GNU bug report logs - #59320
29.0.50; (Windows) Cursor is invisble unless inhibit-double-buffer is t, and then it only appears as a single pixel line

Previous Next

Full log

View this message in rfc822 format

From: Eli Zaretskii <eliz <at> gnu.org>
To: Po Lu <luangruo <at> yahoo.com>
Cc: kcbanner <at> gmail.com, 59320 <at> debbugs.gnu.org
Subject: bug#59320: Acknowledgement (29.0.50; (Windows) Cursor is invisble unless inhibit-double-buffer is t, and then it only appears as a single pixel line)
Date: Wed, 23 Nov 2022 15:44:02 +0200

> From: Po Lu <luangruo <at> yahoo.com>
> Cc: Casey Banner <kcbanner <at> gmail.com>,  59320 <at> debbugs.gnu.org
> Date: Wed, 23 Nov 2022 08:42:43 +0800
> 
> Eli Zaretskii <eliz <at> gnu.org> writes:
> 
> > So I guess we should disable double-buffering on Windows when system caret
> > is in use?
> 
> I'd only do that if all else fails.  How does MS-Windows display the
> system caret, and why can't it be made to work with double-buffering?

I don't know the answer to the second part, but if you search the C sources
for w32_use_visible_system_caret, you will probably see the answer right
away (there aren't many hits).

Previous Next

GNU bug tracking system
Copyright (C) 1999 Darren O. Benham, 1997,2003 nCipher Corporation Ltd, 1994-97 Ian Jackson.