internal void layer_EntityDesignerSelectionChanged(object sender, ChangeEntityDesignerSelectionEventArgs e)
{
if (PackageManager.Package.DocumentFrameMgr != null &&
PackageManager.Package.DocumentFrameMgr.EditingContextManager != null)
{
if (PackageManager.Package.DocumentFrameMgr.EditingContextManager.DoesContextExist(_artifact.Uri))
{
var editingContext = PackageManager.Package.DocumentFrameMgr.EditingContextManager.GetNewOrExistingContext(
_artifact.Uri);
Debug.Assert(editingContext != null, "EditingContext must not be null if we found that a context exists");
if (editingContext != null)
{
// TODO handle multiple selection at some point
var selectedItems = new List <EFNameableItem>();
foreach (var selectionIdentifier in e.SelectionIdentifiers)
{
if (!String.IsNullOrEmpty(selectionIdentifier))
{
var nameableItem = XmlModelHelper.FindNameableItemViaIdentifier(
_artifact.ConceptualModel(), selectionIdentifier);
if (nameableItem != null)
{
selectedItems.Add(nameableItem);
}
}
}
if (selectedItems.Count > 0)
{
editingContext.Items.SetValue(new LayerSelection(selectedItems));
}
}
}
}
}
