/**-----------------------------------------------------------------------------------------
* Copyright © 2025 Progress Software Corporation. All rights reserved.
* Licensed under commercial license. See LICENSE.md in the project root for more information
*-------------------------------------------------------------------------------------------*/
/**
 * Represents the filter settings for the TreeView component.
 */
export interface TreeViewFilterSettings {
    /**
     * Sets the filter operator for comparing values.
     *
     * You can use a string operator or a custom matcher function.
     *
     */
    operator?: 'contains' | 'doesnotcontain' | 'startswith' | 'doesnotstartwith' | 'endswith' | 'doesnotendwith' | MatcherFunction;
    /**
     * Specifies if the string comparison ignores case.
     *
     * @default true
     */
    ignoreCase?: boolean;
    /**
     * Sets the filtering mode. In `"strict"` mode, the TreeView shows only matching nodes without any child nodes. In `"lenient"` mode, the TreeView includes all child nodes of each filter match.
     *
     * @default "lenient"
     */
    mode?: "strict" | "lenient";
}
/**
 * Represents a function that checks if a match is valid based on a source text and a term.
 *
 * @example
 * ```typescript
 * const matcher: MatcherFunction = (dataItem: object, searchTerm: string) => dataItem.firstName.indexOf(searchTerm) >= 0;
 * ```
 */
export type MatcherFunction = (dataItem: any, term: string, ignoreCase?: boolean) => boolean;
/**
 * @hidden
 */
export declare const DEFAULT_FILTER_SETTINGS: TreeViewFilterSettings;