screen_usage 0.0.4

Screen Usage #

Supported operating systems (as of September 10th 2018)

  • Android: ✔
  • iOS: ✖

Events #

Registers the following events (also while the application is running in the background):

  • SCREEN_UNLOCKED
  • SCREEN_ON
  • SCREEN_OFF

Usage #

class Class {
  Screen _screenListener = new Screen();
  ScreenEvent _screenEvent;
  StreamSubscription<ScreenEvent> _screenEventSubscription;
  
  ...
  
  void function() {
    ...
     _screenEventSubscription =
        _screenListener.screenEvents.listen((ScreenEvent event) {
          setState(() {
            _screenEvent = event;
            /// Use _screenEvent
          });
        });
     ...
  }
}

0.0.1 #

  • TODO: Describe initial release.

example/lib/main.dart

import 'package:flutter/material.dart';
import 'dart:async';
import 'package:screen_usage/screen_usage.dart';

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

class MyApp extends StatefulWidget {
  @override
  _MyAppState createState() => new _MyAppState();
}

class _MyAppState extends State<MyApp> {
  Screen _screen = new Screen();
  StreamSubscription<ScreenEvent> _subscription;

  @override
  void initState() {
    super.initState();
    initPlatformState();
  }

  Future<void> initPlatformState() async {
    _subscription = _screen.screenEvents.listen(_onData, onError: _onError, onDone: _onDone, cancelOnError: true);
  }

  void _onData(ScreenEvent event) async {
    print(event);
  }

  void _onDone() {}

  void _onError(error) {
  }

  @override
  Widget build(BuildContext context) {
    return new MaterialApp(
      home: new Scaffold(
        appBar: new AppBar(
          title: const Text('Screen Usage App'),
        ),
        body: new Center(),
      ),
    );
  }
}

Use this package as a library

1. Depend on it

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


dependencies:
  screen_usage: ^0.0.4

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:screen_usage/screen_usage.dart';
  
Popularity:
Describes how popular the package is relative to other packages. [more]
0
Health:
Code health derived from static analysis. [more]
99
Maintenance:
Reflects how tidy and up-to-date the package is. [more]
70
Overall:
Weighted score of the above. [more]
44
Learn more about scoring.

We analyzed this package on Sep 16, 2019, and provided a score, details, and suggestions below. Analysis was completed with status completed using:

  • Dart: 2.5.0
  • pana: 0.12.21
  • Flutter: 1.9.1+hotfix.2

Platforms

Detected platforms: Flutter

References Flutter, and has no conflicting libraries.

Health issues and suggestions

Document public APIs. (-1 points)

9 out of 9 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.

Maintenance issues and suggestions

Homepage URL doesn't exist. (-20 points)

At the time of the analysis the homepage field https://github.com/cph-cachet/flutter-plugins/tree/master/packages/screen_usage was unreachable.

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.

Dependencies

Package Constraint Resolved Available
Direct dependencies
Dart SDK >=2.0.0-dev.68.0 <3.0.0
flutter 0.0.0
Transitive dependencies
collection 1.14.11 1.14.12
meta 1.1.7
sky_engine 0.0.99
typed_data 1.1.6
vector_math 2.0.8