FixedSchema.cs source code in C# .NET

Source code for the .NET framework in C#

                        

Code:

/ DotNET / DotNET / 8.0 / untmp / WIN_WINDOWS / lh_tools_devdiv_wpf / Windows / wcp / Framework / System / Windows / Documents / FixedSchema.cs / 1 / FixedSchema.cs

                            #region Using directives 

using System;
using System.Collections;
using System.Collections.Generic; 
using System.Text;
using System.Windows.Media; 
using System.Windows.Media.Imaging; 
using System.Windows.Markup;
using System.Xml; 
using System.IO;
using System.IO.Packaging;
using System.Xml.Schema;
using System.Net; 
using System.Resources;
using System.Reflection; 
using System.Globalization; 
using System.Security;
using MS.Internal; 

#endregion

namespace System.Windows.Documents 
{
    internal class XpsSchemaValidator 
    { 
        private class XmlEncodingEnforcingTextReader : XmlTextReader
        { 
            public XmlEncodingEnforcingTextReader(Stream objectStream)
                : base(objectStream)
            {
            } 

            public override bool Read() 
            { 
                bool result = base.Read();
 
                if (result && !_encodingChecked)
                {
                    if (base.NodeType == XmlNodeType.XmlDeclaration)
                    { 
                        string encoding = base["encoding"];
 
                        if (encoding != null) 
                        {
                            if (!encoding.Equals(Encoding.Unicode.WebName, StringComparison.OrdinalIgnoreCase) && 
                                        !encoding.Equals(Encoding.UTF8.WebName, StringComparison.OrdinalIgnoreCase))
                            {
                                throw new FileFormatException(SR.Get(SRID.XpsValidatingLoaderUnsupportedEncoding));
                            } 
                        }
                    } 
 
                    if (!(base.Encoding is UTF8Encoding) && !(base.Encoding is UnicodeEncoding))
                    { 
                        throw new FileFormatException(SR.Get(SRID.XpsValidatingLoaderUnsupportedEncoding));
                    }

                    _encodingChecked = true; 
                }
 
                return result; 
            }
 
            private bool _encodingChecked;
        }

        public 
        XpsSchemaValidator(
            XpsValidatingLoader loader, 
            XpsSchema schema, 
            ContentType mimeType,
            Stream  objectStream, 
            Uri packageUri,
            Uri baseUri
            )
        { 
            XmlTextReader xmlTextReader = new XmlEncodingEnforcingTextReader(objectStream);
 
            xmlTextReader.ProhibitDtd = true; 
            xmlTextReader.Normalization = true;
 
            XmlReader xmlReader = xmlTextReader;

            string [] predefinedNamespaces = _predefinedNamespaces;
            if ( !string.IsNullOrEmpty(schema.RootNamespaceUri) ) 
            {
                predefinedNamespaces = new string[_predefinedNamespaces.Length + 1]; 
                predefinedNamespaces[0] = schema.RootNamespaceUri; 
                _predefinedNamespaces.CopyTo(predefinedNamespaces, 1);
            } 

            xmlReader = new XmlCompatibilityReader(xmlReader, predefinedNamespaces);
            xmlReader = XmlReader.Create(xmlReader, schema.GetXmlReaderSettings());
 
            if (schema.HasUriAttributes(mimeType) && packageUri != null && baseUri != null)
            { 
                xmlReader = new RootXMLNSAndUriValidatingXmlReader(loader, schema, 
                                                        xmlReader, packageUri, baseUri);
            } 
            else
            {
                xmlReader = new RootXMLNSAndUriValidatingXmlReader(loader, schema, xmlReader);
            } 

            _compatReader = xmlReader; 
        } 

        public 
        XmlReader
        XmlReader
        {
            get 
            {
                return _compatReader; 
            } 
        }
 
        private
        XmlReader               _compatReader;
        static private string [] _predefinedNamespaces = new string [1] {
            XamlReaderHelper.DefinitionMetroNamespaceURI 
        };
 
        private class RootXMLNSAndUriValidatingXmlReader : XmlWrappingReader 
        {
            public RootXMLNSAndUriValidatingXmlReader( 
                        XpsValidatingLoader loader,
                        XpsSchema schema,
                        XmlReader xmlReader,
                        Uri packageUri, 
                        Uri baseUri)
                        : base(xmlReader) 
            { 
                _loader = loader;
                _schema = schema; 
                _packageUri = packageUri;
                _baseUri = baseUri;
            }
 
