export declare const nodeEvents: {
    opened: string;
    closed: string;
    focus: string;
    toggle: string;
    blur: string;
    edit: string;
};
export declare const checkboxEvents: {
    checked: string;
    unchecked: string;
};
export declare const dragEvents: {
    start: string;
    end: string;
    enter: string;
    leave: string;
    over: string;
    drop: string;
};