import { Archive } from '../classes/Archive.js';
import { XmlFile } from '../classes/XmlFile.js';
import { FileMime } from '../enums.js';
export declare enum CustomPropertyType {
    Text = "lpwstr",
    Number = "i4",
    Date = "filetime",
    Boolean = "bool"
}
declare type CustomProperty = {
    type: CustomPropertyType;
    name: string;
    value: string | number | boolean;
};
export declare class CustomPropertiesXml extends XmlFile {
    static contentType: FileMime;
    private readonly properties;
    constructor(location: string);
    values(): Array<CustomProperty>;
    toNode(): Document;
    isEmpty(): boolean;
    add(name: Array<CustomProperty>): void;
    add(name: string, type: CustomPropertyType, value: string | number | boolean): void;
    /**
     * Instantiate this class by looking at the DOCX XML for it.
     */
    static fromArchive(archive: Archive, location: string): Promise<CustomPropertiesXml>;
}
export {};