// Writes the start of an attribute.
public override void WriteStartAttribute(string prefix, string localName, string ns)
{
try
{
AutoComplete(Token.StartAttribute);
_specialAttr = SpecialAttr.None;
if (_namespaces)
{
if (prefix != null && prefix.Length == 0)
{
prefix = null;
}
if (ns == XmlReservedNs.NsXmlNs && prefix == null && localName != "xmlns")
{
prefix = "xmlns";
}
if (prefix == "xml")
{
if (localName == "lang")
{
_specialAttr = SpecialAttr.XmlLang;
}
else if (localName == "space")
{
_specialAttr = SpecialAttr.XmlSpace;
}
/* bug54408. to be fwd compatible we need to treat xml prefix as reserved
and not really insist on a specific value. Who knows in the future it
might be OK to say xml:blabla
else {
throw new ArgumentException(SR.Xml_InvalidPrefix);
}*/
}
else if (prefix == "xmlns")
{
if (XmlReservedNs.NsXmlNs != ns && ns != null)
{
throw new ArgumentException(SR.Xml_XmlnsBelongsToReservedNs);
}
if (localName == null || localName.Length == 0)
{
localName = prefix;
prefix = null;
_prefixForXmlNs = null;
}
else
{
_prefixForXmlNs = localName;
}
_specialAttr = SpecialAttr.XmlNs;
}
else if (prefix == null && localName == "xmlns")
{
if (XmlReservedNs.NsXmlNs != ns && ns != null)
{
// add the below line back in when DOM is fixed
throw new ArgumentException(SR.Xml_XmlnsBelongsToReservedNs);
}
_specialAttr = SpecialAttr.XmlNs;
_prefixForXmlNs = null;
}
else
{
if (ns == null)
{
// use defined prefix
if (prefix != null && (LookupNamespace(prefix) == -1))
{
throw new ArgumentException(SR.Xml_UndefPrefix);
}
}
else if (ns.Length == 0)
{
// empty namespace require null prefix
prefix = string.Empty;
}
else
{ // ns.Length != 0
VerifyPrefixXml(prefix, ns);
if (prefix != null && LookupNamespaceInCurrentScope(prefix) != -1)
{
prefix = null;
}
// Now verify prefix validity
string definedPrefix = FindPrefix(ns);
if (definedPrefix != null && (prefix == null || prefix == definedPrefix))
{
prefix = definedPrefix;
}
else
{
if (prefix == null)
{
prefix = GeneratePrefix(); // need a prefix if
}
PushNamespace(prefix, ns, false);
}
}
}
if (prefix != null && prefix.Length != 0)
{
_textWriter.Write(prefix);
_textWriter.Write(':');
}
}
else
{
if ((ns != null && ns.Length != 0) || (prefix != null && prefix.Length != 0))
{
throw new ArgumentException(SR.Xml_NoNamespaces);
}
if (localName == "xml:lang")
{
_specialAttr = SpecialAttr.XmlLang;
}
else if (localName == "xml:space")
{
_specialAttr = SpecialAttr.XmlSpace;
}
}
_xmlEncoder.StartAttribute(_specialAttr != SpecialAttr.None);
_textWriter.Write(localName);
_textWriter.Write('=');
if (_curQuoteChar != _quoteChar)
{
_curQuoteChar = _quoteChar;
_xmlEncoder.QuoteChar = _quoteChar;
}
_textWriter.Write(_curQuoteChar);
}
catch
{
_currentState = State.Error;
throw;
}
}
/// <include file='doc\XmlTextWriter.uex' path='docs/doc[@for="XmlTextWriter.WriteStartAttribute"]/*' />
/// <devdoc>
/// <para>Writes the start of an attribute.</para>
/// </devdoc>
public override void WriteStartAttribute(string prefix, string localName, string ns) {
AutoComplete(Token.StartAttribute);
this.specialAttr = SpecialAttr.None;
if (this.namespaces) {
if (prefix == String.Empty) {
prefix = null;
}
if (ns == XmlReservedNs.NsXmlNs && prefix == null && localName != "xmlns") {
prefix = "xmlns";
}
if (prefix == "xml") {
if (localName == "lang") {
this.specialAttr = SpecialAttr.XmlLang;
}
else if (localName == "space") {
this.specialAttr = SpecialAttr.XmlSpace;
}
/* bug54408. to be fwd compatible we need to treat xml prefix as reserved
and not really insist on a specific value. Who knows in the future it
might be OK to say xml:blabla
else {
