import 'package:flutter/material.dart';
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import 'package:pointycastle/api.dart';
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class Signup extends StatelessWidget {
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const Signup({Key? key}) : super(key: key);
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static const String _title = 'Envelope';
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@override
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Widget build(BuildContext context) {
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return MaterialApp(
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title: _title,
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home: Scaffold(
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backgroundColor: Colors.cyan,
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appBar: AppBar(
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title: null,
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automaticallyImplyLeading: true,
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//`true` if you want Flutter to automatically add Back Button when needed,
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//or `false` if you want to force your own back button every where
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leading: IconButton(icon: const Icon(Icons.arrow_back),
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//onPressed:() => Navigator.pop(context, false),
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onPressed:() => {
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Navigator.pop(context)
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}
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)
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),
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body: const SafeArea(
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child: SignupWidget(),
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)
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),
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theme: ThemeData(
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appBarTheme: const AppBarTheme(
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backgroundColor: Colors.cyan,
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elevation: 0,
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),
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inputDecorationTheme: const InputDecorationTheme(
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border: OutlineInputBorder(),
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focusedBorder: OutlineInputBorder(),
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labelStyle: TextStyle(
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color: Colors.white,
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fontSize: 30,
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),
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filled: true,
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fillColor: Colors.white,
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),
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),
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);
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}
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}
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class SignupWidget extends StatefulWidget {
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const SignupWidget({Key? key}) : super(key: key);
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@override
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State<SignupWidget> createState() => _SignupWidgetState();
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}
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class _SignupWidgetState extends State<SignupWidget> {
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final _formKey = GlobalKey<FormState>();
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TextEditingController usernameController = TextEditingController();
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TextEditingController passwordController = TextEditingController();
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TextEditingController passwordConfirmController = TextEditingController();
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@override
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Widget build(BuildContext context) {
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const TextStyle _inputTextStyle = TextStyle(fontSize: 18, color: Colors.black);
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final ButtonStyle _buttonStyle = ElevatedButton.styleFrom(
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primary: Colors.white,
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onPrimary: Colors.cyan,
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minimumSize: const Size.fromHeight(50),
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padding: const EdgeInsets.symmetric(horizontal: 10, vertical: 10),
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textStyle: const TextStyle(
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fontSize: 20,
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fontWeight: FontWeight.bold,
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color: Colors.red,
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),
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);
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return Center(
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child: Form(
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key: _formKey,
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child: Center(
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child: Padding(
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padding: const EdgeInsets.all(15),
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child: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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crossAxisAlignment: CrossAxisAlignment.center,
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children: [
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const Text('Sign Up', style: TextStyle(fontSize: 35, color: Colors.white),),
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const SizedBox(height: 30),
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TextFormField(
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controller: usernameController,
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decoration: const InputDecoration(
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hintText: 'Username',
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),
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style: _inputTextStyle,
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// The validator receives the text that the user has entered.
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validator: (value) {
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if (value == null || value.isEmpty) {
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return 'Create a username';
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}
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return null;
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},
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),
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const SizedBox(height: 5),
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TextFormField(
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controller: passwordController,
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obscureText: true,
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enableSuggestions: false,
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autocorrect: false,
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decoration: const InputDecoration(
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hintText: 'Password',
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),
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style: _inputTextStyle,
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// The validator receives the text that the user has entered.
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validator: (value) {
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if (value == null || value.isEmpty) {
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return 'Enter a password';
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}
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return null;
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},
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),
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const SizedBox(height: 5),
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TextFormField(
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controller: passwordConfirmController,
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obscureText: true,
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enableSuggestions: false,
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autocorrect: false,
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decoration: const InputDecoration(
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hintText: 'Password',
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),
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style: _inputTextStyle,
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// The validator receives the text that the user has entered.
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validator: (value) {
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if (value == null || value.isEmpty) {
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return 'Confirm your password';
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}
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if (value != passwordController.text) {
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return 'Passwords do not match';
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}
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return null;
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},
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),
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const SizedBox(height: 5),
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ElevatedButton(
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style: _buttonStyle,
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onPressed: () {
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if (_formKey.currentState!.validate()) {
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ScaffoldMessenger.of(context).showSnackBar(
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const SnackBar(content: Text('Processing Data')),
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);
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signup(context);
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}
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},
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child: const Text('Submit'),
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),
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],
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)
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)
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)
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)
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);
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}
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}
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void signup(context) {
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}
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