cortexcn

Select

Displays a list of options for the user to pick from, triggered by a button.

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import {  Select,  SelectContent,  SelectGroup,  SelectItem,  SelectLabel,  SelectTrigger,  SelectValue,} from "@/components/ui/select";export default function SelectDemo() {  return (    <Select>      <SelectTrigger className="w-[180px]">        <SelectValue placeholder="Select a fruit" />      </SelectTrigger>      <SelectContent>        <SelectGroup>          <SelectLabel>Fruits</SelectLabel>          <SelectItem value="apple">Apple</SelectItem>          <SelectItem value="banana">Banana</SelectItem>          <SelectItem value="blueberry">Blueberry</SelectItem>          <SelectItem value="grapes">Grapes</SelectItem>          <SelectItem value="pineapple">Pineapple</SelectItem>        </SelectGroup>      </SelectContent>    </Select>  );}

Installation

npx shadcn@latest add @cortexcn/select
Install the following dependencies:
npm install radix-ui
Copy and paste the following code into your project.
components/ui/select.tsx
"use client";import * as React from "react";import { CheckIcon, ChevronDownIcon, ChevronUpIcon } from "lucide-react";import { Select as SelectPrimitive } from "radix-ui";import { cn } from "@/lib/utils";function Select({  ...props}: React.ComponentProps<typeof SelectPrimitive.Root>) {  return <SelectPrimitive.Root data-slot="select" {...props} />;}function SelectGroup({  ...props}: React.ComponentProps<typeof SelectPrimitive.Group>) {  return <SelectPrimitive.Group data-slot="select-group" {...props} />;}function SelectValue({  ...props}: React.ComponentProps<typeof SelectPrimitive.Value>) {  return <SelectPrimitive.Value data-slot="select-value" {...props} />;}function SelectTrigger({  className,  size = "default",  children,  ...props}: React.ComponentProps<typeof SelectPrimitive.Trigger> & {  size?: "sm" | "default";}) {  return (    <SelectPrimitive.Trigger      data-slot="select-trigger"      data-size={size}      className={cn(        "flex w-fit items-center justify-between gap-2 rounded-md border border-input bg-transparent px-3 py-2 text-sm whitespace-nowrap shadow-xs transition-[color,box-shadow] outline-none focus-visible:border-ring focus-visible:ring-[3px] focus-visible:ring-ring/50 disabled:cursor-not-allowed disabled:opacity-50 aria-invalid:border-destructive aria-invalid:ring-destructive/20 data-[placeholder]:text-muted-foreground data-[size=default]:h-9 data-[size=sm]:h-8 *:data-[slot=select-value]:line-clamp-1 *:data-[slot=select-value]:flex *:data-[slot=select-value]:items-center *:data-[slot=select-value]:gap-2 dark:bg-input/30 dark:hover:bg-input/50 dark:aria-invalid:ring-destructive/40 [&_svg]:pointer-events-none [&_svg]:shrink-0 [&_svg:not([class*='size-'])]:size-4 [&_svg:not([class*='text-'])]:text-muted-foreground",        className,      )}      {...props}    >      {children}      <SelectPrimitive.Icon asChild>        <ChevronDownIcon className="size-4 opacity-50" />      </SelectPrimitive.Icon>    </SelectPrimitive.Trigger>  );}function SelectContent({  className,  children,  position = "item-aligned",  align = "center",  ...props}: React.ComponentProps<typeof SelectPrimitive.Content>) {  return (    <SelectPrimitive.Portal>      <SelectPrimitive.Content        data-slot="select-content"        className={cn(          "relative z-50 max-h-(--radix-select-content-available-height) min-w-[8rem] origin-(--radix-select-content-transform-origin) overflow-x-hidden overflow-y-auto rounded-md border bg-popover text-popover-foreground shadow-md data-[side=bottom]:slide-in-from-top-2 data-[side=left]:slide-in-from-right-2 data-[side=right]:slide-in-from-left-2 data-[side=top]:slide-in-from-bottom-2 data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=closed]:zoom-out-95 data-[state=open]:animate-in data-[state=open]:fade-in-0 data-[state=open]:zoom-in-95",          position === "popper" &&            "data-[side=bottom]:translate-y-1 data-[side=left]:-translate-x-1 data-[side=right]:translate-x-1 data-[side=top]:-translate-y-1",          className,        )}        position={position}        align={align}        {...props}      >        <SelectScrollUpButton />        <SelectPrimitive.Viewport          className={cn(            "p-1",            position === "popper" &&              "h-[var(--radix-select-trigger-height)] w-full min-w-[var(--radix-select-trigger-width)] scroll-my-1",          )}        >          {children}        </SelectPrimitive.Viewport>        <SelectScrollDownButton />      </SelectPrimitive.Content>    </SelectPrimitive.Portal>  );}function SelectLabel({  className,  ...props}: React.ComponentProps<typeof SelectPrimitive.Label>) {  return (    <SelectPrimitive.Label      data-slot="select-label"      className={cn("px-2 py-1.5 text-xs text-muted-foreground", className)}      {...props}    />  );}function SelectItem({  className,  children,  ...props}: React.ComponentProps<typeof SelectPrimitive.Item>) {  return (    <SelectPrimitive.Item      data-slot="select-item"      className={cn(        "relative flex w-full cursor-default items-center gap-2 rounded-sm py-1.5 pr-8 pl-2 text-sm outline-hidden select-none focus:bg-accent focus:text-accent-foreground data-[disabled]:pointer-events-none data-[disabled]:opacity-50 [&_svg]:pointer-events-none [&_svg]:shrink-0 [&_svg:not([class*='size-'])]:size-4 [&_svg:not([class*='text-'])]:text-muted-foreground *:[span]:last:flex *:[span]:last:items-center *:[span]:last:gap-2",        className,      )}      {...props}    >      <span        data-slot="select-item-indicator"        className="absolute right-2 flex size-3.5 items-center justify-center"      >        <SelectPrimitive.ItemIndicator>          <CheckIcon className="size-4" />        </SelectPrimitive.ItemIndicator>      </span>      <SelectPrimitive.ItemText>{children}</SelectPrimitive.ItemText>    </SelectPrimitive.Item>  );}function SelectSeparator({  className,  ...props}: React.ComponentProps<typeof SelectPrimitive.Separator>) {  return (    <SelectPrimitive.Separator      data-slot="select-separator"      className={cn("pointer-events-none -mx-1 my-1 h-px bg-border", className)}      {...props}    />  );}function SelectScrollUpButton({  className,  ...props}: React.ComponentProps<typeof SelectPrimitive.ScrollUpButton>) {  return (    <SelectPrimitive.ScrollUpButton      data-slot="select-scroll-up-button"      className={cn(        "flex cursor-default items-center justify-center py-1",        className,      )}      {...props}    >      <ChevronUpIcon className="size-4" />    </SelectPrimitive.ScrollUpButton>  );}function SelectScrollDownButton({  className,  ...props}: React.ComponentProps<typeof SelectPrimitive.ScrollDownButton>) {  return (    <SelectPrimitive.ScrollDownButton      data-slot="select-scroll-down-button"      className={cn(        "flex cursor-default items-center justify-center py-1",        className,      )}      {...props}    >      <ChevronDownIcon className="size-4" />    </SelectPrimitive.ScrollDownButton>  );}export {  Select,  SelectContent,  SelectGroup,  SelectItem,  SelectLabel,  SelectScrollDownButton,  SelectScrollUpButton,  SelectSeparator,  SelectTrigger,  SelectValue,};

