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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
/***************************************************************************\
*
* Purpose: Helper class for writing BAML records
*
\***************************************************************************/
using System;
using System.Xml;
using System.IO;
using System.Text;
using System.Collections;
using System.Collections.Generic;
using System.ComponentModel;
using System.Diagnostics;
using System.Reflection;
using MS.Utility;
#if !PBTCOMPILER
using System.Windows;
using System.Windows.Threading;
#endif
#if PBTCOMPILER
using System.Globalization;
namespace MS.Internal.Markup
#else
namespace System.Windows.Markup
#endif
{
/// <summary>
/// Class for writing baml to a stream from XamlParser calls
/// </summary>
internal class BamlRecordWriter
{
#region Constructor
/// <summary>
/// Constructor that allows defer loading feature to be enabled, even
/// for non-compile cases.
/// </summary>
public BamlRecordWriter(
Stream stream,
ParserContext parserContext,
bool deferLoadingSupport)
{
_bamlStream = stream;
_xamlTypeMapper = parserContext.XamlTypeMapper;
_deferLoadingSupport = deferLoadingSupport;
_bamlMapTable = parserContext.MapTable;
_parserContext = parserContext;
_debugBamlStream = false;
_lineNumber = -1;
_linePosition = -1;
_bamlBinaryWriter = new BamlBinaryWriter(stream,new System.Text.UTF8Encoding());
_bamlRecordManager = new BamlRecordManager();
}
#endregion Constructor
#region Methods
// Called by BamlRecordWriter records to persist a record.
internal virtual void WriteBamlRecord(
BamlRecord bamlRecord,
int lineNumber,
int linePosition)
{
try
{
bamlRecord.Write(BinaryWriter);
if(DebugBamlStream)
{
if(BamlRecordHelper.DoesRecordTypeHaveDebugExtension(bamlRecord.RecordType))
{
WriteDebugExtensionRecord(lineNumber, linePosition);
}
}
}
catch (XamlParseException e)
{
_xamlTypeMapper.ThrowExceptionWithLine(e.Message, e.InnerException);
}
}
// Indicates if ParentNodes should be updated.
// This is only used when loading compiled baml so can have node information
internal virtual bool UpdateParentNodes
{
get
{
return true;
}
}
#if !PBTCOMPILER
// review - this needs to check that setparseMode is called only
// once and only on the Root tag.
internal void SetParseMode(XamlParseMode xamlParseMode)
{
// only update if we are allowed to update the parent nodes
if (UpdateParentNodes)
{
// update the parseMode in the StartRecord.
if (xamlParseMode == XamlParseMode.Asynchronous)
{
Debug.Assert(null != DocumentStartRecord);
if (null != DocumentStartRecord)
{
DocumentStartRecord.LoadAsync = true;
DocumentStartRecord.UpdateWrite(BinaryWriter);
}
}
}
}
#endif
// Sets the number of Records that can be read at a time
// in async mode. Main use is for debugging.
internal virtual void SetMaxAsyncRecords(int maxAsyncRecords)
{
// only update if we are allowed to update the parent nodes
if (UpdateParentNodes)
{
Debug.Assert(null != DocumentStartRecord);
if (null != DocumentStartRecord)
{
DocumentStartRecord.MaxAsyncRecords = maxAsyncRecords;
DocumentStartRecord.UpdateWrite(BinaryWriter);
}
}
}
#region Record Writing
#region Debug Record Writing
public bool DebugBamlStream
{
get { return _debugBamlStream; }
#if PBTCOMPILER
set { _debugBamlStream = value; }
#endif
}
internal BamlLineAndPositionRecord LineAndPositionRecord
{
get
{
if(_bamlLineAndPositionRecord == null)
{
_bamlLineAndPositionRecord = new BamlLineAndPositionRecord();
}
return _bamlLineAndPositionRecord;
}
}
internal BamlLinePositionRecord LinePositionRecord
{
get
{
if(_bamlLinePositionRecord == null)
{
_bamlLinePositionRecord = new BamlLinePositionRecord();
}
return _bamlLinePositionRecord;
}
}
internal void WriteDebugExtensionRecord(int lineNumber, int linePosition)
{
// if the Linenumber has changed then the Position had also.
// So write out a record with both Line and Position.
if(lineNumber != _lineNumber)
{
BamlLineAndPositionRecord rec = LineAndPositionRecord;
_lineNumber = lineNumber;
rec.LineNumber = (uint)lineNumber;
_linePosition = linePosition;
rec.LinePosition = (uint)linePosition;
rec.Write(BinaryWriter);
}
// if the Line has NOT changed but the position has then
// write a smaller record with just the position.
else if(linePosition != _linePosition)
{
_linePosition = linePosition;
BamlLinePositionRecord rec = LinePositionRecord;
rec.LinePosition = (uint)linePosition;
rec.Write(BinaryWriter);
}
// if neither has changed then don't waste space and
// don't write a record.
}
#endregion Debug Record Writing
// called to start writing the BAML
internal void WriteDocumentStart(XamlDocumentStartNode xamlDocumentNode)
{
// Always put a Version Block before the Document Start record.
BamlVersionHeader bamlVersion = new BamlVersionHeader();
bamlVersion.WriteVersion(BinaryWriter);
DocumentStartRecord = (BamlDocumentStartRecord) BamlRecordManager.GetWriteRecord(BamlRecordType.DocumentStart);
DocumentStartRecord.DebugBaml = DebugBamlStream;
// go ahead and write initial values to the Stream, will back fill.
// the rootElement.
WriteBamlRecord(DocumentStartRecord, xamlDocumentNode.LineNumber,
xamlDocumentNode.LinePosition);
BamlRecordManager.ReleaseWriteRecord(DocumentStartRecord);
}
// called when BAML is completely written
internal void WriteDocumentEnd(XamlDocumentEndNode xamlDocumentEndNode)
{
// write end of document record
BamlDocumentEndRecord endDocument =
(BamlDocumentEndRecord) BamlRecordManager.GetWriteRecord(BamlRecordType.DocumentEnd);
WriteBamlRecord(endDocument, xamlDocumentEndNode.LineNumber,
xamlDocumentEndNode.LinePosition);
BamlRecordManager.ReleaseWriteRecord(endDocument);
// should be done now and evertying fully initialized.
}
internal void WriteConnectionId(Int32 connectionId)
{
BamlConnectionIdRecord bamlCxnId =
(BamlConnectionIdRecord)BamlRecordManager.GetWriteRecord(BamlRecordType.ConnectionId);
bamlCxnId.ConnectionId = connectionId;
WriteAndReleaseRecord(bamlCxnId, null);
}
// following are for writing to the BAML
// Somewhat mimics XMLTextWriter
internal void WriteElementStart(XamlElementStartNode xamlElementNode)
{
// initialize the element and add to the stack
BamlElementStartRecord bamlElement =
(BamlElementStartRecord) BamlRecordManager.GetWriteRecord(BamlRecordType.ElementStart);
// If we do not already have a type record for the type of this element,
// then add a new TypeInfo record to the map table.
short typeId;
if (!MapTable.GetTypeInfoId(BinaryWriter,
xamlElementNode.AssemblyName,
xamlElementNode.TypeFullName,
out typeId))
{
string serializerAssemblyName = string.Empty;
if (xamlElementNode.SerializerType != null)
{
serializerAssemblyName = xamlElementNode.SerializerType.Assembly.FullName;
}
typeId = MapTable.AddTypeInfoMap(BinaryWriter,
xamlElementNode.AssemblyName,
xamlElementNode.TypeFullName,
xamlElementNode.ElementType,
serializerAssemblyName,
xamlElementNode.SerializerTypeFullName);
}
bamlElement.TypeId = typeId;
bamlElement.CreateUsingTypeConverter = xamlElementNode.CreateUsingTypeConverter;
bamlElement.IsInjected = xamlElementNode.IsInjected;
// Check if the element we are about to write supports deferable content.
// If so, then we have to queue up all the baml records that are contained
// within this element and extract key information (if this is a dictionary).
