//1、在Startup.cs文件ConfigureContainer中初始化打印配置
public void ConfigureContainer(ContainerBuilder builder)
{
       //初始化流程表，表里面必须有AuditStatus字段
           //初始化流程表，表里面必须有AuditStatus字段
            WorkFlowContainer.Instance
            //单表
            .Use<Demo_Product>(
                    "产品管理",
                    filterFields: x => new { x.Creator, x.Price, x.ProductCode, x.ProductName },
                    formFields: x => new { x.ProductCode, x.ProductName, x.Remark, x.Price, x.Creator, x.CreateDate }
                    )
            //主从表
            .Use<Demo_Order, Demo_OrderList>("订单管理",
                    //过滤条件字段
                    filterFields: x => new { x.OrderDate, x.OrderNo, x.OrderStatus, x.OrderType, x.Creator, x.CustomerId },
                    //审批界面显示表数据字段
                    formFields: x => new { x.OrderDate, x.OrderNo, x.OrderStatus, x.Remark },
                    //明细表显示的数据
                    formDetailFields: x => new { x.GoodsName, x.GoodsCode, x.Qty, x.Price, x.Specs, x.Img, x.CreateDate },
                    //默认是否自动提交(如果是草稿或待提交,新建的数据的时候不会进入流程，需要手动提交流程，见下面的手动提交流程示例)
                   // defaultAduitStatus: AuditStatus.草稿,
                    //审批界面审批表单可编辑的字段(字段必须在上面的formFields内)
                    editFields: x => new { x.OrderDate, x.OrderNo, x.OrderStatus, x.OrderType }
                )
                .Run();
}