leptos-shadcn-ui/docs/components/api/collapsible.md

Collapsible Component API

A component that can show/hide content with animation.

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Installation

# Cargo.toml
[dependencies]
shadcn-ui-leptos-collapsible = "0.7"

use shadcn_ui_leptos_collapsible::Collapsible;

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Import

use shadcn_ui_leptos_collapsible::{
    Collapsible,
    CollapsibleTrigger,
    CollapsibleContent
};

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Component API

Collapsible

Root component managing collapsible state.

Prop	Type	Default	Description
open	Signal<bool>	Required	Open state
on_open_change	Option<Callback<bool>>	None	Change handler
disabled	Signal<bool>	false	Disable collapsible

CollapsibleTrigger

Element that toggles the collapsible.

Prop	Type	Default	Description
class	MaybeProp<String>	None	Additional CSS classes

CollapsibleContent

Collapsible content container.

Prop	Type	Default	Description
class	MaybeProp<String>	None	Additional CSS classes

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Usage Examples

Basic Collapsible

use leptos::prelude::*;
use shadcn_ui_leptos_collapsible::*;

#[component]
pub fn MyComponent() -> impl IntoView {
    let (open, set_open) = signal(false);

    view! {
        <Collapsible
            open=open.into()
            on_open_change=Some(Callback::new(move |v| set_open.set(v)))
        >
            <CollapsibleTrigger>
                <button>"Toggle"</button>
            </CollapsibleTrigger>
            <CollapsibleContent>
                <div class="p-4">
                    "Hidden content that can be shown/hidden"
                </div>
            </CollapsibleContent>
        </Collapsible>
    }
}

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CSS Classes

.collapsible-content {
    overflow-hidden transition-all
}

.collapsible-content[data-state=open] {
    animate-collapsible-down
}

.collapsible-content[data-state=closed] {
    animate-collapsible-up
}

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Accessibility

Keyboard Navigation

Key	Action
Enter/Space	Toggle collapsible

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TypeScript API

interface CollapsibleProps {
  open: boolean;
  onOpenChange?: (open: boolean) => void;
  disabled?: boolean;
  children?: React.ReactNode;
}

export const Collapsible: React.FC<CollapsibleProps>;
export const CollapsibleTrigger: React.FC<ComponentProps>;
export const CollapsibleContent: React.FC<ComponentProps>;

---

Source: packages/leptos/collapsible/src/default.rs