// At the end tag, the queued records will be written in an optimal order
// and offsets inserted to permit fast runtime indexing of content.
if (_deferLoadingSupport && _deferElementDepth > 0)
{
_deferElementDepth++;
if (InStaticResourceSection)
{
// Gather all the BamlRecords within the StaticResource section
_staticResourceElementDepth++;
_staticResourceRecordList.Add(new ValueDeferRecord(bamlElement, xamlElementNode.LineNumber, xamlElementNode.LinePosition));
}
else if (CollectingValues && KnownTypes.Types[(int)KnownElements.StaticResourceExtension] == xamlElementNode.ElementType)
{
// Mark the beginning of a StaticResource section
_staticResourceElementDepth = 1;
_staticResourceRecordList = new List<ValueDeferRecord>(5);
_staticResourceRecordList.Add(new ValueDeferRecord(bamlElement, xamlElementNode.LineNumber, xamlElementNode.LinePosition));
}
else
{
// Detect that we are within a DynamicResource Section.
if (InDynamicResourceSection)
{
_dynamicResourceElementDepth++;
}
else if (CollectingValues && KnownTypes.Types[(int)KnownElements.DynamicResourceExtension] == xamlElementNode.ElementType)
{
_dynamicResourceElementDepth = 1;
}
ValueDeferRecord deferRecord = new ValueDeferRecord(bamlElement,
xamlElementNode.LineNumber,
xamlElementNode.LinePosition);
if(_deferComplexPropertyDepth > 0)
{
// If we are in the middle of a complex property specified for a defered
// type, we need to append to the _deferElement array.
_deferElement.Add(deferRecord);
}
else if (_deferElementDepth == 2)
{
// If this element is directly below the dictionary root, then put a
// placeholder record in the key collection. If this is not filled
// in before we reach the end of this element's scope, then we don't
// have a key, and that's an error.
_deferKeys.Add(new KeyDeferRecord(xamlElementNode.LineNumber,
xamlElementNode.LinePosition));
// Remember that this element record is for the start of a value,
// so that the offset in the associated key record should be set
// when this record is actually written out to the baml stream.
deferRecord.UpdateOffset = true;
_deferValues.Add(deferRecord);
}
else if (_deferKeyCollecting)
{
// Don't allow a bind or resource reference in a deferable key, since this
// causes problems for resolution. Multi-pass or recursive key resolution
// would be needed to robustly support this feature.
if (typeof(String).IsAssignableFrom(xamlElementNode.ElementType) ||
KnownTypes.Types[(int)KnownElements.StaticExtension].IsAssignableFrom(xamlElementNode.ElementType) ||
KnownTypes.Types[(int)KnownElements.TypeExtension].IsAssignableFrom(xamlElementNode.ElementType))
{
((KeyDeferRecord)_deferKeys[_deferKeys.Count-1]).RecordList.Add(deferRecord);
}
else
{
XamlParser.ThrowException(nameof(SR.ParserBadKey),
xamlElementNode.TypeFullName,
xamlElementNode.LineNumber,
xamlElementNode.LinePosition);
}
}
else
{
_deferValues.Add(deferRecord);
}
}
}
else if (_deferLoadingSupport && KnownTypes.Types[(int)KnownElements.ResourceDictionary].IsAssignableFrom(xamlElementNode.ElementType))
{
_deferElementDepth = 1;
_deferEndOfStartReached = false;
_deferElement = new ArrayList(2);
_deferKeys = new ArrayList(10);
_deferValues = new ArrayList(100);
_deferElement.Add(new ValueDeferRecord(bamlElement,
xamlElementNode.LineNumber,
xamlElementNode.LinePosition));
}
else
{
WriteBamlRecord(bamlElement, xamlElementNode.LineNumber,
xamlElementNode.LinePosition);
BamlRecordManager.ReleaseWriteRecord(bamlElement);
}
}
// The end of an element has been reached, so write out the end indication
internal void WriteElementEnd(XamlElementEndNode xamlElementEndNode)
{
BamlElementEndRecord bamlElementEnd =
(BamlElementEndRecord) BamlRecordManager.GetWriteRecord(BamlRecordType.ElementEnd);
// Check if we're queuing up deferable content. If so and we're at the
// end tag for that content, now is the time to actually write everything
// to the baml stream and rewrite in the file locations for the values
// sections.
if (_deferLoadingSupport && _deferElementDepth > 0 && _deferElementDepth-- == 1)
{
WriteDeferableContent(xamlElementEndNode);
// Clear all defer related instance data
Debug.Assert(_deferElementDepth == 0);
Debug.Assert(_deferComplexPropertyDepth == 0);
Debug.Assert(_staticResourceElementDepth == 0);
Debug.Assert(_dynamicResourceElementDepth == 0);
Debug.Assert(_staticResourceRecordList == null);
_deferKeys = null;
_deferValues = null;
_deferElement = null;
}
else
{
WriteAndReleaseRecord(bamlElementEnd, xamlElementEndNode);
if (_deferLoadingSupport && _staticResourceElementDepth > 0 && _staticResourceElementDepth-- == 1)
{
// This marks the end of a StaticResource section
// Process the StaticResourceRecordList that we
// have been gathering this far
WriteStaticResource();
// Cleanup the list after processing
Debug.Assert(_staticResourceElementDepth == 0);
_staticResourceRecordList = null;
}
else if (_deferLoadingSupport && _dynamicResourceElementDepth > 0 && _dynamicResourceElementDepth-- == 1)
{
// We have now exited the dynamic resource section
}
}
// we've come to the end of the element.
}
// The end of the start tag has been reached. For compile cases, check
// if we are accumulating a deferable block of records.
internal void WriteEndAttributes(XamlEndAttributesNode xamlEndAttributesNode)
{
if (_deferLoadingSupport && _deferElementDepth > 0)
{
_deferEndOfStartReached = true;
}
}
// Write a literal content blob to BAML
internal void WriteLiteralContent(XamlLiteralContentNode xamlLiteralContentNode)
{
// initialize the element and add to the stack
BamlLiteralContentRecord bamlLiteralContent =
(BamlLiteralContentRecord) BamlRecordManager.GetWriteRecord(BamlRecordType.LiteralContent);
bamlLiteralContent.Value = xamlLiteralContentNode.Content;
WriteAndReleaseRecord(bamlLiteralContent, xamlLiteralContentNode);
}
// Write an x:Key="value" where value has been resolved to a Type object
// at compile or parse time. This means less reflection at runtime.
internal void WriteDefAttributeKeyType(XamlDefAttributeKeyTypeNode xamlDefNode)
{
Debug.Assert(!InStaticResourceSection, "We do not support x:Key within a StaticResource Section");
// If we do not already have a type record for the type of this key,
// then add a new TypeInfo record to the map table.
short typeId;
if (!MapTable.GetTypeInfoId(BinaryWriter,
xamlDefNode.AssemblyName,
xamlDefNode.Value,
out typeId))
{
typeId = MapTable.AddTypeInfoMap(BinaryWriter,
xamlDefNode.AssemblyName,
xamlDefNode.Value,
xamlDefNode.ValueType,
string.Empty,
string.Empty);
}
BamlDefAttributeKeyTypeRecord bamlDefRecord = BamlRecordManager.GetWriteRecord(
BamlRecordType.DefAttributeKeyType)
as BamlDefAttributeKeyTypeRecord;
bamlDefRecord.TypeId = typeId;
((IBamlDictionaryKey)bamlDefRecord).KeyObject = xamlDefNode.ValueType;
// If we are currently parsing a deferable content section then store it
// in the keys collection.
if (_deferLoadingSupport &&
_deferElementDepth == 2)
{
KeyDeferRecord keyRecord = (KeyDeferRecord)(_deferKeys[_deferKeys.Count-1]);
TransferOldSharedData(keyRecord.Record as IBamlDictionaryKey, bamlDefRecord as IBamlDictionaryKey);
keyRecord.Record = bamlDefRecord;
keyRecord.LineNumber = xamlDefNode.LineNumber;
keyRecord.LinePosition = xamlDefNode.LinePosition;
return;
}
if (_deferLoadingSupport && _deferElementDepth > 0)
{
_deferValues.Add(new ValueDeferRecord(bamlDefRecord,
xamlDefNode.LineNumber,
xamlDefNode.LinePosition));
}
else
{
WriteBamlRecord(bamlDefRecord, xamlDefNode.LineNumber,
xamlDefNode.LinePosition);
BamlRecordManager.ReleaseWriteRecord(bamlDefRecord);
}
}
private void TransferOldSharedData(IBamlDictionaryKey oldRecord, IBamlDictionaryKey newRecord)
{
if ((oldRecord != null) && (newRecord != null))
{
newRecord.Shared = oldRecord.Shared;
newRecord.SharedSet = oldRecord.SharedSet;
}
}
private IBamlDictionaryKey FindBamlDictionaryKey(KeyDeferRecord record)
{
if (record != null)
{
if (record.RecordList != null)
{
for (int i = 0; i < record.RecordList.Count; i++)
{
ValueDeferRecord valueDeferRecord = (ValueDeferRecord)record.RecordList[i];
IBamlDictionaryKey dictionaryKey = valueDeferRecord.Record as IBamlDictionaryKey;
if (dictionaryKey != null)
{
return dictionaryKey;
}
}
}
return record.Record as IBamlDictionaryKey;
}
return null;
}
// Write a x:attribute="value" record. One typical use of this is
// to specify the key to use when inserting the current object into
// a Dictionary, but there can be other uses also
internal void WriteDefAttribute(XamlDefAttributeNode xamlDefNode)
{
// If we are currently parsing a deferable content section, then check
// to see if we have a dictionary key value here. If so, then store it
// in the keys collection.
if (_deferLoadingSupport &&
_deferElementDepth == 2 &&
xamlDefNode.Name == XamlReaderHelper.DefinitionName)
{
Debug.Assert(!InStaticResourceSection, "We do not support x:Key within a StaticResource Section");
// Note that if we get to here the assumption is that the value of the Name
// attribute is *NOT* a MarkupExtension. A MarkupExtension would cause
// WriteKeyElementStart being called.
