/**
 * @license chowa v1.1.3
 *
 * Copyright (c) Chowa Techonlogies Co.,Ltd.(http://www.chowa.cn).
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 */
import * as React from 'react';
import * as PropTypes from 'prop-types';
export interface DropdownMenuSubmenuProps {
    className?: string;
    style?: React.CSSProperties;
    disabled?: boolean;
    title: React.ReactNode;
}
export interface DropdownMenuSubmenuState {
    visible: boolean;
}
declare class DropdownMenuSubmenu extends React.PureComponent<DropdownMenuSubmenuProps, DropdownMenuSubmenuState> {
    static propTypes: {
        className: PropTypes.Requireable<string>;
        style: PropTypes.Requireable<object>;
        disabled: PropTypes.Requireable<boolean>;
        title: PropTypes.Validator<PropTypes.ReactNodeLike>;
    };
    static defaultProps: {
        disabled: boolean;
    };
    private timer;
    constructor(props: DropdownMenuSubmenuProps);
    private onMouseEnterHandler;
    private onMouseLeaveHandler;
    render(): JSX.Element;
}
export default DropdownMenuSubmenu;