@19h47/accordion 中文文档教程

Question

@19h47/accordion

Sur un petit air d'accordéon Léon

Installation

yarn add @19h47/accordion

Usage

import Accordion from '@19h47/accordion';

const $element = document.querySelector('.js-accordion');
const accordion = new Accordion($element);
accordion.init();

<div class="js-accordion">
    <div class="js-accordion-panel" data-accordion-open="true" data-accordion-deselect="true">
        <button
            class="js-accordion-header"
            type="button"
            aria-expanded="true"
            aria-controls="lorem"
        >
            Toggle
        </button>

        <div id="lorem" class="js-accordion-body" role="region">
            <div class="js-accordion-inner">
                Sit amet, consectetur adipisicing elit. Omnis ex inventore tempore. Quam voluptas
                quibusdam excepturi accusantium voluptatum facere. Nemo vero iste recusandae, at
                magnam tenetur maxime ad optio veniam!<br />
                Lorem ipsum dolor sit amet, consectetur adipisicing elit. Doloremque, molestias
                excepturi molestiae nesciunt alias. Nobis aut praesentium, commodi minus laborum
                ullam at quod soluta qui tempore sit eveniet dicta esse.
            </div>
        </div>
    </div>
</div>

Keyboard Support

Key	Function
Space or Enter	When focus is on the accordion header of a collapsed section, expands the section.
Tab	Moves focus to the next focusable element. All focusable elements in the accordion are included in the page Tab sequence.
Shift + Tab	Moves focus to the previous focusable element. All focusable elements in the accordion are included in the page Tab sequence.
Down Arrow	When focus is on an accordion header, moves focus to the next accordion header. When focus is on last accordion header, moves focus to first accordion header.
Up Arrow	When focus is on an accordion header, moves focus to the previous accordion header. When focus is on first accordion header, moves focus to last accordion header.
Home	When focus is on an accordion header, moves focus to the first accordion header.
End	When focus is on an accordion header, moves focus to the last accordion header.

Role, Property, State, and Tabindex Attributes

Role	Attribute	Element	Usage
region		div	Creates a landmark region that contains the currently expanded accordion panel.

Option

选项可以设置为 data-attribute。

Open

面板是否打开。

<button data-accordion-open="true">Button</button>

Deselect

是否可以取消选择面板。

<button data-accordion-deselect="true">Button</button>

Event

Open

import Accordion from '@19h47/accordion';

const $element = document.querySelector('.js-accordion');
const accordion = new Accordion($element);

accordion.init();

accordion.panels.forEach(panel => {
    panel.rootElement.addEventListener('Panel.open', ({ type, detail }) => {
        console.log({ type, detail });
    });
});

Close

import Accordion from '@19h47/accordion';

const $element = document.querySelector('.js-accordion');
const accordion = new Accordion($element);

accordion.init();

accordion.panels.forEach(panel => {
    panel.rootElement.addEventListener('Panel.close', ({ type, detail }) => {
        console.log({ type, detail });
    });
});

Build Setup

# install dependencies
$ yarn install

# serve with hot reload at localhost:3000
$ yarn start

# build for production
$ yarn prod

Example

示例位于此处，请参阅来源。

Acknowledgments

• Accessible toggle tabs and accordion
• Accordion