v1.0.7
loadmore_listview
Bieten Sie eine einfach zu verwendende ListView mit Funktion zum Laden weiterer Elemente und Aktualisieren an
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Eine Listview mit Lade mehr-Element und Aktualisieren
{"sdk":"flutter"}{"sdk":"flutter"}Englischer Projektschnappschuss. Aktuelle Inhalte auf GitHub.
An Widget with the Load more item and refresh
Base on ListView and CustomScrollListview
LoadMoreListView.builder
In the pubspec.yaml of your flutter project, add the following dependency:
dependencies:
...
loadmore_listview: ^1.0.7
Import it:
import 'package:loadmore_listview/loadmore_listview.dart';
LoadMoreListView.builder(
//is there more data to load
haveMoreItem: true,
//Trigger the bottom loadMore callback
onLoadMore: () async{
//wait for your api to fetch more items
await Future.delayed(const Duration(seconds: 1));
},
//pull down refresh callback
onRefresh: () async{
//wait for your api to update the list
await Future.delayed(const Duration(seconds: 1));
},
//you can set your loadMore Animation
loadMoreWidget: Container(
margin: const EdgeInsets.all(20.0),
alignment: Alignment.center,
child: const CircularProgressIndicator(
valueColor: AlwaysStoppedAnimation(Colors.blueAccent),
),
),
//ListView
itemCount: 20,
itemBuilder: (context, index) {
return Container(
margin: const EdgeInsets.all(30),
width: double.infinity,
alignment: Alignment.center,
child: Text('$index'),
);
},
);
LoadMoreListView.separated(
//...
separatorBuilder: (context, index) {
return const Divider();
},
);
LoadMoreListView.customScrollView(
//...
slivers: [
SliverList(
delegate: SliverChildBuilderDelegate(
(context, index) {
return Container(
margin: const EdgeInsets.all(30),
width: double.infinity,
alignment: Alignment.center,
child: Text(list[index]),
);
},
childCount: list.length,
),
),
],
);