Re: checking grob type

[Urs Liska]

Hi Paul,


Am 17.03.2017 um 13:12 schrieb Paul:
> On 03/17/2017 07:37 AM, Urs Liska wrote:
>
>> I order to check arguments for its type I've written this shorthand
>> function:
>>
>> #(define (grob-type? grob name)
>>     (eq? name (assq-ref (ly:grob-property grob 'meta) 'name)))
>>
>> which of course does what it's supposed to. But I wonder if there's a
>> more straightforward way, e.g. a built-in function doing the same?
>
> (ly:grob-name some-grob)

Thanks, this was exactly the thing I was sure is available :-)

>
> Also:
>
> (grob::has-interface some-grob some-interface)
>
> See:
> http://lilypond.1069038.n5.nabble.com/Make-Grob-name-accessible-to-Scheme-issue-203090043-by-david-nalesnik-gmail-com-td171933.html
>
>
> (Would be better if we had better docs for scheme functions...)

Hm ...

Best
Urs

>
> -Paul
>
> _______________________________________________
> lilypond-user mailing list
> address@hidden
> https://lists.gnu.org/mailman/listinfo/lilypond-user

-- 
address@hidden
https://openlilylib.org
http://lilypondblog.org