GNU bug report logs - #30699
26.0.91; buffer contents flicker on macOS frames when frames are resized

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Message #107 received at 30699 <at> debbugs.gnu.org (full text, mbox):

From: Alan Third <alan <at> idiocy.org>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: 30699 <at> debbugs.gnu.org, Aaron Jensen <aaronjensen <at> gmail.com>
Subject: Re: bug#30699: 26.0.91; buffer contents flicker on macOS frames when
 frames are resized
Date: Tue, 13 Mar 2018 20:18:37 +0000

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On Tue, 13 Mar 2018, 16:57 Eli Zaretskii, <eliz <at> gnu.org> wrote:

> > Date: Tue, 13 Mar 2018 12:19:04 +0000
> > From: Alan Third <alan <at> idiocy.org>
> > Cc: 30699 <at> debbugs.gnu.org, aaronjensen <at> gmail.com
> >
> > I think the only solution left is to take a copy of the contents of
> > the frame, resize, then copy the contents back. I don’t know how to do
> > that and a quick google search reveals nothing helpful.
>
> What about the idea I brought up earlier: to avoid blanking the frame
> in this case (but still mark it garbaged)?
>

I don't see any way to avoid blanking it. Cocoa does it when the frame
resizes and doesnt provide any option not to.

>

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