Esempio n. 1
0
        public static void Load(Stream stream, object component)
        {
            DependencyObject dependencyObject = component as DependencyObject;
            NameScope nameScope = new NameScope();

            if (dependencyObject != null)
            {
                NameScope.SetNameScope(dependencyObject, nameScope);
            }

            XmlReader xml = XmlReader.Create(stream);
            XamlXmlReader reader = new XamlXmlReader(xml);
            XamlObjectWriter writer = new XamlObjectWriter(
                new XamlSchemaContext(),
                new XamlObjectWriterSettings
                {
                    RootObjectInstance = component,
                    ExternalNameScope = nameScope,
                    RegisterNamesOnExternalNamescope = true,
                    XamlSetValueHandler = SetValue,
                });
            
            while (reader.Read())
            {
                writer.WriteNode(reader);
            }
        }
Esempio n. 2
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        public void Parse(string input, string[] args = null)
        {
            var xxr = new XamlXmlReader(new StringReader(input), new XamlSchemaContext());
            var graphReader = new XamlObjectWriter(xxr.SchemaContext);

            while (xxr.Read())
                graphReader.WriteNode(xxr);

            var page = (Page)graphReader.Result;

            // Map our generators
            var g = new Generator();
            g.Map<Page, PageGeneratorBlock>();
            g.Map<Button, ButtonGeneratorBlock>();
            g.Map<StackPanel, StackPanelGeneratorBlock>();

            var doc = new HtmlDocument();
            var html = doc.CreateElement("html");

            g.Generate(html, page);
            // HTML5 Doc type
            doc.DocumentNode.AppendChild(doc.CreateComment("<!DOCTYPE html>"));
            doc.DocumentNode.AppendChild(html);

            doc.Save("test.htm");

            var cssContents = g.GenerateStyles(page);
            File.WriteAllText("XamlCore.css", cssContents);
        }
Esempio n. 3
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        public static object Load(System.Xaml.XamlReader reader)
        {
            XamlObjectWriter writer = new XamlObjectWriter(
                new XamlSchemaContext(),
                new XamlObjectWriterSettings
                {
                    XamlSetValueHandler = SetValue,
                });

            while (reader.Read())
            {
                writer.WriteNode(reader);
            }
            object result = writer.Result;

            return result;
        }
        public MainWindow()
        {
            InitializeComponent();

            using (var reader = new XamlXmlReader("./Button.xaml"))
            using (var writer = new XamlXmlWriter(new FileStream("./Test.xaml", FileMode.Create), reader.SchemaContext))
            {
                while (reader.Read())
                {
                    writer.WriteNode(reader);
                }
            }

            using (var reader = new XamlObjectReader(new Button()))
            using (var writer = new XamlObjectWriter(reader.SchemaContext))
            {
                while (reader.Read())
                {
                    writer.WriteNode(reader);
                }

                var button = (Button)writer.Result;
            }

            using (var reader = new XamlXmlReader(new StringReader("<Button xmlns=\"http://schemas.microsoft.com/winfx/2006/xaml/presentation\">This is a button</Button>")))
            using (var writer = new XamlObjectWriter(reader.SchemaContext))
            {
                while (reader.Read())
                {
                    writer.WriteNode(reader);
                }

                var button = (Button)writer.Result;
            }

            var button1 = (Button)XamlServices.Load("./Button.xaml");
            var button2 = XamlServices.Load(new XamlObjectReader(new Button()));
            var button3 = XamlServices.Load(new StringReader("<Button xmlns=\"http://schemas.microsoft.com/winfx/2006/xaml/presentation\">This is a button</Button>"));
            var button4 = XamlServices.Parse("<Button xmlns=\"http://schemas.microsoft.com/winfx/2006/xaml/presentation\">This is a button</Button>");
            XamlServices.Save("./Test2.xaml", new Button());

