Dropdown Menu
Menu suspenso versátil para ações contextuais, navegação e seleções. Construído com Radix UI para máxima acessibilidade.
Acessibilidade Completa
O DropdownMenu inclui navegação por teclado, foco automático, escape para fechar e suporte completo a screen readers seguindo as diretrizes ARIA.
Menu Básico
Dropdown Simples
Menu básico com itens de ação
Menu de Usuário
User Menu
Menu de usuário com avatar e perfil
Menu com Checkboxes
Checkbox Items
Menu com itens selecionáveis usando checkboxes
Radio Group
Menu com seleção única usando radio buttons
Submenu
Menu com Submenu
Menu aninhado com submenus
Implementação
components/ui/dropdown-menu.tsxtsx
"use client"
import * as React from "react"
import * as DropdownMenuPrimitive from "@radix-ui/react-dropdown-menu"
import { Check, ChevronRight, Circle } from 'lucide-react'
import { cn } from "@/lib/utils"
const DropdownMenu = DropdownMenuPrimitive.Root
const DropdownMenuTrigger = DropdownMenuPrimitive.Trigger
const DropdownMenuGroup = DropdownMenuPrimitive.Group
const DropdownMenuPortal = DropdownMenuPrimitive.Portal
const DropdownMenuSub = DropdownMenuPrimitive.Sub
const DropdownMenuRadioGroup = DropdownMenuPrimitive.RadioGroup
const DropdownMenuSubTrigger = React.forwardRef<
React.ElementRef<typeof DropdownMenuPrimitive.SubTrigger>,
React.ComponentPropsWithoutRef<typeof DropdownMenuPrimitive.SubTrigger> & {
inset?: boolean
}
>(({ className, inset, children, ...props }, ref) => (
<DropdownMenuPrimitive.SubTrigger
ref={ref}
className={cn(
"flex cursor-default select-none items-center rounded-sm px-2 py-1.5 text-sm outline-none focus:bg-accent data-[state=open]:bg-accent",
inset && "pl-8",
className
)}
{...props}
>
{children}
<ChevronRight className="ml-auto h-4 w-4" />
</DropdownMenuPrimitive.SubTrigger>
))
DropdownMenuSubTrigger.displayName = DropdownMenuPrimitive.SubTrigger.displayName
const DropdownMenuSubContent = React.forwardRef<
React.ElementRef<typeof DropdownMenuPrimitive.SubContent>,
React.ComponentPropsWithoutRef<typeof DropdownMenuPrimitive.SubContent>
>(({ className, ...props }, ref) => (
<DropdownMenuPrimitive.SubContent
ref={ref}
className={cn(
"z-50 min-w-[8rem] overflow-hidden rounded-md border bg-popover p-1 text-popover-foreground shadow-lg data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 data-[state=closed]:zoom-out-95 data-[state=open]:zoom-in-95 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",
className
)}
{...props}
/>
))
DropdownMenuSubContent.displayName = DropdownMenuPrimitive.SubContent.displayName
const DropdownMenuContent = React.forwardRef<
React.ElementRef<typeof DropdownMenuPrimitive.Content>,
React.ComponentPropsWithoutRef<typeof DropdownMenuPrimitive.Content>
>(({ className, sideOffset = 4, ...props }, ref) => (
<DropdownMenuPrimitive.Portal>
<DropdownMenuPrimitive.Content
ref={ref}
sideOffset={sideOffset}
className={cn(
"z-50 min-w-[8rem] overflow-hidden rounded-md border bg-popover p-1 text-popover-foreground shadow-md data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 data-[state=closed]:zoom-out-95 data-[state=open]:zoom-in-95 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",
className
)}
{...props}
/>
</DropdownMenuPrimitive.Portal>
))
DropdownMenuContent.displayName = DropdownMenuPrimitive.Content.displayName
const DropdownMenuItem = React.forwardRef<
React.ElementRef<typeof DropdownMenuPrimitive.Item>,
React.ComponentPropsWithoutRef<typeof DropdownMenuPrimitive.Item> & {
inset?: boolean
}
>(({ className, inset, ...props }, ref) => (
<DropdownMenuPrimitive.Item
ref={ref}
className={cn(
"relative flex cursor-default select-none items-center rounded-sm px-2 py-1.5 text-sm outline-none transition-colors focus:bg-accent focus:text-accent-foreground data-[disabled]:pointer-events-none data-[disabled]:opacity-50",
