import { HTMLAttributes } from '../../../node_modules/react';
import { ConversationListItemAvatarProps as ConversationListItemAvatarPropsType } from '@mui/x-chat/headless';
/**
 * Drop-in for the `avatar` slot on `ChatMessage`, or the `messageAvatar` slot
 * on `ChatMessageList` / `ChatBox` — e.g. `<ChatMessageList slots={{ messageAvatar: ChatMessageSignalAvatar }} />`.
 * Reads the resolved author from `useMessageContext()` since MUI X Chat does
 * not pass author data to this slot as props.
 */
export declare const ChatMessageSignalAvatar: import('../../../node_modules/react').ForwardRefExoticComponent<HTMLAttributes<HTMLDivElement> & import('../../../node_modules/react').RefAttributes<HTMLDivElement>>;
/**
 * Drop-in for `ChatConversationList`'s `itemAvatar` slot — pass it via
 * `<ChatConversationList slots={{ itemAvatar: ChatConversationListItemSignalAvatar }} />`,
 * or on `ChatBox` via `slotProps={{ conversationList: { slots: { itemAvatar: ChatConversationListItemSignalAvatar } } }}`.
 * Unlike the message avatar, `conversation` arrives directly as a prop.
 */
export declare const ChatConversationListItemSignalAvatar: import('../../../node_modules/react').ForwardRefExoticComponent<ConversationListItemAvatarPropsType & import('../../../node_modules/react').RefAttributes<HTMLDivElement>>;