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bug#6922: 23.1; Setting read-only property in an overlay has no effect
From: |
Marcin Borkowski |
Subject: |
bug#6922: 23.1; Setting read-only property in an overlay has no effect |
Date: |
Sun, 07 Feb 2016 23:30:42 +0100 |
User-agent: |
mu4e 0.9.13; emacs 25.1.50.1 |
On 2016-02-07, at 23:24, John Wiegley <jwiegley@gmail.com> wrote:
>>>>>> Eli Zaretskii <eliz@gnu.org> writes:
>
>> What is the current consensus? should we adjust the documentation or fix the
>> code? John? Richard?
>
> I think read-only overlays could be very useful. For example:
>
> 1. Create a command called `mask-regexp'. It creates read-only overlays for
> matching text throughout the buffer.
> 2. There should also be a way to add manual masks, using `mask-region'.
> 3. Now use `replace-string' or any other command to bulk transform text.
> However, masked text is not changed.
> 4. Then execute unmask-all, and the mask disappears.
>
> This method of editing is key to video editing workflows. I think the only
> reason I never thought to use it in Emacs is because it's never been there
> (and so never occurred to me until now).
That's a fantastic idea! I envision "LaTeX-mask-environment", and bam!
query-replace does not touch verbatim, for instance. That could be very
useful! I did something similar with texmathp and math mode, but I like
your approach with "masking".
Best,
--
Marcin Borkowski
http://octd.wmi.amu.edu.pl/en/Marcin_Borkowski
Faculty of Mathematics and Computer Science
Adam Mickiewicz University