import { Widget } from '../../core/widget';
export declare class CustomTree extends Widget {
    static xtype: string;
    static EVENT_CHANGE: string;
    initTree(nodes: any, ...args: any[]): void;
    stroke(...args: any[]): void;
    populate(nodes: any, ...args: any[]): void;
    getAllButtons<T>(): T[];
    getAllLeaves<T>(): T[];
    getNodeById(id: any): any;
    getNodeByValue(value: any): any;
    getValue<T>(): T[];
}