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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 19:44:05 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 19:44:05 +0000 |
| commit | d318611dd6f23fcfedd50e9b9e24620b102ba96a (patch) | |
| tree | 8b9eef82ca40fdd5a8deeabf07572074c236095d /doc/groff.html.node/Leaders.html | |
| parent | Initial commit. (diff) | |
| download | groff-d318611dd6f23fcfedd50e9b9e24620b102ba96a.tar.xz groff-d318611dd6f23fcfedd50e9b9e24620b102ba96a.zip | |
Adding upstream version 1.23.0.upstream/1.23.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'doc/groff.html.node/Leaders.html')
| -rw-r--r-- | doc/groff.html.node/Leaders.html | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/doc/groff.html.node/Leaders.html b/doc/groff.html.node/Leaders.html new file mode 100644 index 0000000..1a590e8 --- /dev/null +++ b/doc/groff.html.node/Leaders.html @@ -0,0 +1,126 @@ +<!DOCTYPE html> +<html> +<!-- Created by GNU Texinfo 7.0.3, https://www.gnu.org/software/texinfo/ --> +<head> +<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"> +<!-- This manual documents GNU troff version 1.23.0. + +Copyright © 1994-2023 Free Software Foundation, Inc. + +Permission is granted to copy, distribute and/or modify this document +under the terms of the GNU Free Documentation License, Version 1.3 or +any later version published by the Free Software Foundation; with no +Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A +copy of the license is included in the section entitled "GNU Free +Documentation License". --> +<title>Leaders (The GNU Troff Manual)</title> + +<meta name="description" content="Leaders (The GNU Troff Manual)"> +<meta name="keywords" content="Leaders (The GNU Troff Manual)"> +<meta name="resource-type" content="document"> +<meta name="distribution" content="global"> +<meta name="Generator" content="makeinfo"> +<meta name="viewport" content="width=device-width,initial-scale=1"> + +<link href="index.html" rel="start" title="Top"> +<link href="Request-Index.html" rel="index" title="Request Index"> +<link href="index.html#SEC_Contents" rel="contents" title="Table of Contents"> +<link href="Tabs-and-Fields.html" rel="up" title="Tabs and Fields"> +<link href="Fields.html" rel="next" title="Fields"> +<link href="Tabs-and-Fields.html" rel="prev" title="Tabs and Fields"> +<style type="text/css"> +<!-- +a.copiable-link {visibility: hidden; text-decoration: none; line-height: 0em} +div.example {margin-left: 3.2em} +span.r {font-family: initial; font-weight: normal; font-style: normal} +span:hover a.copiable-link {visibility: visible} +strong.def-name {font-family: monospace; font-weight: bold; font-size: larger} +--> +</style> + + +</head> + +<body lang="en"> +<div class="subsection-level-extent" id="Leaders"> +<div class="nav-panel"> +<p> +Next: <a href="Fields.html" accesskey="n" rel="next">Fields</a>, Previous: <a href="Tabs-and-Fields.html" accesskey="p" rel="prev">Tabs and Fields</a>, Up: <a href="Tabs-and-Fields.html" accesskey="u" rel="up">Tabs and Fields</a> [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="Request-Index.html" title="Index" rel="index">Index</a>]</p> +</div> +<hr> +<h4 class="subsection" id="Leaders-1">5.12.1 Leaders</h4> +<a class="index-entry-id" id="index-leaders"></a> + +<p>Sometimes it is desirable to fill a tab stop with a given glyph, +but also use tab stops normally on the same output line. An example is +a table of contents entry that uses dots to bridge the entry name with +its page number, which is itself aligned between tab stops. The +<code class="code">roff</code> language provides <em class="dfn">leaders</em> for this +purpose.