import { default as WJElement } from '../wje-element/element.js';
import { default as Radio } from '../wje-radio/radio.js';
/**
 * `RadioGroup` is a custom web component that represents a group of radio buttons.
 * @summary This element represents a group of radio buttons.
 * @documentation https://elements.webjet.sk/components/radio-group
 * @status stable
 * @augments {WJElement}
 * @slot - The default slot for the radio group.
 * @tag wje-radio-group
 */
export default class RadioGroup extends WJElement {
    /**
     * Returns the CSS styles for the component.
     * @static
     * @returns {CSSStyleSheet}
     */
    static get cssStyleSheet(): CSSStyleSheet;
    /**
     * Whether the input is associated with a form.
     * @type {boolean}
     */
    static formAssociated: boolean;
    internals: ElementInternals;
    /**
     * Setter for the value attribute.
     * @param {string} value The value to set.
     */
    set value(value: string);
    /**
     * Getter for the value attribute.
     * @returns {string} The value of the attribute.
     */
    get value(): string;
    /**
     * Getter for the form attribute.
     * @returns {HTMLFormElement} The form the input is associated with.
     */
    get form(): HTMLFormElement;
    /**
     * Getter for the name attribute.
     * @returns {string} The name of the input.
     */
    get name(): string;
    /**
     * Getter for the type attribute.
     * @returns {string} The type of the input.
     */
    get type(): string;
    /**
     * Getter for the validity attribute.
     * @returns {ValidityState} The validity state of the input.
     */
    get validity(): ValidityState;
    /**
     * Getter for the validationMessage attribute.
     * @returns {string} The validation message of the input.
     */
    get validationMessage(): string;
    /**
     * Getter for the willValidate attribute.
     * @returns {boolean} Whether the input will be validated.
     */
    get willValidate(): boolean;
    /**
     * @summary Setter for the defaultValue attribute.
     * This method sets the 'value' attribute of the custom input element to the provided value.
     * The 'value' attribute represents the default value of the input element.
     * @param {string} value The value to set as the default value.
     */
    set defaultValue(value: string);
    /**
     * @summary Getter for the defaultValue attribute.
     * This method retrieves the 'value' attribute of the custom input element.
     * The 'value' attribute represents the default value of the input element.
     * If the 'value' attribute is not set, it returns an empty string.
     * @returns {string} The default value of the input element.
     */
    get defaultValue(): string;
    /**
     * Draws the component for the radio group.
     * @returns {DocumentFragment}
     */
    draw(): DocumentFragment;
    /**
     * Adds event listeners after the component is drawn. Handles the selection of radio buttons.
     */
    afterDraw(): void;
    /**
     * Returns the radio button with the given value.
     * @param {string} value The value of the radio button.
     * @returns {Radio} The radio button.
     */
    getRadioByValue(value: string): Radio;
    /**
     * Removes the check from all radio buttons.
     */
    removeCheck(): void;
    /**
     * Sets the given radio button to checked.
     */
    checkRadio(value: any): boolean;
    /**
     * Retrieves all direct child elements of the current element.
     * @returns {HTMLElement[]} An array of child elements.
     */
    getAllElements(): HTMLElement[];
    /**
     * @summary Callback function that is called when the custom element is associated with a form.
     * This function adds an event listener to the form's submit event, which validates the input and propagates the validation.
     * @param {HTMLFormElement} form The form the custom element is associated with.
     */
    formAssociatedCallback(form: HTMLFormElement): void;
    /**
     * The formResetCallback method is a built-in lifecycle callback that gets called when a form gets reset.
     * This method is responsible for resetting the value of the custom input element to its default value.
     * It also resets the form value and validity state in the form internals.
     * @function
     */
    formResetCallback(): void;
    /**
     * The formStateRestoreCallback method is a built-in lifecycle callback that gets called when the state of a form-associated custom element is restored.
     * This method is responsible for restoring the value of the custom input element to its saved state.
     * It also restores the form value and validity state in the form internals to their saved states.
     * @param {object} state The saved state of the custom input element.
     * @function
     */
    formStateRestoreCallback(state: object): void;
    /**
     * The formStateSaveCallback method is a built-in lifecycle callback that gets called when the state of a form-associated custom element is saved.
     * This method is responsible for saving the value of the custom input element.
     * @returns {object} The saved state of the custom input element.
     * @function
     */
    formStateSaveCallback(): object;
    /**
     * The formDisabledCallback method is a built-in lifecycle callback that gets called when the disabled state of a form-associated custom element changes.
     * This method is not implemented yet.
     * @param {boolean} disabled The new disabled state of the custom input element.
     * @function
     */
    formDisabledCallback(disabled: boolean): void;
}