percent_indicator_nullsafe 4.0.1-nullsafety.1.259.9.beta

Updated for Flutter dart null safety. Library that allows you to display progress widgets based on percentage, can be Circular or Linear, you can also customize it to your needs.

example/lib/main.dart

import 'package:flutter/material.dart';
import 'package:percent_indicator_example/sample_circular_page.dart';
import 'package:percent_indicator_example/sample_linear_page.dart';

void main() {
  runApp(MaterialApp(home: Scaffold(body: SamplePage())));
}

class SamplePage extends StatefulWidget {
  @override
  _SamplePageState createState() => _SamplePageState();
}

class _SamplePageState extends State<SamplePage> {
  void _openPage(Widget page) {
    Navigator.push(
      context,
      MaterialPageRoute(
        builder: (BuildContext context) => page,
      ),
    );
  }

  @override
  Widget build(BuildContext context) {
    return Container(
      child: Center(
        child: Column(
          crossAxisAlignment: CrossAxisAlignment.center,
          mainAxisAlignment: MainAxisAlignment.center,
          children: <Widget>[
            MaterialButton(
              color: Colors.blueAccent,
              child: Text("Circular Library"),
              onPressed: () => _openPage(SampleCircularPage()),
            ),
            Padding(
              padding: EdgeInsets.all(20.0),
            ),
            MaterialButton(
              color: Colors.blueAccent,
              child: Text("Linear Library"),
              onPressed: () => _openPage(SampleLinearPage()),
            ),
          ],
        ),
      ),
    );
  }
}