import Popper, { Placement } from "../vendor/popper";
export type { Placement };
export interface PopperBinderParams {
    noFlip?: boolean;
    scrollFlip?: boolean;
    placement?: Placement;
    parentWidth?: boolean;
}
export declare class PopperBinder {
    params: PopperBinderParams;
    popper: Popper | null;
    triggerRef: any | null;
    menuRef: any | null;
    onUpdateCallbacks: (() => void)[];
    constructor(params: PopperBinderParams);
    handleUpdateMenuRef: (e: any | null) => void;
    handleUpdateTriggerRef: (e: any | null) => void;
    addOnUpdateCallback(newCB: () => void): void;
    removeOnUpdateCallback(oldCB: () => void): void;
    handleUpdate: () => void;
    hookPopper(triggerRef: any | null, menuRef: any | null): void;
    update(): void;
}