Geodatabase - 打开要素类

 1 string dbPath = @"G:\doc\gis\1.400\data\pdb.mdb";
 2 ESRI.ArcGIS.Geodatabase.IWorkspaceFactory wsf = new ESRI.ArcGIS.DataSourcesGDB.AccessWorkspaceFactoryClass();
 3 ESRI.ArcGIS.Geodatabase.IWorkspace ws = wsf.OpenFromFile(dbPath, 0);
 4 ESRI.ArcGIS.Geodatabase.IEnumDataset eds = ws.get_Datasets(ESRI.ArcGIS.Geodatabase.esriDatasetType.esriDTAny);
 5 ESRI.ArcGIS.Geodatabase.IDataset ds = null;
 6 while ((ds = eds.Next()) != null) {
 7     //要素类.
 8     if (ds.Type == ESRI.ArcGIS.Geodatabase.esriDatasetType.esriDTFeatureClass)
 9         MessageBox.Show(ds.Name);
10     //要素数据集.
11     else if (ds.Type == ESRI.ArcGIS.Geodatabase.esriDatasetType.esriDTFeatureDataset) {
12         ESRI.ArcGIS.Geodatabase.IEnumDataset subEDS = ds.Subsets;
13         ESRI.ArcGIS.Geodatabase.IDataset sds;
14         while ((sds = subEDS.Next()) != null) {
15         MessageBox.Show("sub:" + sds.Name);
16         }
17     }
18     else {
19 
20     }
21 }