public override bool VisitEnter(TiXmlElement element, TiXmlAttribute firstAttribute)
{
DoIndent();
buffer.Append("<");
buffer.Append(element.Value());
for (TiXmlAttribute attrib = firstAttribute; attrib != null; attrib = attrib.Next())
{
buffer.Append(" ");
attrib.Print(buffer, 0);
}
if (element.FirstChild() == null)
{
buffer.Append(" />");
DoLineBreak();
}
else
{
buffer.Append(">");
if (element.FirstChild().ToText() != null &&
element.LastChild() == element.FirstChild() &&
element.FirstChild().ToText().CDATA() == false)
{
simpleTextPrint = true;
// no DoLineBreak()!
}
else
{
DoLineBreak();
}
}
++depth;
return(true);
}
/// <summary>
/// Sets an attribute of name to a given value. The attribute will be created if it does not exist, or changed if it does.
/// </summary>
public void SetAttribute(string cname, string cvalue)
{
TiXmlAttribute node = attributeSet.Find(cname);
if (node != null)
{
node.SetValue(cvalue);
return;
}
TiXmlAttribute attrib = new TiXmlAttribute(cname, cvalue);
if (attrib != null)
{
attributeSet.Add(attrib);
}
else
{
TiXmlDocument document = GetDocument();
if (document != null)
{
document.SetError(ErrorType.TIXML_ERROR_OUT_OF_MEMORY, null, 0, null, TiXmlEncoding.TIXML_ENCODING_UNKNOWN);
}
}
}
public void Add(TiXmlAttribute addMe)
{
//assert( !Find( addMe.Name() ) ); // Shouldn't be multiply adding to the set.
addMe.next = sentinel;
addMe.prev = sentinel.prev;
sentinel.prev.next = addMe;
sentinel.prev = addMe;
}
/// <summary>
/// QueryIntAttribute examines the attribute - it is an alternative to the Attribute() method with richer error checking.
/// If the attribute is an integer, it is stored in 'value' and the call returns TIXML_SUCCESS. If it is not an integer,
/// it returns TIXML_WRONG_TYPE. If the attribute does not exist, then TIXML_NO_ATTRIBUTE is returned.
/// </summary>
public TiXmlQueryResult QueryIntAttribute(string name, ref int ival)
{
TiXmlAttribute node = attributeSet.Find(name);
if (node == null)
{
return(TiXmlQueryResult.TIXML_NO_ATTRIBUTE);
}
return(node.QueryIntValue(ref ival));
}
/// <summary>
/// Like clear, but initializes 'this' object as well
/// </summary>
protected void ClearThis()
{
Clear();
while (attributeSet.First() != null)
{
TiXmlAttribute node = attributeSet.First();
attributeSet.Remove(node);
//delete node;
}
}
/// <summary>
/// Given an attribute name, Attribute() returns the value for the attribute of that name, or null if none exists.
/// </summary>
public string Attribute(string name)
{
TiXmlAttribute node = attributeSet.Find(name);
if (node != null)
{
return(node.Value());
}
return(null);
}
/// <summary>
/// Deletes an attribute with the given name.
/// </summary>
public void RemoveAttribute(string name)
{
TiXmlAttribute node = attributeSet.Find(name);
if (node != null)
{
attributeSet.Remove(node);
//delete node;
}
}
public TiXmlAttribute Find(string _name)
{
for (TiXmlAttribute node = sentinel.next; node != sentinel; node = node.next)
{
if (string.Compare(node.Name(), _name) == 0)
{
return(node);
}
}
return(null);
}
public void Remove(TiXmlAttribute removeMe)
{
TiXmlAttribute node;
for (node = sentinel.next; node != sentinel; node = node.next)
{
if (node == removeMe)
{
node.prev.next = node.next;
node.next.prev = node.prev;
node.next = null;
node.prev = null;
return;
}
}
//assert( 0 ); // we tried to remove a non-linked attribute.
}
protected void CopyTo(TiXmlElement target)
{
// superclass:
base.CopyTo(target);
// Element class:
// Clone the attributes, then clone the children.
