import { Widget } from '../../core/widget';
export declare class VirtualGroup extends Widget {
    static xtype: string;
    static EVENT_CHANGE: string;
    addItems<T>(items: T[]): void;
    prependItems<T>(items: T[]): void;
    getNotSelectedValue<T>(): T[];
    getValue<T>(): T[];
    populate(items?: any, ...args: any[]): void;
}