eu.etaxonomy.taxeditor.editor/src/main/java/eu/etaxonomy/taxeditor/editor/descriptiveDataSet/handler/DescriptiveDataSetRemoveTaxonHandler.java

   1
   2 package eu.etaxonomy.taxeditor.editor.descriptiveDataSet.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.ui.model.application.ui.basic.MPart;
   9 import org.eclipse.e4.ui.model.application.ui.menu.MMenuItem;
  10 import org.eclipse.e4.ui.services.IServiceConstants;
  11 import org.eclipse.jface.viewers.IStructuredSelection;
  12
  13 import eu.etaxonomy.taxeditor.editor.descriptiveDataSet.DescriptiveDataSetEditor;
  14
  15 public class DescriptiveDataSetRemoveTaxonHandler {
  16         @Execute
  17         public void execute(@Named(IServiceConstants.ACTIVE_PART)MPart activePart) {
  18             DescriptiveDataSetEditor editor = (DescriptiveDataSetEditor) activePart.getObject();
  19             editor.removeSelectedTaxonNodes();
  20         }
  21
  22
  23         @CanExecute
  24         public boolean canExecute(@Named(IServiceConstants.ACTIVE_SELECTION)IStructuredSelection selection,
  25                 @Named(IServiceConstants.ACTIVE_PART)MPart activePart,
  26                 MMenuItem menuItem) {
  27             boolean canExecute = false;
  28             canExecute = !selection.isEmpty() && activePart.getObject() instanceof DescriptiveDataSetEditor;
  29                 menuItem.setVisible(canExecute);
  30                 return canExecute;
  31         }
  32
  33 }