import { ElementRef, SimpleChanges, OnChanges, OnDestroy } from "@angular/core";
import { IAttachKey2clickOptions } from "survey-core";
import * as i0 from "@angular/core";
export declare class Key2ClickDirective implements OnChanges, OnDestroy {
    private el;
    static defaultOptions: IAttachKey2clickOptions;
    private isSubscribed;
    private isPointerUpSubscribed;
    options?: IAttachKey2clickOptions;
    key2click?: IAttachKey2clickOptions;
    private onkeydown;
    private onkeyup;
    private onpointerup;
    private blur;
    constructor(el: ElementRef);
    get element(): any;
    subscribePointerUp(): void;
    unsubscribePointerUp(): void;
    subscribeEventListeners(): void;
    unsubscribeEventListeners(): void;
    ngOnChanges(changes: SimpleChanges): void;
    ngOnDestroy(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<Key2ClickDirective, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<Key2ClickDirective, "[key2click]", never, { "key2click": "key2click"; }, {}, never>;
}