C++ (Cpp) SerializeAndEnsureRemotePrintJob Examples

Example #1

File: PrintingParent.cpp Project: emilio/gecko-dev

nsresult
PrintingParent::ShowPrintDialog(PBrowserParent* aParent,
                                const PrintData& aData,
                                PrintData* aResult)
{
  nsCOMPtr<nsPIDOMWindowOuter> parentWin = DOMWindowFromBrowserParent(aParent);
  if (!parentWin) {
    return NS_ERROR_FAILURE;
  }

  nsCOMPtr<nsIPrintingPromptService> pps(do_GetService("@mozilla.org/embedcomp/printingprompt-service;1"));
  if (!pps) {
    return NS_ERROR_FAILURE;
  }

  // The initSettings we got can be wrapped using
  // PrintDataUtils' MockWebBrowserPrint, which implements enough of
  // nsIWebBrowserPrint to keep the dialogs happy.
  nsCOMPtr<nsIWebBrowserPrint> wbp = new MockWebBrowserPrint(aData);

  nsCOMPtr<nsIPrintSettings> settings;
  nsresult rv = mPrintSettingsSvc->GetNewPrintSettings(getter_AddRefs(settings));
  NS_ENSURE_SUCCESS(rv, rv);

  rv = mPrintSettingsSvc->DeserializeToPrintSettings(aData, settings);
  NS_ENSURE_SUCCESS(rv, rv);

  rv = pps->ShowPrintDialog(parentWin, wbp, settings);
  NS_ENSURE_SUCCESS(rv, rv);

  // Serialize back to aResult. Use the existing RemotePrintJob if we have one
  // otherwise SerializeAndEnsureRemotePrintJob() will create a new one.
  RemotePrintJobParent* remotePrintJob =
    static_cast<RemotePrintJobParent*>(aData.remotePrintJobParent());
  rv = SerializeAndEnsureRemotePrintJob(settings, nullptr, remotePrintJob,
                                        aResult);

  return rv;
}

Example #2

File: PrintingParent.cpp Project: alphan102/gecko-dev

nsresult
PrintingParent::ShowPrintDialog(PBrowserParent* aParent,
                                const PrintData& aData,
                                PrintData* aResult)
{
  // If aParent is null this call is just being used to get print settings from
  // the printer for print preview.
  bool isPrintPreview = !aParent;
  nsCOMPtr<nsPIDOMWindowOuter> parentWin;
  if (aParent) {
    parentWin = DOMWindowFromBrowserParent(aParent);
    if (!parentWin) {
      return NS_ERROR_FAILURE;
    }
  }

  nsCOMPtr<nsIPrintingPromptService> pps(do_GetService("@mozilla.org/embedcomp/printingprompt-service;1"));
  if (!pps) {
    return NS_ERROR_FAILURE;
  }

  // The initSettings we got can be wrapped using
  // PrintDataUtils' MockWebBrowserPrint, which implements enough of
  // nsIWebBrowserPrint to keep the dialogs happy.
  nsCOMPtr<nsIWebBrowserPrint> wbp = new MockWebBrowserPrint(aData);

  // Use the existing RemotePrintJob and its settings, if we have one, to make
  // sure they stay current.
  RemotePrintJobParent* remotePrintJob =
    static_cast<RemotePrintJobParent*>(aData.remotePrintJobParent());
  nsCOMPtr<nsIPrintSettings> settings;
  nsresult rv;
  if (remotePrintJob) {
    settings = remotePrintJob->GetPrintSettings();
  } else {
    rv = mPrintSettingsSvc->GetNewPrintSettings(getter_AddRefs(settings));
    NS_ENSURE_SUCCESS(rv, rv);
  }

  // We only want to use the print silently setting from the parent.
  bool printSilently;
  rv = settings->GetPrintSilent(&printSilently);
  NS_ENSURE_SUCCESS(rv, rv);

  rv = mPrintSettingsSvc->DeserializeToPrintSettings(aData, settings);
  NS_ENSURE_SUCCESS(rv, rv);

  rv = settings->SetPrintSilent(printSilently);
  NS_ENSURE_SUCCESS(rv, rv);

  // If this is for print preview or we are printing silently then we just need
  // to initialize the print settings with anything specific from the printer.
  if (isPrintPreview || printSilently ||
      Preferences::GetBool("print.always_print_silent", printSilently)) {
    nsXPIDLString printerName;
    rv = settings->GetPrinterName(getter_Copies(printerName));
    NS_ENSURE_SUCCESS(rv, rv);

    settings->SetIsInitializedFromPrinter(false);
    mPrintSettingsSvc->InitPrintSettingsFromPrinter(printerName, settings);
  } else {
    rv = pps->ShowPrintDialog(parentWin, wbp, settings);
    NS_ENSURE_SUCCESS(rv, rv);
  }

  if (isPrintPreview) {
    // For print preview we don't want a RemotePrintJob just the settings.
    rv = mPrintSettingsSvc->SerializeToPrintData(settings, nullptr, aResult);
  } else {
    rv = SerializeAndEnsureRemotePrintJob(settings, nullptr, remotePrintJob,
                                          aResult);
  }

  return rv;
}