Usage

import {
  Select,
  SelectContent,
  SelectItem,
  SelectTrigger,
  SelectValue,
} from "@/components/ui/select";
<Select>
  <SelectTrigger>
    <SelectValue placeholder="Theme" />
  </SelectTrigger>
  <SelectContent>
    <SelectItem value="light">Light</SelectItem>
    <SelectItem value="dark">Dark</SelectItem>
  </SelectContent>
</Select>

Examples

Grouped

Group options with SelectGroup, SelectLabel, and SelectSeparator.

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import {  Select,  SelectContent,  SelectGroup,  SelectItem,  SelectLabel,  SelectSeparator,  SelectTrigger,  SelectValue,} from "@/components/ui/select";export default function SelectScrollable() {  return (    <Select>      <SelectTrigger className="w-[200px]">        <SelectValue placeholder="Select a timezone" />      </SelectTrigger>      <SelectContent>        <SelectGroup>          <SelectLabel>North America</SelectLabel>          <SelectItem value="est">Eastern (EST)</SelectItem>          <SelectItem value="cst">Central (CST)</SelectItem>          <SelectItem value="pst">Pacific (PST)</SelectItem>        </SelectGroup>        <SelectSeparator />        <SelectGroup>          <SelectLabel>Europe</SelectLabel>          <SelectItem value="gmt">Greenwich (GMT)</SelectItem>          <SelectItem value="cet">Central European (CET)</SelectItem>        </SelectGroup>      </SelectContent>    </Select>  );}

Disabled

Add the disabled prop to disable the select.

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import {  Select,  SelectContent,  SelectItem,  SelectTrigger,  SelectValue,} from "@/components/ui/select";export default function SelectDisabled() {  return (    <Select disabled>      <SelectTrigger className="w-[180px]">        <SelectValue placeholder="Disabled" />      </SelectTrigger>      <SelectContent>        <SelectItem value="apple">Apple</SelectItem>        <SelectItem value="banana">Banana</SelectItem>      </SelectContent>    </Select>  );}

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