flutter_pluginh 0.0.3 flutter_pluginh: ^0.0.3 copied to clipboard
A new Flutter plugin.
import 'dart:ffi';
import 'dart:io';
import 'package:flutter/material.dart';
import 'dart:async';
import 'package:flutter/services.dart';
import 'package:flutter_pluginh/flutter_pluginh.dart';
void main() {
runApp(MyApp());
}
class testSum extends StatelessWidget {
@override
Widget build(BuildContext context) {
return Center(
child: Text('1 + == ${nativeAdd(1, 7)}'),
);
}
static final DynamicLibrary nativeAddLib = Platform.isAndroid
? DynamicLibrary.open("libnative_add.so")
: DynamicLibrary.process();
static final int Function(int x, int y) nativeAdd =
nativeAddLib
.lookup<NativeFunction<Int32 Function(Int32, Int32)>>("native_add")
.asFunction();
}
class MyApp extends StatefulWidget {
@override
_MyAppState createState() => _MyAppState();
}
class _MyAppState extends State<MyApp> {
String _platformVersion = 'Unknown';
@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.
try {
platformVersion = await FlutterPluginh.platformVersion;
} on PlatformException {
platformVersion = 'Failed to get platform version.';
}
// 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: Text('1 + == ${nativeAdd(1, 7)}'),
),
),
);
}
static final DynamicLibrary nativeAddLib = Platform.isAndroid
? DynamicLibrary.open("libnative_add.so")
: DynamicLibrary.process();
static final int Function(int x, int y) nativeAdd =
nativeAddLib
.lookup<NativeFunction<Int32 Function(Int32, Int32)>>("native_add")
.asFunction();
}