ArcEngine编辑功能（五）

　　今天希望用自己编的编辑模块编辑一下Geodatabase中的要素图层，因为属性编辑框用的是一个CommandClass所以自己以为应该没有问题，应该可以显示关联关系信息。但是点击几下要素都没有显示属性内容，点多了窗体就自动消失！很是莫名！难道是ArcEngine没封装好？

　　找了资料，原来是这样：

Description The CLSID of this command is: {A554ADBC-D0DD-469A-8A95-B4CEED0794C3}. This command works with the ToolbarControl, PageLayoutControl and MapControl. If the ArcGIS Engine application using this command is initialized with an ArcGIS Engine Runtime license or an ArcView license, this command can be used to edit shapefiles and personal geodatabases. If the ArcGIS Engine application using this command is initialized with an ArcGIS Engine GeoDatabase Editing license, or ArcEditor or ArcInfo, this command can be used to edit data within an enterprise geodatabase.是许可的原因