Light Switch Theme Toggle

npx shadcn@latest add https://toggles.dev/r/light-switch

"use client";

import { useState } from "react";
import { LightSwitch } from "@/components/ui/light-switch";

export default function App() {
  const [toggled, setToggled] = useState(false);

  return (
    <>
      {/* Alternatively, omit `toggled` when your app applies `dark` or `light`
          to a root element—the toggle follows that class automatically. */}
      <LightSwitch
        toggled={toggled}
        onClick={() => setToggled((value) => !value)}
      />
    </>
  );
}

"use client";

import { useState } from "react";
import { LightSwitch } from "@theme-toggles/react";
import "@theme-toggles/react/styles/light-switch.css";

export default function App() {
  const [toggled, setToggled] = useState(false);

  return (
    <>
      {/* Alternatively, omit `toggled` when your app applies `dark` or `light`
          to a root element—the toggle follows that class automatically. */}
      <LightSwitch
        toggled={toggled}
        onClick={() => setToggled((value) => !value)}
      />
    </>
  );
}

import { type ButtonHTMLAttributes, type CSSProperties, useId } from "react";

export interface LightSwitchProps extends Omit<
  ButtonHTMLAttributes<HTMLButtonElement>,
  "children"
> {
  duration?: number;
  /** Whether the toggle should render in its dark-theme state. */
  toggled?: boolean;
  [key: `data-${string}`]: string | number | boolean | null | undefined;
}

export function LightSwitch({
  duration = 350,
  toggled,
  className,
  type = "button",
  title = "Toggle theme",
  "aria-label": ariaLabel = "Toggle theme",
  "aria-pressed": ariaPressed,
  ...props
}: LightSwitchProps) {
  const toggleId = useId();

  const clipPaddleId = `toggles.dev-light-switch-paddle-${toggleId}`;

  return (
    <button
      {...props}
      type={type}
      title={title}
      aria-label={ariaLabel}
      aria-pressed={toggled ?? ariaPressed}
      className={[
        className,
        toggled === true ? "dark" : toggled === false ? "light" : undefined,
      ]
        .filter(Boolean)
        .join(" ")}
    >
      <svg
        width="1em"
        height="1em"
        viewBox="0 0 24 24"
        aria-hidden="true"
        style={
          {
            "--toggles-light-switch--duration": `${duration}ms`,
          } as CSSProperties
        }
      >
        <defs>
          <clipPath id={clipPaddleId}>
            <path
              d={"M7 3h10v9H7Z"}
              className="motion-safe:transition-[d,translate] motion-safe:duration-(--toggles-light-switch--duration) motion-safe:[transition-timing-function:cubic-bezier(0,0,0.15,1.25)] dark:[d:path('M7_12h10v9H7Z')] dark:not-supports-[d:path('M0_0')]:translate-y-[9px]"
            />
          </clipPath>
        </defs>
        <rect
          x={5}
          y={1}
          width={14}
          height={22}
          rx={2}
          stroke={"currentColor"}
          fill={"none"}
          strokeWidth={1.5}
        />
        <rect
          x={7}
          y={3}
          width={10}
          height={18}
          rx={1}
          stroke={"currentColor"}
          fill={"none"}
          strokeWidth={1}
        />
        <rect
          x={8}
          y={4}
          width={8}
          height={16}
          rx={0.5}
          fill={"currentColor"}
          clipPath={`url(#${clipPaddleId})`}
        />
      </svg>
    </button>
  );
}

"use client";

import { useState } from "react";
// Update this path to where you copied the component.
import { LightSwitch } from "./LightSwitch";

export default function App() {
  const [toggled, setToggled] = useState(false);

  return (
    <>
      {/* Alternatively, omit `toggled` when your app applies `dark` or `light`
          to a root element—the toggle follows that class automatically. */}
      <LightSwitch
        toggled={toggled}
        onClick={() => setToggled((value) => !value)}
      />
    </>
  );
}

<script>
  import { LightSwitch } from "@theme-toggles/svelte";
  import "@theme-toggles/svelte/styles/light-switch.css";

  let toggled = false;
</script>

<!-- Alternatively, omit `toggled` when your app applies `dark` or `light`
     to a root element—the toggle follows that class automatically. -->
<LightSwitch {toggled} on:click={() => (toggled = !toggled)} />

<script context="module" lang="ts">
  let nextId = 0;
</script>

<script lang="ts">
  import type { HTMLButtonAttributes } from "svelte/elements";

  interface $$Props extends Omit<HTMLButtonAttributes, "children"> {
    duration?: number;
    toggled?: boolean;
    ariaLabel?: string;
    class?: string;
  }

  export let duration = 350;
  export let toggled: boolean | undefined = undefined;
  export let type: HTMLButtonAttributes["type"] = "button";
  export let title = "Toggle theme";
  export let ariaLabel = "Toggle theme";
  let className = "";
  export { className as class };

  const toggleId = `light-switch-${++nextId}`;

