/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(WebDemo.Model.WebDemo.MeterCurrentState model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update MeterCurrentState set ");
strSql.Append("StateValue=@StateValue,");
strSql.Append("StateInfo=@StateInfo,");
strSql.Append("UpdateTime=@UpdateTime");
strSql.Append(" where MeterID=@MeterID and StateCode=@StateCode ");
SqlParameter[] parameters =
{
new SqlParameter("@StateValue", SqlDbType.VarChar, 50),
new SqlParameter("@StateInfo", SqlDbType.VarChar, 50),
new SqlParameter("@UpdateTime", SqlDbType.DateTime),
new SqlParameter("@MeterID", SqlDbType.Int, 4),
new SqlParameter("@StateCode", SqlDbType.Int, 4)
};
parameters[0].Value = model.StateValue;
parameters[1].Value = model.StateInfo;
parameters[2].Value = model.UpdateTime;
parameters[3].Value = model.MeterID;
parameters[4].Value = model.StateCode;
int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 增加一条数据
/// </summary>
public bool Add(WebDemo.Model.WebDemo.MeterCurrentState model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into MeterCurrentState(");
strSql.Append("MeterID,StateCode,StateValue,StateInfo,UpdateTime)");
strSql.Append(" values (");
strSql.Append("@MeterID,@StateCode,@StateValue,@StateInfo,@UpdateTime)");
SqlParameter[] parameters =
{
new SqlParameter("@MeterID", SqlDbType.Int, 4),
new SqlParameter("@StateCode", SqlDbType.Int, 4),
new SqlParameter("@StateValue", SqlDbType.VarChar, 50),
new SqlParameter("@StateInfo", SqlDbType.VarChar, 50),
new SqlParameter("@UpdateTime", SqlDbType.DateTime)
};
parameters[0].Value = model.MeterID;
parameters[1].Value = model.StateCode;
parameters[2].Value = model.StateValue;
parameters[3].Value = model.StateInfo;
parameters[4].Value = model.UpdateTime;
int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public WebDemo.Model.WebDemo.MeterCurrentState DataRowToModel(DataRow row)
{
WebDemo.Model.WebDemo.MeterCurrentState model = new WebDemo.Model.WebDemo.MeterCurrentState();
if (row != null)
{
if (row["MeterID"] != null && row["MeterID"].ToString() != "")
{
model.MeterID = int.Parse(row["MeterID"].ToString());
}
if (row["StateCode"] != null && row["StateCode"].ToString() != "")
{
model.StateCode = int.Parse(row["StateCode"].ToString());
}
if (row["StateValue"] != null)
{
model.StateValue = row["StateValue"].ToString();
}
if (row["StateInfo"] != null)
{
model.StateInfo = row["StateInfo"].ToString();
}
if (row["UpdateTime"] != null && row["UpdateTime"].ToString() != "")
{
model.UpdateTime = DateTime.Parse(row["UpdateTime"].ToString());
}
}
return(model);
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public WebDemo.Model.WebDemo.MeterCurrentState GetModel(int MeterID, int StateCode)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 MeterID,StateCode,StateValue,StateInfo,UpdateTime from MeterCurrentState ");
strSql.Append(" where MeterID=@MeterID and StateCode=@StateCode ");
SqlParameter[] parameters =
{
new SqlParameter("@MeterID", SqlDbType.Int, 4),
new SqlParameter("@StateCode", SqlDbType.Int, 4)
};
parameters[0].Value = MeterID;
parameters[1].Value = StateCode;
WebDemo.Model.WebDemo.MeterCurrentState model = new WebDemo.Model.WebDemo.MeterCurrentState();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
private void ShowInfo(int MeterID, int StateCode)
{
WebDemo.BLL.WebDemo.MeterCurrentState bll = new WebDemo.BLL.WebDemo.MeterCurrentState();
WebDemo.Model.WebDemo.MeterCurrentState model = bll.GetModel(MeterID, StateCode);
this.lblMeterID.Text = model.MeterID.ToString();
this.lblStateCode.Text = model.StateCode.ToString();
this.lblStateValue.Text = model.StateValue;
this.lblStateInfo.Text = model.StateInfo;
this.lblUpdateTime.Text = model.UpdateTime.ToString();
}
protected void btnSave_Click(object sender, EventArgs e)
{
string strErr = "";
if (!PageValidate.IsNumber(txtMeterID.Text))
{
strErr += "MeterID格式错误！\\n";
}
if (!PageValidate.IsNumber(txtStateCode.Text))
{
strErr += "StateCode格式错误！\\n";
}
if (this.txtStateValue.Text.Trim().Length == 0)
{
strErr += "StateValue不能为空！\\n";
}
if (this.txtStateInfo.Text.Trim().Length == 0)
{
strErr += "StateInfo不能为空！\\n";
}
if (!PageValidate.IsDateTime(txtUpdateTime.Text))
{
strErr += "UpdateTime格式错误！\\n";
}
if (strErr != "")
{
MessageBox.Show(this, strErr);
return;
}
int MeterID = int.Parse(this.txtMeterID.Text);
int StateCode = int.Parse(this.txtStateCode.Text);
string StateValue = this.txtStateValue.Text;
string StateInfo = this.txtStateInfo.Text;
DateTime UpdateTime = DateTime.Parse(this.txtUpdateTime.Text);
WebDemo.Model.WebDemo.MeterCurrentState model = new WebDemo.Model.WebDemo.MeterCurrentState();
model.MeterID = MeterID;
model.StateCode = StateCode;
model.StateValue = StateValue;
model.StateInfo = StateInfo;
model.UpdateTime = UpdateTime;
WebDemo.BLL.WebDemo.MeterCurrentState bll = new WebDemo.BLL.WebDemo.MeterCurrentState();
bll.Add(model);
Maticsoft.Common.MessageBox.ShowAndRedirect(this, "保存成功！", "add.aspx");
}
