ndling some message and want to find out the context in which that message was sent. Note that although the message returns a word-length value, the <CODE>
GDI_operation</CODE>
 enumerated type is byte-length; it is thus safe to cast the return value to a byte-length variable. </P>
<P CLASS="refField">
Source:	Unrestricted--objects subclassed from <CODE>
GenDocumentClass</CODE>
 often send this message to themselves.</P>
<P CLASS="refField">
Destination:	Any GenDocument object.</P>
<P CLASS="refField">
Retu