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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<title>4/cm</title>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<meta http-equiv="Content-Language" content="en-gb">
<link href="inweb.css" rel="stylesheet" rev="stylesheet" type="text/css">
</head>
<body>
<!--Weave of '4/ca' generated by 7-->
<ul class="crumbs"><li><a href="../webs.html">&#9733;</a></li><li><a href="index.html">indoc 4</a></li><li><a href="index.html#4">Chapter 4: Navigation Styles</a></li><li><b>Codename Architect</b></li></ul><p class="purpose">The "architect" style of navigational gadgets.</p>
<ul class="toc"><li><a href="#SP1">&#167;1. Creation</a></li><li><a href="#SP2">&#167;2. Top</a></li><li><a href="#SP3">&#167;3. Index top</a></li><li><a href="#SP4">&#167;4. Middle</a></li><li><a href="#SP5">&#167;5. Bottom</a></li><li><a href="#SP6">&#167;6. Banners</a></li><li><a href="#SP8">&#167;8. Contents page</a></li></ul><hr class="tocbar">
<p class="inwebparagraph"><a id="SP1"></a><b>&#167;1. Creation. </b>Architect doesn't have volume or chapter titles as such, since the banner
heading includes these anyway.
</p>
<pre class="display">
<span class="reserved">navigation_design</span><span class="plain"> *</span><span class="functiontext">Architect::create</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">Nav::new</span><span class="plain">(</span><span class="identifier">I</span><span class="string">"architect"</span><span class="plain">, </span><span class="constant">FALSE</span><span class="plain">, </span><span class="constant">FALSE</span><span class="plain">);</span>
<span class="identifier">ND</span><span class="plain">-</span><span class="element">&gt;columnar</span><span class="plain"> = </span><span class="constant">TRUE</span><span class="plain">;</span>
<span class="identifier">ND</span><span class="plain">-</span><span class="element">&gt;contents_body_class</span><span class="plain"> = </span><span class="identifier">I</span><span class="string">"paper architectpapertint"</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">Architect::architect_section_title</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">Architect::architect_navigation_index_top</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">Architect::architect_navigation_middle</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">Architect::architect_navigation_bottom</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">Architect::architect_navigation_contents_files</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">Architect::architect_navigation_contents_heading</span><span class="plain">);</span>
<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="endnote">The function Architect::create is used in 4/nd (<a href="4-nd.html#SP1">&#167;1</a>).</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">Architect::architect_section_title</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="reserved">if</span><span class="plain"> (</span><span class="identifier">S</span><span class="plain">-</span><span class="element">&gt;begins_which_chapter</span><span class="plain"> == </span><span class="identifier">NULL</span><span class="plain">) {</span>
<span class="identifier">TEMPORARY_TEXT</span><span class="plain">(</span><span class="identifier">comment</span><span class="plain">);</span>
<span class="identifier">WRITE_TO</span><span class="plain">(</span><span class="identifier">comment</span><span class="plain">, </span><span class="string">"START IGNORE %d"</span><span class="plain">, </span><span class="identifier">S</span><span class="plain">-</span><span class="element">&gt;number_within_volume</span><span class="plain">);</span>
<span class="functiontext">HTML::comment</span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">, </span><span class="identifier">comment</span><span class="plain">);</span>
<span class="identifier">DISCARD_TEXT</span><span class="plain">(</span><span class="identifier">comment</span><span class="plain">);</span>
<span class="plain">}</span>
<span class="functiontext">HTML::begin_div_with_class_S</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>
<span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">linkleft</span><span class="plain"> = </span><span class="identifier">NULL</span><span class="plain">;</span>
<span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">linkright</span><span class="plain"> = </span><span class="identifier">NULL</span><span class="plain">;</span>
&lt;<span class="cwebmacro">Work out URLs for the preceding and following sections</span> <span class="cwebmacronumber">2.1</span>&gt;<span class="plain">;</span>
