From: Stefan Kangas <stefan@marxist.se>
To: Eli Zaretskii <eliz@gnu.org>
Cc: 36633@debbugs.gnu.org, Keith David Bershatsky <esq@lawlist.com>
Subject: bug#36633: Scrolling by pixels: visible stretch glyphs overwrite header-line.
Date: Sat, 13 Jul 2019 10:32:16 +0200 [thread overview]
Message-ID: <CADwFkmkROCUZJRXPWUDASHBZaCZ+9VGs6hyb1+aMyGid2KJOGg@mail.gmail.com> (raw)
In-Reply-To: <83zhli1mof.fsf@gnu.org>
Eli Zaretskii <eliz@gnu.org> writes:
> > Date: Fri, 12 Jul 2019 19:10:44 -0700
> > From: Keith David Bershatsky <esq@lawlist.com>
> >
> > Step 1: Launch Emacs 26.
> >
> > Step 2: Evaluate the following code.
> >
> > (progn
> > (find-library "simple")
> > (pixel-scroll-mode 1)
> > (re-search-forward "\t\t\t\t\t" nil t)
> > (set-window-start (selected-window) (match-beginning 0))
> > (setq header-line-format "hello-world")
> > (setq buffer-display-table (make-display-table))
> > (aset buffer-display-table
> > ?\t
> > (vector (make-glyph-code ?\u00BB 'font-lock-warning-face)
> > (make-glyph-code ?\t 'highlight)))
> > (setq tab-width 8))
> >
> > Step 3: Move the mousewheel downward one time; i.e., one ratchet.
> >
> > Step 4: Observe the visible stretch glyphs overwriting the header-line.
>
> This doesn't happen to me on MS-Windows, so I think this is
> Darwin-specific.
>
> Can someone try reproducing this on GNU/Linux and report?
I can't reproduce this here.
In GNU Emacs 26.2 (build 2, x86_64-pc-linux-gnu, GTK+ Version 3.22.11)
of 2019-04-13 built on joffe
Windowing system distributor 'The X.Org Foundation', version 11.0.11902000
System Description: Debian GNU/Linux 9.9 (stretch)
Thanks,
Stefan Kangas
next prev parent reply other threads:[~2019-07-13 8:32 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-13 2:10 bug#36633: Scrolling by pixels: visible stretch glyphs overwrite header-line Keith David Bershatsky
2019-07-13 6:19 ` Eli Zaretskii
2019-07-13 8:32 ` Stefan Kangas [this message]
2019-07-13 8:39 ` Eli Zaretskii
2019-07-14 10:39 ` Alan Third
2019-07-14 16:47 ` Keith David Bershatsky
2019-07-15 12:26 ` Tak Kunihiro
2019-07-16 20:38 ` Alan Third
2019-07-14 16:52 ` Keith David Bershatsky
2019-07-17 6:34 ` Keith David Bershatsky
2019-07-17 18:31 ` Alan Third
2019-07-17 19:08 ` Keith David Bershatsky
2019-07-17 23:31 ` Tak Kunihiro
2019-07-18 3:56 ` Keith David Bershatsky
2019-07-27 17:32 ` Alan Third
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