import * as lit_html from 'lit-html';
import * as lit from 'lit';
import { LitElement } from 'lit';

/**
 * @since 1.0.0
 * @status stable
 *
 * @tagname kemet-accordion-panel
 * @summary A blade for an accordion.
 *
 * @prop {boolean} opened - Determines the opened state of the panel
 * @prop {string} maxHeight - Sets the max height of the panel's body
 * @prop {string} slug - Uniquely identifies a panel for accessibility purposes
 *
 * @slot trigger - The trigger button that opens and closes the panel.
 * @slot body - The body content of the panel.
 * @slot icon - The icon for the panel.
 *
 * @csspart trigger - Contains the trigger for the panel.
 * @csspart body - Contains the body for the panel.
 *
 * @event kemet-opened - Fires when a panel is opened
 * @event kemet-closed - Fires when a panel is closed
 *
 */
declare class KemetAccordionPanel extends LitElement {
    static styles: lit.CSSResult[];
    opened: boolean | undefined;
    maxHeight: string;
    slug: string;
    index: number;
    /** @internal */
    focusableSelector: string;
    /** @internal */
    bodyElement: HTMLElement | null;
    /** @internal */
    bodyElementFirst: HTMLElement | null | undefined;
    /** @internal */
    bodyElementLast: HTMLElement | null | undefined;
    firstUpdated(): void;
    updated(prevProps: Map<string, never>): void;
    render(): lit_html.TemplateResult<1>;
    toggle(): void;
    focusableBodyElements(): void;
    a11y(): void;
    handleKeyDown(event: KeyboardEvent): void;
}
declare global {
    interface HTMLElementTagNameMap {
        'kemet-accordion-panel': KemetAccordionPanel;
    }
}

export { KemetAccordionPanel as default };