Fabrice Couvreur schrieb am 05.07.2021 um 19:49:
> Hi,
> I have to write a book :
> on the even pages at the bottom and on the left : the page number, a
> vertical line and the number of the chapter preceded by the text
> "Chapter" ;
> on the odd pages at the bottom and on the right : the title of the
> chapter, a line vertical and page number.
> Thanks for your help.
> Fabrice
>
>   \setupfootertexts
>      [{\getmarking[chapter]}]
>      [{\pagenumber}]
>      [{\pagenumber}]
>      [Chapter\space\pagenumber]
>
> \starttext
> \startchapter
>    [title=First chapter]
>    \dorecurse{10}{\input knuth}
> \stopchapter
> \startchapter
>    [title=Second chapter]
>    \dorecurse{10}{\input knuth}
> \stopchapter
> \stoptext


\startsetups [footer:leftpage]
     \prefixedpagenumber
     \space
     \undepthed{\blackrule
         [
             width=\linewidth,
             height=\strutht,
             depth=\dimexpr\footerheight+\bottomspace\relax,
         ]}
     \space
     \labeltext{chapter} \getmarking[chapternumber]
\stopsetups

\startsetups [footer:rightpage]
     \getmarking[chapter]
     \space
     \undepthed{\blackrule
         [
             width=\linewidth,
             height=\strutht,
             depth=\dimexpr\footerheight+\bottomspace\relax,
         ]}
     \space
     \prefixedpagenumber
\stopsetups

\setuplabeltext
     [en]
     [chapter=Chapter]

\setuphead
     [chapter]
     [bodypartlabel=]

\setupfootertexts
     [] [\directsetup{footer:rightpage}]
     [\directsetup{footer:leftpage}] []

\setuppagenumbering
     [alternative=doublesided]

\starttext

\startchapter [title=First chapter]
     \dorecurse{10}{\input knuth}
\stopchapter

\startchapter [title=Second chapter]
     \dorecurse{10}{\input knuth}
\stopchapter

\stoptext

Wolfgang
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