MSXML2::IXMLDOMNodePtr CXmlBase::InsertEnterAndTabs(MSXML2::IXMLDOMNodePtr pParentNode, MSXML2::IXMLDOMNodePtr pNode, int nLevel)
{
HRESULT hr = S_OK;
MSXML2::IXMLDOMDocument2Ptr pDoc = NULL;
MSXML2::IXMLDOMTextPtr pTabsText = NULL;
MSXML2::IXMLDOMNodePtr pTabsNode = NULL;
MSXML2::IXMLDOMElementPtr pElement = NULL;
CString strText(_T("")), strTabs(_T(""));
CComBSTR bstrText;
if (nLevel < 0
|| pParentNode == NULL) return NULL;
if(pNode == NULL)nLevel = 0;
for (int i=0; i<nLevel; i++)
{
strTabs += _T("\t");
}
strText.Format(_T("%s%s"), _T("\r\n"), (LPCTSTR)strTabs);
bstrText = _bstr_t(strText).GetBSTR();
try
{
pDoc = pParentNode->GetownerDocument();
if (pDoc == NULL) return NULL;
pTabsText = pDoc->createTextNode((LPCTSTR)strText);
if (pTabsText == NULL) return NULL;
CComVariant varNode = pNode.GetInterfacePtr();
pTabsNode = pParentNode->insertBefore(pTabsText, varNode);
//hr = pDoc->raw_createTextNode(bstrText.m_str, &pTabsText);
//if (FAILED(hr) || pTabsText == NULL) return NULL;
//pElement = pTabsText;
//pTabsNode = pParentNode->appendChild(pElement);
//pTabsNode = pDoc->createTextNode((LPCTSTR)strText);
//if (pTabsNode == NULL) return NULL;
//pNode = pNode->appendChild(pTabsNode);
}
catch(_com_error &e)
{
CString str;
str.Format(_T("创建xml节点发生异常。\r\nComError:\r\n%s")
, e.ErrorMessage());
::MessageBox(NULL,str, g_sAppTitle, MB_OK|MB_ICONERROR);
return NULL;
}
catch(...)
{
return NULL;
}
return pTabsNode;
}
////////////////////////////////////////////////////////////////////////////
// Function: Create an XML DOM Document from Scratch in memory
////////////////////////////////////////////////////////////////////////////
HRESULT CXMLDocument::Build()
{
// Create a root node
MSXML2::IXMLDOMNodePtr pRoot;
m_pDoc->createNode(CComVariant(MSXML2::NODE_ELEMENT), CComBSTR("Root"), NULL, &pRoot);
// add child nodes
HRESULT hr = S_OK;
for (int i = 0; i < 10; i++)
{
MSXML2::IXMLDOMNodePtr pNode;
m_pDoc->createNode(CComVariant(MSXML2::NODE_ELEMENT), CComBSTR("Order"), NULL, &pNode);
MSXML2::IXMLDOMElementPtr pElement = pNode;
if (pElement != NULL)
pElement->setAttribute(CComBSTR("id"), CComVariant(i));
MSXML2::IXMLDOMNodePtr p0 = NULL;
CComVariant after;
hr = pRoot->insertBefore(pNode, after, &p0);
hr = CheckHR(hr, "inserting node");
// The XML Document should now own the node.
for (int j = 0; j < 10; j++)
{
MSXML2::IXMLDOMNodePtr pNode2;
m_pDoc->createNode(CComVariant(MSXML2::NODE_ELEMENT), CComBSTR("Item"), NULL, &pNode2);
MSXML2::IXMLDOMElementPtr pElement2 = pNode2;
if (pElement2 != NULL)
pElement2->setAttribute(CComBSTR("id"), CComVariant((i*10) + j));
MSXML2::IXMLDOMNodePtr p1 = NULL;
CComVariant after;
hr = p0->insertBefore(pNode2, after, &p1);
hr = CheckHR(hr, "inserting node");
// The XML Document should now own the node.
}
}
// Now attach this new subtree to the document.
m_pDoc->appendChild(pRoot, NULL);
return hr;
}
MSXML2::IXMLDOMNodePtr CXmlBase::InsertNode( MSXML2::IXMLDOMNodePtr pParentNode , MSXML2::IXMLDOMNodePtr pNodeBack , LPCTSTR lpszNodeText )
{
HRESULT hr = S_OK;
MSXML2::IXMLDOMDocument2Ptr pDoc = NULL;
MSXML2::IXMLDOMElementPtr pElement = NULL;
MSXML2::IXMLDOMNodePtr pNode = NULL;
CComBSTR bstrNodeText = _bstr_t("node").GetBSTR();
if (pParentNode == NULL
|| lpszNodeText == NULL) return NULL;
bstrNodeText = lpszNodeText;
if (bstrNodeText.Length() == 0) return NULL;
try
{
pDoc = pParentNode->GetownerDocument();
if (pDoc == NULL) return NULL;
//hr = pDoc->raw_createElement(bstrNodeText.m_str, &pElement);
//if (FAILED(hr) || pElement == NULL) return NULL;
pNode = pDoc->createNode(NODE_ELEMENT, bstrNodeText.m_str, _T(""));
if (pNode == NULL) return NULL;
CComVariant varNode = pNodeBack.GetInterfacePtr();
pNode = pParentNode->insertBefore(pNode, varNode);
}
catch(_com_error &e)
{
CString str;
str.Format(_T("插入xml节点发生异常。\r\nComError:\r\n%s")
, e.ErrorMessage());
::MessageBox(NULL,str, g_sAppTitle, MB_OK|MB_ICONERROR);
return NULL;
}
catch(...)
{
return NULL;
}
return pNode;
}