Message-Id: <199401042235.AA12258@mail.cs.tu-berlin.de>
Reply-To: Mailing list for the LaTeX3 project <LATEX-L@DHDURZ1.BITNET>
In-Reply-To:  Your message of "Tue,
              04 Jan 94 13:59:15 GMT." <01H7AF5037TUHNJJZ5@research.ptt.nl>
Date:         Tue, 4 Jan 1994 15:17:51 +0100
From: "Johannes L. Braams" <J.L.Braams@research.ptt.nl>
Sender: Mailing list for the LaTeX3 project <LATEX-L@DHDURZ1.BITNET>
To: Multiple recipients of list LATEX-L <LATEX-L@DHDURZ1.BITNET>
Subject:      Re: Modification of LaTeX2e distributed files
Status: R

On Tuesday, January 4 dean.ayres@aea.orgn.uk wrote:

> I maintain style files for producing letters on a variety of letterhead
> formats.
> Under LaTeX2.09, each letter style was produced by using a different
> variation of letter.sty.
>
> What is the preferred way of changing the behaviour of LaTeX2e class files
> such as letter.cls? Should produce edited copies (under a different name, of
> course, or is there a preferred method?  The changes I want to make are
> to change \topmargin, \textwidth etc, and to predefine some commands such as
> \address.
  I think the best way to do it is to build upon the letter class,
  especially if you have modifications that are not too large. An
  example of how to do this can be found in ltxdoc.dtx, the document
  class that is used in the driver files for the LaTeX2e code.
>
> Will a full package writers guide be available in time (or will it be in the
> companion when available?)
  It is.

        Johannes Braams

PTT Research,                           P.O. box 421,
2260 AK Leidschendam,                   The Netherlands.
Phone    : +31 70 3325051               E-mail : J.L.Braams@research.ptt.nl
Fax      : +31 70 3326477
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