TiXmlAttribute attribute = null;
for (attribute = attributeSet.First(); attribute != null; attribute = attribute.Next())
{
target.SetAttribute(attribute.Name(), attribute.Value());
}
TiXmlNode node = null;
for (node = firstChild; node != null; node = node.NextSibling())
{
target.LinkEndChild(node.Clone());
}
}
/* Attribtue parsing starts: next char past '<'
* returns: next char past '>'
*/
public override int Parse(string p, int index, TiXmlParsingData data, int encoding)
{
index = SkipWhiteSpace(p, index, encoding);
TiXmlDocument document = GetDocument();
if (p == null || index < 0 || index >= p.Length)
{
if (document != null)
{
document.SetError(ErrorType.TIXML_ERROR_PARSING_ELEMENT, null, 0, null, encoding);
}
return(0);
}
if (data != null)
{
data.Stamp(p, index, encoding);
location = data.Cursor();
}
if (p[index] != '<')
{
if (document != null)
{
document.SetError(ErrorType.TIXML_ERROR_PARSING_ELEMENT, p, index, data, encoding);
}
return(0);
}
index = SkipWhiteSpace(p, index + 1, encoding);
// Read the name.
int pErr = index;
index = ReadName(p, index, ref value, encoding);
if (index < 0 || index >= p.Length)
{
if (document != null)
{
document.SetError(ErrorType.TIXML_ERROR_FAILED_TO_READ_ELEMENT_NAME, p, pErr, data, encoding);
}
return(INVALID_STRING_INDEX);
}
string endTag = "</";
endTag += value;
endTag += ">";
// Check for and read attributes. Also look for an empty
// tag or an end tag.
while (index >= 0 && index < p.Length)
{
pErr = index;
index = SkipWhiteSpace(p, index, encoding);
if (index < 0 || index >= p.Length)
{
if (document != null)
{
document.SetError(ErrorType.TIXML_ERROR_READING_ATTRIBUTES, p, pErr, data, encoding);
}
return(-1);
}
if (p[index] == '/')
{
++index;
// Empty tag.
if (p[index] != '>')
{
if (document != null)
{
document.SetError(ErrorType.TIXML_ERROR_PARSING_EMPTY, p, index, data, encoding);
}
return(0);
}
return(index + 1);
}
else if (p[index] == '>')
{
// Done with attributes (if there were any.)
// Read the value -- which can include other
// elements -- read the end tag, and return.
++index;
index = ReadValue(p, index, data, encoding); // Note this is an Element method, and will set the error if one happens.
if (index < 0 || index >= p.Length)
{ // We were looking for the end tag, but found nothing.
// Fix for [ 1663758 ] Failure to report error on bad XML
if (document != null)
{
document.SetError(ErrorType.TIXML_ERROR_READING_END_TAG, p, index, data, encoding);
}
return(INVALID_STRING_INDEX);
}
// We should find the end tag now
if (StringEqual(p, index, endTag, false, encoding))
{
index += endTag.Length;
return(index);
}
else
{
if (document != null)
{
document.SetError(ErrorType.TIXML_ERROR_READING_END_TAG, p, index, data, encoding);
}
return(INVALID_STRING_INDEX);
}
}
else
{
// Try to read an attribute:
TiXmlAttribute attrib = new TiXmlAttribute();
if (attrib == null)
{
if (document != null)
{
document.SetError(ErrorType.TIXML_ERROR_OUT_OF_MEMORY, p, pErr, data, encoding);
}
return(-1);
}
attrib.SetDocument(document);
pErr = index;
index = attrib.Parse(p, index, data, encoding);
if (index < 0 || index >= p.Length)
{
if (document != null)
{
document.SetError(ErrorType.TIXML_ERROR_PARSING_ELEMENT, p, pErr, data, encoding);
}
//delete attrib;
return(INVALID_STRING_INDEX);
}
// Handle the strange case of double attributes:
TiXmlAttribute node = attributeSet.Find(attrib.Name());
if (node != null)
{
node.SetValue(attrib.Value());
//delete attrib;
return(INVALID_STRING_INDEX);
}
attributeSet.Add(attrib);
}
}
return(index);
}
/// <summary>
/// Print the Element to a FILE stream.
