frontend / 6.0.0 /radio /shared /Radio.svelte
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<script context="module">
let id = 0;
</script>
<script lang="ts">
import { tick } from "svelte";
let {
selected = $bindable(),
display_value,
internal_value,
disabled,
rtl,
on_input
} = $props();
let is_selected = $derived(selected === internal_value);
async function handle_input(
e: Event & { target: EventTarget & HTMLInputElement }
): Promise<void> {
is_selected = e.target.checked;
if (is_selected) {
await tick();
on_input();
}
}
</script>
<label
class:disabled
class:selected={is_selected}
data-testid="{display_value}-radio-label"
class:rtl
>
<input
{disabled}
type="radio"
name="radio-{++id}"
value={internal_value}
aria-checked={is_selected}
bind:group={selected}
on:input={handle_input}
/>
<span>{display_value}</span>
</label>
<style>
label {
display: flex;
align-items: center;
transition: var(--button-transition);
cursor: pointer;
box-shadow: var(--checkbox-label-shadow);
border: var(--checkbox-label-border-width) solid
var(--checkbox-label-border-color);
border-radius: var(--checkbox-border-radius);
background: var(--checkbox-label-background-fill);
padding: var(--checkbox-label-padding);
color: var(--checkbox-label-text-color);
font-weight: var(--checkbox-label-text-weight);
font-size: var(--checkbox-label-text-size);
line-height: var(--line-md);
}
label:hover {
background: var(--checkbox-label-background-fill-hover);
}
label:focus {
background: var(--checkbox-label-background-fill-focus);
}
label.selected {
background: var(--checkbox-label-background-fill-selected);
color: var(--checkbox-label-text-color-selected);
border-color: var(--checkbox-label-border-color-selected);
}
label > * + * {
margin-left: var(--size-2);
}
label.rtl > * + * {
margin-left: 0;
margin-right: var(--size-2);
}
input {
--ring-color: transparent;
position: relative;
box-shadow: var(--checkbox-shadow);
border: var(--checkbox-border-width) solid var(--checkbox-border-color);
border-radius: var(--radius-full);
background-color: var(--checkbox-background-color);
line-height: var(--line-sm);
}
input:checked,
input:checked:hover {
border-color: var(--checkbox-border-color-selected);
background-image: var(--radio-circle);
background-color: var(--checkbox-background-color-selected);
}
input:checked::after {
content: "";
position: absolute;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
border-radius: 50%;
background-color: white;
}
input:hover:not([disabled]) {
border-color: var(--checkbox-border-color-hover);
background-color: var(--checkbox-background-color-hover);
}
input:focus:not([disabled]) {
border-color: var(--checkbox-border-color-focus);
background-color: var(--checkbox-background-color-focus);
}
input:checked:focus:not([disabled]) {
border-color: var(--checkbox-border-color-focus);
background-image: var(--radio-circle);
background-color: var(--checkbox-background-color-selected);
}
input[disabled],
.disabled {
cursor: not-allowed;
}
input[disabled] {
opacity: 0.75;
}
</style>