feat(Table): add row hover event

Resolves #2435

docs/app/components/content/examples/table/TableRowHoverEventExample.vue

@@ -0,0 +1,157 @@
+<script setup lang="ts">
+import { h, resolveComponent } from 'vue'
+import type { TableColumn, TableRow } from '@nuxt/ui'
+
+const UBadge = resolveComponent('UBadge')
+const UCheckbox = resolveComponent('UCheckbox')
+
+type Payment = {
+  id: string
+  date: string
+  status: 'paid' | 'failed' | 'refunded'
+  email: string
+  amount: number
+}
+
+const data = ref<Payment[]>([{
+  id: '4600',
+  date: '2024-03-11T15:30:00',
+  status: 'paid',
+  email: 'james.anderson@example.com',
+  amount: 594
+}, {
+  id: '4599',
+  date: '2024-03-11T10:10:00',
+  status: 'failed',
+  email: 'mia.white@example.com',
+  amount: 276
+}, {
+  id: '4598',
+  date: '2024-03-11T08:50:00',
+  status: 'refunded',
+  email: 'william.brown@example.com',
+  amount: 315
+}, {
+  id: '4597',
+  date: '2024-03-10T19:45:00',
+  status: 'paid',
+  email: 'emma.davis@example.com',
+  amount: 529
+}, {
+  id: '4596',
+  date: '2024-03-10T15:55:00',
+  status: 'paid',
+  email: 'ethan.harris@example.com',
+  amount: 639
+}])
+
+const columns: TableColumn<Payment>[] = [{
+  id: 'select',
+  header: ({ table }) => h(UCheckbox, {
+    'modelValue': table.getIsSomePageRowsSelected() ? 'indeterminate' : table.getIsAllPageRowsSelected(),
+    'onUpdate:modelValue': (value: boolean | 'indeterminate') => table.toggleAllPageRowsSelected(!!value),
+    'aria-label': 'Select all'
+  }),
+  cell: ({ row }) => h(UCheckbox, {
+    'modelValue': row.getIsSelected(),
+    'onUpdate:modelValue': (value: boolean | 'indeterminate') => row.toggleSelected(!!value),
+    'aria-label': 'Select row'
+  })
+}, {
+  accessorKey: 'id',
+  header: '#',
+  cell: ({ row }) => `#${row.getValue('id')}`
+}, {
+  accessorKey: 'date',
+  header: 'Date',
+  cell: ({ row }) => {
+    return new Date(row.getValue('date')).toLocaleString('en-US', {
+      day: 'numeric',
+      month: 'short',
+      hour: '2-digit',
+      minute: '2-digit',
+      hour12: false
+    })
+  }
+}, {
+  accessorKey: 'status',
+  header: 'Status',
+  cell: ({ row }) => {
+    const color = ({
+      paid: 'success' as const,
+      failed: 'error' as const,
+      refunded: 'neutral' as const
+    })[row.getValue('status') as string]
+
+    return h(UBadge, { class: 'capitalize', variant: 'subtle', color }, () => row.getValue('status'))
+  }
+}, {
+  accessorKey: 'email',
+  header: 'Email'
+}, {
+  accessorKey: 'amount',
+  header: () => h('div', { class: 'text-right' }, 'Amount'),
+  cell: ({ row }) => {
+    const amount = Number.parseFloat(row.getValue('amount'))
+
+    const formatted = new Intl.NumberFormat('en-US', {
+      style: 'currency',
+      currency: 'EUR'
+    }).format(amount)
+
+    return h('div', { class: 'text-right font-medium' }, formatted)
+  }
+}]
+
+const anchor = ref({ x: 0, y: 0 })
+
+const reference = computed(() => ({
+  getBoundingClientRect: () =>
+    ({
+      width: 0,
+      height: 0,
+      left: anchor.value.x,
+      right: anchor.value.x,
+      top: anchor.value.y,
+      bottom: anchor.value.y,
+      ...anchor.value
+    } as DOMRect)
+}))
+
+const open = ref(false)
+const openDebounced = refDebounced(open, 10)
+const selectedRow = ref<TableRow<Payment> | null>(null)
+
+function onHover(_e: Event, row: TableRow<Payment> | null) {
+  selectedRow.value = row
+
+  open.value = !!row
+}
+</script>
+
+<template>
+  <div class="flex w-full flex-1 gap-1">
+    <UTable
+      :data="data"
+      :columns="columns"
+      class="flex-1"
+      @pointermove="(ev: PointerEvent) => {
+        anchor.x = ev.clientX
+        anchor.y = ev.clientY
+      }"
+      @hover="onHover"
+    />
+
+    <UPopover
+      :content="{ side: 'top', sideOffset: 16, updatePositionStrategy: 'always' }"
+      :open="openDebounced"
+      :reference="reference"
+    >
+      <template #content>
+        <div class="p-4">
+          {{ selectedRow?.original?.id }}
+        </div>
+      </template>
+    </UPopover>
+  </div>
+</template>