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Bug - LogViewer - Doesn't maintain scroll position when wrap text prop changes

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评估

难度
3/5
预计耗时
1-2 天
新手友好度
45/100
Issue 类型
缺陷
描述清晰度
基本清楚
活跃度
停滞
技术栈
typescript
领域
frontend

调研方向

Start with the LogViewer implementation and reproduce the issue in the PatternFly demo at the linked complex-toolbar URL: scroll to a later line, then toggle Wrap Text. Trace the rerender and confirm that the fix preserves the same log location after wrapping changes, then verify the reproduction no longer returns to line 1.

由索引模型根据 Issue 内容生成。

描述

bug

Describe the problem
A clear and concise description of the problem. Which components are affected?

I'm using the log viewer component. When I scroll to a particular line, say line 100 > then toggle the value of wrap text > the component re-renders and I'm taken to line 1.

You can see this behavior in the demo here: https://www.patternfly.org/v4/extensions/log-viewer#with-complex-toolbar

How do you reproduce the problem?
Provide steps to reproduce. A codepen or codesandbox demonstrating the problem is appreciated.

  1. Go to this demo: https://www.patternfly.org/v4/extensions/log-viewer#with-complex-toolbar
  2. Scroll to a line, say line 100
  3. Toggle the value of the Wrap Text checkbox
  4. You are taken to line 1

Expected behavior
A clear and concise description of the expected behavior.

Even after toggling the value of wrap text, the scroll position should be the same.

This is important because if the user arrives at a log line much after line 1, say something like 1000, tries to read the log by wrapping the text, and is taken to the 1st line, it will be very cumbersome for the user to find / arrive to the same line again in case they don't remember the line number.

Is this issue blocking you?
List the workaround if there is one.

I couldn't find a workaround.

Screenshots
If applicable, add screenshots to help explain the issue.

https://user-images.githubusercontent.com/62167899/209475803-00b63f06-20bd-4877-8f23-fe17a4cf80ed.mp4

What is your environment?

  • OS: Mac OS

  • Browser: Firefox

What is your product and what release date are you targeting?
I'm not sure I'm at liberty to disclose this information.

Any other information?


Jira Issue: PF-2009

主要语言
TypeScript
星标
34
派生
19
PR 合并指标
30 天内没有已合并 PR

环境准备

从这里开始

  1. 先读完整个 Issue,再读项目的贡献指南。
  2. 在 Issue 下留言说明你要接手 —— 这能避免两个人做同样的事。
  3. Fork 仓库,在一个分支上完成修改。
  4. 提交 Pull Request,并在描述里引用这个 Issue 编号。

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