private static void Filter(ref VirtualDataTable aTable, string RowFilter, ref bool TableNeedsDispose, string aName)
{
RowFilter = RowFilter.Trim();
if (string.IsNullOrEmpty(RowFilter))
{
if (aTable.TableName != aName)
{
VirtualDataTable nTable = aTable.FilterData(aName, null);
if (aTable != null && TableNeedsDispose)
{
aTable.Dispose();
}
aTable = nTable;
TableNeedsDispose = true;
}
return;
}
int fPos = RowFilter.IndexOf(ReportTag.StrOpenParen);
if (fPos > 2)
{
if (String.Equals(RowFilter.Substring(0, fPos).Trim(), ReportTag.ConfigTag(ConfigTagEnum.Distinct), StringComparison.InvariantCultureIgnoreCase))
{
if (RowFilter[RowFilter.Length - 1] != ReportTag.StrCloseParen)
{
FlxMessages.ThrowException(FlxErr.ErrInvalidFilterParen, RowFilter);
}
VirtualDataTable bTable = aTable.GetDistinct(aName, GetColumnsForDistinct(aTable, RowFilter.Substring(fPos + 1, RowFilter.Length - fPos - 2)));
if (aTable != null && TableNeedsDispose)
{
aTable.Dispose();
}
aTable = bTable;
TableNeedsDispose = true;
return;
}
}
VirtualDataTable cTable = aTable.FilterData(aName, RowFilter);
if (aTable != null && TableNeedsDispose)
{
aTable.Dispose();
}
aTable = cTable;
TableNeedsDispose = true;
}
public override VirtualDataTable GetDistinct(string newDataName, int[] filterFields)
{
return(new TTopDataTable(newDataName, this, ActualData.GetDistinct(newDataName, filterFields), TopCount));
}
