COM

<br />
<br />
HRESULT Encoder ::  ListSystemProfileForEnocder(HWND hFromEncodeProFile)<br />
 {<br />
<br />
<br />
   HRESULT hr;<br />
    IWMEncoder* pEncoder;<br />
    IWMEncProfileCollection* pProColl;<br />
    IWMEncProfile* pPro;<br />
    long lCount;<br />
    int i;<br />
<br />
// Initialize the COM library and retrieve a pointer<br />
// to an IWMEncoder interface.<br />
    hr = CoInitialize(NULL); <BIG>Return S_FALSE </BIG><br />
	/*if(FAIL(hr))<br />
	{<br />
		Message(0,L("HANDLE RETUNR FAIL"),L("HANDLE RETURN FAIL"),0);<br />
	}*/<br />
    if ( SUCCEEDED( hr ) )<br />
    {<br />
        hr = CoCreateInstance(CLSID_WMEncoder,<br />
                          NULL,<br />
                          CLSCTX_INPROC_SERVER,<br />
                          IID_IWMEncoder,<br />
                          (void**) &pEncoder);<br />
    }<br />
<br />
// Choose a profile from the collection.<br />
    if ( SUCCEEDED( hr ) )<br />
    {<br />
        hr = pEncoder->get_ProfileCollection(&pProColl);<br />
    }<br />
    if ( SUCCEEDED( hr ) )<br />
    {<br />
        hr = pProColl->get_Count(&lCount);<br />
    }<br />
<br />
    // Loop through the profiles and display the names.<br />
     for (i=0; i<lCount; i++)<br />
    {<br />
        CComBSTR bstrName = NULL;<br />
        if ( SUCCEEDED( hr ) )<br />
        {<br />
            hr = pProColl->Item(i, &pPro);<br />
        }<br />
        if ( SUCCEEDED( hr ) )<br />
        {<br />
            hr = pPro->get_Name(&bstrName);<br />
        }<br />
        //wprintf(CComBSTR("%s \n"), bstrName);<br />
<br />
		SendMessage(hFromEncodeProFile,CB_ADDSTRING,i,reinterpret_cast<LPARAM>((LPCTSTR)bstrName));<br />
<br />
     }<br />
<br />
    // Release pointers.<br />
    if ( pProColl )<br />
    {<br />
        pProColl->Release();<br />
        pProColl = NULL;<br />
    }<br />
    if ( pPro )<br />
    {<br />
        pPro->Release();<br />
        pPro = NULL;<br />
    }<br />
      if ( pEncoder )<br />
    {<br />
        pEncoder->Release();<br />
        pEncoder = NULL;<br />
    }<br />
	<br />
	return( hr );	<br />
<br />
 } ///// here in the grrn arrow break the application and when mouse move on the arrow give :<br />
<br />
The code has called into another function.when that function is finished, this is the next statement that will be executed. <br />
<br />

bool CShowToolbarDlg::LoadIEToolbar( CString strCLSID )
{	
	CLSID clsid;

	WCHAR wsz[MAX_PATH]; 
	::MultiByteToWideChar(CP_ACP, 0, strCLSID, -1, wsz, MAX_PATH);

	HRESULT hr = CLSIDFromString(wsz, &clsid);	
	if ( hr != NOERROR )	
		return false;	
	
	::CoInitialize (NULL);
	IUnknown* puk;
	hr = ::CoCreateInstance(clsid, NULL, CLSCTX_INPROC_SERVER, IID_IUnknown, (void**)&puk);
	
	if (FAILED(hr))		
		return false;

	IDeskBand *pdb;	
	hr = puk->QueryInterface(IID_IDeskBand, (void**)&pdb);
	
	HWND hBand;
	if (SUCCEEDED(hr))		
	{     
		pdb->GetWindow(&hBand);	
		
		if(hBand == 0)
			return false;
			
		CWnd *pWnd = CWnd::FromHandle(hBand);	
	}		
	
	m_pReBar   =   new   CReBar();   
	m_pReBar->Create(this);   
	
	CWnd *pWnd = CWnd::FromHandle(hBand);
	
	if(pWnd==NULL) return false;
	
	m_pReBar->AddBar(pWnd,NULL,NULL, RBBS_BREAK);		
				
	REBARBANDINFO rbbi;		
	rbbi.cbSize = sizeof(rbbi);			
	rbbi.fMask = RBBIM_CHILDSIZE | RBBIM_IDEALSIZE | RBBIM_SIZE;			
	rbbi.cxMinChild = 0;			
	rbbi.cyMinChild = 10;			
	rbbi.cx = rbbi.cxIdeal = 250;			
	UINT nCount = m_pReBar->GetReBarCtrl().GetBandCount();			
	m_pReBar->GetReBarCtrl().SetBandInfo(nCount-1, &rbbi); 			
	
	return true;
	
}