ncx文件是epub电子书的又一个核心文件,用于制作电子书的目录,其文件的命名通常为toc.ncx。

ncx文件是一个XML文件,该标准由DAISY Consortium发布下列是一个toc.ncx文件的实例,其中红色部分为必需。<navMap>元素列出了目录的名称和链接地址。其子元素<navPoint>支持嵌套。



<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE ncx PUBLIC "-//NISO//DTD ncx 2005-1//EN" "http://www.daisy.org/z3986/2005/ncx-2005-1.dtd">
<ncx version="2005-1" xmlns="http://www.daisy.org/z3986/2005/ncx/">
<head>
<!-- The following four metadata items are required for all NCX documents, including those conforming to the relaxed constraints of OPS 2.0 -->
<meta name="dtb:uid" content=" "/>
<meta name="dtb:depth" content="-1"/>
<meta name="dtb:totalPageCount" content="0"/>
<meta name="dtb:maxPageNumber" content="0"/>
</head>
<docTitle>
<text>数字档案馆理论与技术研究</text>
</docTitle>
<docAuthor>
<text>金更达</text>
</docAuthor>
<navMap>
<navPoint id="navpoint-1" playOrder="1">
<navLabel>
<text>封面</text>
</navLabel>
<content src="cover.htm"/>
</navPoint>
<navPoint id="navpoint-2" playOrder="2">
<navLabel>
<text>序</text>
</navLabel>
<content src="forword.xhtml"/>
</navPoint>
<navPoint id="navpoint-3" playOrder="3">
<navLabel>
<text>目录</text>
</navLabel>
<content src="toc.xhtml"/>
</navPoint>
<navPoint id="navpoint-4" playOrder="4">
<navLabel>
<text>第一章绪论</text>
</navLabel>
<content src="chap01.xhtml"/>
<navPoint id="navpoint-5" playOrder="5">
<navLabel>
<text>第一节数字档案馆:新世纪档案事业的发展方向</text>
</navLabel>
<content src="chap01.xhtml#_Toc169344163"/>
</navPoint>
<navPoint id="navpoint-6" playOrder="6">
<navLabel>
<text>第二节数字档案馆:新世纪档案工作的严峻挑战</text>
</navLabel>
<content src="chap01.xhtml#_Toc169344164"/>
</navPoint>
<navPoint id="navpoint-7" playOrder="7">
<navLabel>
<text>第三节数字档案馆系统研究的理论价值与现实意义</text>
</navLabel>
<content src="chap01.xhtml#_Toc169344165"/>
</navPoint>
</navPoint>
</navMap>
</ncx>