/// <summary>
/// Update our reading to reflect the current selection
/// </summary>
protected override void OnORMSelectionContainerChanged()
{
if (myEditor == null)
{
return;
}
ICollection selectedObjects;
if (CurrentORMSelectionContainer != null && (null != (selectedObjects = base.GetSelectedComponents())) && selectedObjects.Count == 1)
{
foreach (object selectedObject in selectedObjects)
{
ObjectType testObjectType;
FactType testFactType;
if (null != (testObjectType = EditorUtility.ResolveContextInstance(selectedObject, false) as ObjectType))
{
if (testObjectType.IsValueType)
{
SelectedValueType = testObjectType;
}
else
{
SelectedEntityType = testObjectType;
}
}
else if (null != (testFactType = ORMEditorUtility.ResolveContextFactType(selectedObject) as FactType))
{
// For a role selection on non-link fact type with an implied population,
// show the proxy object type instead of the readonly proxied fact type view.
// This allows us to directly edit the implied population, including repair
// of population mandatory errors that display on the role of a fact type
// with an implied population.
FactTypeInstanceImplication implication;
if (selectedObject is Role &&
(implication = new FactTypeInstanceImplication(testFactType)).IsImplied &&
implication.ImpliedProxyRole == null &&
implication.IdentifyingSupertype != null)
{
SelectedEntityType = implication.ImpliedByEntityType;
}
else
{
SelectedFactType = testFactType;
}
}
else
{
NullSelection();
}
}
}
else
{
NullSelection();
}
}
/// <summary>
/// Update our reading to reflect the current selection
/// </summary>
protected override void OnORMSelectionContainerChanged()
{
if (CurrentORMSelectionContainer != null)
{
ICollection selectedObjects = base.GetSelectedComponents();
FactType theFact = null;
FactType secondaryFact = null;
if (selectedObjects != null)
{
foreach (object element in selectedObjects)
{
FactType testFact = ORMEditorUtility.ResolveContextFactType(element);
// Handle selection of multiple elements as long as
// they all resolve to the same fact
if (theFact == null)
{
theFact = testFact;
Role testImpliedRole;
RoleProxy proxy;
ObjectifiedUnaryRole objectifiedUnaryRole;
if (null != (testImpliedRole = element as Role))
{
if (null != (proxy = testImpliedRole.Proxy))
{
secondaryFact = proxy.FactType;
}
else if (null != (objectifiedUnaryRole = testImpliedRole.ObjectifiedUnaryRole))
{
secondaryFact = objectifiedUnaryRole.FactType;
}
}
}
else if (testFact != theFact)
{
theFact = null;
break;
}
else
{
secondaryFact = null;
}
}
}
if (theFact != null && theFact.HasImplicitReadings)
{
theFact = null;
secondaryFact = null;
}
ActiveFactType activeFact = EditingFactType;
FactType currentFact = activeFact.FactType;
FactType currentImpliedFact = activeFact.ImpliedFactType;
if (theFact == null && currentFact != null)
{
EditingFactType = ActiveFactType.Empty;
}
//selection could change between the shapes that are related to the fact
else if (theFact != currentFact || secondaryFact != currentImpliedFact)
{
ReadOnlyCollection <RoleBase> displayOrder = null;
IORMDesignerView designerView;
DiagramView designer;
if (null != (designerView = CurrentORMSelectionContainer as IORMDesignerView) &&
null != (designer = designerView.CurrentDesigner))
{
SelectedShapesCollection shapes = designer.DiagramClientView.Selection;
if (shapes.Count == 1)
{
DiagramItem item = null;
foreach (DiagramItem iter in shapes)
{
item = iter;
break;
}
ShapeElement shape = item.Shape;
FactTypeShape factShape = shape as FactTypeShape;
while (factShape == null)
{
shape = shape.ParentShape;
if (shape == null)
{
break;
}
factShape = shape as FactTypeShape;
}
if (factShape != null)
{
FactType shapeFactType = factShape.AssociatedFactType;
Objectification objectification;
if (shapeFactType == theFact)
{
displayOrder = new ReadOnlyCollection <RoleBase>(factShape.DisplayedRoleOrder);
}
else if (secondaryFact == null &&
null != (objectification = shapeFactType.ImpliedByObjectification) &&
objectification.NestedFactType == theFact)
{
secondaryFact = shapeFactType;
}
}
}
}
EditingFactType = new ActiveFactType(theFact, secondaryFact, displayOrder);
}
}
else
{
EditingFactType = ActiveFactType.Empty;
}
}