            //DispatcherObject methods, hidden from intellisense via the EditorBrowsableAttribute
            button1.CheckAccess();
            button1.VerifyAccess();
        }
Esempio n. 5
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        public static void Load(Stream stream, object component)
        {
            XmlReader xml = XmlReader.Create(stream);
            XamlXmlReader reader = new XamlXmlReader(xml);
            XamlObjectWriter writer = new XamlObjectWriter(
                new XamlSchemaContext(),
                new XamlObjectWriterSettings
                {
                    RootObjectInstance = component,
                    //ExternalNameScope = nameScope,
                    RegisterNamesOnExternalNamescope = true,
                    XamlSetValueHandler = SetValue,
                });

            while (reader.Read())
            {
                writer.WriteNode(reader);
            }
        }
Esempio n. 6
0
        public static object Load(System.Xaml.XamlReader reader)
        {
            XamlObjectWriter writer = new XamlObjectWriter(
                new XamlSchemaContext(),
                new XamlObjectWriterSettings
                {
                    XamlSetValueHandler = SetValue,
                });

            while (reader.Read())
            {
                writer.WriteNode(reader);
            }

            object result = writer.Result;
            DependencyObject dependencyObject = result as DependencyObject;

            if (dependencyObject != null)
            {
                NameScope.SetNameScope(dependencyObject, writer.RootNameScope);
            }

            return result;
        }
        internal static void TransformNodes(System.Xaml.XamlReader xamlReader, System.Xaml.XamlObjectWriter xamlWriter,
                                            bool onlyLoadOneNode,
                                            bool skipJournaledProperties,
                                            bool shouldPassLineNumberInfo, IXamlLineInfo xamlLineInfo, IXamlLineInfoConsumer xamlLineInfoConsumer,
                                            XamlContextStack <WpfXamlFrame> stack,
                                            IStyleConnector styleConnector)
        {
            while (xamlReader.Read())
            {
                if (shouldPassLineNumberInfo)
                {
                    if (xamlLineInfo.LineNumber != 0)
                    {
                        xamlLineInfoConsumer.SetLineInfo(xamlLineInfo.LineNumber, xamlLineInfo.LinePosition);
                    }
                }

                switch (xamlReader.NodeType)
                {
                case System.Xaml.XamlNodeType.NamespaceDeclaration:
                    xamlWriter.WriteNode(xamlReader);
                    if (stack.Depth == 0 || stack.CurrentFrame.Type != null)
                    {
                        stack.PushScope();
                        // Need to create an XmlnsDictionary.
                        // Look up stack to see if we have one earlier
                        //  If so, use that.  Otherwise new a xmlnsDictionary
                        WpfXamlFrame iteratorFrame = stack.CurrentFrame;
                        while (iteratorFrame != null)
                        {
                            if (iteratorFrame.XmlnsDictionary != null)
                            {
                                stack.CurrentFrame.XmlnsDictionary =
                                    new XmlnsDictionary(iteratorFrame.XmlnsDictionary);
                                break;
                            }
                            iteratorFrame = (WpfXamlFrame)iteratorFrame.Previous;
                        }
                        if (stack.CurrentFrame.XmlnsDictionary == null)
                        {
                            stack.CurrentFrame.XmlnsDictionary =
                                new XmlnsDictionary();
                        }
                    }
                    stack.CurrentFrame.XmlnsDictionary.Add(xamlReader.Namespace.Prefix, xamlReader.Namespace.Namespace);
                    break;

                case System.Xaml.XamlNodeType.StartObject:
                    WriteStartObject(xamlReader, xamlWriter, stack);
                    break;

                case System.Xaml.XamlNodeType.GetObject:
                    xamlWriter.WriteNode(xamlReader);
                    // If there wasn't a namespace node before this get object, need to pushScope.
                    if (stack.CurrentFrame.Type != null)
                    {
                        stack.PushScope();
                    }
                    stack.CurrentFrame.Type = stack.PreviousFrame.Property.Type;
                    break;

                case System.Xaml.XamlNodeType.EndObject:
                    xamlWriter.WriteNode(xamlReader);
                    // Freeze if required
                    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.HasValue)
                    {
                        XmlAttributeProperties.SetXmlSpace(dependencyObject, stack.CurrentFrame.XmlSpace.Value ? "default" : "preserve");
                    }
                    stack.PopScope();
                    break;