throw new ArgumentException(Res.GetString(Res.Xml_InvalidPrefix));
}*/
}
else if (prefix == "xmlns") {
if (XmlReservedNs.NsXmlNs != ns && ns != null) {
throw new ArgumentException(Res.GetString(Res.Xml_XmlnsBelongsToReservedNs));
}
if (localName == null || localName == String.Empty) {
localName = prefix;
prefix = null;
this.prefixForXmlNs = null;
}
else {
VerifyPrefixXml(localName);
this.prefixForXmlNs = localName;
}
this.specialAttr = SpecialAttr.XmlNs;
}
else if (prefix == null && localName == "xmlns") {
if (XmlReservedNs.NsXmlNs != ns && ns != null) {
// add the below line back in when DOM is fixed
throw new ArgumentException(Res.GetString(Res.Xml_XmlnsBelongsToReservedNs));
}
this.specialAttr = SpecialAttr.XmlNs;
this.prefixForXmlNs = null;
}
else {
if (ns == null) {
// use defined prefix
if (prefix != null && (FindScopeForPrefix(prefix) == null)) {
throw new ArgumentException(Res.GetString(Res.Xml_UndefPrefix));
}
}
else if (ns == String.Empty) {
// empty namespace require null prefix
if (prefix != null) {
throw new ArgumentException(Res.GetString(Res.Xml_PrefixForEmptyNs));
}
}
else { // ns.Length != 0
VerifyPrefixXml(prefix);
if (prefix != null && null != FindTopScopeForPrefix(prefix)) {
prefix = null;
}
// Now verify prefix validity
string definedPrefix = FindPrefix(ns);
if (definedPrefix != null && (prefix == null || prefix == definedPrefix)) {
prefix = definedPrefix;
}
else {
if (prefix == null) {
prefix = GeneratePrefix(); // need a prefix if
}
PushNamespace(prefix, ns, false);
}
}
}
if (prefix != null && prefix != String.Empty) {
textWriter.Write(prefix);
textWriter.Write(':');
}
}
else {
if ((ns != null && ns != String.Empty) || (prefix != null && prefix != String.Empty)) {
throw new ArgumentException(Res.GetString(Res.Xml_NoNamespaces));
}
if (localName == "xml:lang") {
this.specialAttr = SpecialAttr.XmlLang;
}
else if (localName == "xml:space") {
this.specialAttr = SpecialAttr.XmlSpace;
}
}
xmlEncoder.StartAttribute(this.specialAttr != SpecialAttr.None);
textWriter.Write(localName);
textWriter.Write('=');
if (this.curQuoteChar != this.quoteChar) {
this.curQuoteChar = this.quoteChar;
xmlEncoder.QuoteChar = this.quoteChar;
}
textWriter.Write(this.curQuoteChar);
}
// Writes the start of an attribute.
public override void WriteStartAttribute(string prefix, string localName, string ns)
{
try
{
AutoComplete(Token.StartAttribute);
this.specialAttr = SpecialAttr.None;
if (this.namespaces)
{
if (prefix != null && prefix.Length == 0)
{
prefix = null;
}
if (ns == XmlConst.ReservedNsXmlNs && prefix == null && localName != "xmlns")
{
prefix = "xmlns";
}
if (prefix == "xml")
{
if (localName == "lang")
{
this.specialAttr = SpecialAttr.XmlLang;
}
else if (localName == "space")
{
this.specialAttr = SpecialAttr.XmlSpace;
}
}
else if (prefix == "xmlns")
{
if (XmlConst.ReservedNsXmlNs != ns && ns != null)
{
throw new ArgumentException(SR.Xml_XmlnsBelongsToReservedNs);
}
if (string.IsNullOrEmpty(localName))
{
localName = prefix;
prefix = null;
this.prefixForXmlNs = null;
}
else
{
this.prefixForXmlNs = localName;
}
this.specialAttr = SpecialAttr.XmlNs;
}
else if (prefix == null && localName == "xmlns")
{
if (XmlConst.ReservedNsXmlNs != ns && ns != null)
{
// add the below line back in when DOM is fixed
throw new ArgumentException(SR.Xml_XmlnsBelongsToReservedNs);
}
this.specialAttr = SpecialAttr.XmlNs;
this.prefixForXmlNs = null;
}
else
{
if (ns == null)
{
// use defined prefix
if (prefix != null && (LookupNamespace(prefix) == -1))
{
throw new ArgumentException(SR.Xml_UndefPrefix);
}
}
else if (ns.Length == 0)
{
// empty namespace require null prefix
prefix = string.Empty;
}
else
{ // ns.Length != 0
