Create Radio Button in PDF Form - VB.NET
PDF SDK sample in VB.NET demonstrating ‘Create Radio Button in PDF Form’
Program.vb
Imports Bytescout.PDF
''' <summary>
''' This example demonstrates how to create radio buttons.
''' </summary>
Class Program
Shared Sub Main()
' Create new document
Dim pdfDocument = New Document()
pdfDocument.RegistrationName = "demo"
pdfDocument.RegistrationKey = "demo"
' If you wish to load an existing document uncomment the line below And comment the Add page section instead
' pdfDocument.Load(".\existing_document.pdf")
' Add page
Dim page = New Page(PaperFormat.A4)
pdfDocument.Pages.Add(page)
Dim font = New Font(StandardFonts.Times, 12)
Dim brush = New SolidBrush()
' Add a group of radio buttons
Dim radioButton1 = New RadioButton(20, 20, 15, 15, "group1", "value1")
Dim radioButton2 = New RadioButton(20, 40, 15, 15, "group1", "value2")
page.Annotations.Add(radioButton1)
page.Annotations.Add(radioButton2)
' Add labels
page.Canvas.DrawString("Value 1.1", font, brush, 40, 20)
page.Canvas.DrawString("Value 1.2", font, brush, 40, 40)
' Add another independent group of radio buttons
Dim radioButton3 = New RadioButton(120, 20, 15, 15, "group2", "value3")
Dim radioButton4 = New RadioButton(120, 40, 15, 15, "group2", "value4")
page.Annotations.Add(radioButton3)
page.Annotations.Add(radioButton4)
' Add labels
page.Canvas.DrawString("Value 2.1", font, brush, 140, 20)
page.Canvas.DrawString("Value 2.2", font, brush, 140, 40)
' Save document to file
pdfDocument.Save("result.pdf")
' Cleanup
pdfDocument.Dispose()
' Open document in default PDF viewer app
Process.Start("result.pdf")
End Sub
End Class
Resources.Designer.vb
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