C / C++ / MFC

<br />
// Parse response<br />
CoInitialize(NULL); <br />
ISAXXMLReader* pRdr = NULL;<br />
<br />
HRESULT hr = CoCreateInstance(__uuidof(SAXXMLReader), NULL, CLSCTX_ALL,<br />
                           __uuidof(ISAXXMLReader), (void **)&pRdr);<br />
<br />
if(!FAILED(hr)) <br />
{<br />
  hr = pRdr->putContentHandler(&m_whizzWnd->m_whizzHandler);<br />
<br />
  VARIANT var;<br />
  VariantInit(&var);<br />
  V_BSTR(&var) = SysAllocString(wresp.c_str());<br />
  V_VT(&var) = VT_BSTR;<br />
<br />
  hr = pRdr->parse(var);<br />
<br />
  VariantClear(&var);<br />
  //SysFreeString(V_BSTR(&var));<br />
<br />
  pRdr->Release();<br />
} else {<br />
  MessageBox(NULL, TEXT("Error"), NULL, MB_ICONASTERISK);<br />
}<br />
<br />
CoUninitialize();<br />
//CoFreeUnusedLibraries();<br />

<br />
#include <crtdbg.h><br />
<br />
#ifdef _DEBUG<br />
#define new new(_NORMAL_BLOCK, THIS_FILE, __LINE__)<br />
#undef THIS_FILE<br />
static char THIS_FILE[] = __FILE__;<br />
#endif<br />

<br />
class FindMemoryLeaks<br />
{<br />
	_CrtMemState m_checkpoint;<br />
public:<br />
<br />
	FindMemoryLeaks()<br />
	{<br />
		_CrtMemCheckpoint(&m_checkpoint);<br />
	};<br />
<br />
	~FindMemoryLeaks()<br />
	{<br />
		_CrtMemState checkpoint;<br />
		_CrtMemCheckpoint(&checkpoint);<br />
		_CrtMemState diff;<br />
		_CrtMemDifference(&diff, &m_checkpoint, &checkpoint);<br />
		_CrtMemDumpStatistics(&diff);<br />
		_CrtMemDumpAllObjectsSince(&diff);<br />
	};<br />
};<br />

<br />
Data: << r e s p o n s > 3C 00 72 00 65 00 73 00 70 00 6F 00 6E 00 73 00 <br />
c:\eclipse\workspace\gxclientcpp\gxclientcpp\gxclient\deskband\cwhizzmanager.cpp(348) : {267} normal block at 0x00D97FE0, 4 bytes long.<br />

<br />
 Data: <A 5 0 0 p l u s > 41 00 35 00 30 00 30 00 70 00 6C 00 75 00 73 00 <br />
{460} normal block at 0x00D9F5F8, 32 bytes long.<br />

<br />
void MyContent::GetSafeValue(wstring &target, ISAXAttributes *attrs, LPTSTR name) {<br />
	size_t len1;<br />
	int len2;<br />
	StringCchLength(name, STRSAFE_MAX_CCH, &len1);<br />
	LPTSTR value;<br />
<br />
	if (attrs->getValueFromQName(name, len1, &value, &len2) == E_INVALIDARG) {<br />
		target = TEXT("");<br />
	} else {<br />
		target = value;<br />
		SysFreeString(value);<br />
	}<br />
}<br />
<br />
HRESULT STDMETHODCALLTYPE MyContent::startElement(wchar_t __RPC_FAR *pwchNamespaceUri,<br />
	int cchNamespaceUri, wchar_t __RPC_FAR *pwchLocalName,<br />
	int cchLocalName, wchar_t __RPC_FAR *pwchRawName,<br />
	int cchRawName, ISAXAttributes __RPC_FAR *pAttributes)<br />
{<br />
	m_characters.clear(); // This is a wstring used to get the text of a tag<br />
<br />
	if (!wcscmp(pwchRawName, TEXT("response"))) {<br />
		wstring boolStr;<br />
<br />
		GetSafeValue(boolStr, pAttributes, TEXT("hasPrev"));<br />
<br />
		if (!wcscmp(boolStr.c_str(), TEXT("true"))) {<br />
			m_hasPrev = TRUE;<br />
		} else {<br />
			m_hasPrev = FALSE;<br />
		}<br />
<br />
		GetSafeValue(boolStr, pAttributes, TEXT("hasNext"));<br />
<br />
		if (!wcscmp(boolStr.c_str(), TEXT("true"))) {<br />
			m_hasNext = TRUE;<br />
		} else {<br />
			m_hasNext = FALSE;<br />
		}<br />
	}<br />
        // And more...<br />
	return S_OK;<br />
}<br />
<br />
HRESULT STDMETHODCALLTYPE MyContent::characters(wchar_t __RPC_FAR *pwchChars, int cchChars)<br />
{<br />
	wstring aux(pwchChars);<br />
	m_characters.append(aux.substr(0, cchChars));<br />
	return S_OK;<br />
}<br />

<br />
void ShowExportTemplatePreview(HWND hwnd)<br />
{<br />
	// Function to show a template export preview in another dialog window<br />
<br />
	HINSTANCE hinstMSHTML = LoadLibrary(TEXT("MSHTML.DLL"));<br />
<br />
	if(hinstMSHTML)<br />
    {<br />
		SHOWHTMLDIALOGFN  *pfnShowHTMLDialog;<br />
		pfnShowHTMLDialog = (SHOWHTMLDIALOGFN*) GetProcAddress(hinstMSHTML, TEXT("ShowHTMLDialog"));<br />
<br />
		if(pfnShowHTMLDialog)<br />
		{<br />
			char szTemplatePreview[MAX_PATH];<br />
			wsprintf(szTemplatePreview, "%s\\Temp_0.html", cStartupData.szAppDirectory);<br />
<br />
			WCHAR wcTemplatePreview[MAX_PATH];<br />
<br />
			MultiByteToWideChar(CP_THREAD_ACP, NULL, szTemplatePreview, sizeof(szTemplatePreview), <br />
								wcTemplatePreview, MAX_PATH);<br />
<br />
			IMoniker *pURLMoniker;<br />
			CreateURLMoniker(NULL, wcTemplatePreview, &pURLMoniker);<br />
<br />
			if (pURLMoniker)<br />
			{<br />
				BSTR bstrOptions = SysAllocString(L"dialogHeight:30;dialogWidth:45;resizable:yes");<br />
<br />
				(*pfnShowHTMLDialog)(hwnd, pURLMoniker, NULL, (char*) bstrOptions, NULL);<br />
<br />
				SysFreeString(bstrOptions);<br />
				<br />
				pURLMoniker->Release();<br />
			}<br />
		}<br />
   <br />
		FreeLibrary(hinstMSHTML);<br />
	}<br />
}<br />

...
for ( myData; ++myData )
{
  tree.highlightItem( myData, TVI_ROOT );
}
...

myTree::highlightItem( myDataType myData, HTREEITEM hItem );
{
  HTREEITEM hCurrent = hItem;
  while( hCurrent ) 
  { 
    HTREEITEM hChild = GetChildItem( hCurrent );
    myDataType* pData  = (myDataType*)GetItemData( hCurrent );

    if ( pData == myData )
    {
      SetItemState( hCurrent, TVIS_SELECTED, TVIS_SELECTED );
    }
    if( highlightItem( hChild, myData ) )
      return true;
    
    // get the next item
    hCurrent = GetNextItem( hCurrent, TVGN_NEXT );
  }
}