public static object Load(System.Xaml.XamlReader xamlReader, bool skipJournaledProperties, Uri baseUri)
        {
            XamlObjectWriterSettings settings = XamlReader.CreateObjectWriterSettings();
            object result = WpfXamlLoader.Load(xamlReader, null, skipJournaledProperties, null, settings, baseUri);

            EnsureXmlNamespaceMaps(result, xamlReader.SchemaContext);
            return(result);
        }
Пример #2
0
        // Token: 0x06002268 RID: 8808 RVA: 0x000AAD94 File Offset: 0x000A8F94
        public static object LoadBaml(XamlReader xamlReader, bool skipJournaledProperties, object rootObject, XamlAccessLevel accessLevel, Uri baseUri)
        {
            XamlObjectWriterSettings xamlObjectWriterSettings = XamlReader.CreateObjectWriterSettingsForBaml();

            xamlObjectWriterSettings.RootObjectInstance = rootObject;
            xamlObjectWriterSettings.AccessLevel        = accessLevel;
            object obj = WpfXamlLoader.Load(xamlReader, null, skipJournaledProperties, rootObject, xamlObjectWriterSettings, baseUri);

            WpfXamlLoader.EnsureXmlNamespaceMaps(obj, xamlReader.SchemaContext);
            return(obj);
        }
Пример #3
0
        internal static object Load(
            System.Xaml.XamlReader xamlReader,
            ParserContext parserContext)
        {
            if (parserContext == null)
            {
                parserContext = new ParserContext();
            }

            // In some cases, the application constructor is not run prior to loading,
            // causing the loader not to recognize URIs beginning with "pack:" or "application:".
            MS.Internal.WindowsBase.SecurityHelper.RunClassConstructor(typeof(System.Windows.Application));

            EventTrace.EasyTraceEvent(EventTrace.Keyword.KeywordXamlBaml | EventTrace.Keyword.KeywordPerf, EventTrace.Event.WClientParseXamlBegin, parserContext.BaseUri);

            object root = WpfXamlLoader.Load(xamlReader, parserContext.SkipJournaledProperties, parserContext.BaseUri);

            DependencyObject dObject = root as DependencyObject;

            if (dObject != null)
            {
                if (parserContext.BaseUri != null && !String.IsNullOrEmpty(parserContext.BaseUri.ToString()))
                {
                    dObject.SetValue(BaseUriHelper.BaseUriProperty, parserContext.BaseUri);
                }
            }

            Application app = root as Application;

            if (app != null)
            {
                app.ApplicationMarkupBaseUri = GetBaseUri(parserContext.BaseUri);
            }

            EventTrace.EasyTraceEvent(EventTrace.Keyword.KeywordXamlBaml | EventTrace.Keyword.KeywordPerf, EventTrace.Event.WClientParseXamlEnd, parserContext.BaseUri);

            return(root);
        }
Пример #4
0
        //[CodeAnalysis("AptcaMethodsShouldOnlyCallAptcaMethods")] //Tracking Bug: 29647
        internal static object LoadBaml(
            Stream stream,
            ParserContext parserContext,
            object parent,
            bool closeStream)
        {
            object root = null;

#if DEBUG_CLR_MEM
            bool clrTracingEnabled = false;
            // Use local pass variable to correctly log nested parses.
            int pass = 0;

            if (CLRProfilerControl.ProcessIsUnderCLRProfiler &&
                (CLRProfilerControl.CLRLoggingLevel >= CLRProfilerControl.CLRLogState.Performance))
            {
                clrTracingEnabled = true;
                pass = ++_CLRBamlPass;
                CLRProfilerControl.CLRLogWriteLine("Begin_BamlParse_{0}", pass);
            }
#endif // DEBUG_CLR_MEM

            EventTrace.EasyTraceEvent(EventTrace.Keyword.KeywordXamlBaml | EventTrace.Keyword.KeywordPerf, EventTrace.Event.WClientParseBamlBegin, parserContext.BaseUri);

            if (TraceMarkup.IsEnabled)
            {
                TraceMarkup.Trace(TraceEventType.Start, TraceMarkup.Load);
            }

            try
            {
                //
                // If the stream contains info about the Assembly that created it,
                // set StreamCreatedAssembly from the stream instance.
                //
                IStreamInfo streamInfo = stream as IStreamInfo;
                if (streamInfo != null)
                {
                    parserContext.StreamCreatedAssembly = streamInfo.Assembly;
                }