            public RootXMLNSAndUriValidatingXmlReader(
                        XpsValidatingLoader loader, 
                        XpsSchema schema, 
                        XmlReader xmlReader )
                : base(xmlReader) 
            {
                _loader = loader;
                _schema = schema;
            } 

            private void CheckUri(string attr) 
            { 
                CheckUri(Reader.LocalName, attr);
            } 

            private void CheckUri(string localName, string attr)
            {
                if (!object.ReferenceEquals(attr, _lastAttr))      // Check for same string object, not for equality! 
                {
                    _lastAttr = attr; 
                    string [] uris = _schema.ExtractUriFromAttr(localName, attr); 
                    if (uris != null)
                    { 
                        foreach (string uriAttr in uris)
                        {
                            if (uriAttr.Length > 0)
                            { 
                                Uri targetUri = PackUriHelper.ResolvePartUri(_baseUri, new Uri(uriAttr, UriKind.Relative));
                                Uri absTargetUri = PackUriHelper.Create(_packageUri, targetUri); 
                                _loader.UriHitHandler(_node,absTargetUri); 
                            }
                        } 
                    }
                }
            }
 
            public override string Value
            { 
                get 
                {
                    CheckUri(Reader.Value); 
                    return Reader.Value;
                }
            }
 
            public override string GetAttribute( string name )
            { 
                string attr= Reader.GetAttribute( name ); 
                CheckUri(name,attr);
                return attr; 
            }

            public override string GetAttribute( string name, string namespaceURI )
            { 
                string attr = Reader.GetAttribute(name, namespaceURI);
                CheckUri(attr); 
                return attr; 
            }
 
            public override string GetAttribute( int i )
            {
                string attr = Reader.GetAttribute( i );
                CheckUri(attr); 
                return attr;
            } 
 
            public override bool Read()
            { 
                bool result;
                _node++;
                result = Reader.Read();
 
                if ( (Reader.NodeType == XmlNodeType.Element) && !_rootXMLNSChecked )
                { 
                    if (!_schema.IsValidRootNamespaceUri(Reader.NamespaceURI)) 
                    {
                        throw new FileFormatException(SR.Get(SRID.XpsValidatingLoaderUnsupportedRootNamespaceUri)); 
                    }
                    _rootXMLNSChecked = true;
                }
 
                return result;
            } 
 
            private XpsValidatingLoader _loader;
            private XpsSchema _schema; 
            private Uri _packageUri;
            private Uri _baseUri;
            private string _lastAttr;
            private int _node; 
            private bool _rootXMLNSChecked;
        } 
    } 

 
    internal class XpsSchema
    {
        protected XpsSchema()
        { 
        }
 
        static protected void RegisterSchema(XpsSchema schema, ContentType[] handledMimeTypes) 
        {
            foreach (ContentType mime in handledMimeTypes) 
            {
                _schemas.Add(mime, schema);
            }
        } 

        protected void RegisterRequiredResourceMimeTypes(ContentType[] requiredResourceMimeTypes) 
        { 
            if (requiredResourceMimeTypes != null)
            { 
                foreach (ContentType type in requiredResourceMimeTypes)
                {
                    _requiredResourceMimeTypes.Add(type, true);
                } 
            }
        } 
 
        public virtual XmlReaderSettings GetXmlReaderSettings()
        { 
            XmlReaderSettings xmlReaderSettings = new XmlReaderSettings();

            xmlReaderSettings.ValidationFlags = System.Xml.Schema.XmlSchemaValidationFlags.ProcessIdentityConstraints | System.Xml.Schema.XmlSchemaValidationFlags.ReportValidationWarnings;
 
            return xmlReaderSettings;
        } 
 

        public virtual void ValidateRelationships(SecurityCriticalData package, Uri packageUri, Uri partUri, ContentType mimeType) 
        {
        }

        public virtual bool HasRequiredResources(ContentType mimeType) 
        {
            return false; 
        } 

        public virtual bool HasUriAttributes(ContentType mimeType) 
        {
            return false;
        }
 
        public virtual bool AllowsMultipleReferencesToSameUri(ContentType mimeType)
        { 
            return true; 
        }
 
        public virtual bool IsValidRootNamespaceUri(string namespaceUri)
        {
            return false;
        } 

        public virtual string RootNamespaceUri 
        { 
            get
            { 
                return "";
            }
        }
 
