flutter_wasm_interop 0.0.2+3 flutter_wasm_interop: ^0.0.2+3 copied to clipboard
A Flutter + WebAssembly Interop.
import 'package:flutter/material.dart';
import 'package:flutter_wasm_interop/flutter_wasm_interop.dart';
void main() => runApp(MyApp());
class MyApp extends StatelessWidget {
@override
Widget build(BuildContext context) {
return MaterialApp(
debugShowCheckedModeBanner: false,
title: 'Flutter Demo',
theme: ThemeData.light(),
darkTheme: ThemeData.dark(),
home: MyHomePage(title: 'Flutter Demo Home Page'),
);
}
}
class MyHomePage extends StatefulWidget {
MyHomePage({Key key, this.title}) : super(key: key);
final String title;
@override
_MyHomePageState createState() => _MyHomePageState();
}
class _MyHomePageState extends State<MyHomePage> {
int _counter = 0;
WasmLoader _wasm;
@override
void initState() {
_wasm = WasmLoader.fromAssets('assets/add.wasm');
_wasm.init().then((ready) {
if (mounted) setState(() {});
});
super.initState();
}
void _incrementCounter() {
if (_wasm != null) {
if (mounted)
setState(() {
_counter = _wasm.functionParam('add_one', _counter) as int;
});
}
}
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: Text(widget.title),
),
body: Center(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: <Widget>[
Text(
'You have pushed the button this many times:',
),
Text(
'$_counter',
style: Theme.of(context).textTheme.headline4,
),
],
),
),
floatingActionButton: FloatingActionButton(
onPressed: _incrementCounter,
tooltip: 'Increment',
child: Icon(Icons.add),
),
);
}
}