prompt-toolkit / prompt-toolkit/python-prompt-toolkit
Scrolbar button is not always visible in long menus
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bug
- Dominant language
- Python
- Stars
- 10.6k
- Forks
- 815
- PR merge metrics
- No merged PRs in 30d
Description
When scrolling long lists the scrollbar button is only visible in at certain positions in the list.
See this example from xonsh:

Contributor guide
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First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start by reproducing the scrollbar visibility problem with the linked xonsh example and trace the long-list scrolling and scrollbar rendering entry points. Done means the scrollbar button remains visible at every relevant position while scrolling long menus, with the existing behavior preserved for shorter lists.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- python
- Domain
- cli
- Issue type
- Bug
- Difficulty
- 3/5
- Estimated time
- 1-2 days
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 35/100