import React, { ReactElement } from 'react';
declare type Value = string | number | null;
declare type NameValue = React.ReactChild | null;
export interface ItemProps {
    name: NameValue;
    value: Value;
    actualName?: NameValue;
    disabled?: boolean;
    unselect?: boolean;
    className?: string;
}
export interface SelectProps {
    options: ItemProps[];
    value: Value;
    onChange: (item: ItemProps, name?: string) => void;
    name?: string;
    disabled?: boolean;
    columnCount?: number;
    placement?: string;
    className?: string;
    dropClassName?: string;
    placeholder?: string;
    hiddenIcon?: boolean;
    isMinRootWidth?: boolean;
    isMaxRootWidth?: boolean;
    showMask?: boolean;
    maxHeight?: number;
    title?: ReactElement;
    bottom?: ReactElement;
    icon?: React.ReactNode | (() => React.ReactNode);
}
interface SelectStates {
    visible: boolean;
    list: [ItemProps[]];
}
export default class Select extends React.Component<SelectProps, SelectStates> {
    prefixCls: string;
    static defaultProps: {
        title: any;
        icon: JSX.Element;
        placeholder: string;
        columnCount: number;
        maxHeight: number;
        placement: string;
        disabled: boolean;
        hiddenIcon: boolean;
        isMinRootWidth: boolean;
        isMaxRootWidth: boolean;
    };
    constructor(props: any);
    static getDerivedStateFromProps(nextProps: SelectProps): {
        list: any[];
    };
    /**
     * 设置显示与隐藏
     */
    triggerSelect: (status?: boolean) => void;
    onTriggerSelect: () => void;
    onSelecting(ev: React.MouseEvent | React.TouchEvent, item: any): void;
    renderTitle(): React.ReactElement<any, string | ((props: any) => React.ReactElement<any, string | any | (new (props: any) => React.Component<any, any, any>)>) | (new (props: any) => React.Component<any, any, any>)>;
    renderBottom(): React.ReactElement<any, string | ((props: any) => React.ReactElement<any, string | any | (new (props: any) => React.Component<any, any, any>)>) | (new (props: any) => React.Component<any, any, any>)>;
    /**
     * 下拉框内容
     */
    getSelectPopup(): JSX.Element;
    /**
     * 根据value获取当前的name,并显示出来
     * @returns {*}
     */
    getCurrentName(): React.ReactChild;
    render(): JSX.Element;
}
export {};