MFC Scribble - SDK sample

Note: To be able to use the samples you must install novaPDF SDK as samples work only with it. Download it here: novaPDF SDK.

// 1. Register <%SDK_SAMPLE_PRINTER%> event
#define PROFILE_NAME      L"MFCScribble Profile"
#define PDF_FILE_NAME     L"MFCScribble.pdf"
#define PROFILE_IS_PUBLIC 0

// This message is sent when the PDF file is finished and saved on the harddisk
const UINT  wm_Nova_FileSaved = RegisterWindowMessageW( MSG_NOVAPDF2_FILESAVED );
BEGIN_MESSAGE_MAP(CScribbleView, CScrollView)
  //{{AFX_MSG_MAP(CScribbleView)
  //...
  //}}AFX_MSG_MAP
  //...
  ON_REGISTERED_MESSAGE(wm_Nova_FileSaved, OnNovaPDFFileSaved)
END_MESSAGE_MAP()

// 2. Initialize INovaPDFOptions
CScribbleView::CScribbleView()
{
  //...
  HRESULT hr = CoInitialize(NULL);
  //...
  //create novaPDFOptions object
  hr = CoCreateInstance(__uuidof(NovaPdfOptions80), NULL, CLSCTX_INPROC_SERVER, __uuidof(INovaPdfOptions80), (LPVOID*) &m_pNova);
  // initialize the NovaPdfOptions object to use with a printer licensed for SDK
  hr = m_pNova->Initialize(PRINTER_NAME, L"");}
  //...


// 3. Release INovaPDFOptions
CScribbleView::~CScribbleView()
{
  //release novaPDFOptions object
  if (m_pNova){
	m_pNova->Release();
  }
  CoUninitialize();
}

// 4. Set <%SDK_SAMPLE_PRINTER%> Options
BOOL CScribbleView::OnPreparePrinting(CPrintInfo* pInfo)
{
  //set novaPDF default printer
  if (m_pNova){
		m_pNova->SetDefaultPrinter();
		HRESULT hr;
		hr = m_pNova->GetActiveProfile(&m_wsDefaultProfile);

		//create a new profile with default settings
		hr = m_pNova->AddProfile(PROFILE_NAME, PROFILE_IS_PUBLIC, &m_wsNewProfile);

		//load the newly created profile
		if (SUCCEEDED(hr) && m_wsNewProfile) 
		{
			hr = m_pNova->LoadProfile(m_wsNewProfile);
		}
		else
		{
			MessageBox(L"Failed to create profile", L"novaPDF", MB_OK); 
			return hr;
		}

		// set PDF document Title
		m_pNova->SetOptionString(NOVAPDF_DOCINFO_TITLE, L"MFC Scribble Sample");
		// set resulting file name
		m_pNova->SetOptionLong(NOVAPDF_SAVE_FOLDER_TYPE, SAVEFOLDER_CUSTOM);
		m_pNova->SetOptionLong(NOVAPDF_SAVE_LOCATION, LOCATION_TYPE_LOCAL);
		m_pNova->SetOptionLong(NOVAPDF_SAVE_FOLDER_TYPE, SAVEFOLDER_CUSTOM);
		m_pNova->SetOptionString(NOVAPDF_SAVE_FOLDER, L"C:\\temp");
		m_pNova->SetOptionString(NOVAPDF_SAVE_FILE_NAME, PDF_FILE_NAME);
		//do not show prompt dialog
		m_pNova->SetOptionLong(NOVAPDF_SAVE_PROMPT_TYPE, PROMPT_SAVE_NONE);
		//if file exists, override
		m_pNova->SetOptionLong(NOVAPDF_SAVE_FILEEXIST_ACTION, FILE_CONFLICT_STRATEGY_OVERWRITE);

		//save profile changes
		hr = m_pNova->SaveProfile();
		//set as active profile for printer
		m_pNova->SetActiveProfile(m_wsNewProfile);

		//register window to receive messages from novaPDF printer
		m_pNova->RegisterEventWindow((LONG)m_hWnd);  
		//...
}

// 5. Restore options when printing finished
void CScribbleView::OnEndPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
	if (m_pNova) 
	{
		//unregister events
		m_pNova->UnRegisterEventWindow();
		//restore default profile
		if (m_wsDefaultProfile)
		{
			m_pNova->SetActiveProfile(m_wsDefaultProfile);
		}

		//delete newly created profile
		m_pNova->DeleteProfile(m_wsNewProfile);
		//free memory
		CoTaskMemFree(m_wsNewProfile);
		CoTaskMemFree(m_wsDefaultProfile);
		m_wsDefaultProfile = NULL;
		m_wsNewProfile = NULL;
		//restore default printer
		m_pNova->RestoreDefaultPrinter();
	}
}

// 6. <%SDK_SAMPLE_PRINTER%> message handler
LRESULT CScribbleView::OnNovaPDFFileSaved(WPARAM, LPARAM)
{
  //PDF is saved, so just show a message that the conversion to PDF was successful
  MessageBox(L"PDF file was saved successfully", L"novaPrint");
  return 0;
}