/**
 * What a thing is, as the apps name it: a topic, a project, an issue, another
 * app's file, or a message.
 *
 * The one part that names Estiva's own kinds of thing (Katerina, 8 October):
 * every app draws the same icon for the same kind, so the table lives here once
 * instead of in each app.
 */
export type ThingKind = 'topic' | 'project' | 'issue' | 'file' | 'message';
/**
 * The kind of thing behind an event kind: a message is a message, a channel or
 * a bare file is a topic, a project and an issue are themselves, and anything
 * else is another app's file.
 */
export declare function thingKindOf(eventKind: number | undefined): ThingKind;
export interface KindIconProps {
    kind: ThingKind;
    /** 16 in a row or a list; 14 inside a chip. Default 16. */
    size?: 14 | 16;
    /**
     * `secondary`: the quieter grey a list row's icon wears. `inherit`: the ink
     * of what holds it — a chip, a selected row. Default `secondary`.
     */
    tone?: 'secondary' | 'inherit';
    /** Space and position only. */
    className?: string;
}
/** The icon before a thing's name that says what kind of thing it is. */
export declare function KindIcon({ kind, size, tone, className }: KindIconProps): import("react").JSX.Element;
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