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From: "Clément Pit-Claudel" <cpitclaudel@gmail.com>
To: emacs-devel@gnu.org
Subject: Re: Question: add-face-text-property for 'font-lock-face?
Date: Sun, 29 Aug 2021 12:13:11 -0400	[thread overview]
Message-ID: <2d841c63-3875-3402-6b55-470b5eaeb173@gmail.com> (raw)
In-Reply-To: <D4EB168C-176C-4231-B642-523D73C4E4B8@mit.edu>

On 8/29/21 12:13 AM, Qiantan Hong wrote:
> Users of crdt.el report that crdt-visualize-author-mode (which use font-lock-face to color code author of texts)
> conflict with faces from other modes. Apparently there are more than 1 mode which sets this text property.
> 
> Is there some way to add-face-text-property to 'font-lock-face property, 
> i.e. adding new face attributes instead of overwriting any existing face?
> add-face-text-property doesn’t seem to work because 'font-lock-face will just override ‘face.

You want font-lock-append-text-property, I think:

  (font-lock-append-text-property START END PROP VALUE &optional OBJECT)

  Append to one property of the text from START to END.
  Arguments PROP and VALUE specify the property and value to append to the value
  already in place.  The resulting property values are always lists.
  Optional argument OBJECT is the string or buffer containing the text.




      parent reply	other threads:[~2021-08-29 16:13 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-29  4:13 Question: add-face-text-property for 'font-lock-face? Qiantan Hong
2021-08-29  4:24 ` Yuan Fu
     [not found]   ` <B73E855F-7E55-4217-BD43-E1272939E491@mit.edu>
2021-08-29  4:36     ` Qiantan Hong
2021-08-30  8:22       ` Ihor Radchenko
     [not found]     ` <945E4D23-3D8C-45AB-9C10-992638A30607@gmail.com>
2021-08-29  4:47       ` Qiantan Hong
2021-08-29 23:50         ` Stefan Monnier
2021-08-29  7:05 ` Eli Zaretskii
2021-08-29  7:19   ` Qiantan Hong
2021-08-29  7:49     ` Eli Zaretskii
2021-08-29 16:15       ` Clément Pit-Claudel
2021-08-29 21:13         ` Qiantan Hong
2021-08-29 23:47           ` Stefan Monnier
2021-08-30  0:41             ` Qiantan Hong
2021-08-30  8:18             ` Ihor Radchenko
2021-08-29 16:13 ` Clément Pit-Claudel [this message]

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