declare namespace Ext {
    export namespace data {
        export interface StoreManagerConfig {
            allowFunctions?: boolean;
            defaultSortDirection?: string;
            multiSortLimit?: number;
            sorters?: Ext.util.Sorter[] | object[];
            sortRoot?: string;
        }

        export class StoreManager extends Ext.util.MixedCollection  {
            public lookup(store?: string | object, defaultType?: string): Ext.data.Store;
            public register(stores?: Ext.data.Store): void;
            public setListeners(listeners?: object): void;
            public unregister(stores?: string | object): void;
        }
    }
}