DataTable cursor and Directory filtering

Mostly a bugfix release. But we also have filtering on the DirectoryTree, and the DataTable page up / down now moves the cursor as well as the view.

[0.19.0] - 2023-04-07

Added

• Added support for filtering a DirectoryTree #2215

Changed

• Allowed border_title and border_subtitle to accept Text objects
• Added additional line around titles
• When a container is auto, relative dimensions in children stretch the container. #2221
• DataTable page up / down now move cursor

Fixed

• Fixed margin not being respected when width or height is "auto" #2220
• Fixed issue which prevent scroll_visible from working #2181
• Fixed missing tracebacks on Windows #2027

New Worker API

https://textual.textualize.io/blog/2023/04/04/textual-0180-adds-api-for-managing-concurrent-workers/

[0.18.0] - 2023-04-04

Added

• Added Worker API #2182

Changed

• Breaking change: Markdown.update is no longer a coroutine #2182

[Fixed]

• RadioSet is now far less likely to report pressed_button as None #2203

Bugfix for scrolling under dock

[0.17.3] - 2023-04-02

[Fixed]

• Fixed scrollable area not taking in to account dock #2188

Modal fixes

A few fixes related to the thew modal screens, and ordered Markdown lists.

[0.17.2] - 2023-04-02

[Fixed]

• Fixed bindings persistance #1613
• The Markdown widget now auto-increments ordered lists #2002
• Fixed modal bindings #2194
• Fix binding enter to active button #2194

[Changed]

• tab and shift+tab are now defined on Screen.

Fixes WIndows cursor and ctrl+click freeze

A bugfix release. See below for details.

[0.17.1] - 2023-03-30

Fixed

• Fix cursor not hiding on Windows #2170
• Fixed freeze when ctrl-clicking links #2167 #2073

You can see right through us!

https://textual.textualize.io/blog/2023/03/29/textual-0170-adds-translucent-screens-and-option-list/

[0.17.0] - 2023-03-29

Fixed

• Issue with parsing action strings whose arguments contained quoted closing parenthesis #2112
• Issues with parsing action strings with tuple arguments #2112
• Issue with watching for CSS file changes #2128
• Fix for tabs not invalidating #2125
• Fixed scrollbar layers issue #1358
• Fix for interaction between pseudo-classes and widget-level render caches #2155

Changed

• DataTable now has height: auto by default. #2117
• Textual will now render strings within renderables (such as tables) as Console Markup by default. You can wrap your text with rich.Text() if you want the original behavior. #2120
• Some widget methods now return self instead of None #2102:
  • Widget: refresh, focus, reset_focus
  • Button.press
  • DataTable: clear, refresh_coordinate, refresh_row, refresh_column, sort
  • Placehoder.cycle_variant
  • Switch.toggle
  • Tabs.clear
  • TextLog: write, clear
  • TreeNode: expand, expand_all, collapse, collapse_all, toggle, toggle_all
  • Tree: clear, reset
• Screens with alpha in their background color will now blend with the background. #2139
• Added "thick" border style. #2139
• message_pump.app will now set the active app if it is not already set.
• DataTable now has max height set to 100vh

Added

• Added auto_scroll attribute to TextLog #2127
• Added scroll_end switch to TextLog.write #2127
• Added Widget.get_pseudo_class_state #2155
• Added Screen.ModalScreen which prevents App from handling bindings. #2139
• Added TEXTUAL_LOG env var which should be a path that Textual will write verbose logs to (textual devtools is generally preferred) #2148
• Added textual.logging.TextualHandler logging handler
• Added Query.set_classes, DOMNode.set_classes, and classes setter for Widget #1081
• Added OptionList #2154

Tabbed content and border titles

See blog post...

https://textual.textualize.io/blog/2023/03/22/textual-0160-adds-tabbedcontent-and-border-titles/

[0.16.0] - 2023-03-22

Added

• Added parser_factory argument to Markdown and MarkdownViewer constructors #2075
• Added HorizontalScroll #1957
• Added Center #1957
• Added Middle #1957
• Added VerticalScroll (mimicking the old behaviour of Vertical) #1957
• Added Widget.border_title and Widget.border_subtitle to set border (sub)title for a widget #1864
• Added CSS styles border_title_align and border_subtitle_align.
• Added TabbedContent widget #2059
• Added get_child_by_type method to widgets / app #2059
• Added Widget.render_str method #2059
• Added TEXTUAL_DRIVER environment variable

Changed

• Dropped "loading-indicator--dot" component style from LoadingIndicator #2050
• Tabs widget now sends Tabs.Cleared when there is no active tab.
• Breaking change: changed default behaviour of Vertical (see VerticalScroll) #1957
• The default overflow style for Horizontal was changed to hidden hidden #1957
• DirectoryTree also accepts pathlib.Path objects as the path to list #1438

Removed

• Removed sender attribute from messages. It's now just private (_sender). #2071

Fixed

• Fixed borders not rendering correctly. #2074
• Fix for error when removing nodes. #2079

Fix Tab import

Patch fix for broken Tab import

[0.15.1] - 2023-03-14

Fixed

• Fixed how the namespace for messages is calculated to facilitate inheriting messages #1814
• Tab is now correctly made available from textual.widgets.

The Tabs release

https://textual.textualize.io/blog/2023/03/13/textual-0150-adds-a-tabs-widget/

[0.15.0] - 2023-03-13

Fixed

• Fixed container not resizing when a widget is removed #2007
• Fixed issue where the horizontal scrollbar would be incorrectly enabled #2024
• Fixed Pilot.click not correctly creating the mouse events #2022
• Fixes issue where the horizontal scrollbar would be incorrectly enabled #2024
• Fixes for tracebacks not appearing on exit #2027

Added

• Added a LoadingIndicator widget #2018
• Added Tabs Widget #2020

Changed

• Breaking change: Renamed Widget.action and App.action to Widget.run_action and App.run_action
• Added shift, meta and control arguments to Pilot.click.

Shake up of posting messages

We've been busy!

There are a few breaking changes here, which we cover in the following blog post:

https://textual.textualize.io/blog/2023/03/09/textual-0140-shakes-up-posting-messages/

Here's the full release notes.

[0.14.0] - 2023-03-09

Changed

• Breaking change: There is now only post_message to post events, which is non-async, post_message_no_wait was dropped. #1940
• Breaking change: The Timer class now has just one method to stop it, Timer.stop which is non sync #1940
• Breaking change: Messages don't require a sender in their constructor #1940
• Many messages have grown a control property which returns the control they relate to. #1940
• Updated styling to make it clear DataTable grows horizontally #1946
• Changed the Checkbox character due to issues with Windows Terminal and Windows 10 #1934
• Changed the RadioButton character due to issues with Windows Terminal and Windows 10 and 11 #1934
• Changed the Markdown initial bullet character due to issues with Windows Terminal and Windows 10 and 11 #1982

Added

• Added data_table attribute to DataTable events #1940
• Added list_view attribute to ListView events #1940
• Added radio_set attribute to RadioSet events #1940
• Added switch attribute to Switch events #1940
• Added hover and click methods to Pilot #1966
• Breaking change: Added toggle_button attribute to RadioButton and Checkbox events, replaces input #1940
• A percentage alpha can now be applied to a border #1863
• Added Color.multiply_alpha.
• Added ContentSwitcher #1945

Fixed

• Fixed bug that prevented pilot from pressing some keys #1815
• DataTable race condition that caused crash #1962
• Fixed scrollbar getting "stuck" to cursor when cursor leaves window during drag #1968 #2003
• DataTable crash when enter pressed when table is empty #1973