                case System.Xaml.XamlNodeType.StartMember:
                    // ObjectWriter should NOT process PresentationOptions:Freeze directive since it is Unknown
                    // The space directive node stream should not be written because it induces object instantiation,
                    // and the Baml2006Reader can produce space directives prematurely.
                    if (!(xamlReader.Member.IsDirective && xamlReader.Member == XamlReaderHelper.Freeze) &&
                        xamlReader.Member != XmlSpace.Value &&
                        xamlReader.Member != XamlLanguage.Space)
                    {
                        xamlWriter.WriteNode(xamlReader);
                    }

                    stack.CurrentFrame.Property = xamlReader.Member;
                    if (skipJournaledProperties)
                    {
                        if (!stack.CurrentFrame.Property.IsDirective)
                        {
                            System.Windows.Baml2006.WpfXamlMember wpfMember = stack.CurrentFrame.Property as System.Windows.Baml2006.WpfXamlMember;
                            if (wpfMember != null)
                            {
                                DependencyProperty prop = wpfMember.DependencyProperty;

                                if (prop != null)
                                {
                                    FrameworkPropertyMetadata metadata = prop.GetMetadata(stack.CurrentFrame.Type.UnderlyingType) as FrameworkPropertyMetadata;
                                    if (metadata != null && metadata.Journal == true)
                                    {
                                        // Ignore the BAML for this member, unless it declares a value that wasn't journaled - namely a binding or a dynamic resource
                                        int count = 1;
                                        while (xamlReader.Read())
                                        {
                                            switch (xamlReader.NodeType)
                                            {
                                            case System.Xaml.XamlNodeType.StartMember:
                                                count++;
                                                break;

                                            case System.Xaml.XamlNodeType.StartObject:
                                                XamlType xamlType            = xamlReader.Type;
                                                XamlType bindingBaseType     = xamlType.SchemaContext.GetXamlType(typeof(BindingBase));
                                                XamlType dynamicResourceType = xamlType.SchemaContext.GetXamlType(typeof(DynamicResourceExtension));
                                                if (count == 1 && (xamlType.CanAssignTo(bindingBaseType) || xamlType.CanAssignTo(dynamicResourceType)))
                                                {
                                                    count = 0;
                                                    WriteStartObject(xamlReader, xamlWriter, stack);
                                                }
                                                break;

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

                                            case System.Xaml.XamlNodeType.Value:
                                                DynamicResourceExtension value = xamlReader.Value as DynamicResourceExtension;
                                                if (value != null)
                                                {
                                                    WriteValue(xamlReader, xamlWriter, stack, styleConnector);
                                                }
                                                break;
                                            }
                                            if (count == 0)
                                            {
                                                break;
                                            }
                                        }

                                        System.Diagnostics.Debug.Assert(count == 0, "Mismatch StartMember/EndMember");
                                    }
                                }
                            }
                        }
                    }
                    break;

                case System.Xaml.XamlNodeType.EndMember:
                    WpfXamlFrame currentFrame    = stack.CurrentFrame;
                    XamlMember   currentProperty = currentFrame.Property;
                    // ObjectWriter should not process PresentationOptions:Freeze directive nodes since it is unknown
                    // The space directive node stream should not be written because it induces object instantiation,
                    // and the Baml2006Reader can produce space directives prematurely.
                    if (!(currentProperty.IsDirective && currentProperty == XamlReaderHelper.Freeze) &&
                        currentProperty != XmlSpace.Value &&
                        currentProperty != XamlLanguage.Space)
                    {
                        xamlWriter.WriteNode(xamlReader);
                    }
                    currentFrame.Property = null;
                    break;

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

                default:
                    xamlWriter.WriteNode(xamlReader);
                    break;
                }

                //Only do this loop for one node if loadAsync
                if (onlyLoadOneNode)
                {
                    return;
                }
            }
        }
Esempio n. 8
0
        private void LoadTemplateXaml(System.Xaml.XamlReader templateReader, XamlObjectWriter currentWriter)
        {
            try
            {
                int nestedTemplateDepth = 0;

