import { WidgetDetails } from "./WidgetDetails";
export declare class WidgetNode {
    key: any;
    value: WidgetDetails;
    leftNode: WidgetNode | null;
    rightNode: WidgetNode | null;
    height: number;
    constructor(key: any, value: WidgetDetails, leftNode: WidgetNode | null, rightNode: WidgetNode | null);
    addNode(passedNode: WidgetNode, node: WidgetNode | null, height: number): WidgetNode | null;
    rightRotate(y: WidgetNode | null): WidgetNode | null;
    leftRotate(x: WidgetNode | null): WidgetNode | null;
    getHeight(node: WidgetNode | null): number;
    getBalanceFactor(N: WidgetNode | null): number;
    getFromNode(id: number, node: WidgetNode | null): WidgetNode | null;
    removeNode(passedNode: WidgetNode | null, id: number): WidgetNode | null;
    countNodeBelow(root: WidgetNode | null): number;
    inOrderSuccessor(root: WidgetNode): WidgetNode;
}