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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
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<title>Codename Twilight</title>
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<meta name="viewport" content="width=device-width initial-scale=1">
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<meta http-equiv="Content-Language" content="en-gb">
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<link href="../inweb.css" rel="stylesheet" rev="stylesheet" type="text/css">
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</head>
<body>
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<nav role="navigation">
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<h1><a href="../index.html">
<img src="../docs-src/Figures/Inform.png" height=72">
</a></h1>
<ul><li><a href="../compiler.html">compiler tools</a></li>
<li><a href="../other.html">other tools</a></li>
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<li><a href="../extensions.html">extensions and kits</a></li>
<li><a href="../units.html">unit test tools</a></li>
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</ul><h2>Other Tools</h2><ul>
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<li><a href="../inblorb/index.html">inblorb</a></li>
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<li><a href="index.html"><span class="selectedlink">indoc</span></a></li>
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<li><a href="../inpolicy/index.html">inpolicy</a></li>
<li><a href="../inrtps/index.html">inrtps</a></li>
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</ul><h2>Foundation</h2><ul>
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<li><a href="../../../inweb/docs/foundation-module/index.html">foundation</a></li>
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</ul>
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</nav>
<main role="main">
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<!--Weave of 'Codename Twilight' generated by 7-->
<ul class="crumbs"><li><a href="../index.html">Home</a></li><li><a href="../other.html">Other Tools</a></li><li><a href="index.html">indoc</a></li><li><a href="index.html#4">Chapter 4: Navigation Styles</a></li><li><b>Codename Twilight</b></li></ul><p class="purpose">The "twilight" style of navigational gadgets, a minimal version of "midnight".</p>
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<ul class="toc"><li><a href="4-ct.html#SP1">&#167;1. Creation</a></li><li><a href="4-ct.html#SP2">&#167;2. Top</a></li><li><a href="4-ct.html#SP4">&#167;4. Index top</a></li><li><a href="4-ct.html#SP5">&#167;5. Middle</a></li><li><a href="4-ct.html#SP6">&#167;6. Bottom</a></li><li><a href="4-ct.html#SP7">&#167;7. Contents page</a></li></ul><hr class="tocbar">
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<p class="inwebparagraph"><a id="SP1"></a><b>&#167;1. Creation. </b></p>
<pre class="display">
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<span class="reserved">navigation_design</span><span class="plain"> *</span><span class="functiontext">Twilight::create<button class="popup" onclick="togglePopup('usagePopup160')">...<span class="popuptext" id="usagePopup160">Usage of <b>Twilight::create</b>:<br>Navigational Designs - <a href="4-nd.html#SP1">&#167;1</a></span></button></span><span class="plain">(</span><span class="reserved">void</span><span class="plain">) {</span>
<span class="reserved">navigation_design</span><span class="plain"> *</span><span class="identifier">ND</span><span class="plain"> = </span><span class="functiontext"><a href="4-nd.html#SP1">Nav::new</a></span><span class="plain">(</span><span class="identifier">I</span><span class="string">"twilight"</span><span class="plain">, </span><span class="constant">FALSE</span><span class="plain">, </span><span class="constant">FALSE</span><span class="plain">);</span>
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<span class="identifier">ND</span><span class="plain">-&gt;</span><span class="element">simplified_examples</span><span class="plain"> = </span><span class="constant">TRUE</span><span class="plain">;</span>
<span class="identifier">ND</span><span class="plain">-&gt;</span><span class="element">simplified_letter_rows</span><span class="plain"> = </span><span class="constant">TRUE</span><span class="plain">;</span>
<span class="identifier">METHOD_ADD</span><span class="plain">(</span><span class="identifier">ND</span><span class="plain">, </span><span class="constant">RENDER_CHAPTER_TITLE_MTID</span><span class="plain">, </span><span class="functiontext"><a href="4-ct.html#SP2">Twilight::twilight_chapter_title</a></span><span class="plain">);</span>
