/// <summary> /// 更新一条数据 /// </summary> public bool Update(WebDemo.Model.WebDemo.LocationInfo model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update LocationInfo set "); strSql.Append("OperatorID=@OperatorID,"); strSql.Append("DateTime=@DateTime,"); strSql.Append("LocationX=@LocationX,"); strSql.Append("LocationY=@LocationY"); strSql.Append(" where ID=@ID"); SqlParameter[] parameters = { new SqlParameter("@OperatorID", SqlDbType.Int, 4), new SqlParameter("@DateTime", SqlDbType.DateTime), new SqlParameter("@LocationX", SqlDbType.Decimal, 9), new SqlParameter("@LocationY", SqlDbType.Decimal, 9), new SqlParameter("@ID", SqlDbType.Int, 4) }; parameters[0].Value = model.OperatorID; parameters[1].Value = model.DateTime; parameters[2].Value = model.LocationX; parameters[3].Value = model.LocationY; parameters[4].Value = model.ID; int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters); if (rows > 0) { return(true); } else { return(false); } }
/// <summary> /// 增加一条数据 /// </summary> public int Add(WebDemo.Model.WebDemo.LocationInfo model) { StringBuilder strSql = new StringBuilder(); strSql.Append("insert into LocationInfo("); strSql.Append("OperatorID,DateTime,LocationX,LocationY)"); strSql.Append(" values ("); strSql.Append("@OperatorID,@DateTime,@LocationX,@LocationY)"); strSql.Append(";select @@IDENTITY"); SqlParameter[] parameters = { new SqlParameter("@OperatorID", SqlDbType.Int, 4), new SqlParameter("@DateTime", SqlDbType.DateTime), new SqlParameter("@LocationX", SqlDbType.Decimal, 9), new SqlParameter("@LocationY", SqlDbType.Decimal, 9) }; parameters[0].Value = model.OperatorID; parameters[1].Value = model.DateTime; parameters[2].Value = model.LocationX; parameters[3].Value = model.LocationY; object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters); if (obj == null) { return(0); } else { return(Convert.ToInt32(obj)); } }
/// <summary> /// 得到一个对象实体 /// </summary> public WebDemo.Model.WebDemo.LocationInfo DataRowToModel(DataRow row) { WebDemo.Model.WebDemo.LocationInfo model = new WebDemo.Model.WebDemo.LocationInfo(); if (row != null) { if (row["ID"] != null && row["ID"].ToString() != "") { model.ID = int.Parse(row["ID"].ToString()); } if (row["OperatorID"] != null && row["OperatorID"].ToString() != "") { model.OperatorID = int.Parse(row["OperatorID"].ToString()); } if (row["DateTime"] != null && row["DateTime"].ToString() != "") { model.DateTime = DateTime.Parse(row["DateTime"].ToString()); } if (row["LocationX"] != null && row["LocationX"].ToString() != "") { model.LocationX = decimal.Parse(row["LocationX"].ToString()); } if (row["LocationY"] != null && row["LocationY"].ToString() != "") { model.LocationY = decimal.Parse(row["LocationY"].ToString()); } } return(model); }
private void ShowInfo(int ID) { WebDemo.BLL.WebDemo.LocationInfo bll = new WebDemo.BLL.WebDemo.LocationInfo(); WebDemo.Model.WebDemo.LocationInfo model = bll.GetModel(ID); this.lblID.Text = model.ID.ToString(); this.txtOperatorID.Text = model.OperatorID.ToString(); this.txtDateTime.Text = model.DateTime.ToString(); this.txtLocationX.Text = model.LocationX.ToString(); this.txtLocationY.Text = model.LocationY.ToString(); }
public void btnSave_Click(object sender, EventArgs e) { string strErr = ""; if (!PageValidate.IsNumber(txtOperatorID.Text)) { strErr += "OperatorID格式错误!\\n"; } if (!PageValidate.IsDateTime(txtDateTime.Text)) { strErr += "DateTime格式错误!\\n"; } if (!PageValidate.IsDecimal(txtLocationX.Text)) { strErr += "LocationX格式错误!\\n"; } if (!PageValidate.IsDecimal(txtLocationY.Text)) { strErr += "LocationY格式错误!\\n"; } if (strErr != "") { MessageBox.Show(this, strErr); return; } int ID = int.Parse(this.lblID.Text); int OperatorID = int.Parse(this.txtOperatorID.Text); DateTime DateTime = DateTime.Parse(this.txtDateTime.Text); decimal LocationX = decimal.Parse(this.txtLocationX.Text); decimal LocationY = decimal.Parse(this.txtLocationY.Text); WebDemo.Model.WebDemo.LocationInfo model = new WebDemo.Model.WebDemo.LocationInfo(); model.ID = ID; model.OperatorID = OperatorID; model.DateTime = DateTime; model.LocationX = LocationX; model.LocationY = LocationY; WebDemo.BLL.WebDemo.LocationInfo bll = new WebDemo.BLL.WebDemo.LocationInfo(); bll.Update(model); Maticsoft.Common.MessageBox.ShowAndRedirect(this, "保存成功!", "list.aspx"); }
/// <summary> /// 得到一个对象实体 /// </summary> public WebDemo.Model.WebDemo.LocationInfo GetModel(int ID) { StringBuilder strSql = new StringBuilder(); strSql.Append("select top 1 ID,OperatorID,DateTime,LocationX,LocationY from LocationInfo "); strSql.Append(" where ID=@ID"); SqlParameter[] parameters = { new SqlParameter("@ID", SqlDbType.Int, 4) }; parameters[0].Value = ID; WebDemo.Model.WebDemo.LocationInfo model = new WebDemo.Model.WebDemo.LocationInfo(); DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters); if (ds.Tables[0].Rows.Count > 0) { return(DataRowToModel(ds.Tables[0].Rows[0])); } else { return(null); } }