<a class="footnote" id="DOCF67" href="groff.html_fot.html#FOOT67"><sup>67</sup></a> +</p> +<a class="index-entry-id" id="index-leader-character-1"></a> +<p>A leader character (<abbr class="acronym">ISO</abbr> and <abbr class="acronym">EBCDIC</abbr> code +point 1, also known as <abbr class="acronym">SOH</abbr> or “start of heading”), +behaves similarly to a tab character: it moves to the next tab stop. +The difference is that for this movement, the default fill character is +a period ‘<samp class="samp">.</samp>’. +</p> +<dl class="first-deffn"> +<dt class="deffn" id="index-_005ca-1"><span class="category-def">Escape sequence: </span><span><strong class="def-name"><code class="t">\a</code><span class="r"><i class="slanted"></i></span><code class="t"></code></strong><a class="copiable-link" href='#index-_005ca-1'> ¶</a></span></dt> +<dd><a class="index-entry-id" id="index-_005ca"></a> +<a class="index-entry-id" id="index-leader-character_002c-non_002dinterpreted-_0028_005ca_0029"></a> +<a class="index-entry-id" id="index-character_002c-leader_002c-non_002dinterpreted-_0028_005ca_0029"></a> +<a class="index-entry-id" id="index-_005ca_002c-and-copy-mode"></a> +<a class="index-entry-id" id="index-copy-mode_002c-and-_005ca"></a> +<a class="index-entry-id" id="index-mode_002c-copy_002c-and-_005ca"></a> +<p>Interpolate a leader in copy mode; see <a class="ref" href="Copy-Mode.html">Copy Mode</a>. +</p></dd></dl> + +<dl class="first-deffn"> +<dt class="deffn" id="index-_002elc"><span class="category-def">Request: </span><span><strong class="def-name"><code class="t">.lc</code></strong> <var class="def-var-arguments">[<span class="r"><i class="slanted">c</i></span>]</var><a class="copiable-link" href='#index-_002elc'> ¶</a></span></dt> +<dd><a class="index-entry-id" id="index-lc"></a> +<a class="index-entry-id" id="index-leader-repetition-character-_0028lc_0029"></a> +<a class="index-entry-id" id="index-character_002c-leader-repetition-_0028lc_0029"></a> +<a class="index-entry-id" id="index-glyph_002c-leader-repetition-_0028lc_0029"></a> +<p>Set the leader repetition character to the ordinary or special character +<var class="var">c</var>. Recall <a class="ref" href="Tabs-and-Leaders.html">Tabs and Leaders</a>: when encountering a leader +character in the input, the formatter writes as many dots ‘<samp class="samp">.</samp>’ as +are necessary until +reaching the next tab stop; this is the <em class="dfn">leader definition +character</em>. Omitting <var class="var">c</var> unsets the leader +character. With no argument, GNU <code class="code">troff</code> treats leaders the same +as tabs. The leader repetition character is associated with the +environment (see <a class="pxref" href="Environments.html">Environments</a>). Only a single <var class="var">c</var> is +recognized; any excess is ignored. +</p></dd></dl> + +<a class="index-entry-id" id="index-table-of-contents-1"></a> +<a class="index-entry-id" id="index-contents_002c-table-of-1"></a> +<p>A table of contents, for example, may define tab stops after a section +number, a title, and a gap to be filled with leader dots. The page +number follows the leader, after a right-aligned final tab stop wide +enough to house the largest page number occurring in the document. +</p> +<div class="example"> +<div class="group"><pre class="example-preformatted">.ds entry1 19.\tThe Prophet\a\t98 +.ds entry2 20.\tAll Astir\a\t101 +.ta .5i 4.5i +.5iR +.nf +\*[entry1] +\*[entry2] + ⇒ 19. The Prophet............................. 98 + ⇒ 20. All Astir............................... 101 +</pre></div></div> + + +</div> +<hr> +<div class="nav-panel"> +<p> +Next: <a href="Fields.html">Fields</a>, Previous: <a href="Tabs-and-Fields.html">Tabs and Fields</a>, Up: <a href="Tabs-and-Fields.html">Tabs and Fields</a> [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="Request-Index.html" title="Index" rel="index">Index</a>]</p> +</div> + + + +</body> +</html> |