From: Eli Zaretskii <eliz@gnu.org>
To: Drew Adams <drew.adams@oracle.com>
Cc: luangruo@yahoo.com, 66247@debbugs.gnu.org
Subject: bug#66247: 29.1; Transient frame problems with Emacs 29 on MS Windows
Date: Tue, 10 Oct 2023 15:00:21 +0300 [thread overview]
Message-ID: <83r0m2vga2.fsf@gnu.org> (raw)
In-Reply-To: <SJ0PR10MB5488D05D69955DC2BA573ED0F3CEA@SJ0PR10MB5488.namprd10.prod.outlook.com> (message from Drew Adams on Mon, 9 Oct 2023 19:49:14 +0000)
> From: Drew Adams <drew.adams@oracle.com>
> CC: "luangruo@yahoo.com" <luangruo@yahoo.com>,
> "66247@debbugs.gnu.org"
> <66247@debbugs.gnu.org>
> Date: Mon, 9 Oct 2023 19:49:14 +0000
>
> emacs -Q
>
> M-x customize-option default-frame-alist
>
> Add an entry for inhibit-double-buffering as t.
>
> Set the option value for the current session.
>
> `C-x 5 2' or in some other way get a new frame,
> so `default-frame-alist' kicks in.
>
> Grab the right frame edge with your mouse and
> move it to the right. I see a lag: the scroll
> bar stays where it is briefly, then finally
> catches up with the new position of the right
> frame edge.
I see the same in Emacs 28, so this isn't a regression in Emacs 29.
When Emacs needs to redraw the frame, it actually asks the MS-Windows
GUI subsystem to do that, and the update takes time (and happens in a
separate UI thread). So these small lags are expected.
next prev parent reply other threads:[~2023-10-10 12:00 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-28 1:36 bug#66247: 29.1; Transient frame problems with Emacs 29 on MS Windows Drew Adams
2023-09-29 1:21 ` Po Lu via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-09-29 2:22 ` Drew Adams
2023-09-29 2:49 ` Po Lu via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-09-29 16:17 ` Drew Adams
2023-09-29 16:32 ` Eli Zaretskii
2023-09-29 18:21 ` Drew Adams
2023-09-30 13:42 ` Eli Zaretskii
2023-09-30 15:22 ` Drew Adams
2023-09-30 15:36 ` Eli Zaretskii
2023-10-09 18:33 ` Drew Adams
2023-10-09 18:56 ` Eli Zaretskii
2023-10-09 19:49 ` Drew Adams
2023-10-10 12:00 ` Eli Zaretskii [this message]
2023-10-10 15:13 ` Drew Adams
2023-10-10 15:35 ` Eli Zaretskii
2023-10-10 15:53 ` Drew Adams
2023-10-10 18:46 ` Eli Zaretskii
2023-10-10 21:27 ` Drew Adams
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