internal DeferrableContent(Stream stream, Baml2006SchemaContext schemaContext,
IXamlObjectWriterFactory objectWriterFactory, IServiceProvider serviceProvider,
object rootObject)
{
ObjectWriterParentSettings = objectWriterFactory.GetParentSettings();
if (ObjectWriterParentSettings.AccessLevel != null)
{
XamlLoadPermission loadPermission =
new XamlLoadPermission(ObjectWriterParentSettings.AccessLevel);
loadPermission.Demand();
this.LoadPermission = loadPermission;
}
bool assemblyTargetsFramework2 = false;
// The local assembly can be null if it is not specified in the XamlReaderSettings.
if (schemaContext.LocalAssembly != null)
{
assemblyTargetsFramework2 = schemaContext.LocalAssembly.ImageRuntimeVersion.StartsWith("v2", StringComparison.Ordinal);
}
// There is an incompatibility between the framework versions 3 and 4 regarding MarkupExtension resources.
// In version 3, MarkupExtension resources did not provide values when looked up.
// In version 4, they do.
if (assemblyTargetsFramework2)
{
ObjectWriterParentSettings.SkipProvideValueOnRoot = true;
}
this.Stream = stream;
this.SchemaContext = schemaContext;
this.ObjectWriterFactory = objectWriterFactory;
this.ServiceProvider = serviceProvider;
this.RootObject = rootObject;
}
public Baml2006ReaderContext(Baml2006SchemaContext schemaContext)
{
if (schemaContext == null)
{
throw new ArgumentNullException("schemaContext");
}
_schemaContext = schemaContext;
}
public Baml2006Reader(Stream stream)
{
if (stream == null)
{
throw new ArgumentNullException("stream");
}
var schemaContext = new Baml2006SchemaContext(null);
var settings = new Baml2006ReaderSettings();
Initialize(stream, schemaContext, settings);
}
public Baml2006Reader(string fileName)
{
if (fileName == null)
{
throw new ArgumentNullException("fileName");
}
var stream = new FileStream(fileName, FileMode.Open, FileAccess.Read, FileShare.Read);
var schemaContext = new Baml2006SchemaContext(null);
var settings = System.Windows.Markup.XamlReader.CreateBamlReaderSettings();
settings.OwnsStream = true;
Initialize(stream, schemaContext, settings);
}
public Baml2006Reader(Stream stream, XamlReaderSettings xamlReaderSettings)
{
if (stream == null)
{
throw new ArgumentNullException("stream");
}
if (xamlReaderSettings == null)
{
throw new ArgumentNullException("xamlReaderSettings");
}
Baml2006SchemaContext schemaContext;
if (xamlReaderSettings.ValuesMustBeString)
{
schemaContext = new Baml2006SchemaContext(xamlReaderSettings.LocalAssembly, System.Windows.Markup.XamlReader.XamlV3SharedSchemaContext);
}
else
{
schemaContext = new Baml2006SchemaContext(xamlReaderSettings.LocalAssembly);
}
var settings = new Baml2006ReaderSettings(xamlReaderSettings);
Initialize(stream, schemaContext, settings);
}
internal Baml2006Reader(Stream stream,
Baml2006SchemaContext schemaContext,
Baml2006ReaderSettings settings)
{
if (stream == null)
{
throw new ArgumentNullException("stream");
}
if (schemaContext == null)
{
throw new ArgumentNullException("schemaContext");
}
Initialize(stream, schemaContext, settings ?? new Baml2006ReaderSettings());
}
private void Initialize(Stream stream,
Baml2006SchemaContext schemaContext,
Baml2006ReaderSettings settings)
{
schemaContext.Settings = settings;
_settings = settings;
_context = new Baml2006ReaderContext(schemaContext);
_xamlMainNodeQueue = new XamlNodeQueue(schemaContext);
_xamlNodesReader = _xamlMainNodeQueue.Reader;
_xamlNodesWriter = _xamlMainNodeQueue.Writer;
_lookingForAKeyOnAMarkupExtensionInADictionaryDepth = -1;
_isBinaryProvider = !settings.ValuesMustBeString;
// Since the reader owns the stream and is responsible for its lifetime
// it can safely hand out shared streams.
if (_settings.OwnsStream)
{
stream = new SharedStream(stream);
}
_binaryReader = new BamlBinaryReader(stream);
_context.TemplateStartDepth = -1;
if (!_settings.IsBamlFragment)
{
Process_Header();
}
}
internal Baml2006Reader(
Stream stream,
Baml2006SchemaContext baml2006SchemaContext,
Baml2006ReaderSettings baml2006ReaderSettings,
object root)
: this(stream, baml2006SchemaContext, baml2006ReaderSettings)
{
_root = root;
}
