import { RegionLanguages, RegionLanguage, RegionItem, RegionValues, RegionLevel } from '../types';
export declare const getLevelIndex: (level: RegionLevel) => number;
export declare function getParentLevel(level: RegionLevel): RegionLevel | undefined;
/**
 * Get language resource by language code
 * @param code - language code
 * @returns {object} language resource
 */
export declare function getLanguage(lang?: RegionLanguages): RegionLanguage;
export declare function valueEqual(values1: RegionValues, values2: RegionValues): boolean;
export declare function valueEqualToModel(values: RegionValues, model: Record<string, unknown>): boolean;
export declare function isEmptyValues(values: RegionValues): boolean;
export declare function isSelected(item: RegionItem, selectedItems: RegionItem[]): boolean;
/**
 * 检查初始化数据是否与当前选中数据相同(city-picker)
 *
 * @param keys - 选中城市的键值列表
 * @param cities - 选中城市的模型列表
 * @returns
 */
export declare function keysEqualModels(keys: string[], models: RegionItem[]): boolean;
export declare function inputFocus(input: HTMLInputElement): void;
export declare function scrollIntoElement(container: HTMLDivElement, active: string): void;