AnimatedBuilder constructor

const AnimatedBuilder(
  1. {Key key,
  2. @required Listenable animation,
  3. @required TransitionBuilder builder,
  4. Widget child}
)

Creates an animated builder.

The animation and builder arguments must not be null.

Implementation

const AnimatedBuilder({
  Key key,
  @required Listenable animation,
  @required this.builder,
  this.child,
}) : assert(animation != null),
     assert(builder != null),
     super(key: key, listenable: animation);