KeyDeferRecord keyRecord = (KeyDeferRecord)(_deferKeys[_deferKeys.Count-1]);
BamlDefAttributeKeyStringRecord defKeyRecord = keyRecord.Record as BamlDefAttributeKeyStringRecord;
if (defKeyRecord == null)
{
defKeyRecord =
(BamlDefAttributeKeyStringRecord) BamlRecordManager.GetWriteRecord(BamlRecordType.DefAttributeKeyString);
TransferOldSharedData(keyRecord.Record as IBamlDictionaryKey, defKeyRecord as IBamlDictionaryKey);
keyRecord.Record = defKeyRecord;
}
// Store the string value in the string table, since there will mostly be a
// [Static/Dynamic]Resource referring to it and we can combine the storage
// for both these string into a single StringInfoRecord.
short valueId;
if (!MapTable.GetStringInfoId(xamlDefNode.Value,
out valueId))
{
valueId = MapTable.AddStringInfoMap(BinaryWriter,
xamlDefNode.Value);
}
defKeyRecord.Value = xamlDefNode.Value;
defKeyRecord.ValueId = valueId;
keyRecord.LineNumber = xamlDefNode.LineNumber;
keyRecord.LinePosition = xamlDefNode.LinePosition;
return;
}
else if (_deferLoadingSupport &&
_deferElementDepth == 2 &&
xamlDefNode.Name == XamlReaderHelper.DefinitionShared)
{
Debug.Assert(!InStaticResourceSection, "We do not support x:Shared within a StaticResource Section");
// NOTE: This does not properly handle MarkupExtensions....
KeyDeferRecord keyRecord = (KeyDeferRecord)(_deferKeys[_deferKeys.Count-1]);
IBamlDictionaryKey defKeyRecord = FindBamlDictionaryKey(keyRecord);
if (defKeyRecord == null)
{
BamlDefAttributeKeyStringRecord defStringKeyRecord =
(BamlDefAttributeKeyStringRecord) BamlRecordManager.GetWriteRecord(BamlRecordType.DefAttributeKeyString);
keyRecord.Record = defStringKeyRecord;
defKeyRecord = (IBamlDictionaryKey)defStringKeyRecord;
}
defKeyRecord.Shared = Boolean.Parse(xamlDefNode.Value);
defKeyRecord.SharedSet = true;
keyRecord.LineNumber = xamlDefNode.LineNumber;
keyRecord.LinePosition = xamlDefNode.LinePosition;
return;
}
// Add definition attribute record. Store the attribute name in the string table, since
// the names are likely to be repeated.
short stringId;
if (!MapTable.GetStringInfoId(xamlDefNode.Name,
out stringId))
{
stringId = MapTable.AddStringInfoMap(BinaryWriter,
xamlDefNode.Name);
}
BamlDefAttributeRecord defRecord =
(BamlDefAttributeRecord) BamlRecordManager.GetWriteRecord(BamlRecordType.DefAttribute);
defRecord.Value = xamlDefNode.Value;
defRecord.Name = xamlDefNode.Name;
defRecord.AttributeUsage = xamlDefNode.AttributeUsage;
defRecord.NameId = stringId;
WriteAndReleaseRecord(defRecord, xamlDefNode);
}
// Attributes used to specify WPF-specific parsing options
internal void WritePresentationOptionsAttribute(XamlPresentationOptionsAttributeNode xamlPresentationOptionsNode)
{
// Add definition attribute record. Store the attribute name in the string table, since
// the names are likely to be repeated.
short stringId;
if (!MapTable.GetStringInfoId(xamlPresentationOptionsNode.Name,
out stringId))
{
stringId = MapTable.AddStringInfoMap(BinaryWriter,
xamlPresentationOptionsNode.Name);
}
BamlPresentationOptionsAttributeRecord attributeRecord =
(BamlPresentationOptionsAttributeRecord) BamlRecordManager.GetWriteRecord(
BamlRecordType.PresentationOptionsAttribute);
attributeRecord.Value = xamlPresentationOptionsNode.Value;
attributeRecord.Name = xamlPresentationOptionsNode.Name;
attributeRecord.NameId = stringId;
WriteAndReleaseRecord(attributeRecord, xamlPresentationOptionsNode);
}
// The current element contains xmlns combinations we want scoped in case
// InnerXAML is done at runtime.
internal void WriteNamespacePrefix(XamlXmlnsPropertyNode xamlXmlnsPropertyNode)
{
BamlXmlnsPropertyRecord xmlnsRecord =
(BamlXmlnsPropertyRecord) BamlRecordManager.GetWriteRecord(BamlRecordType.XmlnsProperty);
xmlnsRecord.Prefix = xamlXmlnsPropertyNode.Prefix;
xmlnsRecord.XmlNamespace = xamlXmlnsPropertyNode.XmlNamespace;
#if PBTCOMPILER
//
// Get a list of Assemblies that contain XmlnsDefinitionAttribute for the
// specific XmlNamespace. Add the relevant assemblies into MapTable.
//
if (xamlXmlnsPropertyNode.XmlNamespace.StartsWith(XamlReaderHelper.MappingProtocol, StringComparison.Ordinal) == false)
{
NamespaceMapEntry[] nsMapEntry = _xamlTypeMapper.GetNamespaceMapEntries(xamlXmlnsPropertyNode.XmlNamespace);
if (nsMapEntry != null && nsMapEntry.Length > 0)
{
ArrayList asmList = new ArrayList();
for (int i = 0; i < nsMapEntry.Length; i++)
{
string asmName = nsMapEntry[i].AssemblyName;
if (!asmList.Contains(asmName))
{
asmList.Add(asmName);
}
}
if (asmList.Count > 0)
{
short[] assemblyIds = new short[asmList.Count];
for (int i = 0; i < asmList.Count; i++)
{
BamlAssemblyInfoRecord bamlAssemblyInfoRecord = MapTable.AddAssemblyMap(BinaryWriter, (string)asmList[i]);
assemblyIds[i] = bamlAssemblyInfoRecord.AssemblyId;
}
xmlnsRecord.AssemblyIds = assemblyIds;
}
}
}
#endif
// NOTE: If we are defining a new namespace prefix in the value object's
// start record, AND using that prefix in x:Key, then we have a
// problem, since the x:Key keys are hoisted out before this
// record in the baml stream.... I don't have a solution for
// this yet, but this isn't an issue for theme files...
