arcengine中图层路径的访问与修改

当图层可以正常访问时,可以通过如下方式得到图层的数据源路径rnIFeature pFeatureLayer = ( IFeatureLayer ) pLayer;rnIFeature fc = ( IFeatureClass ) pFeatureLayer.FeatureClass;rnfds = ( IFeatureDataset ) fc.FeatureDataset;rnws = ( IWo