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v3.1.0

Textualize/textualv3.1.0Apr 12, 2025by willmcgugan

AI Summary

Fixed numerous issues regarding markup, sizing, and selection. Enhanced notifications to use content markup and converted dim attributes to RGB by default.

Key Highlights

  • Notifications now use content markup
  • Textual converts dim attributes to RGB by default
  • Added TEXTUAL_DIM_FACTOR env var to set dim opacity

New Features

  • Added TEXTUAL_DIM_FACTOR env var
  • Added Screen.text_selection_started_signal
  • Added App.clear_selection() helper method

Full Release Notes

Mostly fixes, some API enhancements. See below.

## [3.1.0] - 2025-04-12

### Fixed

- Fixed markup escaping edge cases https://github.com/Textualize/textual/pull/5697
- Fixed incorrect auto height in Collapsible https://github.com/Textualize/textual/pull/5703
- Fixed issue with keymaps and single-letter keys https://github.com/Textualize/textual/pull/5726
- Fixed `OptionList` size after removing or clearing options https://github.com/Textualize/textual/issues/5728
- Fixed footer / key panel not updating when keymaps are applied https://github.com/Textualize/textual/pull/5724
- Fixed alignment not being applied when there are min and max limits on dimensions https://github.com/Textualize/textual/pull/5732
- Fixed issues with OptionList scrollbar not updating https://github.com/Textualize/textual/pull/5736
- Fixed allow_focus method not overriding `can_focus()` https://github.com/Textualize/textual/pull/5737
- Fixed overlap of Input / TextArea selection with arbitrary text selection https://github.com/Textualize/textual/pull/5739

### Changed

- Collapsible title now accepts str, Text, or Content https://github.com/Textualize/textual/pull/5697
- Rich Text objects will be converted to Content in OptionList and other widgets https://github.com/Textualize/textual/pull/5712
- Textual will always convert dim attributes to RGB by default https://github.com/Textualize/textual/pull/5715
- Notifications will now use content markup (previously they used Console markup) https://github.com/Textualize/textual/pull/5719

### Added

- Added `TEXTUAL_DIM_FACTOR` env var to set the opacity of the 'dim' ANSI attribute https://github.com/Textualize/textual/pull/5715
- `notify()` now accepts a `markup` parameter to disable rendering the message as markup https://github.com/Textualize/textual/pull/5719
- Added `Screen.text_selection_started_signal` https://github.com/Textualize/textual/pull/5739
- Added `App.clear_selection()` helper method to clear arbitrary text selection of active screen https://github.com/Textualize/textual/pull/5739