                Baml2006ReaderSettings readerSettings = XamlReader.CreateBamlReaderSettings();
                readerSettings.BaseUri       = parserContext.BaseUri;
                readerSettings.LocalAssembly = streamInfo.Assembly;
                // We do not set OwnsStream = true so the Baml2006Reader will not close the stream.
                // Calling code is responsible for disposing the stream
                if (readerSettings.BaseUri == null || String.IsNullOrEmpty(readerSettings.BaseUri.ToString()))
                {
                    readerSettings.BaseUri = BaseUriHelper.PackAppBaseUri;
                }

                var reader = new Baml2006ReaderInternal(stream, new Baml2006SchemaContext(readerSettings.LocalAssembly), readerSettings, parent);

                // We don't actually use the GeneratedInternalTypeHelper any more.
                // But for v3 compat, don't allow loading of internals in PT unless there is one.
                Type internalTypeHelper = null;
                if (streamInfo.Assembly != null)
                {
                    try
                    {
                        internalTypeHelper = XamlTypeMapper.GetInternalTypeHelperTypeFromAssembly(parserContext);
                    }
                    // This can perform attribute reflection which will fail if the assembly has unresolvable
                    // attributes. If that happens, just assume there is no helper.
                    catch (Exception e)
                    {
                        if (MS.Internal.CriticalExceptions.IsCriticalException(e))
                        {
                            throw;
                        }
                    }
                }

                if (internalTypeHelper != null)
                {
                    XamlAccessLevel    accessLevel    = XamlAccessLevel.AssemblyAccessTo(streamInfo.Assembly);
                    XamlLoadPermission loadPermission = new XamlLoadPermission(accessLevel);
                    loadPermission.Assert();
                    try
                    {
                        root = WpfXamlLoader.LoadBaml(reader, parserContext.SkipJournaledProperties, parent, accessLevel, parserContext.BaseUri);
                    }
                    finally
                    {
                        CodeAccessPermission.RevertAssert();
                    }
                }
                else
                {
                    root = WpfXamlLoader.LoadBaml(reader, parserContext.SkipJournaledProperties, parent, null, parserContext.BaseUri);
                }

                DependencyObject dObject = root as DependencyObject;
                if (dObject != null)
                {
                    dObject.SetValue(BaseUriHelper.BaseUriProperty, readerSettings.BaseUri);
                }

                Application app = root as Application;
                if (app != null)
                {
                    app.ApplicationMarkupBaseUri = GetBaseUri(readerSettings.BaseUri);
                }

                Debug.Assert(parent == null || root == parent);
            }

            finally
            {
                if (TraceMarkup.IsEnabled)
                {
                    TraceMarkup.Trace(TraceEventType.Stop, TraceMarkup.Load, root);
                }

                EventTrace.EasyTraceEvent(EventTrace.Keyword.KeywordXamlBaml | EventTrace.Keyword.KeywordPerf, EventTrace.Event.WClientParseBamlEnd, parserContext.BaseUri);

                if (closeStream && stream != null)
                {
                    stream.Close();
                }

#if DEBUG_CLR_MEM
                if (clrTracingEnabled && (CLRProfilerControl.CLRLoggingLevel >= CLRProfilerControl.CLRLogState.Performance))
                {
                    CLRProfilerControl.CLRLogWriteLine("End_BamlParse_{0}", pass);
                }
#endif // DEBUG_CLR_MEM
            }

            return(root);
        }
Пример #5
0
        /// <summary>
        /// called when in async mode when get a time slice to read and load the Tree
        /// </summary>
        internal virtual void HandleAsyncQueueItem()
        {
            try
            {
                int startTickCount = MS.Win32.SafeNativeMethods.GetTickCount();
                //bool moreData = true;

                // for debugging, can set the Maximum Async records to
                // read via markup
                // x:AsyncRecords="3" would loop three times
                // Todo: This should either be removed at some point
                int maxRecords = _maxAsynxRecords;

