public string GetIndent(string childIndent)
{
if (this.documentNode == null)
{
return(string.Empty);
}
DocumentCompositeNode parent = this.documentNode.Parent;
if (parent == null)
{
return(string.Empty);
}
XamlSourceContext xamlSourceContext = (XamlSourceContext)null;
if (this.documentNode.IsChild)
{
for (int index = this.documentNode.SiteChildIndex - 1; index >= 0; --index)
{
xamlSourceContext = parent.Children[index].SourceContext as XamlSourceContext;
if (xamlSourceContext != null && xamlSourceContext.TextRange != null)
{
break;
}
}
}
bool flag = false;
while (parent != null && (xamlSourceContext == null || xamlSourceContext.TextRange == null))
{
xamlSourceContext = parent.SourceContext as XamlSourceContext ?? parent.ContainerSourceContext as XamlSourceContext;
parent = parent.Parent;
flag = true;
}
if (xamlSourceContext == null)
{
return(string.Empty);
}
IReadableSelectableTextBuffer hostBuffer = TextBufferHelper.GetHostBuffer(xamlSourceContext.TextBuffer);
ITextRange textRange = TextBufferHelper.ExpandSpanLeftToFillWhitespace((IReadableTextBuffer)hostBuffer, (ITextRange) new TextRange(xamlSourceContext.TextRange.Offset, xamlSourceContext.TextRange.Offset));
string str = hostBuffer.GetText(textRange.Offset, textRange.Length);
int num = str.LastIndexOf('\n');
if (num != -1)
{
str = str.Substring(num + 1);
}
if (flag)
{
str += childIndent;
}
return(str);
}
public static int GetStartOfXmlCloseTag(IReadableSelectableTextBuffer textBuffer, int elementEnd)
{
if (elementEnd <= 0)
{
return(0);
}
int offset = elementEnd - 1;
while (offset >= 0 && (int)textBuffer.GetText(offset, 1)[0] != 60)
{
--offset;
}
return(offset);
}
public static int GetEndOfXmlElementName(IReadableSelectableTextBuffer textBuffer, TextRange startTagSpan)
{
int offset = startTagSpan.Offset + 1;
while (offset < startTagSpan.Offset + startTagSpan.Length)
{
int length = Math.Min(32, startTagSpan.Offset + startTagSpan.Length - offset);
string text = textBuffer.GetText(offset, length);
for (int index = 0; index < text.Length; ++index)
{
if (Scanner.IsXmlWhitespace(text[index]) || (int)text[index] == 47 || (int)text[index] == 62)
{
return(offset + index);
}
}
offset += length;
}
return(offset);
}
public static ITextRange GetElementNameSelectionSpan(IReadableSelectableTextBuffer textBuffer, ITextRange elementSpan)
{
int start = elementSpan.Offset + 1;
int num = elementSpan.Length - 1;
int offset = start;
while (offset < textBuffer.Length)
{
int length = Math.Min(32, textBuffer.Length - offset);
string text = textBuffer.GetText(offset, length);
for (int index = 0; index < text.Length; ++index)
{
if (char.IsWhiteSpace(text[index]) || (int)text[index] == 47 || (int)text[index] == 62)
{
num = index + offset - start;
offset = textBuffer.Length;
break;
}
}
offset += length;
}
return((ITextRange) new TextRange(start, start + num));
}
