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doc/devel/plugin/include.en.tm

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<TeXmacs|1.0.1.11>
<style|tmdoc>
<\body>
<expand|tmdoc-title|Supporting your system inside <apply|TeXmacs>>
Assume that you have successfully written a first interface with
<apply|TeXmacs> as explained in the previous section. Then it is time now
to include support for your system in the standard <apply|TeXmacs>
distribution, after which further improvements can be made.
From version 1.0.1.5 on, it has become quite easy to adapt your interface
in such a way that it can be directly integrated into <TeXmacs>. The idea
is to create a directory:
<\verbatim>
\ \ \ \ $TEXMACS_HOME_PATH/plugins/myplugin
</verbatim>
where <verbatim|myplugin> is the name of your plugin. Here we recall that
<verbatim|$TEXMACS_HOME_PATH> is bound to <verbatim|~/.TeXmacs>, by
default. In the directory <verbatim|$TEXMACS_PATH/plugins> you can find all
standard plugins, which are shipped with your <TeXmacs> distribution. These
provide good examples which you may imitate.
The above <verbatim|myplugin> directory should contain a similar
subdirectory structure as <verbatim|$TEXMACS_PATH> itself, but you may omit
directories which you do not actually use. In any case, you need to provide
a file <verbatim|progs/init-myplugin.scm> which describes how to initialize
your plugin. Usually, this file contains just one <name|Scheme> instruction
of the following form:
<\verbatim>
\ \ \ \ (plugin-configure myplugin<format|next line> \ \ \ \ \ (:require
(file-in-path "myplugin"))<format|next line> \ \ \ \ \ (:launch
"shell-cmd")<format|next line> \ \ \ \ \ (:format "input-format"
"output-format")<format|next line> \ \ \ \ \ (:session "Myplugin"))
</verbatim>
The first instruction is a predicate which checks whether your plugin can
be used on a particular system. Usually, it tests whether a certain program
is available in the path. The remainder of the instructions is only
executed if the requirement is fulfilled. The <verbatim|:launch>
instruction specifies that your plugin should be launched using
<verbatim|shell-cmd>. The command <verbatim|shell-cmd> is usually of the
form <verbatim|myplugin --texmacs>. The <verbatim|:format> instruction
specifies which formats are used for the input and output. Usually, the
<verbatim|input-format> is <verbatim|verbatim> and the
<verbatim|output-format> is <verbatim|generic>. Other available formats are
<verbatim|scheme>, <verbatim|latex>, <verbatim|html> and <verbatim|ps>. The
<verbatim|:session> instruction makes shell sessions available for your
plugin from the menu <apply|menu|Insert|Session|Myplugin>.
If everything works well, and you wish to make it possible for others to
use your system inside the official <apply|TeXmacs> distribution, then
contact me at <verbatim|vdhoeven@texmacs.org>.
<apply|tmdoc-copyright|1998--2002|Joris van der Hoeven>
<expand|tmdoc-license|Permission is granted to copy, distribute and/or
modify this document under the terms of the GNU Free Documentation License,
Version 1.1 or any later version published by the Free Software Foundation;
with no Invariant Sections, with no Front-Cover Texts, and with no
Back-Cover Texts. A copy of the license is included in the section entitled
"GNU Free Documentation License".>
</body>
<\initial>
<\collection>
<associate|paragraph width|150mm>
<associate|odd page margin|30mm>
<associate|shrinking factor|4>
<associate|page right margin|30mm>
<associate|page top margin|30mm>
<associate|reduction page right margin|25mm>
<associate|page type|a4>
<associate|reduction page bottom margin|15mm>
<associate|even page margin|30mm>
<associate|reduction page left margin|25mm>
<associate|page bottom margin|30mm>
<associate|reduction page top margin|15mm>
<associate|language|english>
</collection>
</initial>
<\references>
<\collection>
<associate|idx-5|<tuple|<uninit>|?>>
<associate|toc-1|<tuple|<uninit>|?>>
<associate|idx-1|<tuple|<uninit>|?>>
<associate|toc-2|<tuple|<uninit>|?>>
<associate|idx-2|<tuple|<uninit>|?>>
<associate|idx-3|<tuple|<uninit>|?>>
<associate|idx-4|<tuple|<uninit>|?>>
</collection>
</references>
<\auxiliary>
<\collection>
<\associate|idx>
<tuple|<tuple|<with|font family|<quote|ss>|Insert>|<with|font
family|<quote|ss>|Session>|<with|font
family|<quote|ss>|Myplugin>>|<pageref|idx-1>>
</associate>
</collection>
</auxiliary>