shadcn-ui/apps/v4/examples/base/breadcrumb-dropdown.tsx

import Link from "next/link"
import {
  Breadcrumb,
  BreadcrumbItem,
  BreadcrumbLink,
  BreadcrumbList,
  BreadcrumbPage,
  BreadcrumbSeparator,
} from "@/examples/base/ui/breadcrumb"
import {
  DropdownMenu,
  DropdownMenuContent,
  DropdownMenuGroup,
  DropdownMenuItem,
  DropdownMenuTrigger,
} from "@/examples/base/ui/dropdown-menu"
import { ChevronDownIcon, DotIcon } from "lucide-react"

export function BreadcrumbDropdown() {
  return (
    <Breadcrumb>
      <BreadcrumbList>
        <BreadcrumbItem>
          <BreadcrumbLink render={<Link href="/" />}>Home</BreadcrumbLink>
        </BreadcrumbItem>
        <BreadcrumbSeparator>
          <DotIcon />
        </BreadcrumbSeparator>
        <BreadcrumbItem>
          <DropdownMenu>
            <DropdownMenuTrigger
              render={<button className="flex items-center gap-1" />}
            >
              Components
              <ChevronDownIcon data-icon="inline-end" />
            </DropdownMenuTrigger>
            <DropdownMenuContent align="start">
              <DropdownMenuGroup>
                <DropdownMenuItem>Documentation</DropdownMenuItem>
                <DropdownMenuItem>Themes</DropdownMenuItem>
                <DropdownMenuItem>GitHub</DropdownMenuItem>
              </DropdownMenuGroup>
            </DropdownMenuContent>
          </DropdownMenu>
        </BreadcrumbItem>
        <BreadcrumbSeparator>
          <DotIcon />
        </BreadcrumbSeparator>
        <BreadcrumbItem>
          <BreadcrumbPage>Breadcrumb</BreadcrumbPage>
        </BreadcrumbItem>
      </BreadcrumbList>
    </Breadcrumb>
  )
}