<span class="identifier">TEMPORARY_TEXT</span><span class="plain">(</span><span class="identifier">leaf</span><span class="plain">);</span>
<span class="identifier">WRITE_TO</span><span class="plain">(</span><span class="identifier">leaf</span><span class="plain">, </span><span class="string">"%S.html"</span><span class="plain">, </span><span class="identifier">indoc_settings</span><span class="plain">-</span><span class="element">&gt;contents_leafname</span><span class="plain">);</span>
<span class="functiontext">Architect::architect_banner</span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">,</span>
<span class="identifier">S</span><span class="plain">-</span><span class="element">&gt;in_which_chapter</span><span class="plain">-</span><span class="element">&gt;chapter_full_title</span><span class="plain">, </span><span class="identifier">V</span><span class="plain">, </span><span class="identifier">leaf</span><span class="plain">, </span><span class="identifier">linkleft</span><span class="plain">, </span><span class="identifier">linkright</span><span class="plain">);</span>
<span class="functiontext">HTML::end_div</span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">);</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">S</span><span class="plain">-</span><span class="element">&gt;begins_which_chapter</span><span class="plain"> == </span><span class="identifier">NULL</span><span class="plain">) </span><span class="functiontext">HTML::comment</span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">, </span><span class="identifier">I</span><span class="string">"END IGNORE"</span><span class="plain">);</span>
<span class="identifier">HTML_OPEN_WITH</span><span class="plain">(</span><span class="string">"p"</span><span class="plain">, </span><span class="string">"class=\</span><span class="plain">"</span><span class="string">sectionheading\</span><span class="plain">"</span><span class="string">"</span><span class="plain">);</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="functiontext">Str::len</span><span class="plain">(</span><span class="identifier">S</span><span class="plain">-</span><span class="element">&gt;section_anchor</span><span class="plain">) &gt; 0) </span><span class="functiontext">HTML::anchor</span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">, </span><span class="identifier">S</span><span class="plain">-</span><span class="element">&gt;section_anchor</span><span class="plain">);</span>
<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">-</span><span class="element">&gt;title</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="plain">}</span>
</pre>
<p class="inwebparagraph"></p>
<p class="endnote">The function Architect::architect_section_title is used in <a href="#SP1">&#167;1</a>.</p>
<p class="inwebparagraph"><a id="SP2_1"></a><b>&#167;2.1. </b><code class="display">
&lt;<span class="cwebmacrodefn">Work out URLs for the preceding and following sections</span> <span class="cwebmacronumber">2.1</span>&gt; =
</code></p>
<pre class="displaydefn">
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">S</span><span class="plain">-</span><span class="element">&gt;previous_section</span><span class="plain">) </span><span class="identifier">linkleft</span><span class="plain"> = </span><span class="identifier">S</span><span class="plain">-</span><span class="element">&gt;previous_section</span><span class="plain">-</span><span class="element">&gt;section_URL</span><span class="plain">;</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">S</span><span class="plain">-</span><span class="element">&gt;next_section</span><span class="plain">) </span><span class="identifier">linkright</span><span class="plain"> = </span><span class="identifier">S</span><span class="plain">-</span><span class="element">&gt;next_section</span><span class="plain">-</span><span class="element">&gt;section_URL</span><span class="plain">;</span>
</pre>
<p class="inwebparagraph"></p>
<p class="endnote">This code is used in <a href="#SP2">&#167;2</a>.</p>
<p class="inwebparagraph"><a id="SP3"></a><b>&#167;3. 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">Architect::architect_navigation_index_top</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>
<span class="functiontext">Architect::architect_banner</span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">, </span><span class="identifier">title</span><span class="plain">, 0, </span><span class="identifier">NULL</span><span class="plain">, </span><span class="identifier">NULL</span><span class="plain">, </span><span class="identifier">NULL</span><span class="plain">);</span>
<span class="plain">}</span>
</pre>
<p class="inwebparagraph"></p>
<p class="endnote">The function Architect::architect_navigation_index_top is used in <a href="#SP1">&#167;1</a>.</p>
