uint32 DataStream_SequenceBase::GetAttribute(DataStream::DatastreamUIntAttribute attr)
{
switch(attr)
{
case DataStream::KFinished:
return !current_item; // Also returns finsihed on non-started items
case DataStream::KCalculateLength:
{
uint32 len = 0;
DataStream *item = First();
while(item)
{
if(item->GetEnabledRecord())
len += item->CalculateLength();
item = item->Suc();
}
return len;
}
}
return DataStream::GetAttribute(attr);
}
