bool XmlNodeReader::get_Eof() const {
switch (get_ReadState()) {
case Ext::ReadState::EndOfFile:
case Ext::ReadState::Error:
return true;
}
return false;
}
bool XmlNodeReader::Read() const {
switch (get_ReadState()) {
case Ext::ReadState::EndOfFile:
case Ext::ReadState::Error:
case Ext::ReadState::Closed:
return false;
case Ext::ReadState::Initial:
m_linkedNode = m_cur = m_startNode;
m_readState = Ext::ReadState::Interactive;
return bool(m_cur);
}
// TRC(4, int(m_cur.NodeType) << " " << &m_cur.R << " StartNode type: " << int(m_startNode.NodeType) << " " << &m_startNode.R);
MoveToElement();
if (XmlNode firstChild = !m_bEndElement ? m_cur.FirstChild : XmlNode()) {
++m_depth;
m_linkedNode = m_cur = firstChild;
return true;
}
if (m_cur == m_startNode) {
if (!(m_bEndElement = !IsEmptyElement() && !m_bEndElement)) {
m_cur = XmlNode();
m_readState = ReadState::EndOfFile;
}
m_linkedNode = m_cur;
return m_bEndElement;
}
XmlNodeType curType = m_cur.NodeType;
if (!m_bEndElement && !IsEmptyElement() && curType==XmlNodeType::Element)
return m_bEndElement = true;
if (XmlNode next = m_cur.NextSibling) {
m_linkedNode = m_cur = next;
return !(m_bEndElement = false);
}
XmlNode parent;
if (curType != XmlNodeType::Document) {
parent = m_cur.ParentNode;
// TRC(4, "Parent: " << int(parent.NodeType) << " " << &parent.R);
}
if (m_bEndElement = parent && parent!=m_startNode) {
m_cur = parent;
--m_depth;
} else {
m_cur = nullptr;
m_readState = ReadState::EndOfFile;
}
m_linkedNode = m_cur;
return m_bEndElement;
}
int XmlNodeReader::get_AttributeCount() const {
if (get_ReadState() != ReadState::Interactive || m_bEndElement || !m_cur)
return 0;
XmlAttributeCollection attrs = m_linkedNode.Attributes;
return attrs ? attrs.Count : 0;
}
bool XmlTextReader::Read() const {
if (Ext::ReadState::Closed == get_ReadState())
return false;
//!!!R ReadState = ReadState::Interactive;
return XmlCheck(xmlTextReaderRead(ToReader(m_p)));
}
