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Scroll amount is very small. And Scroll amount is random (like hiccups)with mouse wheel if move mouse pointer up/down and rotate wheel at same time

NEW
Unassigned

Status

()

Core
Layout: View Rendering
5 years ago
9 months ago

People

(Reporter: Alice0775 White, Unassigned)

Tracking

13 Branch
x86
Windows 7
Points:
---

Firefox Tracking Flags

(Not tracked)

Details

(Reporter)

Description

5 years ago
Build Identifier:
http://hg.mozilla.org/releases/mozilla-release/rev/2b643ea8edf9
Mozilla/5.0 (Windows NT 6.1; WOW64; rv:13.0) Gecko/20100101 Firefox/13.0 ID:20120601045813

I notice a problem when I test Bug 763504.

Steps to Reproduce:
1. Create clean profile
2. Open http://docs.sencha.com/ext-js/4-1/extjs-build/examples/grid/array-grid.html
3. Try to scroll the table with mouse wheel if move mouse pointer up/down and rotate wheel at same time
4. Repeat step3

Actual Results:
 Scroll amount is very small.
 Scroll amount is random (like hiccups)with mouse wheel if move mouse pointer up/down and rotate wheel at same time

Expected Results:
 Scroll should be performed as same as other place.
 And Scroll amount should be constant. not like hiccups

Regression window:
Good:
http://hg.mozilla.org/mozilla-central/rev/047c8ba7d2e4
Mozilla/5.0 (Windows NT 6.1; WOW64; rv:12.0a1) Gecko/20120115 Firefox/12.0a1 ID:20120115112312
Bad:
http://hg.mozilla.org/mozilla-central/rev/a895ecb782e1
Mozilla/5.0 (Windows NT 6.1; WOW64; rv:12.0a1) Gecko/20120116 Firefox/12.0a1 ID:20120116022308
Pushlog:
http://hg.mozilla.org/mozilla-central/pushloghtml?fromchange=047c8ba7d2e4&tochange=a895ecb782e1
Triggered by:
f7c8c8ee3fad	Jared Wein — Bug 198964 - Enable smooth scrolling by default. r=gavin

However, this problem existed in earlier version if smooth scroll enabled.
(Reporter)

Updated

5 years ago
Summary: ScSroll amount is very small. And Scroll amount is random (like hiccups)with mouse wheel if move mouse pointer up/down and rotate wheel at same time → Scroll amount is very small. And Scroll amount is random (like hiccups)with mouse wheel if move mouse pointer up/down and rotate wheel at same time

Comment 1

5 years ago
How do I get rid of the smooth scroll?
Go to the "Options" => "Advanced tab" => "General tab" => and disable "Use smooth scrolling"
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