declare namespace Ext {
    export namespace layout {
        export namespace container {
            export interface AccordionConfig {
                activeOnTop?: boolean;
                align?: string;
                alignRoundingMethod?: "round" | "floor" | "ceil";
                animate?: boolean;
                animatePolicy?: object;
                autoWidth?: boolean;
                childEls?: object | string[] | object[];
                collapseFirst?: boolean;
                constrainAlign?: boolean;
                enableSplitters?: boolean;
                fill?: boolean;
                hideCollapseTool?: boolean;
                itemCls?: string;
                multi?: boolean;
                overflowHandler?: string | Ext.layout.container.boxOverflow.None;
                pack?: string;
                padding?: string;
                stretchMaxPartner?: string | Ext.Component;
                titleCollapse?: boolean;
                vertical?: boolean;
                wrapOver?: boolean;
            }

            export class Accordion extends Ext.layout.container.VBox  {
            }
        }
    }
}