export declare const THEME_CLASSES: {
    lg: string;
    md: string;
    sm: string;
};
export declare class ThemeHelper {
    static setElementMiddleSize(element: JQuery<HTMLElement>): void;
    static setElementSmallSize(element: JQuery<HTMLElement>): void;
    static setWidgetMiddleSize(instance: any): void;
    static setWidgetSmallSize(instance: any): void;
    static setToolbarWidgetSmallSize(toolbarItem: DevExpress.ui.dxToolbar.Item): void;
    static setToolbarWidgetMediumSize(toolbarItem: DevExpress.ui.dxToolbar.Item): void;
    static getIconClass(icon: string, disabled?: boolean, size?: 16 | 24): string;
    private static setWidgetSize;
    private static setToolbarWidgetSize;
}