// ArcGIS Snippet Title:
// Loop Through Layers of Specific UID
//
// Long Description:
// Stub code to loop through layers in a map where a specific UID is supplied.
//
// Add the following references to the project:
// ESRI.ArcGIS.Carto
// ESRI.ArcGIS.System
// System
//
// Intended ArcGIS Products for this snippet:
// ArcGIS Desktop (ArcEditor, ArcInfo, ArcView)
// ArcGIS Engine
// ArcGIS Server
//
// Applicable ArcGIS Product Versions:
// 9.2
// 9.3
// 9.3.1
// 10.0
//
// Required ArcGIS Extensions:
// (NONE)
//
// Notes:
// This snippet is intended to be inserted at the base level of a Class.
// It is not intended to be nested within an existing Method.
//
///<summary>Stub code to loop through layers in a map where a specific UID is supplied.</summary>
///
///<param name="map">An IMap interface in which the layers reside.</param>
///<param name="layerCLSID">A System.String that is the layer GUID type. For example: "{E156D7E5-22AF-11D3-9F99-00C04F6BC78E}" is the IGeoFeatureLayer.</param>
///
///<remarks>In order of the code to be useful the user needs to write their own code to use the layer in the TODO section.
///
/// The different layer GUID's and Interface's are:
/// "{AD88322D-533D-4E36-A5C9-1B109AF7A346}" = IACFeatureLayer
/// "{74E45211-DFE6-11D3-9FF7-00C04F6BC6A5}" = IACLayer
/// "{495C0E2C-D51D-4ED4-9FC1-FA04AB93568D}" = IACImageLayer
/// "{65BD02AC-1CAD-462A-A524-3F17E9D85432}" = IACAcetateLayer
/// "{4AEDC069-B599-424B-A374-49602ABAD308}" = IAnnotationLayer
/// "{DBCA59AC-6771-4408-8F48-C7D53389440C}" = IAnnotationSublayer
/// "{E299ADBC-A5C3-11D2-9B10-00C04FA33299}" = ICadLayer
/// "{7F1AB670-5CA9-44D1-B42D-12AA868FC757}" = ICadastralFabricLayer
/// "{BA119BC4-939A-11D2-A2F4-080009B6F22B}" = ICompositeLayer
/// "{9646BB82-9512-11D2-A2F6-080009B6F22B}" = ICompositeGraphicsLayer
/// "{0C22A4C7-DAFD-11D2-9F46-00C04F6BC78E}" = ICoverageAnnotationLayer
/// "{6CA416B1-E160-11D2-9F4E-00C04F6BC78E}" = IDataLayer
/// "{0737082E-958E-11D4-80ED-00C04F601565}" = IDimensionLayer
/// "{48E56B3F-EC3A-11D2-9F5C-00C04F6BC6A5}" = IFDOGraphicsLayer
/// "{40A9E885-5533-11D0-98BE-00805F7CED21}" = IFeatureLayer
/// "{605BC37A-15E9-40A0-90FB-DE4CC376838C}" = IGdbRasterCatalogLayer
/// "{E156D7E5-22AF-11D3-9F99-00C04F6BC78E}" = IGeoFeatureLayer
/// "{34B2EF81-F4AC-11D1-A245-080009B6F22B}" = IGraphicsLayer
/// "{EDAD6644-1810-11D1-86AE-0000F8751720}" = IGroupLayer
/// "{D090AA89-C2F1-11D3-9FEF-00C04F6BC6A5}" = IIMSSubLayer
/// "{DC8505FF-D521-11D3-9FF4-00C04F6BC6A5}" = IIMAMapLayer
/// "{34C20002-4D3C-11D0-92D8-00805F7C28B0}" = ILayer
/// "{E9B56157-7EB7-4DB3-9958-AFBF3B5E1470}" = IMapServerLayer
/// "{B059B902-5C7A-4287-982E-EF0BC77C6AAB}" = IMapServerSublayer
/// "{82870538-E09E-42C0-9228-CBCB244B91BA}" = INetworkLayer
/// "{D02371C7-35F7-11D2-B1F2-00C04F8EDEFF}" = IRasterLayer
/// "{AF9930F0-F61E-11D3-8D6C-00C04F5B87B2}" = IRasterCatalogLayer
/// "{FCEFF094-8E6A-4972-9BB4-429C71B07289}" = ITemporaryLayer
/// "{5A0F220D-614F-4C72-AFF2-7EA0BE2C8513}" = ITerrainLayer
/// "{FE308F36-BDCA-11D1-A523-0000F8774F0F}" = ITinLayer
/// "{FB6337E3-610A-4BC2-9142-760D954C22EB}" = ITopologyLayer
/// "{005F592A-327B-44A4-AEEB-409D2F866F47}" = IWMSLayer
/// "{D43D9A73-FF6C-4A19-B36A-D7ECBE61962A}" = IWMSGroupLayer
/// "{8C19B114-1168-41A3-9E14-FC30CA5A4E9D}" = IWMSMapLayer
///</remarks>
public void LoopThroughLayersOfSpecificUID(ESRI.ArcGIS.Carto.IMap map, System.String layerCLSID)
{
if (map == null || layerCLSID == null)
{
return;
}
ESRI.ArcGIS.esriSystem.IUID uid = new ESRI.ArcGIS.esriSystem.UIDClass();
uid.Value = layerCLSID; // Example: "{E156D7E5-22AF-11D3-9F99-00C04F6BC78E}" = IGeoFeatureLayer
try
{
ESRI.ArcGIS.Carto.IEnumLayer enumLayer = map.get_Layers(((ESRI.ArcGIS.esriSystem.UID)(uid)), true); // Explicit Cast
enumLayer.Reset();
ESRI.ArcGIS.Carto.ILayer layer = enumLayer.Next();
cboLayers.Items.Clear();
lstLayers.Clear();
while (!(layer == null))
