1828575 - Unable to enable smooth scroll

Status: RESOLVED FIXED

(Core :: Layout: Scrolling and Overflow, defect, P3)

Description

[Alice0775 White]

Steps to reproduce:

1. Set prefers-reduced-motion from OS settings
   i.e. Show animations in Windows is OFF
2. Start Latest autoland Build ID >= 20230418041408
3. Make sure Use smooth scrolling is ON in Settings of Nightly.
4. Open any long web page
5. Try scroll

Actual results:
No longer smooth scrolling.
And Unable to enable smooth scrolling.

Expected Results:
'Use smooth scrolling' setting should be respected for existing user and new user.
And
Only when starting with a new profile, simply turn off the initial value of Use smooth scrolling.

Comment 1

[BugBot [:suhaib / :marco/ :calixte]]

:dlrobertson, since you are the author of the regressor, bug 1753565, could you take a look? Also, could you set the severity field?

For more information, please visit auto_nag documentation.

Comment 2

[Dan Robertson (:dlrobertson)]

(In reply to Alice0775 White from comment #0)

Steps to reproduce:

1. Set prefers-reduced-motion from OS settings
   i.e. Show animations in Windows is OFF
2. Start Latest autoland Build ID >= 20230418041408
3. Make sure Use smooth scrolling is ON in Settings of Nightly.
4. Open any long web page
5. Try scroll

In a post bug 1753565 world smooth scrolling will be disabled if prefers-reduced-motion is set in OS settings. So I think you're seeing the expected behavior. Do you have feedback on bug 1753565?

Comment 3

[Alice0775 White]

(In reply to Dan Robertson (:dlrobertson) from comment #2)

In a post bug 1753565 world smooth scrolling will be disabled if prefers-reduced-motion is set in OS settings. So I think you're seeing the expected behavior. Do you have feedback on bug 1753565?

Done, Bug 1753565 comment#13.

Comment 4

[Hiroyuki Ikezoe (:hiro)]

Dan fixed this issue in bug 1753565. Great!

Comment 5

[BugBot [:suhaib / :marco/ :calixte]]

Set release status flags based on info from the regressing bug 1753565