<p class="inwebparagraph"><a id="SP4"></a><b>&#167;4. 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">Architect::architect_navigation_middle</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">HTMLUtilities::ruled_line</span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">);</span>
<span class="plain">}</span>
</pre>
<p class="inwebparagraph"></p>
<p class="endnote">The function Architect::architect_navigation_middle is used in <a href="#SP1">&#167;1</a>.</p>
<p class="inwebparagraph"><a id="SP5"></a><b>&#167;5. 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">Architect::architect_navigation_bottom</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">HTML::begin_div_with_class_S</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>
<span class="identifier">HTML_OPEN_WITH</span><span class="plain">(</span><span class="string">"table"</span><span class="plain">, </span><span class="string">"class=\</span><span class="plain">"</span><span class="string">fullwidth\</span><span class="plain">"</span><span class="string">"</span><span class="plain">);</span>
<span class="identifier">HTML_OPEN</span><span class="plain">(</span><span class="string">"tr"</span><span class="plain">);</span>
<span class="identifier">HTML_OPEN_WITH</span><span class="plain">(</span><span class="string">"td"</span><span class="plain">, </span><span class="string">"class=\</span><span class="plain">"</span><span class="string">footerprevious\</span><span class="plain">"</span><span class="string">"</span><span class="plain">);</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">S</span><span class="plain">-</span><span class="element">&gt;previous_section</span><span class="plain">)</span>
<span class="functiontext">HTMLUtilities::general_link</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">-</span><span class="element">&gt;previous_section</span><span class="plain">-</span><span class="element">&gt;section_URL</span><span class="plain">, </span><span class="identifier">I</span><span class="string">"Previous"</span><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_OPEN_WITH</span><span class="plain">(</span><span class="string">"td"</span><span class="plain">, </span><span class="string">"class=\</span><span class="plain">"</span><span class="string">footercontents\</span><span class="plain">"</span><span class="string">"</span><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">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">-</span><span class="element">&gt;contents_leafname</span><span class="plain">);</span>
<span class="functiontext">HTMLUtilities::general_link</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>
<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">"td"</span><span class="plain">);</span>
<span class="identifier">HTML_OPEN_WITH</span><span class="plain">(</span><span class="string">"td"</span><span class="plain">, </span><span class="string">"class=\</span><span class="plain">"</span><span class="string">footernext\</span><span class="plain">"</span><span class="string">"</span><span class="plain">);</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">S</span><span class="plain">-</span><span class="element">&gt;next_section</span><span class="plain">)</span>
<span class="functiontext">HTMLUtilities::general_link</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">-</span><span class="element">&gt;next_section</span><span class="plain">-</span><span class="element">&gt;section_URL</span><span class="plain">, </span><span class="identifier">I</span><span class="string">"Next"</span><span class="plain">);</span>
<span class="reserved">else</span><span class="plain"> {</span>
<span class="identifier">HTML_OPEN_WITH</span><span class="plain">(</span><span class="string">"span"</span><span class="plain">, </span><span class="string">"class=\</span><span class="plain">"</span><span class="string">footernonlink\</span><span class="plain">"</span><span class="string">"</span><span class="plain">);</span>
<span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"End"</span><span class="plain">);</span>
<span class="identifier">HTML_CLOSE</span><span class="plain">(</span><span class="string">"span"</span><span class="plain">);</span>
<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">HTML::end_div</span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">);</span>
<span class="plain">}</span>
</pre>
<p class="inwebparagraph"></p>
<p class="endnote">The function Architect::architect_navigation_bottom is used in <a href="#SP1">&#167;1</a>.</p>
<p class="inwebparagraph"><a id="SP6"></a><b>&#167;6. Banners. </b>These are the black, status-line-like banners with navigation icons at the
top of every Architect page.
