public ViewNode GetViewNode(ViewNodeId id)
{
ISerializationContext serializationContext;
if (!this.serializationDictionary.TryGetValue(id.SerializationContextIndex, out serializationContext) || !serializationContext.IsValid(id))
{
return(null);
}
return(serializationContext.GetViewNode(id));
}
public ISerializationContext GetSerializationContextById(ViewNodeId id)
{
ISerializationContext serializationContext;
if (this.serializationDictionary.TryGetValue(id.SerializationContextIndex, out serializationContext) && serializationContext.IsValid(id))
{
return(serializationContext);
}
return(null);
}
public override object ConvertTo(ITypeDescriptorContext context, CultureInfo culture, object value, Type destinationType)
{
ViewNodeId viewNodeId = value as ViewNodeId;
if (viewNodeId == null)
{
return(base.ConvertTo(context, culture, value, destinationType));
}
string str = viewNodeId.ViewNodeIndex.ToString(CultureInfo.InvariantCulture);
string str1 = viewNodeId.SerializationContextIndex.ToString();
StringBuilder stringBuilder = new StringBuilder(str.Length + str1.Length + 1);
stringBuilder.Append(str1);
stringBuilder.Append(',');
stringBuilder.Append(str);
return(stringBuilder.ToString());
}
public bool Instantiate(IInstanceBuilderContext context, ViewNode viewNode)
{
DocumentNode documentNode = viewNode.DocumentNode;
DocumentCompositeNode documentCompositeNode = documentNode as DocumentCompositeNode;
bool flag = false;
if (!PlatformTypes.FrameworkElement.IsAssignableFrom(viewNode.Type))
{
if (documentCompositeNode != null && documentCompositeNode.SupportsChildren && documentCompositeNode.Children.Count > 0)
{
IList listAdapter = InstanceBuilderOperations.GetListAdapter(viewNode.Instance);
if (listAdapter != null)
{
listAdapter.Clear();
}
}
flag = true;
viewNode.Instance = null;
}
else
{
IPlatformMetadata platformMetadata = documentNode.TypeResolver.PlatformMetadata;
if (!context.IsSerializationScope)
{
try
{
ViewNode viewNode1 = viewNode;
FallbackControlType fallbackControlType = default(FallbackControlType);
viewNode1.Instance = (fallbackControlType == null ? Activator.CreateInstance <FallbackControlType>() : default(FallbackControlType));
}
catch (Exception exception)
{
viewNode.Instance = null;
flag = true;
}
}
else
{
DocumentCompositeNode documentCompositeNode1 = context.DocumentContext.CreateNode(typeof(FallbackControlType));
ViewNodeId id = context.SerializationContext.GetId(viewNode);
documentCompositeNode1.Properties[DesignTimeProperties.ViewNodeIdProperty] = context.DocumentContext.CreateNode(typeof(string), ViewNodeManager.ViewNodeIdConverter.ConvertToInvariantString(id));
viewNode.Instance = documentCompositeNode1;
}
if (viewNode.Instance != null && documentCompositeNode != null)
{
if (documentCompositeNode != null)
{
DocumentNode exceptionSource = context.ExceptionDictionary.GetExceptionSource(viewNode);
Type runtimeType = documentNode.TypeResolver.ResolveType(PlatformTypes.FrameworkElement).RuntimeType;
foreach (IProperty property in context.GetProperties(viewNode))
{
try
{
ViewNode viewNode2 = InstanceBuilderOperations.UpdatePropertyWithoutApply(context, viewNode, property, documentCompositeNode.Properties[property]);
if (viewNode2 != null && viewNode2.Instance != null && viewNode2.DocumentNode != exceptionSource)
{
Type type = (context.IsSerializationScope ? ((DocumentNode)viewNode2.Instance).TargetType : viewNode2.Instance.GetType());
ReferenceStep referenceStep = property as ReferenceStep;
if (referenceStep != null && referenceStep.TargetType.IsAssignableFrom(runtimeType) && PlatformTypeHelper.GetPropertyType(referenceStep).IsAssignableFrom(type))
{
InstanceBuilderOperations.SetValue(viewNode.Instance, referenceStep, viewNode2.Instance);
}
}
}
catch
{
}
}
}
IProperty property1 = platformMetadata.ResolveProperty(KnownProperties.FrameworkElementMinWidthProperty);
InstanceBuilderOperations.SetValue(viewNode.Instance, property1, FallbackInstanceBuilder <FallbackControlType> .MinSize(context));
IProperty property2 = platformMetadata.ResolveProperty(KnownProperties.FrameworkElementMinHeightProperty);
InstanceBuilderOperations.SetValue(viewNode.Instance, property2, FallbackInstanceBuilder <FallbackControlType> .MinSize(context));
}
}
if (flag)
{
viewNode.Instance = ClrObjectInstanceBuilder.InvalidObjectSentinel;
}
viewNode.InstanceState = InstanceState.Valid;
return(true);
}