                // Prepare to provide source info if needed
                IXamlLineInfoConsumer lineInfoConsumer = null;
                IXamlLineInfo lineInfo = null;
                if (XamlSourceInfoHelper.IsXamlSourceInfoEnabled)
                {
                    lineInfo = templateReader as IXamlLineInfo;
                    if (lineInfo != null)
                    {
                        lineInfoConsumer = currentWriter as IXamlLineInfoConsumer;
                    }
                }

                while (templateReader.Read())
                {
                    if (lineInfoConsumer != null)
                    {
                        lineInfoConsumer.SetLineInfo(lineInfo.LineNumber, lineInfo.LinePosition);
                    }

                    // We need to call the ObjectWriter first because x:Name & RNPA needs to be registered
                    // before we call InvalidateProperties.
                    currentWriter.WriteNode(templateReader);

                    switch (templateReader.NodeType)
                    {
                        case System.Xaml.XamlNodeType.None:
                        case System.Xaml.XamlNodeType.NamespaceDeclaration:
                            break;
                        case System.Xaml.XamlNodeType.StartObject:
                            {
                                // If parent is a namescope or was inside a nested namescope, make the new frame inside a nested namescope
                                // See usage in HandleAfterBeginInit()
                                bool isInsideNameScope = Names.Depth > 0 && (IsNameScope(Names.CurrentFrame.Type) || Names.CurrentFrame.InsideNameScope);
                                Names.PushScope();
                                Names.CurrentFrame.Type = templateReader.Type;
                                if (isInsideNameScope)
                                {
                                    Names.CurrentFrame.InsideNameScope = true;
                                }
                            }
                            break;

                        case System.Xaml.XamlNodeType.GetObject:
                            {
                                // If parent is a namescope or was inside a nested namescope, make the new frame inside a nested namescope
                                bool isInsideNameScope = IsNameScope(Names.CurrentFrame.Type) || Names.CurrentFrame.InsideNameScope;
                                Names.PushScope();
                                Names.CurrentFrame.Type = Names.PreviousFrame.Property.Type;
                                if (isInsideNameScope)
                                {
                                    Names.CurrentFrame.InsideNameScope = true;
                                }
                            }
                            break;

                        case System.Xaml.XamlNodeType.StartMember:
                            Names.CurrentFrame.Property = templateReader.Member;
                            if (templateReader.Member.DeferringLoader != null)
                            {
                                nestedTemplateDepth += 1;
                            }
                            break;

                        case System.Xaml.XamlNodeType.EndMember:
                            if (Names.CurrentFrame.Property.DeferringLoader != null)
                            {
                                nestedTemplateDepth -= 1;
                            }
                            Names.CurrentFrame.Property = null;
                            break;

                        case System.Xaml.XamlNodeType.EndObject:
                            Names.PopScope();
                            break;

                        case System.Xaml.XamlNodeType.Value:
                            if (nestedTemplateDepth == 0)
                            {
                                if (Names.CurrentFrame.Property == XamlLanguage.ConnectionId)
                                {
                                    if (_styleConnector != null)
                                    {
                                        _styleConnector.Connect((int)templateReader.Value, Names.CurrentFrame.Instance);
                                    }
                                }
                            }
                            break;

                        default:
                            Debug.Assert(false, "Unknown enum value");
                            break;
                    }
                }
            }
            catch (Exception e)
            {
                if (CriticalExceptions.IsCriticalException(e) || e is System.Windows.Markup.XamlParseException)
                {
                    throw;
                }
                System.Windows.Markup.XamlReader.RewrapException(e, null);
            }
        }
Esempio n. 9
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        internal static void TransformNodes(System.Xaml.XamlReader xamlReader, System.Xaml.XamlObjectWriter xamlWriter,
                                            bool onlyLoadOneNode,
                                            bool skipJournaledProperties,
                                            bool shouldPassLineNumberInfo, IXamlLineInfo xamlLineInfo, IXamlLineInfoConsumer xamlLineInfoConsumer,
                                            XamlContextStack <WpfXamlFrame> stack,
                                            IStyleConnector styleConnector)
        {
            while (xamlReader.Read())
            {
                if (shouldPassLineNumberInfo)
                {
                    if (xamlLineInfo.LineNumber != 0)
                    {
                        xamlLineInfoConsumer.SetLineInfo(xamlLineInfo.LineNumber, xamlLineInfo.LinePosition);
                    }
                }

