QCharsetMatch QCharsetDetector::detect()
{
// Just call QCharsetDetector::detectAll() and take the first
// match here instead of using ucsdet_detect() to get only a
// single match. The list returned by ucsdet_detectAll() maybe
// tweaked a bit in QCharsetDetector::detectAll() to improve
// the quality of the detection. Therefore, the first element
// of the list returned by QCharsetDetector::detectAll() may
// differ from the single match returned by ucsdet_detect().
Q_D(QCharsetDetector);
QList<QCharsetMatch> qCharsetMatchList = detectAll();
if(hasError()) {
qWarning() << __PRETTY_FUNCTION__ << errorString();
return QCharsetMatch();
}
if (qCharsetMatchList.isEmpty()) {
// should never happen, because detectAll() already sets an
// error if no matches are found which the previous
// if(hasError()) should detect.
d->_status = U_CE_NOT_FOUND_ERROR;
qWarning() << __PRETTY_FUNCTION__
<< "no matches found at all" << errorString();
return QCharsetMatch();
}
return qCharsetMatchList.first();
}
const CharsetMatch *CharsetDetector::detect(UErrorCode &status)
{
int32_t maxMatchesFound = 0;
detectAll(maxMatchesFound, status);
if(maxMatchesFound > 0) {
return resultArray[0];
} else {
return NULL;
}
}
