internal XMLElement ReadElement(string name)
{
XMLElement elem = new XMLElement(name);
string attribute;
int tkn;
while (true)
{
switch (scanner.Scan())
{
case XMLScanner.XML_GTS:
return elem;
case XMLScanner.XML_GT:
while ((tkn = scanner.Scan()) == XMLScanner.XML_LT)
{
if (scanner.Scan() != XMLScanner.XML_IDENT)
{
ThrowException("Element name expected");
}
string siblingName = scanner.Identifier;
XMLElement sibling = ReadElement(siblingName);
elem.AddSibling(sibling);
}
switch (tkn)
{
case XMLScanner.XML_SCONST:
elem.SetStringValue(scanner.String);
tkn = scanner.Scan();
break;
case XMLScanner.XML_ICONST:
elem.SetIntValue(scanner.Int);
tkn = scanner.Scan();
break;
case XMLScanner.XML_FCONST:
elem.SetRealValue(scanner.Real);
tkn = scanner.Scan();
break;
case XMLScanner.XML_IDENT:
if (scanner.Identifier.Equals("null"))
{
elem.SetNullValue();
}
else
{
elem.SetStringValue(scanner.Identifier);
}
tkn = scanner.Scan();
break;
}
if (tkn != XMLScanner.XML_LTS || scanner.Scan() != XMLScanner.XML_IDENT || !scanner.Identifier.Equals(name) || scanner.Scan() != XMLScanner.XML_GT)
{
ThrowException("Element is not closed");
}
return elem;
case XMLScanner.XML_IDENT:
attribute = scanner.Identifier;
if (scanner.Scan() != XMLScanner.XML_EQ || scanner.Scan() != XMLScanner.XML_SCONST)
{
ThrowException("Attribute value expected");
}
elem.AddAttribute(attribute, scanner.String);
continue;
default:
ThrowException("Unexpected token");
break;
}
}
}