                switch (xamlReader.NodeType)
                {
                case System.Xaml.XamlNodeType.NamespaceDeclaration:
                    xamlWriter.WriteNode(xamlReader);
                    if (stack.Depth == 0 || stack.CurrentFrame.Type != null)
                    {
                        stack.PushScope();
                        // Need to create an XmlnsDictionary.
                        // Look up stack to see if we have one earlier
                        //  If so, use that.  Otherwise new a xmlnsDictionary
                        WpfXamlFrame iteratorFrame = stack.CurrentFrame;
                        while (iteratorFrame != null)
                        {
                            if (iteratorFrame.XmlnsDictionary != null)
                            {
                                stack.CurrentFrame.XmlnsDictionary =
                                    new XmlnsDictionary(iteratorFrame.XmlnsDictionary);
                                break;
                            }
                            iteratorFrame = (WpfXamlFrame)iteratorFrame.Previous;
                        }
                        if (stack.CurrentFrame.XmlnsDictionary == null)
                        {
                            stack.CurrentFrame.XmlnsDictionary =
                                new XmlnsDictionary();
                        }
                    }
                    stack.CurrentFrame.XmlnsDictionary.Add(xamlReader.Namespace.Prefix, xamlReader.Namespace.Namespace);
                    break;

                case System.Xaml.XamlNodeType.StartObject:
                    xamlWriter.WriteNode(xamlReader);
                    // If there's a frame but no Type, that means there
                    // was a namespace. Just set the Type
                    if (stack.Depth != 0 && stack.CurrentFrame.Type == null)
                    {
                        stack.CurrentFrame.Type = xamlReader.Type;
                    }
                    else
                    {
                        // Propagate the FreezeFreezable property from the current stack frame
                        stack.PushScope();
                        stack.CurrentFrame.Type = xamlReader.Type;
                        if (stack.PreviousFrame.FreezeFreezable)
                        {
                            stack.CurrentFrame.FreezeFreezable = true;
                        }
                    }
                    break;

                case System.Xaml.XamlNodeType.GetObject:
                    xamlWriter.WriteNode(xamlReader);
                    // If there wasn't a namespace node before this get object, need to pushScope.
                    if (stack.CurrentFrame.Type != null)
                    {
                        stack.PushScope();
                    }
                    stack.CurrentFrame.Type = stack.PreviousFrame.Property.Type;
                    break;

                case System.Xaml.XamlNodeType.EndObject:
                    xamlWriter.WriteNode(xamlReader);
                    // Freeze if required
                    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.HasValue)
                    {
                        XmlAttributeProperties.SetXmlSpace(dependencyObject, stack.CurrentFrame.XmlSpace.Value ? "default" : "preserve");
                    }
                    stack.PopScope();
                    break;

                case System.Xaml.XamlNodeType.StartMember:
                    // ObjectWriter should NOT process PresentationOptions:Freeze directive since it is Unknown
                    // The space directive node stream should not be written because it induces object instantiation,
                    // and the Baml2006Reader can produce space directives prematurely.
                    if (!(xamlReader.Member.IsDirective && xamlReader.Member == XamlReaderHelper.Freeze) &&
                        xamlReader.Member != XmlSpace.Value &&
                        xamlReader.Member != XamlLanguage.Space)
                    {
                        xamlWriter.WriteNode(xamlReader);
                    }

                    stack.CurrentFrame.Property = xamlReader.Member;
                    if (skipJournaledProperties)
                    {
                        if (!stack.CurrentFrame.Property.IsDirective)
                        {
                            System.Windows.Baml2006.WpfXamlMember wpfMember = stack.CurrentFrame.Property as System.Windows.Baml2006.WpfXamlMember;
                            if (wpfMember != null)
                            {
                                DependencyProperty prop = wpfMember.DependencyProperty;

