import React from 'react';
import { TextInputProps } from 'react-native';
import { IMessage } from './Models';
export interface ComposerProps {
    composerHeight?: number;
    text?: string;
    textInputProps?: Partial<TextInputProps>;
    /**
     * Whether the field accepts multiple lines.
     *
     * `true` (default) keeps the return key inserting a newline - send with the
     * send button. `false` turns the return key into Send, which is what a
     * single-line composer should do. Previously the field was always multiline
     * with no submit handler, so the return key could never send at all.
     */
    isMultiline?: boolean;
    /** Allow sending an empty message (media-only sends). */
    isTextOptional?: boolean;
    onSend?(messages: Partial<IMessage> | Partial<IMessage>[], shouldResetInputToolbar: boolean): void;
}
export declare function Composer({ text, textInputProps, isMultiline, isTextOptional, onSend, }: ComposerProps): React.ReactElement;
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