class ComboBoxWidgetViewImpl extends Composite implements ComboBoxWidgetView,
                                                                 ComboBoxView.ModelPresenter,
                                                                 HasValue<String> {

    @Override
    public void setComboBoxValues(final ListBoxValues valueListBoxValues) {
        this.listBoxValues = valueListBoxValues;
        valueComboBox.setCurrentTextValue("");
        valueComboBox.setListBoxValues(valueListBoxValues);
        valueComboBox.setShowCustomValues(true);
        if (dataModel.customValue != null && !dataModel.customValue.isEmpty()) {
            valueComboBox.addCustomValueToListBoxValues(currentValue,
                                                        "");
        }
    }

}