import { Base, Type } from "igniteui-angular-core";
import { DomWrapper, NormalizedEvent } from "igniteui-angular-core";
import { ModifierKeys } from "igniteui-angular-core";
/**
 * @hidden
 */
export declare class ExpansionPanelUtilities extends Base {
    static $t: Type;
    static a(a: DomWrapper): boolean;
    static b(a: DomWrapper, b: boolean): void;
    static c(a: NormalizedEvent): ModifierKeys;
}