import { ReactiveController, ReactiveElement } from 'lit';
export type StatePressed = ReactiveElement & {
    pressed: boolean;
    readonly?: boolean;
    _internals?: ElementInternals;
};
export declare function statePressed<T extends StatePressed>(): ClassDecorator;
/**
 * Responsible for managing the aria-pressed attribute and the --pressed CSS state
 */
export declare class StatePressedController<T extends StatePressed> implements ReactiveController {
    private host;
    constructor(host: T);
    hostConnected(): void;
    hostUpdated(): void;
}