import { Reka } from '../reka';
export type HistoryManagerStatus = {
    undoable: boolean;
    redoable: boolean;
};
export declare abstract class HistoryManager {
    readonly reka: Reka;
    status: HistoryManagerStatus;
    constructor(reka: Reka);
    abstract undo(): void;
    abstract redo(): void;
    setStatus(cb: (status: HistoryManagerStatus) => void): void;
    init?(): void;
    dispose?(): void;
}