  10
  11 import javax.inject.Named;
  12
  13 import org.eclipse.core.commands.operations.IUndoContext;
  14 import org.eclipse.e4.core.di.annotations.CanExecute;
  15 import org.eclipse.e4.core.di.annotations.Execute;
  16 import org.eclipse.e4.core.di.annotations.Optional;
  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
  21 import eu.etaxonomy.cdm.model.common.DefinedTermBase;
  22 import eu.etaxonomy.cdm.model.common.Marker;
  23 import eu.etaxonomy.cdm.model.common.MarkerType;
  24 import eu.etaxonomy.cdm.model.common.TermBase;
  25 import eu.etaxonomy.cdm.model.common.TermVocabulary;
  26 import eu.etaxonomy.taxeditor.editor.definedterm.e4.DefinedTermEditorE4;
  27 import eu.etaxonomy.taxeditor.editor.definedterm.operation.CreateDefinedTermOperation;
  28 import eu.etaxonomy.taxeditor.model.AbstractUtility;
  29 import eu.etaxonomy.taxeditor.operation.AbstractPostOperation;
  30 import eu.etaxonomy.taxeditor.store.StoreUtil;
  31
  32 /**
  33  *
  34  * @author pplitzner
  35  * @since Aug 22, 2017
  36  *
  37  */
  38 public class CreateDefinedTermHandlerE4 {
  39
  40     @Execute
  41     public void execute(@Named(IServiceConstants.ACTIVE_PART) MPart activePart,
  42             @Optional@Named(IServiceConstants.ACTIVE_SELECTION) TermBase termBase, MHandledMenuItem menuItem) {
  43
  44         DefinedTermEditorE4 termEditor = (DefinedTermEditorE4) activePart.getObject();
  45
  46         boolean addTermAsKindOf =
  47                 menuItem.getCommand().getElementId().equals("eu.etaxonomy.taxeditor.editor.definedTerms.newKindOfTerm")?true:false;
  48
  49         String label = menuItem.getLocalizedLabel();
  50         IUndoContext undoContext = StoreUtil.getUndoContext();
  51
  52         AbstractPostOperation operation =
  53                 new CreateDefinedTermOperation(label,
  54                         undoContext,
  55                         termBase,
  56                         termEditor.getDefinedTermEditorInput(),
  57                         termEditor, addTermAsKindOf);
  58         AbstractUtility.executeOperation(operation);
  59
  60     }
  61
  62     @CanExecute
  63     public boolean canExecute(@Named(IServiceConstants.ACTIVE_SELECTION) TermBase termBase){
  64         if (termBase == null){
  65             return true;
  66         }
  67
  68         TermVocabulary vocabulary = null;
  69
  70         if(termBase instanceof DefinedTermBase){
  71             vocabulary = ((DefinedTermBase) termBase).getVocabulary();
  72         }else if(termBase instanceof TermVocabulary){
  73             vocabulary = (TermVocabulary) termBase;
  74         }
  75
  76         if(vocabulary == null){
  77             return true;
  78         }
  79
  80         for(Marker vocabularyMarker : vocabulary.getMarkers()){
  81             if(vocabularyMarker.getMarkerType().equals(MarkerType.MODIFIABLE())){
  82                 return vocabularyMarker.getValue();
  83             }
  84         }
  85
  86         return true;
  87     }
  88
  89 }