secure_screen 0.0.2

Crossplatform screen secure solution. Surface view secure for android and checks for screen recording in iOS

example/lib/main.dart

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

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

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

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

class _MyAppState extends State<MyApp> {
  String _platformVersion = 'Unknown';
  bool bSecured = false;

  @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 SecureScreen.platformVersion;
    } on PlatformException {
      platformVersion = 'Failed to get platform version.';
    }

    try {
      bSecured = await SecureScreen.secureScreen(true);
      if(bSecured)
        print('Successful');
      else
        print('Failed to secure the screen');

    } 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: Column(
            mainAxisAlignment: MainAxisAlignment.center,
            children: [
              Text('Running on: $_platformVersion\n'),
              bSecured ? RaisedButton(child: Text('Remove Secure'),onPressed: () async{
                await SecureScreen.secureScreen(false);

                setState(() {
                  bSecured = false;
                });
              }) : RaisedButton(child: Text('Secure'), onPressed: () async{
                await SecureScreen.secureScreen(true);
                setState(() {
                  bSecured = true;
                });
              })
            ],
          ),
        ),
      ),
    );
  }
}