import { Props, CityItem, Emits, ListItem } from './types';
import { Ref, ComputedRef } from 'vue';
/**
 * 初始化数据
 */
export declare const useScroll: (props: Required<Props>) => {
    curLetter: Ref<string, string>;
    listCont: Ref<HTMLDivElement | undefined, HTMLDivElement | undefined>;
    filterShow: ComputedRef<(index: number) => boolean>;
    onClickBadge: (item: ListItem, index: number) => void;
};
/**
 * 按钮
 */
export declare const useBtns: (emit: Emits) => {
    handleLi: (item: CityItem) => void;
};