listenTo static method

void listenTo(
  1. List<Reactable> reactables,
  2. VoidCallback callback
)

Register this VoidCallBack for all the given reactable. and register the VoidCallBack to be removed when the reactable is no longer is used.

Implementation

static void listenTo(List<Reactable> reactables, VoidCallback callback) {
  for (var reactable in reactables) {
    reactable.addListener(callback);
    reactable.addDisposer(() {
      reactable.removeListener(callback);
    });
  }
}