//Button Action testseite drucken public IActionResult TestPrinter(string PrinterName) { if (ModelState.IsValid) { string folderPath = @"C:\Users\BenOmran\Desktop\savepdf"; PrinterList = GetAllItems().ToList(); var printer = PrinterList.Single(d => d.DeviceName == PrinterName); if (printer.DeviceType == "Printer" && printer.DeviceSubtype == "A4") { FileStream PdfA4 = new FileStream("Test-A4.pdf", FileMode.Open, FileAccess.Read); PdfLoadedDocument loadedDocumentA4 = new PdfLoadedDocument(PdfA4); MemoryStream stream = new MemoryStream(); loadedDocumentA4.Save(stream); PdfViewer pdfViewer = new PdfViewer(); var myUniqueFileName = $@"Test-A4_{Guid.NewGuid()}.pdf"; using (var file = new FileStream(Path.Combine(folderPath, myUniqueFileName), FileMode.Create, FileAccess.Write)) { stream.WriteTo(file); pdfViewer.BindPdf(PdfA4); pdfViewer.PrintDocument(); AddQ(PrinterName, file.Name); } } else if (printer.DeviceType == "Printer" && printer.DeviceSubtype == "Label") { FileStream PdfLabel = new FileStream("Test-Label-3,9x7,9-inch.pdf", FileMode.Open, FileAccess.Read); PdfLoadedDocument loadedDocumentLabel = new PdfLoadedDocument(PdfLabel); MemoryStream stream = new MemoryStream(); loadedDocumentLabel.Save(stream); PdfViewer pdfViewer = new PdfViewer(); var myUniqueFileName = $@"Test-Label-3,9x7,9-inch_{Guid.NewGuid()}.pdf"; using (var file = new FileStream(Path.Combine(folderPath, myUniqueFileName), FileMode.Create, FileAccess.Write)) { stream.WriteTo(file); pdfViewer.BindPdf(PdfLabel); pdfViewer.PrintDocument(); AddQ(PrinterName, file.Name); } } } return(RedirectToAction("Index")); }