<span class="identifier">METHOD_ADD</span><span class="plain">(</span><span class="identifier">ND</span><span class="plain">, </span><span class="constant">RENDER_SECTION_TITLE_MTID</span><span class="plain">, </span><span class="functiontext"><a href="4-ct.html#SP3">Twilight::twilight_section_title</a></span><span class="plain">);</span>
<span class="identifier">METHOD_ADD</span><span class="plain">(</span><span class="identifier">ND</span><span class="plain">, </span><span class="constant">RENDER_INDEX_TOP_MTID</span><span class="plain">, </span><span class="functiontext"><a href="4-ct.html#SP4">Twilight::twilight_navigation_index_top</a></span><span class="plain">);</span>
<span class="identifier">METHOD_ADD</span><span class="plain">(</span><span class="identifier">ND</span><span class="plain">, </span><span class="constant">RENDER_NAV_MIDDLE_MTID</span><span class="plain">, </span><span class="functiontext"><a href="4-ct.html#SP5">Twilight::twilight_navigation_middle</a></span><span class="plain">);</span>
<span class="identifier">METHOD_ADD</span><span class="plain">(</span><span class="identifier">ND</span><span class="plain">, </span><span class="constant">RENDER_NAV_BOTTOM_MTID</span><span class="plain">, </span><span class="functiontext"><a href="4-ct.html#SP6">Twilight::twilight_navigation_bottom</a></span><span class="plain">);</span>
<span class="identifier">METHOD_ADD</span><span class="plain">(</span><span class="identifier">ND</span><span class="plain">, </span><span class="constant">RENDER_CONTENTS_MTID</span><span class="plain">, </span><span class="functiontext"><a href="4-ct.html#SP7">Twilight::twilight_navigation_contents_files</a></span><span class="plain">);</span>
<span class="identifier">METHOD_ADD</span><span class="plain">(</span><span class="identifier">ND</span><span class="plain">, </span><span class="constant">RENDER_CONTENTS_HEADING_MTID</span><span class="plain">, </span><span class="functiontext"><a href="4-ct.html#SP7">Twilight::twilight_navigation_contents_heading</a></span><span class="plain">);</span>
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<span class="reserved">return</span><span class="plain"> </span><span class="identifier">ND</span><span class="plain">;</span>
<span class="plain">}</span>
</pre>
<p class="inwebparagraph"></p>
<p class="inwebparagraph"><a id="SP2"></a><b>&#167;2. Top. </b>At the front end of a section, before any of its text.
</p>
<pre class="display">
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">Twilight::twilight_chapter_title<button class="popup" onclick="togglePopup('usagePopup161')">...<span class="popuptext" id="usagePopup161">Usage of <b>Twilight::twilight_chapter_title</b>:<br><a href="4-ct.html#SP1">&#167;1</a></span></button></span><span class="plain">(</span><span class="reserved">navigation_design</span><span class="plain"> *</span><span class="identifier">self</span><span class="plain">, </span><span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">OUT</span><span class="plain">, </span><span class="reserved">volume</span><span class="plain"> *</span><span class="identifier">V</span><span class="plain">, </span><span class="reserved">chapter</span><span class="plain"> *</span><span class="identifier">C</span><span class="plain">) {</span>
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<span class="identifier">HTML_OPEN</span><span class="plain">(</span><span class="string">"h2"</span><span class="plain">);</span>
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<span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"%S"</span><span class="plain">, </span><span class="identifier">C</span><span class="plain">-&gt;</span><span class="element">chapter_full_title</span><span class="plain">);</span>
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<span class="identifier">HTML_CLOSE</span><span class="plain">(</span><span class="string">"h2"</span><span class="plain">);</span>
<span class="plain">}</span>
</pre>
<p class="inwebparagraph"></p>
<p class="inwebparagraph"><a id="SP3"></a><b>&#167;3. </b></p>
<pre class="display">
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">Twilight::twilight_section_title<button class="popup" onclick="togglePopup('usagePopup162')">...<span class="popuptext" id="usagePopup162">Usage of <b>Twilight::twilight_section_title</b>:<br><a href="4-ct.html#SP1">&#167;1</a></span></button></span><span class="plain">(</span><span class="reserved">navigation_design</span><span class="plain"> *</span><span class="identifier">self</span><span class="plain">, </span><span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">OUT</span><span class="plain">, </span><span class="reserved">volume</span><span class="plain"> *</span><span class="identifier">V</span><span class="plain">, </span><span class="reserved">chapter</span><span class="plain"> *</span><span class="identifier">C</span><span class="plain">, </span><span class="reserved">section</span><span class="plain"> *</span><span class="identifier">S</span><span class="plain">) {</span>
