enabledBorder property
final
      The border to display when the InputDecorator is enabled and is not showing an error.
See also:
- InputDecoration.enabled, which is false if the InputDecorator is disabled.
 - InputDecoration.errorText, the error shown by the InputDecorator, if non-null.
 - border, for a description of where the InputDecorator border appears.
 - UnderlineInputBorder, an InputDecorator border which draws a horizontal line at the bottom of the input decorator's container.
 - OutlineInputBorder, an InputDecorator border which draws a rounded rectangle around the input decorator's container.
 - InputBorder.none, which doesn't draw a border.
 - errorBorder, displayed when InputDecorator.isFocused is false and InputDecoration.errorText is non-null.
 - focusedBorder, displayed when InputDecorator.isFocused is true and InputDecoration.errorText is null.
 - focusedErrorBorder, displayed when InputDecorator.isFocused is true and InputDecoration.errorText is non-null.
 - disabledBorder, displayed when InputDecoration.enabled is false and InputDecoration.errorText is null.
 
Implementation
final InputBorder? enabledBorder;