WriteAndReleaseRecord(xmlnsRecord, xamlXmlnsPropertyNode);
}
// Write a xml to clr namespace mapping record
internal void WritePIMapping(XamlPIMappingNode xamlPIMappingNode)
{
BamlPIMappingRecord piMappingRecord =
(BamlPIMappingRecord) BamlRecordManager.GetWriteRecord(BamlRecordType.PIMapping);
BamlAssemblyInfoRecord bamlAssemblyInfoRecord = MapTable.AddAssemblyMap(BinaryWriter,
xamlPIMappingNode.AssemblyName);
piMappingRecord.XmlNamespace = xamlPIMappingNode.XmlNamespace;
piMappingRecord.ClrNamespace = xamlPIMappingNode.ClrNamespace;
piMappingRecord.AssemblyId = bamlAssemblyInfoRecord.AssemblyId;
WriteBamlRecord(piMappingRecord, xamlPIMappingNode.LineNumber,
xamlPIMappingNode.LinePosition);
BamlRecordManager.ReleaseWriteRecord(piMappingRecord);
}
// Write the start of a complex property
internal void WritePropertyComplexStart(XamlPropertyComplexStartNode
xamlComplexPropertyNode)
{
// review same as property + flag, combine code
BamlPropertyComplexStartRecord bamlComplexProperty =
(BamlPropertyComplexStartRecord) BamlRecordManager.GetWriteRecord(
BamlRecordType.PropertyComplexStart);
bamlComplexProperty.AttributeId =
MapTable.AddAttributeInfoMap(BinaryWriter,
xamlComplexPropertyNode.AssemblyName,
xamlComplexPropertyNode.TypeFullName,
xamlComplexPropertyNode.PropDeclaringType,
xamlComplexPropertyNode.PropName,
xamlComplexPropertyNode.PropValidType,
BamlAttributeUsage.Default);
WriteAndReleaseRecord(bamlComplexProperty, xamlComplexPropertyNode);
}
// Write the end of a complex property
internal void WritePropertyComplexEnd(
XamlPropertyComplexEndNode xamlPropertyComplexEnd)
{
BamlPropertyComplexEndRecord endPropertyRecord =
(BamlPropertyComplexEndRecord) BamlRecordManager.GetWriteRecord(
BamlRecordType.PropertyComplexEnd);
WriteAndReleaseRecord(endPropertyRecord, xamlPropertyComplexEnd);
}
// Write the start of a def attribute element used as the key in an
// IDictionary
public void WriteKeyElementStart(
XamlElementStartNode xamlKeyElementNode)
{
Debug.Assert(!InStaticResourceSection, "We do not support x:Key within a StaticResource Section");
// Don't allow a bind or resource reference in a key element, since this
// causes problems for resolution. Multi-pass or recursive key resolution
// would be needed to robustly support this feature.
if (!typeof(String).IsAssignableFrom(xamlKeyElementNode.ElementType) &&
!KnownTypes.Types[(int)KnownElements.StaticExtension].IsAssignableFrom(xamlKeyElementNode.ElementType) &&
!KnownTypes.Types[(int)KnownElements.TypeExtension].IsAssignableFrom(xamlKeyElementNode.ElementType) &&
!KnownTypes.Types[(int)KnownElements.ResourceKey].IsAssignableFrom(xamlKeyElementNode.ElementType))
{
XamlParser.ThrowException(nameof(SR.ParserBadKey),
xamlKeyElementNode.TypeFullName,
xamlKeyElementNode.LineNumber,
xamlKeyElementNode.LinePosition);
}
// initialize the element and add to the stack
BamlKeyElementStartRecord bamlElement =
(BamlKeyElementStartRecord) BamlRecordManager.GetWriteRecord(
BamlRecordType.KeyElementStart);
// If we do not already have a type record for the type of this element,
// then add a new TypeInfo record to the map table.
short typeId;
if (!MapTable.GetTypeInfoId(BinaryWriter,
xamlKeyElementNode.AssemblyName,
xamlKeyElementNode.TypeFullName,
out typeId))
{
string serializerAssemblyName = string.Empty;
if (xamlKeyElementNode.SerializerType != null)
{
serializerAssemblyName = xamlKeyElementNode.SerializerType.Assembly.FullName;
}
typeId = MapTable.AddTypeInfoMap(BinaryWriter,
xamlKeyElementNode.AssemblyName,
xamlKeyElementNode.TypeFullName,
xamlKeyElementNode.ElementType,
serializerAssemblyName,
xamlKeyElementNode.SerializerTypeFullName);
}
bamlElement.TypeId = typeId;
// Check if the element we are about to write supports deferable content.
// If so, then we have to queue up all the baml records that are contained
// within this element and use this as a key (if this is a dictionary).
// At the end tag, the queued records will be written in an optimal order
// and offsets inserted to permit fast runtime indexing of content.
if (_deferLoadingSupport && _deferElementDepth == 2)
{
_deferElementDepth++;
_deferKeyCollecting = true;
KeyDeferRecord keyRecord = (KeyDeferRecord)(_deferKeys[_deferKeys.Count-1]);
keyRecord.RecordList = new ArrayList(5);
Debug.Assert(keyRecord.RecordList.Count == 0, "Should have empty record list");
keyRecord.RecordList.Add(new ValueDeferRecord(bamlElement,
xamlKeyElementNode.LineNumber,
xamlKeyElementNode.LinePosition));
if (keyRecord.Record != null)
{
TransferOldSharedData(keyRecord.Record as IBamlDictionaryKey, bamlElement as IBamlDictionaryKey);
keyRecord.Record = null;
}
keyRecord.LineNumber = xamlKeyElementNode.LineNumber;
keyRecord.LinePosition = xamlKeyElementNode.LinePosition;
return;
}
else
{
WriteAndReleaseRecord(bamlElement, xamlKeyElementNode);
}
}
// Write the end of a def attribute tree section used as the key
// in an IDictionary
internal void WriteKeyElementEnd(
XamlElementEndNode xamlKeyElementEnd)
{
Debug.Assert(!InStaticResourceSection, "We do not support x:Key within a StaticResource Section");
BamlKeyElementEndRecord endRecord =
(BamlKeyElementEndRecord) BamlRecordManager.GetWriteRecord(BamlRecordType.KeyElementEnd);
WriteAndReleaseRecord(endRecord, xamlKeyElementEnd);
if (_deferLoadingSupport && _deferKeyCollecting)
{
_deferKeyCollecting = false;
_deferElementDepth--;
Debug.Assert(_deferElementDepth == 2);
}
}
#if PBTCOMPILER
/// <summary>
/// Write the constructor parameter that has been resolved to a Type
/// </summary>
internal void WriteConstructorParameterType(
XamlConstructorParameterTypeNode xamlConstructorParameterTypeNode)
{
// If we do not already have a type record for the type of this property,
// then add a new TypeInfo record to the map table.
short typeId;
if (!MapTable.GetTypeInfoId(BinaryWriter,
xamlConstructorParameterTypeNode.ValueTypeAssemblyName,
xamlConstructorParameterTypeNode.ValueTypeFullName,
out typeId))
{
typeId = MapTable.AddTypeInfoMap(BinaryWriter,
xamlConstructorParameterTypeNode.ValueTypeAssemblyName,
xamlConstructorParameterTypeNode.ValueTypeFullName,
xamlConstructorParameterTypeNode.ValueElementType,
string.Empty,
string.Empty);
}
BamlConstructorParameterTypeRecord bamlConstructor = BamlRecordManager.GetWriteRecord(
BamlRecordType.ConstructorParameterType)
as BamlConstructorParameterTypeRecord;
bamlConstructor.TypeId = typeId;
WriteAndReleaseRecord(bamlConstructor, xamlConstructorParameterTypeNode);
}
#endif
/// <summary>
/// Write the start of a constructor parameter section
/// </summary>
internal void WriteConstructorParametersStart(
XamlConstructorParametersStartNode xamlConstructorParametersStartNode)
{
// Create a new baml record
BamlConstructorParametersStartRecord startRecord =
(BamlConstructorParametersStartRecord) BamlRecordManager.GetWriteRecord(
BamlRecordType.ConstructorParametersStart);
WriteAndReleaseRecord(startRecord, xamlConstructorParametersStartNode);
}
/// <summary>
/// Write the end of a constructor parameter section
/// </summary>
internal void WriteConstructorParametersEnd(
XamlConstructorParametersEndNode xamlConstructorParametersEndNode)
{
// Create a new baml record
BamlConstructorParametersEndRecord startRecord =
(BamlConstructorParametersEndRecord) BamlRecordManager.GetWriteRecord(
BamlRecordType.ConstructorParametersEnd);
WriteAndReleaseRecord(startRecord, xamlConstructorParametersEndNode);
}
internal virtual void WriteContentProperty(XamlContentPropertyNode xamlContentPropertyNode)
{
BamlContentPropertyRecord bamlContentPropertyRecord =
(BamlContentPropertyRecord)BamlRecordManager.GetWriteRecord(BamlRecordType.ContentProperty);
bamlContentPropertyRecord.AttributeId =
MapTable.AddAttributeInfoMap(BinaryWriter,
xamlContentPropertyNode.AssemblyName,
xamlContentPropertyNode.TypeFullName,
xamlContentPropertyNode.PropDeclaringType,
xamlContentPropertyNode.PropName,
xamlContentPropertyNode.PropValidType,
BamlAttributeUsage.Default);
WriteAndReleaseRecord(bamlContentPropertyRecord, xamlContentPropertyNode);
}
// Write a property baml record. If the type of this property supports
// custom serialization or type conversion, then write out a special property
// record. Otherwise write out a 'normal' record, which will cause type
// converter resolution to happen at load time.
