import { ElementRef, OnChanges, OnDestroy } from '@angular/core';
import * as i0 from "@angular/core";
export declare class AutofocusDirective implements OnChanges, OnDestroy {
    private element;
    private document;
    isFocusActive: boolean;
    private activeElement;
    constructor(element: ElementRef, document: any);
    ngOnChanges(): void;
    ngOnDestroy(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<AutofocusDirective, [null, { optional: true; }]>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<AutofocusDirective, "[timepickerAutofocus]", never, { "isFocusActive": "timepickerAutofocus"; }, {}, never>;
}