VerifyPrefixXml(prefix, ns);
if (prefix != null && LookupNamespaceInCurrentScope(prefix) != -1)
{
prefix = null;
}
// Now verify prefix validity
string definedPrefix = FindPrefix(ns);
if (definedPrefix != null && (prefix == null || prefix == definedPrefix))
{
prefix = definedPrefix;
}
else
{
if (prefix == null)
{
prefix = GeneratePrefix(); // need a prefix if
}
PushNamespace(prefix, ns, false);
}
}
}
if (!string.IsNullOrEmpty(prefix))
{
textWriter.Write(prefix);
textWriter.Write(':');
}
}
else
{
if (!string.IsNullOrEmpty(ns) || !string.IsNullOrEmpty(prefix))
{
throw new ArgumentException(SR.Xml_NoNamespaces);
}
if (localName == "xml:lang")
{
this.specialAttr = SpecialAttr.XmlLang;
}
else if (localName == "xml:space")
{
this.specialAttr = SpecialAttr.XmlSpace;
}
}
xmlEncoder.StartAttribute(this.specialAttr != SpecialAttr.None);
textWriter.Write(localName);
textWriter.Write('=');
if (this.curQuoteChar != this.quoteChar)
{
this.curQuoteChar = this.quoteChar;
xmlEncoder.QuoteChar = this.quoteChar;
}
textWriter.Write(this.curQuoteChar);
}
catch
{
currentState = State.Error;
throw;
}
}
public override void WriteStartAttribute(string prefix, string localName, string ns)
{
try
{
this.AutoComplete(Token.StartAttribute);
this.specialAttr = SpecialAttr.None;
if (this.namespaces)
{
if ((prefix != null) && (prefix.Length == 0))
{
prefix = null;
}
if (((ns == "http://www.w3.org/2000/xmlns/") && (prefix == null)) && (localName != "xmlns"))
{
prefix = "xmlns";
}
if (prefix == "xml")
{
if (localName == "lang")
{
this.specialAttr = SpecialAttr.XmlLang;
}
else if (localName == "space")
{
this.specialAttr = SpecialAttr.XmlSpace;
}
}
else if (prefix == "xmlns")
{
if (("http://www.w3.org/2000/xmlns/" != ns) && (ns != null))
{
throw new ArgumentException(Res.GetString("Xml_XmlnsBelongsToReservedNs"));
}
if ((localName == null) || (localName.Length == 0))
{
localName = prefix;
prefix = null;
this.prefixForXmlNs = null;
}
else
{
this.prefixForXmlNs = localName;
}
this.specialAttr = SpecialAttr.XmlNs;
}
else if ((prefix == null) && (localName == "xmlns"))
{
if (("http://www.w3.org/2000/xmlns/" != ns) && (ns != null))
{
throw new ArgumentException(Res.GetString("Xml_XmlnsBelongsToReservedNs"));
}
this.specialAttr = SpecialAttr.XmlNs;
this.prefixForXmlNs = null;
}
else if (ns == null)
{
if ((prefix != null) && (this.LookupNamespace(prefix) == -1))
{
throw new ArgumentException(Res.GetString("Xml_UndefPrefix"));
}
}
else if (ns.Length == 0)
{
prefix = string.Empty;
}
else
{
this.VerifyPrefixXml(prefix, ns);
if ((prefix != null) && (this.LookupNamespaceInCurrentScope(prefix) != -1))
{
prefix = null;
}
string str = this.FindPrefix(ns);
if ((str != null) && ((prefix == null) || (prefix == str)))
{
prefix = str;
}
else
{
if (prefix == null)
{
prefix = this.GeneratePrefix();
}
this.PushNamespace(prefix, ns, false);
}
}
if ((prefix != null) && (prefix.Length != 0))
{
this.textWriter.Write(prefix);
this.textWriter.Write(':');
}
}
else
{
if (((ns != null) && (ns.Length != 0)) || ((prefix != null) && (prefix.Length != 0)))
{
throw new ArgumentException(Res.GetString("Xml_NoNamespaces"));
}
if (localName == "xml:lang")
{
this.specialAttr = SpecialAttr.XmlLang;
}
else if (localName == "xml:space")
{
this.specialAttr = SpecialAttr.XmlSpace;
}
}
this.xmlEncoder.StartAttribute(this.specialAttr != SpecialAttr.None);
this.textWriter.Write(localName);
this.textWriter.Write('=');
if (this.curQuoteChar != this.quoteChar)
{
this.curQuoteChar = this.quoteChar;
this.xmlEncoder.QuoteChar = this.quoteChar;
}
this.textWriter.Write(this.curQuoteChar);
}
catch
{
this.currentState = State.Error;
throw;
}
}
