ChatTextArea

Set whether the app should show the cursor as active.

When has_focus=False (e.g., agent is running), disables cursor blink so the cursor doesn't flash while waiting for a response.

Set whether completion suggestions are visible.

Insert a newline character.

Select all text in the text area.

Set text from history navigation.

Clear the text area.

Message sent when text is submitted.

Request previous history entry.

Request next history entry.

Message sent when paste payload resolves to file paths.