//3/10/2009 删除工作空间内的所有要素类
public static void DeleteAllFeatCls(IWorkspace pworkspace)
{
IEnumDataset pEnumFeatDataset = default(IEnumDataset);
IDataset pDataset = default(IDataset);
IFeatureDataset pFeatDataset = default(IFeatureDataset);
pEnumFeatDataset = pworkspace.get_Datasets(esriDatasetType.esriDTAny);
pEnumFeatDataset.Reset();
pDataset = pEnumFeatDataset.Next();
while ((pDataset != null))
{
if (pDataset.CanDelete())
{
if (pDataset.Type == esriDatasetType.esriDTFeatureDataset)
{
pFeatDataset = (IFeatureDataset)pDataset;
pFeatDataset.Delete();
}
else
{
pDataset.Delete();
}
//pDataset.Delete()
pDataset = pEnumFeatDataset.Next();
}
}
}
/// <summary>
/// 删除工作空间里的所有要素
/// </summary>
/// <param name="workspace">工作空间</param>
public void DeleteAllFeatureClass(IWorkspace workspace)
{
IEnumDataset enumDataset = workspace.get_Datasets(esriDatasetType.esriDTAny);
enumDataset.Reset();
IDataset dataset = enumDataset.Next();
while (dataset != null)
{
if (dataset.CanDelete())
{
if (dataset.Type == esriDatasetType.esriDTFeatureDataset)
{
IFeatureDataset featureDataset = dataset as IFeatureDataset;
featureDataset.Delete();
}
else
{
dataset.Delete();
}
dataset = enumDataset.Next();
}
}
}
private static void WriteOutputBack(IFeatureDataset theInFDataset, IFeatureDataset theOutFDataset)
{
//Debug.Print("Can delete " + theInFDataset.Name + "? " + theInFDataset.CanDelete());
//Debug.Print("Can rename " + theOutFDataset.Name + "? " + theOutFDataset.CanRename());
string origName = theInFDataset.Name;
theInFDataset.Delete();
theOutFDataset.Rename(origName);
IEnumDataset theEnumDS = theOutFDataset.Subsets;
IDataset theDS = theEnumDS.Next();
while (theDS != null)
{
//Debug.Print("Need to rename " + theDS.Name);
string theNewName = theDS.Name;
while (theNewName.EndsWith("_1"))
theNewName = theNewName.Substring(0, theNewName.Length - 2);
theDS.Rename(theNewName);
//Debug.Print("Renamed to " + theNewName);
theDS = theEnumDS.Next();
}
}