import React from 'react';
import type { CollectionOptions } from './connectTypes';
import { type CommonComponentProps } from './EmbeddedComponent';
/** The notification banner's current initial loading state. @experimental */
export type NotificationBannerInitialLoadState = 'loading' | 'loaded' | 'failed';
/** Notification counts emitted by the banner. @experimental */
export type NotificationBannerChange = {
    /** Total visible notifications. */
    total: number;
    /** Notifications that require user action. */
    actionRequired: number;
};
/** An imperative snapshot of notification banner state. @experimental */
export type ConnectNotificationBannerRef = {
    /** The banner's current initial loading state. */
    readonly initialLoadState: NotificationBannerInitialLoadState;
};
/** Props for {@link ConnectNotificationBanner}. @experimental */
export type ConnectNotificationBannerProps = CommonComponentProps & {
    /** Controls which account requirements are collected by notification tasks. */
    collectionOptions?: CollectionOptions;
    /** Navigation title for full-screen tasks opened from the banner. */
    taskTitle?: string;
    /** Called when total or action-required notification counts change. */
    onNotificationsChange?: (change: NotificationBannerChange) => void;
    /** Called when the banner publishes a new content height. */
    onContentHeightChange?: (height: number) => void;
    /** Called immediately with `loading`, then once with `loaded` or `failed`. */
    onInitialLoadStateChange?: (state: NotificationBannerInitialLoadState) => void;
};
/**
 * An inline notification banner that sizes itself to its rendered content.
 *
 * @experimental
 * @category Connect
 */
export declare const ConnectNotificationBanner: React.ForwardRefExoticComponent<CommonComponentProps & {
    /** Controls which account requirements are collected by notification tasks. */
    collectionOptions?: CollectionOptions;
    /** Navigation title for full-screen tasks opened from the banner. */
    taskTitle?: string;
    /** Called when total or action-required notification counts change. */
    onNotificationsChange?: (change: NotificationBannerChange) => void;
    /** Called when the banner publishes a new content height. */
    onContentHeightChange?: (height: number) => void;
    /** Called immediately with `loading`, then once with `loaded` or `failed`. */
    onInitialLoadStateChange?: (state: NotificationBannerInitialLoadState) => void;
} & React.RefAttributes<ConnectNotificationBannerRef>>;
//# sourceMappingURL=NotificationBanner.d.ts.map