/// <summary> /// 得到一个对象实体 /// </summary> public ERM.MDL.District Find(int DistrictID) { StringBuilder strSql = new StringBuilder(); strSql.Append("select "); strSql.Append(" DistrictID,DistrictName,OrderIndex,TempID "); strSql.Append(" from District "); strSql.Append(" where DistrictID=" + DistrictID + " "); ERM.MDL.District model = new ERM.MDL.District(); DataSet ds = DbHelperOleDb.Query(strSql.ToString()); if (ds.Tables[0].Rows.Count > 0) { model.DistrictName = ds.Tables[0].Rows[0]["DistrictName"].ToString(); if (ds.Tables[0].Rows[0]["DistrictID"].ToString() != "") { model.DistrictID = int.Parse(ds.Tables[0].Rows[0]["DistrictID"].ToString()); } if (ds.Tables[0].Rows[0]["OrderIndex"].ToString() != "") { model.OrderIndex = int.Parse(ds.Tables[0].Rows[0]["OrderIndex"].ToString()); } if (ds.Tables[0].Rows[0]["TempID"].ToString() != "") { model.TempID = int.Parse(ds.Tables[0].Rows[0]["TempID"].ToString()); } return(model); } else { return(null); } }
/// <summary> /// 增加一条数据 /// </summary> public void Add(ERM.MDL.District model) { StringBuilder strSql = new StringBuilder(); StringBuilder strSql1 = new StringBuilder(); StringBuilder strSql2 = new StringBuilder(); if (model.DistrictName != null) { strSql1.Append("DistrictName,"); strSql2.Append("'" + model.DistrictName + "',"); } if (model.DistrictID != null) { strSql1.Append("DistrictID,"); strSql2.Append("" + model.DistrictID + ","); } if (model.OrderIndex != null) { strSql1.Append("OrderIndex,"); strSql2.Append("" + model.OrderIndex + ","); } if (model.TempID != null) { strSql1.Append("TempID,"); strSql2.Append("" + model.TempID + ","); } strSql.Append("insert into District("); strSql.Append(strSql1.ToString().Remove(strSql1.Length - 1)); strSql.Append(")"); strSql.Append(" values ("); strSql.Append(strSql2.ToString().Remove(strSql2.Length - 1)); strSql.Append(")"); DbHelperOleDb.ExecuteSql(strSql.ToString()); }
/// <summary> /// 更新一条数据 /// </summary> public void Update(ERM.MDL.District model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update District set "); strSql.Append("DistrictName='" + model.DistrictName + "',"); strSql.Append("DistrictID=" + model.DistrictID + ","); strSql.Append("OrderIndex=" + model.OrderIndex + ","); strSql.Append("TempID=" + model.TempID + ""); strSql.Append(" where DistrictID=" + model.DistrictID + " "); DbHelperOleDb.ExecuteSql(strSql.ToString()); }
/// <summary> /// 给控件赋值 /// </summary> private void SetData() { District = DistrictDB.Find(this.districtID); this.txtDistrictName.Text = District.DistrictName; this.numOrderIndex.Value = District.OrderIndex; }