Re: oddHeaderMarkup

[Dimitri Sykias]

Thanks for your answers!
I replaced (blindly, without knowing the exact syntax) \fontsize #-1 with 
“\normalsize” and it worked!

> On 19 Mar 2023, at 11:08 AM, Valentin Petzel <valentin@petzel.at> wrote:
> 
> If you compile your score you should see an error like
> 
> /tmp/frescobaldi-vl88zcuk/tmpo3h9r9ob/document.ly:5:18: Fehler: Guile 
> signaled 
> an error for the expression beginning here
>    \on-the-fly #
>                 part-not-first-page \fontsize #-1.0 \fromproperty 
> #'header:subtitle
> Unbound variable: part-not-first-page
> /tmp/frescobaldi-vl88zcuk/tmpo3h9r9ob/document.ly:5:17: Fehler: falscher Typ 
> für Argument 1; procedure erwartet, #<unspecified> gefunden
>    \on-the-fly 
>                #part-not-first-page \fontsize #-1.0 \fromproperty 
> #'header:subtitle
> ERROR: In procedure ly:parse-file:
> In procedure reverse!: Wrong type argument in position 1: (#<unspecified> . 
> #f)
> 
> (for me there is some german in this, but it does not really matter). Let’s 
> parse these messages from top to bottom:
> 
> The first is a GUILE message "Unbound variable: part-not-first-page", which 
> means that there exists no binding for part-not-first-page. As Jean explained 
> this should actually have been not-part-first-page when this still worked as 
> you can see documented here:
> 
> https://lilypond.org/doc/v2.22/Documentation/notation/custom-titles-headers-and-footers#custom-layout-for-headers-and-footers
> 
> But this does also not work with 2.24 anymore, as these specifc function 
> hooks 
> have been removed. The currend interface is documented in the 2.24 docs:
> 
> https://lilypond.org/doc/v2.24/Documentation/notation/custom-titles-headers-and-footers#custom-layout-for-headers-and-footers
> 
> Then the next message is a parsing error: \on-the-fly requires a precedure as 
> first argument, but as the procedure in question does not exists it gets the 
> special value #<unspecified>.
> 
> Cheers,
> Valentin
> 
> Am Sonntag, 19. März 2023, 02:00:53 CET schrieb Dimitri Sykias:
>> Lilypond v. “2.24.1”. I use “oddHeaderMarkup” and “evenHeaderMarkup”. I want
>> to change the font size of header, but “\fontsize #-1.0” does nothing. How
>> can I achieve this? Thanks!
>> 
>> oddHeaderMarkup = \markup
>>  \fill-line {
>>    " "
>>    \on-the-fly #part-not-first-page \fontsize #-1.0 \fromproperty
>> #'header:subtitle \if \should-print-page-number \fromproperty
>> #'page:page-number-string }
>>  evenHeaderMarkup = \markup
>>  \fill-line {
>>    \if \should-print-page-number \fromproperty #'page:page-number-string
>>    \on-the-fly #part-not-first-page \fontsize #-1.0 \fromproperty
>> #'header:subtitle " "
>>  }
>