private static IElementFactory GetDeferredKeyFactory(XamlElement xamlElement)
{
Type elementType = xamlElement.GetElementType();
IDeferredValueKeyProvider provider = DeferredValueKeyProviders.GetDeferredValueKeyProvider(elementType);
if (provider != null)
{
return(new DeferredKeyFactory(provider, xamlElement));
}
string keyPropertyName = DictionaryKeyPropertyAttribute.GetPropertyName(elementType);
if (!keyPropertyName.IsNullOrWhiteSpace())
{
XamlMember keyMember = xamlElement.Members.FirstOrDefault(member => member.Name.LocalName == keyPropertyName);
if (keyMember != null)
{
IPropertyAdapter keyProperty = PropertyAdapter.CreateAdapter(elementType, keyPropertyName);
return(ElementFactory.FromValue(keyMember.Values.Single(), keyProperty.PropertyType, xamlElement.Namespaces, xamlElement.SourceUri));
}
}
return(null);
}
public DeferredKeyFactory(IDeferredValueKeyProvider provider, XamlElement element)
{
this.provider = provider;
this.element = element;
}
