declare namespace Ext {
    export namespace grid {
        export namespace locking {
            export interface ViewConfig {
                focusCls?: string;
                listeners?: object;
                tabIndex?: number;
            }

            export class View extends Ext.Base  {
                public isLockingView?: boolean;
                public onBindStore(store?: Ext.data.Store): void;
            }
        }
    }
}