private void OnModelModified(object sender, EventArgs e)
{
//
// Model has, ViewModel has not
//
foreach (var umlClass in Model.Classes)
{
if (GetDiagramClass(umlClass) == null)
{
AddClassFromModel(umlClass);
}
}
foreach (var umlRelation in Model.Relations)
{
if (GetDiagramRelation(umlRelation) == null)
{
AddRelationFromModel(umlRelation);
}
}
//
// ViewModel has, Model has not
//
List <UmlDiagramClass> classesToRemove = new List <UmlDiagramClass>();
foreach (var umlDiagramClass in Classes)
{
if (!Model.Classes.Contains(umlDiagramClass.Class))
{
classesToRemove.Add(umlDiagramClass);
}
}
foreach (var umlDiagramClass in classesToRemove)
{
RemoveDiagramClass(umlDiagramClass);
// At this point, we know that the umlClass is not present in the Model.
// Hence, at this point we should remove the name from the class list (autocompletebox).
if (ClassNames.Contains(umlDiagramClass.Name))
{
ClassNames.Remove(umlDiagramClass.Name);
}
}
List <UmlDiagramRelation> relationsToRemove = new List <UmlDiagramRelation>();
foreach (var umlDiagramRelation in Relations)
{
if (!Model.Relations.Contains(umlDiagramRelation.Relation))
{
relationsToRemove.Add(umlDiagramRelation);
}
}
foreach (var umlDiagramRelation in relationsToRemove)
{
RemoveDiagramRelation(umlDiagramRelation);
}
}