internal virtual void WriteProperty(XamlPropertyNode xamlProperty)
{
short attributeId =
MapTable.AddAttributeInfoMap(BinaryWriter,
xamlProperty.AssemblyName,
xamlProperty.TypeFullName,
xamlProperty.PropDeclaringType,
xamlProperty.PropName,
xamlProperty.PropValidType,
xamlProperty.AttributeUsage);
if (xamlProperty.AssemblyName != string.Empty && xamlProperty.TypeFullName != string.Empty)
{
short converterOrSerializerTypeId;
Type converterOrSerializerType;
bool isCustomSerializer = MapTable.GetCustomSerializerOrConverter(
BinaryWriter,
xamlProperty.ValueDeclaringType,
xamlProperty.ValuePropertyType,
xamlProperty.ValuePropertyMember,
xamlProperty.ValuePropertyName,
out converterOrSerializerTypeId,
out converterOrSerializerType);
if (converterOrSerializerType != null)
{
if (isCustomSerializer)
{
BamlPropertyCustomWriteInfoRecord bamlPropertyCustom =
(BamlPropertyCustomWriteInfoRecord)BamlRecordManager.GetWriteRecord(BamlRecordType.PropertyCustom);
bamlPropertyCustom.AttributeId = attributeId;
bamlPropertyCustom.Value = xamlProperty.Value;
bamlPropertyCustom.ValueType = xamlProperty.ValuePropertyType;
bamlPropertyCustom.SerializerTypeId = converterOrSerializerTypeId;
bamlPropertyCustom.SerializerType = converterOrSerializerType;
bamlPropertyCustom.TypeContext = TypeConvertContext;
if (converterOrSerializerTypeId == (short)KnownElements.DependencyPropertyConverter)
{
// if ValueId\MemberName have alredy been resolved, just write it out.
if (xamlProperty.HasValueId)
{
bamlPropertyCustom.ValueId = xamlProperty.ValueId;
bamlPropertyCustom.ValueMemberName = xamlProperty.MemberName;
}
else
{
// else try to resolve the DP value of this property now
string dpName;
// get the ownerType and name of the DP value
Type ownerType = _xamlTypeMapper.GetDependencyPropertyOwnerAndName(xamlProperty.Value,
ParserContext,
xamlProperty.DefaultTargetType,
out dpName);
short typeId;
// get the known property Id or TypeId of the owner of the DP value
short propertyId = MapTable.GetAttributeOrTypeId(BinaryWriter,
ownerType,
dpName,
out typeId);
// write it out as appropriate.
if (propertyId < 0)
{
bamlPropertyCustom.ValueId = propertyId;
bamlPropertyCustom.ValueMemberName = null;
}
else
{
bamlPropertyCustom.ValueId = typeId;
bamlPropertyCustom.ValueMemberName = dpName;
}
}
}
WriteAndReleaseRecord(bamlPropertyCustom, xamlProperty);
}
else
{
BamlPropertyWithConverterRecord bamlPropertyWithConverter = (BamlPropertyWithConverterRecord)BamlRecordManager.GetWriteRecord(
BamlRecordType.PropertyWithConverter);
bamlPropertyWithConverter.AttributeId = attributeId;
bamlPropertyWithConverter.Value = xamlProperty.Value;
bamlPropertyWithConverter.ConverterTypeId = converterOrSerializerTypeId;
WriteAndReleaseRecord(bamlPropertyWithConverter, xamlProperty);
}
return;
}
}
BaseWriteProperty(xamlProperty);
}
internal virtual void WritePropertyWithExtension(XamlPropertyWithExtensionNode xamlPropertyNode)
{
short valueId = 0;
short extensionTypeId = xamlPropertyNode.ExtensionTypeId;
bool isValueTypeExtension = false;
bool isValueStaticExtension = false;
Debug.Assert(extensionTypeId != (short)KnownElements.TypeExtension);
// if the extension is a DynamicResourceExtension or a StaticResourceExtension
// dig in to see if its param is a simple extension or just a string.
if ((extensionTypeId == (short)KnownElements.DynamicResourceExtension) ||
(extensionTypeId == (short)KnownElements.StaticResourceExtension))
{
// if the value is a simple nested extension
if (xamlPropertyNode.IsValueNestedExtension)
{
// Yes, see if it is a TypeExtension or StaticExtension
if (xamlPropertyNode.IsValueTypeExtension)
{
// nested TypeExtension value
Type typeValue = _xamlTypeMapper.GetTypeFromBaseString(xamlPropertyNode.Value,
ParserContext,
true);
Debug.Assert(typeValue != null);
if (!MapTable.GetTypeInfoId(BinaryWriter,
typeValue.Assembly.FullName,
typeValue.FullName,
out valueId))
{
valueId = MapTable.AddTypeInfoMap(BinaryWriter,
typeValue.Assembly.FullName,
typeValue.FullName,
typeValue,
string.Empty,
string.Empty);
}
isValueTypeExtension = true;
}
else
{
// nested StaticExtension value
valueId = MapTable.GetStaticMemberId(BinaryWriter,
ParserContext,
(short)KnownElements.StaticExtension,
xamlPropertyNode.Value,
xamlPropertyNode.DefaultTargetType);
isValueStaticExtension = true;
}
}
else
{
// No, it is a string value.
// Store the string value in the string table, since these records
// are already used as the key for a [Static/Dynamic]Resource.
if (!MapTable.GetStringInfoId(xamlPropertyNode.Value, out valueId))
{
valueId = MapTable.AddStringInfoMap(BinaryWriter, xamlPropertyNode.Value);
}
}
}
else
{
// toplevel StaticExtension or TemplateBindingExtension value
valueId = MapTable.GetStaticMemberId(BinaryWriter,
ParserContext,
extensionTypeId,
xamlPropertyNode.Value,
xamlPropertyNode.DefaultTargetType);
}
short attributeId = MapTable.AddAttributeInfoMap(BinaryWriter,
xamlPropertyNode.AssemblyName,
xamlPropertyNode.TypeFullName,
xamlPropertyNode.PropDeclaringType,
xamlPropertyNode.PropName,
xamlPropertyNode.PropValidType,
BamlAttributeUsage.Default);
if (_deferLoadingSupport && _deferElementDepth > 0 && CollectingValues &&
extensionTypeId == (short)KnownElements.StaticResourceExtension)
{
// If we are currently processing a StaticResourceExtension
// within a deferable content section then the information in
// the xamlPropertyNode is distributed among two separate
// BamlRecords viz. BamlOptimizedStaticResourceRecord which
// belongs in the header of the deferred section and a
// BamlPropertyWithStaticResourceIdRecord which is an inline
// place holder for the same.
// Create and populate the BamlOptimizedStaticResourceRecord that
// is stored in the header of the deferred section.
BamlOptimizedStaticResourceRecord bamlOptimizedStaticResource =
(BamlOptimizedStaticResourceRecord)BamlRecordManager.GetWriteRecord(BamlRecordType.OptimizedStaticResource);
bamlOptimizedStaticResource.IsValueTypeExtension = isValueTypeExtension;
bamlOptimizedStaticResource.IsValueStaticExtension = isValueStaticExtension;
bamlOptimizedStaticResource.ValueId = valueId;
_staticResourceRecordList = new List<ValueDeferRecord>(1);
_staticResourceRecordList.Add(new ValueDeferRecord(
bamlOptimizedStaticResource,
xamlPropertyNode.LineNumber,
xamlPropertyNode.LinePosition));
// Add the current StaticResource to the list on the current key record
KeyDeferRecord keyDeferRecord = ((KeyDeferRecord)_deferKeys[_deferKeys.Count-1]);
keyDeferRecord.StaticResourceRecordList.Add(_staticResourceRecordList);
// Write a PropertyWithStaticResourceId to the values collection
BamlPropertyWithStaticResourceIdRecord bamlPropertyWithStaticResourceId =
(BamlPropertyWithStaticResourceIdRecord) BamlRecordManager.GetWriteRecord(BamlRecordType.PropertyWithStaticResourceId);
bamlPropertyWithStaticResourceId.AttributeId = attributeId;
bamlPropertyWithStaticResourceId.StaticResourceId = (short)(keyDeferRecord.StaticResourceRecordList.Count-1);
_deferValues.Add(new ValueDeferRecord(
bamlPropertyWithStaticResourceId,
xamlPropertyNode.LineNumber,
xamlPropertyNode.LinePosition));
_staticResourceRecordList = null;
}
else
{
BamlPropertyWithExtensionRecord bamlPropertyWithExtension =
(BamlPropertyWithExtensionRecord)BamlRecordManager.GetWriteRecord(BamlRecordType.PropertyWithExtension);
bamlPropertyWithExtension.AttributeId = attributeId;
bamlPropertyWithExtension.ExtensionTypeId = extensionTypeId;
bamlPropertyWithExtension.IsValueTypeExtension = isValueTypeExtension;
bamlPropertyWithExtension.IsValueStaticExtension = isValueStaticExtension;
bamlPropertyWithExtension.ValueId = valueId;
WriteAndReleaseRecord(bamlPropertyWithExtension, xamlPropertyNode);
}
}
// Write a property baml record for a property that is of type 'Type'. This means
// that the baml record contains a typeid reference for a type which was resolved at
// compile time.