                System.Xaml.XamlReader xamlReader = _textReader;

                IXamlLineInfo         xamlLineInfo         = xamlReader as IXamlLineInfo;
                IXamlLineInfoConsumer xamlLineInfoConsumer = _objectWriter as IXamlLineInfoConsumer;
                bool shouldPassLineNumberInfo = false;
                if ((xamlLineInfo != null && xamlLineInfo.HasLineInfo) &&
                    (xamlLineInfoConsumer != null && xamlLineInfoConsumer.ShouldProvideLineInfo))
                {
                    shouldPassLineNumberInfo = true;
                }

                XamlMember synchronousRecordProperty = _textReader.SchemaContext.GetXamlDirective(XamlLanguage.Xaml2006Namespace, "AsyncRecords");

                while (!xamlReader.IsEof && !_parseCancelled)
                {
                    WpfXamlLoader.TransformNodes(xamlReader, _objectWriter, true /*onlyLoadOneNode*/, _skipJournaledProperties, shouldPassLineNumberInfo, xamlLineInfo, xamlLineInfoConsumer, _stack, _styleConnector);

                    if (xamlReader.NodeType == System.Xaml.XamlNodeType.Value && _stack.CurrentFrame.Property == synchronousRecordProperty)
                    {
                        if (xamlReader.Value is int)
                        {
                            _maxAsynxRecords = (int)xamlReader.Value;
                        }
                        else if (xamlReader.Value is String)
                        {
                            _maxAsynxRecords = Int32.Parse(xamlReader.Value as String, TypeConverterHelper.InvariantEnglishUS);
                        }
                        maxRecords = _maxAsynxRecords;
                    }

                    //Debug.Assert (1 >= RootList.Count, "Multiple roots not supported in async mode");

                    // check the timeout
                    int elapsed = MS.Win32.SafeNativeMethods.GetTickCount() - startTickCount;

                    // check for rollover
                    if (elapsed < 0)
                    {
                        startTickCount = 0; // reset to 0,
                    }
                    else if (elapsed > AsyncLoopTimeout)
                    {
                        break;
                    }

                    // decrement and compare with zero so the unitialized -1  and zero case
                    // doesn't break the loop.
                    if (--maxRecords == 0)
                    {
                        break;
                    }
                }
            }
            catch (XamlParseException e)
            {
                _parseException = e;
            }
            catch (Exception e)
            {
                if (CriticalExceptions.IsCriticalException(e) || !XamlReader.ShouldReWrapException(e, _baseUri))
                {
                    _parseException = e;
                }
                else
                {
                    _parseException = XamlReader.WrapException(e, null, _baseUri);
                }
            }
            finally
            {
                if (_parseException != null || _parseCancelled)
                {
                    TreeBuildComplete();
                }
                else
                {
                    // if not at the EndOfDocument then post another work item
                    if (false == _textReader.IsEof)
                    {
                        Post();
                    }
                    else
                    {
                        // Building of the Tree is complete.
                        TreeBuildComplete();
                    }
                }
            }
        }
Пример #6
0
        private object LoadAsync(XmlReader reader, ParserContext parserContext)
        {
            if (reader == null)
            {
                throw new ArgumentNullException("reader");
            }

            if (parserContext == null)
            {
                parserContext = new ParserContext();
            }

            _xmlReader = reader;
            object rootObject = null;

            if (parserContext.BaseUri == null ||
                String.IsNullOrEmpty(parserContext.BaseUri.ToString()))
            {
                if (reader.BaseURI == null ||
                    String.IsNullOrEmpty(reader.BaseURI.ToString()))
                {
                    parserContext.BaseUri = BaseUriHelper.PackAppBaseUri;
                }
                else
                {
                    parserContext.BaseUri = new Uri(reader.BaseURI);
                }
            }
            _baseUri = parserContext.BaseUri;
            System.Xaml.XamlXmlReaderSettings settings = new System.Xaml.XamlXmlReaderSettings();
            settings.IgnoreUidsOnPropertyElements = true;
            settings.BaseUri         = parserContext.BaseUri;
            settings.ProvideLineInfo = true;
            XamlSchemaContext schemaContext = parserContext.XamlTypeMapper != null ?
                                              parserContext.XamlTypeMapper.SchemaContext : GetWpfSchemaContext();

            try
            {
                _textReader = new System.Xaml.XamlXmlReader(reader, schemaContext, settings);

