code: public void setCurrentTillEnd(Boolean isCurrentTillEnd) {
  
          if (m_model.isCurrentTillEnd() ^ ((null != isCurrentTillEnd) && isCurrentTillEnd.booleanValue())) {
              m_model.setCurrentTillEnd(isCurrentTillEnd);
              valueChanged();
          }
      }
docs: Set the flag, indicating if the events are displayed as "current" till they end (true) or only till they start (false).
  @param isCurrentTillEnd the flag, indicating if the events are displayed as "current" till they end (true) or only till they start (false).