import React from 'react';
import './index.less';
export interface ColumnType {
    title?: string;
    dataIndex?: string;
    key?: string;
}
export interface ColumnItem extends Pick<ColumnType, 'title' | 'key'> {
    checked?: boolean;
}
export declare const getColumnKey: (column: ColumnType) => string;
export interface ColumnPopoverProps {
    columnList?: ColumnItem[];
    onCancel?: () => void;
    onSave?: (list: ColumnItem[]) => void;
    visible?: boolean;
}
declare const ColumnPopover: ({ columnList, visible, onCancel: propsOnCancel, onSave: propsOnSave, }: ColumnPopoverProps) => React.JSX.Element;
export default ColumnPopover;