private void LatestButton_Click(object sender, EventArgs e) { var dt = WeatherSQLite.GetLatest(Convert.ToInt32(AreaIdTextBox.Text)); if (dt.Rows.Count > 0) { DataDateLabel.Text = dt.Rows[0]["DataDate"].ToString(); ConditionLabel.Text = dt.Rows[0]["Condition"].ToString(); TemperatureLabel.Text = FloatHelper.RoundString(Convert.ToSingle(dt.Rows[0]["Temperature"]), Temperature.DecimalPoint) + Temperature.UnitName; } }