import { AfterContentInit, NgZone, QueryList } from '@angular/core';
import { ControlValueAccessor } from '@angular/forms';
import { Subscription } from 'rxjs';
import { PgRadioButtonComponent } from './pg-radio-button.component';
import * as i0 from "@angular/core";
export declare class PgRadioGroupComponent implements AfterContentInit, ControlValueAccessor {
    private _ngZone;
    private _disabled;
    get disabled(): boolean;
    set disabled(value: boolean);
    _childButtons: QueryList<PgRadioButtonComponent>;
    subs: Subscription[];
    private _childClickSubscription;
    value: any;
    onChange: (_: any) => void;
    onTouch: (_: any) => void;
    constructor(_ngZone: NgZone);
    ngAfterContentInit(): void;
    disableAllRadioButtons(): void;
    enableAllRadioButtons(): void;
    private _setSelectedChild;
    private _unselectAllChildren;
    private _getChildWithValue;
    private _subscribeToChildClickEvents;
    writeValue(obj: any): void;
    registerOnChange(fn: any): void;
    registerOnTouched(fn: any): void;
    setDisabledState?(isDisabled: boolean): void;
    static ɵfac: i0.ɵɵFactoryDef<PgRadioGroupComponent, never>;
    static ɵcmp: i0.ɵɵComponentDefWithMeta<PgRadioGroupComponent, "pg-radio-group, grit-radio-group", never, { "disabled": "disabled"; }, {}, ["_childButtons"], ["*"]>;
}