internal virtual void WritePropertyWithType(XamlPropertyWithTypeNode xamlPropertyWithType)
{
short attributeId =
MapTable.AddAttributeInfoMap(BinaryWriter,
xamlPropertyWithType.AssemblyName,
xamlPropertyWithType.TypeFullName,
xamlPropertyWithType.PropDeclaringType,
xamlPropertyWithType.PropName,
xamlPropertyWithType.PropValidType,
BamlAttributeUsage.Default);
// If we do not already have a type record for the type of this property,
// then add a new TypeInfo record to the map table.
short typeId;
if (!MapTable.GetTypeInfoId(BinaryWriter,
xamlPropertyWithType.ValueTypeAssemblyName,
xamlPropertyWithType.ValueTypeFullName,
out typeId))
{
typeId = MapTable.AddTypeInfoMap(BinaryWriter,
xamlPropertyWithType.ValueTypeAssemblyName,
xamlPropertyWithType.ValueTypeFullName,
xamlPropertyWithType.ValueElementType,
xamlPropertyWithType.ValueSerializerTypeAssemblyName,
xamlPropertyWithType.ValueSerializerTypeFullName);
}
BamlPropertyTypeReferenceRecord bamlProperty = BamlRecordManager.GetWriteRecord(
BamlRecordType.PropertyTypeReference) as BamlPropertyTypeReferenceRecord;
bamlProperty.AttributeId = attributeId;
bamlProperty.TypeId = typeId;
WriteAndReleaseRecord(bamlProperty, xamlPropertyWithType);
}
// Write out property to BAML record, with the property value as a string.
// This is used if the value cannot stream itself out directly, or if we
// are creating a tree directly and not storing BAML to a file.
internal void BaseWriteProperty(XamlPropertyNode xamlProperty)
{
short attributeId =
MapTable.AddAttributeInfoMap(BinaryWriter,
xamlProperty.AssemblyName,
xamlProperty.TypeFullName,
xamlProperty.PropDeclaringType,
xamlProperty.PropName,
xamlProperty.PropValidType,
xamlProperty.AttributeUsage);
BamlPropertyRecord bamlClrProperty =
(BamlPropertyRecord)BamlRecordManager.GetWriteRecord(BamlRecordType.Property);
bamlClrProperty.AttributeId = attributeId;
bamlClrProperty.Value = xamlProperty.Value;
WriteAndReleaseRecord(bamlClrProperty, xamlProperty);
}
internal void WriteClrEvent(XamlClrEventNode xamlClrEventNode)
{
// This should have been overridden by AC to catch the CLR event case before
// this point is reached. If not it means we have a designer which
// should have been given the pertinent information, so keep this as a placeholder,
// but don't do anything now.
}
// Write the start of an array property
internal void WritePropertyArrayStart(
XamlPropertyArrayStartNode xamlPropertyArrayStartNode)
{
// initialize the element and add to the stack
BamlPropertyArrayStartRecord bamlPropertyArrayStart =
(BamlPropertyArrayStartRecord) BamlRecordManager.GetWriteRecord(BamlRecordType.PropertyArrayStart);
bamlPropertyArrayStart.AttributeId =
MapTable.AddAttributeInfoMap(BinaryWriter,
xamlPropertyArrayStartNode.AssemblyName,
xamlPropertyArrayStartNode.TypeFullName,
xamlPropertyArrayStartNode.PropDeclaringType,
xamlPropertyArrayStartNode.PropName,
null,
BamlAttributeUsage.Default);
WriteAndReleaseRecord(bamlPropertyArrayStart, xamlPropertyArrayStartNode);
}
// Write the end of an array property
internal virtual void WritePropertyArrayEnd(
XamlPropertyArrayEndNode xamlPropertyArrayEndNode)
{
// initialize the element and add to the stack
BamlPropertyArrayEndRecord bamlPropertyArrayEndRecord =
(BamlPropertyArrayEndRecord) BamlRecordManager.GetWriteRecord(BamlRecordType.PropertyArrayEnd);
WriteAndReleaseRecord(bamlPropertyArrayEndRecord, xamlPropertyArrayEndNode);
}
// Write the start of a complex property that implements IList
internal void WritePropertyIListStart(
XamlPropertyIListStartNode xamlPropertyIListStart)
{
// initialize the element and add to the stack
BamlPropertyIListStartRecord bamlPropertyIListStart =
(BamlPropertyIListStartRecord) BamlRecordManager.GetWriteRecord(BamlRecordType.PropertyIListStart);
bamlPropertyIListStart.AttributeId =
MapTable.AddAttributeInfoMap(BinaryWriter,
xamlPropertyIListStart.AssemblyName,
xamlPropertyIListStart.TypeFullName,
xamlPropertyIListStart.PropDeclaringType,
xamlPropertyIListStart.PropName,
null,
BamlAttributeUsage.Default);
WriteAndReleaseRecord(bamlPropertyIListStart, xamlPropertyIListStart);
}
// Write the end of a complex property that implements IList
internal virtual void WritePropertyIListEnd(
XamlPropertyIListEndNode xamlPropertyIListEndNode)
{
// initialize the element and add to the stack
BamlPropertyIListEndRecord bamlPropertyIListEndRecord =
(BamlPropertyIListEndRecord) BamlRecordManager.GetWriteRecord(BamlRecordType.PropertyIListEnd);
WriteAndReleaseRecord(bamlPropertyIListEndRecord, xamlPropertyIListEndNode);
}
// Write the start of a complex property that implements IDictionary
internal void WritePropertyIDictionaryStart(
XamlPropertyIDictionaryStartNode xamlPropertyIDictionaryStartNode)
{
// initialize the element and add to the stack
BamlPropertyIDictionaryStartRecord bamlPropertyIDictionaryStart =
(BamlPropertyIDictionaryStartRecord) BamlRecordManager.GetWriteRecord(BamlRecordType.PropertyIDictionaryStart);
bamlPropertyIDictionaryStart.AttributeId =
MapTable.AddAttributeInfoMap(BinaryWriter,
xamlPropertyIDictionaryStartNode.AssemblyName,
xamlPropertyIDictionaryStartNode.TypeFullName,
xamlPropertyIDictionaryStartNode.PropDeclaringType,
xamlPropertyIDictionaryStartNode.PropName,
null,
BamlAttributeUsage.Default);
WriteAndReleaseRecord(bamlPropertyIDictionaryStart, xamlPropertyIDictionaryStartNode);
}
// Write the end of a complex property that implements IDictionary
internal virtual void WritePropertyIDictionaryEnd(
XamlPropertyIDictionaryEndNode xamlPropertyIDictionaryEndNode)
{
// initialize the element and add to the stack
BamlPropertyIDictionaryEndRecord bamlPropertyIDictionaryEndRecord =
(BamlPropertyIDictionaryEndRecord) BamlRecordManager.GetWriteRecord(BamlRecordType.PropertyIDictionaryEnd);
WriteAndReleaseRecord(bamlPropertyIDictionaryEndRecord, xamlPropertyIDictionaryEndNode);
}
#if !PBTCOMPILER
// Write a routed event record
internal void WriteRoutedEvent(XamlRoutedEventNode xamlRoutedEventNode)
{
BamlRoutedEventRecord bamlEvent =
(BamlRoutedEventRecord) BamlRecordManager.GetWriteRecord(BamlRecordType.RoutedEvent);
BamlAttributeInfoRecord bamlAttributeInfoRecord;
MapTable.AddAttributeInfoMap(BinaryWriter,
xamlRoutedEventNode.AssemblyName,
xamlRoutedEventNode.TypeFullName,
null,
xamlRoutedEventNode.EventName,
null,
BamlAttributeUsage.Default,
out bamlAttributeInfoRecord);
bamlAttributeInfoRecord.Event = xamlRoutedEventNode.Event; // set the table value
bamlEvent.AttributeId = bamlAttributeInfoRecord.AttributeId;
bamlEvent.Value = xamlRoutedEventNode.Value;
WriteAndReleaseRecord(bamlEvent, xamlRoutedEventNode);
}
#endif
// Write text content to baml
internal void WriteText(XamlTextNode xamlTextNode)
{
BamlTextRecord bamlText;
if (xamlTextNode.ConverterType == null)
{
if (!InStaticResourceSection && !InDynamicResourceSection)
{
bamlText = (BamlTextRecord) BamlRecordManager.GetWriteRecord(BamlRecordType.Text);
}
else
{
bamlText = (BamlTextWithIdRecord) BamlRecordManager.GetWriteRecord(BamlRecordType.TextWithId);
// Store the string value in the string table, since these records
// are often used as the key for a [Static/Dynamic]Resource.
