From: Stephen Berman <Stephen.Berman@gmx.net>
To: emacs-devel@gnu.org
Subject: Re: Mouse highlighting and fonts
Date: Tue, 27 May 2008 15:24:39 +0200 [thread overview]
Message-ID: <87d4n7j2w8.fsf@escher.local.home> (raw)
In-Reply-To: 87od6spgu7.fsf@stupidchicken.com
On Mon, 26 May 2008 23:26:56 -0400 Chong Yidong <cyd@stupidchicken.com> wrote:
> Chong Yidong <cyd@stupidchicken.com> writes:
>
>> BTW, another mouse-highlighting bug I reported earlier is still present.
>> Under certain circumstances, the area to the left and/or right of the
>> physical cursor doesn't acquire the proper mouse-face.
>>
>> This appears to be a long-standing bug, but one that didn't show up
>> until the new font code. That's because it arises as follows: when the
>> cursor glyph has a nonzero lbearing or rbearing (i.e., it overlaps with
>> its neighbors), the neighboring glyphs are redrawn, and this can
>> overwrite the mouse-face highlight. See xdisp.c:19934. This didn't
>> show up because previously, overlapping glyphs were generally not
>> encountered.
>>
>> I'll try to fix this once I get the time, unless someone else fixes it
>> first.
>
> I've checked in a rough fix into CVS.
This fixes the bugs I reported, referenced in this thread. Thanks!
Steve Berman
prev parent reply other threads:[~2008-05-27 13:24 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-05-23 15:09 Mouse highlighting and fonts Chong Yidong
2008-05-23 19:53 ` Chong Yidong
2008-05-24 23:02 ` Stephen Berman
2008-05-25 2:01 ` Chong Yidong
2008-05-25 4:46 ` YAMAMOTO Mitsuharu
2008-05-25 8:21 ` Gerd Möllmann
2008-05-27 8:58 ` Johan Bockgård
2008-05-27 3:26 ` Chong Yidong
2008-05-27 13:24 ` Stephen Berman [this message]
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