import * as React from 'react';
import { type TimelineItem, type TimelineProps } from './Timeline.js';
export interface ActivityItem extends TimelineItem {
    actor?: {
        name: string;
        avatarUrl?: string | undefined;
    } | undefined;
}
export interface ActivityFeedProps extends Omit<TimelineProps, 'items' | 'labels'> {
    /** Activity items, newest first. */
    items: readonly ActivityItem[];
    /** 'day' groups items under date headings. */
    groupBy?: 'day' | 'none' | undefined;
    /** Heading level of the group headings. */
    headingLevel?: 2 | 3 | 4 | 5 | 6 | undefined;
    /** Called to load older items. */
    onLoadMore?: (() => void) | undefined;
    /** More items can be loaded. */
    hasMore?: boolean | undefined;
    /** Older items are loading. */
    loading?: boolean | undefined;
    /** Calls `onLoadMore` when the end of the feed scrolls into view. */
    autoLoad?: boolean | undefined;
    /** Overrides for the built-in, localizable UI strings. */
    labels?: (TimelineProps['labels'] & {
        loadMore?: string | undefined;
        /** Announcement suffix for one prepended item ("1 new activity"). */
        newItem?: string | undefined;
        /** Announcement suffix for several ("3 new activities"). */
        newItems?: string | undefined;
        loading?: string | undefined;
    }) | undefined;
}
export declare function ActivityFeed({ items, groupBy, headingLevel, onLoadMore, hasMore, loading, autoLoad, labels, locale, timeZone, ref, ...rest }: ActivityFeedProps): React.JSX.Element;
//# sourceMappingURL=ActivityFeed.d.ts.map