app/docs/components/ToggleSwitch.vue

<template>
  <label class="switch">
    <input type="checkbox" :checked="modelValue" @change="updateValue($event.target.checked)">
    <span class="slider round"></span>
  </label>
</template>

<script setup lang="ts">
import { defineProps, defineEmits } from 'vue'

const props = defineProps({
  modelValue: Boolean
})

const emit = defineEmits(['update:modelValue'])

const updateValue = (value: boolean) => {
  emit('update:modelValue', value)
}
</script>

<style scoped>
.switch {
  position: relative;
  display: inline-block;
  width: 60px;
  height: 34px;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: #ccc;
  transition: .4s;
  border-radius: 34px;
}

.slider:before {
  position: absolute;
  content: "";
  height: 26px;
  width: 26px;
  left: 4px;
  bottom: 4px;
  background-color: white;
  transition: .4s;
  border-radius: 50%;
}

input:checked + .slider {
  background-color: #2196F3;
}

input:checked + .slider:before {
  transform: translateX(26px); /* 调整为 26px 以确保对齐 */
}
</style>