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Adrian (Softland)
Mar 28, 2022
novaPDF 11.x
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Temporary printer sample is similar with Hello World sample but it uses temporary printers.
It demonstrates the use of AddNovaPrinter and DeleteNovaPrinter.

Source code

#include "stdafx.h"

//Include novaPDF headers
#include "..\..\..\include\novaOptions.h"

//NovaPdfOptions
#include "..\..\..\include\novapi.h"

#include "nova.h"

//name of novaPDF Printer Demo
#define PRINTER_NAME    L"novaPDF temporary printer"
#define PORT_NAME    L"novaPDF<%VERSION_MAJOR%>temp"

//text to be written in the PDF file
#define PDF_TEXT        L"Hello world!"

//PDF file name
#define PDF_FILE_NAME   L"HelloWorld.pdf"

//Print profile name
#define PROFILE_NAME       L"HelloWorld Profile"
#define PROFILE_IS_PUBLIC  0

//entry point for the console application
int _tmain(int argc, _TCHAR* argv[])
{
	HRESULT hr = S_OK;

	//initialize COM
	hr = CoInitialize(NULL);
	if (FAILED (hr)) 
	{ 
		MessageBox(NULL, L"Failed to initialize COM", L"novaPDF", MB_OK); 
		return hr; 
	} 

	//create one NovaPdfOptions instance
	INovaPdfOptions *pNova = 0;
	hr = CoCreateInstance(__uuidof(NovaPdfOptions<%VERSION_MAJOR%>), NULL, CLSCTX_INPROC_SERVER, __uuidof(INovaPdfOptions<%VERSION_MAJOR%>), (LPVOID*) &pNova);

	if (SUCCEEDED(hr)) 
	{
		//add temporary printer
		pNova->AddNovaPrinter(PRINTER_NAME, PORT_NAME, L"nPdfSdk<%VERSION_MAJOR%>_Softland", L"8501", L"");
		// set optional PDF settings 
		LPWSTR pwsNewProfileID = NULL;
		//create a new profile with default settings
		hr = pNova->AddProfile(PROFILE_NAME, PROFILE_IS_PUBLIC, &pwsNewProfileID);

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

		// set novaPDF options 
		// set PDF document Title
		pNova->SetOptionString(NOVAPDF_DOCINFO_TITLE, L"My Doc Title");

		//what type of save dialog to be shown (none, simple or extended)
		pNova->SetOptionLong(NOVAPDF_SAVE_PROMPT_TYPE, PROMPT_SAVE_SIMPLE);

		//you may choose a predefined folder like "My Documents"
		pNova->SetOptionLong(NOVAPDF_SAVE_FOLDER_TYPE, SAVEFOLDER_MYDOCUMENTS);

		//set a macro for the file name
		pNova->SetOptionString(NOVAPDF_SAVE_FILE_NAME, L"test_[N]");

		//in case a file with the same name exists in the selected folder, choose what to do
		pNova->SetOptionLong(NOVAPDF_SAVE_FILEEXIST_ACTION, FILE_CONFLICT_STRATEGY_AUTONUMBER_NEW);

		//save profile changes
		hr = pNova->SaveProfile();

		//set as active profile for printer
		pNova->SetActiveProfile(pwsNewProfileID);

		HANDLE     hPrinter;
		PDEVMODEW  pDevmode = NULL;
		PRINTER_DEFAULTS pd = { NULL, NULL, PRINTER_ACCESS_USE };

		//start print job
		if (OpenPrinter(PRINTER_NAME, &hPrinter, &pd))
		{
			//get default printer DEVMODE      
			int nSize = DocumentProperties(NULL, hPrinter, PRINTER_NAME, NULL, NULL, 0);
			pDevmode = (PDEVMODEW)LocalAlloc(LPTR, nSize);
			DocumentProperties(NULL, hPrinter, PRINTER_NAME, pDevmode, NULL, DM_OUT_BUFFER);

			//set page size in DEVMODE
			pDevmode->dmPaperSize = DMPAPER_USER;
			pDevmode->dmPaperLength = 2970;
			pDevmode->dmPaperWidth = 2100;
			pDevmode->dmFields = DM_PAPERSIZE | DM_PAPERLENGTH | DM_PAPERWIDTH;
			DocumentProperties(NULL, hPrinter, PRINTER_NAME, pDevmode, pDevmode, DM_IN_BUFFER | DM_OUT_BUFFER);

			//Print a page
			HDC hDC = CreateDC(L"", PRINTER_NAME, NULL, pDevmode);
			DOCINFO docInfo = {sizeof(DOCINFO)};
			// PDF document name and path
			docInfo.lpszDocName = PDF_FILE_NAME; 
			StartDoc(hDC,&docInfo);
			StartPage(hDC);
			// Draw text on page
			TextOut(hDC, 100, 80, PDF_TEXT, (int) wcslen(PDF_TEXT)); 
			EndPage(hDC);
			EndDoc(hDC);
			DeleteDC(hDC);

			//print job sent to printer
			MessageBox(NULL, L"Print job finished", L"novaPDF", MB_OK); 

			LocalFree(pDevmode);
			ClosePrinter(hPrinter);
		}
		else
		{
			WCHAR wsMessage[255];
			wsprintf(wsMessage, L"OpenPrinter failed, error = %d", GetLastError());
			MessageBox(NULL, wsMessage, L"novaPDF", MB_OK); 
		}

		//delete newly created profile
		pNova->DeleteProfile(pwsNewProfileID);
		//free memory
		CoTaskMemFree(pwsNewProfileID);
		//delete temporarry printer
		pNova->DeleteNovaPrinter(PRINTER_NAME);	}
	

	//release NovaPdfOptions
	pNova->Release();
	CoUninitialize();
	return 0;
}