import { ExecuteActionOptions, MessageHeaders, Query, QueryBus, QueryHandler, Removable, Result, ResultHeaders } from "@tmorin/ceb-messaging-core";
import { IpcMain } from "electron";
import { IpcEmitterQueryBus, IpcObservableQueryBus } from "../common";
/**
 * The symbol used to register {@link IpcMainQueryBus}.
 */
export declare const IpcMainQueryBusSymbol: unique symbol;
export declare class IpcMainQueryBus implements QueryBus {
    private readonly ipcMain;
    private readonly bus;
    private readonly emitter;
    constructor(ipcMain: IpcMain, bus: QueryBus, emitter: IpcEmitterQueryBus);
    get observer(): IpcObservableQueryBus;
    execute<R extends Result = Result, Q extends Query = Query>(query: Q, options?: Partial<ExecuteActionOptions>): Promise<R>;
    handle<Q extends Query<any, MessageHeaders> = Query<any, MessageHeaders>, R extends Result<any, ResultHeaders> = Result<any, ResultHeaders>>(queryType: string, handler: QueryHandler<Q, R>): Removable;
    dispose(): Promise<void>;
}