muxinplugin 0.0.2

muxinplugin: ^0.0.2 copied to clipboard

example/lib/main.dart

import 'dart:convert';


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

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

void main() {
  runApp(const MyApp());
}

class MyApp extends StatefulWidget {
  const MyApp({super.key});

  @override
  State<MyApp> createState() => _MyAppState();
}

class _MyAppState extends State<MyApp> {
  String _platformVersion = 'Unknown';
  final _muxinpluginPlugin = Muxinplugin.instance;
  int? add;
  int? reduce;
  int? muti;
  int? div;
  String? countString;


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

  // Platform messages are asynchronous, so we initialize in an async method.
  Future<void> initPlatformState() async {
    String platformVersion;
   
    // Platform messages may fail, so we use a try/catch PlatformException.
    // We also handle the message potentially returning null.
    try {
      platformVersion =
          await _muxinpluginPlugin.getPlatformVersion() ?? 'Unknown platform version';
    } on PlatformException {
      platformVersion = 'Failed to get platform version.';
    }


  int addResult = await _muxinpluginPlugin.add(10, 20);
    add = addResult;
    int reduceResult = await _muxinpluginPlugin.reduce(10, 20);
    reduce = reduceResult;
    int mutiRe = await _muxinpluginPlugin.muti(2, 3);
    muti = mutiRe;
    int divRe = await _muxinpluginPlugin.div(30, 2);
    div = divRe;
   print("------>>addResult:$addResult, reduceResult:$reduceResult, mutiRe:$mutiRe, divRe:$divRe");

    _muxinpluginPlugin.onMessageRecive(suCallBack: (data) {
      if(data is String){
         Map<String, dynamic> mapData = json.decode(data);
         if(mapData.containsKey("key")){
          String key = mapData["key"];
          if(key == "addCount"){
              String value = mapData["value"];
          setState(() {
            countString  = value;
          });
          }
         
         }
      }
    },errCallBack: (error) {
      
    },);


    // If the widget was removed from the tree while the asynchronous platform
    // message was in flight, we want to discard the reply rather than calling
    // setState to update our non-existent appearance.
    if (!mounted) return;

    setState(() {
      _platformVersion = platformVersion;
    });
  }

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: Scaffold(
        appBar: AppBar(
          title: const Text('Plugin example app'),
        ),
        body: Center(
          child: Column(
            mainAxisAlignment: MainAxisAlignment.center,
            children: [
              Text("${add.toString()}"),
             SizedBox(height: 40,),

              Text("${reduce.toString()}"),
              SizedBox(height: 40,),

              Text("${muti.toString()}"),
              SizedBox(height: 40,),

              Text("${div.toString()}"),
              SizedBox(height: 40,),
              
              ElevatedButton(onPressed: () async{
                  await _muxinpluginPlugin.addCount();
              }, child: Text("点击计数:$countString")),
                SizedBox(height: 40,),
                  ElevatedButton(onPressed: () async{
                  await _muxinpluginPlugin.pause();
              }, child: Text("暂停计数")),
            ],
          ),
        ),
      ),
    );
  }
}