import { PdfFormField } from './pdf-form-field.js';
import { PdfObjectReference } from '../../core/objects/pdf-object-reference.js';
/**
 * Choice form field subtype (dropdowns, list boxes).
 */
export declare class PdfChoiceFormField extends PdfFormField {
    get selectedIndex(): number;
    get options(): {
        label: string;
        value: string;
    }[];
    set options(values: {
        label: string;
        value: string;
    }[] | string[] | PdfObjectReference | undefined);
    generateAppearance(options?: {
        makeReadOnly?: boolean;
    }): boolean;
}