Name : Combobox
Description : Autocomplete input and command palette with a list of suggestions.

---

### import

```
"use client"

import * as React from "react"
import { Check, ChevronsUpDown } from "lucide-react"

import { cn } from "@/lib/utils"
import { Button } from "@/components/ui/button"
import {
  Command,
  CommandEmpty,
  CommandGroup,
  CommandInput,
  CommandItem,
} from "@/components/ui/command"
import {
  Popover,
  PopoverContent,
  PopoverTrigger,
} from "@/components/ui/popover"

const frameworks = [
  {
    value: "next.js",
    label: "Next.js",
  },
  {
    value: "sveltekit",
    label: "SvelteKit",
  },
  {
    value: "nuxt.js",
    label: "Nuxt.js",
  },
  {
    value: "remix",
    label: "Remix",
  },
  {
    value: "astro",
    label: "Astro",
  },
]

export function ComboboxDemo() {
  const [open, setOpen] = React.useState(false)
  const [value, setValue] = React.useState("")

  return (
    <Popover open={open} onOpenChange={setOpen}>
      <PopoverTrigger asChild>
        <Button
          variant="outline"
          role="combobox"
          aria-expanded={open}
          className="w-[200px] justify-between"
        >
          {value
            ? frameworks.find((framework) => framework.value === value)?.label
            : "Select framework..."}
          <ChevronsUpDown className="ml-2 h-4 w-4 shrink-0 opacity-50" />
        </Button>
      </PopoverTrigger>
      <PopoverContent className="w-[200px] p-0">
        <Command>
          <CommandInput placeholder="Search framework..." />
          <CommandEmpty>No framework found.</CommandEmpty>
          <CommandGroup>
            {frameworks.map((framework) => (
              <CommandItem
                key={framework.value}
                onSelect={(currentValue) => {
                  setValue(currentValue === value ? "" : currentValue)
                  setOpen(false)
                }}
              >
                <Check
                  className={cn(
                    "mr-2 h-4 w-4",
                    value === framework.value ? "opacity-100" : "opacity-0"
                  )}
                />
                {framework.label}
              </CommandItem>
            ))}
          </CommandGroup>
        </Command>
      </PopoverContent>
    </Popover>
  )
}
```

