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); }