/**
 * Options for the shared combobox state hook.
 */
export interface UseComboboxOptions<T extends string = string> {
    value: T;
    onChange: (value: T) => void;
    /**
     * Prevent opening the popover and committing selections.
     */
    disabled?: boolean;
}
/**
 * State and prop helpers returned by useCombobox.
 */
export interface UseComboboxReturn {
    open: boolean;
    setOpen: (open: boolean) => void;
    handleSelect: (value: string) => void;
    popoverProps: {
        open: boolean;
        onOpenChange: (open: boolean) => void;
    };
    triggerProps: {
        role: 'combobox';
        'aria-expanded': boolean;
    };
}
/**
 * Shared combobox state and behavior for Popover-based selectors.
 * Handles open/close state and selection with auto-close.
 */
export declare function useCombobox<T extends string = string>(options: UseComboboxOptions<T>): UseComboboxReturn;
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