<span class="functiontext"><a href="../../../inweb/docs/foundation-module/5-htm.html#SP13">HTML::begin_div_with_class_S</a></span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">, </span><span class="identifier">I</span><span class="string">"bookheader"</span><span class="plain">);</span>
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<span class="identifier">HTML_OPEN_WITH</span><span class="plain">(</span><span class="string">"table"</span><span class="plain">, </span><span class="string">"width=\"100%%\""</span><span class="plain">);</span>
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<span class="identifier">HTML_OPEN</span><span class="plain">(</span><span class="string">"tr"</span><span class="plain">);</span>
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<span class="identifier">HTML_OPEN_WITH</span><span class="plain">(</span><span class="string">"td"</span><span class="plain">, </span><span class="string">"width=80 valign=\"top\""</span><span class="plain">);</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">S</span><span class="plain">-&gt;</span><span class="element">previous_section</span><span class="plain">) {</span>
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<span class="identifier">TEMPORARY_TEXT</span><span class="plain">(</span><span class="identifier">img</span><span class="plain">);</span>
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<span class="functiontext"><a href="2-haj.html#SP13">HTMLUtilities::image_element</a></span><span class="plain">(</span><span class="identifier">img</span><span class="plain">, </span><span class="identifier">I</span><span class="string">"Back.png"</span><span class="plain">);</span>
<span class="functiontext"><a href="2-haj.html#SP9">HTMLUtilities::general_link</a></span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">, </span><span class="identifier">I</span><span class="string">"standardlink"</span><span class="plain">, </span><span class="identifier">S</span><span class="plain">-&gt;</span><span class="element">previous_section</span><span class="plain">-&gt;</span><span class="element">section_URL</span><span class="plain">, </span><span class="identifier">img</span><span class="plain">);</span>
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<span class="identifier">DISCARD_TEXT</span><span class="plain">(</span><span class="identifier">img</span><span class="plain">);</span>
<span class="plain">} </span><span class="reserved">else</span><span class="plain"> {</span>
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<span class="functiontext"><a href="2-haj.html#SP13">HTMLUtilities::image_element</a></span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">, </span><span class="identifier">I</span><span class="string">"BackDisabled.png"</span><span class="plain">);</span>
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<span class="plain">}</span>
<span class="identifier">TEMPORARY_TEXT</span><span class="plain">(</span><span class="identifier">url</span><span class="plain">);</span>
<span class="identifier">TEMPORARY_TEXT</span><span class="plain">(</span><span class="identifier">img</span><span class="plain">);</span>
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<span class="identifier">WRITE_TO</span><span class="plain">(</span><span class="identifier">url</span><span class="plain">, </span><span class="string">"%S.html"</span><span class="plain">, </span><span class="identifier">indoc_settings</span><span class="plain">-&gt;</span><span class="element">contents_leafname</span><span class="plain">);</span>
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<span class="functiontext"><a href="2-haj.html#SP13">HTMLUtilities::image_element</a></span><span class="plain">(</span><span class="identifier">img</span><span class="plain">, </span><span class="identifier">I</span><span class="string">"Home.png"</span><span class="plain">);</span>
<span class="functiontext"><a href="2-haj.html#SP9">HTMLUtilities::general_link</a></span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">, </span><span class="identifier">I</span><span class="string">"standardlink"</span><span class="plain">, </span><span class="identifier">url</span><span class="plain">, </span><span class="identifier">img</span><span class="plain">);</span>
