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.NET WinForms QR Code Generator Library

How to Create QR-Code Barcodes in .NET Windows Applications / Windows Forms
  • High-quality barcode control for .NET, built completely in Visual C#.NET
  • In accordance with .NET Framework 2.0 and later versions
  • Support Microsoft Visual Studio 2005 / 2008 / 2010 / 2012 for development
  • Simple to draw QR Codes on .NET Windows Forms with 2D control drag-n-drop
  • Generate QR Code 2D barcode images in WinForms project with C# or VB.NET programming
  • Various QR Code settings available like ECI, ECL, Version, image format, size, resolution...
  • Created QR Code barcodes are readable and comply with almost all printers
.NET Windows Forms QR Code Barcode Introduction
QR-Code is a 2D / two-dimensional symbology also known as Quick Response Code, Denso Barcode, QRCode, JIS X 0510, ISO/IEC 18004.
Compatibility: Barcode for ASP.NET control dll is compatible with ISO/IEC 18004 (Second Edition 2006-09-01) bar code symbology specification for QR Code printing. Thus QR Code images generated are readable for all scanners / barcode recognition tools.
This page will tell you how to easily create QR Code barcodes in .NET WinForms and other projects, such as Visual C# & VB.NET class library. Please follow the guide to find out. Meanwhile, you can refer to .NET QR Code bar coding properties to obtain all QR Code user-defined parameters.
How to Install QR Code .NET WinForms Bar Code Generator
  1. Add Reference
    • Right click in "Solution Explorer" and select "Add Reference...
    • Click "Browse" to find Barcodelib.Barcode.WinForms.dll in the unzipped file, and click "OK" button.
  2. Add to Visual Studio Toolbox
    • Right click in Toolbox and select "Choose Items..."
    • In the pop-up window, click "Browse..." to locate the dll Barcodelib.Barcode.WinForms.dll.
    • Click "OK" and now four items are listed in VS Toolbox: QRCodeWinForm, DataMatrixWinForm, LinearWinForm, and PDF417WinForm.

How to Create QR-Code Bar Codes in .NET Windows Forms Applications?
BarcodeLib QR Code Windows Forms .NET barcode generator supports drawing QR-Code images in .NET windows form. Here is a sample for you to create QR Code through .NET windows form controller.
  1. Add barcode library to your Visual Studio Toolbox.
  2. Drag QRCodeWinForm to your .NET windows form, and a QR Code is painted on the form.
  3. Right click on the QR Code, and you can adjust QR Code images in the right-side Properties table.
How to Generate QR Code Barcode in .NET WinForms using C#, VB.NET Class?
To create QR Code barcode images in C# and VB.NET class library, you need to add the dll to reference first.
Given below are the C# and VB.NET sample code for QR Code printing in .NET class library. After installation, please copy to your project for a barcoding test. 
     BarcodeLib.Barcode.QRCode qrbarcode = new BarcodeLib.Barcode.QRCode();
     // Select QR Code data encoding type: numeric, alphanumeric, byte, and Kanji to select from.
     qrbarcode.Encoding = BarcodeLib.Barcode.QRCodeEncoding.Auto;
     qrbarcode.Data = "123456789012";

     // Adjusting QR Code barcode module size and quiet zones on four sides.
     qrbarcode.ModuleSize = 3;
     qrbarcode.LeftMargin = 12;
     qrbarcode.RightMargin = 12;
     qrbarcode.TopMargin = 12;
     qrbarcode.BottomMargin = 12;
     qrbarcode.ImageFormat = System.Drawing.Imaging.ImageFormat.Png;
   
     // More barcode settings like ECI, FNC1, Structure Append, etc.

     // Save QR Code barcode image into your system
     qrbarcode.drawBarcode("c:/qrcode-csharp.png");
Above QR code sample code written in Visual C# 2005 View More QR Code C#.NET Sample Code
     Dim qrbarcode As BarcodeLib.Barcode.QRCode     
     qrbarcode = New BarcodeLib.Barcode.QRCode()
     qrbarcode.Data = "123456789"

     qrbarcode.ModuleSize = 2
     qrbarcode.LeftMargin = 8
     qrbarcode.RightMargin = 8
     qrbarcode.TopMargin = 8
     qrbarcode.BottomMargin = 8

     qrbarcode.Encoding = BarcodeLib.Barcode.QRCodeEncoding.Auto
     qrbarcode.Version = BarcodeLib.Barcode.QRCodeVersion.V1
     qrbarcode.ECL = BarcodeLib.Barcode.QRCodeErrorCorrectionLevel.L
     qrbarcode.ImageFormat = System.Drawing.Imaging.ImageFormat.Png

     ' More barcode settings like ECI, FNC1, Structure Append, etc.

     ' Save QR Code barcode image into your system
     qrbarcode.drawBarcode("c:/qrcode-vbnet.png")
Above qr code sample code written in Visual Basic View More QR Code VB.NET Sample Code
.NET WinForms Barcode Generator DLL Supporting Symbologies
WinForms 1D Barcodes:
WinForms 2D Barcodes:
.NET WinForms Barcode Lib Generates Linear Barcode Symbologies: Codabar, Code 11, Code 2 of 5, Code 39, Code 128, Code 93, EAN 8, EAN 13, EAN 128/GS1 128, Interleaved 2 of 5, ITF14, MSI Plessey, Intelligent Mail (OneCode), Planet, Postnet, RM4SCC (British Royal Mail 4-State Customer Barcode), UPC-A, UPC-E.
.NET WinForms Barcode Lib Generates Matrix Barcode Symbologies: Data Matrix, PDF 417, QR-Code.



See Also: Related Barcoding Tutorials

.NET Windows Forms Visual C# & Visual Basic Barcoding Tutorials
.NET Windows Forms Visual C# & Visual Basic QR Code Barcoding Tutorials
.NET Barcode User Manual & FAQ




Provides High Quality .NET Barcode SDK,Windows Forms Barcode SDK, ASP.NET Barcode SDK, C#.NET Barcode SDK, VB.NET Barcode SDK, .NET QR-Code, ASP.NET QR-Code, .NET WinForms QR-Code, C# QR-Code, VB.NET QR-Code, .NET SSRS QR-Code, .NET Crystal Reports QR-Code, .NET RDLC Reports QR-Code.
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