                _stack = new XamlContextStack <WpfXamlFrame>(() => new WpfXamlFrame());

                System.Xaml.XamlObjectWriterSettings objectSettings = XamlReader.CreateObjectWriterSettings();
                objectSettings.AfterBeginInitHandler = delegate(object sender, System.Xaml.XamlObjectEventArgs args)
                {
                    if (rootObject == null)
                    {
                        rootObject      = args.Instance;
                        _styleConnector = rootObject as IStyleConnector;
                    }

                    UIElement uiElement = args.Instance as UIElement;
                    if (uiElement != null)
                    {
                        uiElement.SetPersistId(_persistId++);
                    }

                    DependencyObject dObject = args.Instance as DependencyObject;
                    if (dObject != null && _stack.CurrentFrame.XmlnsDictionary != null)
                    {
                        XmlnsDictionary dictionary = _stack.CurrentFrame.XmlnsDictionary;
                        dictionary.Seal();

                        XmlAttributeProperties.SetXmlnsDictionary(dObject, dictionary);
                    }
                };

                _objectWriter            = new System.Xaml.XamlObjectWriter(_textReader.SchemaContext, objectSettings);
                _parseCancelled          = false;
                _skipJournaledProperties = parserContext.SkipJournaledProperties;

                XamlMember synchronousModeProperty   = _textReader.SchemaContext.GetXamlDirective("http://schemas.microsoft.com/winfx/2006/xaml", "SynchronousMode");
                XamlMember synchronousRecordProperty = _textReader.SchemaContext.GetXamlDirective("http://schemas.microsoft.com/winfx/2006/xaml", "AsyncRecords");

                System.Xaml.XamlReader xamlReader = _textReader;

                IXamlLineInfo         xamlLineInfo         = xamlReader as IXamlLineInfo;
                IXamlLineInfoConsumer xamlLineInfoConsumer = _objectWriter as IXamlLineInfoConsumer;
                bool shouldPassLineNumberInfo = false;
                if ((xamlLineInfo != null && xamlLineInfo.HasLineInfo) &&
                    (xamlLineInfoConsumer != null && xamlLineInfoConsumer.ShouldProvideLineInfo))
                {
                    shouldPassLineNumberInfo = true;
                }

                bool async = false;
                bool lastPropWasSyncMode    = false;
                bool lastPropWasSyncRecords = false;

                while (!_textReader.IsEof)
                {
                    WpfXamlLoader.TransformNodes(xamlReader, _objectWriter, true /*onlyLoadOneNode*/, _skipJournaledProperties, shouldPassLineNumberInfo, xamlLineInfo, xamlLineInfoConsumer, _stack, _styleConnector);

                    if (xamlReader.NodeType == System.Xaml.XamlNodeType.StartMember)
                    {
                        if (xamlReader.Member == synchronousModeProperty)
                        {
                            lastPropWasSyncMode = true;
                        }
                        else if (xamlReader.Member == synchronousRecordProperty)
                        {
                            lastPropWasSyncRecords = true;
                        }
                    }
                    else if (xamlReader.NodeType == System.Xaml.XamlNodeType.Value)
                    {
                        if (lastPropWasSyncMode == true)
                        {
                            if (xamlReader.Value as String == "Async")
                            {
                                async = true;
                            }
                        }
                        else if (lastPropWasSyncRecords == true)
                        {
                            if (xamlReader.Value is int)
                            {
                                _maxAsynxRecords = (int)xamlReader.Value;
                            }
                            else if (xamlReader.Value is String)
                            {
                                _maxAsynxRecords = Int32.Parse(xamlReader.Value as String, TypeConverterHelper.InvariantEnglishUS);
                            }
                        }
                    }
                    else if (xamlReader.NodeType == System.Xaml.XamlNodeType.EndMember)
                    {
                        lastPropWasSyncMode    = false;
                        lastPropWasSyncRecords = false;
                    }