        public bool IsValidRequiredResourceMimeType(ContentType mimeType)
        { 
            foreach (ContentType ct in _requiredResourceMimeTypes.Keys) 
            {
                if (ct.AreTypeAndSubTypeEqual(mimeType)) 
                {
                    return true;
                }
            } 
            return false;
        } 
 
        public virtual string [] ExtractUriFromAttr(string attrName, string attrValue)
        { 
            return null;
        }

        static public XpsSchema GetSchema(ContentType mimeType) 
        {
            XpsSchema schema = null; 
 
            if (!_schemas.TryGetValue(mimeType, out schema))
            { 
                throw new FileFormatException(SR.Get(SRID.XpsValidatingLoaderUnsupportedMimeType));
            }

            return schema; 
        }
 
        static private readonly Dictionary _schemas = new Dictionary(new ContentType.StrongComparer()); 
        private Hashtable _requiredResourceMimeTypes = new Hashtable(11);
    } 

    internal class XpsS0Schema:XpsSchema
    {
        // When creating a new schema, add a static member to XpsSchemaValidator to register it. 
        protected
        XpsS0Schema() 
        { 
        }
 
        public override XmlReaderSettings GetXmlReaderSettings()
        {
            if (_xmlReaderSettings == null)
            { 
                _xmlReaderSettings = new XmlReaderSettings();
 
                _xmlReaderSettings.ValidationFlags = System.Xml.Schema.XmlSchemaValidationFlags.ProcessIdentityConstraints | System.Xml.Schema.XmlSchemaValidationFlags.ReportValidationWarnings; 

                MemoryStream xpsSchemaStream = new MemoryStream(XpsS0Schema.S0SchemaBytes); 
                MemoryStream dictionarySchemaStream = new MemoryStream(XpsS0Schema.DictionarySchemaBytes);

                XmlResolver resolver = new XmlUrlResolver();
 
                _xmlReaderSettings.ValidationType = ValidationType.Schema;
                _xmlReaderSettings.Schemas.XmlResolver = resolver; 
 
                _xmlReaderSettings.Schemas.Add(_xpsS0SchemaNamespace,
                                            new XmlTextReader(xpsSchemaStream)); 
                _xmlReaderSettings.Schemas.Add(null,
                                            new XmlTextReader(dictionarySchemaStream));
            }
 
            return _xmlReaderSettings;
        } 
 
        public override bool HasRequiredResources(ContentType mimeType)
        { 
            if (_fixedPageContentType.AreTypeAndSubTypeEqual(mimeType))
            {
                return true;
            } 

            return false; 
        } 

        public override bool HasUriAttributes(ContentType mimeType) 
        {
            // All of the root elements for content types supported by this schema have Uri attributes that need to be checked
            return true;
        } 

        public override bool AllowsMultipleReferencesToSameUri(ContentType mimeType) 
        { 
            if (_fixedDocumentSequenceContentType.AreTypeAndSubTypeEqual(mimeType) ||
                _fixedDocumentContentType.AreTypeAndSubTypeEqual(mimeType)) 
            {
                // FixedDocumentSequence - FixedDocument - FixedPage must form a tree. Cannot share elements
                return false;
            } 
            else
            { 
                return true; 
            }
        } 

        public override bool IsValidRootNamespaceUri(string namespaceUri)
        {
            return namespaceUri.Equals(_xpsS0SchemaNamespace, StringComparison.Ordinal); 
        }
 
        public override string RootNamespaceUri 
        {
            get 
            {
                return _xpsS0SchemaNamespace;
            }
        } 

        public override string[] ExtractUriFromAttr(string attrName, string attrValue) 
        { 
            // Note: Do not check for "FixedPage.NavigateUri", because external references are allowed.
            if (attrName.Equals("Source", StringComparison.Ordinal) || 
                attrName.Equals("FontUri", StringComparison.Ordinal))
            {
                return new string[] { attrValue };
            } 
            else if (attrName.Equals("ImageSource", StringComparison.Ordinal))
            { 
                if (attrValue.StartsWith(_colorConvertedBitmap, StringComparison.Ordinal)) 
                {
                    attrValue = attrValue.Substring(_colorConvertedBitmap.Length); 
                    string[] pieces = attrValue.Split(new char[] { ' ', '}' });