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<span class="identifier">DISCARD_TEXT</span><span class="plain">(</span><span class="identifier">img</span><span class="plain">);</span>
<span class="identifier">DISCARD_TEXT</span><span class="plain">(</span><span class="identifier">url</span><span class="plain">);</span>
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<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">S</span><span class="plain">-&gt;</span><span class="element">next_section</span><span class="plain">) {</span>
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<span class="identifier">TEMPORARY_TEXT</span><span class="plain">(</span><span class="identifier">img</span><span class="plain">);</span>
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<span class="functiontext"><a href="2-haj.html#SP13">HTMLUtilities::image_element</a></span><span class="plain">(</span><span class="identifier">img</span><span class="plain">, </span><span class="identifier">I</span><span class="string">"Forward.png"</span><span class="plain">);</span>
<span class="functiontext"><a href="2-haj.html#SP9">HTMLUtilities::general_link</a></span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">, </span><span class="identifier">I</span><span class="string">"standardlink"</span><span class="plain">, </span><span class="identifier">S</span><span class="plain">-&gt;</span><span class="element">next_section</span><span class="plain">-&gt;</span><span class="element">section_URL</span><span class="plain">, </span><span class="identifier">img</span><span class="plain">);</span>
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<span class="identifier">DISCARD_TEXT</span><span class="plain">(</span><span class="identifier">img</span><span class="plain">);</span>
<span class="plain">} </span><span class="reserved">else</span><span class="plain"> {</span>
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<span class="functiontext"><a href="2-haj.html#SP13">HTMLUtilities::image_element</a></span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">, </span><span class="identifier">I</span><span class="string">"ForwardDisabled.png"</span><span class="plain">);</span>
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<span class="plain">}</span>
<span class="identifier">HTML_CLOSE</span><span class="plain">(</span><span class="string">"td"</span><span class="plain">);</span>
<span class="identifier">HTML_CLOSE</span><span class="plain">(</span><span class="string">"tr"</span><span class="plain">);</span>
<span class="identifier">HTML_CLOSE</span><span class="plain">(</span><span class="string">"table"</span><span class="plain">);</span>
<span class="functiontext"><a href="../../../inweb/docs/foundation-module/5-htm.html#SP13">HTML::end_div</a></span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">);</span>
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<span class="identifier">HTML_OPEN_WITH</span><span class="plain">(</span><span class="string">"p"</span><span class="plain">, </span><span class="string">"class=\"sectionheading\""</span><span class="plain">);</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="functiontext"><a href="../../../inweb/docs/foundation-module/4-sm.html#SP8">Str::len</a></span><span class="plain">(</span><span class="identifier">S</span><span class="plain">-&gt;</span><span class="element">section_anchor</span><span class="plain">) &gt; </span><span class="constant">0</span><span class="plain">) </span><span class="functiontext"><a href="../../../inweb/docs/foundation-module/5-htm.html#SP15">HTML::anchor</a></span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">, </span><span class="identifier">S</span><span class="plain">-&gt;</span><span class="element">section_anchor</span><span class="plain">);</span>
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<span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"%c%S"</span><span class="plain">, </span><span class="constant">SECTION_SYMBOL</span><span class="plain">, </span><span class="identifier">S</span><span class="plain">-&gt;</span><span class="identifier">title</span><span class="plain">);</span>
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<span class="identifier">HTML_CLOSE</span><span class="plain">(</span><span class="string">"p"</span><span class="plain">);</span>
<span class="plain">}</span>
</pre>
<p class="inwebparagraph"></p>
<p class="inwebparagraph"><a id="SP4"></a><b>&#167;4. Index top. </b>And this is a variant for index pages, such as the index of examples.
