import { EventEmitter } from '@angular/core';
import { IcsToast } from './types/ics-toast';
export declare class IcsToastService {
    toast$: EventEmitter<IcsToast>;
    constructor();
    success(message: string, keepAfterRouteChange?: boolean): void;
    error(message: string, keepAfterRouteChange?: boolean): void;
    loading(message: string, keepAfterRouteChange?: boolean): void;
    clear(): void;
    private next(toast);
}