actionButtonFocusElevation property

Depth of the action button's shadow when focused.

Widget build(BuildContext context) {
  return Scaffold(
    body: SfAIAssistViewTheme(
      data: SfAIAssistViewThemeData(
        actionButtonFocusElevation: 8.0,
      ),
      child: SfAIAssistView(),
    ),
  );
}