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Re: Some NS port changes

From: Zhang Haijun
Subject: Re: Some NS port changes
Date: Sun, 20 Jan 2019 11:20:13 +0000

> 在 2019年1月20日,下午7:09,Alan Third <address@hidden> 写道:
> FWIW that’s exactly what I would expect to happen with that setting
> set to nil. We can’t really stop the NS toolkit trying to update the
> screen, but if you pause redisplay part‐way through then it’s not
> going to be able to update the areas already marked as needing
> redrawn.
> Once it’s tried to redraw those areas, it marks them as drawn whether
> it was succesful or not, so the next time round they will be ignored.
> There’s not very much I can do about that.
> What’s the use‐case for setting this variable?
> -- 
> Alan Third

Because of a bug for CJK: https://debbugs.gnu.org/cgi/bugreport.cgi?bug=+23412

Can the area be marked as drawn after it be redrawn?

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