import { ElementRef, OnDestroy, AfterViewInit } from '@angular/core';
import { FormControl } from '@angular/forms';
import { Subscription } from 'rxjs/Subscription';
export declare class DynamicTextAreaDirective implements OnDestroy, AfterViewInit {
    private el;
    _keyUpSubscriber: Subscription;
    constructor(el: ElementRef);
    ngOnDestroy(): void;
    ngAfterViewInit(): void;
}
export declare class InputContainer {
    _ctrl: FormControl;
    _required: boolean;
    control: FormControl;
    addonIcon: string;
    label: string;
    description: string;
    disabled: boolean;
    readonly required: boolean;
    readonly invalid: boolean;
}