import { FilePreviewActionCMD } from "./internal/model";
export interface PreviewFileInfo {
    id: string;
    name: string;
    type: 'doc' | 'docx' | 'ppt' | 'pptx' | 'pdf';
    url: string;
    createTime?: number;
    modifyTime?: number;
    size?: number;
    headers?: {
        [key: string]: string;
    };
}
export interface FilePreviewParams {
    positionFileId?: string;
    files: PreviewFileInfo[];
}
export declare class FilePreview {
    /**
     * present open
     * @returns
     */
    open(params: FilePreviewParams): Promise<void>;
    /**
     * present close
     * @returns
     */
    close(): Promise<void>;
    addEventListener(event: FilePreviewActionCMD, listener: (data: any) => void): void;
    onAction(event: FilePreviewActionCMD, listener: (data: any) => void): void;
    removeEventListener(event: FilePreviewActionCMD, listener: (data: any) => void): void;
    removeAllListeners(event?: FilePreviewActionCMD): void;
}
export declare const filePreview: FilePreview;