Example of lookupReference

public Common lookupReference(FormReferenceControl _formReferenceControl)
{
    SysReferenceTableLookup     sysRefTableLookup;
    Query                       lookupQuery = new Query();
    QueryBuildDataSource        lookupQueryDataSource;
 
    sysRefTableLookup = SysReferenceTableLookup::newParameters(tableNum(RetailChannelProfile), _formReferenceControl);
 
    sysRefTableLookup.addLookupfield(fieldNum(RetailChannelProfile, Name));
    sysRefTableLookup.addLookupfield(fieldNum(RetailChannelProfile, ChannelProfileType));
 
    lookupQueryDataSource = lookupQuery.addDataSource(tableNum(RetailChannelProfile));
 
    lookupQueryDataSource.addRange(fieldNum(RetailChannelProfile, ChannelProfileType)).value(queryValue(RetailChannelProfileType::K3CallCenter));
 
    sysRefTableLookup.parmQuery(lookupQuery);
 
    return sysRefTableLookup.performFormLookup();
}