import { ApplicationHelpService } from '../services/application-help.service';
import * as i0 from "@angular/core";
export type AlphaHotKey = string | {
    key: string;
    ctrl?: boolean;
    shift?: boolean;
    alt?: boolean;
};
export declare class HotKeysDirective {
    private applicationHelpService;
    hotKeys: AlphaHotKey[];
    constructor(applicationHelpService: ApplicationHelpService);
    handleKeyboardEvent(event: KeyboardEvent): void;
    private normalizeHotKey;
    static ɵfac: i0.ɵɵFactoryDeclaration<HotKeysDirective, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<HotKeysDirective, "[hotKeys]", never, { "hotKeys": { "alias": "hotKeys"; "required": true; }; }, {}, never, never, true, never>;
}