import { ReactiveController, ReactiveControllerHost } from 'lit';
import { SbbOpenCloseBaseElement } from '../base-elements.ts';
export declare class SbbInertController implements ReactiveController {
    private _host;
    private _inertElements;
    private _inertOverlays;
    private _exemptedElements;
    constructor(_host: ReactiveControllerHost & SbbOpenCloseBaseElement, _inertElements?: Set<HTMLElement>, _inertOverlays?: Set<HTMLElement>, _exemptedElements?: Set<HTMLElement>);
    hostConnected(): void;
    hostDisconnected(): void;
    /** Applies inert state to every other element on the page except the overlay. */
    activate(): void;
    /** Removes inert state. */
    deactivate(): void;
    /** Whether the assigned host is currently inert */
    isInert(): boolean;
    /** Temporarily removes all inert attributes from a given element. */
    exempt(element: HTMLElement): void;
    /** Inerts an element currently exempted from inert. */
    restoreAllExempted(): void;
    private _currentOverlay;
    private _removeAllInertAttributes;
    private _removeInertAttributes;
    private _addAllInertAttributes;
    private _addInertAttributes;
}
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