docs: improve accessibility of form-validation example (#41283)
PR Close #41283
This commit is contained in:
Kapunahele Wong
Misko Hevery
parent
6967f3ca28
commit
253ed5d484
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@ -54,7 +54,7 @@ function getPage(sectionTag: string) {
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page = {
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section,
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form: section.element(by.css('form')),
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title: section.element(by.css('h1')),
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title: section.element(by.css('h2')),
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nameInput: section.element(by.css('#name')),
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alterEgoInput: section.element(by.css('#alterEgo')),
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powerSelect: section.element(by.css('#power')),
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@ -3,7 +3,8 @@ import { Component } from '@angular/core';
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@Component({
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selector: 'app-root',
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template: `<app-hero-form-template></app-hero-form-template>
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template: `<h1>Form validation example</h1>
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<app-hero-form-template></app-hero-form-template>
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<hr>
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<app-hero-form-reactive></app-hero-form-reactive>`
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})
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@ -1,7 +1,7 @@
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<!-- #docregion -->
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<div class="container">
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<h1>Reactive Form</h1>
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<h2>Reactive Form</h2>
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<form [formGroup]="heroForm" #formDir="ngForm">
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@ -12,8 +12,8 @@
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<label for="name">Name</label>
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<!-- #docregion name-with-error-msg -->
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<input id="name" class="form-control"
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formControlName="name" required >
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<input type="text" id="name" class="form-control"
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formControlName="name" required>
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<div *ngIf="name.invalid && (name.dirty || name.touched)"
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class="alert alert-danger">
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@ -33,8 +33,8 @@
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<div class="form-group">
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<label for="alterEgo">Alter Ego</label>
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<input id="alterEgo" class="form-control"
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formControlName="alterEgo" >
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<input type="text" id="alterEgo" class="form-control"
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formControlName="alterEgo">
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<div *ngIf="alterEgo.pending">Validating...</div>
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<div *ngIf="alterEgo.invalid" class="alert alert-danger alter-ego-errors">
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@ -54,7 +54,7 @@
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<div class="form-group">
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<label for="power">Hero Power</label>
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<select id="power" class="form-control"
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formControlName="power" required >
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formControlName="power" required>
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<option *ngFor="let p of powers" [value]="p">{{p}}</option>
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</select>
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@ -63,8 +63,10 @@
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</div>
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</div>
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<button type="submit" class="btn btn-default"
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[disabled]="heroForm.invalid">Submit</button>
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<p>Complete the form to enable the Submit button.</p>
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<button type="submit"
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class="btn btn-default"
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[disabled]="heroForm.invalid">Submit</button>
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<button type="button" class="btn btn-default"
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(click)="formDir.resetForm({})">Reset</button>
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</div>
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@ -1,4 +1,4 @@
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/* #docregion */
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.cross-validation-error input {
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border-left: 5px solid red;
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}
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border-left: 5px solid #a94442;
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}
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@ -1,7 +1,7 @@
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<!-- #docregion -->
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<div class="container">
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<div>
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<h1>Template-Driven Form</h1>
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<h2>Template-Driven Form</h2>
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<!-- #docregion cross-validation-register-validator -->
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<form #heroForm="ngForm" appIdentityRevealed>
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<!-- #enddocregion cross-validation-register-validator -->
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@ -11,13 +11,13 @@
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<label for="name">Name</label>
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<!-- #docregion name-with-error-msg -->
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<!-- #docregion name-input -->
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<input id="name" name="name" class="form-control"
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<input type="text" id="name" name="name" class="form-control"
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required minlength="4" appForbiddenName="bob"
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[(ngModel)]="hero.name" #name="ngModel" >
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[(ngModel)]="hero.name" #name="ngModel">
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<!-- #enddocregion name-input -->
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<div *ngIf="name.invalid && (name.dirty || name.touched)"
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class="alert alert-danger">
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class="alert">
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<div *ngIf="name.errors.required">
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Name is required.
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@ -35,14 +35,16 @@
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<div class="form-group">
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<label for="alterEgo">Alter Ego</label>
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<input id="alterEgo" class="form-control" name="alterEgo"
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#alterEgo="ngModel"
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[(ngModel)]="hero.alterEgo"
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[ngModelOptions]="{ updateOn: 'blur' }"
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appUniqueAlterEgo>
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<input type="text"
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id="alterEgo"
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name="alterEgo"
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#alterEgo="ngModel"
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[(ngModel)]="hero.alterEgo"
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[ngModelOptions]="{ updateOn: 'blur' }"
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appUniqueAlterEgo>
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<div *ngIf="alterEgo.pending">Validating...</div>
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<div *ngIf="alterEgo.invalid" class="alert alert-danger alter-ego-errors">
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<div *ngIf="alterEgo.invalid" class="alert alter-ego-errors">
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<div *ngIf="alterEgo.errors?.uniqueAlterEgo">
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Alter ego is already taken.
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</div>
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@ -50,7 +52,7 @@
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</div>
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<!-- #docregion cross-validation-error-message -->
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<div *ngIf="heroForm.errors?.identityRevealed && (heroForm.touched || heroForm.dirty)" class="cross-validation-error-message alert alert-danger">
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<div *ngIf="heroForm.errors?.identityRevealed && (heroForm.touched || heroForm.dirty)" class="cross-validation-error-message alert">
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Name cannot match alter ego.
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</div>
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<!-- #enddocregion cross-validation-error-message -->
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@ -58,19 +60,22 @@
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<div class="form-group">
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<label for="power">Hero Power</label>
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<select id="power" name="power" class="form-control"
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required [(ngModel)]="hero.power" #power="ngModel" >
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<select id="power"
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name="power"
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required [(ngModel)]="hero.power"
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#power="ngModel">
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<option *ngFor="let p of powers" [value]="p">{{p}}</option>
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</select>
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<div *ngIf="power.errors && power.touched" class="alert alert-danger">
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<div *ngIf="power.errors && power.touched" class="alert">
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<div *ngIf="power.errors.required">Power is required.</div>
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</div>
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</div>
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<button type="submit" class="btn btn-default"
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<p>Complete the form to enable the Submit button.</p>
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<button type="submit"
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[disabled]="heroForm.invalid">Submit</button>
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<button type="button" class="btn btn-default"
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<button type="button"
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(click)="heroForm.resetForm({})">Reset</button>
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</div>
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@ -6,3 +6,24 @@
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.ng-invalid:not(form) {
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border-left: 5px solid #a94442; /* red */
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}
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.alert div {
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background-color: #fed3d3;
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color: #820000;
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padding: 1rem;
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margin-bottom: 1rem;
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}
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.form-group {
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margin-bottom: 1rem;
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}
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label {
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display: block;
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margin-bottom: .5rem;
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}
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select {
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width: 100%;
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padding: .5rem;
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}
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@ -4,7 +4,6 @@
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<base href="/">
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<link rel="stylesheet" href="https://unpkg.com/bootstrap@3.3.7/dist/css/bootstrap.min.css">
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<link rel="stylesheet" href="assets/forms.css">
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</head>
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@ -10,7 +10,7 @@ Before reading about form validation, you should have a basic understanding of t
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* [TypeScript](https://www.typescriptlang.org/ "The TypeScript language") and HTML5 programming.
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* Fundamental concepts of [Angular app design](guide/architecture "Introduction to Angular app-design concepts").
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* Fundamental concepts of [Angular application design](guide/architecture "Introduction to Angular application-design concepts").
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* The [two types of forms that Angular supports](guide/forms-overview "Introduction to Angular forms").
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