Re: "Final" version of tty child frames

[Gerd Möllmann]

Eli Zaretskii <eliz@gnu.org> writes:

>> From: martin rudalics <rudalics@gmx.at>
>> 
>> I now subtract 1 from the w->cursor.hpos if glyph->charpos is larger
>> than PT
>
> This assumes unidirectional text, doesn't it?  The glyph whose charpos
> is <= PT could well be to the right, not to the left.  In the brave
> new world of bidirectional display, character positions change
> non-linearly with screen positions.

We need only a suitable hpos/x though that is in the child frame.
That should make the cursor magic in dispnew.c work that prevents
cursors from "shining through child frames". Don't know what that means
for R2L though.