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Re: Composing Hebrew diacriticals

From: Kenichi Handa
Subject: Re: Composing Hebrew diacriticals
Date: Thu, 13 May 2010 09:42:50 +0900

In article <address@hidden>, Eli Zaretskii <address@hidden> writes:

> Yes, cursor motion is a constant source of trouble with bidi
> reordering.  Too many places assume strictly unidirectional display
> and rely on the fact that the first (leftmost) character of line N
> follows the last character of line N-1 in buffer's logical order.  It
> takes time to learn all of the hidden assumptions and fix them.  C-a
> and C-e are even trickier than C-f and C-b, because they move by
> buffer positions assuming that screen positions correspond to those
> 1:1.

> I already refactored the related functions twice, and recently came to
> a conclusion that I need to refactor them yet again, sigh...

> Thanks for the test case, I will add it to my other tests.

Ok, then, as soon as I conclude that at least the displaying
looks correct, I'll commit my new code without testing it
against cursor positioning.

Kenichi Handa

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