Listbox (Select)
Listboxes are a great foundation for building custom, accessible select menus for your app, complete with robust support for keyboard navigation.
Open in separate tabExample
<script lang="ts">
import { createListbox } from 'svelte-headlessui'
import Transition from 'svelte-transition'
import Selector from './Selector.svelte'
import Check from './Check.svelte'
// prettier-ignore
const people = [
{ name: 'Wade Cooper' },
{ name: 'Arlene Mccoy' },
{ name: 'Devon Webb' },
{ name: 'Tom Cook' },
{ name: 'Tanya Fox' },
{ name: 'Hellen Schmidt' },
]
const listbox = createListbox({ label: 'Actions', selected: people[2] })
function onChange(e: Event) {
console.log('select', (e as CustomEvent).detail)
}
</script>
<div class="flex w-full flex-col items-center justify-center">
<div class="fixed top-16 w-72">
<div class="relative mt-1">
<button
use:listbox.button
on:change={onChange}
class="relative w-full cursor-default rounded-lg bg-white py-2 pl-3 pr-10 text-left text-sm shadow-md focus:outline-none focus-visible:border-indigo-500 focus-visible:ring-2 focus-visible:ring-white focus-visible:ring-opacity-75 focus-visible:ring-offset-2 focus-visible:ring-offset-orange-300"
>
<span class="block truncate">{$listbox.selected.name}</span>
<span class="pointer-events-none absolute inset-y-0 right-0 flex items-center pr-2">
<Selector class="h-5 w-5 text-gray-400" />
</span>
</button>
<Transition
show={$listbox.expanded}
leave="transition ease-in duration-100"
leaveFrom="opacity-100"
leaveTo="opacity-0"
>
<ul
use:listbox.items
class="absolute mt-1 max-h-60 w-full overflow-auto rounded-md bg-white py-1 text-sm shadow-lg ring-1 ring-black ring-opacity-5 focus:outline-none"
>
{#each people as value, i}
{@const active = $listbox.active === value}
{@const selected = $listbox.selected === value}
<li
class="relative cursor-default select-none py-2 pl-10 pr-4 {active
? 'bg-amber-100 text-amber-900'
: 'text-gray-900'}"
use:listbox.item={{ value }}
>
<span class="block truncate {selected ? 'font-medium' : 'font-normal'}"
>{value.name}</span
>
{#if selected}
<span class="absolute inset-y-0 left-0 flex items-center pl-3 text-amber-600">
<Check class="h-5 w-5" />
</span>
{/if}
</li>
{/each}
</ul>
</Transition>
</div>
</div>
</div>