For Windows Developers who need to multiple people video/audio chat , Desktop Screen Sharing over LAN or an internet in C#, C++ , VB.NET , VB6, Delphi, VFP, MS Access.
For Windows Developers who need to PDF TIFF Viewer and Image Viewer , plus support TIFF with WANG Annotations, securing a PDF document, add annotation with PDF for C++ , C#, VB.NET , VB, Delphi, Vfp, MS Access.
Platform : Windows 10, Windows 8, Vista, Windows 7, XP
It is a PDF Viewer and Document Viewer SDK , Export to PDF ,Image processing, 1D and 2D Barcode Reader, Writer, DICOM and OCR with C#, C++, VB.NET , VB, Delphi, Vfp, MS Access.
Step 1: To install the Image Viewer CP Pro ActiveX Control, begin by launching the setup file (imageviewercpprosetup.exe). Select the desired installation folder for the Image Viewer CP Pro ActiveX and continue with the installation on your development computer.Step 2: Create New Visual Basic Project, select Windows Application.
Step 3: The next step is to install Image Viewer CP Pro ActiveX in ToolBox. Select Toolbox, select Components item, right click mouse button, select Choose Items...
Step 4: Select COM Components tab, select Image Viewer CP Pro ActiveX Control , click OK.
Step 5: Now you will see the Image Viewer CP Pro ActiveX's icon on toolbox, drag it to form.
Step 6: Design the UI same as following
Step 7: When pressing the "Generate QR Code” button our sample’s code will call QRWriterSave method to generate the QR code to JPEG image.
Public Function QRWriterSave(
ByVal strFileName As String, _
ByVal strFileType As String, _
ByVal strValue As String, _
ByVal ieccLevel As long, _
ByVal iVersion As long, _
ByVal iBorderWidth As long, _
ByVal clrFg As Color, _
ByVal clrBg As Color, _
ByVal iScale As double
QR Code can store website URL's, plain text, phone numbers, email addresses and pretty much any other alphanumeric data.
You may define QR Code's error level, Version number, Border size, foreground color and background color.Remember if you want to use QRWriterSave method, you need buy our QR Barcode Writer Plug-in.
Step 8: If you run this project now, you will see black color rectangle. In this sample, you do not need display the image. You may set the width and height properties of Image Viewer CP Pro ActiveX to 1 pixel, then the user will not see it.Step 9: Download the sample source code from VBNET_QRCode_Writer.zip
email@example.com (General information)
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