eu.etaxonomy.taxeditor.editor/src/main/java/eu/etaxonomy/taxeditor/editor/name/e4/handler/MoveSynonymToAnotherAcceptedTaxonHandlerE4.java

   1 package eu.etaxonomy.taxeditor.editor.name.e4.handler;
   2
   3 import java.util.HashSet;
   4 import java.util.Set;
   5 import java.util.UUID;
   6
   7 import javax.inject.Inject;
   8 import javax.inject.Named;
   9
  10 import org.apache.log4j.Logger;
  11 import org.eclipse.e4.core.di.annotations.CanExecute;
  12 import org.eclipse.e4.core.di.annotations.Execute;
  13 import org.eclipse.e4.ui.di.UISynchronize;
  14 import org.eclipse.e4.ui.model.application.MApplication;
  15 import org.eclipse.e4.ui.model.application.ui.basic.MPart;
  16 import org.eclipse.e4.ui.model.application.ui.menu.MHandledMenuItem;
  17 import org.eclipse.e4.ui.services.IServiceConstants;
  18 import org.eclipse.e4.ui.workbench.modeling.EModelService;
  19 import org.eclipse.e4.ui.workbench.modeling.EPartService;
  20 import org.eclipse.jface.viewers.IStructuredSelection;
  21 import org.eclipse.swt.widgets.Shell;
  22
  23 import eu.etaxonomy.cdm.model.taxon.Synonym;
  24 import eu.etaxonomy.cdm.model.taxon.TaxonNode;
  25 import eu.etaxonomy.taxeditor.editor.EditorUtil;
  26 import eu.etaxonomy.taxeditor.editor.e4.TaxonEditorInputE4;
  27 import eu.etaxonomy.taxeditor.editor.l10n.Messages;
  28 import eu.etaxonomy.taxeditor.editor.name.e4.TaxonNameEditorE4;
  29 import eu.etaxonomy.taxeditor.editor.name.e4.operation.MoveSynonymToAnotherAcceptedTaxonOperationE4;
  30 import eu.etaxonomy.taxeditor.editor.name.handler.NameEditorMenuPropertyTester;
  31 import eu.etaxonomy.taxeditor.model.AbstractUtility;
  32 import eu.etaxonomy.taxeditor.model.MessagingUtils;
  33 import eu.etaxonomy.taxeditor.operation.IPostOperationEnabled;
  34 import eu.etaxonomy.taxeditor.ui.dialog.selection.TaxonNodeSelectionDialog;
  35
  36 public class MoveSynonymToAnotherAcceptedTaxonHandlerE4 implements IPostOperationEnabled{
  37         private static final Logger logger = Logger
  38         .getLogger(MoveSynonymToAnotherAcceptedTaxonHandlerE4.class);
  39
  40         private TaxonNameEditorE4 editor;
  41
  42     private TaxonNode newParentNode;
  43
  44     private EPartService partService;
  45
  46     @Inject
  47     private EModelService modelService;
  48
  49     @Inject
  50     private MApplication application;
  51
  52     @Inject
  53     private MPart activePart;
  54
  55         @Execute
  56     public void execute(@Named(IServiceConstants.ACTIVE_PART)MPart activePart,
  57             @Named(IServiceConstants.ACTIVE_SELECTION)IStructuredSelection selection,
  58             @Named(IServiceConstants.ACTIVE_SHELL)Shell shell, EPartService partService,
  59             UISynchronize sync) {
  60
  61             this.activePart = activePart;
  62             this.partService = partService;
  63
  64         editor = (TaxonNameEditorE4) activePart.getObject();
  65
  66         TaxonEditorInputE4 input = editor.getEditorInput();
  67
  68                 if (!EditorUtil.forceUserSaveE4Editor(editor, shell)) {
  69                         return ;
  70                 }
  71
  72                 if (selection==null || !(selection.getFirstElement() instanceof Synonym)) {
  73                     MessagingUtils.warningDialog(Messages.MoveSynonymToAnotherAcceptedTaxonHandler_NO_SELECTION, this, Messages.MoveSynonymToAnotherAcceptedTaxonHandler_NO_SELECTION_MESSAGE);
  74                         logger.error("Selection does not contain a Synonym"); //$NON-NLS-1$
  75                         return ;
  76                 }
  77
  78                 Synonym synonym = (Synonym) selection.getFirstElement();
  79                 TaxonNode oldParent = input.getTaxonNode();
  80                 Set<UUID> excludeTaxa = new HashSet<>();
  81                 excludeTaxa.add(oldParent.getUuid());
  82
  83
  84                 newParentNode = TaxonNodeSelectionDialog.select(shell, //editor.getConversationHolder(),
  85                         Messages.MoveSynonymToAnotherAcceptedTaxonHandler_SELECT_ACC_TAXON, excludeTaxa,  input.getTaxonNode(), input.getTaxonNode().getClassification().getUuid());
  86
  87                 if(newParentNode!=null){
  88                    MoveSynonymToAnotherAcceptedTaxonOperationE4 operation = new MoveSynonymToAnotherAcceptedTaxonOperationE4(Messages.MoveSynonymToAnotherAcceptedTaxonHandler_CHANGE_ACC_TAXON, EditorUtil.getUndoContext(),
  89                             synonym.getUuid(), newParentNode.getTaxon(), this, editor);
  90
  91                     AbstractUtility.executeOperation(operation, sync);
  92                 }
  93         }
  94
  95     @CanExecute
  96     public boolean canExecute(@Named(IServiceConstants.ACTIVE_SELECTION)IStructuredSelection selection,
  97             MHandledMenuItem menuItem){
  98         boolean canExecute = false;
  99         if(selection.size()==1){
 100             Object selectedElement = selection.getFirstElement();
 101             canExecute =
 102                     NameEditorMenuPropertyTester.isSynonym(selectedElement)
 103                     && NameEditorMenuPropertyTester.isNotHomotypicSynonymOfAcceptedTaxon(selectedElement);
 104         }
 105         menuItem.setVisible(canExecute);
 106         return canExecute;
 107     }
 108
 109         @Override
 110         public boolean postOperation(Object objectAffectedByOperation) {
 111             editor.redraw();
 112                 return false;
 113         }
 114
 115         @Override
 116         public boolean onComplete() {
 117             partService.hidePart(activePart);
 118             EditorUtil.openTaxonNodeE4(newParentNode.getUuid(), modelService, partService, application);
 119                 return true;
 120         }
 121
 122 }