/**
 * @license
 *-------------------------------------------------------------------------------------------
 * Copyright © 2026 Progress Software Corporation. All rights reserved.
 * Licensed under commercial license. See LICENSE.md in the package root for more information
 *-------------------------------------------------------------------------------------------
 */
/**
 * @hidden
 */
export declare class TreeFieldsService {
    focusIdField: string | undefined;
    private expandField;
    private selectField;
    private childrenField;
    private hasChildrenField;
    private textField;
    private disableField;
    private checkField;
    private checkIndeterminateField;
    constructor(treeViewProps: any);
    expanded(item: any): boolean | undefined;
    selected(item: any): boolean | undefined;
    text(item: any): string | undefined;
    disabled(item: any): boolean | undefined;
    hasChildren(item: any): boolean | undefined;
    children(item: any): any[];
    checked(item: any): boolean | undefined;
    checkIndeterminate(item: any): boolean | undefined;
    focusId(item: any): any;
    getChildrenField(): string;
}