sbis04

View flutterView = Flutter.createView(
                MainActivity.this,
                getLifecycle(),
                "splashRoute"
        );

FrameLayout.LayoutParams frameLayout =
        new FrameLayout.LayoutParams(
                ViewGroup.LayoutParams.MATCH_PARENT,
                ViewGroup.LayoutParams.MATCH_PARENT

sbis04

import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter_custom_tabs/flutter_custom_tabs.dart';

void main() {
  SystemChrome.setEnabledSystemUIOverlays([]);
  runApp(MyApp());

  SystemChrome.setSystemUIOverlayStyle(SystemUiOverlayStyle(
    systemNavigationBarColor: Colors.transparent, // navigation bar color

sbis04

import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter_webview_plugin/flutter_webview_plugin.dart';

void main() {
  SystemChrome.setEnabledSystemUIOverlays([]);
  runApp(MyApp());

  SystemChrome.setSystemUIOverlayStyle(
    SystemUiOverlayStyle(

sbis04

Widget _signInButton() {
    return OutlineButton(
      splashColor: Colors.grey,
      onPressed: () {},
      shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(40)),
      highlightElevation: 0,
      borderSide: BorderSide(color: Colors.grey),
      child: Padding(
        padding: const EdgeInsets.fromLTRB(0, 10, 0, 10),
        child: Row(

sbis04

import 'package:flutter/material.dart';

class LoginPage extends StatefulWidget {
  @override
  _LoginPageState createState() => _LoginPageState();
}

class _LoginPageState extends State<LoginPage> {
  @override
  Widget build(BuildContext context) {

sbis04

import 'package:flutter/material.dart';
import 'package:sign_in_flutter/login_page.dart';
import 'package:sign_in_flutter/sign_in.dart';

class FirstScreen extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      body: Container(
        decoration: BoxDecoration(

sbis04

import 'package:firebase_auth/firebase_auth.dart';
import 'package:google_sign_in/google_sign_in.dart';

final FirebaseAuth _auth = FirebaseAuth.instance;
final GoogleSignIn googleSignIn = GoogleSignIn();

Future<String> signInWithGoogle() async {
  final GoogleSignInAccount googleSignInAccount = await googleSignIn.signIn();
  final GoogleSignInAuthentication googleSignInAuthentication =
      await googleSignInAccount.authentication;

sbis04

import 'package:flutter/material.dart';

class FirstScreen extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      body: Container(color: Colors.blue[100]),
    );
  }
}

sbis04

import 'package:flutter/material.dart';
import 'package:sign_in_flutter/sign_in.dart';

import 'first_screen.dart';

class LoginPage extends StatefulWidget {
  @override
  _LoginPageState createState() => _LoginPageState();
}

sbis04

import 'package:flutter/material.dart';

import 'login_page.dart';

void main() => runApp(MyApp());

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(