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Re: [emacs-bidi] Treatment of LRE,RLE,LRO,RLO,PDF,LRM,RLM

From: Eli Zaretskii
Subject: Re: [emacs-bidi] Treatment of LRE,RLE,LRO,RLO,PDF,LRM,RLM
Date: Mon, 01 Nov 2010 05:57:17 -0400

> From: Kenichi Handa <address@hidden>
> Date: Mon, 01 Nov 2010 17:15:13 +0900
> Cc: address@hidden, address@hidden
> I've just committed a basic infrastructure for displaying
> non-graphic and no-font characters.


> Char-table to control displaying of glyphless characters.
> Each element, if non-nil, is an ASCII acronym string (displayed in a box)
> or one of these symbols:
>   hexa-code: display with hexadecimal character code in a box
Suggest to name this "hex-code" instead.

>   empty-box: display with an empty box
>   thin-space: display with 1-pixel width space
>   zero-width: don't display
> It has one extra slot to control the display of a character for which
> no font is found.  The value of the slot is `hexa-code' or `empty-box'.
> The default is `empty-box'.

What will happen on a TTY?

> glyphless-char-control is a variable defined in `characters.el'.
Suggest to name this "glyphless-char-display-control".

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