import { ElementRef } from '@angular/core';
import * as i0 from "@angular/core";
export declare class NotificationTitleDirective {
    /**
     * Whether the notification title is unread.
     * default is false
     */
    unread: import("@angular/core").InputSignal<boolean>;
    /**
     * id for the notification title
     * if not set, a default value is provided
     */
    id: import("@angular/core").InputSignal<string>;
    /** @hidden */
    elementRef: ElementRef<any>;
    static ɵfac: i0.ɵɵFactoryDeclaration<NotificationTitleDirective, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<NotificationTitleDirective, "[fdNotificationTitle], [fd-notification-title]", never, { "unread": { "alias": "unread"; "required": false; "isSignal": true; }; "id": { "alias": "id"; "required": false; "isSignal": true; }; }, {}, never, never, true, never>;
}
