}
bool BufferSyncer::setLastSeen(BufferId buffer, const QDateTime &time) {
- if(_lastSeen[buffer] < time) {
+ if(!time.isValid()) return false;
+ if(!lastSeen(buffer).isValid() || lastSeen(buffer) < time) {
_lastSeen[buffer] = time;
emit lastSeenSet(buffer, time);
return true;