InputCounterWidgetBuilder typedef

InputCounterWidgetBuilder = Widget Function(BuildContext context, {required int currentLength, required bool isFocused, required int? maxLength})

create by zmtzawqlp on 2019/4/22

Signature for the ExtendedTextField.buildCounter callback.

Implementation

/// Signature for the [ExtendedTextField.buildCounter] callback.
typedef InputCounterWidgetBuilder = Widget Function(
  /// The build context for the TextField
  BuildContext context, {

  /// The length of the string currently in the input.
  required int currentLength,

  /// The maximum string length that can be entered into the TextField.
  required int? maxLength,

  /// Whether or not the TextField is currently focused.  Mainly provided for
  /// the [liveRegion] parameter in the [Semantics] widget for accessibility.
  required bool isFocused,
});