import { IFileUploadResult } from '@devexpress/analytics-core/analytics-internal';
import { dxFileImagePicker } from '@devexpress/analytics-core/analytics-widgets-internal';
export declare class dxImageSourceEditor extends dxFileImagePicker {
    constructor(element: any, options?: any);
    _toggleReadOnlyState(): void;
    _handleResult(result: IFileUploadResult): void;
}