private void evalGroupLineNumber(cReportFormulaInt fint)
{
if (fint.getVariables().item(C_GROUPLINENUMBER) == null)
{
fint.getVariables().add(null, C_GROUPLINENUMBER);
}
cReportVariable w_item = fint.getVariables().item(C_GROUPLINENUMBER);
// the LineNumber function is for numbers
w_item.setValue(
m_report.getGroupLineNumber(
int.Parse(fint.getParameters().item(cReportGlobals.C_KEYINDEXGROUP).getValue())));
}