public void Drop(System.Runtime.InteropServices.ComTypes.IDataObject pDataObj, int grfKeyState, Point pt, ref int pdwEffect)
        {
            AsyncDataObject pADataObject = new AsyncDataObject(pDataObj);

            pADataObject.SetAsyncMode(true);
            _oldDropTarget.Drop(pADataObject, grfKeyState, pt, ref pdwEffect);
        }
 public void Drop(System.Runtime.InteropServices.ComTypes.IDataObject pDataObj, int grfKeyState, Point pt, ref int pdwEffect)
 {
     AsyncDataObject pADataObject = new AsyncDataObject(pDataObj);
     pADataObject.SetAsyncMode(true);
     ExplorerBrowser.SysListviewDT.Drop(pADataObject, grfKeyState, pt, ref pdwEffect);
 }