From: Eli Zaretskii <eliz@gnu.org>
To: Alan Mackenzie <acm@muc.de>
Cc: emacs-devel@gnu.org
Subject: Re: [Patch]: Allow overlay arrows to be inserted before the text at column zero rather than splatting it.
Date: Mon, 19 Aug 2019 05:29:42 +0300 [thread overview]
Message-ID: <838srpnazt.fsf@gnu.org> (raw)
In-Reply-To: <20190818192310.GD31509@ACM> (message from Alan Mackenzie on Sun, 18 Aug 2019 19:23:10 +0000)
> Date: Sun, 18 Aug 2019 19:23:10 +0000
> Cc: emacs-devel@gnu.org
> From: Alan Mackenzie <acm@muc.de>
>
> > Sorry, I'm confused now: how can you insert the arrow without either
> > moving the rest of the line to the right or overwriting its first few
> > glyphs? Where does the space for the arrow come from?
>
> Sorry for being a bit inexact. In that bit I meant inserting "=>" by
> overwriting the two characters in columns 0 and 1. We need to be able
> to do this.
But AFAIR that's exactly what the current implementation of
overlay-arrow on TTY frames does. So how exactly is your
implementation different in this regard, and why did you need any new
code for it?
Still confused.
next prev parent reply other threads:[~2019-08-19 2:29 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-08-18 13:48 [Patch]: Allow overlay arrows to be inserted before the text at column zero rather than splatting it Alan Mackenzie
2019-08-18 14:34 ` Eli Zaretskii
2019-08-18 16:15 ` Alan Mackenzie
2019-08-18 16:29 ` Eli Zaretskii
2019-08-18 18:43 ` Alan Mackenzie
2019-08-18 18:53 ` Eli Zaretskii
2019-08-18 19:23 ` Alan Mackenzie
2019-08-19 2:29 ` Eli Zaretskii [this message]
2019-08-19 19:28 ` Alan Mackenzie
2019-08-20 2:30 ` Eli Zaretskii
2019-08-18 19:30 ` Noam Postavsky
2019-08-18 19:43 ` Alan Mackenzie
2019-08-19 9:30 ` Stefan Monnier
2019-08-19 14:46 ` Eli Zaretskii
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