public override bool Instantiate(IInstanceBuilderContext context, ViewNode viewNode)
{
string str;
DocumentNode rootNode;
if (viewNode.Instance == null)
{
DesignDataExtension instance = null;
using (IDisposable disposable = context.ChangeSerializationContext(null))
{
base.Instantiate(context, viewNode);
instance = viewNode.Instance as DesignDataExtension;
}
instance.Instance = null;
if (instance.Source != null)
{
DocumentCompositeNode documentNode = (DocumentCompositeNode)viewNode.DocumentNode;
string sourceFilePath = DesignDataInstanceBuilder.GetSourceFilePath(documentNode);
IDocumentRoot sourceXamlDocumentInternal = DesignDataInstanceBuilder.GetSourceXamlDocumentInternal(documentNode, sourceFilePath);
if (sourceXamlDocumentInternal == null && sourceFilePath != null)
{
if (!File.Exists(sourceFilePath))
{
CultureInfo invariantCulture = CultureInfo.InvariantCulture;
string designDataNotFound = ExceptionStringTable.DesignDataNotFound;
object[] objArray = new object[] { sourceFilePath };
str = string.Format(invariantCulture, designDataNotFound, objArray);
}
else
{
CultureInfo cultureInfo = CultureInfo.InvariantCulture;
string designDataHasErrors = ExceptionStringTable.DesignDataHasErrors;
object[] objArray1 = new object[] { sourceFilePath };
str = string.Format(cultureInfo, designDataHasErrors, objArray1);
}
context.WarningDictionary.SetWarning(viewNode, documentNode, str);
}
if (sourceXamlDocumentInternal != null)
{
rootNode = sourceXamlDocumentInternal.RootNode;
}
else
{
rootNode = null;
}
DocumentNode documentNode1 = rootNode;
if (documentNode1 != null)
{
context.DocumentRootResolver.GetDocumentRoot(documentNode1.DocumentRoot.DocumentContext.DocumentUrl);
context.ViewNodeManager.AddRelatedDocumentRoot(viewNode, documentNode1.DocumentRoot);
IInstanceBuilder builder = context.InstanceBuilderFactory.GetBuilder(documentNode1.TargetType);
ViewNode viewNode1 = builder.GetViewNode(context, documentNode1);
try
{
builder.Initialize(context, viewNode1, builder.Instantiate(context, viewNode1));
instance.Instance = viewNode1.Instance;
}
catch (Exception exception)
{
instance.Instance = null;
CultureInfo invariantCulture1 = CultureInfo.InvariantCulture;
string designDataHasErrors1 = ExceptionStringTable.DesignDataHasErrors;
object[] objArray2 = new object[] { sourceFilePath };
string str1 = string.Format(invariantCulture1, designDataHasErrors1, objArray2);
context.WarningDictionary.SetWarning(viewNode, documentNode, str1);
}
if (context.IsSerializationScope)
{
viewNode.Instance = instance.Instance;
viewNode.InstanceState = InstanceState.Valid;
}
else
{
viewNode.Instance = instance;
viewNode.InstanceState = InstanceState.Valid;
}
}
}
if (viewNode.Instance == instance && instance.Instance == null)
{
viewNode.Instance = null;
viewNode.InstanceState = InstanceState.Valid;
}
}
return(viewNode.Instance != null);
}
public static IDocumentRoot GetSourceXamlDocument(DocumentCompositeNode designDataNode)
{
return(DesignDataInstanceBuilder.GetSourceXamlDocumentInternal(designDataNode, DesignDataInstanceBuilder.GetSourceFilePath(designDataNode)));
}