/** Reimplementation. */
void CLexiconKeyChooser::refreshContent() {
if (m_modules.count() == 1) {
m_widget->reset(&m_modules.first()->entries(), 0, true);
// qWarning("resetted");
}
else {
using EntryMap = std::multimap<unsigned int, QStringList const *>;
EntryMap entryMap;
QListIterator<const CSwordLexiconModuleInfo*> mit(m_modules);
while (mit.hasNext()) {
const QStringList &entries = mit.next()->entries();
entryMap.insert( std::make_pair(entries.count(), &entries) );
}
QStringList goodEntries; //The string list which contains the entries which are available in all modules
EntryMap::iterator it = entryMap.begin(); //iterator to go thoigh all selected modules
QStringList refEntries = *(it->second); //copy the items for the first time
const QStringList *cmpEntries = (++it)->second; //list for comparision, starts with the second module in the map
// Testing for refEntries being empty is not needed for the set union
// of all keys, but is a good idea since it is being updated in the
// loop. It is necessary for set intersection and prevents a crash.
while (it != entryMap.end() && (refEntries.begin() != refEntries.end())) {
std::set_union(
refEntries.begin(), --(refEntries.end()), //--end() is the last valid entry
cmpEntries->begin(), --(cmpEntries->end()),
std::back_inserter(goodEntries), //append valid entries to the end of goodEntries
my_cmpEntries //ci_cmpEntries is the comparision function
);
cmpEntries = ( ++it )->second; //this is a pointer to the string list of a new module
/*
* use the good entries for next comparision,
* because the final list can only have the entries of goodEntries as maxiumum
*/
refEntries = goodEntries;
};
m_widget->reset(goodEntries, 0, true); //write down the entries
} //end of ELSE
}
void BackendSelection::Init(void)
{
EntryMap::Iterator it;
EntryMap ourMap;
DeviceLocation *pDevLoc;
SSDPCacheEntries *pEntries = SSDPCache::Instance()->Find( gBackendURI );
if (!pEntries)
{
VERBOSE(VB_GENERAL, "Found zero backends, bailing");
return;
}
pEntries->AddRef();
pEntries->Lock();
EntryMap *pMap = pEntries->GetEntryMap();
for (it = pMap->begin(); it != pMap->end(); ++it)
{
pDevLoc = (DeviceLocation *)*it;
if (!pDevLoc)
continue;
pDevLoc->AddRef();
ourMap.insert(pDevLoc->m_sUSN, pDevLoc);
}
pEntries->Unlock();
pEntries->Release();
for (it = ourMap.begin(); it != ourMap.end(); ++it)
{
pDevLoc = (DeviceLocation *)*it;
AddItem(pDevLoc); // this does a Release()
}
}
