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