bool MusicXMLImportHelper::insertClef(const Clef &clef, int number) { if (number > 0) { QString staff; staff.setNum(number); setStaff(staff); m_segments[m_staff+"/"+m_voice]->insert(clef.getAsEvent(m_curTime)); } else { for (TrackMap::iterator i = m_tracks.begin(); i != m_tracks.end(); ++i) { m_segments[(*i).first+"/"+m_mainVoice[m_staff]]->insert(clef.getAsEvent(m_curTime)); } } return true; }