---

### use

---

### examples

```combobox-dropdown-menu.tsx
"use client"

import * as React from "react"
import { Calendar, MoreHorizontal, Tags, Trash, User } from "lucide-react"

import { Button } from "@/components/ui/button"
import {
  Command,
  CommandEmpty,
  CommandGroup,
  CommandInput,
  CommandItem,
  CommandList,
} from "@/components/ui/command"
import {
  DropdownMenu,
  DropdownMenuContent,
  DropdownMenuGroup,
  DropdownMenuItem,
  DropdownMenuLabel,
  DropdownMenuSeparator,
  DropdownMenuShortcut,
  DropdownMenuSub,
  DropdownMenuSubContent,
  DropdownMenuSubTrigger,
  DropdownMenuTrigger,
} from "@/components/ui/dropdown-menu"

const labels = [
  "feature",
  "bug",
  "enhancement",
  "documentation",
  "design",
  "question",
  "maintenance",
]

export default function ComboboxDropdownMenu() {
  const [label, setLabel] = React.useState("feature")
  const [open, setOpen] = React.useState(false)

  return (
    <div className="flex w-full flex-col items-start justify-between rounded-md border px-4 py-3 sm:flex-row sm:items-center">
      <p className="text-sm font-medium leading-none">
        <span className="mr-2 rounded-lg bg-primary px-2 py-1 text-xs text-primary-foreground">
          {label}
        </span>
        <span className="text-muted-foreground">Create a new project</span>
      </p>
      <DropdownMenu open={open} onOpenChange={setOpen}>
        <DropdownMenuTrigger asChild>
          <Button variant="ghost" size="sm">
            <MoreHorizontal />
          </Button>
        </DropdownMenuTrigger>
        <DropdownMenuContent align="end" className="w-[200px]">
          <DropdownMenuLabel>Actions</DropdownMenuLabel>
          <DropdownMenuGroup>
            <DropdownMenuItem>
              <User className="mr-2 h-4 w-4" />
              Assign to...
            </DropdownMenuItem>
            <DropdownMenuItem>
              <Calendar className="mr-2 h-4 w-4" />
              Set due date...
            </DropdownMenuItem>
            <DropdownMenuSeparator />
            <DropdownMenuSub>
              <DropdownMenuSubTrigger>
                <Tags className="mr-2 h-4 w-4" />
                Apply label
              </DropdownMenuSubTrigger>
              <DropdownMenuSubContent className="p-0">
                <Command>
                  <CommandInput
                    placeholder="Filter label..."
                    autoFocus={true}
                  />
                  <CommandList>
                    <CommandEmpty>No label found.</CommandEmpty>
                    <CommandGroup>
                      {labels.map((label) => (
                        <CommandItem
                          key={label}
                          onSelect={(value) => {
                            setLabel(value)
                            setOpen(false)
                          }}
                        >
                          {label}
                        </CommandItem>
                      ))}
                    </CommandGroup>
                  </CommandList>
                </Command>
              </DropdownMenuSubContent>
            </DropdownMenuSub>
            <DropdownMenuSeparator />
            <DropdownMenuItem className="text-red-600">
              <Trash className="mr-2 h-4 w-4" />
              Delete
              <DropdownMenuShortcut>⌘⌫</DropdownMenuShortcut>
            </DropdownMenuItem>
          </DropdownMenuGroup>
        </DropdownMenuContent>
      </DropdownMenu>
    </div>
  )
}
```

```combobox-popover.tsx
"use client"

import * as React from "react"
import {
  ArrowUpCircle,
  CheckCircle2,
  Circle,
  HelpCircle,
  LucideIcon,
  XCircle,
} from "lucide-react"

import { cn } from "@/lib/utils"
import { Button } from "@/components/ui/button"
import {
  Command,
  CommandEmpty,
  CommandGroup,
  CommandInput,
  CommandItem,
  CommandList,
} from "@/components/ui/command"
import {
  Popover,
  PopoverContent,
  PopoverTrigger,
} from "@/components/ui/popover"

type Status = {
  value: string
  label: string
  icon: LucideIcon
}

const statuses: Status[] = [
  {
    value: "backlog",
    label: "Backlog",
    icon: HelpCircle,
  },
  {
    value: "todo",
    label: "Todo",
    icon: Circle,
  },
  {
    value: "in progress",
    label: "In Progress",
    icon: ArrowUpCircle,
  },
  {
    value: "done",
    label: "Done",
    icon: CheckCircle2,
  },
  {
    value: "canceled",
    label: "Canceled",
    icon: XCircle,
  },
]

export default function ComboboxPopover() {
  const [open, setOpen] = React.useState(false)
  const [selectedStatus, setSelectedStatus] = React.useState<Status | null>(
    null
  )

  return (
    <div className="flex items-center space-x-4">
      <p className="text-sm text-muted-foreground">Status</p>
      <Popover open={open} onOpenChange={setOpen}>
        <PopoverTrigger asChild>
          <Button
            variant="outline"
            size="sm"
            className="w-[150px] justify-start"
          >
            {selectedStatus ? (
              <>
                <selectedStatus.icon className="mr-2 h-4 w-4 shrink-0" />
                {selectedStatus.label}
              </>
            ) : (
              <>+ Set status</>
            )}
          </Button>
        </PopoverTrigger>
        <PopoverContent className="p-0" side="right" align="start">
          <Command>
            <CommandInput placeholder="Change status..." />
            <CommandList>
              <CommandEmpty>No results found.</CommandEmpty>
              <CommandGroup>
                {statuses.map((status) => (
                  <CommandItem
                    key={status.value}
                    onSelect={(value) => {
                      setSelectedStatus(
                        statuses.find((priority) => priority.value === value) ||
                          null
                      )
                      setOpen(false)
                    }}
                  >
                    <status.icon
                      className={cn(
                        "mr-2 h-4 w-4",
                        status.value === selectedStatus?.value
                          ? "opacity-100"
                          : "opacity-40"
                      )}
                    />
                    <span>{status.label}</span>
                  </CommandItem>
                ))}
              </CommandGroup>
            </CommandList>
          </Command>
        </PopoverContent>
      </Popover>
    </div>
  )
}
```
