import { EventEmitter } from '@angular/core';
import { RadioChange } from './radio-change.class';
export declare class Radio {
    /**
     * Used to dynamically create unique ids for the `Radio`.
     */
    static radioCount: number;
    /** Sets the checked status. */
    checked: boolean;
    /** Sets the `Radio` `<input>` name. */
    name: string;
    /** Set to `true` to disable the `Radio`. */
    disabled: boolean;
    /** Sets the label placement. Default to `right`. */
    labelPlacement: 'right' | 'left';
    ariaLabelledby: string;
    /**
     * Sets the HTML required attribute
     */
    required: boolean;
    /**
     * The value of the `Radio`.
     */
    value: string;
    /**
     * Set to `true` for a loading radio.
     */
    skeleton: boolean;
    /**
     * The id for the `Radio`.
     */
    id: string;
    /**
     * emits when the state of the radio changes
     */
    change: EventEmitter<RadioChange>;
    /**
     * Binds 'radio' value to the role attribute for `Radio`.
     */
    role: string;
    hostClass: boolean;
    readonly labelLeft: boolean;
    protected _labelledby: string;
    /**
     * Handler provided by the `RadioGroup` to bubble events up
     */
    radioChangeHandler: (event: RadioChange) => void;
    /**
     * Synchronizes with the `RadioGroup` in the event of a changed `Radio`.
     * Emits the changes of both the `RadioGroup` and `Radio`.
     */
    onChange(event: Event): void;
    /**
     * Method called by `RadioGroup` with a callback function to bubble `RadioChange` events
     * @param fn callback that expects a `RadioChange` as an argument
     */
    registerRadioChangeHandler(fn: (event: RadioChange) => void): void;
}