automatic_animated_list

Description:

automatic animated list

AutomaticAnimatedList #
An AnimatedList which automatically computes the item deltas each time the underlying list changes and animates the list items automatically.
Example #

Usage #
Just provide AutomaticAnimatedList<T> your list, a keyingFunction, which will return an identifing key for each item, and the itemBuilder.
AutomaticAnimatedList<T> will take care of the rest.
class ItemsAnimatedList extends StatelessWidget {
final List<ItemModel> items;
const ItemsList({
Key key,
this.items,
}) : super(key: key);

@override
Widget build(BuildContext context) {
return AutomaticAnimatedList<ItemModel>(
items: items,
insertDuration: Duration(seconds: 1),
removeDuration: Duration(seconds: 1),
keyingFunction: (ItemModel item) => Key(item.id),
itemBuilder:
(BuildContext context, ItemModel item, Animation<double> animation) {
return FadeTransition(
key: Key(item.id),
opacity: animation,
child: SizeTransition(
sizeFactor: CurvedAnimation(
parent: animation,
curve: Curves.easeOut,
reverseCurve: Curves.easeIn,
),
child: ListTile(title: Text(item.name)),
),
);
},
);
}
}
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