import React, { ReactNode } from 'react';
import { BasicInputProps } from '../input/props';
export interface TextareaProps extends BasicInputProps<HTMLTextAreaElement> {
    /**
     * 文本域默认行数
     * @en Default number of lines in the text field
     */
    rows?: number;
    /**
     * 自适应内容高度
     * @en Adaptive content height
     */
    autosize?: boolean;
    /**
     * 文本域dom自定义类名
     * @en Custom classname of text field dom
     */
    textareaClass?: string;
    /**
     * 文本域dom自定义样式
     * @en Custom stylesheet of text field dom
     */
    textareaStyle?: React.CSSProperties;
    /**
     * autosize=true 时，是否通过 cloneNode 计算新高度
     * @en When autosize=true, whether to calculate the new height through cloneNode
     * @default false
     */
    cloneNodeWhenAutosize?: boolean;
    /**
     * 是否展示字数统计
     * @en Whether to display word count
     * @default true
     */
    showStatistics?: boolean;
    /**
     * 字数统计时的最大输入长度
     * @en Maximum input length for word count
     */
    statisticsMaxlength?: number;
    /**
     * 自定义统计字数方法
     * @en Customize word count method
     */
    statisticsLengthCaculator?: (value: string) => number;
    /**
     * 字数统计错误状态切换回调，仅当状态发生改变时触发
     * @en Callback when the error state of word count switches, triggered only when the state changes
     */
    onErrStatusChange?: (hasError: boolean) => void;
    /**
     * 字数统计错误状态回调，当值有改变时就会触发
     * @en Callback when word count is in error status, triggered when the value changes
     */
    onErrValueChange?: (hasError: boolean, currentLength: number, maxLength?: number) => void;
    /**
     * 自定义字数统计内容
     * @en Custom word count content
     */
    renderStatistics?: (currentLength: number, maxLength: number) => ReactNode;
    /**
     * 其他未列出的原生属性，优先级低于已列出的组件属性
     * @en Other unlisted native properties, lower priority than listed component properties
     */
    nativeProps?: React.TextareaHTMLAttributes<HTMLTextAreaElement>;
}
export interface TextareaRef {
    /**
     * 最外层元素 DOM
     * @en The outermost element DOM
     */
    dom: HTMLDivElement | null;
    /**
     * 原生文本框 DOM
     * @en Native textarea DOM
     */
    textarea: HTMLTextAreaElement | null;
    /**
     * 手动 resize 输入框，autosize=true 时生效
     * @en Manually resize the input box, it takes effect when autosize=true
     */
    resize: () => void;
}
declare const _default: React.ForwardRefExoticComponent<TextareaProps & React.RefAttributes<TextareaRef>> & {
    displayName?: string | undefined;
};
/**
 * 多行文本输入框组件，支持自适应内容高度。
 * @en A multi-line textarea, supports adaptive content height.
 * @type 数据录入
 * @type_en Data Entry
 * @name 多行文本框
 * @name_en Textarea
 * @displayName Textarea
 */
export default _default;