import { Placement } from '@floating-ui/dom';
import { LitElement } from 'lit';
import { OverlayContainer } from '../../shared/overlay/portal';
export declare class WebUiPopover extends LitElement {
    static styles: import('lit').CSSResult[];
    open: boolean;
    disabled: boolean;
    get placement(): Placement;
    set placement(v: string);
    private _placement;
    get offset(): number;
    set offset(v: number);
    private _offset;
    get trigger(): 'click' | 'hover' | 'manual';
    set trigger(v: string);
    private _trigger;
    portal: boolean;
    overlayContainer?: OverlayContainer;
    private _showTimer?;
    private _hideTimer?;
    private readonly _userOpenChange;
    private _shouldOpenInstantly;
    private _panelId;
    private readonly _panel;
    get isOpen(): boolean;
    connectedCallback(): void;
    disconnectedCallback(): void;
    firstUpdated(): void;
    protected updated(changed: Map<string, unknown>): void;
    show(): void;
    close(): void;
    toggle(): void;
    private _isInsideShadowRoot;
    private _syncTriggerListeners;
    private _openOverlay;
    private _createPortal;
    private _closeOverlay;
    private _reconfigureOverlay;
    private _dispatchChange;
    private _focusPanel;
    private _returnFocus;
    private _queryTrigger;
    private _onTriggerClick;
    private _onClickOutside;
    private _onFocusOut;
    private _onKeydown;
    private _onPointerEnter;
    private _onPointerLeave;
    private _onPanelPointerEnter;
    private _onPanelPointerLeave;
    render(): import('lit').TemplateResult<1>;
    readonly $events: {
        'open-change': CustomEvent<{
            open: boolean;
        }>;
    };
}
declare global {
    interface HTMLElementTagNameMap {
        'web-ui-popover': WebUiPopover;
    }
}