From: Yuri Khan <yuri.v.khan@gmail.com>
To: Heime <heimeborgia@protonmail.com>
Cc: Heime via Users list for the GNU Emacs text editor
<help-gnu-emacs@gnu.org>
Subject: Re: Making a read-only buffer writable
Date: Tue, 12 Sep 2023 17:26:14 +0700 [thread overview]
Message-ID: <CAP_d_8VKSY3NWezM-5L7gEHcZXR6M15brJNvMLH_PAs=A8PxNA@mail.gmail.com> (raw)
In-Reply-To: <0dkHSu-LB9gHq-vWDPApgSFURUdqrdbAu7ZKq6k1LFAl6S7HJQ2sHmp3YCDJmAm-yqrbOxqQdne10jnbdUyfLwICE99HUEnPXkBzCJUgrNo=@protonmail.com>
On Tue, 12 Sept 2023 at 16:10, Heime <heimeborgia@protonmail.com> wrote:
> Then I wonder how it is possible for the following function
> to call
>
> (insert-button "[1]"
>
> without calling
>
> (setq buffer-read-only nil)
>
> first, just after
>
> (with-help-window (help-buffer)
Have you read the source for ‘with-help-window’? It arranges for
‘inhibit-read-only’ to be set to ‘t’ around the call to its body. Once
the body finishes, that temporary binding goes out of scope and
read-only is in effect again.
next prev parent reply other threads:[~2023-09-12 10:26 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-12 9:08 Making a read-only buffer writable Heime
2023-09-12 10:06 ` Philip Kaludercic
2023-09-12 10:26 ` Yuri Khan [this message]
2023-09-12 10:52 ` Heime
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