import { PropertyValueMap } from "lit";
import SgdsElement from "../../base/sgds-element";
import SgdsCloseButton from "../CloseButton/sgds-close-button";
/**
 * @summary Drawers slide in from a container to expose additional options and information.
 *
 * @slot default - The drawer's main content
 * @slot title - The title of the drawer
 * @slot description - The description of the drawer
 * @slot footer - The footer of the drawer
 *
 * @event sgds-show - Emitted when the drawer opens.
 * @event sgds-after-show - Emitted after the drawer opens and all animations are complete.
 * @event sgds-hide - Emitted when the drawer closes.
 * @event sgds-after-hide - Emitted after the drawer closes and all animations are complete.
 * @event sgds-initial-focus - Emitted when the drawer opens and is ready to receive focus. Calling
 *   `event.preventDefault()` will prevent focusing and allow you to set it on a different element, such as an input.
 * @event {{ source: 'close-button' | 'keyboard' | 'overlay' }} sgds-request-close - Emitted when the user attempts to
 *   close the drawer by clicking the close button, clicking the overlay, or pressing escape. Calling
 *   `event.preventDefault()` will keep the drawer open. Avoid using this unless closing the drawer will result in
 *   destructive behavior such as data loss.
 *
 */
export declare class SgdsDrawer extends SgdsElement {
    static styles: import("lit").CSSResult[];
    /**@internal */
    static dependencies: {
        "sgds-close-button": typeof SgdsCloseButton;
    };
    /** @internal */
    private originalTrigger;
    /** @internal */
    drawer: HTMLElement;
    /** @internal */
    panel: HTMLElement;
    /** @internal */
    overlay: HTMLElement;
    /**
     * Indicates whether or not the drawer is open. You can toggle this attribute to show and hide the drawer, or you can
     * use the `show()` and `hide()` methods and this attribute will reflect the drawer's open state.
     */
    open: boolean;
    /**
     * Defines the size of the drawer panel.
     * For drawers placed on the left or right (`start`/`end`), this controls the drawer's width.
     * For drawers placed on the top or bottom, this controls the drawer's height.
     * Accepts `small`, `medium`, or `large`. Defaults to `small`.
     */
    size: "sm" | "md" | "lg";
    /** The direction from which the drawer will open. */
    placement: "top" | "end" | "bottom" | "start";
    /**
     * The accessible label for the drawer dialog. This is required for assistive technology.
     */
    ariaLabel: string;
    /**
     * By default, the drawer slides out of its containing block (usually the viewport). To make the drawer slide out of
     * its parent element, set this attribute and add `position: relative` to the parent.
     */
    contained: boolean;
    firstUpdated(changedProperties: PropertyValueMap<this>): void;
    disconnectedCallback(): void;
    private uppercaseFirstLetter;
    private requestClose;
    private addOpenListeners;
    private removeOpenListeners;
    private handleDocumentKeyDown;
    handleOpenChange(): Promise<void>;
    handleNoModalChange(): void;
    /** Shows the drawer. */
    show(): Promise<void>;
    /** Hides the drawer */
    hide(): Promise<void>;
    render(): import("lit").TemplateResult<1>;
}
export default SgdsDrawer;