                    if (async && rootObject != null)
                    {
                        break;
                    }
                }
            }
            catch (Exception e)
            {
                // Don't wrap critical exceptions or already-wrapped exceptions.
                if (MS.Internal.CriticalExceptions.IsCriticalException(e) || !ShouldReWrapException(e, parserContext.BaseUri))
                {
                    throw;
                }
                RewrapException(e, parserContext.BaseUri);
            }

            if (!_textReader.IsEof)
            {
                Post();
                //ThreadStart threadStart = new ThreadStart(ReadXamlAsync);
                //Thread thread = new Thread(threadStart);
                //thread.Start();
            }
            else
            {
                TreeBuildComplete();
            }

            if (rootObject is DependencyObject)
            {
                if (parserContext.BaseUri != null && !String.IsNullOrEmpty(parserContext.BaseUri.ToString()))
                {
                    (rootObject as DependencyObject).SetValue(BaseUriHelper.BaseUriProperty, parserContext.BaseUri);
                }
                //else
                //    (rootObject as DependencyObject).SetValue(BaseUriHelper.BaseUriProperty, BaseUriHelper.PackAppBaseUri);
                WpfXamlLoader.EnsureXmlNamespaceMaps(rootObject, schemaContext);
            }

            Application app = rootObject as Application;

            if (app != null)
            {
                app.ApplicationMarkupBaseUri = GetBaseUri(settings.BaseUri);
            }

            return(rootObject);
        }
Пример #7
0
        // Token: 0x0600226A RID: 8810 RVA: 0x000AAE10 File Offset: 0x000A9010
        private static object Load(XamlReader xamlReader, IXamlObjectWriterFactory writerFactory, bool skipJournaledProperties, object rootObject, XamlObjectWriterSettings settings, Uri baseUri)
        {
            XamlContextStack <WpfXamlFrame> stack = new XamlContextStack <WpfXamlFrame>(() => new WpfXamlFrame());
            int persistId = 1;

            settings.AfterBeginInitHandler = delegate(object sender, XamlObjectEventArgs args)
            {
                if (EventTrace.IsEnabled(EventTrace.Keyword.KeywordPerf | EventTrace.Keyword.KeywordXamlBaml, EventTrace.Level.Verbose))
                {
                    IXamlLineInfo xamlLineInfo2 = xamlReader as IXamlLineInfo;
                    int           num           = -1;
                    int           num2          = -1;
                    if (xamlLineInfo2 != null && xamlLineInfo2.HasLineInfo)
                    {
                        num  = xamlLineInfo2.LineNumber;
                        num2 = xamlLineInfo2.LinePosition;
                    }
                    EventTrace.EventProvider.TraceEvent(EventTrace.Event.WClientParseXamlBamlInfo, EventTrace.Keyword.KeywordPerf | EventTrace.Keyword.KeywordXamlBaml, EventTrace.Level.Verbose, new object[]
                    {
                        (args.Instance == null) ? 0L : PerfService.GetPerfElementID(args.Instance),
                        num,
                        num2
                    });
                }
                UIElement uielement = args.Instance as UIElement;
                if (uielement != null)
                {
                    UIElement uielement2 = uielement;
                    int       persistId  = persistId;
                    persistId++;
                    uielement2.SetPersistId(persistId);
                }
                XamlSourceInfoHelper.SetXamlSourceInfo(args.Instance, args, baseUri);
                DependencyObject dependencyObject = args.Instance as DependencyObject;
                if (dependencyObject != null && stack.CurrentFrame.XmlnsDictionary != null)
                {
                    XmlnsDictionary xmlnsDictionary = stack.CurrentFrame.XmlnsDictionary;
                    xmlnsDictionary.Seal();
                    XmlAttributeProperties.SetXmlnsDictionary(dependencyObject, xmlnsDictionary);
                }
                stack.CurrentFrame.Instance = args.Instance;
            };
            XamlObjectWriter xamlObjectWriter;

            if (writerFactory != null)
            {
                xamlObjectWriter = writerFactory.GetXamlObjectWriter(settings);
            }
            else
            {
                xamlObjectWriter = new XamlObjectWriter(xamlReader.SchemaContext, settings);
            }
            IXamlLineInfo xamlLineInfo = null;
            object        result;

