这是《插件式GIS应用框架的设计与实现——基于C#和AE+9.2》这本书所带的源码，虽然采用的ArcGIS9.2的接口，但是里面的设计思路是值得学习的-This is a " plug-in the Design and Implementation of GIS application fr a mework- based on C# and AE+9.2" , this book comes with the source code, although the use of