print_pda 0.1.1

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  • Changelog
  • Example
  • Installing
  • 46

print_pda #

A Flutter plugin ๐Ÿ›  to print . Ready for Android ๐Ÿš€

Permission๏ผš #

<uses-permission android:name="android.permission.BLUETOOTH" />
<uses-permission android:name="android.permission.BLUETOOTH_ADMIN" />
<uses-permission android:name="android.permission.BLUETOOTH_PRIVILEGED"
      tools:ignore="ProtectedPermissions" />
<uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION"/>

Installation #

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

dependencies:
 print_pda: ^0.1.1

Scan Usage example #

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

import 'package:flutter/services.dart';
import 'package:print_pda/print_pda.dart';

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

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

class _MyAppState extends State<MyApp> {
  var _print;

  @override
  void initState() {
    super.initState();
    if(mounted) {
      _print = PrintPda();
      _print.onScanResult.listen((String result){
        print("่ฟ”ๅ›ž็ป“ๆžœ:"+result);
      });
    }

  }

  // Platform messages are asynchronous, so we initialize in an async method.


  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: Scaffold(
        appBar: AppBar(
          title: const Text('Plugin example app'),
        ),
        body: Center(
          child: Column(
            children: <Widget>[
              RaisedButton(
                child: Text('ๅˆๅง‹ๅŒ–'),
                onPressed: _init,
              ),
              RaisedButton(
                child: Text('ๆ‰“ๅผ€'),
                onPressed: _open,
              ),
              RaisedButton(
                child: Text('ๆ‰“ๅฐ'),
                onPressed:()=>_printText("Hello World!Flutter Plugin"),
              ),


            ],
          )
        ),
      ),
    );
  }

  Future<void> _printText(String text) async {
    print("็ป“ๆžœ่ฟ”ๅ›ž"+await _print.print(text));
  }

  Future<void> _init() async {
    print("็ป“ๆžœ่ฟ”ๅ›ž"+await _print.init(true));

  }

  Future<void> _open() async {
    print("็ป“ๆžœ่ฟ”ๅ›ž"+await _print.open);
  }
}

0.1.0 #

  • ๆ”ฏๆŒ่“็‰™่ฟžๆŽฅ
  • ๆ”ฏๆŒ็š„้€‰ๆ‹ฉๆ‰“ๅฐ่ฎพๅค‡
  • ๆ”ฏๆŒ็š„ๆ–‡ๆœฌๆ‰“ๅฐ

0.0.2(ๅณๅฐ†ๆŽจๅ‡บ) #

  • ๅฎšไน‰ไธ€ๅฅ—DSL็š„ๆ‰“ๅฐๆ ‡ๅ‡†
  • ๆ”ฏๆŒๆ‰“ๅฐ่ฎพๅค‡ๅˆ—่กจ็š„็ป†่Š‚ๆ“ไฝœ

example/lib/main.dart

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

import 'package:flutter/services.dart';
import 'package:print_pda/print_pda.dart';

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

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

class _MyAppState extends State<MyApp> {
  var _print;

  @override
  void initState() {
    super.initState();
    if(mounted) {
      _print = PrintPda();
      _print.onScanResult.listen((String result){
        print("่ฟ”ๅ›ž็ป“ๆžœ:"+result);
      });
    }

  }

  // Platform messages are asynchronous, so we initialize in an async method.


  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: Scaffold(
        appBar: AppBar(
          title: const Text('Plugin example app'),
        ),
        body: Center(
          child: Column(
            children: <Widget>[
              RaisedButton(
                child: Text('ๅˆๅง‹ๅŒ–'),
                onPressed: _init,
              ),
              RaisedButton(
                child: Text('ๆ‰“ๅผ€'),
                onPressed: _open,
              ),
              RaisedButton(
                child: Text('ๆ‰“ๅฐ'),
                onPressed:()=>_printText("Hello World!Flutter Plugin"),
              ),


            ],
          )
        ),
      ),
    );
  }

  Future<void> _printText(String text) async {
    print("็ป“ๆžœ่ฟ”ๅ›ž"+await _print.print(text));
  }

  Future<void> _init() async {
    print("็ป“ๆžœ่ฟ”ๅ›ž"+await _print.init(true));

  }

  Future<void> _open() async {
    print("็ป“ๆžœ่ฟ”ๅ›ž"+await _print.open);
  }
}

Use this package as a library

1. Depend on it

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


dependencies:
  print_pda: ^0.1.1

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:print_pda/print_pda.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]
80
Overall:
Weighted score of the above. [more]
46
Learn more about scoring.

We analyzed this package on Apr 7, 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)

8 out of 8 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/print_pda.dart.

Run flutter format to format lib/print_pda.dart.

Maintenance suggestions

The package description is too short. (-20 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.

Dependencies

Package Constraint Resolved Available
Direct dependencies
Dart SDK >=2.1.0 <3.0.0
flutter 0.0.0
meta ^1.0.5 1.1.8
Transitive dependencies
collection 1.14.11 1.14.12
sky_engine 0.0.99
typed_data 1.1.6
vector_math 2.0.8
Dev dependencies
flutter_test