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From: Hans Hagen <j.hagen@xs4all.nl>
To: mailing list for ConTeXt users <ntg-context@ntg.nl>
Subject: Re: lpath to select last item
Date: Wed, 8 Jul 2020 11:59:29 +0200	[thread overview]
Message-ID: <9a6fd9de-3cba-5f61-1732-146032db6da3@xs4all.nl> (raw)
In-Reply-To: <84cb7217-44fb-63ed-d27b-8061257a0f4d@gmx.es>

On 7/7/2020 10:46 PM, Pablo Rodriguez wrote:
> Dear list,
> 
> I have the following sample:
> 
>    \startbuffer[demo]
>      <document>
>      <h2 id="heading">Heading</h2>
>        <ul>
>          <li>list</li>
>        </ul>
>      <h2 id="heading-1">Heading</h2>
>        <ul>
>          <li>list
>          <ul>
>             <li>list</li>
>          </ul></li>
>        </ul>
>      <h2 id="heading-2">Heading</h2>
>        <ul>
>          <li>list
>          <ul>
>            <li>list
>            <ul>
>              <li>list</li>
>            </ul></li>
>          </ul></li>
>        </ul>
>      </document>
>    \stopbuffer
> 
>    \startxmlsetups xml:demo:base
>        \xmlsetsetup{#1}{document|h2|ul|li}{xml:*}
>        %~ \xmlsetsetup{#1}{ul/li/!ul}{xml:last:item} % nothing changes
>        %~ \xmlsetsetup{#1}{ul/li/!li}{xml:last:item} % blank item inserted
>        %~ \xmlsetsetup{#1}{h2/**/ul/li}{xml:last:item} % nothing changes
>        \xmlsetsetup{#1}{h2/***/ul/li/!ul}{xml:last:item} % shouldn’t be
> this one?
>    \stopxmlsetups
> 
>    \xmlregistersetup{xml:demo:base}
> 
>    \startxmlsetups xml:document
>        \xmlflush{#1}
>    \stopxmlsetups
> 
>    \startxmlsetups xml:h2
>        \section{\xmlflush{#1}}
>    \stopxmlsetups
> 
>    \startxmlsetups xml:ul
>        \startitemize\xmlflush{#1}\stopitemize
>    \stopxmlsetups
> 
>    \startxmlsetups xml:li
>        \startitem\xmlflush{#1}\stopitem
>    \stopxmlsetups
> 
>    \startxmlsetups xml:last:item
>        \startitem\red\xmlflush{#1}\stopitem
>    \stopxmlsetups
> 
>    \starttext
>        \xmlprocessbuffer{main}{demo}{}
>    \stoptext
> 
> I need to be able to select the last <li> (the one with no <ul> child)
> in the <h2> element.
> 
> I thought that the lpath for that would be "h2/***/ul/li/!ul", but I
> don’t know what I’m missing, since it doesn’t work at all.
> 
> Which would be the right lpath to select the last item in each list?
This should work but we're one off so i need to fix that.

\startbuffer[demo]
<document>
   <ul>
     <li>first</li>
     <li>any</li>
     <li>last</li>
   </ul>
</document>
\stopbuffer

\startxmlsetups xml:demo:base
   \xmlsetsetup{#1}{document|ul|li}{xml:*}
   \xmlsetsetup{#1}{ul/li[1]}{xml:item:first}
   \xmlsetsetup{#1}{ul/li[-1]}{xml:item:last}
\stopxmlsetups

\xmlregistersetup{xml:demo:base}

\startxmlsetups xml:document
   \xmlflush{#1}
\stopxmlsetups

\startxmlsetups xml:ul
  \startitemize
    \xmlflush{#1}
  \stopitemize
\stopxmlsetups

\startxmlsetups xml:li
   \startitem
     \xmlflush{#1}
   \stopitem
\stopxmlsetups

\startxmlsetups xml:item:first
   \startitem
     \color[blue]{\xmlflush{#1}}
   \stopitem
\stopxmlsetups

\startxmlsetups xml:item:last
   \startitem
     \color[red]{\xmlflush{#1}}
   \stopitem
\stopxmlsetups

\starttext
     \xmlprocessbuffer{main}{demo}{}
\stoptext

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  reply	other threads:[~2020-07-08  9:59 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-07 20:46 Pablo Rodriguez
2020-07-08  9:59 ` Hans Hagen [this message]
2020-07-08 13:56   ` Pablo Rodriguez

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