polylingual 0.0.1

A new Flutter package project.

example/lib/main.dart

import 'package:flutter/material.dart';
import 'package:flutter_localizations/flutter_localizations.dart';
import 'package:polylingual/polylingual.dart';

/// Load the First Widget and initialise PolyLingual
void main() async {

  // set our required default(fallback) language and initialise PolyLingual
  PolyLingual.defaultLanguageCode = "es";
  await PolyLingual.initialise("res/strings.json");

  // run your app here
  runApp(DemoApp());

}

/// Simple Demo of using PolyLingual to set up app translations
/// and then update the translation file
/// 
/// for the demo we support 2 languages English and Spanish
class DemoApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
        title: 'DemoApp',
        home: LanguageScreen(),
        localizationsDelegates: [
        GlobalMaterialLocalizations.delegate,
        GlobalWidgetsLocalizations.delegate,
      ],
        supportedLocales: [
          const Locale("es"),  
          const Locale("en"),           
        ],

      );
  }
}


// Simple Screen Widget to show the use of PolyLingual
class LanguageScreen extends StatefulWidget {
  @override
  _LanguageScreenState createState() => _LanguageScreenState();
}

class _LanguageScreenState extends State<LanguageScreen>{
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(title: Text("PolyLingual Demo")),
      body: ListView(
        padding: EdgeInsets.all(30.0),
        children: <Widget>[

          Text(
            PolyLingual.of(context).string("greeting"),
            style: TextStyle(color: Colors.blue),
          ),

          Text(
            PolyLingual.of(context).string("good"),
            style: TextStyle(color: Colors.orange),
          ),

          Text(
            PolyLingual.of(context).string("thankyou"),
            style: TextStyle(color: Colors.blue),
          ),

          Text(
            PolyLingual.of(context).string("welcome"),
            style: TextStyle(color: Colors.orange),
          ),

          RaisedButton(

            /// The example uses a defined map to update translations, but this could also come from a downloaded file
            onPressed: () async {
              Map update = {
                "en": {
                    "greeting": "Hi, how are you?",
                    "welcome": "Thanks very much",
                    "thankyou": "cheers mate!",
                    "good": "Not So bad",
                    "about": "Information"

                },
                "es": {
                    "greeting": "¿Hola como estas?",
                    "welcome": "de nada amiga",
                    "thankyou": "muchas gracias",
                    "good": "muy bien",
                    "about": "Información"

                }
            };
            await PolyLingual.updateLanguageStrings(update); 
            setState(() {});            
            },
            child: Text("Update EN translation data"),
          ),


        ],
      )
    );
  }
}