Re: Having certain lines readonly

вторник, 10 януари 2017 г., 9:13:02 UTC+2, Erik Christiansen написа:
> On 02.01.17 03:42, Tihomir Mitkov wrote:
> > Is it possible to have certain lines uneditable while keeping the rest of them editable?
>
> In *nix, almost anything is possible. You could either excise the
> protected lines with e.g. Awk, then reinsert them after exit from Vim
> to the wrapper script, or leave them for whatever user benefit exists,
> then overwrite them on exit, to defeat edits.
>
> The protection zone could be primitively defined by line numbers, by
> recognisable intrinsic content, or by arbitrary added delimiters.
>
> If it were necessary to enforce reciprocal protection, i.e. those with
> permission to edit the primary protected text should not touch the other
> text (even if only to avoid finger fumbles), then the two halves could
> perhaps be kept as identically named files in two adjacent directories,
> with differing group ownership and limited write permissions, merged
> only for consumption, not for editing.
>
> In that case, Vim could be invoked on both files, perhaps in two tabs,
> with the correct one automatically being read-only, as enforced by the
> *nix permissions of the files, and the *nix group membership of the users.
>
> Erik
>
> --
> Emacs is a nice OS - but it lacks a good text editor.
> That's why I am using Vim. - Anonymous

Thank for your post. I figured out that I can simulate readonly lines by keeping metadata about lines and remapping all keys to a function which decides upon that metadata whether to put the character in question.

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