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Code Issues Releases Wiki Activity

Add flutter_lints to form_app (#822)

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This commit is contained in:
Brett Morgan
2021-06-08 08:57:23 +10:00
committed by GitHub
parent fc1fe989fb
commit 12ba3b2245
23 changed files with 225 additions and 122 deletions
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28
form_app/lib/src/validation.dart
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@@ -6,6 +6,8 @@ import 'package:flutter/material.dart';
import 'package:english_words/english_words.dart' as english_words;
class FormValidationDemo extends StatefulWidget {
const FormValidationDemo({Key key}) : super(key: key);
@override
_FormValidationDemoState createState() => _FormValidationDemoState();
}
@@ -20,13 +22,13 @@ class _FormValidationDemoState extends State<FormValidationDemo> {
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: Text('📖 Story Generator'),
title: const Text('📖 Story Generator'),
actions: [
Padding(
padding: EdgeInsets.all(8),
padding: const EdgeInsets.all(8),
child: TextButton(
style: TextButton.styleFrom(primary: Colors.white),
child: Text('Submit'),
child: const Text('Submit'),
onPressed: () {
// Validate the form by getting the FormState from the GlobalKey
// and calling validate() on it.
@@ -35,14 +37,14 @@ class _FormValidationDemoState extends State<FormValidationDemo> {
return;
}
showDialog(
showDialog<void>(
context: context,
builder: (context) => AlertDialog(
title: Text('Your story'),
title: const Text('Your story'),
content: Text('The $adjective developer saw a $noun'),
actions: [
TextButton(
child: Text('Done'),
child: const Text('Done'),
onPressed: () {
Navigator.of(context).pop();
},
@@ -59,7 +61,7 @@ class _FormValidationDemoState extends State<FormValidationDemo> {
key: _formKey,
child: Scrollbar(
child: SingleChildScrollView(
padding: EdgeInsets.all(16),
padding: const EdgeInsets.all(16),
child: Column(
children: [
// A text field that validates that the text is an adjective.
@@ -75,7 +77,7 @@ class _FormValidationDemoState extends State<FormValidationDemo> {
}
return 'Not a valid adjective.';
},
decoration: InputDecoration(
decoration: const InputDecoration(
filled: true,
hintText: 'e.g. quick, beautiful, interesting',
labelText: 'Enter an adjective',
@@ -84,7 +86,7 @@ class _FormValidationDemoState extends State<FormValidationDemo> {
adjective = value;
},
),
SizedBox(
const SizedBox(
height: 24,
),
// A text field that validates that the text is a noun.
@@ -98,7 +100,7 @@ class _FormValidationDemoState extends State<FormValidationDemo> {
}
return 'Not a valid noun.';
},
decoration: InputDecoration(
decoration: const InputDecoration(
filled: true,
hintText: 'i.e. a person, place or thing',
labelText: 'Enter a noun',
@@ -107,12 +109,12 @@ class _FormValidationDemoState extends State<FormValidationDemo> {
noun = value;
},
),
SizedBox(
const SizedBox(
height: 24,
),
// A custom form field that requires the user to check a
// checkbox.
FormField(
FormField<bool>(
initialValue: false,
validator: (value) {
if (value == false) {
@@ -120,7 +122,7 @@ class _FormValidationDemoState extends State<FormValidationDemo> {
}
return null;
},
builder: (FormFieldState formFieldState) {
builder: (formFieldState) {
return Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [