import { BoxProps, HoistProps } from '@xh/hoist/core';
export interface SpacerProps extends HoistProps, BoxProps {
}
/**
 * A component for inserting a fixed-sized spacer along the main axis of its parent container.
 * Convenience ElemFactories hspacer() and vspacer() each take a pixel size directly.
 */
export declare const Spacer: import("react").FC<SpacerProps>, spacer: import("@xh/hoist/core").ElementFactory<SpacerProps>;
/**
 * A component that stretches to soak up space along the main axis of its parent container.
 */
export declare const Filler: import("react").FC<BoxProps>, filler: import("@xh/hoist/core").ElementFactory<BoxProps>;
export declare function hspacer(width?: number): import("react").ReactElement<SpacerProps, any>;
export declare function vspacer(height?: number): import("react").ReactElement<SpacerProps, any>;