Flutter 登录页-13

源码下载

依赖包

  • google_fonts

代码实现

main.dart
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import 'package:flutter/material.dart';
import 'package:login_13/homepage.dart';

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

class MyApp extends StatelessWidget {
const MyApp({Key? key}) : super(key: key);

@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'My App',
theme: ThemeData(
primarySwatch: Colors.blue,
),
home: const HomePage(),
);
}
}
homepage.dart
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import 'package:flutter/material.dart';
import 'package:google_fonts/google_fonts.dart';

class HomePage extends StatefulWidget {
const HomePage({Key? key}) : super(key: key);

@override
State<HomePage> createState() => _HomePageState();
}

class _HomePageState extends State<HomePage> {
final _formKey = GlobalKey<FormState>();

@override
Widget build(BuildContext context) {
return Container(
decoration: const BoxDecoration(
image: DecorationImage(
image: AssetImage("assets/bg.png"),
fit: BoxFit.fill,
),
),
child: Scaffold(
backgroundColor: Colors.transparent,
body: SingleChildScrollView(
child: Column(
children: [
const SizedBox(height: 103),
Center(
child: Container(
height: 107,
width: 107,
decoration: BoxDecoration(
gradient: const LinearGradient(
begin: Alignment.topRight,
end: Alignment.bottomLeft,
colors: [
Colors.white,
Color(0xffe5e5e5),
],
),
borderRadius: BorderRadius.circular(35),
),
child: Center(
child: Text(
"C",
style: GoogleFonts.raleway(
fontSize: 72,
fontWeight: FontWeight.bold,
color: const Color(0xffd82032),
),
),
),
),
),
Center(
child: Text(
"Code Decoders",
style: GoogleFonts.raleway(
fontSize: 44,
fontWeight: FontWeight.w600,
color: Colors.white,
),
),
),
const Center(
child: Text(
"Sign in to continue",
style: TextStyle(
fontFamily: "Avenir",
fontSize: 16,
fontWeight: FontWeight.w500,
color: Colors.white,
),
),
),
const SizedBox(height: 56),
Padding(
padding: const EdgeInsets.all(16),
child: Card(
shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(10)),
child: Padding(
padding: const EdgeInsets.all(20),
child: Form(
key: _formKey,
child: Column(
children: [
const SizedBox(height: 30),
Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
const Text(
"Label Text",
style: TextStyle(
fontFamily: "Avenir",
fontWeight: FontWeight.w500,
fontSize: 14,
color: Color(0xffa6aebc),
),
),
const SizedBox(height: 10),
TextFormField(
style: const TextStyle(
fontFamily: "Avenir",
fontSize: 14,
fontWeight: FontWeight.w500,
color: Color(0xffa6aebc),
),
decoration: InputDecoration(
border: OutlineInputBorder(
borderSide: const BorderSide(
color: Color(0xffe1e4e8),
),
borderRadius: BorderRadius.circular(5),
),
enabledBorder: OutlineInputBorder(
borderSide: const BorderSide(
color: Color(0xffe1e4e8),
),
borderRadius: BorderRadius.circular(5),
),
focusedBorder: OutlineInputBorder(
borderSide: const BorderSide(
color: Color(0xffe1e4e8),
),
borderRadius: BorderRadius.circular(5),
),
errorBorder: OutlineInputBorder(
borderSide: const BorderSide(
color: Color(0xffe1e4e8),
),
borderRadius: BorderRadius.circular(5),
),
hintText: "Your Email",
hintStyle: const TextStyle(
fontFamily: "Avenir",
fontSize: 14,
fontWeight: FontWeight.w500,
color: Color(0xffa6aebc),
),
),
)
],
),
const SizedBox(height: 15),
Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
const Text(
"Label Text",
style: TextStyle(
fontFamily: "Avenir",
fontWeight: FontWeight.w500,
fontSize: 14,
color: Color(0xffa6aebc),
),
),
TextButton(
onPressed: () {},
child: const Text(
"Forgot password?",
style: TextStyle(
fontFamily: "Avenir",
fontWeight: FontWeight.w500,
fontSize: 14,
color: Color(0xffd82032),
),
),
)
],
),
const SizedBox(height: 10),
TextFormField(
style: const TextStyle(
fontFamily: "Avenir",
fontSize: 14,
fontWeight: FontWeight.w500,
color: Color(0xffa6aebc),
),
decoration: InputDecoration(
border: OutlineInputBorder(
borderSide: const BorderSide(
color: Color(0xffe1e4e8),
),
borderRadius: BorderRadius.circular(5),
),
enabledBorder: OutlineInputBorder(
borderSide: const BorderSide(
color: Color(0xffe1e4e8),
),
borderRadius: BorderRadius.circular(5),
),
focusedBorder: OutlineInputBorder(
borderSide: const BorderSide(
color: Color(0xffe1e4e8),
),
borderRadius: BorderRadius.circular(5),
),
errorBorder: OutlineInputBorder(
borderSide: const BorderSide(
color: Color(0xffe1e4e8),
),
borderRadius: BorderRadius.circular(5),
),
hintText: "Your Password",
hintStyle: const TextStyle(
fontFamily: "Avenir",
fontSize: 14,
fontWeight: FontWeight.w500,
color: Color(0xffa6aebc),
),
),
),
const SizedBox(height: 25),
SizedBox(
height: 50,
width: double.infinity,
child: ElevatedButton(
onPressed: () {},
child: const Text(
"SIGN IN",
style: TextStyle(
fontFamily: "Avenir",
fontSize: 14,
fontWeight: FontWeight.w600,
color: Colors.white,
),
),
style: ElevatedButton.styleFrom(
primary: const Color(0xffd82032),
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(10),
)),
),
),
],
),
],
),
),
),
),
),
const SizedBox(height: 11),
const Center(
child: Text(
"Don't have an account? Sign Up",
style: TextStyle(
fontFamily: "Avenir",
fontSize: 14,
fontWeight: FontWeight.w500,
color: Colors.white,
),
),
)
],
),
),
),
);
}
}