trio::Openable trio::Controllable Concepts.h void virtual void trio::Openable::open ()=0 open trio::Openable::open open open open Open access to the stream. trio::StreamScope::StreamScope dna::BinaryStreamWriterImpl::write dna::JSONStreamWriterImpl::write trio::Openable::~Openable () ~Openable trio::Openable::~Openable trio::Openableopen trio::Openable~Openable