Closed Bug 1224253 Opened 9 years ago Closed 9 years ago

Changing row opacity on hover if table has border-collapse: collapse causes opacity to "stick" temporarily

Categories

(Core :: Layout, defect)

defect
Not set
normal

Tracking

()

RESOLVED FIXED
Tracking Status
firefox45 --- affected

People

(Reporter: cers, Assigned: dbaron)

References

Details

Attachments

(2 files)

+++ This bug was initially created as a clone of Bug #1224251 +++ This bug has a few factors that seem to influence it. 1) table has border-collapse: collapse 2) row has a background 3) row opacity changes on :hover 4) row background does not change on :hover If all of the above are met, moving the cursor over the table causes the opacity to temporarily stick, producing a "tail". This is probably related to the bug I cloned this from, but only started happening in Firefox 18, so I've filed it separately. I've tested and found the bug on two machines running OS X (El Capitan), but not found it on any of three machines running linux. I have not tested on a Windows machine. STR: 1) load attached testcase 2) move cursor over table Expected result: Row opacity changes only for currently hovered row Actual results: Row opacity sticks temporarily, leaving a tail of still altered opacities.
The bug also appears in Windows 7 (Firefox 42)
Using mozregression, I tracked it down to this range http://hg.mozilla.org/mozilla-central/pushloghtml?fromchange=895f66c4eada&tochange=85f561c755f6 (that's 2012-09-28 to 2012-09-29) It was unable to narrow in further because there were no inbound build artifacts around anymore.. If I were to venture a guess, it might be fallout from bug 539356
Assignee: nobody → dbaron
OS: Mac OS X → All
Hardware: Unspecified → All
This was fixed by bug 1224251, right? I ran the try build from https://bugzilla.mozilla.org/show_bug.cgi?id=1224251#c24 on OS X, and I was unable to trigger the bug anymore there.
Flags: needinfo?(dbaron)
Yes, forgot to mark it fixed, thanks. Should be in nightly tomorrow.
Status: NEW → RESOLVED
Closed: 9 years ago
Flags: needinfo?(dbaron)
Resolution: --- → FIXED
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