eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/handler/defaultHandler/DefaultOpenClassificationWizardHandler.java

   1 package eu.etaxonomy.taxeditor.handler.defaultHandler;
   2
   3 import java.util.UUID;
   4
   5 import org.eclipse.core.commands.AbstractHandler;
   6 import org.eclipse.core.commands.ExecutionEvent;
   7 import org.eclipse.core.commands.ExecutionException;
   8 import org.eclipse.core.commands.ParameterType;
   9 import org.eclipse.core.commands.common.NotDefinedException;
  10 import org.eclipse.jface.viewers.ISelection;
  11 import org.eclipse.jface.viewers.IStructuredSelection;
  12 import org.eclipse.jface.wizard.WizardDialog;
  13 import org.eclipse.ui.PlatformUI;
  14 import org.eclipse.ui.handlers.HandlerUtil;
  15
  16 import eu.etaxonomy.cdm.api.service.IClassificationService;
  17 import eu.etaxonomy.cdm.model.taxon.Classification;
  18 import eu.etaxonomy.taxeditor.model.MessagingUtils;
  19 import eu.etaxonomy.taxeditor.newWizard.NewClassificationWizard;
  20 import eu.etaxonomy.taxeditor.store.CdmStore;
  21
  22 public class DefaultOpenClassificationWizardHandler extends AbstractHandler {
  23
  24     @Override
  25     public Object execute(ExecutionEvent event) throws ExecutionException {
  26         String commandId = event.getCommand().getId();
  27         String uuidParameterId = commandId+".uuid";
  28         //check if uuid parameter is set
  29         if(event.getParameter(uuidParameterId)!=null){
  30             Object object = event.getObjectParameterForExecution(uuidParameterId);
  31             ParameterType parameterType;
  32             try {
  33                 parameterType = event.getCommand().getParameterType(uuidParameterId);
  34                 if(parameterType.isCompatible(object)){
  35                     Classification classification = CdmStore.getService(IClassificationService.class).load((UUID) object);
  36                     openClassificationWizard(event, classification);
  37                 }
  38             } catch (NotDefinedException e) {
  39                 MessagingUtils.error(DefaultOpenClassificationWizardHandler.class, "Error while opening classification!", e);
  40             }
  41         }
  42         //if not try current selection
  43         else{
  44             ISelection selection = HandlerUtil.getCurrentSelection(event);
  45
  46             if(selection instanceof IStructuredSelection){
  47                 final IStructuredSelection structuredSelection = (IStructuredSelection) selection;
  48
  49                 if(structuredSelection.size() == 1 && structuredSelection.getFirstElement() instanceof Classification){
  50                     Classification classification = (Classification) structuredSelection.getFirstElement();
  51                     openClassificationWizard(event, classification);
  52                 }
  53             }
  54         }
  55         return null;
  56     }
  57
  58     private void openClassificationWizard(ExecutionEvent event, Classification classification) {
  59         NewClassificationWizard classificationWizard = new NewClassificationWizard();
  60         classificationWizard.init(null, null);
  61         classificationWizard.setEntity(classification);
  62         WizardDialog dialog = new WizardDialog(PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell(), classificationWizard);
  63         dialog.open();
  64     }
  65
  66 }