                    return pieces;
                } 
                else
                { 
                    return new string[] { attrValue }; 
                }
            } 
            else if (attrName.Equals("Color", StringComparison.Ordinal) ||
                attrName.Equals("Fill", StringComparison.Ordinal) ||
                attrName.Equals("Stroke", StringComparison.Ordinal))
            { 
                attrValue = attrValue.Trim();
                if (attrValue.StartsWith(_contextColor, StringComparison.Ordinal)) 
                { 
                    attrValue = attrValue.Substring(_contextColor.Length);
                    attrValue = attrValue.Trim(); 
                    string[] tokens = attrValue.Split(new char[] { ' ' });
                    if (tokens.GetLength(0) >= 1)
                    {
                        return new string[] { tokens[0] }; 
                    }
                } 
            } 

            return null; 
        }

        static
        private 
        byte[]
        S0SchemaBytes 
        { 
            get
            { 
                ResourceManager resourceManager = new ResourceManager( "Schemas_S0", Assembly.GetAssembly(typeof(XpsS0Schema)));
                return (byte[])resourceManager.GetObject("s0schema.xsd");
            }
        } 

        static 
        private 
        byte[]
        DictionarySchemaBytes 
        {
            get
            {
                ResourceManager resourceManager = new ResourceManager( "Schemas_S0", Assembly.GetAssembly(typeof(XpsS0Schema))); 
                return (byte[])resourceManager.GetObject("rdkey.xsd");
            } 
        } 

        static 
        protected
        ContentType _fontContentType = new ContentType("application/vnd.ms-opentype");

        static 
        protected
        ContentType _colorContextContentType = new ContentType("application/vnd.ms-color.iccprofile"); 
 
        static
        protected 
        ContentType _obfuscatedContentType = new ContentType("application/vnd.ms-package.obfuscated-opentype");

        static
        protected 
        ContentType _jpgContentType = new ContentType("image/jpeg");
 
        static 
        protected
        ContentType _pngContentType = new ContentType("image/png"); 

        static
        protected
        ContentType _tifContentType = new ContentType("image/tiff"); 

        static 
        protected 
        ContentType _wmpContentType = new ContentType("image/vnd.ms-photo");
 
        static
        protected
        ContentType _fixedDocumentSequenceContentType = new ContentType("application/vnd.ms-package.xps-fixeddocumentsequence+xml");
 
        static
        protected 
        ContentType _fixedDocumentContentType = new ContentType("application/vnd.ms-package.xps-fixeddocument+xml"); 

        static 
        protected
        ContentType _fixedPageContentType = new ContentType("application/vnd.ms-package.xps-fixedpage+xml");

        static 
        protected
        ContentType _resourceDictionaryContentType = new ContentType("application/vnd.ms-package.xps-resourcedictionary+xml"); 
 
        static
        protected 
        ContentType _printTicketContentType = new ContentType("application/vnd.ms-printing.printticket+xml");

        static
        protected 
        ContentType _discardControlContentType = new ContentType("application/vnd.ms-package.xps-discard-control+xml");
 
        private 
        const
        String _xpsS0SchemaNamespace = "http://schemas.microsoft.com/xps/2005/06"; 

        private
        const
        string _contextColor = "ContextColor "; 

        private 
        const 
        string _colorConvertedBitmap = "{ColorConvertedBitmap ";
 
        static
        private
        XmlReaderSettings _xmlReaderSettings;
    } 

    internal sealed class XpsS0FixedPageSchema : XpsS0Schema 
    { 
        public
        XpsS0FixedPageSchema() 
        {
            RegisterSchema(this,
                new ContentType[] {  _fixedDocumentSequenceContentType,
                                _fixedDocumentContentType, 
                                _fixedPageContentType
                                } 
                    ); 
            RegisterRequiredResourceMimeTypes(
                new ContentType[] { 
                                _resourceDictionaryContentType,
                                _fontContentType,
                                _colorContextContentType,
                                _obfuscatedContentType, 
                                _jpgContentType,
                                _pngContentType, 
                                _tifContentType, 
                                _wmpContentType
                                } 
                    );
        }

        ///  
        /// Critical: Accesses SecurityCriticalData which is a package from PreloadedPackages
        /// SecurityTreatAsSafe: No package instance or package related objects being handed 
        ///                     out from this method 
        /// 
        [SecurityCritical, SecurityTreatAsSafe] 
        public override void ValidateRelationships(SecurityCriticalData package, Uri packageUri, Uri partUri, ContentType mimeType)
        {
            PackagePart part = package.Value.GetPart(partUri);
            PackageRelationshipCollection checkRels; 
            int count;
 
            // Can only have 0 or 1 PrintTicket per FDS, FD or FP part 
            checkRels = part.GetRelationshipsByType(_printTicketRel);
            count = 0; 
            foreach (PackageRelationship rel in checkRels)
            {
                count++;
                if (count > 1) 
                {
                    throw new FileFormatException(SR.Get(SRID.XpsValidatingLoaderMoreThanOnePrintTicketPart)); 
                } 

