将程序中的FeatureLayer转到本地shapefile文件，方便数据输出使用。

using ESRI.ArcGIS.esriSystem;
using ESRI.ArcGIS.Geodatabase;

//sFileName：shapefile保存的路径及名称

//pFC：要输出FeatureLayer的FeatureClass属性

public static void OperateConvertToShape(string sFileName, IFeatureClass pFC)

{

try

{

string str = sFileName;

string str2 = str.Substring(str.LastIndexOf(@"\") + 1);

string str3 = str.Substring(0, (str.Length - str2.Length) - 1);

IPropertySet set = new PropertySetClass();

set.SetProperty("DATABASE", str3);

IWorkspaceName pWorkSpaceName = new WorkspaceNameClass();

pWorkSpaceName.ConnectionProperties = set;

pWorkSpaceName.WorkspaceFactoryProgID = "esriDataSourcesFile.shapefileWorkspaceFactory.1";

IFeatureClassName pFeatureClassName = new FeatureClassNameClass();

IDatasetName pDatasetName = pFeatureClassName as IDatasetName;

pDatasetName.Name = str2;

pDatasetName.WorkspaceName = pWorkSpaceName;

IDataset dataset = pFC as IDataset;

IWorkspaceName sWorkSpaceName = new WorkspaceNameClass();

sWorkSpaceName.ConnectionProperties = dataset.Workspace.ConnectionProperties;

IWorkspaceFactory pFWorkFactory =dataset.Workspace.WorkspaceFactory;

if (pFWorkFactory .GetType().Name.ToUpper().IndexOf("ACCESS")>-1)

{

sWorkSpaceName.WorkspaceFactoryProgID = "esriDataSourcesGDB.AccessWorkspaceFactory.1";

}

else if (pFWorkFactory.GetType().Name.ToUpper().IndexOf("FILEGDB") > -1)

{

sWorkSpaceName.WorkspaceFactoryProgID = "esriDataSourcesGDB.FileGDBWorkspaceFactory.1";

}

else if (pFWorkFactory.GetType().Name.ToUpper().IndexOf("SDE") > -1)

{

sWorkSpaceName.WorkspaceFactoryProgID = "esriDataSourcesGDB.SdeWorkspaceFactory.1";

}

IFeatureClassName sFeatureClassName = new FeatureClassNameClass();

IDatasetName sDatasetName = sFeatureClassName as IDatasetName;

sDatasetName.Name = dataset.Name;

sDatasetName.WorkspaceName = sWorkSpaceName;

new FeatureDataConverterClass().ConvertFeatureClass(sFeatureClassName, null, null, pFeatureClassName, null, null, "", 0x3e8, 0);

MessageBox.Show("shape文件输出完毕！", "信息", MessageBoxButtons.OK, MessageBoxIcon.Information);

}

catch (Exception exception)

{

MessageBox.Show(exception.Message, "提示", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);

}

}