import { Placement } from '@floating-ui/dom';
import { LitElement } from 'lit';
export type { Placement };
export declare class WebUiDropdown extends LitElement {
    static styles: import('lit').CSSResult;
    open: boolean;
    disabled: boolean;
    matchWidth: boolean;
    noScrollLock: boolean;
    private _placement;
    get placement(): Placement;
    set placement(v: string);
    private _offset;
    get offset(): number;
    set offset(v: number);
    private _activePath;
    private readonly _overlays;
    private readonly _closingSubmenuOverlays;
    private _openTimer?;
    private _ignoreOutsideClick;
    private _ignoreOutsideClickTimer?;
    private _hoverCleanupFns;
    private readonly _scrollLock;
    private readonly _userOpenChange;
    private _restoreFocusTarget?;
    private _shouldOpenInstantly;
    get isOpen(): boolean;
    connectedCallback(): void;
    disconnectedCallback(): void;
    protected updated(changed: Map<string, unknown>): void;
    openMenu(): void;
    private _openMenu;
    closeAll(): void;
    private _closeAll;
    private _closeAllSubmenus;
    private _cleanupClosedMenu;
    private _closeRootAfterPresence;
    private _hideAllSubmenuChildren;
    private _toggleSubmenu;
    private _closeSubmenuFrom;
    private _syncActiveAttrs;
    private _getLevelItems;
    private _populateLevel0;
    private _returnLevel0Items;
    private _populateOverlay;
    private _depopulateOverlay;
    private _ensureOverlay;
    private _buildOverlay;
    private _disposeOverlay;
    private _disposeAll;
    private _closeSubmenuAfterPresence;
    private _disposeClosingSubmenuOverlays;
    private _restoreSubmenuItems;
    private _syncScrollLock;
    private _queryTriggerAnchor;
    private _getSubmenuTriggerAnchor;
    private _onTriggerClick;
    private _onClickOutside;
    private _onMenuClick;
    private _onKeydown;
    private _getEnabledLevelItems;
    private _getFocusedItem;
    private _getFocusedLevel;
    private _focusMenuItem;
    private _isInsideShadowRoot;
    private _ignoreCurrentOutsideClick;
    private _bindLevelHovers;
    private _bindHoversAfterUpdate;
    render(): import('lit').TemplateResult<1>;
    readonly $events: {
        'open-change': CustomEvent<{
            open: boolean;
        }>;
    };
}
declare global {
    interface HTMLElementTagNameMap {
        'web-ui-dropdown': WebUiDropdown;
    }
}