void ParseAttType(char ch, AttDef attdef)
{
if (ch == '%')
{
var e = ParseParameterEntity(WhiteSpace);
PushEntity(_current.ResolvedUri, e);
ParseAttType(_current.Lastchar, attdef);
PopEntity(); // bugbug - are we at the end of the entity?
return;
}
if (ch == '(')
{
attdef.SetEnumeratedType(ParseNameGroup(ch, false), AttributeType.ENUMERATION);
}
else
{
var token = ScanName(WhiteSpace);
if (token.EqualsIgnoreCase("NOTATION"))
{
ch = _current.SkipWhitespace();
if (ch != '(')
{
_current.Error("Expecting name group '(', but found '{0}'", ch);
}
attdef.SetEnumeratedType(ParseNameGroup(ch, true), AttributeType.NOTATION);
}
else
{
attdef.SetType(token);
}
}
}
AttDef ParseAttDef()
{
var name = ScanName(WhiteSpace);
name = name.ToUpperInvariant();
var attdef = new AttDef(name);
var ch = _current.SkipWhitespace();
if (ch == '-')
{
ch = ParseDeclComments();
}
ParseAttType(ch, attdef);
ch = _current.SkipWhitespace();
if (ch == '-')
{
ch = ParseDeclComments();
}
ParseAttDefault(ch, attdef);
ch = _current.SkipWhitespace();
if (ch == '-')
{
ParseDeclComments();
}
return(attdef);
}
void ParseAttDefault(char ch, AttDef attdef)
{
if (ch == '%')
{
var e = ParseParameterEntity(WhiteSpace);
PushEntity(_current.ResolvedUri, e);
ParseAttDefault(_current.Lastchar, attdef);
PopEntity(); // bugbug - are we at the end of the entity?
return;
}
var hasdef = true;
if (ch == '#')
{
_current.ReadChar();
var token = _current.ScanToken(_sb, WhiteSpace, true);
hasdef = attdef.SetPresence(token);
ch = _current.SkipWhitespace();
}
if (!hasdef)
{
return;
}
if (ch == '\'' || ch == '"')
{
var lit = _current.ScanLiteral(_sb, ch);
attdef.Default = lit;
_current.SkipWhitespace();
}
else
{
var name = _current.ScanToken(_sb, WhiteSpace, false);
name = name.ToUpperInvariant();
attdef.Default = name; // bugbug - must be one of the enumerated names.
_current.SkipWhitespace();
}
}
