/**-----------------------------------------------------------------------------------------
* Copyright © 2024 Progress Software Corporation. All rights reserved.
* Licensed under commercial license. See LICENSE.md in the project root for more information
*-------------------------------------------------------------------------------------------*/
import { ColumnBase } from "./column-base";
/**
 * @hidden
 */
export declare const expandColumns: (columns: Array<ColumnBase>) => Array<ColumnBase>;
/**
 * @hidden
 */
export declare const expandColumnsWithSpan: (columns: Array<ColumnBase>) => Array<ColumnBase>;
/**
 * @hidden
 */
export declare const columnsToRender: (columns: Array<ColumnBase>) => Array<ColumnBase>;
/**
 * @hidden
 */
export declare const sumColumnWidths: (array: Array<any>) => number;
/**
 * @hidden
 */
export declare const columnsSpan: (array: Array<any>) => number;
/**
 * @hidden
 */
export declare const isValidFieldName: (fieldName: string) => boolean;
/**
 * @hidden
 */
export declare const children: (column: any) => any;
/**
 * @hidden
 */
export declare const leafColumns: (columns: any) => any;
/**
 * @hidden
 */
export declare const someLeafColumn: (callback: any, ...columns: any[]) => boolean;
/**
 * @hidden
 */
export declare const resizableColumns: (columns: any) => any;
/**
 * @hidden
 */
export declare const sortColumns: (columns: Array<ColumnBase>) => Array<ColumnBase>;
/**
 * @hidden
 */
export declare const isInSpanColumn: (column: ColumnBase) => boolean;