Closed Bug 1701616 Opened 8 months ago Closed 8 months ago

The last tab gets smaller by a few pixels when a new tab is opened

Categories

(Firefox :: Tabbed Browser, defect, P2)

Firefox 89
defect

Tracking

()

RESOLVED WORKSFORME
Tracking Status
firefox87 --- disabled
firefox88 --- disabled
firefox89 --- affected

People

(Reporter: hani.yacoub, Unassigned)

References

(Blocks 1 open bug)

Details

(Whiteboard: [proton-tabs-bar][priority:2c] )

Preconditions

In about:config set:
browser.proton.enabled = true
browser.proton.tabs.enabled = true
browser.proton.places-tooltip.enabled = true

Affected versions

Firefox 89.0a1

Affected platforms

MacOS 10.15
Windows 10 x64
Ubuntu 20.04 x64
Windows 7 x64

Steps to reproduce

  1. Open Firefox.
  2. Open many tabs till "<" ">" buttons appear.
  3. Click on the "+" to open a new tab.
  4. Observe the last tab.

Expected result

The last tab should remain the same size

Actual Result

The last tab gets smaller by a few pixels when a new tab is opened

Screen recording:
https://streamable.com/k6us08

Note

Might be similar to bug 1693701

Hi Romain, please prioritize this Proton bug when you have time, thanks!

Flags: needinfo?(rtestard)
Flags: needinfo?(rtestard)
Priority: -- → P2
Severity: -- → S3
Whiteboard: [proton-tabs-bar] → [proton-tabs-bar][priority:2c]

Do you still see this? I can't seem to reproduce.

Flags: needinfo?(hani.yacoub)

Can't manage to reproduce this issue any more.

Status: NEW → RESOLVED
Closed: 8 months ago
Flags: needinfo?(hani.yacoub)
Resolution: --- → WORKSFORME
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