/// </summary>
public override void Print(StringBuilder cfile, int depth)
{
//assert( cfile );
for (int i = 0; i < depth; i++)
{
//fprintf( cfile, " " );
cfile.Append(" ");
}
cfile.Append("<"); cfile.Append(value);
//fprintf( cfile, "<%s", value.c_str() );
for (TiXmlAttribute attrib = attributeSet.First(); attrib != null; attrib = attrib.Next())
{
cfile.Append(" ");
//fprintf(cfile, " ");
attrib.Print(cfile, depth);
}
// There are 3 different formatting approaches:
// 1) An element without children is printed as a <foo /> node
// 2) An element with only a text child is printed as <foo> text </foo>
// 3) An element with children is printed on multiple lines.
if (firstChild == null)
{
//fprintf(cfile, " />");
cfile.Append(" />");
}
else if (firstChild == lastChild && firstChild.ToText() != null)
{
//fprintf(cfile, ">");
cfile.Append(">");
firstChild.Print(cfile, depth + 1);
//fprintf(cfile, "</%s>", value.c_str());
cfile.Append("</"); cfile.Append(value); cfile.Append(">");
}
else
{
//fprintf(cfile, ">");
cfile.Append(">");
for (TiXmlNode node = firstChild; node != null; node = node.NextSibling())
{
if (node.ToText() == null)
{
//fprintf(cfile, "\n");
cfile.Append("\n");
}
node.Print(cfile, depth + 1);
}
//fprintf(cfile, "\n");
cfile.Append("\n");
for (int i = 0; i < depth; ++i)
{
//fprintf(cfile, " ");
cfile.Append(" ");
}
//fprintf(cfile, "</%s>", value.c_str());
cfile.Append("</"); cfile.Append(value); cfile.Append(">");
}
}
/// <summary>
/// Visit an element.
/// </summary>
public virtual bool VisitEnter(TiXmlElement element, TiXmlAttribute firstAttribute)
{
return(true);
}
public override int Parse(string p, int index, TiXmlParsingData data, int _encoding)
{
index = SkipWhiteSpace(p, index, _encoding);
// Find the beginning, find the end, and look for
// the stuff in-between.
TiXmlDocument document = GetDocument();
if (index < 0 || index >= p.Length || !StringEqual(p, index, "<?xml", true, _encoding))
{
if (document != null)
{
document.SetError(ErrorType.TIXML_ERROR_PARSING_DECLARATION, null, 0, null, _encoding);
}
return(INVALID_STRING_INDEX);
}
if (data != null)
{
data.Stamp(p, index, _encoding);
location = data.Cursor();
}
p += 5;
version = "";
encoding = "";
standalone = "";
while (index >= 0 && index < p.Length)
{
if (p[index] == '>')
{
++index;
return(index);
}
index = SkipWhiteSpace(p, index, _encoding);
if (StringEqual(p, index, "version", true, _encoding))
{
TiXmlAttribute attrib = new TiXmlAttribute();
index = attrib.Parse(p, index, data, _encoding);
version = attrib.Value();
}
else if (StringEqual(p, index, "encoding", true, _encoding))
{
TiXmlAttribute attrib = new TiXmlAttribute();
index = attrib.Parse(p, index, data, _encoding);
encoding = attrib.Value();
}
else if (StringEqual(p, index, "standalone", true, _encoding))
{
TiXmlAttribute attrib = new TiXmlAttribute();
index = attrib.Parse(p, index, data, _encoding);
standalone = attrib.Value();
}
else
{
// Read over whatever it is.
while (index >= 0 && index < p.Length && p[index] != '>' && !IsWhiteSpace(p[index]))
{
++index;
}
}
}
return(INVALID_STRING_INDEX);
}