/**
 * Utility functions for managing property editor UI state updates
 * when values are set programmatically.
 */
/**
 * Interface for items that can be selected/checked
 */
export interface UmbSelectableItem {
    value: string;
    selected?: boolean;
    checked?: boolean;
}
/**
 * Updates the selected state of items based on current selection.
 * This function is for internal use only within the property-editors package and should not be exposed
 * to external consumers to avoid unwanted external dependencies.
 * @internal
 * @template T
 * @param {T[]} items - Array of items to update
 * @param {string[]} selection - Array of selected values
 * @param {'selected' | 'checked'} stateProperty - Property name to update ('selected' or 'checked')
 * @returns {T[]} New array with updated state, or original array if no changes needed
 */
export declare function updateItemsSelectedState<T extends UmbSelectableItem>(items: T[], selection: string[], stateProperty?: 'selected' | 'checked'): T[];
/**
 * Helper function to ensure a value is an array
 * @param {string | string[] | null | undefined} value - Value to convert to array
 * @returns {string[]} Array representation of the value
 */
export declare function ensureArray(value: string | string[] | null | undefined): string[];