short valueId;
if (!MapTable.GetStringInfoId(xamlTextNode.Text,
out valueId))
{
valueId = MapTable.AddStringInfoMap(BinaryWriter,
xamlTextNode.Text);
}
((BamlTextWithIdRecord)bamlText).ValueId = valueId;
}
}
else
{
bamlText = (BamlTextWithConverterRecord)BamlRecordManager.GetWriteRecord(BamlRecordType.TextWithConverter);
short typeId;
string converterAssemblyFullName = xamlTextNode.ConverterType.Assembly.FullName;
string converterTypeFullName = xamlTextNode.ConverterType.FullName;
// If we do not already have a type record for the type of this converter,
// then add a new TypeInfo record to the map table.
if (!MapTable.GetTypeInfoId(BinaryWriter, converterAssemblyFullName,
converterTypeFullName,
out typeId))
{
typeId = MapTable.AddTypeInfoMap(BinaryWriter,
converterAssemblyFullName,
converterTypeFullName,
xamlTextNode.ConverterType,
string.Empty,
string.Empty);
}
((BamlTextWithConverterRecord)bamlText).ConverterTypeId = typeId;
}
bamlText.Value = xamlTextNode.Text;
// up the parent node count, wait to update until endElement.
// add text to the Tree.
WriteAndReleaseRecord(bamlText, xamlTextNode);
}
// Helper to write out the baml record, with line numbers obtained from
// the associated xaml node.
private void WriteAndReleaseRecord(
BamlRecord bamlRecord,
XamlNode xamlNode)
{
int lineNumber = xamlNode != null ? xamlNode.LineNumber : 0;
int linePosition = xamlNode != null ? xamlNode.LinePosition : 0;
// If we are currently parsing a deferable content section, then queue
// up the records for later writing
if (_deferLoadingSupport && _deferElementDepth > 0)
{
if (InStaticResourceSection)
{
// Gather all the BamlRecords within the StaticResource section
_staticResourceRecordList.Add(new ValueDeferRecord(bamlRecord, lineNumber, linePosition));
}
else
{
ValueDeferRecord deferRec = new ValueDeferRecord(bamlRecord,
lineNumber,
linePosition);
if (_deferEndOfStartReached)
{
// If we are starting/ending a complex property, and we are at the same
// depth as the defered element, then track a mode so that we write to
// the _deferElement array instead of the key/value arrays.
if(_deferElementDepth == 1 && xamlNode is XamlPropertyComplexStartNode)
{
_deferComplexPropertyDepth++;
}
if(_deferComplexPropertyDepth > 0)
{
_deferElement.Add(deferRec);
if(_deferElementDepth == 1 && xamlNode is XamlPropertyComplexEndNode)
{
_deferComplexPropertyDepth--;
}
}
else if (_deferKeyCollecting)
{
((KeyDeferRecord)_deferKeys[_deferKeys.Count-1]).RecordList.Add(deferRec);
}
else
{
_deferValues.Add(deferRec);
}
}
else
{
_deferElement.Add(deferRec);
}
}
}
else
{
WriteBamlRecord(bamlRecord,
lineNumber,
linePosition);
BamlRecordManager.ReleaseWriteRecord(bamlRecord);
}
}
// We've reached the end tag of a deferable content section. Write out
// the following information, in order:
// 1) Start record for deferable content element, and any properties
// that are set on that element
// 2) All keys for keyed content (if this is a dictionary)
// 3) All value sections. If this is a dictionary, then go back
// and update the positions in the key records to point to the value
// 4) End record for the deferable content element.
private void WriteDeferableContent(XamlElementEndNode xamlNode)
{
// 1) Write Start record and all property information for the start tag
for (int h = 0; h<_deferElement.Count; h++)
{
ValueDeferRecord deferRecord = (ValueDeferRecord)_deferElement[h];
WriteBamlRecord(deferRecord.Record,
deferRecord.LineNumber,
deferRecord.LinePosition);
}
// Find where the deferable content starts, which is after the end
// of the start tag for the deferable element, and insert a deferable
// block start record here.
BamlDeferableContentStartRecord bamlDeferableContentStart =
(BamlDeferableContentStartRecord)BamlRecordManager.GetWriteRecord(BamlRecordType.DeferableContentStart);
WriteBamlRecord(bamlDeferableContentStart,
xamlNode.LineNumber,
xamlNode.LinePosition);
Int64 endOfStart = BinaryWriter.Seek(0, SeekOrigin.Current);
// 2) Write key collection
for (int i = 0; i<_deferKeys.Count; i++)
{
KeyDeferRecord keyRecord = (KeyDeferRecord)_deferKeys[i];
// If we don't have a Record stored here, then we didn't find a key
// for this dictionary entry. In that case, throw an exception.
// Otherwise loop through the records if there is a collection, or
// write out the single record if it is a simple key.
// NOTE: Make sure to check the List before the individual record because
// the list of records takes precedence over a single record. It is
// possible for a single record to be stored first, and then later a
// Key Element in complex property is found which overrides the
// original key value.
if (keyRecord.RecordList != null &&
keyRecord.RecordList.Count > 0)
{
for (int j = 0; j < keyRecord.RecordList.Count; j++)
{
ValueDeferRecord keyValueRec = (ValueDeferRecord)keyRecord.RecordList[j];
WriteBamlRecord(keyValueRec.Record,
keyValueRec.LineNumber,
keyValueRec.LinePosition);
}
}
else
{
if (keyRecord.Record == null)
{
XamlParser.ThrowException(nameof(SR.ParserNoDictionaryKey),
keyRecord.LineNumber,
keyRecord.LinePosition);
}
else
{
WriteBamlRecord(keyRecord.Record,
keyRecord.LineNumber,
keyRecord.LinePosition);
}
}
// Write out the BamlRecords for all the StaticResources belonging to this key
List<List<ValueDeferRecord>> staticResourceRecordList = keyRecord.StaticResourceRecordList;
if (staticResourceRecordList.Count > 0)
{
// Iterate through each one of the StaticResources in the list
for (int j=0; j<staticResourceRecordList.Count; j++)
{
// Iterate through each one of the BamlRecords for a StaticResource
List<ValueDeferRecord> srRecords = staticResourceRecordList[j];
for (int k=0; k<srRecords.Count; k++)
{
ValueDeferRecord srRecord = srRecords[k];
WriteBamlRecord(srRecord.Record,
srRecord.LineNumber,
srRecord.LinePosition);
}
}
}
}
// 3) Write Value collection, updating each key to point to the value as
// it is encountered. Note that the value offsets are relative to the
// start of the Values section, not the deferable block as a whole.
