Bug 120100 - When selecting content from bottom to top and mouse appears over image/frame, scrolling gets choppy
Summary: When selecting content from bottom to top and mouse appears over image/frame,...
Status: NEW
Alias: None
Product: LibreOffice
Classification: Unclassified
Component: Writer (show other bugs)
Version:
(earliest affected)
Inherited From OOo
Hardware: All All
: low minor
Assignee: Not Assigned
URL:
Whiteboard:
Keywords: perf
Depends on:
Blocks: Scrolling-PageUpDown
  Show dependency treegraph
 
Reported: 2018-09-24 07:38 UTC by Telesto
Modified: 2026-01-31 13:02 UTC (History)
1 user (show)

See Also:
Crash report or crash signature:


Attachments
Example file (166.46 KB, application/vnd.oasis.opendocument.text)
2018-09-24 07:38 UTC, Telesto
Details
Screencast (1.12 MB, video/mp4)
2018-09-24 07:39 UTC, Telesto
Details
A bit more simplistic (71.68 KB, application/vnd.oasis.opendocument.text)
2018-09-24 07:43 UTC, Telesto
Details

Note You need to log in before you can comment on or make changes to this bug.
Description Telesto 2018-09-24 07:38:03 UTC
Description:
Slowdown when selecting content from bottom to top

Steps to Reproduce:
1. Open the attached file
2. Scroll to the bottom
3. Select everything by dragging up

Actual Results:
Slowdown on the first page

Expected Results:
No change in speed


Reproducible: Always


User Profile Reset: No



Additional Info:
Version: 6.2.0.0.alpha0+
Build ID: d5a2202f955657e427670a87c2d4e5638884517b
CPU threads: 4; OS: Windows 6.3; UI render: default; 
TinderBox: Win-x86@42, Branch:master, Time: 2018-09-12_02:38:23
Locale: nl-NL (nl_NL); Calc: CL
Comment 1 Telesto 2018-09-24 07:38:17 UTC
Created attachment 145132 [details]
Example file
Comment 2 Telesto 2018-09-24 07:39:13 UTC
Created attachment 145133 [details]
Screencast
Comment 3 Telesto 2018-09-24 07:43:37 UTC
Created attachment 145134 [details]
A bit more simplistic
Comment 4 Buovjaga 2018-10-22 16:28:13 UTC
Can you repro this zoomed out to like 25%? I think it is somehow getting confused when the mouse hits the image/frame when the page scrolls upward. Behaves same in 3.3.0 (Win).
Comment 5 Telesto 2018-10-22 16:38:37 UTC
(In reply to Buovjaga from comment #4)
> Can you repro this zoomed out to like 25%? I think it is somehow getting
> confused when the mouse hits the image/frame when the page scrolls upward.
> Behaves same in 3.3.0 (Win).

It's fine at zoomlevel 25%
Comment 6 QA Administrators 2019-10-23 02:47:07 UTC Comment hidden (obsolete)
Comment 7 QA Administrators 2022-08-18 03:39:49 UTC Comment hidden (obsolete)
Comment 8 QA Administrators 2024-08-18 03:15:46 UTC Comment hidden (obsolete)
Comment 9 Buovjaga 2026-01-31 13:02:39 UTC
Still repro

Arch Linux 64-bit
Version: 26.8.0.0.alpha0+ (X86_64)
Build ID: 19f943f13485918d35597be1dcae48c0fbecd0e3
CPU threads: 8; OS: Linux 6.18; UI render: default; VCL: gtk3
Locale: fi-FI (fi_FI.UTF-8); UI: en-US
Calc: CL threaded
Built on 31 January 2026