public override INodeSourceContext Clone(bool keepOldRanges)
{
XmlAttributeReference attributeReference = new XmlAttributeReference((XmlElementReference)this.Parent);
this.CloneCopy((XamlSourceContext)attributeReference, keepOldRanges);
return((INodeSourceContext)attributeReference);
}
public virtual XmlAttributeReference BuildXmlAttributeReference()
{
XmlAttributeReference attributeReference1 = this.SourceContext as XmlAttributeReference;
XmlElementReference parent = (XmlElementReference)null;
if (this.documentNode != null)
{
for (DocumentNode documentNode = (DocumentNode)this.documentNode.Parent; documentNode != null && parent == null; documentNode = (DocumentNode)documentNode.Parent)
{
parent = documentNode.SourceContext as XmlElementReference;
}
}
XmlAttributeReference attributeReference2;
if (attributeReference1 == null)
{
attributeReference2 = new XmlAttributeReference(parent);
}
else
{
attributeReference2 = (XmlAttributeReference)attributeReference1.Clone(false);
attributeReference2.Parent = (XmlContainerReference)parent;
}
return(attributeReference2);
}
public override XmlAttributeReference BuildXmlAttributeReference()
{
XmlAttributeReference attributeReference = base.BuildXmlAttributeReference();
if (this.attribute.SourceContext != null)
{
attributeReference.Parent = this.attribute.SourceContext.Parent;
}
return(attributeReference);
}
public RemovedXmlAttributeReference(XmlAttributeReference originalReference, bool isClone)
: base((XmlElementReference)originalReference.Parent)
{
originalReference.CloneCopy((XamlSourceContext)this, false);
this.textBuffer = originalReference.TextBuffer.Freeze();
if (originalReference.TextRange != null)
{
this.TextRange = this.textBuffer.FreezeRange(originalReference.TextRange);
}
this.isCloned = isClone;
}
private void WriteAttribute(string indent, AttributeNode attribute)
{
XamlFormatter.XmlAttributeFormatting attributeFormatting = this.GetAttributeFormatting(attribute);
if (attributeFormatting.LeadingWhitespace != null)
{
this.writer.SetWhitespace(attributeFormatting.LeadingWhitespace);
if (attribute.IndentingBehavior == IndentingBehavior.FromContainer && this.writer.LineBreakCount > 0)
{
this.writer.SetIndent(indent);
}
}
else if (this.writer.LineBreakCount == 0 && string.IsNullOrEmpty(this.writer.Indent))
{
this.writer.SetIndent(this.settings.AttributeIndentString);
}
StringBuilder builder = new StringBuilder(attribute.Name.FullName);
char attributeQuoteCharacter;
if (attributeFormatting.ValuePrefix != null)
{
attributeQuoteCharacter = attributeFormatting.AttributeQuoteCharacter;
builder.Append(attributeFormatting.ValuePrefix);
}
else
{
attributeQuoteCharacter = this.settings.AttributeQuoteCharacter;
builder.Append('=');
builder.Append(attributeQuoteCharacter);
}
this.WriteAttributeValue(attributeQuoteCharacter, builder, attribute.Value, attribute.EscapeWhitespace);
if (attributeFormatting.ValueSuffix != null)
{
builder.Append(attributeFormatting.ValueSuffix);
}
else
{
builder.Append(attributeQuoteCharacter);
}
int start = this.writer.WriteAttribute(builder.ToString());
int length = this.writer.Length;
if (this.shouldUpdateSourceContext && attribute.SourceContextReference != null)
{
XmlAttributeReference attributeReference = attribute.SourceContextReference.BuildXmlAttributeReference();
attributeReference.InitialTextSpan = (ITextRange) new TextRange(start, length);
attribute.SourceContextReference.SourceContext = (XamlSourceContext)attributeReference;
}
if (attributeFormatting.TrailingWhitespace == null)
{
return;
}
this.writer.SetWhitespace(attributeFormatting.TrailingWhitespace);
}
private XamlFormatter.XmlAttributeFormatting GetAttributeFormatting(AttributeNode attributeNode)
{
XamlFormatter.XmlAttributeFormatting attributeFormatting = new XamlFormatter.XmlAttributeFormatting();
if (attributeNode.SourceContextReference == null)
{
return(attributeFormatting);
}
XmlAttributeReference attributeReference = attributeNode.SourceContextReference.SourceContext as XmlAttributeReference;
if (attributeReference != null && attributeReference.TextRange != null)
{
string text = TextBufferHelper.GetHostBuffer(attributeReference.TextBuffer).GetText(attributeReference.TextRange.Offset, attributeReference.TextRange.Length);
int num = text.IndexOf('=');
if (num == -1)
{
return(attributeFormatting);
}
int index1 = num - 1;
while (index1 >= 0 && Scanner.IsXmlWhitespace(text[index1]))
{
--index1;
}
int index2 = num + 1;
while (index2 < text.Length && Scanner.IsXmlWhitespace(text[index2]))
{
++index2;
}
int startIndex = text.LastIndexOf(text[index2]);
if (index2 >= 0 && startIndex > index2)
{
attributeFormatting.LeadingWhitespace = XamlFormatter.GetLeadingWhitespace((XamlSourceContext)attributeReference);
attributeFormatting.TrailingWhitespace = XamlFormatter.GetTrailingWhitespace((XamlSourceContext)attributeReference);
attributeFormatting.ValuePrefix = text.Substring(index1 + 1, index2 - index1);
attributeFormatting.ValueSuffix = text.Substring(startIndex, 1);
attributeFormatting.AttributeQuoteCharacter = text[index2];
}
}
return(attributeFormatting);
}