                // Also check for existence and type 
                Uri targetUri = PackUriHelper.ResolvePartUri(partUri, rel.TargetUri);
                Uri absTargetUri = PackUriHelper.Create(packageUri, targetUri);

                PackagePart targetPart = package.Value.GetPart(targetUri); 

                if (!_printTicketContentType.AreTypeAndSubTypeEqual(new ContentType(targetPart.ContentType))) 
                { 
                    throw new FileFormatException(SR.Get(SRID.XpsValidatingLoaderPrintTicketHasIncorrectType));
                } 
            }

            checkRels = part.GetRelationshipsByType(_thumbnailRel);
            count = 0; 
            foreach (PackageRelationship rel in checkRels)
            { 
                count++; 
                if (count > 1)
                { 
                    throw new FileFormatException(SR.Get(SRID.XpsValidatingLoaderMoreThanOneThumbnailPart));
                }

                // Also check for existence and type 
                Uri targetUri = PackUriHelper.ResolvePartUri(partUri, rel.TargetUri);
                Uri absTargetUri = PackUriHelper.Create(packageUri, targetUri); 
 
                PackagePart targetPart = package.Value.GetPart(targetUri);
 
                if (!_jpgContentType.AreTypeAndSubTypeEqual(new ContentType(targetPart.ContentType)) &&
                    !_pngContentType.AreTypeAndSubTypeEqual(new ContentType(targetPart.ContentType)))
                {
                    throw new FileFormatException(SR.Get(SRID.XpsValidatingLoaderThumbnailHasIncorrectType)); 
                }
            } 
 
            // FixedDocument only has restricted font relationships
            if (_fixedDocumentContentType.AreTypeAndSubTypeEqual(mimeType)) 
            {
                // Check if target of restricted font relationship is present and is actually a font
                checkRels = part.GetRelationshipsByType(_restrictedFontRel);
                foreach (PackageRelationship rel in checkRels) 
                {
                    // Check for existence and type 
                    Uri targetUri = PackUriHelper.ResolvePartUri(partUri, rel.TargetUri); 
                    Uri absTargetUri = PackUriHelper.Create(packageUri, targetUri);
 
                    PackagePart targetPart = package.Value.GetPart(targetUri);

                    if (!_fontContentType.AreTypeAndSubTypeEqual(new ContentType(targetPart.ContentType)) &&
                            !_obfuscatedContentType.AreTypeAndSubTypeEqual(new ContentType(targetPart.ContentType))) 
                    {
                        throw new FileFormatException(SR.Get(SRID.XpsValidatingLoaderRestrictedFontHasIncorrectType)); 
                    } 
                }
            } 

            // check constraints for XPS fixed payload start part
            if (_fixedDocumentSequenceContentType.AreTypeAndSubTypeEqual(mimeType))
            { 
                // This is the XPS payload root part. We also should check if the Package only has at most one discardcontrol...
                checkRels = package.Value.GetRelationshipsByType(_discardControlRel); 
                count = 0; 
                foreach (PackageRelationship rel in checkRels)
                { 
                    count++;
                    if (count > 1)
                    {
                        throw new FileFormatException(SR.Get(SRID.XpsValidatingLoaderMoreThanOneDiscardControlInPackage)); 
                    }
 
                    // Also check for existence and type 
                    Uri targetUri = PackUriHelper.ResolvePartUri(partUri, rel.TargetUri);
                    Uri absTargetUri = PackUriHelper.Create(packageUri, targetUri); 

                    PackagePart targetPart = package.Value.GetPart(targetUri);

                    if (!_discardControlContentType.AreTypeAndSubTypeEqual(new ContentType(targetPart.ContentType))) 
                    {
                        throw new FileFormatException(SR.Get(SRID.XpsValidatingLoaderDiscardControlHasIncorrectType)); 
                    } 
                }
 
                // This is the XPS payload root part. We also should check if the Package only has at most one thumbnail...
                checkRels = package.Value.GetRelationshipsByType(_thumbnailRel);
                count = 0;
                foreach (PackageRelationship rel in checkRels) 
                {
                    count++; 
                    if (count > 1) 
                    {
                        throw new FileFormatException(SR.Get(SRID.XpsValidatingLoaderMoreThanOneThumbnailInPackage)); 
                    }

