import * as React from 'react';
import type { TreeSelectContextValue, TreeSelectNode, TreeSelectProps } from './types.js';
/** Default `filter`: case-insensitive substring match on the node's `label ?? value`. */
export declare function defaultTreeSelectFilter(node: TreeSelectNode, inputValue: string): boolean;
/** Default `getMatchCountLabel`: `"1 match available"` / `"3 matches available"`. */
export declare function defaultGetMatchCountLabel(count: number): string;
export declare const TreeSelectProvider: React.FC<TreeSelectContextValue & {
    children: React.ReactNode;
}>, useTreeSelectContext: (consumerName: string) => TreeSelectContextValue;
/**
 * Root of a tree select: a `role="combobox"` trigger whose popup is a WAI-ARIA `treeview` for picking from hierarchical `collection` data, driving virtual focus via `aria-activedescendant` and cascading checks through `valueStrategy`.
 *
 * @example
 * ```tsx
 * const REGIONS = [
 *   { value: 'emea', label: 'EMEA', children: [{ value: 'uk', label: 'United Kingdom' }] },
 * ];
 *
 * <TreeSelect collection={REGIONS} multiple valueStrategy="shallowest">
 *   <TreeSelectTrigger>
 *     <TreeSelectValue placeholder="Pick regions" />
 *   </TreeSelectTrigger>
 *   <TreeSelectPortal>
 *     <TreeSelectContent>
 *       <TreeSelectInput placeholder="Filter regions…" />
 *       <TreeSelectTree aria-label="Regions" />
 *       <TreeSelectEmpty>No regions match</TreeSelectEmpty>
 *     </TreeSelectContent>
 *   </TreeSelectPortal>
 * </TreeSelect>
 * ```
 */
export declare function TreeSelect(treeSelectProps: TreeSelectProps): React.JSX.Element;
export declare namespace TreeSelect {
    var displayName: string;
}