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[fix] Improve textarea auto-expansion with proper height calculation and placeholder handling#13168

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11-21-use_text_input_auto_expand_fix
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[fix] Improve textarea auto-expansion with proper height calculation and placeholder handling#13168
sfc-gh-nbellante wants to merge 1 commit intodevelopfrom
11-21-use_text_input_auto_expand_fix

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@sfc-gh-nbellante sfc-gh-nbellante commented Dec 1, 2025

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snyk-io bot commented Dec 1, 2025 •
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✅ PR preview is ready!

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📦 Wheel file https://core-previews.s3-us-west-2.amazonaws.com/pr-13168/streamlit-1.51.0-py3-none-any.whl
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sfc-gh-nbellante commented Dec 1, 2025 •
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github-actions bot commented Dec 1, 2025 •
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📈 Frontend coverage change detected

The frontend unit test (vitest) coverage has increased by 0.0100%

  • Current PR: 89.7500% (51817 lines, 5311 missed)
  • Latest develop: 89.7400% (51789 lines, 5311 missed)

✅ Coverage change is within normal range.

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@sfc-gh-nbellante sfc-gh-nbellante force-pushed the 11-21-use_text_input_auto_expand_fix branch from f3f6b6f to de46a9f Compare December 1, 2025 17:45
@sfc-gh-nbellante sfc-gh-nbellante force-pushed the 11-21-style_updates_to_chat_input branch from 8d81849 to 68a3bb3 Compare December 1, 2025 17:45
@sfc-gh-nbellante sfc-gh-nbellante force-pushed the 11-21-use_text_input_auto_expand_fix branch 2 times, most recently from 2b57692 to b6f6023 Compare December 1, 2025 20:32
@sfc-gh-nbellante sfc-gh-nbellante force-pushed the 11-21-style_updates_to_chat_input branch from 471e74a to aedf58e Compare December 1, 2025 20:32
@sfc-gh-nbellante sfc-gh-nbellante force-pushed the 11-21-use_text_input_auto_expand_fix branch from b6f6023 to 1c7c5b4 Compare December 1, 2025 21:06
@sfc-gh-nbellante sfc-gh-nbellante force-pushed the 11-21-style_updates_to_chat_input branch from aedf58e to 70dafb3 Compare December 1, 2025 21:06
@sfc-gh-nbellante sfc-gh-nbellante force-pushed the 11-21-use_text_input_auto_expand_fix branch from 1c7c5b4 to 638684e Compare December 1, 2025 21:24
@sfc-gh-nbellante sfc-gh-nbellante force-pushed the 11-21-style_updates_to_chat_input branch 2 times, most recently from 1bcb411 to bc83355 Compare December 2, 2025 16:13
@sfc-gh-nbellante sfc-gh-nbellante force-pushed the 11-21-use_text_input_auto_expand_fix branch 3 times, most recently from 6788d11 to ef7ea96 Compare December 2, 2025 17:55
@sfc-gh-nbellante sfc-gh-nbellante force-pushed the 11-21-style_updates_to_chat_input branch from ab2e804 to caa800c Compare December 2, 2025 17:55
@sfc-gh-nbellante sfc-gh-nbellante added security-assessment-completed change:bugfix PR contains bug fix implementation impact:users PR changes affect end users labels Dec 2, 2025
@sfc-gh-nbellante sfc-gh-nbellante force-pushed the 11-21-use_text_input_auto_expand_fix branch from ef7ea96 to decc186 Compare December 2, 2025 19:48
@sfc-gh-nbellante sfc-gh-nbellante changed the base branch from 11-21-style_updates_to_chat_input to graphite-base/13168 December 2, 2025 20:41
@sfc-gh-nbellante sfc-gh-nbellante force-pushed the 11-21-use_text_input_auto_expand_fix branch from decc186 to fdb375b Compare December 2, 2025 20:42
@graphite-app graphite-app bot changed the base branch from graphite-base/13168 to develop December 2, 2025 20:43
@sfc-gh-nbellante
fix: improve useTextInputAutoExpand maxHeight calculation and tests
6b0e699 
- Calculate maxHeight based on line height for accurate 6.5 line limit
- Handle placeholder text measurement
- Update tests to use real DOM elements for getComputedStyle compatibility
@sfc-gh-nbellante sfc-gh-nbellante force-pushed the 11-21-use_text_input_auto_expand_fix branch from fdb375b to 6b0e699 Compare December 2, 2025 20:43
@sfc-gh-nbellante sfc-gh-nbellante changed the title fix: improve useTextInputAutoExpand maxHeight calculation and tests [fix] Improve textarea auto-expansion with proper height calculation and placeholder handling Dec 2, 2025
sfc-gh-lwilby
sfc-gh-lwilby reviewed Dec 5, 2025
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...ght/__snapshots__/linux/st_text_area_test/st_text_area-content_height_expanded[chromium].png
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@sfc-gh-lwilby sfc-gh-lwilby Dec 5, 2025

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This seems broken to me. The height is supposed to expand to the content like in the original screenshot.

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@sfc-gh-nbellante sfc-gh-nbellante Dec 5, 2025

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Agreed

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sfc-gh-nbellante commented Dec 8, 2025

Deprioritized

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