public override void ElementDeleting(ElementDeletingEventArgs 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;
}
ReferenceRSNodeReferencesShapeRelationshipNodes con = e.ModelElement as ReferenceRSNodeReferencesShapeRelationshipNodes;
if (con != null)
{
if (con.ShapeRelationshipNode != null)
{
con.ShapeRelationshipNode.Delete();
}
}
}
/// <summary>
/// Called whenever a relationship of type ReferenceRSNodeReferencesShapeRelationshipNodes is deleted and
/// the element hosted by this model is the source.
/// </summary>
/// <param name="args"></param>
private void OnShapeNodeRemoved(ElementDeletedEventArgs args)
{
ReferenceRSNodeReferencesShapeRelationshipNodes con = args.ModelElement as ReferenceRSNodeReferencesShapeRelationshipNodes;
if (con != null)
{
DeleteShapeNode(con.ShapeRelationshipNode);
}
}