addCard method
Add an item to the feed, animates in by default
Implementation
void addCard(T item, [Function? onComplete]) => _state != null ? _state!._addCard(item, onComplete) : null;
Add an item to the feed, animates in by default
void addCard(T item, [Function? onComplete]) => _state != null ? _state!._addCard(item, onComplete) : null;