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Re: LYNX-DEV scrollok and lynx_force_repaint

From: T.E.Dickey
Subject: Re: LYNX-DEV scrollok and lynx_force_repaint
Date: Thu, 6 Nov 1997 05:40:41 -0500 (EST)

> I don't know a solution for this (if this is indeed the reason).  The
> double-byte characters can start on even or odd character positions,
> so shifting the popup box by one position to avoid partial overwriting
> isn't in general possible.  If the display library (slang or ncurses)
> were more Kanji-savvy, it could blank out the other half of partially
> overwritten characters.  But for this, it would have to keep track of
> where each character starts, or analyze all lines of the screen image
> that may be covered by the popup box from the start.  I don't know
> what the "Kanji support" in slang actually does, but I suppose that's
> not part of it.
ncurses doesn't support multibyte characters (yet ;-), but the most recent
SVr4 curses does - with the restriction that it won't write out to the
right margin (probably a related issue).
Thomas E. Dickey
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