public override void ElementAdded(ElementAddedEventArgs e)
{
if (e.ModelElement != null)
if (e.ModelElement.Store.TransactionManager.CurrentTransaction != null)
if (e.ModelElement.Store.TransactionManager.CurrentTransaction.IsSerializing)
return;
if (e.ModelElement == null)
return;
if (ImmutabilityExtensionMethods.GetLocks(e.ModelElement) != Locks.None)
return;
DomainClassReferencesBaseClass con = e.ModelElement as DomainClassReferencesBaseClass;
if (con != null)
if (con.BaseClass != null)
{
InheritanceNode inhNode = con.Store.ElementDirectory.FindElement(con.InhNodeId) as InheritanceNode;
if (inhNode == null && ImmutabilityExtensionMethods.GetLocks(con.BaseClass) == Locks.None)
{
// connection was created using the property window and not the menu item, so create a new
// inheritance node to display the inheritance relationship
TreeNode elementHolderNode = null;
foreach (TreeNode node in con.BaseClass.DomainModelTreeNodes)
if (node.IsElementHolder)
{
elementHolderNode = node;
break;
}
if (elementHolderNode == null)
throw new ArgumentNullException("elementHolderNode");
// create new inheritance node
inhNode = new InheritanceNode(con.Store);
inhNode.DomainElement = con.DerivedClass;
inhNode.IsElementHolder = false;
inhNode.IsExpanded = false;
inhNode.InhRelationshipId = con.Id;
con.InhNodeId = inhNode.Id;
elementHolderNode.InheritanceNodes.Add(inhNode);
con.DerivedClass.ModelContext.ViewContext.DomainModelTreeView.ModelTreeNodes.Add(inhNode);
}
}
DomainRelationshipReferencesBaseRelationship conRef = e.ModelElement as DomainRelationshipReferencesBaseRelationship;
if (conRef != null)
if (conRef.BaseRelationship is ReferenceRelationship && conRef.DerivedRelationship is ReferenceRelationship)
{
ReferenceRelationship rBase = conRef.BaseRelationship as ReferenceRelationship;
ReferenceRelationship rDer = conRef.DerivedRelationship as ReferenceRelationship;
if( rBase.SerializedReferenceRelationship != null && rDer.SerializedReferenceRelationship != null)
if (rBase.SerializedReferenceRelationship.IsInFullSerialization)
if (!rDer.SerializedReferenceRelationship.IsInFullSerialization)
{
// we have to automatically change the serialization mode of the derived class to full serialization mode
rDer.SerializedReferenceRelationship.IsInFullSerialization = true;
}
}
else if (conRef.BaseRelationship is EmbeddingRelationship && conRef.DerivedRelationship is EmbeddingRelationship)
{
EmbeddingRelationship rBase = conRef.BaseRelationship as EmbeddingRelationship;
EmbeddingRelationship rDer = conRef.DerivedRelationship as EmbeddingRelationship;
if (rBase.SerializedEmbeddingRelationship != null && rDer.SerializedEmbeddingRelationship != null)
if (rBase.SerializedEmbeddingRelationship.IsInFullSerialization)
if (!rDer.SerializedEmbeddingRelationship.IsInFullSerialization)
{
// we have to automatically change the serialization mode of the derived class to full serialization mode
rDer.SerializedEmbeddingRelationship.IsInFullSerialization = true;
}
}
}
public override void RolePlayerChanged(RolePlayerChangedEventArgs e)
{
if (e.ElementLink != null)
if (e.ElementLink.Store.TransactionManager.CurrentTransaction != null)
if (e.ElementLink.Store.TransactionManager.CurrentTransaction.IsSerializing)
return;
if (e.ElementLink == null)
return;
if (ImmutabilityExtensionMethods.GetLocks(e.ElementLink) != Locks.None)
return;
DomainClassReferencesBaseClass con = e.ElementLink as DomainClassReferencesBaseClass;
if (con != null)
if (con.BaseClass != null)
{
TreeNode elementHolderNode = null;
foreach (TreeNode node in con.BaseClass.DomainModelTreeNodes)
if (node.IsElementHolder)
{
elementHolderNode = node;
break;
}
if (elementHolderNode == null)
throw new ArgumentNullException("elementHolderNode");
// we need to delte the old inheritance node and add a new one for the changed inheritance relationship
InheritanceNode inhNodeOld = con.Store.ElementDirectory.FindElement(con.InhNodeId) as InheritanceNode;
if (inhNodeOld == null)
return;
// create new inheritance node
InheritanceNode inhNode = new InheritanceNode(con.Store);
inhNode.DomainElement = con.DerivedClass;
inhNode.IsElementHolder = inhNodeOld.IsElementHolder;
inhNode.IsExpanded = inhNodeOld.IsExpanded;
inhNode.InhRelationshipId = con.Id;
inhNode.IsEmbeddingTreeExpanded = inhNodeOld.IsEmbeddingTreeExpanded;
inhNode.IsInheritanceTreeExpanded = inhNodeOld.IsInheritanceTreeExpanded;
inhNode.IsReferenceTreeExpanded = inhNodeOld.IsReferenceTreeExpanded;
inhNode.IsShapeMappingTreeExpanded = inhNodeOld.IsShapeMappingTreeExpanded;
con.InhNodeId = inhNode.Id;
// copy sub tree
for (int i = inhNodeOld.EmbeddingRSNodes.Count - 1; i >= 0; i--)
inhNodeOld.EmbeddingRSNodes[i].TreeNode = inhNode;
for (int i = inhNodeOld.ReferenceRSNodes.Count - 1; i >= 0; i--)
inhNodeOld.ReferenceRSNodes[i].TreeNode = inhNode;
for (int i = inhNodeOld.InheritanceNodes.Count - 1; i >= 0; i--)
inhNodeOld.InheritanceNodes[i].TreeNode = inhNode;
for (int i = inhNodeOld.ShapeClassNodes.Count - 1; i >= 0; i--)
inhNodeOld.ShapeClassNodes[i].TreeNode = inhNode;
elementHolderNode.InheritanceNodes.Add(inhNode);
con.DerivedClass.ModelContext.ViewContext.DomainModelTreeView.ModelTreeNodes.Add(inhNode);
inhNodeOld.Delete();
}
}