</p>
<pre class="display">
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">Twilight::twilight_navigation_index_top<button class="popup" onclick="togglePopup('usagePopup163')">...<span class="popuptext" id="usagePopup163">Usage of <b>Twilight::twilight_navigation_index_top</b>:<br><a href="4-ct.html#SP1">&#167;1</a></span></button></span><span class="plain">(</span><span class="reserved">navigation_design</span><span class="plain"> *</span><span class="identifier">self</span><span class="plain">, </span><span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">OUT</span><span class="plain">, </span><span class="reserved">text_stream</span><span class="plain"> *</span><span class="reserved">filename</span><span class="plain">, </span><span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">title</span><span class="plain">) {</span>
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<span class="identifier">HTML_OPEN</span><span class="plain">(</span><span class="string">"h2"</span><span class="plain">);</span>
<span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"%S"</span><span class="plain">, </span><span class="identifier">title</span><span class="plain">);</span>
<span class="identifier">HTML_CLOSE</span><span class="plain">(</span><span class="string">"h2"</span><span class="plain">);</span>
<span class="plain">}</span>
</pre>
<p class="inwebparagraph"></p>
<p class="inwebparagraph"><a id="SP5"></a><b>&#167;5. Middle. </b>At the middle part, when the text is over, but before any example cues.
</p>
<pre class="display">
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">Twilight::twilight_navigation_middle<button class="popup" onclick="togglePopup('usagePopup164')">...<span class="popuptext" id="usagePopup164">Usage of <b>Twilight::twilight_navigation_middle</b>:<br><a href="4-ct.html#SP1">&#167;1</a></span></button></span><span class="plain">(</span><span class="reserved">navigation_design</span><span class="plain"> *</span><span class="identifier">self</span><span class="plain">, </span><span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">OUT</span><span class="plain">, </span><span class="reserved">volume</span><span class="plain"> *</span><span class="identifier">V</span><span class="plain">, </span><span class="reserved">section</span><span class="plain"> *</span><span class="identifier">S</span><span class="plain">) {</span>
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<span class="functiontext"><a href="2-haj.html#SP12">HTMLUtilities::ruled_line</a></span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">);</span>
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<span class="plain">}</span>
</pre>
<p class="inwebparagraph"></p>
<p class="inwebparagraph"><a id="SP6"></a><b>&#167;6. Bottom. </b>At the end of the section, after any example cues and perhaps also example
bodied. (In a section with no examples, this immediately follows the middle.)
</p>
<pre class="display">
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">Twilight::twilight_navigation_bottom<button class="popup" onclick="togglePopup('usagePopup165')">...<span class="popuptext" id="usagePopup165">Usage of <b>Twilight::twilight_navigation_bottom</b>:<br><a href="4-ct.html#SP1">&#167;1</a></span></button></span><span class="plain">(</span><span class="reserved">navigation_design</span><span class="plain"> *</span><span class="identifier">self</span><span class="plain">, </span><span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">OUT</span><span class="plain">, </span><span class="reserved">volume</span><span class="plain"> *</span><span class="identifier">V</span><span class="plain">, </span><span class="reserved">section</span><span class="plain"> *</span><span class="identifier">S</span><span class="plain">) {</span>
<span class="functiontext"><a href="../../../inweb/docs/foundation-module/5-htm.html#SP13">HTML::begin_div_with_class_S</a></span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">, </span><span class="identifier">I</span><span class="string">"bookfooter"</span><span class="plain">);</span>
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<span class="identifier">HTML_OPEN</span><span class="plain">(</span><span class="string">"p"</span><span class="plain">);</span>
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<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">S</span><span class="plain">-&gt;</span><span class="element">previous_section</span><span class="plain">) {</span>
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<span class="functiontext"><a href="2-haj.html#SP9">HTMLUtilities::general_link</a></span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">, </span><span class="identifier">I</span><span class="string">"footerlink"</span><span class="plain">, </span><span class="identifier">S</span><span class="plain">-&gt;</span><span class="element">previous_section</span><span class="plain">-&gt;</span><span class="element">section_URL</span><span class="plain">, </span><span class="identifier">I</span><span class="string">"Previous"</span><span class="plain">);</span>
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<span class="identifier">WRITE</span><span class="plain">(</span><span class="string">" / "</span><span class="plain">);</span>
<span class="plain">}</span>
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<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">S</span><span class="plain">-&gt;</span><span class="element">next_section</span><span class="plain">) {</span>
