/// <summary>
/// 重置图层数据源
/// </summary>
/// <param name="pLayer"></param>
/// <param name="pNewWksp"></param>
/// <returns></returns>
public static bool ResetLayerDatasource(IDataLayer2 pLayer, IWorkspace pNewWksp)
{
if (pLayer == null || pNewWksp == null)
{
return(false);
}
//// 2012-06-15 张航宇
//// 直接获取Layer的数据源名称，从新的Workspace打开FeatureClass进行替换
//IDatasetName fClassName = pLayer.DataSourceName as IDatasetName;
//if (fClassName != null)
//{
// string strClassName = fClassName.Name;
// try
// {
// IFeatureClass fClass = (pNewWksp as IFeatureWorkspace).OpenFeatureClass(strClassName);
// pLayer.DataSourceName = (fClass as IDataset).FullName;
// }
// catch
// {
// return false;
// }
//}
IEnumDatasetName pEnumDsName = pNewWksp.get_DatasetNames(esriDatasetType.esriDTFeatureDataset);
IDatasetName pFtDsName = pEnumDsName.Next();
try
{
if (!pLayer.InWorkspace(pNewWksp))
{
IFeatureClassName pOldName = pLayer.DataSourceName as IFeatureClassName;
// 2012-06-15 张航宇
// 修改对没有Dataset的Workspace，直接将Workspace重置
if (pOldName != null)
{
if (pOldName.FeatureDatasetName == null || pFtDsName == null)
{
(pOldName as IDatasetName).WorkspaceName = (pNewWksp as IDataset).FullName as IWorkspaceName;
}
else
{
pOldName.FeatureDatasetName = pFtDsName;
pOldName.FeatureDatasetName.WorkspaceName = ((IDataset)pNewWksp).FullName as IWorkspaceName;
}
}
pLayer.Connect(pOldName as IName);
}
}
catch (Exception exp)
{
Hy.Common.Utility.Log.OperationalLogManager.AppendMessage(exp.ToString());
return(false);
}
return(true);
}
/// <summary>
/// 重置图层数据源
/// </summary>
/// <param name="pLayer"></param>
/// <param name="pNewWksp"></param>
/// <returns></returns>
public static bool ResetLayerDatasource2(IDataLayer2 pLayer, IWorkspace pNewWksp)
{
if (pLayer == null || pNewWksp == null)
{
return(false);
}
IEnumDataset pEnumDsName = pNewWksp.get_Datasets(esriDatasetType.esriDTFeatureDataset);
IDataset pFtDsName = pEnumDsName.Next();
IEnumDataset pEnumDs = pFtDsName.Subsets;
try
{
if (!pLayer.InWorkspace(pNewWksp))
{
IFeatureClassName pOldName = pLayer.DataSourceName as IFeatureClassName;
if (pOldName != null)
{
IDatasetName dsName = pOldName as IDatasetName;
IDataset pDs = null;
while ((pDs = pEnumDs.Next()) != null)
{
if (dsName.Name.Equals(pDs.Name, StringComparison.OrdinalIgnoreCase) ||
pDs.Name.Contains(dsName.Name.ToUpper()))
{
IFeatureLayer pFeatureLayer = pLayer as IFeatureLayer;
if (pFeatureLayer == null)
{
return(true);
}
pFeatureLayer.FeatureClass = pDs as IFeatureClass;
return(true);
}
}
}
}
}
catch (Exception exp)
{
Hy.Common.Utility.Log.OperationalLogManager.AppendMessage(exp.ToString());
return(false);
}
return(true);
}
/// <summary>
/// 重置图层数据源
/// </summary>
/// <param name="pLayer"></param>
/// <param name="pNewWksp"></param>
/// <returns></returns>
public static bool ResetLayerDatasource2(IDataLayer2 pLayer, IWorkspace pNewWksp)
{
if (pLayer == null || pNewWksp == null) return false;
IEnumDataset pEnumDsName = pNewWksp.get_Datasets(esriDatasetType.esriDTFeatureDataset);
IDataset pFtDsName = pEnumDsName.Next();
IEnumDataset pEnumDs = pFtDsName.Subsets;
try
{
if (!pLayer.InWorkspace(pNewWksp))
{
IFeatureClassName pOldName = pLayer.DataSourceName as IFeatureClassName;
if (pOldName != null)
{
IDatasetName dsName = pOldName as IDatasetName;
IDataset pDs = null;
while ((pDs = pEnumDs.Next()) != null)
{
if (dsName.Name.Equals(pDs.Name, StringComparison.OrdinalIgnoreCase) ||
pDs.Name.Contains(dsName.Name.ToUpper()))
{
IFeatureLayer pFeatureLayer = pLayer as IFeatureLayer;
if (pFeatureLayer == null) return true;
pFeatureLayer.FeatureClass = pDs as IFeatureClass;
return true;
}
}
}
}
}
catch (Exception exp)
{
Hy.Common.Utility.Log.OperationalLogManager.AppendMessage(exp.ToString());
return false;
}
return true;
}
/// <summary>
/// 重置图层数据源
/// </summary>
/// <param name="pLayer"></param>
/// <param name="pNewWksp"></param>
/// <returns></returns>
public static bool ResetLayerDatasource(IDataLayer2 pLayer, IWorkspace pNewWksp)
{
if (pLayer == null || pNewWksp == null) return false;
//// 2012-06-15 张航宇
//// 直接获取Layer的数据源名称，从新的Workspace打开FeatureClass进行替换
//IDatasetName fClassName = pLayer.DataSourceName as IDatasetName;
//if (fClassName != null)
//{
// string strClassName = fClassName.Name;
// try
// {
// IFeatureClass fClass = (pNewWksp as IFeatureWorkspace).OpenFeatureClass(strClassName);
// pLayer.DataSourceName = (fClass as IDataset).FullName;
// }
// catch
// {
// return false;
// }
//}
IEnumDatasetName pEnumDsName = pNewWksp.get_DatasetNames(esriDatasetType.esriDTFeatureDataset);
IDatasetName pFtDsName = pEnumDsName.Next();
try
{
if (!pLayer.InWorkspace(pNewWksp))
{
IFeatureClassName pOldName = pLayer.DataSourceName as IFeatureClassName;
// 2012-06-15 张航宇
// 修改对没有Dataset的Workspace，直接将Workspace重置
if (pOldName != null)
{
if (pOldName.FeatureDatasetName == null || pFtDsName == null)
{
(pOldName as IDatasetName).WorkspaceName = (pNewWksp as IDataset).FullName as IWorkspaceName;
}
else
{
pOldName.FeatureDatasetName = pFtDsName;
pOldName.FeatureDatasetName.WorkspaceName = ((IDataset)pNewWksp).FullName as IWorkspaceName;
}
}
pLayer.Connect(pOldName as IName);
}
}
catch (Exception exp)
{
Hy.Common.Utility.Log.OperationalLogManager.AppendMessage(exp.ToString());
return false;
}
return true;
}