doc/help/xslt/params/index.on.role.xml

   1 <refentry xmlns="http://docbook.org/ns/docbook"
   2           xmlns:xlink="http://www.w3.org/1999/xlink"
   3           xmlns:xi="http://www.w3.org/2001/XInclude"
   4           xmlns:src="http://nwalsh.com/xmlns/litprog/fragment"
   5           xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
   6           version="5.0" xml:id="index.on.role">
   7 <refmeta>
   8 <refentrytitle>index.on.role</refentrytitle>
   9 <refmiscinfo class="other" otherclass="datatype">boolean</refmiscinfo>
  10 </refmeta>
  11 <refnamediv>
  12 <refname>index.on.role</refname>
  13 <refpurpose>Select indexterms based on <tag class="attribute">role</tag> value</refpurpose>
  14 </refnamediv>
  15
  16 <refsynopsisdiv>
  17 <src:fragment xml:id="index.on.role.frag">
  18 <xsl:param name="index.on.role" select="0"/>
  19 </src:fragment>
  20 </refsynopsisdiv>
  21
  22 <refsection><info><title>Description</title></info>
  23
  24 <para>
  25 If non-zero,
  26 then an <tag>index</tag> element that has a
  27 <tag class="attribute">role</tag> attribute
  28 value will contain only those <tag>indexterm</tag>
  29 elements with a matching role value.
  30 If an <tag>index</tag> has no <tag class="attribute">role</tag>
  31 attribute or it is blank, then the index will contain
  32 all <tag>indexterm</tag>s in the current scope.
  33 </para>
  34 <para>
  35 If <literal>index.on.role</literal> is zero, then the
  36 <tag class="attribute">role</tag> attribute has no effect
  37 on selecting indexterms for an index.
  38 </para>
  39
  40 <para>If you are using DocBook version 4.3 or later, you should
  41 use the <tag class="attribute">type</tag> attribute instead of <tag class="attribute">role</tag>
  42 on <tag>indexterm</tag> and <tag>index</tag>,
  43 and set the <parameter>index.on.type</parameter> to a nonzero
  44 value.
  45 </para>
  46
  47 </refsection>
  48 </refentry>