Add Floating UI examples in combination with the Menu component (#2612)

* add Floating UI example for React with Menu

* add Floating UI example for Vue with Menu

packages/playground-react/package.json

@@ -28,5 +28,8 @@
  "react-dom": "^18.0.0",
  "react-flatpickr": "^3.10.9",
  "tailwindcss": "^3.2.7"
+ },
+ "devDependencies": {
+ "@floating-ui/react": "^0.24.8"
  }
 }

packages/playground-react/pages/menu/menu-with-floating-ui.tsx

@@ -0,0 +1,94 @@
+import React, { ReactNode, useState, useEffect } from 'react'
+import { createPortal } from 'react-dom'
+import { Menu } from '@headlessui/react'
+import { useFloating, offset } from '@floating-ui/react'
+
+import { classNames } from '../../utils/class-names'
+import { Button } from '../../components/button'
+
+export default function Home() {
+ let { refs, floatingStyles } = useFloating({
+ placement: 'bottom-end',
+ strategy: 'fixed',
+ middleware: [offset(10)],
+ })
+
+ function resolveClass({ active, disabled }) {
+ return classNames(
+ 'block w-full text-left px-4 py-2 text-sm leading-5 text-gray-700',
+ active && 'bg-gray-100 text-gray-900',
+ disabled && 'cursor-not-allowed opacity-50'
+ )
+ }
+
+ return (
+ <div className="flex h-full w-screen justify-center bg-gray-50 p-12">
+ <div className="mt-64 inline-block text-left">
+ <Menu>
+ <span className="inline-flex rounded-md shadow-sm">
+ <Menu.Button ref={refs.setReference} as={Button}>
+ <span>Options</span>
+ <svg className="ml-2 -mr-1 h-5 w-5" viewBox="0 0 20 20" fill="currentColor">
+ <path
+ fillRule="evenodd"
+ d="M5.293 7.293a1 1 0 011.414 0L10 10.586l3.293-3.293a1 1 0 111.414 1.414l-4 4a1 1 0 01-1.414 0l-4-4a1 1 0 010-1.414z"
+ clipRule="evenodd"
+ />
+ </svg>
+ </Menu.Button>
+ </span>
+
+ <Portal>
+ <Menu.Items
+ className="w-56 divide-y divide-gray-100 rounded-md border border-gray-200 bg-white shadow-lg outline-none"
+ ref={refs.setFloating}
+ style={floatingStyles}
+ >
+ <div className="px-4 py-3">
+ <p className="text-sm leading-5">Signed in as</p>
+ <p className="truncate text-sm font-medium leading-5 text-gray-900">
+ [email protected]
+ </p>
+ </div>
+
+ <div className="py-1">
+ <Menu.Item as="a" href="#account-settings" className={resolveClass}>
+ Account settings
+ </Menu.Item>
+ <Menu.Item>
+ {(data) => (
+ <a href="#support" className={resolveClass(data)}>
+ Support
+ </a>
+ )}
+ </Menu.Item>
+ <Menu.Item as="a" disabled href="#new-feature" className={resolveClass}>
+ New feature (soon)
+ </Menu.Item>
+ <Menu.Item as="a" href="#license" className={resolveClass}>
+ License
+ </Menu.Item>
+ </div>
+
+ <div className="py-1">
+ <Menu.Item as="a" href="#sign-out" className={resolveClass}>
+ Sign out
+ </Menu.Item>
+ </div>
+ </Menu.Items>
+ </Portal>
+ </Menu>
+ </div>
+ </div>
+ )
+}
+
+function Portal(props: { children: ReactNode }) {
+ let { children } = props
+ let [mounted, setMounted] = useState(false)
+
+ useEffect(() => setMounted(true), [])
+
+ if (!mounted) return null
+ return createPortal(children, document.body)
+}

