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

   1
   2 package eu.etaxonomy.taxeditor.featuretree.e4.handler;
   3
   4 import javax.inject.Named;
   5
   6 import org.eclipse.e4.core.di.annotations.CanExecute;
   7 import org.eclipse.e4.core.di.annotations.Execute;
   8 import org.eclipse.e4.core.di.annotations.Optional;
   9 import org.eclipse.e4.ui.model.application.ui.basic.MPart;
  10 import org.eclipse.e4.ui.model.application.ui.menu.MHandledMenuItem;
  11 import org.eclipse.e4.ui.services.IServiceConstants;
  12 import org.eclipse.jface.viewers.IStructuredSelection;
  13
  14 import eu.etaxonomy.cdm.persistence.dto.TermNodeDto;
  15 import eu.etaxonomy.taxeditor.featuretree.e4.TermTreeEditor;
  16
  17 public class CopyTermHandler {
  18
  19     @Execute
  20     public void execute(@Named(IServiceConstants.ACTIVE_PART) MPart part,
  21             @Named(IServiceConstants.ACTIVE_SELECTION) IStructuredSelection selection){
  22         ((TermTreeEditor) part.getObject()).copy(selection);
  23     }
  24
  25     @CanExecute
  26     public boolean canExecute(@Optional @Named(IServiceConstants.ACTIVE_SELECTION) IStructuredSelection selection,
  27             @Named(IServiceConstants.ACTIVE_PART) MPart part,
  28             MHandledMenuItem menuItem){
  29         boolean canExecute = false;
  30         canExecute =part.getObject() instanceof TermTreeEditor
  31                 && selection!=null
  32                 && selection.size()==1
  33                 && selection.getFirstElement() instanceof TermNodeDto;
  34         menuItem.setVisible(canExecute);
  35         return canExecute;
  36     }
  37
  38 }