initState method

void initState()

Initializes this feature state.

Called when the feature is first attached to a text field.

Implementation

void initState() {
  _visibilityController = AnimationController(
    vsync: tickerProvider,
    duration: kDefaultDuration,
  );
  _visibilityController.value =
      feature.visibility.canShow(_inputState!) ? 1 : 0;
  _visibilityController.addListener(_updateAnimation);
  for (var dependency in feature.visibility.getDependencies(_inputState!)) {
    dependency.addListener(_updateVisibility);
  }
}