import { OnInit, EventEmitter } from '@angular/core';
import { Options } from '../../models/options';
import { UglaService } from '../../ugla.service';
/**
 * Radio
 *
 *
 *
 * @example
 * <ugl-radio [items]="radioItems" (itemChecked)="getItemChecked($event)" [radioGroupAriaLabel]="'Select an option'">
 *
 * @example
 * this.radioItems = [new Options('Check1', '1', false, '#d71f3c', 'radios'),
 * new Options('Check2', '2', true, '#656565', 'radios'),
 * new Options('Check3', '3', false, '#656565', 'radios'),
 * new Options('Check4', '4', false, '#656565', 'radios')];
 */
export declare class RadioComponent implements OnInit {
    private ugla;
    items: Options[];
    radioGroupAriaLabel: string;
    itemChecked: EventEmitter<Options>;
    disabled: boolean;
    radioButton: HTMLDivElement;
    private radioButtons;
    private firstRadioButton;
    private lastRadioButton;
    /**
     * Insert the theme name on html component
     */
    theme: string;
    /**
     * Receives the component's name
     * @param ugla: UglaService
     */
    constructor(ugla: UglaService);
    ngOnInit(): void;
    ngDoCheck(): void;
    setChecked(item: Options): void;
    private updateItems;
    keydownEvent(event: KeyboardEvent, item: Options): void;
    onSelectItem(event: any, selectedItem: Options): void;
    private setFocusToPreviousItem;
    private setFocusToNextItem;
    private setFocus;
}