import { DocumentJSON } from "@uimix/node-data";
export declare class FileController {
    constructor(options: {
        projectPath: string;
    });
    readonly cwd: string;
    private readonly filePaths;
    private lastSavedProject;
    private emitChange;
    save(project: DocumentJSON): void;
    load(): DocumentJSON;
    onChange(cb: (projectJSON: DocumentJSON) => void): () => void;
}