/// <reference types="react" />
export declare const useTree: (defaultData: any, { keyExpr, multiSelect }: {
    keyExpr: any;
    multiSelect?: boolean;
}) => {
    treeData: any;
    setTreeData: import("react").Dispatch<any>;
    selectids: string[];
    selectState: {
        ids: string[];
        select: (...keys: (string | number)[]) => void;
        deselect: (...keys: (string | number)[]) => void;
        toggle: (key: string | number) => void;
        reset: (...keys: (string | number)[]) => void;
        isSelected: (key: string | number) => boolean;
    };
    selectToggle: (key: any) => void;
    singleSelect: (key: any) => void;
    expandedids: string[];
    expandState: {
        ids: string[];
        select: (...keys: (string | number)[]) => void;
        deselect: (...keys: (string | number)[]) => void;
        toggle: (key: string | number) => void;
        reset: (...keys: (string | number)[]) => void;
        isSelected: (key: string | number) => boolean;
    };
};
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