Displaying all grob properties and their actual values - Revision history

Lemzwerg at 08:19, 3 December 2025

2025-12-03T08:19:12Z

@@ Line 1: / Line 1: @@
-Sometimes you may want to know all properties and their values for a certain grob. The here provided function is a possibility. ''Afaict, following comment is not true (any more?), will delete soon --Harm:'' Known limitation: it doesn't work for NoteHead. The output is like:
+Sometimes you may want to know all properties and their values for a certain grob. The here provided function is a possibility. ''Afaict, following comment is not true (any more?), will delete soon --Harm:'' Known limitation: it doesn't work for NoteHead. The output (written to stdout) is something like the following.
-<code> </code>
+ #<Grob ChordName >:
-Grob ChordName:
+for the example below.
 <lilypond version="2.24">

Lemzwerg: New category

2025-11-21T23:25:14Z

New category

← Older revision		Revision as of 23:25, 21 November 2025
Line 127:		Line 127:

	[[Category:Scheme]]		[[Category:Scheme]]
	[[Category:Tweaks and overrides]][[Category:Snippet]]		[[Category:Tweaks and overrides]]
			[[Category:Snippet]]

Lemzwerg at 22:51, 21 November 2025

2025-11-21T22:51:43Z

← Older revision		Revision as of 22:51, 21 November 2025
Line 127:		Line 127:

	[[Category:Scheme]]		[[Category:Scheme]]
	[[Category:Tweaks and overrides]]		[[Category:Tweaks and overrides]][[Category:Snippet]]

Jean Abou Samra: Replace version="2.24.0" with version="2.24" now that the LilyWiki extension supports auto-selecting the latest release in a stable series

2025-11-16T18:58:07Z

Replace version="2.24.0" with version="2.24" now that the LilyWiki extension supports auto-selecting the latest release in a stable series

← Older revision		Revision as of 18:58, 16 November 2025
Line 89:		Line 89:
	for this coding: <code> \new ChordNames \chordmode { \grobPropertiesInfo #'ChordName c1:m7 } </code>		for this coding: <code> \new ChordNames \chordmode { \grobPropertiesInfo #'ChordName c1:m7 } </code>

	<lilypond version="2.24.0">		<lilypond version="2.24">
	#(define (supported-properties iface)		#(define (supported-properties iface)
	(let ((iface-info (hashq-get-handle (ly:all-grob-interfaces) iface)))		(let ((iface-info (hashq-get-handle (ly:all-grob-interfaces) iface)))

Jean Abou Samra: Import snippet from LSR

2025-10-26T22:47:51Z

Import snippet from LSR

New page

Sometimes you may want to know all properties and their values for a certain grob. The here provided function is a possibility. ''Afaict, following comment is not true (any more?), will delete soon --Harm:'' Known limitation: it doesn't work for NoteHead. The output is like:

<code> </code>

Grob ChordName:

GROB-INTERFACE

...(shortened)

CHORD-NAME-INTERFACE

begin-of-line-visible:

()

FONT-INTERFACE

font:

()

font-encoding:

()

font-family:

sans

font-name:

()

font-series:

()

font-shape:

()

font-size:

1.5

ITEM-INTERFACE

break-visibility:

()

extra-spacing-height:

(0.2 . -0.2)

extra-spacing-width:

(-0.5 . 0.5)

non-musical:

()

RHYTHMIC-GROB-INTERFACE

TEXT-INTERFACE

baseline-skip:

()

replacement-alist:

()

text:

... (shortened)

word-space:

0.0

text-direction:

()

for this coding: <code> \new ChordNames \chordmode { \grobPropertiesInfo #'ChordName c1:m7 } </code>

<lilypond version="2.24.0">
#(define (supported-properties iface)
(let ((iface-info (hashq-get-handle (ly:all-grob-interfaces) iface)))
(last iface-info)))

#(define print-all-grob-properties-key-values
(grob-transformer 'after-line-breaking
(lambda (grob orig)
(let ((ifaces (assoc-get 'interfaces (ly:grob-property grob 'meta))))
(format #t "\n~a:\n" grob)
(for-each
(lambda (iface)
(format #t "\n~a\n" (string-upcase (symbol->string iface)))
(for-each
(lambda (p)
(format #t "\n\t~a:\n\t~a" p
(if (eq? p 'after-line-breaking)
orig
(ly:grob-property grob p))))
(supported-properties iface)))
ifaces)
orig))))

grobPropertiesInfo =
#(define-music-function (grob-name)(symbol?)
#{
\override $grob-name . after-line-breaking =
#print-all-grob-properties-key-values
#})

\new ChordNames
\chordmode {
\grobPropertiesInfo #'ChordName
c1:m7
}
</lilypond>

[[Category:Scheme]]
[[Category:Tweaks and overrides]]