</p>
<pre class="display">
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">Architect::architect_banner</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="identifier">title</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">text_stream</span><span class="plain"> *</span><span class="identifier">linkcentre</span><span class="plain">, </span><span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">linkleft</span><span class="plain">, </span><span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">linkright</span><span class="plain">) {</span>
<span class="identifier">HTML_OPEN_WITH</span><span class="plain">(</span><span class="string">"table"</span><span class="plain">, </span><span class="string">"class=\</span><span class="plain">"</span><span class="string">fullwidth midnightblack\</span><span class="plain">"</span><span class="string">"</span><span class="plain">);</span>
<span class="identifier">HTML_OPEN</span><span class="plain">(</span><span class="string">"tr"</span><span class="plain">);</span>
<span class="identifier">HTML_OPEN_WITH</span><span class="plain">(</span><span class="string">"td"</span><span class="plain">, </span><span class="string">"class=\</span><span class="plain">"</span><span class="string">midnightbannerleftcell\</span><span class="plain">"</span><span class="string">"</span><span class="plain">);</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="functiontext">Str::len</span><span class="plain">(</span><span class="identifier">linkleft</span><span class="plain">) &gt; 0) {</span>
<span class="identifier">TEMPORARY_TEXT</span><span class="plain">(</span><span class="identifier">img</span><span class="plain">);</span>
<span class="functiontext">HTMLUtilities::image_with_id</span><span class="plain">(</span><span class="identifier">img</span><span class="plain">, </span><span class="identifier">I</span><span class="string">"Hookleft.png"</span><span class="plain">, </span><span class="identifier">I</span><span class="string">"hookleft"</span><span class="plain">);</span>
<span class="functiontext">HTMLUtilities::general_link</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">linkleft</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">img</span><span class="plain">);</span>
<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_OPEN_WITH</span><span class="plain">(</span><span class="string">"td"</span><span class="plain">, </span><span class="string">"class=\</span><span class="plain">"</span><span class="string">midnightbannercentrecell\</span><span class="plain">"</span><span class="string">"</span><span class="plain">);</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="functiontext">Str::len</span><span class="plain">(</span><span class="identifier">linkcentre</span><span class="plain">) &gt; 0) {</span>
<span class="identifier">TEMPORARY_TEXT</span><span class="plain">(</span><span class="identifier">url</span><span class="plain">);</span>
<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">-</span><span class="element">&gt;contents_leafname</span><span class="plain">);</span>
<span class="functiontext">HTML::begin_link_with_class</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">DISCARD_TEXT</span><span class="plain">(</span><span class="identifier">url</span><span class="plain">);</span>
<span class="plain">}</span>
<span class="identifier">HTML_OPEN_WITH</span><span class="plain">(</span><span class="string">"span"</span><span class="plain">, </span><span class="string">"class=\</span><span class="plain">"</span><span class="string">midnightbannertext\</span><span class="plain">"</span><span class="string">"</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">"span"</span><span class="plain">);</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="functiontext">Str::len</span><span class="plain">(</span><span class="identifier">linkcentre</span><span class="plain">) &gt; 0)</span>
<span class="functiontext">HTML::end_link</span><span class="plain">(</span><span class="identifier">OUT</span><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_OPEN_WITH</span><span class="plain">(</span><span class="string">"td"</span><span class="plain">, </span><span class="string">"class=\</span><span class="plain">"</span><span class="string">midnightbannerrightcell\</span><span class="plain">"</span><span class="string">"</span><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>
<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">-</span><span class="element">&gt;contents_leafname</span><span class="plain">);</span>
<span class="functiontext">HTMLUtilities::image_with_id</span><span class="plain">(</span><span class="identifier">img</span><span class="plain">, </span><span class="identifier">I</span><span class="string">"Hookup.png"</span><span class="plain">, </span><span class="identifier">I</span><span class="string">"hookup"</span><span class="plain">);</span>
<span class="functiontext">HTMLUtilities::general_link</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>
<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>
<span class="reserved">if</span><span class="plain"> (</span><span class="functiontext">Str::len</span><span class="plain">(</span><span class="identifier">linkright</span><span class="plain">) &gt; 0) {</span>
<span class="identifier">TEMPORARY_TEXT</span><span class="plain">(</span><span class="identifier">img</span><span class="plain">);</span>
<span class="functiontext">HTMLUtilities::image_with_id</span><span class="plain">(</span><span class="identifier">img</span><span class="plain">, </span><span class="identifier">I</span><span class="string">"Hookright.png"</span><span class="plain">, </span><span class="identifier">I</span><span class="string">"hookright"</span><span class="plain">);</span>
<span class="functiontext">HTMLUtilities::general_link</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">linkright</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">img</span><span class="plain">);</span>
<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="plain">}</span>
</pre>
<p class="inwebparagraph"></p>
<p class="endnote">The function Architect::architect_banner is used in <a href="#SP2">&#167;2</a>, <a href="#SP3">&#167;3</a>.</p>
<p class="inwebparagraph"><a id="SP7"></a><b>&#167;7. </b>And this is a similar design motif used in Architect contents pages: see below.
