Infinity Scroll
This Flutter plugin provides a Infinite Scroll. Please check the Exemple to learn how to use this widget.
Examples
Usage
import 'dart:math';
import 'package:flutter/material.dart';
import 'package:infinity_scroll/widget/infinite_scroll_widget.dart';
void main() {
runApp(const MyApp());
}
class MyApp extends StatelessWidget {
const MyApp({Key? key}) : super(key: key);
@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'Flutter Demo',
theme: ThemeData(
primarySwatch: Colors.blue,
),
home: const MyHomePage(title: 'Flutter Demo Home Page'),
);
}
}
class MyHomePage extends StatefulWidget {
const MyHomePage({Key? key, required this.title}) : super(key: key);
final String title;
@override
State<MyHomePage> createState() => _MyHomePageState();
}
class _MyHomePageState extends State<MyHomePage> {
List<MyEntity> list = [];
bool isLoading = true;
bool reachMax = false;
Future<void> _fetchList() async {
await Future.delayed(const Duration(seconds: 5));
setState(() {
list.addAll(List.generate(
10, (index) => MyEntity('Title$index', 'Description$index')));
isLoading = false;
reachMax = Random().nextBool();
});
}
Future<void> _loadMore() async {
setState(() {
isLoading = true;
});
await Future.delayed(const Duration(seconds: 3));
setState(() {
list.addAll(List.generate(
10, (index) => MyEntity('Title$index', 'Description$index')));
isLoading = false;
reachMax = Random().nextBool();
});
}
Future<void> _onRefresh() async {
setState(() {
list.clear();
isLoading = true;
});
await Future.delayed(const Duration(seconds: 3));
setState(() {
list.addAll(List.generate(
10, (index) => MyEntity('Title$index', 'Description$index')));
isLoading = false;
reachMax = Random().nextBool();
});
}
@override
void initState() {
_fetchList();
super.initState();
}
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: Text(widget.title),
),
body: InfiniteScrollWidget<MyEntity>(
list: list,
delegate: (context, item, index) => Padding(
padding: const EdgeInsets.all(16.0),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(item.title),
const SizedBox(height: 6.0),
Text(item.description),
],
),
),
onLoadMore: () async {
await _loadMore();
},
onRefresh: () async {
await _onRefresh();
},
reachMax: reachMax,
isLoading: isLoading,
),
);
}
}
class MyEntity {
String title;
String description;
MyEntity(
this.title,
this.description,
);
}