declare namespace Ext {
    export namespace panel {
        export interface ProxyConfig {
            insertProxy?: boolean;
            moveOnDrag?: boolean;
        }

        export class Proxy extends Ext.Base  {
            public panel?: Ext.panel.Panel;
            public constructor(panel?: Ext.panel.Panel, config?: object);
            public getEl(): Ext.dom.Element;
            public getGhost(): Ext.panel.Panel;
            public getProxy(): Ext.dom.Element;
            public hide(): void;
            public moveProxy(parentNode?: HTMLElement, before?: HTMLElement): void;
            public show(): void;
        }
    }
}