import { CollectionStateBase, FocusStrategy, Key } from "@react-types/shared";
import { ComboBoxProps, MenuTriggerAction } from "@react-types/combobox";
import { FormValidationState } from "@react-stately/form";
import { SingleSelectListState } from "@react-stately/list";
import { OverlayTriggerState } from "@react-stately/overlays";
export interface ComboBoxState<T> extends SingleSelectListState<T>, OverlayTriggerState, FormValidationState {
    /** The default selected key. */
    readonly defaultSelectedKey: Key | null;
    /** The current value of the combo box input. */
    inputValue: string;
    /** The default value of the combo box input. */
    defaultInputValue: string;
    /** Sets the value of the combo box input. */
    setInputValue(value: string): void;
    /** Selects the currently focused item and updates the input value. */
    commit(): void;
    /** Controls which item will be auto focused when the menu opens. */
    readonly focusStrategy: FocusStrategy | null;
    /** Whether the select is currently focused. */
    readonly isFocused: boolean;
    /** Sets whether the select is focused. */
    setFocused(isFocused: boolean): void;
    /** Opens the menu. */
    open(focusStrategy?: FocusStrategy | null, trigger?: MenuTriggerAction): void;
    /** Toggles the menu. */
    toggle(focusStrategy?: FocusStrategy | null, trigger?: MenuTriggerAction): void;
    /** Resets the input value to the previously selected item's text if any and closes the menu.  */
    revert(): void;
}
type FilterFn = (textValue: string, inputValue: string) => boolean;
export interface ComboBoxStateOptions<T> extends Omit<ComboBoxProps<T>, 'children'>, CollectionStateBase<T> {
    /** The filter function used to determine if a option should be included in the combo box list. */
    defaultFilter?: FilterFn;
    /** Whether the combo box allows the menu to be open when the collection is empty. */
    allowsEmptyCollection?: boolean;
    /** Whether the combo box menu should close on blur. */
    shouldCloseOnBlur?: boolean;
}
/**
 * Provides state management for a combo box component. Handles building a collection
 * of items from props and manages the option selection state of the combo box. In addition, it tracks the input value,
 * focus state, and other properties of the combo box.
 */
export function useComboBoxState<T extends object>(props: ComboBoxStateOptions<T>): ComboBoxState<T>;

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