ShowOpenDlg Example for C++ 5.0 and later

void CDialogs::OnShowOpenDlg()

{
	HRESULT hr;
	int nRet;

	ILEADRasterDlgKrn_U *m_pRasterDlgKrn = NULL;
	hr = CoCreateInstance(CLSID_LEADRasterDlgKrn_U,
		NULL,
		CLSCTX_ALL,
		IID_ILEADRasterDlgKrn_U,
		(LPVOID*)&m_pRasterDlgKrn);

	ILEADRasterDlgFile_U *m_pRasterDlgFile = NULL;
	hr = CoCreateInstance(CLSID_LEADRasterDlgFile_U,
		NULL,
		CLSCTX_ALL,
		IID_ILEADRasterDlgFile_U,
		(LPVOID*)&m_pRasterDlgFile);

	nRet = m_pRasterDlgKrn->InitDlg(INIT_WITH_COLOR);

	m_pRasterDlgFile->DialogTitle = "LEADTOOLS Open dialog box";
	m_pRasterDlgFile->InitialDir = "c:\\images";
	m_pRasterDlgFile->FileDlgFlags = 0; 
	m_pRasterDlgFile->EnableShowPreview = true; 
	m_pRasterDlgFile->EnableShowLoadOptions = false; 
	m_pRasterDlgFile->LoadRotated = false; 
	m_pRasterDlgFile->LoadCompressed = false; 
	m_pRasterDlgFile->LoadPasses = 0; 

	m_pRasterDlgFile->UIFlags = OPEN_SHOW_PROGRESSIVE    |
		OPEN_SHOW_MULTIPAGE      |
		OPEN_SHOW_LOADROTATED    |
		OPEN_SHOW_LOADCOMPRESSED |
		OPEN_SHOW_FILEINFO       |
		OPEN_SHOW_PREVIEW        |
		OPEN_SHOW_DELPAGE        |
		OPEN_VIEWTOTALPAGES; 

	nRet = m_pRasterDlgFile->ShowOpenDlg((long)m_hWnd); 

	if (nRet == 0 && m_pRasterDlgFile->DialogStatus == DLG_OK) 
	{
		m_pLead1.Load(m_pRasterDlgFile->FileName, 0, m_pRasterDlgFile->PageNumber, 1 ); 
	}
}