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Flutter - ListView with pagination
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// @author OMi Shah | |
// @email [email protected] | |
// @organization CodeCyan | |
// @website www.codecyan.com | |
import 'package:flutter/material.dart'; | |
void main() => runApp(CodeCyanApp()); | |
class CodeCyanApp extends StatelessWidget { | |
@override | |
Widget build(BuildContext context) { | |
return MaterialApp( | |
title: 'Flutter Demo', | |
debugShowCheckedModeBanner: false, | |
theme: ThemeData( | |
primarySwatch: Colors.blue, | |
), | |
home: const MyHomePage(title: 'Flutter Demo Home Page'), | |
); | |
} | |
} | |
class MyHomePage extends StatefulWidget { | |
final String title; | |
const MyHomePage({Key? key, required this.title}) : super(key: key); | |
@override | |
_MyHomePageState createState() => _MyHomePageState(); | |
} | |
class _MyHomePageState extends State<MyHomePage> { | |
final List<int> _data = List.generate( | |
100, (i) => i); // generate a sample data ( integers ) list of 100 length | |
int _page = 0; // default page to 0 | |
final int _perPage = 10; // per page items you want to show | |
@override | |
Widget build(BuildContext context) { | |
final dataToShow = _data.sublist( | |
(_page * _perPage), | |
((_page * _perPage) + | |
_perPage)); // extract a list of items to show on per page basis | |
return Scaffold( | |
body: Column(children: [ | |
Row(children: [ | |
ElevatedButton( | |
onPressed: () => { | |
setState(() { | |
_page -= 1; | |
}) | |
}, | |
child: const Text('Prev'), | |
), | |
ElevatedButton( | |
onPressed: () => { | |
setState(() { | |
_page += 1; | |
}) | |
}, | |
child: const Text('Next'), | |
) | |
]), | |
ListView.builder( | |
shrinkWrap: true, | |
itemCount: dataToShow.length, | |
itemBuilder: (context, index) { | |
return ListTile( | |
title: Text('${dataToShow[index]}'), | |
); | |
}, | |
) | |
])); | |
} | |
} |
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