Andres Conrado Montoya schrieb am 27.06.2019 um 19:22:
> Hi List, it seems my message went unnoticed, if you can help me out, 
> please do. I'm an struggling with this layout.
>
> I'm trying to make something using bits and examples found here and 
> elsewhere, but I'm hitting a wall. I know there's a flawed logic in my 
> approach, but I can't figure it out. Any help is appreciated.
>
> Expected behavior of the following MWE:
> When starting a new chapter, check if the page is even (left page), if 
> so, fill it with color, and start the chapter in the next odd page 
> (right page), removing the header but leaving the footer in that 
> start-chapter page; and if this is a start-chapter page, use a 
> specific graphic overlay for the page, but if if not (if its a regular 
> page), use another graphic.
>
> Result:
> The header still appears in the start-chapter page, if it comes after 
> the color filled page. But, if the start-chapter page comes after a 
> regular (even) page, everything works as expected (no color-filled 
> page, no header in the start-chapter page).
>
> MWE:
>
> %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% START MWE
>
> [...]
>
> \startsetups [chapter:before]
>    \doifoddpageelse
>      {}
>  {\pushbackground[page]
> \setupbackgrounds[page][background=color,backgroundcolor=rojo]
> \page[yes,right]
>       \popbackground}
> \stopsetups
\startsetups [chapter:before]
   \page
   \doifoddpageelse
     {}
     {\pushbackground[page]
        \setupbackgrounds[page][background=color,backgroundcolor=rojo]
        \page[yes,header,footer,right]
      \popbackground}
\stopsetups

> \setuphead[chapter]
>           [width=20em,
> before=\directsetup{chapter:before},
Apply the above setup with

beforesection=\directsetup{chapter:before},

Wolfgang