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

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';

Pager

Basic Widget

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

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;
                });
              },
            ),
          ],
        ),
      ),
    );
  }
}

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,
                ),
              ],
            ),
          ),
        ),
      ),
    );
  }
}