packages/playground-vue/package.json

@@ -28,6 +28,7 @@
  "vue-router": "^4.0.0"
  },
  "devDependencies": {
+ "@floating-ui/vue": "^1.0.2",
  "@vitejs/plugin-vue": "^3.0.3",
  "vite": "^3.0.0"
  }

packages/playground-vue/src/components/menu/menu-with-floating-ui.vue

@@ -0,0 +1,95 @@
+<template>
+ <div class="flex h-full w-screen justify-center bg-gray-50 p-12">
+ <div class="mt-64 inline-block text-left">
+ <Menu>
+ <span class="inline-flex rounded-md shadow-sm">
+ <MenuButton
+ ref="reference"
+ class="focus:shadow-outline-blue inline-flex w-full justify-center rounded-md border border-gray-300 bg-white px-4 py-2 text-sm font-medium leading-5 text-gray-700 transition duration-150 ease-in-out hover:text-gray-500 focus:border-blue-300 focus:outline-none active:bg-gray-50 active:text-gray-800"
+ >
+ <span>Options</span>
+ <svg class="ml-2 -mr-1 h-5 w-5" viewBox="0 0 20 20" fill="currentColor">
+ <path
+ fillRule="evenodd"
+ d="M5.293 7.293a1 1 0 011.414 0L10 10.586l3.293-3.293a1 1 0 111.414 1.414l-4 4a1 1 0 01-1.414 0l-4-4a1 1 0 010-1.414z"
+ clipRule="evenodd"
+ />
+ </svg>
+ </MenuButton>
+ </span>
+
+ <teleport to="body">
+ <MenuItems
+ ref="floating"
+ :style="floatingStyles"
+ class="absolute right-0 w-56 origin-top-right divide-y divide-gray-100 rounded-md border border-gray-200 bg-white shadow-lg outline-none"
+ >
+ <div class="px-4 py-3">
+ <p class="text-sm leading-5">Signed in as</p>
+ <p class="truncate text-sm font-medium leading-5 text-gray-900">[email protected]</p>
+ </div>
+
+ <div class="py-1">
+ <MenuItem as="a" href="#account-settings" :className="resolveClass">
+ Account settings
+ </MenuItem>
+ <MenuItem v-slot="data">
+ <a href="#support" :class="resolveClass(data)">Support</a>
+ </MenuItem>
+ <MenuItem as="a" disabled href="#new-feature" :className="resolveClass">
+ New feature (soon)
+ </MenuItem>
+ <MenuItem as="a" href="#license" :className="resolveClass">License</MenuItem>
+ </div>
+ <div class="py-1">
+ <MenuItem as="a" href="#sign-out" :className="resolveClass">Sign out</MenuItem>
+ </div>
+ </MenuItems>
+ </teleport>
+ </Menu>
+ </div>
+ </div>
+</template>
+
+<script>
+import { defineComponent, h, ref, onMounted, watchEffect, watch, computed } from 'vue'
+import { Menu, MenuButton, MenuItems, MenuItem } from '@headlessui/vue'
+import { useFloating, offset } from '@floating-ui/vue'
+
+function classNames(...classes) {
+ return classes.filter(Boolean).join(' ')
+}
+
+export default {
+ components: { Menu, MenuButton, MenuItems, MenuItem },
+ setup(props, context) {
+ let reference = ref(null)
+ let floating = ref(null)
+
+ let { floatingStyles } = useFloating(
+ computed(() => reference.value?.el),
+ computed(() => floating.value?.el),
+ {
+ placement: 'bottom-end',
+ strategy: 'fixed',
+ middleware: [offset(10)],
+ }
+ )
+
+ function resolveClass({ active, disabled }) {
+ return classNames(
+ 'flex justify-between w-full px-4 py-2 text-sm leading-5 text-left',
+ active ? 'bg-gray-100 text-gray-900' : 'text-gray-700',
+ disabled && 'cursor-not-allowed opacity-50'
+ )
+ }
+
+ return {
+ reference,
+ floating,
+ floatingStyles,
+ resolveClass,
+ }
+ },
+}
+</script>