import { type IDomEditor } from '@wangeditor/editor';
import BaseFn from '../../../components/toolbar/base-fn';
import type { LabelValue } from '../../../model';
export declare class PolyphonicFn extends BaseFn {
    constructor(editor: IDomEditor);
    getValue(): string;
    isDisabled(): boolean;
    exec(opt: LabelValue): void;
    restoreSelection(selection: any): void;
    getSelection(): import("slate").BaseSelection;
}