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leptos-shadcn-ui/docs/components/api/dropdown-menu.md
Ubuntu 18c4ddcd05 drover: task-1767764907653950146
Task: Improve API documentation
2026-01-10 05:38:15 +00:00

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# Dropdown Menu Component API
A context menu triggered by a button or other element.
---
## Installation
```toml
# Cargo.toml
[dependencies]
shadcn-ui-leptos-dropdown-menu = "0.7"
```
```rust
use shadcn_ui_leptos_dropdown_menu::DropdownMenu;
```
---
## Import
```rust
use shadcn_ui_leptos_dropdown_menu::{
DropdownMenu,
DropdownMenuTrigger,
DropdownMenuContent,
DropdownMenuItem,
DropdownMenuLabel,
DropdownMenuSeparator,
DropdownMenuShortcut
};
```
---
## Component API
### DropdownMenu
Root component managing menu state.
| Prop | Type | Default | Description |
|------|------|---------|-------------|
| `open` | `Signal<bool>` | **Required** | Open state |
| `on_open_change` | `Option<Callback<bool>>` | `None` | Change handler |
### DropdownMenuItem
Individual menu item.
| Prop | Type | Default | Description |
|------|------|---------|-------------|
| `disabled` | `Signal<bool>` | `false` | Disable item |
| `on_click` | `Option<Callback<()>>` | `None` | Click handler |
---
## Usage Examples
### Basic Dropdown Menu
```rust
use leptos::prelude::*;
use shadcn_ui_leptos_dropdown_menu::*;
#[component]
pub fn MyComponent() -> impl IntoView {
let (open, set_open) = signal(false);
view! {
<DropdownMenu
open=open.into()
on_open_change=Some(Callback::new(move |v| set_open.set(v)))
>
<DropdownMenuTrigger>
<button>"Open menu"</button>
</DropdownMenuTrigger>
<DropdownMenuContent>
<DropdownMenuItem on_click=Some(Callback::new(move |_| println!("Profile")))>
"Profile"
</DropdownMenuItem>
<DropdownMenuItem on_click=Some(Callback::new(move |_| println!("Settings")))>
"Settings"
</DropdownMenuItem>
<DropdownMenuSeparator />
<DropdownMenuItem>"Logout"</DropdownMenuItem>
</DropdownMenuContent>
</DropdownMenu>
}
}
```
---
## CSS Classes
```css
.dropdown-menu-content {
z-50 min-w-[8rem] overflow-hidden rounded-md
border bg-popover p-1 text-popover-foreground
shadow-md animate-in fade-in-0
}
.dropdown-menu-item {
relative flex cursor-pointer select-none items-center
rounded-sm px-2 py-1.5 text-sm outline-none
transition-colors hover:bg-accent hover:text-accent-foreground
}
```
---
## Accessibility
### Keyboard Navigation
| Key | Action |
|-----|--------|
| **Arrow Down** | Next item |
| **Arrow Up** | Previous item |
| **Enter** | Select item |
| **Escape** | Close menu |
---
## TypeScript API
```typescript
interface DropdownMenuProps {
open: boolean;
onOpenChange?: (open: boolean) => void;
children?: React.ReactNode;
}
export const DropdownMenu: React.FC<DropdownMenuProps>;
export const DropdownMenuTrigger: React.FC<ComponentProps>;
export const DropdownMenuContent: React.FC<ComponentProps>;
export const DropdownMenuItem: React.FC<ComponentProps>;
```
---
*Source: [packages/leptos/dropdown-menu/src/default.rs](https://github.com/yourusername/leptos-shadcn-ui/blob/main/packages/leptos/dropdown-menu/src/default.rs)*