declare class TCache { files: Record void; }[]; previewUrl?: string; }>; frameFunMap: Map; constructor(); init(): void; getFile(obj: FileDt, callEnd?: (url?: string, data?: any) => void, type?: 'download' | 'document' | 'preview', resT?: XMLHttpRequestResponseType, isThumb?: boolean, isReplace?: boolean, isAnyUp?: boolean): void; addFrameFun(id: number, fun: Function): void; removeFrameFun(id: number): void; refreshFrameFun(): void; } export { TCache };