                    // Also check for existence and type
                    Uri targetUri = PackUriHelper.ResolvePartUri(partUri, rel.TargetUri); 
                    Uri absTargetUri = PackUriHelper.Create(packageUri, targetUri);
 
                    PackagePart targetPart = package.Value.GetPart(targetUri); 

                    if (!_jpgContentType.AreTypeAndSubTypeEqual(new ContentType(targetPart.ContentType)) && 
                        !_pngContentType.AreTypeAndSubTypeEqual(new ContentType(targetPart.ContentType)))
                    {
                        throw new FileFormatException(SR.Get(SRID.XpsValidatingLoaderThumbnailHasIncorrectType));
                    } 
                }
            } 
        } 

        private 
        const
        string _printTicketRel = "http://schemas.microsoft.com/xps/2005/06/printticket";

        private 
        const
        string _discardControlRel = "http://schemas.microsoft.com/xps/2005/06/discard-control"; 
 
        private
        const 
        string _restrictedFontRel = "http://schemas.microsoft.com/xps/2005/06/restricted-font";

        private
        const 
        string _thumbnailRel = "http://schemas.openxmlformats.org/package/2006/relationships/metadata/thumbnail";
    } 
 
    internal sealed class XpsS0ResourceDictionarySchema : XpsS0Schema
    { 
        // When creating a new schema, add a static member to XpsSchemaValidator to register it.
        public
        XpsS0ResourceDictionarySchema()
        { 
            RegisterSchema(this,
                new ContentType[] {  _resourceDictionaryContentType 
                                } 
                    );
        } 

        public override string [] ExtractUriFromAttr(string attrName, string attrValue)
        {
            if (attrName.Equals("Source", StringComparison.Ordinal))      // Cannot chain remote ResourceDictionary parts. 
            {
                throw new FileFormatException(SR.Get(SRID.XpsValidatingLoaderUnsupportedMimeType)); 
            } 

            return base.ExtractUriFromAttr(attrName, attrValue); 
        }
    }

    internal sealed class XpsDocStructSchema : XpsSchema 
    {
        // When creating a new schema, add a static member to XpsSchemaValidator to register it. 
        public 
        XpsDocStructSchema()
        { 
            RegisterSchema(this, new ContentType[] { _documentStructureContentType,
                                            _storyFragmentsContentType } );
        }
 
        public override XmlReaderSettings GetXmlReaderSettings()
        { 
            if (_xmlReaderSettings == null) 
            {
                _xmlReaderSettings = new XmlReaderSettings(); 

                _xmlReaderSettings.ValidationFlags = System.Xml.Schema.XmlSchemaValidationFlags.ProcessIdentityConstraints | System.Xml.Schema.XmlSchemaValidationFlags.ReportValidationWarnings;

                MemoryStream xpsSchemaStream = new MemoryStream(XpsDocStructSchema.SchemaBytes); 

                XmlResolver resolver = new XmlUrlResolver(); 
 
                _xmlReaderSettings.ValidationType = ValidationType.Schema;
                _xmlReaderSettings.Schemas.XmlResolver = resolver; 

                _xmlReaderSettings.Schemas.Add(_xpsDocStructureSchemaNamespace,
                                            new XmlTextReader(xpsSchemaStream));
            } 

            return _xmlReaderSettings; 
        } 

        public override bool IsValidRootNamespaceUri(string namespaceUri) 
        {
            return namespaceUri.Equals(_xpsDocStructureSchemaNamespace, StringComparison.Ordinal);
        }
 
        public override string RootNamespaceUri
        { 
            get 
            {
                return _xpsDocStructureSchemaNamespace; 
            }
        }

        static 
        private
        byte[] 
        SchemaBytes 
        {
            get 
            {
                ResourceManager resourceManager = new ResourceManager("Schemas_DocStructure", Assembly.GetAssembly(typeof(XpsDocStructSchema)));
                return (byte[])resourceManager.GetObject("DocStructure.xsd");
            } 
        }
 
        static 
        private
        ContentType _documentStructureContentType = new ContentType("application/vnd.ms-package.xps-documentstructure+xml"); 

        static
        private
        ContentType _storyFragmentsContentType    = new ContentType("application/vnd.ms-package.xps-storyfragments+xml"); 

        private 
        const 
        String _xpsDocStructureSchemaNamespace = "http://schemas.microsoft.com/xps/2005/06/documentstructure";
 
        static
        private
        XmlReaderSettings _xmlReaderSettings;
    } 
}
 
 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.


                        

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