import type { Observable } from 'rxjs';
import { ElementRef, OnDestroy } from '@angular/core';
import * as i0 from "@angular/core";
/**
 * A service that shares the `global` events required for the `uiClickOutside` directive.
 * By sharing the event stream, we end up adding only one event listener rather than {N}.
 *
 * @export
 */
export declare class UiClickOutsideService implements OnDestroy {
    /**
     * The `global` event handler for `click` events.
     *
     */
    source: Observable<MouseEvent>;
    private _destroyed$;
    /**
     * @ignore
     */
    constructor(document: any);
    /**
     * @ignore
     */
    ngOnDestroy(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<UiClickOutsideService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<UiClickOutsideService>;
}
/**
 * A directive that emits when a click event occurs outside of the decorated element.
 *
 * @export
 */
export declare class UiClickOutsideDirective {
    private _clickService;
    /**
     * Emits the original `MouseEvent` when the click occurs outside of the decorated element.
     *
     */
    uiClickOutside: Observable<MouseEvent>;
    /**
     * @ignore
     */
    constructor(ref: ElementRef, _clickService: UiClickOutsideService);
    static ɵfac: i0.ɵɵFactoryDeclaration<UiClickOutsideDirective, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<UiClickOutsideDirective, "[uiClickOutside]", never, {}, { "uiClickOutside": "uiClickOutside"; }, never, never, false, never>;
}