public override TypeConverter.StandardValuesCollection GetStandardValues(ITypeDescriptorContext context)
{
if (context == null)
{
return(null);
}
if (context.Instance == null)
{
return(null);
}
// FeatureClass::ShapeFieldName, AreaFieldName, LengthFieldName, ShapeFieldName
// GeometricNetworkControllerMembership::EnabledFieldName, AncillaryRoleFieldName
// IndexField::Name
// ObjectClass::OIDFieldName, GlobalIDFieldName, RasterFieldName, SubtypeFieldName, OIDFieldName, GlobalIDFieldName
// RelationshipClass::OriginPrimary, OriginForeign, DestinationPrimary, DestinationForeign
// SubtypeField::FieldName
// NetWeightAssociation::FieldName
// TerrainDataSource::HeightField, TagValueField
// Create List
List <string> list = new List <string>();
DiagrammerEnvironment diagrammerEnvironment = DiagrammerEnvironment.Default;
SchemaModel schemaModel = diagrammerEnvironment.SchemaModel;
if (context.PropertyDescriptor.ComponentType == typeof(IndexField))
{
IndexField indexField = (IndexField)context.Instance;
ObjectClass objectClass = (ObjectClass)indexField.Table;
foreach (Field field in objectClass.GetFields())
{
list.Add(field.Name);
}
}
else if (context.PropertyDescriptor.ComponentType == typeof(GeometricNetworkControllerMembership))
{
GeometricNetworkControllerMembership geometricNetworkControllerMembership = (GeometricNetworkControllerMembership)context.Instance;
ObjectClass objectClass = schemaModel.FindParent(geometricNetworkControllerMembership);
foreach (Field field in objectClass.GetFields())
{
list.Add(field.Name);
}
}
else if (context.PropertyDescriptor.ComponentType == typeof(SubtypeField))
{
SubtypeField subtypeField = (SubtypeField)context.Instance;
Subtype subtype = (Subtype)subtypeField.Table;
ObjectClass objectClass = subtype.GetParent();
foreach (Field field in objectClass.GetFields())
{
list.Add(field.Name);
}
}
else if (context.PropertyDescriptor.ComponentType == typeof(ObjectClass))
{
ObjectClass objectClass = (ObjectClass)context.Instance;
foreach (Field field in objectClass.GetFields())
{
list.Add(field.Name);
}
}
else if (context.PropertyDescriptor.ComponentType == typeof(RelationshipClass))
{
RelationshipClass relationshipClass = (RelationshipClass)context.Instance;
if (relationshipClass.IsAttributed)
{
switch (context.PropertyDescriptor.Name)
{
case "OIDFieldName":
case "GlobalIDFieldName":
case "RasterFieldName":
case "SubtypeFieldName":
foreach (Field field in relationshipClass.GetFields())
{
list.Add(field.Name);
}
break;
case "OriginPrimary":
ObjectClass objectClass1 = schemaModel.FindObjectClass(relationshipClass.OriginClassName);
foreach (Field field in objectClass1.GetFields())
{
list.Add(field.Name);
}
break;
case "OriginForeign":
case "DestinationForeign":
foreach (Field field in relationshipClass.GetFields())
{
list.Add(field.Name);
}
break;
case "DestinationPrimary":
ObjectClass objectClass2 = schemaModel.FindObjectClass(relationshipClass.DestinationClassName);
foreach (Field field in objectClass2.GetFields())
{
list.Add(field.Name);
}
break;
}
}
else
{
switch (context.PropertyDescriptor.Name)
{
case "OIDFieldName":
case "GlobalIDFieldName":
case "RasterFieldName":
case "SubtypeFieldName":
foreach (Field field in relationshipClass.GetFields())
{
list.Add(field.Name);
}
break;
case "OriginPrimary":
ObjectClass objectClass1 = schemaModel.FindObjectClass(relationshipClass.OriginClassName);
foreach (Field field in objectClass1.GetFields())
{
list.Add(field.Name);
}
break;
case "OriginForeign":
ObjectClass objectClass2 = schemaModel.FindObjectClass(relationshipClass.DestinationClassName);
foreach (Field field in objectClass2.GetFields())
{
list.Add(field.Name);
}
break;
case "DestinationPrimary":
case "DestinationForeign":
break;
}
}
}
else if (
context.PropertyDescriptor.ComponentType == typeof(FeatureClass) ||
context.PropertyDescriptor.ComponentType == typeof(RasterCatalog))
{
FeatureClass featureClass = (FeatureClass)context.Instance;
foreach (Field field in featureClass.GetFields())
{
list.Add(field.Name);
}
}
else if (context.PropertyDescriptor.ComponentType == typeof(NetWeightAssociation))
{
NetWeightAssociation netWeightAssociation = (NetWeightAssociation)context.Instance;
if (netWeightAssociation != null)
{
if (!string.IsNullOrEmpty(netWeightAssociation.TableName))
{
ObjectClass objectClass = schemaModel.FindObjectClass(netWeightAssociation.TableName);
if (objectClass != null)
{
foreach (Field field in objectClass.GetFields())
{
list.Add(field.Name);
}
}
}
}
}
else if (context.PropertyDescriptor.ComponentType == typeof(TerrainDataSource))
{
TerrainDataSource terrainDataSource = (TerrainDataSource)context.Instance;
if (terrainDataSource != null)
{
if (!string.IsNullOrEmpty(terrainDataSource.FeatureClassName))
{
ObjectClass objectClass = schemaModel.FindObjectClass(terrainDataSource.FeatureClassName);
if (objectClass != null)
{
foreach (Field field in objectClass.GetFields())
{
list.Add(field.Name);
}
}
}
}
}
// Sort field name list and insert "None" item
list.Sort();
list.Insert(0, Resources.TEXT_NONE_BR);
// Return sort field name list
StandardValuesCollection svc = new StandardValuesCollection(list);
return(svc);
}