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.ArrayList;
   4 import java.util.List;
   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.common.CdmBase;
  24 import eu.etaxonomy.cdm.model.taxon.Synonym;
  25 import eu.etaxonomy.cdm.model.taxon.Taxon;
  26 import eu.etaxonomy.cdm.model.taxon.TaxonNode;
  27 import eu.etaxonomy.taxeditor.editor.EditorUtil;
  28 import eu.etaxonomy.taxeditor.editor.e4.TaxonEditorInputE4;
  29 import eu.etaxonomy.taxeditor.editor.l10n.Messages;
  30 import eu.etaxonomy.taxeditor.editor.name.e4.TaxonNameEditorE4;
  31 import eu.etaxonomy.taxeditor.editor.name.e4.operation.MoveSynonymToAnotherAcceptedTaxonOperationE4;
  32 import eu.etaxonomy.taxeditor.editor.name.handler.NameEditorMenuPropertyTester;
  33 import eu.etaxonomy.taxeditor.model.AbstractUtility;
  34 import eu.etaxonomy.taxeditor.model.MessagingUtils;
  35 import eu.etaxonomy.taxeditor.operation.IPostOperationEnabled;
  36 import eu.etaxonomy.taxeditor.ui.dialog.selection.TaxonNodeSelectionDialog;
  37
  38 public class MoveSynonymToAnotherAcceptedTaxonHandlerE4 implements IPostOperationEnabled{
  39         private static final Logger logger = Logger
  40         .getLogger(MoveSynonymToAnotherAcceptedTaxonHandlerE4.class);
  41
  42         private TaxonNameEditorE4 editor;
  43
  44     private TaxonNode newParentNode;
  45
  46     private EPartService partService;
  47
  48     @Inject
  49     private EModelService modelService;
  50
  51     @Inject
  52     private MApplication application;
  53
  54     @Inject
  55     private MPart activePart;
  56
  57         @Execute
  58     public void execute(@Named(IServiceConstants.ACTIVE_PART)MPart activePart,
  59             @Named(IServiceConstants.ACTIVE_SELECTION)IStructuredSelection selection,
  60             @Named(IServiceConstants.ACTIVE_SHELL)Shell shell, EPartService partService,
  61             UISynchronize sync) {
  62
  63             this.activePart = activePart;
  64             this.partService = partService;
  65
  66         editor = (TaxonNameEditorE4) activePart.getObject();
  67
  68         TaxonEditorInputE4 input = editor.getEditorInput();
  69
  70                 if (!EditorUtil.forceUserSaveE4Editor(editor, shell)) {
  71                         return ;
  72                 }
  73
  74                 if (selection==null || !(selection.getFirstElement() instanceof Synonym)) {
  75                     MessagingUtils.warningDialog(Messages.MoveSynonymToAnotherAcceptedTaxonHandler_NO_SELECTION, this, Messages.MoveSynonymToAnotherAcceptedTaxonHandler_NO_SELECTION_MESSAGE);
  76                         logger.error("Selection does not contain a Synonym"); //$NON-NLS-1$
  77                         return ;
  78                 }
  79
  80                 Synonym synonym = (Synonym) selection.getFirstElement();
  81                 Taxon oldParent = input.getTaxon();
  82                 List<UUID> excludeTaxa = new ArrayList<UUID>();
  83                 excludeTaxa.add(oldParent.getUuid());
  84
  85
  86                 newParentNode = TaxonNodeSelectionDialog.select(shell, //editor.getConversationHolder(),
  87                         Messages.MoveSynonymToAnotherAcceptedTaxonHandler_SELECT_ACC_TAXON, excludeTaxa,  input.getTaxonNode(), input.getTaxonNode().getClassification());
  88
  89                 if(newParentNode!=null){
  90                    MoveSynonymToAnotherAcceptedTaxonOperationE4 operation = new MoveSynonymToAnotherAcceptedTaxonOperationE4(Messages.MoveSynonymToAnotherAcceptedTaxonHandler_CHANGE_ACC_TAXON, EditorUtil.getUndoContext(),
  91                             synonym.getUuid(), newParentNode.getTaxon(), this, editor);
  92
  93                     AbstractUtility.executeOperation(operation, sync);
  94                 }
  95         }
  96
  97     @CanExecute
  98     public boolean canExecute(@Named(IServiceConstants.ACTIVE_SELECTION)IStructuredSelection selection,
  99             MHandledMenuItem menuItem){
 100         boolean canExecute = false;
 101         Object selectedElement = selection.getFirstElement();
 102         canExecute =
 103                 NameEditorMenuPropertyTester.isSynonym(selectedElement)
 104                         && NameEditorMenuPropertyTester.isNotHomotypicSynonymOfAcceptedTaxon(selectedElement);
 105
 106         menuItem.setVisible(canExecute);
 107         return canExecute;
 108     }
 109
 110         @Override
 111         public boolean postOperation(CdmBase objectAffectedByOperation) {
 112             editor.redraw();
 113                 return false;
 114         }
 115
 116         @Override
 117         public boolean onComplete() {
 118             partService.hidePart(activePart);
 119             EditorUtil.openTaxonNodeE4(newParentNode.getUuid(), modelService, partService, application);
 120                 return true;
 121         }
 122
 123 }