            try
            {
                xamlLineInfo = (xamlReader as IXamlLineInfo);
                IXamlLineInfoConsumer xamlLineInfoConsumer = xamlObjectWriter;
                bool shouldPassLineNumberInfo = false;
                if (xamlLineInfo != null && xamlLineInfo.HasLineInfo && xamlLineInfoConsumer != null && xamlLineInfoConsumer.ShouldProvideLineInfo)
                {
                    shouldPassLineNumberInfo = true;
                }
                IStyleConnector styleConnector = rootObject as IStyleConnector;
                WpfXamlLoader.TransformNodes(xamlReader, xamlObjectWriter, false, skipJournaledProperties, shouldPassLineNumberInfo, xamlLineInfo, xamlLineInfoConsumer, stack, styleConnector);
                xamlObjectWriter.Close();
                result = xamlObjectWriter.Result;
            }
            catch (Exception ex)
            {
                if (CriticalExceptions.IsCriticalException(ex) || !XamlReader.ShouldReWrapException(ex, baseUri))
                {
                    throw;
                }
                XamlReader.RewrapException(ex, xamlLineInfo, baseUri);
                result = null;
            }
            return(result);
        }
Пример #8
0
        // Token: 0x06002267 RID: 8807 RVA: 0x000AAD70 File Offset: 0x000A8F70
        public static object LoadDeferredContent(XamlReader xamlReader, IXamlObjectWriterFactory writerFactory, bool skipJournaledProperties, object rootObject, XamlObjectWriterSettings parentSettings, Uri baseUri)
        {
            XamlObjectWriterSettings settings = XamlReader.CreateObjectWriterSettings(parentSettings);

            return(WpfXamlLoader.Load(xamlReader, writerFactory, skipJournaledProperties, rootObject, settings, baseUri));
        }
Пример #9
0
        // Token: 0x0600226B RID: 8811 RVA: 0x000AAF38 File Offset: 0x000A9138
        internal static void TransformNodes(XamlReader xamlReader, XamlObjectWriter xamlWriter, bool onlyLoadOneNode, bool skipJournaledProperties, bool shouldPassLineNumberInfo, IXamlLineInfo xamlLineInfo, IXamlLineInfoConsumer xamlLineInfoConsumer, XamlContextStack <WpfXamlFrame> stack, IStyleConnector styleConnector)
        {
            while (xamlReader.Read())
            {
                if (shouldPassLineNumberInfo && xamlLineInfo.LineNumber != 0)
                {
                    xamlLineInfoConsumer.SetLineInfo(xamlLineInfo.LineNumber, xamlLineInfo.LinePosition);
                }
                switch (xamlReader.NodeType)
                {
                case XamlNodeType.StartObject:
                    WpfXamlLoader.WriteStartObject(xamlReader, xamlWriter, stack);
                    break;

                case XamlNodeType.GetObject:
                    xamlWriter.WriteNode(xamlReader);
                    if (stack.CurrentFrame.Type != null)
                    {
                        stack.PushScope();
                    }
                    stack.CurrentFrame.Type = stack.PreviousFrame.Property.Type;
                    break;

                case XamlNodeType.EndObject:
                {
                    xamlWriter.WriteNode(xamlReader);
                    if (stack.CurrentFrame.FreezeFreezable)
                    {
                        Freezable freezable = xamlWriter.Result as Freezable;
                        if (freezable != null && freezable.CanFreeze)
                        {
                            freezable.Freeze();
                        }
                    }
                    DependencyObject dependencyObject = xamlWriter.Result as DependencyObject;
                    if (dependencyObject != null && stack.CurrentFrame.XmlSpace != null)
                    {
                        XmlAttributeProperties.SetXmlSpace(dependencyObject, stack.CurrentFrame.XmlSpace.Value ? "default" : "preserve");
                    }
                    stack.PopScope();
                    break;
                }

