KA.Barcode Generator for .NET Suite
How to Generate QR Code Image in VB.NET Projects
VB.NET source code to generate, print QR Code in different image formats using .NET Barcode Control
  • Easy-to-use QR Code Maker Control for VB.NET class, VB.NET Web & Windows projects
  • C# QR Code, ISBN Word, Data Matrix Java, C# ISBN and other linear & 2D barcode control provided
  • 100% managed code written in Visual Basic.NET, compatible with MS Visual Studio 2005/2008/2010
  • Comprehensive user manual to print, make 2-dimensional QR Code bar codes in VB.NET IDEs
  • Provide dynamic image formats to save QR Code locally, such as GIF, JPG/JPEG, BMP, TIFF & PNG
  • Support to output high-quality QR Code barcode with perfect resolution for all printers
  • Recongize linear & 2D barcodes using .NET barcode or ASP.NET barcode
  • Drawing, generating high-quality 2D QR Code images compatible with all major web browsers
  • Accurate QR Code generation configured to ISO/IEC 18004 (2nd edition 2006-09-01)
  • Also programmatically create GS1 compatible QR Code tags in VB.NET programs
VB.NET QR Code barcode maker is a best QR Code Barcode Generation functionality of KA.Barcode Generator for .NET Suite, which enables developers to efficiently print, produce QR Codes in VB.NET class & console applications, VB.NET ASP.NET websites, VB.NET WinForms, Microsoft Reporting Services, Crystal Reports for .NET, and Oracle Reports. KeepAutomation also provides users with QR Code barcode size, data instruction with VB.NET sample codes:
QR Code Image Setting in KA.Barcode Generator for VB.NET

Procedures for .NET Barcode Control Installation

  1. 1.
  2. 2.
    Copy KeepAutomation.Barcode.Windows.dll or KeepAutomation.Barcode.Web.dll to your VB.NET project folder
  3. 3.
    Open Microsoft Visual Studio, choose "Add Reference" in "Project"
  4. 4.
    Browse KeepAutomation.Barcode.Windows.dll or KeepAutomation.Barcode.Web.dll
  5. 5.
    Now you will see "KeepAutomation.Barcode.Web" or "KeepAutomation.Barcode.Windows" under your references
Copy those following VB.NET barcode genearation syntax onto you forms:
Dim barcode As KeepAutomation.Barcode.Bean.BarCode = New KeepAutomation.Barcode.Bean.BarCode
barcode.Symbology= KeepAutomation.Barcode.Symbology.QRCode
barcode.CodeToEncode = "QR Code"
barcode.generateBarcodeToImageFile("C://barcode-qrcode-vbnet.gif")

Append Several QR Code Barcodes into a Structured One

QR Code can be divided up to 16 and reconstructed into one format. With KA.Barcode for VB.NET, users may enable "GroupEnabled" function, and use "GroupItemId" to count the total number of QR Code and use "GroupItemCount" to number QR Code symbols (Note: it starts with 0). Beside, do not forget to make all QR Code within the same "GroupId".
First Segement:
barcode.GroupEnabled = true
barcode.GroupId = 23
barcode.GroupItemCount = 2
barcode.GroupItemId = 0

Second Segement:
barcode.GroupEnabled = true
barcode.GroupId = 23
barcode.GroupItemCount = 2
barcode.GroupItemId = 1

Change QR Code Barcode Image Rotation

KA.Barcode Generator for VB.NET provides selectable barcode image orientation to rotate QR Code Barcode barcodes into any angles of 0, 90, 180 or 270 degrees with "Orientation" property. The default is Degree0.
barcode.Orientation = KeepAutomation.Barcode.Orientation.Degree180

Output QR Code Barcode into Other VB.NET Graphics

KA.Barcode Generator for VB.NET supports to draw and output QR Code Barcode into VB.NET Stream object, Graphics object, ByteArray and Bitmap.
barcode.generateBarcodeToGraphics("Graphics Object")
barcode.generateBarcodeToStream("Stream fileStream")
barcode.generateBarcodeToBitmap()
barcode.generateBarcodeToByteArray()

Adjust QR Code Barcode Image format

KA.Barcode Generator for VB.NET supports most major image format, like GIF, TIFF, JPEG/JPG, BMP, PNG, to save QR Code barcode image in your VB.NET applications. User may change image format within "ImageFormat". The default is "Gif".
barcode.ImageForamt = ImageFormat.Gif