+
+ std::string aFilterID = theFilterID;
+ if (aFilter->isMultiple()) { // check that there is already such filter, so, increment ID
+ std::list<std::string> aFilters;
+ data()->allGroups(aFilters);
+ for(int anID = 0; true; anID++) {
+ if (anID != 0) {
+ std::ostringstream aStream;
+ aStream<<"_"<<anID<<"_"<<theFilterID;
+ aFilterID = aStream.str();
+ }
+ std::list<std::string>::iterator aFiltersIDs = aFilters.begin();
+ for(; aFiltersIDs != aFilters.end(); aFiltersIDs++) {
+ if (*aFiltersIDs == aFilterID)
+ break;
+ }
+ if (aFiltersIDs == aFilters.end())
+ break;
+ }
+ }
+