public override string GetCellData(string strColumnName, PwEntry pe)
        {
            if (strColumnName == null)
            {
                Debug.Assert(false); return(string.Empty);
            }
            if (strColumnName != PmcpName)
            {
                return(string.Empty);
            }
            if (pe == null)
            {
                Debug.Assert(false); return(string.Empty);
            }

            DateTime lastModifiedTime;

            lastModifiedTime = pe.GetPasswordLastModified();

            return(TimeUtil.ToDisplayString(lastModifiedTime));
        }