import { ElementRef, OnChanges, SimpleChanges } from '@angular/core';
import { AbstractControl } from '@angular/forms';
import { PoInputGeneric } from '../po-input-generic/po-input-generic';
/**
 * @docsExtends PoInputBaseComponent
 *
 * @example
 *
 * <example name="po-input-basic" title="PO Input Basic">
 *  <file name="sample-po-input-basic/sample-po-input-basic.component.html"> </file>
 *  <file name="sample-po-input-basic/sample-po-input-basic.component.ts"> </file>
 * </example>
 *
 * <example name="po-input-labs" title="PO Input Labs">
 *  <file name="sample-po-input-labs/sample-po-input-labs.component.html"> </file>
 *  <file name="sample-po-input-labs/sample-po-input-labs.component.ts"> </file>
 * </example>
 *
 * <example name="po-input-reactive-form" title="PO Input - Reactive Form">
 *  <file name="sample-po-input-reactive-form/sample-po-input-reactive-form.component.html"> </file>
 *  <file name="sample-po-input-reactive-form/sample-po-input-reactive-form.component.ts"> </file>
 * </example>
 */
export declare class PoInputComponent extends PoInputGeneric implements OnChanges {
    inp: ElementRef;
    id: string;
    constructor();
    ngOnChanges(changes: SimpleChanges): void;
    extraValidation(c: AbstractControl): {
        [key: string]: any;
    };
}