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Re: Implementing child frames on terminal

From: Po Lu
Subject: Re: Implementing child frames on terminal
Date: Tue, 12 Jul 2022 13:13:01 +0800
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.91 (gnu/linux)

Akib Azmain Turja <akib@disroot.org> writes:

> Your idea is good, but until the child frame crosses the edges of it's
> parent.  Then it'll cause a segmentation fault (the best case) or
> continue without any symptom and corrupt your files or something else
> silently (the worst case).

Fixing that (assuming you clip the contents of the child frame to the
parent) sounds easier than what you propose further on here:

> I think we should somehow render the child frame glyph matrix before
> processing it's parents.  Then we can copy the it's glyph matrix to it's
> parent's one.  And, in case the child frame doesn't cross parent's
> edges, we can use a floating window (as you suggested) as an
> optimization (although I don't think we need this optimization, since
> terminal don't usually have many characters).

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