                                if (prop != null)
                                {
                                    FrameworkPropertyMetadata metadata = prop.GetMetadata(stack.CurrentFrame.Type.UnderlyingType) as FrameworkPropertyMetadata;
                                    if (metadata != null && metadata.Journal == true)
                                    {
                                        //
                                        int count = 1;
                                        while (xamlReader.Read())
                                        {
                                            switch (xamlReader.NodeType)
                                            {
                                            case System.Xaml.XamlNodeType.StartMember:
                                                count++;
                                                break;

                                            case System.Xaml.XamlNodeType.EndMember:
                                                count--;
                                                if (count == 0)
                                                {
                                                    xamlWriter.WriteNode(xamlReader);
                                                }
                                                break;
                                            }
                                            if (count == 0)
                                            {
                                                break;
                                            }
                                        }
                                        // shouldn't this have been a XamlReader.Skip()?
                                        System.Diagnostics.Debug.Assert(count == 0, "Mismatch StartMember/EndMember");
                                    }
                                }
                            }
                        }
                    }
                    break;

                case System.Xaml.XamlNodeType.EndMember:
                    WpfXamlFrame currentFrame    = stack.CurrentFrame;
                    XamlMember   currentProperty = currentFrame.Property;
                    // ObjectWriter should not process PresentationOptions:Freeze directive nodes since it is unknown
                    // The space directive node stream should not be written because it induces object instantiation,
                    // and the Baml2006Reader can produce space directives prematurely.
                    if (!(currentProperty.IsDirective && currentProperty == XamlReaderHelper.Freeze) &&
                        currentProperty != XmlSpace.Value &&
                        currentProperty != XamlLanguage.Space)
                    {
                        xamlWriter.WriteNode(xamlReader);
                    }
                    currentFrame.Property = null;
                    break;

                case System.Xaml.XamlNodeType.Value:
                    if (stack.CurrentFrame.Property.IsDirective && stack.CurrentFrame.Property == XamlLanguage.Shared)
                    {
                        bool isShared;
                        if (bool.TryParse(xamlReader.Value as string, out isShared))
                        {
                            if (!isShared)
                            {
                                if (!(xamlReader is Baml2006Reader))
                                {
                                    throw new XamlParseException(SR.Get(SRID.SharedAttributeInLooseXaml));
                                }
                            }
                        }
                    }
                    // ObjectWriter should not process PresentationOptions:Freeze directive nodes since it is unknown
                    if (stack.CurrentFrame.Property.IsDirective && stack.CurrentFrame.Property == XamlReaderHelper.Freeze)
                    {
                        bool freeze = Convert.ToBoolean(xamlReader.Value, TypeConverterHelper.InvariantEnglishUS);
                        stack.CurrentFrame.FreezeFreezable = freeze;
                        var bamlReader = xamlReader as System.Windows.Baml2006.Baml2006Reader;
                        if (bamlReader != null)
                        {
                            bamlReader.FreezeFreezables = freeze;
                        }
                    }
                    // The space directive node stream should not be written because it induces object instantiation,
                    // and the Baml2006Reader can produce space directives prematurely.
                    else if (stack.CurrentFrame.Property == XmlSpace.Value || stack.CurrentFrame.Property == XamlLanguage.Space)
                    {
                        if (typeof(DependencyObject).IsAssignableFrom(stack.CurrentFrame.Type.UnderlyingType))
                        {
                            System.Diagnostics.Debug.Assert(xamlReader.Value is string, "XmlAttributeProperties.XmlSpaceProperty has the type string.");
                            stack.CurrentFrame.XmlSpace = (string)xamlReader.Value == "default";
                        }
                    }
                    else
                    {
                        // Ideally we should check if we're inside FrameworkTemplate's Content and not register those.
                        // However, checking if the instance is null accomplishes the same with a much smaller perf impact.
                        if (styleConnector != null &&
                            stack.CurrentFrame.Instance != null &&
                            stack.CurrentFrame.Property == XamlLanguage.ConnectionId &&
                            typeof(Style).IsAssignableFrom(stack.CurrentFrame.Type.UnderlyingType))
                        {
                            styleConnector.Connect((int)xamlReader.Value, stack.CurrentFrame.Instance);
                        }

                        xamlWriter.WriteNode(xamlReader);
                    }
                    break;

                default:
                    xamlWriter.WriteNode(xamlReader);
                    break;
                }

