import { AfterViewInit, ChangeDetectorRef, ElementRef, OnInit, TemplateRef } from '@angular/core';
import { KbqComponentColors } from '@koobiq/components/core';
import { OverlayScrollbars } from 'overlayscrollbars';
import { Observable, Subject } from 'rxjs';
import { DestroyService, HotKeyService } from '@mosaic-design/infosec-components/services';
import { NotificationLoadingErrorViewType } from '../../components';
import { NotificationsCenterService } from '../../services';
import { GenericTemplatedNotification, GoToReferrerEvent, NotificationActionTextTemplateContext, NotificationsCenterBehaviorConfig, NotificationsFocus, NotificationsGroup, NotificationsGroupTitleTemplateContext, NotificationsOptions, NotificationTemplateActionCallbackEvent, NotificationTextTemplateContext, NotificationTitleTemplateContext, NotificationVisibilityChangedEvent, TemplatedNotification } from '../../types';
import * as i0 from "@angular/core";
export declare class NotificationsCenterContentComponent implements OnInit, AfterViewInit {
    private cdRef;
    private hotKeyService;
    private notificationsCenterService;
    private destroyed$;
    protected KbqComponentColors: typeof KbqComponentColors;
    protected NotificationLoadingErrorViewType: typeof NotificationLoadingErrorViewType;
    notificationsFocus: NotificationsFocus;
    notifications$: Observable<GenericTemplatedNotification<unknown>[]>;
    notificationsGroups$: Observable<NotificationsGroup<unknown>[]>;
    hasGroups$: Observable<boolean>;
    options$: Observable<NotificationsOptions>;
    isNotificationsSkeletonsVisible$: Observable<boolean>;
    isErrorVisibleAndNotificationsEmpty$: Observable<boolean>;
    isErrorVisibleAndNotificationsNotEmpty$: Observable<boolean>;
    isAllNotificationLoaded$: Observable<boolean>;
    isMoreNotificationsLoading$: Observable<boolean>;
    notificationsLoadingError$: Observable<unknown>;
    behaviorConfig$: Observable<NotificationsCenterBehaviorConfig>;
    wasAnyNotificationsLoading$: Observable<boolean>;
    notificationsGroupTitleTemplate$: Observable<TemplateRef<NotificationsGroupTitleTemplateContext<unknown>> | undefined>;
    notificationTitleTemplate$: Observable<TemplateRef<NotificationTitleTemplateContext> | undefined>;
    notificationTextTemplate$: Observable<TemplateRef<NotificationTextTemplateContext> | undefined>;
    notificationActionTextTemplate$: Observable<TemplateRef<NotificationActionTextTemplateContext> | undefined>;
    actionCallback$: Subject<NotificationTemplateActionCallbackEvent>;
    goToReferrer$: Subject<GoToReferrerEvent>;
    notificationClick$: Subject<TemplatedNotification>;
    notificationLinkClick$: Subject<TemplatedNotification>;
    loadMoreNotifications$: Subject<void>;
    loadNotifications$: Subject<void>;
    markAsRead$: Subject<string[]>;
    optionsChange$: Subject<NotificationsOptions>;
    removeAllNotifications$: Subject<void>;
    removeNotifications$: Subject<string[]>;
    contentElement: HTMLElement | undefined;
    notificationsCenterContent: ElementRef<HTMLDivElement> | undefined;
    notificationsCenterScrollableContent: ElementRef<HTMLDivElement> | undefined;
    private preventLoadMoreNotificationsEmit;
    private notificationsVisibility;
    private moreNotificationsLoadingSpinnerHeight;
    private pageUpDownScrollTimeout;
    private lastScrollCoordinates;
    private readonly hotKeys;
    constructor(cdRef: ChangeDetectorRef, hotKeyService: HotKeyService, notificationsCenterService: NotificationsCenterService, destroyed$: DestroyService);
    ngOnInit(): void;
    ngAfterViewInit(): void;
    trackByGroupKey(index: number, group: NotificationsGroup<unknown>): unknown;
    onNotificationVisibilityChange(event: NotificationVisibilityChangedEvent): void;
    onRemoveNotificationsGroup(group: NotificationsGroup<unknown>): void;
    onScroll(event: [instance: OverlayScrollbars, event: Event]): void;
    private initOutputSubscriptions;
    private initInputSubscriptions;
    private initMoreNotificationsLoadingSubscription;
    private initNotificationsFocus;
    private initNotificationsVisibility;
    private startHotKeyObserving;
    private get firstVisibleInViewportNotificationId$();
    private focusNthNotification;
    private focusNotificationById;
    private calculateAnotherNotificationIndex;
    private focusAnotherNotification;
    private focusFirstNotification;
    private focusLastNotification;
    private focusMiddleVisibleNotification;
    private onPageScroll;
    private focusMiddleVisibleNotificationAfterTimeout;
    private isPageScrollEventTargetMatched;
    private isScrollableAreaPositionAtStart;
    private isScrollableAreaPositionAtEnd;
    static ɵfac: i0.ɵɵFactoryDeclaration<NotificationsCenterContentComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<NotificationsCenterContentComponent, "ic-notifications-center-content", never, {}, {}, never, never, false, never>;
}