private void makeActions() {
    fAddAction =
        new Action(PDEUIMessages.RequiresSection_add) {
          @Override
          public void run() {
            handleAdd();
          }
        };
    fAddAction.setEnabled(isEditable());
    fGoToAction =
        new Action(PDEUIMessages.ImportPackageSection_goToPackage) {
          @Override
          public void run() {
            handleGoToPackage(fPackageViewer.getSelection());
          }
        };
    fRemoveAction =
        new Action(PDEUIMessages.RequiresSection_delete) {
          @Override
          public void run() {
            handleRemove();
          }
        };
    fRemoveAction.setEnabled(isEditable());

    fPropertiesAction =
        new Action(PDEUIMessages.ExportPackageSection_propertyAction) {
          @Override
          public void run() {
            handleOpenProperties();
          }
        };
  }
 private void calculateUses() {
   final IProject proj = getPage().getPDEEditor().getCommonProject();
   Action action = new CalculateUsesAction(proj, (IBundlePluginModelBase) getPage().getModel());
   action.run();
 }