import { FocusMonitor } from '@angular/cdk/a11y';
import { Platform } from '@angular/cdk/platform';
import { ElementRef } from '@angular/core';
/**
 * Base Focus directive to focus on a given element.
 */
export declare class MtnaBaseFocusDirective {
    private host;
    private focusMonitor;
    private platform;
    constructor(host: ElementRef, focusMonitor: FocusMonitor, platform: Platform);
    focusOnElement(): void;
}