import { OnInit } from '@angular/core';
import { ControlValueAccessor } from '@angular/forms';
import { GnFormItemComponent } from '../form/form-item/form-item.component';
export declare class GnHiddenComponent implements ControlValueAccessor, OnInit {
    private formItem;
    private innerValue;
    constructor(formItem: GnFormItemComponent);
    set value(v: string);
    get value(): string;
    ngOnInit(): void;
    valueChange: (value: string) => void;
    registerOnChange(fn: any): void;
    registerOnTouched(fn: any): void;
    writeValue(obj: any): void;
}