import { Archive } from '../classes/Archive.js';
import { XmlFile } from '../classes/XmlFile.js';
import { FileMime } from '../enums.js';
declare type ContentTypeDefault = {
    extension: string;
    contentType: FileMime;
};
export declare class ContentTypesXml extends XmlFile {
    #private;
    constructor(location: string);
    /**
     * Add a default content type association for a file extension.
     */
    addDefault(extension: string, contentType: FileMime): void;
    /**
     * Add multiple default content type/file extension associations. Useful for cloning
     * an existing content type register.
     */
    addDefaults(defaults: Array<ContentTypeDefault>): void;
    get defaults(): Array<ContentTypeDefault>;
    addOverride(partName: string, contentType: FileMime): void;
    getType(location: string): FileMime | undefined;
    protected toNode(): Document;
    /**
     * Instantiate this class by looking at the DOCX XML for it.
     */
    static fromArchive(archive: Archive, location: string): Promise<ContentTypesXml>;
}
export {};