eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/editor/definedterm/e4/handler/OpenDefinedTermEditorHandlerE4.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
  10 package eu.etaxonomy.taxeditor.editor.definedterm.e4.handler;
  11 import java.util.List;
  12 import java.util.UUID;
  13 import java.util.stream.Collectors;
  14
  15 import org.eclipse.e4.core.di.annotations.Execute;
  16 import org.eclipse.e4.ui.model.application.MApplication;
  17 import org.eclipse.e4.ui.model.application.ui.basic.MPart;
  18 import org.eclipse.e4.ui.model.application.ui.basic.MPartStack;
  19 import org.eclipse.e4.ui.model.application.ui.menu.MHandledMenuItem;
  20 import org.eclipse.e4.ui.workbench.modeling.EModelService;
  21 import org.eclipse.e4.ui.workbench.modeling.EPartService;
  22 import org.eclipse.e4.ui.workbench.modeling.EPartService.PartState;
  23
  24 import eu.etaxonomy.cdm.model.common.TermType;
  25 import eu.etaxonomy.taxeditor.editor.definedterm.e4.DefinedTermEditorE4;
  26 import eu.etaxonomy.taxeditor.editor.definedterm.input.TermEditorInput;
  27 import eu.etaxonomy.taxeditor.workbench.WorkbenchUtility;
  28
  29
  30 /**
  31  *
  32  * @author pplitzner
  33  * @since Aug 22, 2017
  34  *
  35  */
  36 public class OpenDefinedTermEditorHandlerE4 {
  37
  38         @Execute
  39         public void execute(EPartService partService, MHandledMenuItem menuItem, MApplication application, EModelService modelService) {
  40
  41             String commandId = menuItem.getCommand().getElementId();
  42         UUID termTypeUuid = (UUID) menuItem.getTransientData().get(commandId+".termTypeUuid");
  43
  44                 TermType termType = TermType.getByUuid(termTypeUuid);
  45         TermEditorInput termEditorInput = new TermEditorInput(termType);
  46                 List<MPart> alreadyOpenedEditors = partService.getParts().stream()
  47                 .filter(part->part.getObject()!=null && part.getObject() instanceof DefinedTermEditorE4)
  48                 .filter(part->((DefinedTermEditorE4)part.getObject()).getDefinedTermEditorInput().getTermType().equals(termType))
  49                 .collect(Collectors.toList());
  50                 if(!alreadyOpenedEditors.isEmpty()){
  51                     //there should never be more than one already opened editor
  52                     //so we just open the first
  53                     partService.activate(alreadyOpenedEditors.iterator().next());
  54                 }
  55                 else{
  56                     MPart part = partService.createPart(eu.etaxonomy.taxeditor.store.AppModelId.PARTDESCRIPTOR_EU_ETAXONOMY_TAXEDITOR_EDITOR_DEFINEDTERM);
  57                     MPartStack editorAreaPartStack = WorkbenchUtility.getEditorAreaPartStack(application, modelService);
  58                     if(editorAreaPartStack!=null){
  59                         editorAreaPartStack.getChildren().add(part);
  60                     }
  61                     part = partService.showPart(part, PartState.ACTIVATE);
  62                     DefinedTermEditorE4 termEditor = (DefinedTermEditorE4) part.getObject();
  63                     termEditor.init(termEditorInput);
  64                 }
  65         }
  66
  67 }