= ViewerGetFileToken( docInfo, &amp;theToken ) ) {
      return( error );
    }

    if ( theToken.GT_chars[0] ) { /* check for null token */
      return( @callsuper() );
    }
    else {
      return( VIE_NO_VIEWER_LIBRARY );
    }
    
}
</PRE>

<P>The sizing hint <CODE>HINT_EXPAND_HEIGHT_TO_FIT_PARENT</CODE> is 
   fairly important.
   Without any sizing hint, the object is likely to change size over 
   its lifetime.</P>

<A NAME="FSApp.htm_IX_ATTR_FILE_OPEN_CREATE_TRIGGER_MONIKER"> </A>
<A NAME="FSApp