inset && "pl-8",
className
)}
{...props}
/>
))
DropdownMenuItem.displayName = DropdownMenuPrimitive.Item.displayName
const DropdownMenuCheckboxItem = React.forwardRef<
React.ElementRef<typeof DropdownMenuPrimitive.CheckboxItem>,
React.ComponentPropsWithoutRef<typeof DropdownMenuPrimitive.CheckboxItem>
>(({ className, children, checked, ...props }, ref) => (
<DropdownMenuPrimitive.CheckboxItem
ref={ref}
className={cn(
"relative flex cursor-default select-none items-center rounded-sm py-1.5 pl-8 pr-2 text-sm outline-none transition-colors focus:bg-accent focus:text-accent-foreground data-[disabled]:pointer-events-none data-[disabled]:opacity-50",
className
)}
checked={checked}
{...props}
>
<span className="absolute left-2 flex h-3.5 w-3.5 items-center justify-center">
<DropdownMenuPrimitive.ItemIndicator>
<Check className="h-4 w-4" />
</DropdownMenuPrimitive.ItemIndicator>
</span>
{children}
</DropdownMenuPrimitive.CheckboxItem>
))
DropdownMenuCheckboxItem.displayName = DropdownMenuPrimitive.CheckboxItem.displayName
const DropdownMenuRadioItem = React.forwardRef<
React.ElementRef<typeof DropdownMenuPrimitive.RadioItem>,
React.ComponentPropsWithoutRef<typeof DropdownMenuPrimitive.RadioItem>
>(({ className, children, ...props }, ref) => (
<DropdownMenuPrimitive.RadioItem
ref={ref}
className={cn(
"relative flex cursor-default select-none items-center rounded-sm py-1.5 pl-8 pr-2 text-sm outline-none transition-colors focus:bg-accent focus:text-accent-foreground data-[disabled]:pointer-events-none data-[disabled]:opacity-50",
className
)}
{...props}
>
<span className="absolute left-2 flex h-3.5 w-3.5 items-center justify-center">
<DropdownMenuPrimitive.ItemIndicator>
<Circle className="h-2 w-2 fill-current" />
</DropdownMenuPrimitive.ItemIndicator>
</span>
{children}
</DropdownMenuPrimitive.RadioItem>
))
DropdownMenuRadioItem.displayName = DropdownMenuPrimitive.RadioItem.displayName
const DropdownMenuLabel = React.forwardRef<
React.ElementRef<typeof DropdownMenuPrimitive.Label>,
React.ComponentPropsWithoutRef<typeof DropdownMenuPrimitive.Label> & {
inset?: boolean
}
>(({ className, inset, ...props }, ref) => (
<DropdownMenuPrimitive.Label
ref={ref}
className={cn(
"px-2 py-1.5 text-sm font-semibold",
inset && "pl-8",
className
)}
{...props}
/>
))
DropdownMenuLabel.displayName = DropdownMenuPrimitive.Label.displayName
const DropdownMenuSeparator = React.forwardRef<
React.ElementRef<typeof DropdownMenuPrimitive.Separator>,
React.ComponentPropsWithoutRef<typeof DropdownMenuPrimitive.Separator>
>(({ className, ...props }, ref) => (
<DropdownMenuPrimitive.Separator
ref={ref}
className={cn("-mx-1 my-1 h-px bg-muted", className)}
{...props}
/>
))
DropdownMenuSeparator.displayName = DropdownMenuPrimitive.Separator.displayName
export {
DropdownMenu,
DropdownMenuTrigger,
DropdownMenuContent,
DropdownMenuItem,
DropdownMenuCheckboxItem,
DropdownMenuRadioItem,
DropdownMenuLabel,
DropdownMenuSeparator,
DropdownMenuGroup,
DropdownMenuPortal,
DropdownMenuSub,
DropdownMenuSubContent,
DropdownMenuSubTrigger,
DropdownMenuRadioGroup,
}
Dica
Use
align="end"
no DropdownMenuContent para alinhar o menu à direita do trigger. Para menus largos, defina uma largura fixa com className="w-56"
.Boas Práticas
✅ Faça
- • Use ícones consistentes para melhor reconhecimento
- • Agrupe itens relacionados com separadores
- • Use cores diferentes para ações destrutivas (vermelho)
- • Implemente atalhos de teclado quando apropriado
- • Mantenha labels claros e concisos
❌ Evite
- • Menus muito longos sem agrupamento
- • Submenus muito profundos (máximo 2 níveis)
- • Ações destrutivas sem confirmação
- • Misturar diferentes tipos de interação no mesmo menu
- • Esquecer de indicar estado atual em radio/checkbox items