Drag and Drop Component Suite 3.7 一套简化拖放操作的组件包，使你开发的程序很容易就支持shell的拖放操作，虽然很老了，不过也支持Delphi 7。-Drag and Drop Component Suite 3.7 simplified set of drag and drop components of the package, allows you to the program is very easy to drag and drop support