declare namespace Ext {
    export namespace dd {
        export interface DragSourceConfig {
            animRepair?: boolean;
            ddGroup?: string;
            dropAllowed?: string;
            dropNotAllowed?: string;
            repairHighlightColor?: string;
        }

        export class DragSource extends Ext.dd.DDProxy  {
            public dragData?: object;
            public afterDragDrop(target?: Ext.dd.DragDrop, e?: Event, id?: string): void;
            public afterDragEnter(target?: Ext.dd.DragDrop, e?: Event, id?: string): void;
            public afterDragOut(target?: Ext.dd.DragDrop, e?: Event, id?: string): void;
            public afterDragOver(target?: Ext.dd.DragDrop, e?: Event, id?: string): void;
            public afterInvalidDrop(e?: Event, id?: string): void;
            public afterValidDrop(target?: object, e?: Event, id?: string): void;
            public beforeDragDrop(target?: Ext.dd.DragDrop, e?: Event, id?: string): boolean;
            public beforeDragEnter(target?: Ext.dd.DragDrop, e?: Event, id?: string): boolean;
            public beforeDragOut(target?: Ext.dd.DragDrop, e?: Event, id?: string): boolean;
            public beforeDragOver(target?: Ext.dd.DragDrop, e?: Event, id?: string): boolean;
            public beforeInvalidDrop(target?: Ext.dd.DragDrop, e?: Event, id?: string): boolean;
            public getDragData(e?: object): object;
            public getProxy(): Ext.dd.StatusProxy;
            public hideProxy(): void;
            public onBeforeDrag(data?: object, e?: Event): boolean;
            public onStartDrag(x?: number, y?: number): void;
        }
    }
}