</p>
<pre class="display">
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">Architect::architect_contents_column_banner</span><span class="plain">(</span><span class="constant">OUTPUT_STREAM</span><span class="plain">,</span>
<span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">title</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">text_stream</span><span class="plain"> *</span><span class="identifier">extra</span><span class="plain">) {</span>
<span class="identifier">HTML_OPEN_WITH</span><span class="plain">(</span><span class="string">"table"</span><span class="plain">, </span><span class="string">"class=\</span><span class="plain">"</span><span class="string">fullwidth midnightblack\</span><span class="plain">"</span><span class="string">"</span><span class="plain">);</span>
<span class="identifier">HTML_OPEN</span><span class="plain">(</span><span class="string">"tr"</span><span class="plain">);</span>
<span class="identifier">HTML_OPEN_WITH</span><span class="plain">(</span><span class="string">"td"</span><span class="plain">, </span><span class="string">"class=\</span><span class="plain">"</span><span class="string">midnightbannerleftcell\</span><span class="plain">"</span><span class="string">"</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">extra</span><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_OPEN_WITH</span><span class="plain">(</span><span class="string">"td"</span><span class="plain">, </span><span class="string">"class=\</span><span class="plain">"</span><span class="string">midnightbannercentrecell\</span><span class="plain">"</span><span class="string">"</span><span class="plain">);</span>
<span class="identifier">HTML_OPEN_WITH</span><span class="plain">(</span><span class="string">"span"</span><span class="plain">, </span><span class="string">"class=\</span><span class="plain">"</span><span class="string">midnightbannertext\</span><span class="plain">"</span><span class="string">"</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">"span"</span><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="plain">}</span>
</pre>
<p class="inwebparagraph"></p>
<p class="endnote">The function Architect::architect_contents_column_banner appears nowhere else.</p>
<p class="inwebparagraph"><a id="SP8"></a><b>&#167;8. Contents page. </b>Architect provides a contents page of its very own.
</p>
<pre class="display">
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">Architect::architect_navigation_contents_files</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="functiontext">Midnight::write_contents_page</span><span class="plain">(</span><span class="identifier">self</span><span class="plain">, </span><span class="identifier">volumes</span><span class="plain">[0]);</span>
<span class="plain">}</span>
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">Architect::architect_navigation_contents_heading</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="identifier">WRITE</span><span class="plain">(</span><span class="string">"\</span><span class="plain">n</span><span class="string">\</span><span class="plain">n</span><span class="string">"</span><span class="plain">);</span>
<span class="identifier">HTML_OPEN_WITH</span><span class="plain">(</span><span class="string">"table"</span><span class="plain">, </span><span class="string">"cellspacing=\</span><span class="plain">"</span><span class="string">3\</span><span class="plain">"</span><span class="string"> border=\</span><span class="plain">"</span><span class="string">0\</span><span class="plain">"</span><span class="string"> width=\</span><span class="plain">"</span><span class="string">100%%\</span><span class="plain">"</span><span class="string">"</span><span class="plain">);</span>
<span class="identifier">HTML_OPEN</span><span class="plain">(</span><span class="string">"tr"</span><span class="plain">);</span>
<span class="identifier">HTML_OPEN_WITH</span><span class="plain">(</span><span class="string">"td"</span><span class="plain">, </span><span class="string">"style=\</span><span class="plain">"</span><span class="string">width:80px; height:120px;\</span><span class="plain">"</span><span class="string">"</span><span class="plain">);</span>
