子表行添加和子表行自动填充

        //=========================================================================提交后Activity4新增目标表单物资信息================================================================================================================
        if(childPaCategory != null && childPaCategory.Length > 0)
        {

            foreach(H3.DataModel.BizObject child in childPaCategory)
            {
                //供应商名称主表赋值给子表
                if((child["nameMaterial"] + string.Empty != null || child["nameMaterial"] + string.Empty != "") && (child["supplier"] + string.Empty == null || child["supplier"] + string.Empty == "")
                    && (this.Request.BizObject["joinPersonnel"] + string.Empty != null || this.Request.BizObject["joinPersonnel"] + string.Empty != ""))
                {
                    child["supplier"] = this.Request.BizObject["joinPersonnel"] + string.Empty;
                }
            }
        }
        // 新增物资的方法，在审批供应商时加载出所有数据
        if(actionName == "Submit" && this.Request.ActivityCode == "Activity4")
        {
            if(childPaCategory != null && childPaCategory.Length > 0)
            {
                // 加一个list集合,将数据添加至集合中
                List < H3.DataModel.BizObject > list = new List<H3.DataModel.BizObject>();
                //判断子表数据是否为空，不为空则保存
                if(childBoList != null)
                {
                    //先将原来的子表数据存起来
                    list.AddRange(childBoList);
                }
                foreach(H3.DataModel.BizObject child in childPaCategory)
                {
                    //new物资目录一个对象
                    H3.DataModel.BizObject targetBoCategory3 = new H3.DataModel.BizObject(this.Engine, schemaCategory3, this.Request.UserContext.UserId);
                    //物资名称
                    targetBoCategory3["nameMaterial"] = child["nameMaterial"] + string.Empty;
                    //规格型号
                    targetBoCategory3["specification"] = child["specification"] + string.Empty;
                    //物资出厂码
                    targetBoCategory3["MaterialFactoryCode"] = child["F1"] + string.Empty;
                    //物资类别
                    targetBoCategory3["categoryName1"] = child["categoryName1"] + string.Empty;
                    //物资类别负责人
                    targetBoCategory3["principal"] = child["principal"] + string.Empty;
                    //供应商名称
                    targetBoCategory3["joinPersonnel"] = child["supplier"] + string.Empty;
                    //计量单位
                    targetBoCategory3["measurement"] = child["measuringUnit"] + string.Empty;
                    //设置业务对象数据为生效状态
                    targetBoCategory3.Status = H3.DataModel.BizObjectStatus.Effective;
                    //目标表单创建
                    targetBoCategory3.Create();
                    //=========================================================================提交后Activity4更新本表单物资信息================================================================================================================

                    string sqlchildBo = "select * from i_D150516category3 where  ObjectId='" + targetBoCategory3.ObjectId + "'";
                    System.Data.DataTable  dt = this.Request.Engine.Query.QueryTable(sqlchildBo, null);
                    foreach(System.Data.DataRow row in dt.Rows)
                    {
                        //new一个采购清单业务对象
                        H3.DataModel.BizObject childBoList1 = new H3.DataModel.BizObject(this.Request.Engine, schemation.GetChildSchema("D150516shoppingList"), H3.Organization.User.SystemUserId);

                        {
                            //数据添加采购清单
                            //规格型号
                            childBoList1["specifications"] = row["ObjectId"];
                            //物资名称
                            childBoList1["materialName"] = row["nameMaterial"];
                            //物资出厂码
                            childBoList1["MaterialFactoryCode"] = row["MaterialFactoryCode"];
                            //物资编码
                            childBoList1["MaterialFactoryCodes"] = row["SeqNo"];
                            //物资类别
                            childBoList1["categoryName1"] = row["categoryName1"];
                            //计量单位
                            childBoList1["measuringUnit"] = row["measurement"];
                            list.Add(childBoList1);
                        }
                        //将新的子表数据集合赋值到子表控件
                        targetBoPA["D150516shoppingList"] = list.ToArray();
                        //更新主表数据
                        targetBoPA.Update();

                    }
                }

            }
        }

 写在base.OnSubmit(actionName, postValue, response);后面以免照成新增后，目标子表无法被自动填充

objectid根据目标新建表单获得对应的数据id

一条数据填充一条子表行，因此要放在同一个循环中

要和清除子表行合作使用，否则会有一个空白行，这样会照成一个问题，会让其他表单向本表单添加数据，子表数据会被清除

 前端判断

if( $.SmartForm.ResponseContext.FormMode == 2 ) {
controlManager1.ClearRows();//清除子表行
}