case Constants.Constants.FieldTypes.None:
                        lstDataItem.Add(new None(_t.Int(field.Id), _t.Bool(field.Mandatory), _t.Bool(field.ReadOnly),
                            fieldTranslation.Text, fieldTranslation.Description, field.Color,
                            _t.Int(field.DisplayIndex), _t.Bool(field.Dummy)));
                        break;