Keep task log text selection alive while scrolling - #71148
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bbovenzi merged 2 commits intoAug 5, 2026
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Virtualized log rows are unmounted as they leave the viewport. This destroys selection boundaries and makes text selections collapse or drift during scrolling.
Andrushika
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bbovenzi,
choo121600,
guan404ming,
pierrejeambrun,
ryanahamilton,
shubhamraj-git and
vatsrahul1001
as code owners
August 5, 2026 05:43
This was referenced Aug 5, 2026
bbovenzi
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Aug 5, 2026
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Backport successfully created: v3-3-testNote: As of Merging PRs targeted for Airflow 3.X In matter of doubt please ask in #release-management Slack channel.
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Why
The log viewer only renders rows inside the virtualized window. When a selection boundary scrolls out of view, its DOM node is removed and the browser selection collapses or drifts.
2026-07-28.1.38.34.mov
What
Listen to
selectionchangeand keep the boundary rows in the virtualizer'srangeExtractor. This keeps at most two extra rows mounted while the user scrolls.After:
2026-08-04.3.42.34.mov
closes: #68846
Was generative AI tooling used to co-author this PR?
Generated-by: Codex (GPT-5) following the guidelines