import { ChatAdapter } from '../../ChatComposite/adapter/ChatAdapter';
/**
 * Used by the CallWithChatComposite to track unread messages for showing as a badge on the Chat Button.
 * @private
 */
export declare const useUnreadMessagesTracker: (chatAdapter: ChatAdapter, isChatPaneVisible: boolean, isChatInitiazed: boolean) => number;
//# sourceMappingURL=useUnreadMessagesTracker.d.ts.map