public void Delete (int index)
{
if (!IsOpen)
throw new DataException ("DataView is not open.");
if (_lastAdded != null && index == Count) {
CompleteLastAdded (false);
return;
}
if (!AllowDelete)
throw new DataException ("Cannot delete on a DataSource where AllowDelete is false.");
if (index > rowCache.Length)
throw new IndexOutOfRangeException ("There is no row at position: " + index + ".");
DataRowView row = rowCache [index];
row.Row.Delete ();
}
void removeExpiredRows(DataTable table, string expiredColumnName) {
string filter = string.Format(CultureInfo.InvariantCulture, "{0} < #{1}#",
expiredColumnName, DateTime.Now);
DataView view = new DataView(table, filter, null, DataViewRowState.CurrentRows);
for (int i = view.Count - 1; i >= 0; i--)
view.Delete(i);
}
