import { IToXmlOptions } from './options';
import { IElement } from './util';
import { Value } from './value';
/**
 * Plist object.
 */
export declare class Plist {
    /**
     * Default XML declaration.
     */
    static readonly XML_DECLARATION = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>";
    /**
     * Default XML doctype.
     */
    static readonly XML_DOCTYPE = "<!DOCTYPE plist PUBLIC \"-//Apple//DTD PLIST 1.0//EN\" \"http://www.apple.com/DTDs/PropertyList-1.0.dtd\">";
    /**
     * XML declaration.
     */
    xmlDeclaration: string;
    /**
     * XML doctype.
     */
    xmlDoctype: string;
    /**
     * Value element.
     */
    value: Value | null;
    /**
     * Plist constructor.
     *
     * @param value The value.
     */
    constructor(value?: Value | null);
    /**
     * Get value or throw if null.
     *
     * @returns The value.
     */
    getValue(): Value;
    /**
     * Cast to specific type or null.
     *
     * @param Type Type constructor.
     * @returns The object or null.
     */
    valueCastTo<T extends typeof Value>(Type: T): T['prototype'] | null;
    /**
     * Cast to specific type or throw.
     *
     * @param Type Type constructor.
     * @returns The object.
     */
    valueCastAs<T extends typeof Value>(Type: T): T['prototype'];
    /**
     * Decode document from string.
     *
     * @param xml XML string.
     */
    fromXml(xml: string): void;
    /**
     * Decode document from element.
     *
     * @param element XML element.
     * @param declaration XML declaration.
     * @param doctype XML doctype.
     */
    fromXmlElement(element: Readonly<IElement>, declaration?: string | null, doctype?: string | null): void;
    /**
     * Decode child element from XML element.
     *
     * @param element XML element.
     * @returns Value element.
     */
    childFromXmlElement(element: IElement): Value;
    /**
     * Encode documents to string.
     *
     * @param options Options object.
     * @returns XML string.
     */
    toXml(options?: Readonly<IToXmlOptions> | null): string;
}