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<span class="functiontext"><a href="2-haj.html#SP9">HTMLUtilities::general_link</a></span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">, </span><span class="identifier">I</span><span class="string">"footerlink"</span><span class="plain">, </span><span class="identifier">S</span><span class="plain">-&gt;</span><span class="element">next_section</span><span class="plain">-&gt;</span><span class="element">section_URL</span><span class="plain">, </span><span class="identifier">I</span><span class="string">"Next"</span><span class="plain">);</span>
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<span class="identifier">WRITE</span><span class="plain">(</span><span class="string">" / "</span><span class="plain">);</span>
<span class="plain">}</span>
<span class="identifier">TEMPORARY_TEXT</span><span class="plain">(</span><span class="identifier">url</span><span class="plain">);</span>
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<span class="identifier">WRITE_TO</span><span class="plain">(</span><span class="identifier">url</span><span class="plain">, </span><span class="string">"%S.html"</span><span class="plain">, </span><span class="identifier">indoc_settings</span><span class="plain">-&gt;</span><span class="element">contents_leafname</span><span class="plain">);</span>
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<span class="functiontext"><a href="2-haj.html#SP9">HTMLUtilities::general_link</a></span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">, </span><span class="identifier">I</span><span class="string">"footerlink"</span><span class="plain">, </span><span class="identifier">url</span><span class="plain">, </span><span class="identifier">I</span><span class="string">"Contents"</span><span class="plain">);</span>
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<span class="identifier">DISCARD_TEXT</span><span class="plain">(</span><span class="identifier">url</span><span class="plain">);</span>
<span class="identifier">HTML_CLOSE</span><span class="plain">(</span><span class="string">"p"</span><span class="plain">);</span>
<span class="functiontext"><a href="../../../inweb/docs/foundation-module/5-htm.html#SP13">HTML::end_div</a></span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">);</span>
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<span class="plain">}</span>
</pre>
<p class="inwebparagraph"></p>
<p class="inwebparagraph"><a id="SP7"></a><b>&#167;7. Contents page. </b>Twilight provides a contents page of its very own: actually, several.
</p>
<pre class="display">
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">Twilight::twilight_navigation_contents_files<button class="popup" onclick="togglePopup('usagePopup166')">...<span class="popuptext" id="usagePopup166">Usage of <b>Twilight::twilight_navigation_contents_files</b>:<br><a href="4-ct.html#SP1">&#167;1</a></span></button></span><span class="plain">(</span><span class="reserved">navigation_design</span><span class="plain"> *</span><span class="identifier">self</span><span class="plain">) {</span>
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<span class="reserved">volume</span><span class="plain"> *</span><span class="identifier">V</span><span class="plain">;</span>
<span class="identifier">LOOP_OVER</span><span class="plain">(</span><span class="identifier">V</span><span class="plain">, </span><span class="reserved">volume</span><span class="plain">)</span>
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<span class="functiontext"><a href="4-cm.html#SP9">Midnight::write_contents_page</a></span><span class="plain">(</span><span class="identifier">self</span><span class="plain">, </span><span class="identifier">V</span><span class="plain">);</span>
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<span class="plain">}</span>
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">Twilight::twilight_navigation_contents_heading<button class="popup" onclick="togglePopup('usagePopup167')">...<span class="popuptext" id="usagePopup167">Usage of <b>Twilight::twilight_navigation_contents_heading</b>:<br><a href="4-ct.html#SP1">&#167;1</a></span></button></span><span class="plain">(</span><span class="reserved">navigation_design</span><span class="plain"> *</span><span class="identifier">self</span><span class="plain">, </span><span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">OUT</span><span class="plain">, </span><span class="reserved">volume</span><span class="plain"> *</span><span class="identifier">V</span><span class="plain">) {</span>
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<span class="identifier">HTML_OPEN</span><span class="plain">(</span><span class="string">"h2"</span><span class="plain">);</span>
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<span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"%S"</span><span class="plain">, </span><span class="identifier">V</span><span class="plain">-&gt;</span><span class="element">vol_title</span><span class="plain">);</span>
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<span class="identifier">HTML_CLOSE</span><span class="plain">(</span><span class="string">"h2"</span><span class="plain">);</span>
<span class="plain">}</span>
</pre>
<p class="inwebparagraph"></p>
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