void DataMatrix::_resetFieldStrings() {
const QMap<QString, QString> meta_strings = dataSource()->matrix().metaStrings(_field);
QStringList fieldStringKeys = _fieldStrings.keys();
// remove field strings that no longer need to exist
readLock();
for (int i=0; i<fieldStringKeys.count(); i++) {
QString key = fieldStringKeys.at(i);
if (!meta_strings.contains(key)) {
StringPtr sp = _fieldStrings[key];
_fieldStrings.remove(key);
sp = 0L;
}
}
// find or insert strings, to set their value
QMapIterator<QString, QString> it(meta_strings);
while (it.hasNext()) {
it.next();
QString key = it.key();
StringPtr sp;
if (!_fieldStrings.contains(key)) { // insert a new one
_fieldStrings.insert(key, sp = store()->createObject<String>());
sp->setProvider(this);
sp->setSlaveName(key);
} else { // find it
sp = _fieldStrings[key];
}
sp->setValue(it.value());
}
unlock();
}
void BasicPlugin::setOutputString(const QString &type, const QString &name) {
QString txt = !name.isEmpty() ? name : type;
Q_ASSERT(store());
StringPtr s = store()->createObject<String>();
s->setProvider(this);
s->setSlaveName(txt);
s->setOrphan(false);
_outputStrings.insert(type, s);
}
