pager

Description:

pager

Pager #
Numeric pagination suitable for multiple cases, such as, custom paged table.






Getting started #
You should ensure that you add the pager as a dependency in your flutter project.
dependencies:
pager: ^0.0.6
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Example Project #
There is a example project in the example folder. Check it out. Otherwise, keep reading to get up and running.
Usage #
Need to include the import the package to the dart file where it will be used, use the below command,
import 'package:pager/pager.dart';

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Pager
Basic Widget

new Pager(
currentPage: _currentPage,
totalPages: 5,
onPageChanged: (page) {},
),

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Example 1
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: const Text("Pagination Example"),
),
body: Center(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
Container(
height: 200,
margin: const EdgeInsets.all(32),
color: Colors.blue,
child: Center(
child: Text(
"PAGE: $_currentPage",
style: const TextStyle(color: Colors.white, fontSize: 20),
),
),
),
Pager(
currentPage: _currentPage,
totalPages: 5,
onPageChanged: (page) {
setState(() {
_currentPage = page;
});
},
),
],
),
),
);
}
}
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Complete example 2
import 'package:flutter/material.dart';
import 'package:pager/pager.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: 'Pagination Example',
theme: ThemeData(
primarySwatch: Colors.blue,
),
home: const MyHomePage(),
);
}
}

class MyHomePage extends StatefulWidget {
const MyHomePage({
Key? key,
}) : super(key: key);

@override
State<MyHomePage> createState() => _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {
late int _currentPage;
late int _itemsPerPage;
List<int> pages = [5, 10, 18, 50, 100];
late int _totalPages;
final int _totalElements = 100;
@override
void initState() {
super.initState();
_currentPage = 1;
_itemsPerPage = pages.first;
_totalPages = (_totalElements / _itemsPerPage) as int;
}

@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'Pagination Example',
theme: ThemeData(
primarySwatch: Colors.blue,
),
home: Scaffold(
appBar: AppBar(
title: const Text('Pagination Example'),
),
body: Padding(
padding: const EdgeInsets.all(32.0),
child: Center(
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
Container(
height: 180,
width: 400,
color: Colors.blue,
child: Column(
mainAxisAlignment: MainAxisAlignment.spaceAround,
children: [
Text(
"TOTAL ELEMENT: $_totalElements",
style:
const TextStyle(color: Colors.white, fontSize: 18),
),
Text(
"PAGE: $_currentPage",
style:
const TextStyle(color: Colors.white, fontSize: 18),
),
Text(
"ITEMS PER PAGE: $_itemsPerPage",
style:
const TextStyle(color: Colors.white, fontSize: 18),
),
Text(
"TOTAL PAGES: $_totalPages",
style:
const TextStyle(color: Colors.white, fontSize: 18),
),
],
),
),
const SizedBox(height: 32),
Pager(
currentItemsPerPage: _itemsPerPage,
currentPage: _currentPage,
totalPages: _totalPages,
onPageChanged: (page) {
setState(() {
_currentPage = page;
});
},
showItemsPerPage: true,
onItemsPerPageChanged: (itemsPerPage) {
setState(() {
_itemsPerPage = itemsPerPage;
_totalPages = (_totalElements / _itemsPerPage).ceil();
_currentPage = 1;
});
},
itemsPerPageList: pages,
),
],
),
),
),
),
);
}
}
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