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bug#14744: 24.3.50; Flickering mouse-face on process output
From: |
Stephen Berman |
Subject: |
bug#14744: 24.3.50; Flickering mouse-face on process output |
Date: |
Sat, 29 Jun 2013 12:35:27 +0200 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/24.3.50 (gnu/linux) |
On Sat, 29 Jun 2013 10:47:15 +0100 (BST) Christopher Schmidt
<christopher@ch.ristopher.com> wrote:
> Eli Zaretskii <eliz@gnu.org> writes:
>> Redisplay of a window always includes redisplay of the tool bar. The
>> latter involves drawing the buttons, and then applying the depressed
>> faced to the button that the mouse pointer hovers above. That is what
>> you see, I believe. So why do you consider that a bug?
>
> I was not talking about the tool bar. I was talking about the buttons
> in the other window of Emacs, such as
>
> Emacs Tutorial Learn basic keystroke commands
> ^^^^^^^^^^^^^^
> Emacs Guided Tour Overview of Emacs features at gnu.org
> ^^^^^^^^^^^^^^^^^
> View Emacs Manual View the Emacs manual using Info
> ^^^^^^^^^^^^^^^^^
> I call them buttons because they were created using insert-button. This
> does not exactly matter here. Any text with a mouse-face will do.
>
> I see actual flickering. That is, I move my mouse cursor over the text
> and expect the text face to be highlight as long as the cursor is
> somewhere in between the continuous fragment of text. It is not. The
> actual face is switching between two faces, one of them being highlight.
I've noticed this for a long time (I can't remember when I first noticed
it, but it was certainly many months, perhaps years ago); I think I
always see it when the *shell* buffer is rapidly outputting data from
building Emacs, and a Gnus *Summary* buffer is in the other window.
Steve Berman