import { OneDArray, TColumn, TwoDArray } from './types';
import Base from './base';
import { UserConfig } from './config';
import { Component, ComponentChild, RefObject } from 'preact';
declare class Header extends Base {
  private _columns;
  constructor();
  get columns(): OneDArray<TColumn>;
  set columns(columns: OneDArray<TColumn>);
  get visibleColumns(): OneDArray<TColumn>;
  /**
   * Tries to automatically adjust the width of columns based on:
   *    - Header cell content
   *    - Cell content of the first row
   *    - Cell content of the last row
   *
   * @param container
   * @param tableRef
   * @param tempRef
   * @param autoWidth
   */
  adjustWidth(
    container: Element,
    tableRef: RefObject<Component>,
    tempRef: RefObject<HTMLDivElement>,
    autoWidth?: boolean,
  ): this;
  private setSort;
  private setFixedHeader;
  private setID;
  private populatePlugins;
  static fromColumns(
    columns: OneDArray<TColumn | string | ComponentChild>,
  ): Header;
  static fromUserConfig(userConfig: UserConfig): Header | null;
  static fromHTMLTable(element: HTMLElement): Header;
  /**
   * Converts the tree-like format of Header to a tabular format
   *
   * Example:
   *
   *    H1
   *      H1-H1
   *      H1-H2
   *    H2
   *      H2-H1
   *
   *    becomes:
   *      [
   *        [H1, H2],
   *        [H1-H1, H1-H2, H2-H1]
   *      ]
   *
   * @param columns
   */
  static tabularFormat(columns: OneDArray<TColumn>): TwoDArray<TColumn>;
  /**
   * Returns an array of leaf columns (last columns in the tree)
   *
   * @param columns
   */
  static leafColumns(columns: OneDArray<TColumn>): OneDArray<TColumn>;
  /**
   * Returns the maximum depth of a column tree
   * @param column
   */
  static maximumDepth(column: TColumn): number;
}
export default Header;