                //Only do this loop for one node if loadAsync
                if (onlyLoadOneNode)
                {
                    return;
                }
            }
        }
Esempio n. 10
0
        private void ExtractBAML(string name, Stream stream)
        {
            var reader = new Baml2006Reader(stream);
            var settings = new XamlObjectWriterSettings ();

            settings.BeforePropertiesHandler += (sender, e) =>
            {
                Trace("properties for {0}", e.Instance);
            };

            settings.XamlSetValueHandler += (sender, e) =>
            {
                //TraceTarget.Trace("set value {0} = {1}", e.Member.Name, e.Value);

                /*if (e.Member.Name == "DeferrableContent")
                {
                    e.Handled = true;
                }*/
            };

            var writer = new XamlObjectWriter(reader.SchemaContext, settings);
            while (reader.Read())
            {
                writer.WriteNode(reader);
            }
            var x = writer.Result;

            var ms = new MemoryStream();
            using (var xwriter = XmlWriter.Create(ms, new XmlWriterSettings { Indent = true }))
            {
                System.Windows.Markup.XamlWriter.Save(x, xwriter);
            }

            var xamlname = Path.ChangeExtension(name, ".xaml");

            ms.Position = 0;
            AddResource(xamlname, ms);
        }
Esempio n. 11
0
        private void LoadTemplateXaml(System.Xaml.XamlReader templateReader, XamlObjectWriter currentWriter)
        { 
            try
            {
                while (templateReader.Read())
                { 
                    // We need to call the ObjectWriter first because x:Name & RNPA needs to be registered
                    // before we call InvalidateProperties. 
                    currentWriter.WriteNode(templateReader); 

                    switch (templateReader.NodeType) 
                    {
                        case System.Xaml.XamlNodeType.None:
                        case System.Xaml.XamlNodeType.NamespaceDeclaration:
                            break; 
                        case System.Xaml.XamlNodeType.StartObject:
                            { 
                                // If parent is a namescope or was inside a nested namescope, make the new frame inside a nested namescope 
                                bool isInsideNameScope = Names.Depth > 0 && (IsNameScope(Names.CurrentFrame.Type) || Names.CurrentFrame.InsideNameScope);
                                Names.PushScope(); 
                                Names.CurrentFrame.Type = templateReader.Type;
                                if (isInsideNameScope)
                                {
                                    Names.CurrentFrame.InsideNameScope = true; 
                                }
                            } 
                            break; 
                        case System.Xaml.XamlNodeType.GetObject:
                            { 
                                // If parent is a namescope or was inside a nested namescope, make the new frame inside a nested namescope
                                bool isInsideNameScope = IsNameScope(Names.CurrentFrame.Type) || Names.CurrentFrame.InsideNameScope;
                                Names.PushScope();
                                Names.CurrentFrame.Type = Names.PreviousFrame.Property.Type; 
                                if (isInsideNameScope)
                                { 
                                    Names.CurrentFrame.InsideNameScope = true; 
                                }
                            } 
                            break;
                        case System.Xaml.XamlNodeType.StartMember:
                            Names.CurrentFrame.Property = templateReader.Member;
                            break; 
                        case System.Xaml.XamlNodeType.EndMember:
                            Names.CurrentFrame.Property = null; 
                            break; 
                        case System.Xaml.XamlNodeType.EndObject:
                            Names.PopScope(); 
                            break;
                        case System.Xaml.XamlNodeType.Value:
                            if (Names.CurrentFrame.Property == XamlLanguage.ConnectionId)
                            { 
                                if (_styleConnector != null)
                                { 
                                    _styleConnector.Connect((int)templateReader.Value, Names.CurrentFrame.Instance); 
                                }
                            } 
                            break;
                        default:
                            Debug.Assert(false, "Unknown enum value");
                            break; 
                    }
                } 
            } 
            catch (Exception e)
            { 
                if (CriticalExceptions.IsCriticalException(e) || e is System.Windows.Markup.XamlParseException)
                {
                    throw;
                } 
                System.Windows.Markup.XamlReader.RewrapException(e, null);
            } 
        }