import { MessagePlacementList } from './type';
/**
 * @author kenzyyang
 * @date 2021-05-11 19:55:58
 * @desc message 组件相关的样式生成函数
 */
export declare function useMessageClass(): {
    tdMessagePrefix: string;
    tdMessageListClass: string;
    tdClassIsGenerator: (append: string) => string;
    tdMessageClassGenerator: (append: string) => string;
    tdMessagePlacementClassGenerator: (placement: MessagePlacementList) => string;
};