To anyone interested, I've just solved this riddle myself by having a very close look at the source code: Support for two-level nested indices is indeed implemented, but contrary to intuition (and even contrary to the in-source documentation) needs the following format:
@addindex command-line?starting from @addindex command-line?options While I consider this a bogosity (because it makes life more difficult when targeting multiple output formats), I guess I can live with that. Regards Christoph Am 11.04.2016 um 15:46 schrieb Christoph Lipka: > I'm trying to use Doxygen to compile a set of Markdown files into a user > manual in various output formats, including HTML Help. Of couse I want > to make use of HTML Help's index feature. > > I have found that I can populate the index using the "@addindex" tag in > places I want indexed. So far so good. > > However, I want to use HTML-Help's feature of grouping index entries, > like so: > > command-line > starting from > options > > The naive attempt to do this via > > @addindex command-line, starting from > @addindex command-line, options > > doesn't work. Any ideas (short of postprocessing the .hhk file)? > > ------------------------------------------------------------------------------ > Find and fix application performance issues faster with Applications Manager > Applications Manager provides deep performance insights into multiple tiers of > your business applications. It resolves application problems quickly and > reduces your MTTR. Get your free trial! http://pubads.g.doubleclick.net/ > gampad/clk?id=1444514301&iu=/ca-pub-7940484522588532 > _______________________________________________ > Doxygen-users mailing list > Doxygen-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/doxygen-users > ------------------------------------------------------------------------------ Find and fix application performance issues faster with Applications Manager Applications Manager provides deep performance insights into multiple tiers of your business applications. It resolves application problems quickly and reduces your MTTR. Get your free trial! https://ad.doubleclick.net/ddm/clk/302982198;130105516;z _______________________________________________ Doxygen-users mailing list Doxygen-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/doxygen-users