Work/test/Printman.cpp

#include <test/printman.hpp>
#include <test/abortdlg.hpp>
#include <common/regkey.hpp>
#include <common/guiwnd.hpp>

Block<VInfo> PrintManager::smVInfoBlock;

BOOL PrintManager::getPrinters(void)
{
	String strPrinterKey("System\\CurrentControlSet\\Control\\Print\\Printers");
	String strDefaultPrinter;
  RegKey cfgKey(RegKey::CurrentConfig);
	Printer printer;
	String strPrinter;
  int enumKey(0);

  mPrinters.remove();	
  if(!cfgKey.openKey(strPrinterKey))return FALSE;
	cfgKey.queryValue("Default",strDefaultPrinter);
  if(getPrinter(strPrinterKey+String("\\")+strDefaultPrinter,printer))mDefaultPrinter=printer;
	while(TRUE)
	{
	  if(!cfgKey.enumKey(enumKey++,strPrinter))break;
    if(getPrinter(strPrinterKey+String("\\")+strPrinter,printer))mPrinters.insert(&printer);
	}
	cfgKey.closeKey();
	return TRUE;
}

BOOL PrintManager::getPrinter(String &strPrinterKey,Printer &printer)
{
  RegKey mchKey(RegKey::LocalMachine);
  String strPrinterNameKey("Name");
	String strPrinterDriverKey("Printer Driver");
	String strPrinterPortKey("Port");
	String strQuery;

  if(!mchKey.openKey(strPrinterKey))return FALSE;
	mchKey.queryValue(strPrinterNameKey,strQuery);
	printer.printerName(strQuery);
	mchKey.queryValue(strPrinterDriverKey,strQuery);
	printer.driverName(strQuery);
	mchKey.queryValue(strPrinterPortKey,strQuery);
	printer.portName(strQuery);
	mchKey.closeKey();
	return TRUE;
}

BOOL PrintManager::openPrinter(const String &strPrinterName,GUIWindow &parentWindow,const String &strPrintDocName)
{
  mParentWindow=&parentWindow;
	return openPrinter(strPrinterName,strPrintDocName);
}

BOOL PrintManager::openPrinter(const String &strPrinterName,const String &strPrintDocName)
{
  Printer printer;
	int index;

	closePrinter();
	if(strPrinterName==mDefaultPrinter.printerName())printer=mDefaultPrinter;
	else for(index=0;index<mPrinters.size();index++)if(strPrinterName==mPrinters[index].printerName()){printer=mPrinters[index];break;}
	if(index==mPrinters.size())return FALSE;
  mPrinterDevice=::CreateDC(0,printer.driverName(),0,0);
	mPrinterDevice.disposition(PureDevice::DeleteDC);
	if(!mPrinterDevice.isOkay())return FALSE;
	smVInfoBlock.insert(&VInfo((DWORD)this,mPrinterDevice));
  startDoc(strPrintDocName);
	::SetAbortProc(mPrinterDevice,&abortProc);
  return TRUE;
}

BOOL PrintManager::startDoc(const String &strPrintDocName)
{
  DOCINFO printDocInfo;

  ::memset(&printDocInfo,0,sizeof(printDocInfo));
  printDocInfo.cbSize=sizeof(printDocInfo);
  printDocInfo.lpszDocName=(char*)(String&)strPrintDocName;
  ::StartDoc(mPrinterDevice,&printDocInfo);
  isInDoc(TRUE);
	createAbortDlg();
	return TRUE;
}

BOOL PrintManager::printLines(Block<String> &strLines,Font &pageFont,Point xyPoint)
{
  SIZE sizeData;

  if(!isInDoc()||!mPrinterDevice.isOkay())return FALSE;
  if(isInPage())endPage();
	startPage();
	mPrinterDevice.select((GDIObj)pageFont,TRUE);
  for(int index=0;index<strLines.size();index++)
	{
	  String &strLine=strLines[index];
		mPrinterDevice.getTextExtentPoint32(strLine,&sizeData);
		mPrinterDevice.textOut(xyPoint.x(),xyPoint.y(),strLine);
		xyPoint.y(xyPoint.y()+sizeData.cy+5);
	}
	endPage();
	return TRUE;
}

BOOL PrintManager::createAbortDlg(void)
{
  if(!mParentWindow.isOkay())return TRUE;
	if(mAbortDlg.isOkay()){mAbortDlg->destroy();mAbortDlg.destroy();}
  mAbortDlg=::new AbortDlg;
	mAbortDlg.disposition(PointerDisposition::Delete);
	mAbortDlg->perform(*mParentWindow);
  return TRUE;
}

BOOL CALLBACK PrintManager::abortProc(HDC hDC,int nCode)
{
  SmartPointer<PrintManager> printManager;
  MSG msg;

  if(smVInfoBlock.size())for(int index=0;index<smVInfoBlock.size();index++)
	  if(smVInfoBlock[index].hDC()==hDC)
		  {printManager=(PrintManager*)smVInfoBlock[index].baseAddress();break;}
	if(!printManager.isOkay())
	{
    while(::PeekMessage(&msg,NULL,0,0,PM_NOREMOVE))
	  {
	    ::TranslateMessage(&msg);
		  ::DispatchMessage(&msg);
	  }
	}
	else
	{
	  while(printManager->mAbortDlg.isOkay()&&!printManager->mAbortDlg->isDestroyed())
		{
		  printManager->mAbortDlg->yieldTask();
		  if(printManager->mAbortDlg->isCancelled())return FALSE;
		}
    while(::PeekMessage(&msg,NULL,0,0,PM_NOREMOVE))
	  {
	    ::TranslateMessage(&msg);
		  ::DispatchMessage(&msg);
	  }
	}
	return TRUE;
}