import { EventEmitter, ElementRef, OnInit, AfterViewInit } from '@angular/core';
import { AlertOptions } from './types';
export declare class AlertInputDirective implements OnInit, AfterViewInit {
    private elementRef;
    constructor(elementRef: ElementRef<HTMLInputElement>);
    readonly input: HTMLInputElement;
    alert: AlertOptions;
    inputValue: string;
    valueChange: EventEmitter<any>;
    ngOnInit(): void;
    ngAfterViewInit(): void;
    readonly control: string | null;
    readonly placeholder: string;
    inputValueChange(value: string): void;
}