Add support for auto color to MutliselectColumn using chart colors#12724
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lukasmasuch merged 8 commits intodevelopfrom Oct 15, 2025
Merged
Add support for auto color to MutliselectColumn using chart colors#12724lukasmasuch merged 8 commits intodevelopfrom
auto color to MutliselectColumn using chart colors#12724lukasmasuch merged 8 commits intodevelopfrom
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🎉 Snyk checks have passed. No issues have been found so far.✅ security/snyk check is complete. No issues have been found. (View Details) ✅ license/snyk check is complete. No issues have been found. (View Details) |
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Pull Request Overview
This PR adds support for the "auto" color option to the MultiselectColumn configuration, which automatically assigns colors to multiselect options using the configured categorical chart colors from the theme.
- Adds
"auto"as a valid color value in type annotations and function signatures - Implements automatic color assignment logic in the frontend using categorical chart colors with transparency
- Updates documentation and adds comprehensive test coverage
Reviewed Changes
Copilot reviewed 4 out of 4 changed files in this pull request and generated 1 comment.
| File | Description |
|---|---|
| lib/streamlit/elements/lib/column_types.py | Updates type annotations and docstring to support "auto" color option |
| frontend/lib/src/components/widgets/DataFrame/columns/MultiselectColumn.ts | Implements auto color logic using categorical chart colors with transparency |
| frontend/lib/src/components/widgets/DataFrame/columns/MultiselectColumn.test.ts | Adds unit tests for auto color functionality and wrap-around behavior |
| e2e_playwright/st_dataframe_config.py | Adds end-to-end test case demonstrating auto color feature |
frontend/lib/src/components/widgets/DataFrame/columns/MultiselectColumn.test.ts
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frontend/lib/src/components/widgets/DataFrame/columns/MultiselectColumn.test.ts
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Describe your changes
Adds
autocolor option toMultiselectColumnto automatically color options based on the configured categorical chart colors.Testing Plan
Contribution License Agreement
By submitting this pull request you agree that all contributions to this project are made under the Apache 2.0 license.