declare namespace Ext {
    export namespace drag {
        export interface InfoConfig {
        }

        export class Info extends Ext.Base  {
            public cursor?: object;
            public element?: object;
            public eventTarget?: HTMLElement;
            public files?: FileList;
            public isNative?: boolean;
            public proxy?: object;
            public source?: Ext.drag.Source;
            public target?: Ext.drag.Target;
            public types?: string[];
            public valid?: boolean;
            public clearData(type?: string): void;
            public clone(): Ext.drag.Info;
            public getData(type?: string): Ext.Promise;
            public setData(type?: string, value?: object | CallableFunction): void;
        }
    }
}