◆vs2010 winform 水晶报表 怎么给未绑定字段UnboundString赋值

◆vs2010 winform 水晶报表 如何给未绑定字段UnboundString赋值◆
如题，谢谢

[解决办法]

C# code

 ParameterFields parameterFields = LoadOrderInfo(orderInfo);this.crystalReportViewer1.ParameterFieldInfo = parameterFields;    private ParameterFields LoadOrderInfo(receiveShipmentOrder orderview)        {            ParameterFields orderInfo = new ParameterFields();            if (orderview != null)            {                orderInfo.Add(GetParameterField("supplierName", orderview.supplier.name));                orderInfo.Add(GetParameterField("name", orderview.createUser.name));                string state="";                orderInfo.Add(GetParameterField("state", state));                orderInfo.Add(GetParameterField("receiveCode", orderview.code));            }            return orderInfo;        }        //设置参数字段        private ParameterField GetParameterField(string name, string value)        {            ParameterField field = new ParameterField();            ParameterDiscreteValue fieldValue = new ParameterDiscreteValue();            field.ParameterFieldName = name;            fieldValue.Value = value;            field.CurrentValues.Add(fieldValue);            return field;        }