  const clipPaddleId = `toggles.dev-light-switch-paddle-${toggleId}`;
</script>

<button
  {...$$restProps}
  {type}
  {title}
  aria-label={ariaLabel}
  aria-pressed={toggled ?? $$restProps["aria-pressed"]}
  class={[
    className,
    toggled === true ? "dark" : toggled === false ? "light" : undefined,
  ]
    .filter(Boolean)
    .join(" ")}
  on:click
>
  <svg
    width="1em"
    height="1em"
    viewBox="0 0 24 24"
    aria-hidden="true"
    style={`--toggles-light-switch--duration: ${duration}ms`}
  >
    <defs>
      <clipPath id={clipPaddleId}>
        <path
          d={"M7 3h10v9H7Z"}
          class={"motion-safe:transition-[d,translate] motion-safe:duration-(--toggles-light-switch--duration) motion-safe:[transition-timing-function:cubic-bezier(0,0,0.15,1.25)] dark:[d:path('M7_12h10v9H7Z')] dark:not-supports-[d:path('M0_0')]:translate-y-[9px]"}
        />
      </clipPath>
    </defs>
    <rect
      x={5}
      y={1}
      width={14}
      height={22}
      rx={2}
      stroke={"currentColor"}
      fill={"none"}
      stroke-width={1.5}
    />
    <rect
      x={7}
      y={3}
      width={10}
      height={18}
      rx={1}
      stroke={"currentColor"}
      fill={"none"}
      stroke-width={1}
    />
    <rect
      x={8}
      y={4}
      width={8}
      height={16}
      rx={0.5}
      fill={"currentColor"}
      clip-path={`url(#${clipPaddleId})`}
    />
  </svg>
</button>

<script>
  // Update this path to where you copied the component.
  import LightSwitch from "./LightSwitch.svelte";

  let toggled = false;
</script>

<!-- Alternatively, omit `toggled` when your app applies `dark` or `light`
     to a root element—the toggle follows that class automatically. -->
<LightSwitch {toggled} on:click={() => (toggled = !toggled)} />

<script setup lang="ts">
import { ref } from "vue";
import { LightSwitch } from "@theme-toggles/vue";
import "@theme-toggles/vue/styles/light-switch.css";

const toggled = ref(false);
</script>

<template>
  <!-- Alternatively, omit `toggled` when your app applies `dark` or `light`
       to a root element—the toggle follows that class automatically. -->
  <LightSwitch :toggled="toggled" @click="toggled = !toggled" />
</template>

<script lang="ts">
let nextId = 0;
</script>

<script setup lang="ts">
import { useAttrs } from "vue";

export interface Props {
  duration?: number;
  toggled?: boolean;
  type?: "button" | "submit" | "reset";
  title?: string;
  ariaLabel?: string;
}

const props = withDefaults(defineProps<Props>(), {
  duration: 350,
  type: "button",
  title: "Toggle theme",
  ariaLabel: "Toggle theme",
});

const attrs = useAttrs();

const toggleId = `light-switch-${++nextId}`;

const clipPaddleId = `toggles.dev-light-switch-paddle-${toggleId}`;
</script>

<template>
  <button
    v-bind="attrs"
    :type="props.type"
    :title="props.title"
    :aria-label="props.ariaLabel"
    :aria-pressed="props.toggled ?? attrs['aria-pressed']"
    :class="
      props.toggled === true
        ? 'dark'
        : props.toggled === false
          ? 'light'
          : undefined
    "
  >
    <svg
      width="1em"
      height="1em"
      viewBox="0 0 24 24"
      aria-hidden="true"
      :style="{ '--toggles-light-switch--duration': `${props.duration}ms` }"
    >
      <defs>
        <clipPath :id="clipPaddleId">
          <path
            :d="'M7 3h10v9H7Z'"
            :class="'motion-safe:transition-[d,translate] motion-safe:duration-(--toggles-light-switch--duration) motion-safe:[transition-timing-function:cubic-bezier(0,0,0.15,1.25)] dark:[d:path(\'M7_12h10v9H7Z\')] dark:not-supports-[d:path(\'M0_0\')]:translate-y-[9px]'"
          />
        </clipPath>
      </defs>
      <rect
        :x="5"
        :y="1"
        :width="14"
        :height="22"
        :rx="2"
        :stroke="'currentColor'"
        :fill="'none'"
        :stroke-width="1.5"
      />
      <rect
        :x="7"
        :y="3"
        :width="10"
        :height="18"
        :rx="1"
        :stroke="'currentColor'"
        :fill="'none'"
        :stroke-width="1"
      />
      <rect
        :x="8"
        :y="4"
        :width="8"
        :height="16"
        :rx="0.5"
        :fill="'currentColor'"
        :clip-path="`url(#${clipPaddleId})`"
      />
    </svg>
  </button>
</template>

<script setup lang="ts">
import { ref } from "vue";
// Update this path to where you copied the component.
import LightSwitch from "./LightSwitch.vue";

const toggled = ref(false);
</script>

<template>
  <!-- Alternatively, omit `toggled` when your app applies `dark` or `light`
       to a root element—the toggle follows that class automatically. -->
  <LightSwitch :toggled="toggled" @click="toggled = !toggled" />
</template>