protected ISmartFieldProposalForm createProposalForm() throws ProcessingException;

import org.eclipse.scout.commons.exception.ProcessingException;
import org.eclipse.scout.rt.client.ui.form.fields.button.IButton;
import org.eclipse.scout.rt.client.ui.form.fields.smartfield.ISmartField;
import org.eclipse.scout.rt.client.ui.form.fields.smartfield.SmartTableForm;

public class KeyStrokeSmartTableForm extends SmartTableForm {

  public KeyStrokeSmartTableForm(ISmartField<?> smartField) throws ProcessingException {
    super(smartField);
  }

  @Override
  protected void execInitForm() throws ProcessingException {
    super.execInitForm();
    getNewButton().setDisplayStyleInternal(IButton.DISPLAY_STYLE_DEFAULT);
  }

}

      @Order(10.0)
      public class SectorField extends AbstractSmartField<Long> {

        @Override
        protected String getConfiguredLabel() {
          return TEXTS.get("Sector");
        }

        @Override
        protected Class<? extends LookupCall> getConfiguredLookupCall() {
          return CompanySectorLookupCall.class;
        }

        @Order(10.0)
        public class NewSectorMenu extends AbstractMenu {

          @Override
          protected String getConfiguredText() {
            return TEXTS.get("NewSector_");
          }

          @Override
          protected boolean getConfiguredEmptySpaceAction() {
            return true;
          }

          @Override
          protected void execAction() throws ProcessingException {
            newAction();
          }

          @Override
          protected String getConfiguredKeyStroke() {
            return "F3";
          }
        }

        private void newAction() {
          // add desired action here         
        }

        public class F3KeyStroke extends AbstractKeyStroke {

          @Override
          protected String getConfiguredKeyStroke() {
            return "F3";
          }

          @Override
          protected void execAction() throws ProcessingException {
            newAction();
          }
        }
      }