<span class="identifier">HTML_TAG_WITH</span><span class="plain">(</span><span class="string">"img"</span><span class="plain">, </span><span class="string">"src=\</span><span class="plain">"</span><span class="string">inform:/doc_images/wwi_cover@2x.png\</span><span class="plain">"</span><span class="string"> class=\</span><span class="plain">"</span><span class="string">thinbordered\</span><span class="plain">"</span><span class="string"> style=\</span><span class="plain">"</span><span class="string">width:80px; height:120px;\</span><span class="plain">"</span><span class="string">"</span><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_OPEN_WITH</span><span class="plain">(</span><span class="string">"td"</span><span class="plain">, </span><span class="string">"style=\</span><span class="plain">"</span><span class="string">width:80px; height:120px;\</span><span class="plain">"</span><span class="string">"</span><span class="plain">);</span>
<span class="identifier">HTML_TAG_WITH</span><span class="plain">(</span><span class="string">"img"</span><span class="plain">, </span><span class="string">"src=\</span><span class="plain">"</span><span class="string">inform:/doc_images/irb_cover@2x.png\</span><span class="plain">"</span><span class="string"> class=\</span><span class="plain">"</span><span class="string">thinbordered\</span><span class="plain">"</span><span class="string"> style=\</span><span class="plain">"</span><span class="string">width:80px; height:120px;\</span><span class="plain">"</span><span class="string">"</span><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_OPEN_WITH</span><span class="plain">(</span><span class="string">"td"</span><span class="plain">, </span><span class="string">"style=\</span><span class="plain">"</span><span class="string">width:100%%;\</span><span class="plain">"</span><span class="string">"</span><span class="plain">);</span>
<span class="identifier">HTML_OPEN_WITH</span><span class="plain">(</span><span class="string">"div"</span><span class="plain">, </span><span class="string">"class=\</span><span class="plain">"</span><span class="string">headingboxhigh\</span><span class="plain">"</span><span class="string">"</span><span class="plain">);</span>
<span class="identifier">HTML_OPEN_WITH</span><span class="plain">(</span><span class="string">"div"</span><span class="plain">, </span><span class="string">"class=\</span><span class="plain">"</span><span class="string">headingtext\</span><span class="plain">"</span><span class="string">"</span><span class="plain">);</span>
<span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"Documentation"</span><span class="plain">);</span>
<span class="identifier">HTML_CLOSE</span><span class="plain">(</span><span class="string">"div"</span><span class="plain">);</span>
<span class="identifier">HTML_OPEN_WITH</span><span class="plain">(</span><span class="string">"div"</span><span class="plain">, </span><span class="string">"class=\</span><span class="plain">"</span><span class="string">headingrubric\</span><span class="plain">"</span><span class="string">"</span><span class="plain">);</span>
<span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"Two complete books about Inform:"</span><span class="plain">);</span>
<span class="identifier">HTML_OPEN</span><span class="plain">(</span><span class="string">"br"</span><span class="plain">);</span>
<span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"&lt;i&gt;Writing with Inform&lt;/i&gt;, a comprehensive introduction"</span><span class="plain">);</span>
<span class="identifier">HTML_OPEN</span><span class="plain">(</span><span class="string">"br"</span><span class="plain">);</span>
<span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"&lt;i&gt;The Inform Recipe Book&lt;/i&gt;, practical solutions for authors to use"</span><span class="plain">);</span>
<span class="identifier">HTML_CLOSE</span><span class="plain">(</span><span class="string">"div"</span><span class="plain">);</span>
<span class="identifier">HTML_CLOSE</span><span class="plain">(</span><span class="string">"div"</span><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="identifier">HTML_OPEN_WITH</span><span class="plain">(</span><span class="string">"table"</span><span class="plain">, </span><span class="string">"class=\</span><span class="plain">"</span><span class="string">fullwidtharch\</span><span class="plain">"</span><span class="string">"</span><span class="plain">);</span>
<span class="identifier">HTML_OPEN</span><span class="plain">(</span><span class="string">"tr"</span><span class="plain">);</span>
<span class="plain">}</span>
</pre>
<p class="inwebparagraph"></p>
<p class="endnote">The function Architect::architect_navigation_contents_files is used in <a href="#SP1">&#167;1</a>.</p>
<p class="endnote">The function Architect::architect_navigation_contents_heading is used in <a href="#SP1">&#167;1</a>.</p>
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