import { LiveAnnouncer } from '@angular/cdk/a11y';
import { BreakpointObserver } from '@angular/cdk/layout';
import { ComponentType, Overlay } from '@angular/cdk/overlay';
import { EmbeddedViewRef, InjectionToken, Injector, OnDestroy, TemplateRef, Type } from '@angular/core';
import { SbbNotificationToastConfig } from './notification-toast-config';
import { SbbNotificationToastContainer } from './notification-toast-container.component';
import { SbbNotificationToastRef } from './notification-toast-ref';
import { SbbTextOnlyNotificationToast } from './simple-notification.component';
/** Injection token that can be used to specify default notification toast. */
export declare const SBB_NOTIFICATION_TOAST_DEFAULT_OPTIONS: InjectionToken<SbbNotificationToastConfig<any>>;
/** @docs-private */
export declare function SBB_NOTIFICATION_TOAST_DEFAULT_OPTIONS_FACTORY(): SbbNotificationToastConfig;
/** Service to dispatch notification toast messages. */
export declare class SbbNotificationToast implements OnDestroy {
    private _overlay;
    private _injector;
    private _live;
    private _breakpointObserver;
    private _parentNotification;
    private _defaultConfig;
    /**
     * Reference to the current notification toast in the view *at this level* (in the Angular injector tree).
     * If there is a parent notification toast service, all operations should delegate to that parent
     * via `_openednotification toastRef`.
     */
    private _notificationRefAtThisLevel;
    /** The component that should be rendered as the notification toast's simple component. */
    protected _simpleNotificationToastComponent: Type<SbbTextOnlyNotificationToast>;
    /** The container component that attaches the provided template or component. */
    protected _notificationToastContainerComponent: Type<SbbNotificationToastContainer>;
    /** The CSS class to applie for mobile mode. */
    protected _mobileDeviceCssClass: string;
    /** Reference to the currently opened notification toast at *any* level. */
    get _openedNotificationRef(): SbbNotificationToastRef<any> | null;
    set _openedNotificationRef(value: SbbNotificationToastRef<any> | null);
    constructor(_overlay: Overlay, _injector: Injector, _live: LiveAnnouncer, _breakpointObserver: BreakpointObserver, _parentNotification: SbbNotificationToast, _defaultConfig: SbbNotificationToastConfig);
    /**
     * Creates and dispatches a notification toast with a custom component for the content, removing any
     * currently opened notification toasts.
     *
     * @param component Component to be instantiated.
     * @param config Extra configuration for the notification toast.
     */
    openFromComponent<T>(component: ComponentType<T>, config?: SbbNotificationToastConfig): SbbNotificationToastRef<T>;
    /**
     * Creates and dispatches a notification toast with a custom template for the content, removing any
     * currently opened notification toasts.
     *
     * @param template Template to be instantiated.
     * @param config Extra configuration for the notification toast.
     */
    openFromTemplate(template: TemplateRef<any>, config?: SbbNotificationToastConfig): SbbNotificationToastRef<EmbeddedViewRef<any>>;
    /**
     * Opens a notification toast with a message and an optional action.
     * @param message The message to show in the notification toast.
     * @param action The label for the notification toast action.
     * @param config Additional configuration options for the notification toast.
     */
    open(message: string, config?: SbbNotificationToastConfig): SbbNotificationToastRef<SbbTextOnlyNotificationToast>;
    /** Dismisses the currently-visible notification toast. */
    dismiss(): void;
    ngOnDestroy(): void;
    /** Attaches the notification toast container component to the overlay. */
    private _attachNotificationToastContainer;
    /** Places a new component or a template as the content of the notification toast container. */
    private _attach;
    /** Animates the old notification toast out and the new one in. */
    private _animateNotification;
    /**
     * Creates a new overlay and places it in the correct location.
     * @param config The user-specified notification toast config.
     */
    private _createOverlay;
    /**
     * Creates an injector to be used inside of a notification toast component.
     * @param config Config that was used to create the notification toast.
     * @param notification toastRef Reference to the notification toast.
     */
    private _createInjector;
}