export class HeaderCell extends React.Component { static getDerivedStateFromProps(nextProps: any, prevState: any): { badgeVisible: boolean; }; constructor(props: any); onClick(event: any): void; onFilterChange(e: any): void; onMouseDown(event: any): void; onResizerMouseDown(event: any): void; onKeyDown(event: any): void; filterTimeout: any; getMultiSortMetaDataIndex(): number; getAriaSort(sorted: any, sortOrder: any): "none" | "descending" | "ascending" | null; isSortableDisabled(): any; isSingleSorted(): boolean; renderSortIcon(sorted: any, sortOrder: any): JSX.Element | null; renderSortBadge(sortMetaDataIndex: any): JSX.Element | null; el: HTMLTableHeaderCellElement | null | undefined; } import React from "react";