dhk_counter 0.0.2

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dhk_counter #

A package that allows to add a counter to the application

Getting Started #

To use this plugin, add 'dhk_counter' as a dependency in your pubspec.yaml file.


import 'package:flutter/material.dart';

void main() => runApp(MyApp());

class MyApp extends StatelessWidget {
  Widget build(BuildContext context) {
    return MaterialApp(
      home: HomeScreen(),

class HomeScreen extends StatefulWidget {
  HomeScreenState createState() => HomeScreenState();

class HomeScreenState extends State<HomeScreen> {
  String _name;
  int _age;
  final _formKey = GlobalKey<FormState>();

  Widget build(BuildContext context) {
    return Scaffold(
      body: Center(
        child: Form(
          key: _formKey,
          child: Padding(
            padding: EdgeInsets.all(15.0),
            child: Column(
              mainAxisSize: MainAxisSize.min,
              children: <Widget>[
                Text("Please enter you name and age"),
                  autovalidate: false,
                  onSaved: (value) => this._name = value,
                  validator: (value) {
                    if (value.length < 3)
                      return 'A minimum of 3 characters required';
                  autoValidate: false,
                  onSaved: (value) => this._age = value,
                  validator: (value) {
                    if (value < 0) return 'value cannot be negative';
                  child: Text("Submit"),
                  onPressed: () {
                    if (this._formKey.currentState.validate()) {
                      setState(() {
                  height: 50.0,
                Text('${this._name} is ${this._age} years old'),

[0.0.1] - Released on June 30 #

Just a Counter, which allows the user to increase or decrease the count. Added as a practice app

[0.0.2] - Released on July 1 #

Added License info. Again, for prctice purpose.

Use this package as a library

1. Depend on it

Add this to your package's pubspec.yaml file:

  dhk_counter: ^0.0.2

2. Install it

You can install packages from the command line:

with Flutter:

$ flutter pub get

Alternatively, your editor might support flutter pub get. Check the docs for your editor to learn more.

3. Import it

Now in your Dart code, you can use:

import 'package:dhk_counter/dhk_counter.dart';
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Learn more about scoring.

We analyzed this package on Mar 30, 2020, and provided a score, details, and suggestions below. Analysis was completed with status completed using:

  • Dart: 2.7.1
  • pana: 0.13.6
  • Flutter: 1.12.13+hotfix.8

Health issues and suggestions

Document public APIs. (-1 points)

4 out of 4 API elements have no dartdoc comment.Providing good documentation for libraries, classes, functions, and other API elements improves code readability and helps developers find and use your API.

Format lib/counter.dart.

Run flutter format to format lib/counter.dart.

Maintenance suggestions

Maintain an example. (-10 points)

Create a short demo in the example/ directory to show how to use this package.

Common filename patterns include main.dart, example.dart, and dhk_counter.dart. Packages with multiple examples should provide example/README.md.

For more information see the pub package layout conventions.

Package is pre-v0.1 release. (-10 points)

While nothing is inherently wrong with versions of 0.0.*, it might mean that the author is still experimenting with the general direction of the API.

The package description is too short. (-3 points)

Add more detail to the description field of pubspec.yaml. Use 60 to 180 characters to describe the package, what it does, and its target use case.


Package Constraint Resolved Available
Direct dependencies
Dart SDK >=2.1.0 <3.0.0
flutter 0.0.0
Transitive dependencies
collection 1.14.11 1.14.12
meta 1.1.8
sky_engine 0.0.99
typed_data 1.1.6
vector_math 2.0.8
Dev dependencies