Int64 endOfKeys = BinaryWriter.Seek(0, SeekOrigin.Current);
int keyIndex = 0;
for (int j = 0; j<_deferValues.Count; j++)
{
ValueDeferRecord deferRecord = (ValueDeferRecord)_deferValues[j];
if (deferRecord.UpdateOffset)
{
KeyDeferRecord deferKeyRecord = (KeyDeferRecord)_deferKeys[keyIndex++];
Int64 position = BinaryWriter.Seek(0, SeekOrigin.Current);
IBamlDictionaryKey keyRecord;
if (deferKeyRecord.RecordList != null &&
deferKeyRecord.RecordList.Count > 0)
{
ValueDeferRecord elementDeferRec = (ValueDeferRecord)(deferKeyRecord.RecordList[0]);
keyRecord = (IBamlDictionaryKey)elementDeferRec.Record;
}
else
{
keyRecord = (IBamlDictionaryKey)deferKeyRecord.Record;
}
Debug.Assert(keyRecord != null, "Unknown key record type in defer load dictionary");
if (keyRecord != null)
{
keyRecord.UpdateValuePosition((Int32)(position-endOfKeys), BinaryWriter);
}
}
WriteBamlRecord(deferRecord.Record,
deferRecord.LineNumber,
deferRecord.LinePosition);
}
Debug.Assert(keyIndex == _deferKeys.Count,
"Number of keys and values don't match");
// 4) Write end record and update the content size in start record
Int64 startOfEnd = BinaryWriter.Seek(0, SeekOrigin.Current);
bamlDeferableContentStart.UpdateContentSize((Int32)(startOfEnd - endOfStart),
BinaryWriter);
BamlElementEndRecord bamlElementEnd =
(BamlElementEndRecord)BamlRecordManager.GetWriteRecord(BamlRecordType.ElementEnd);
WriteBamlRecord(bamlElementEnd,
xamlNode.LineNumber,
xamlNode.LinePosition);
BamlRecordManager.ReleaseWriteRecord(bamlElementEnd);
}
/// <summary>
/// This method is responsible for processing and writing out the StaticResource
/// records that we have been gathering this far to DeferredContent
/// </summary>
private void WriteStaticResource()
{
Debug.Assert(_deferElementDepth > 0 && CollectingValues,
"Special processing of StaticResources happens only when collecting values within a deferred section");
// Replace the first record in the list with the StaticResource start record
ValueDeferRecord valueDeferRecord = _staticResourceRecordList[0];
int lineNumber = valueDeferRecord.LineNumber;
int linePosition = valueDeferRecord.LinePosition;
Debug.Assert(valueDeferRecord.Record != null &&
valueDeferRecord.Record.RecordType == BamlRecordType.ElementStart &&
((BamlElementStartRecord)valueDeferRecord.Record).TypeId == BamlMapTable.GetKnownTypeIdFromType(KnownTypes.Types[(int)KnownElements.StaticResourceExtension]),
"The first record in the list must be the ElementStart record for the StaticResourceExtension tag");
BamlStaticResourceStartRecord bamlStaticResourceStart =
(BamlStaticResourceStartRecord)BamlRecordManager.GetWriteRecord(BamlRecordType.StaticResourceStart);
bamlStaticResourceStart.TypeId = ((BamlElementStartRecord)valueDeferRecord.Record).TypeId;
valueDeferRecord.Record = bamlStaticResourceStart;
// Replace last record in the list with the StaticResource end record
valueDeferRecord = _staticResourceRecordList[_staticResourceRecordList.Count-1];
Debug.Assert(valueDeferRecord.Record != null && valueDeferRecord.Record.RecordType == BamlRecordType.ElementEnd,
"The last record in the list must be the ElementEnd record for the StaticResourceExtension tag");
BamlStaticResourceEndRecord bamlStaticResourceEnd =
(BamlStaticResourceEndRecord) BamlRecordManager.GetWriteRecord(BamlRecordType.StaticResourceEnd);
valueDeferRecord.Record = bamlStaticResourceEnd;
// Add the current StaticResource to the list on the current key record
KeyDeferRecord keyDeferRecord = ((KeyDeferRecord)_deferKeys[_deferKeys.Count-1]);
keyDeferRecord.StaticResourceRecordList.Add(_staticResourceRecordList);
// Write a StaticResourceId to the values collection
BamlStaticResourceIdRecord bamlStaticResourceId =
(BamlStaticResourceIdRecord) BamlRecordManager.GetWriteRecord(BamlRecordType.StaticResourceId);
bamlStaticResourceId.StaticResourceId = (short)(keyDeferRecord.StaticResourceRecordList.Count-1);
_deferValues.Add(new ValueDeferRecord(bamlStaticResourceId, lineNumber, linePosition));
}
#endregion Record Writing
#endregion Methods
#region Private Classes
// DeferRecord contains information about a BamlRecord or list of
// BamlRecords that has not been written to the baml stream yet
// because we are processing a deferable content element.
private class DeferRecord
{
internal DeferRecord (
int lineNumber,
int linePosition)
{
_lineNumber = lineNumber;
_linePosition = linePosition;
}
internal int LineNumber
{
get { return _lineNumber; }
set { _lineNumber = value; }
}
internal int LinePosition
{
get { return _linePosition; }
set { _linePosition = value; }
}
private int _lineNumber;
private int _linePosition;
}
private class ValueDeferRecord : DeferRecord
{
internal ValueDeferRecord (
BamlRecord record,
int lineNumber,
int linePosition) : base(lineNumber, linePosition)
{
_record = record;
_updateOffset = false;
}
internal BamlRecord Record
{
get { return _record; }
set { _record = value; }
}
internal bool UpdateOffset
{
get { return _updateOffset; }
set { _updateOffset = value; }
}
private bool _updateOffset;
private BamlRecord _record;
}
private class KeyDeferRecord : DeferRecord
{
internal KeyDeferRecord (
int lineNumber,
int linePosition) : base(lineNumber, linePosition)
{
}
internal BamlRecord Record
{
get { return _record; }
set { _record = value; }
}
internal ArrayList RecordList
{
get { return _recordList; }
set { _recordList = value; }
}
internal List<List<ValueDeferRecord>> StaticResourceRecordList
{
get
{
if (_staticResourceRecordList == null)
{
_staticResourceRecordList = new List<List<ValueDeferRecord>>(1);
}
return _staticResourceRecordList;
}
}
private BamlRecord _record;
private ArrayList _recordList;
private List<List<ValueDeferRecord>> _staticResourceRecordList;
}
#endregion Private Classes
#region Properties
#if PBTCOMPILER
internal bool InDeferLoadedSection
{
get { return _deferElementDepth > 0; }
}
#endif
/// <summary>
/// returns stream that BamlRecordWriter is writing Baml records to
/// </summary>
/// <ExternalAPI Inherit="true"/>
public Stream BamlStream
{
get { return _bamlStream; }
}
internal BamlBinaryWriter BinaryWriter
{
get { return _bamlBinaryWriter; }
}
internal BamlMapTable MapTable
{
get { return _bamlMapTable ; }
}
internal ParserContext ParserContext
{
get { return _parserContext ; }
}
internal virtual BamlRecordManager BamlRecordManager
{
get { return _bamlRecordManager; }
}
BamlDocumentStartRecord DocumentStartRecord
{
get { return _startDocumentRecord; }
set { _startDocumentRecord = value; }
}
private bool CollectingValues
{
get { return _deferEndOfStartReached && !_deferKeyCollecting && _deferComplexPropertyDepth <= 0; }
}
// ITypeDescriptorContext used when running type convertors on serializable
// DP values.
ITypeDescriptorContext TypeConvertContext
{
get
{
#if !PBTCOMPILER // Don't run type converters for compilation
if (null == _typeConvertContext)
{
_typeConvertContext = new TypeConvertContext(_parserContext);
}
return _typeConvertContext;
#else
_typeConvertContext = null;
return _typeConvertContext;
#endif
}
}
/// <summary>
/// Are we currently processing a StaticResource section?
/// </summary>
private bool InStaticResourceSection
{
get { return _staticResourceElementDepth > 0; }
}
/// <summary>
/// Are we currently processing a DynamicResource section?
/// </summary>
private bool InDynamicResourceSection
{
get { return _dynamicResourceElementDepth > 0; }
}
#endregion Properties
#region Data
XamlTypeMapper _xamlTypeMapper;
Stream _bamlStream;
BamlBinaryWriter _bamlBinaryWriter;
BamlDocumentStartRecord _startDocumentRecord;
ParserContext _parserContext;
BamlMapTable _bamlMapTable;
BamlRecordManager _bamlRecordManager;
ITypeDescriptorContext _typeConvertContext;
bool _deferLoadingSupport; // true if defer load of ResourceDictionary
// is enabled.
int _deferElementDepth = 0;
// True if we are processing a defered content element and we have reached the end
// end of the start record for the element. At this point all properties for that
// element have been collected.
bool _deferEndOfStartReached = false;
// How deep are we in a complex property of a defered type?
int _deferComplexPropertyDepth = 0;
// True if we are processing a defered content block and we are collecting all the
// baml records that make up a single key for the keys section of defered content
bool _deferKeyCollecting = false;
// List of keys for a defered content section. Each item is a KeyDeferRecord
ArrayList _deferKeys;
// List of values for a defered content section. Each item is a ValueDeferRecord
ArrayList _deferValues; // Values in the dictionary
// List of properties set on an element that is the root of a defered content
// section. Each item is a ValueDeferRecord.
ArrayList _deferElement; // Start tag and properties
// of deferable content
short _staticResourceElementDepth = 0; // Used to identify the StaticResource EndRecord
short _dynamicResourceElementDepth = 0; // Used to identify the DynamicResource EndRecord
List<ValueDeferRecord> _staticResourceRecordList; // List of BamlRecords between the start and end of a StaticResource definition (both ends inclusive).
bool _debugBamlStream;
int _lineNumber;
int _linePosition;
BamlLineAndPositionRecord _bamlLineAndPositionRecord;
BamlLinePositionRecord _bamlLinePositionRecord;
#endregion Data
}
}
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