private void CalculateField(RecalculateFieldWrapper field)
{
var eval = new ExpressionEvaluator();
if (!eval.ParseForTable(field.Expression, Model))
{
field.SetResult(RecalculateFieldResult.Failure, "Failed to parse.");
return;
}
var count = 0;
var rowCount = Model.NumRows;
bool errorReported = false;
for (var i = 0; i < rowCount; i++)
{
if (!eval.CalculateForTableRow(i, field.Index))
{
if (!errorReported)
{
// report only the very first error
string s = "Failed to calculate expression for a row: " + i + ". " + eval.LastErrorMessage;
Logger.Current.Info(s);
errorReported = true;
}
continue;
}
count++;
}
if (count == rowCount)
{
field.SetResult(RecalculateFieldResult.Success, "Success");
}
else
{
field.SetResult(RecalculateFieldResult.SomeRows, string.Format("{0} from {1}", count, rowCount));
}
}
public void UpdateField(RecalculateFieldWrapper wrapper)
{
recalculateFieldsGrid1.Adapter.ReReadRecord(wrapper);
recalculateFieldsGrid1.Refresh();
}
