import { OverlayRef } from '@angular/cdk/overlay';
import { TypeRef } from '@sbb-esta/angular-core/common-behaviors';
import { Observable } from 'rxjs';
import type { SbbNotificationToastContainer } from './notification-toast-container.component';
/** Reference to a notification toast dispatched from the notification toast service. */
export declare class SbbNotificationToastRef<T> {
    private _overlayRef;
    /** The instance of the component making up the content of the notification toast. */
    instance: T;
    /**
     * The instance of the component making up the content of the notification toast.
     * @docs-private
     */
    containerInstance: SbbNotificationToastContainer;
    /** Subject for notifying the user that the notification toast has been dismissed. */
    private readonly _afterDismissed;
    /** Subject for notifying the user that the notification toast has opened and appeared. */
    private readonly _afterOpened;
    /**
     * Timeout ID for the duration setTimeout call. Used to clear the timeout if the notification toast is
     * dismissed before the duration passes.
     */
    private _durationTimeoutId;
    constructor(containerInstance: TypeRef<SbbNotificationToastContainer>, _overlayRef: OverlayRef);
    /** Dismisses the notification toast. */
    dismiss(): void;
    /** Dismisses the notification toast after some duration */
    _dismissAfter(duration: number): void;
    /** Marks the notification toast as opened */
    _open(): void;
    /** Cleans up the DOM after closing. */
    private _finishDismiss;
    /** Gets an observable that is notified when the notification toast is finished closing. */
    afterDismissed(): Observable<void>;
    /** Gets an observable that is notified when the notification toast has opened and appeared. */
    afterOpened(): Observable<void>;
}