                case XamlNodeType.StartMember:
                    if ((!xamlReader.Member.IsDirective || !(xamlReader.Member == XamlReaderHelper.Freeze)) && xamlReader.Member != WpfXamlLoader.XmlSpace.Value && xamlReader.Member != XamlLanguage.Space)
                    {
                        xamlWriter.WriteNode(xamlReader);
                    }
                    stack.CurrentFrame.Property = xamlReader.Member;
                    if (skipJournaledProperties && !stack.CurrentFrame.Property.IsDirective)
                    {
                        WpfXamlMember wpfXamlMember = stack.CurrentFrame.Property as WpfXamlMember;
                        if (wpfXamlMember != null)
                        {
                            DependencyProperty dependencyProperty = wpfXamlMember.DependencyProperty;
                            if (dependencyProperty != null)
                            {
                                FrameworkPropertyMetadata frameworkPropertyMetadata = dependencyProperty.GetMetadata(stack.CurrentFrame.Type.UnderlyingType) as FrameworkPropertyMetadata;
                                if (frameworkPropertyMetadata != null && frameworkPropertyMetadata.Journal)
                                {
                                    int num = 1;
                                    while (xamlReader.Read())
                                    {
                                        switch (xamlReader.NodeType)
                                        {
                                        case XamlNodeType.StartObject:
                                        {
                                            XamlType type      = xamlReader.Type;
                                            XamlType xamlType  = type.SchemaContext.GetXamlType(typeof(BindingBase));
                                            XamlType xamlType2 = type.SchemaContext.GetXamlType(typeof(DynamicResourceExtension));
                                            if (num == 1 && (type.CanAssignTo(xamlType) || type.CanAssignTo(xamlType2)))
                                            {
                                                num = 0;
                                                WpfXamlLoader.WriteStartObject(xamlReader, xamlWriter, stack);
                                            }
                                            break;
                                        }

                                        case XamlNodeType.StartMember:
                                            num++;
                                            break;

                                        case XamlNodeType.EndMember:
                                            num--;
                                            if (num == 0)
                                            {
                                                xamlWriter.WriteNode(xamlReader);
                                                stack.CurrentFrame.Property = null;
                                            }
                                            break;

                                        case XamlNodeType.Value:
                                        {
                                            DynamicResourceExtension dynamicResourceExtension = xamlReader.Value as DynamicResourceExtension;
                                            if (dynamicResourceExtension != null)
                                            {
                                                WpfXamlLoader.WriteValue(xamlReader, xamlWriter, stack, styleConnector);
                                            }
                                            break;
                                        }
                                        }
                                        if (num == 0)
                                        {
                                            break;
                                        }
                                    }
                                }
                            }
                        }
                    }
                    break;

                case XamlNodeType.EndMember:
                {
                    WpfXamlFrame currentFrame = stack.CurrentFrame;
                    XamlMember   property     = currentFrame.Property;
                    if ((!property.IsDirective || !(property == XamlReaderHelper.Freeze)) && property != WpfXamlLoader.XmlSpace.Value && property != XamlLanguage.Space)
                    {
                        xamlWriter.WriteNode(xamlReader);
                    }
                    currentFrame.Property = null;
                    break;
                }

                case XamlNodeType.Value:
                    WpfXamlLoader.WriteValue(xamlReader, xamlWriter, stack, styleConnector);
                    break;

                case XamlNodeType.NamespaceDeclaration:
                    xamlWriter.WriteNode(xamlReader);
                    if (stack.Depth == 0 || stack.CurrentFrame.Type != null)
                    {
                        stack.PushScope();
                        for (WpfXamlFrame wpfXamlFrame = stack.CurrentFrame; wpfXamlFrame != null; wpfXamlFrame = (WpfXamlFrame)wpfXamlFrame.Previous)
                        {
                            if (wpfXamlFrame.XmlnsDictionary != null)
                            {
                                stack.CurrentFrame.XmlnsDictionary = new XmlnsDictionary(wpfXamlFrame.XmlnsDictionary);
                                break;
                            }
                        }
                        if (stack.CurrentFrame.XmlnsDictionary == null)
                        {
                            stack.CurrentFrame.XmlnsDictionary = new XmlnsDictionary();
                        }
                    }
                    stack.CurrentFrame.XmlnsDictionary.Add(xamlReader.Namespace.Prefix, xamlReader.Namespace.Namespace);
                    break;

                default:
                    xamlWriter.WriteNode(xamlReader);
                    break;
                }
                if (onlyLoadOneNode)
                {
                    return;
                }
            }
        }