{
IFeatureLayer featureLayer = (IFeatureLayer)layer;
if (featureLayer.FeatureClass.ShapeType == esriGeometryType.esriGeometryPolygon)
{
cboLayers.Items.Add(layer.Name);
lstLayers.Add(layer);
}
layer = enumLayer.Next();
}
if (cboLayers.Items.Count > 0)
{
cboLayers.SelectedIndex = 0;
}
}
catch (System.Exception ex)
{
//System.Windows.Forms.MessageBox.Show("No layers of type: " + uid.Value.ToString);
}
}
private ILayer getLayerByName(string name)
{
UID pid = new UID();
pid.Value = "{E156D7E5-22AF-11D3-9F99-00C04F6BC78E}";
ESRI.ArcGIS.Carto.IMap map = ArcMap.Document.ActiveView.FocusMap;
IEnumLayer layers = map.get_Layers(pid, true);
ILayer curLayer = layers.Next();
while (curLayer != null)
{
//System.Windows.Forms.MessageBox.Show("curLayer name is " + curLayer.Name);
if (curLayer.Name == name)
{
return(curLayer);
}
curLayer = layers.Next();
}
return(null);
}
public bool CreateMxd(string sMxdTemplate,
string sPathToMXD,
string ArcGISServer,
string sMxdFile,
string sDBConn,
string sDataSet,
bool bSde)
{
if (sMxdTemplate.Length > 0)
{
_sMxdTemplate = sMxdTemplate;
}
_sPathToMXD = sPathToMXD;
_ArcGISServer = ArcGISServer;
ESRI.ArcGIS.Carto.IMap pMap = null;
IFeatureClass pOldFC = null;
string fcName = String.Empty;
string sSuffix = String.Empty;
IWorkspaceFactory2 wsf = null;
IWorkspace2 ws2 = null;
IFeatureWorkspace fws = null;
IWorkspace ws = null;
try
{
if (bSde)
{
// Get WS for SDE
ws = ArcSdeWorkspaceFromFile(sDBConn);
}
else
{
// Get WS from file GDB.
wsf = new FileGDBWorkspaceFactoryClass() as IWorkspaceFactory2;
//if locks on gdb only path is passed in
string fileGdb = sDBConn.Contains(".gdb") ? sDBConn : sDBConn;
if (wsf.IsWorkspace(fileGdb))
{
ws = wsf.OpenFromFile(fileGdb, 0);
}
}
if (ws == null)
{
return(false);
}
// Check if Mxd already exists
if (File.Exists(sMxdFile))
{
return(false);
}
// Create a Mxd from Overlays Template
pMap = PrivateCreateMxd(sMxdFile);
ws2 = (IWorkspace2)ws;
fws = (IFeatureWorkspace)ws;
// Loop through all layers in MXD and repoint data source to OverlayGDB Features
IEnumLayer pEnumLayer = pMap.get_Layers(null, true);
pEnumLayer.Reset();
ILayer pLayer = pEnumLayer.Next();
while (pLayer != null)
{
if (!(pLayer is IFeatureLayer))
{
pLayer = pEnumLayer.Next();
continue;
}
// Cast pLayer to featurelayer
IFeatureLayer pMapFeatureLayer = (IFeatureLayer)pLayer;
pOldFC = pMapFeatureLayer.FeatureClass;
if (pOldFC == null)
{
pLayer = pEnumLayer.Next();
continue;
}
// Get FC name
IDataset pDS = (IDataset)pOldFC;
fcName = pDS.Name;
// Feature Class: <Dataset>_osm_pt, <Dataset>_osm_ln, <Dataset>_osm_ply
sSuffix = fcName.Substring(fcName.IndexOf("_osm_"));
if (String.IsNullOrEmpty(sSuffix))
{
continue;
}
// Check if feature class exists in GDB
if (ws2.get_NameExists(esriDatasetType.esriDTFeatureClass, sDataSet + sSuffix))
{
// Get feature class
IFeatureClass ipFC = fws.OpenFeatureClass(sDataSet + sSuffix);
IFeatureLayer ipFL = (IFeatureLayer)pLayer;
// Create IMapAdmin2 from pMap
IMapAdmin2 pMapAdmin2 = (IMapAdmin2)pMap;
// Change FeatureClass of layer to FC in FGDB
ipFL.FeatureClass = ipFC;
pMapAdmin2.FireChangeFeatureClass(pOldFC, ipFC);
COMUtil.ReleaseObject(ipFC);
ipFC = null;
COMUtil.ReleaseObject(ipFL);
ipFL = null;
}
else
{
// Remove layer from map
pMap.DeleteLayer(pLayer);
}
pLayer = pEnumLayer.Next();
}
SaveMXD(sMxdFile, pMap);
return(true);
}
catch (System.Runtime.InteropServices.COMException cx)
{
throw cx;
}
catch (Exception ex)
{
throw ex;
}
finally
{
COMUtil.ReleaseObject(pOldFC);
COMUtil.ReleaseObject(fws);
COMUtil.ReleaseObject(ws2);
COMUtil.ReleaseObject(ws);
COMUtil.ReleaseObject(pMap);
COMUtil.ReleaseObject(wsf);
pOldFC = null;
fws = null;
ws2 = null;
ws = null;
wsf = null;
pMap = null;
_pMapDocument = null;
//Do not make any call to ArcObjects after ShutDownApplication()
if (m_AOLicenseInitializer != null)
{
m_AOLicenseInitializer.ShutdownApplication();
}
m_AOLicenseInitializer = null;
}
}
